/* Server-rendered component layer. Bootstrap 5.3 base, tokens from tokens.css. */

/* ============ Navbar ============ */
.sv-navbar {
    background: var(--sv-white);
    border-bottom: 1px solid var(--sv-brown-100);
    box-shadow: var(--shadow-sm);
}
.sv-navbar .navbar-brand { padding: 0.4rem 0; }
.sv-navbar .nav-actions { display: flex; align-items: center; gap: 0.5rem; }

/* Landing nav: brand left, CTAs + toggle far right, organized on mobile */
.landing-nav .landing-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    width: 100%;
}
.landing-nav .landing-end {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}
.landing-nav .landing-cta { display: flex; align-items: center; gap: 0.6rem; }
@media (max-width: 575.98px) {
    .landing-nav { padding-top: var(--space-3); padding-bottom: var(--space-3); }
    .landing-nav .landing-row { flex-wrap: wrap; row-gap: var(--space-3); }
    .landing-nav .landing-end {
        order: 2;
        display: contents; /* flatten so brand, toggle and CTA sit in one flow */
    }
    .landing-nav .navbar-brand { order: 1; margin-right: auto; min-width: 0; }
    .landing-nav .theme-toggle { order: 2; margin-left: auto; }
    .landing-nav .landing-cta {
        order: 3;
        margin: 0;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
        width: 100%;
    }
    .landing-nav .landing-cta .btn {
        width: 100%;
        min-height: 46px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}
@media (min-width: 576px) and (max-width: 991.98px) {
    .landing-nav .landing-end { gap: var(--space-2); }
    .landing-nav .landing-cta { gap: 0.4rem; }
}

/* Smooth theme switching */
body,
.sv-navbar,
.sv-card,
.auth-card,
.feature-card,
.step,
.exam-chip,
.theme-toggle,
.form-control,
.form-select,
.landing-footer,
.cta-banner {
    transition: background-color 0.25s ease, border-color 0.25s ease, color 0.2s ease, box-shadow 0.25s ease;
}

/* Theme toggle */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    color: var(--sv-brown-400);
    cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.theme-toggle:hover { color: var(--sv-teal-700); border-color: var(--sv-teal-500); background: var(--sv-cream); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: inline-block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: inline-block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* ============ Page shell ============ */
.sv-main { min-height: calc(100vh - 72px); }
.sv-container { max-width: var(--content-max); }
.sv-page { max-width: 860px; }

/* ============ Auth pages ============ */
.auth-shell {
    /* brand panel left, form right; single column on mobile with panel hidden */
    display: grid;
    grid-template-columns: 1fr;
    min-height: calc(100vh - 72px);
}

/* --- Creative brand panel (desktop only) --- */
.auth-brand-panel {
    position: relative;
    display: none;
    overflow: hidden;
    flex-direction: column;
    justify-content: space-between;
    gap: var(--space-6);
    padding: var(--space-8);
    background:
        radial-gradient(120% 90% at 15% 0%, rgba(255, 255, 255, 0.16), transparent 55%),
        linear-gradient(155deg, #4C0328 0%, #71043C 55%, #800644 100%);
    color: #FFF6F2;
}
@media (min-width: 992px) {
    .auth-shell { grid-template-columns: minmax(400px, 44%) 1fr; }
    .auth-brand-panel { display: flex; }
}
.auth-brand-glow {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(2px);
}
.auth-brand-glow-a {
    width: 320px;
    height: 320px;
    right: -140px;
    top: -90px;
    background: radial-gradient(circle, rgba(217, 122, 138, 0.35), transparent 70%);
}
.auth-brand-glow-b {
    width: 400px;
    height: 400px;
    left: -190px;
    bottom: -150px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.12), transparent 70%);
}
.auth-brand-top {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
}
.auth-brand-mark {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    color: #FFF6F2;
    text-decoration: none;
}
.auth-brand-mark:hover { color: #FFFFFF; }
.auth-brand-badge {
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: var(--shadow-md);
}
.auth-brand-badge svg { width: 22px; height: 22px; }
.auth-brand-name {
    font-family: var(--font-display);
    font-size: 1.05rem;
    line-height: 1.2;
    letter-spacing: 0.01em;
}
.auth-brand-name strong { font-weight: 800; display: block; color: #FFD9DE; }

.auth-brand-body { position: relative; z-index: 1; }
.auth-brand-title {
    color: #FFFFFF;
    font-size: var(--text-3xl);
    line-height: 1.15;
    margin: 0 0 var(--space-3);
    max-width: 440px;
}
.auth-brand-text {
    color: rgba(255, 246, 242, 0.82);
    font-size: var(--text-lg);
    line-height: 1.55;
    max-width: 420px;
    margin: 0 0 var(--space-6);
}
.auth-brand-perks {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--space-3);
}
.auth-brand-perks li {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: #FFF6F2;
    font-weight: 500;
    font-size: var(--text-sm);
}
.auth-brand-perks svg {
    width: 18px;
    height: 18px;
    color: #FFD9DE;
    flex: 0 0 auto;
}

.auth-brand-foot { position: relative; z-index: 1; display: grid; gap: var(--space-5); }
.auth-brand-quote {
    display: flex;
    gap: 0.6rem;
    align-items: flex-start;
    color: rgba(255, 246, 242, 0.85);
    font-size: var(--text-sm);
    line-height: 1.5;
}
.auth-brand-quote span {
    font-family: var(--font-display);
    font-size: 1.6rem;
    line-height: 1;
    color: #FFD9DE;
}
.auth-brand-quote p { margin: 0; font-style: italic; }
.auth-brand-panel .exam-chip {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #FFF6F2;
    box-shadow: none;
}
.auth-brand-exams { display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* --- Form column --- */
.auth-card-col {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6) var(--space-4) var(--space-8);
    background: var(--sv-cream);
}
.auth-card {
    width: 100%;
    max-width: 460px;
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-6);
}
.auth-card .auth-header { text-align: center; margin-bottom: var(--space-5); }
.auth-card .auth-header img { height: 56px; width: auto; margin-bottom: var(--space-3); }
.auth-card .auth-header h1 { font-size: var(--text-xl); margin: 0 0 0.35rem; }
.auth-card .auth-header p { color: var(--sv-brown-400); margin: 0; font-size: var(--text-sm); }

.auth-foot { text-align: center; font-size: var(--text-sm); color: var(--sv-brown-400); margin-top: var(--space-5); }

/* Signed-in notice shown on the login page */
.auth-signed-in {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--sv-teal-50);
    border: 1px solid var(--sv-teal-100);
    color: var(--sv-teal-900);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    margin-bottom: var(--space-5);
}
.auth-signed-in i { flex-shrink: 0; }
.auth-signed-in a { color: var(--sv-teal-700); font-weight: 600; text-decoration: none; }
.auth-signed-in a:hover { color: var(--sv-teal-900); text-decoration: underline; }

/* Password visibility toggle */
.toggle-password {
    border: 1px solid var(--sv-brown-100);
    border-left: 0;
    background: var(--sv-white);
    color: var(--sv-brown-400);
    min-width: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.toggle-password:hover { background: var(--sv-cream); color: var(--sv-brown-700); }
.input-group .form-control:not(:first-child) { border-top-left-radius: var(--radius-sm); border-bottom-left-radius: var(--radius-sm); }
.input-group .form-control { border-top-right-radius: 0; border-bottom-right-radius: 0; }

/* ============ Status cards / dashboard ============ */
.sv-card {
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-5);
}
.sv-card.sv-card-top-space { padding-top: calc(var(--space-5) + var(--space-4)); }
/* Warning banner card (e.g. unverified email) — palette aware so it never goes light-on-dark */
.sv-warning-card {
    background: var(--sv-warning-100);
    border-color: var(--sv-warning);
}
/* Notifications center. */
.sv-notification { position: relative; }
.sv-notification.is-unread { background: var(--sv-cream); }
.sv-notification-dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background: transparent;
    flex: 0 0 auto;
    margin-top: 6px;
}
.sv-notification.is-unread .sv-notification-dot { background: var(--sv-teal-500); }
.sv-notification .btn-link { text-decoration: none; }
.sv-card-hover { transition: box-shadow 0.2s ease, transform 0.2s ease; }
.sv-card-hover:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.sv-page-title { font-size: var(--text-2xl); }
.sv-muted { color: var(--sv-brown-400); }

/* ============ Profile ============ */
.sv-avatar {
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--sv-brown-100);
    background: var(--sv-brown-100);
}
.sv-avatar-lg { border-width: 3px; }
.sv-badge-sage {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
    background: var(--sv-sage-100);
    color: var(--sv-sage-700);
    font-weight: 600;
    font-size: var(--text-sm);
}
.sv-badge-success {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
    background: var(--sv-sage-100);
    color: var(--sv-sage-700);
    font-weight: 600;
    font-size: var(--text-sm);
}
.sv-badge-muted {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
    background: var(--sv-brown-100);
    color: var(--sv-brown-400);
    font-weight: 600;
    font-size: var(--text-sm);
}
.sv-badge i, .sv-badge-sage i, .sv-badge-success i, .sv-badge-muted i {
    width: 1em;
    height: 1em;
}
.sv-visibility-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--sv-brown-100);
}
.sv-visibility-row:last-of-type { border-bottom: 0; }
.sv-switch .form-check-input { cursor: pointer; }
.sv-switch .form-check-label { color: var(--sv-brown-400); font-size: var(--text-sm); }

/* ============ Dashboard ============ */
.sv-stat-big {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--text-3xl);
    color: var(--sv-teal-700);
    line-height: 1;
}
.sv-stat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}
.text-sm { font-size: var(--text-sm); }
.sv-progress {
    height: 10px;
    border-radius: var(--radius-full);
    background: var(--sv-brown-100);
}
.sv-progress .progress-bar {
    background: var(--sv-teal-700);
    border-radius: var(--radius-full);
}
.sv-quick-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}
.sv-quick-action {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: var(--space-4);
    min-height: 44px;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    color: var(--sv-brown-700);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.sv-quick-action:hover {
    border-color: var(--sv-teal-500);
    box-shadow: var(--shadow-md);
    color: var(--sv-teal-700);
    background: var(--sv-cream);
}
.sv-quick-action svg {
    width: 20px;
    height: 20px;
    color: var(--sv-teal-700);
    flex: 0 0 auto;
}
@media (min-width: 720px) {
    .sv-quick-actions { grid-template-columns: repeat(3, 1fr); }
}

/* ============ Student dashboard — desktop restyle (>= bp-lg) ============ */
/* Mobile/tablet keep the classic stacked cards. Only the wide desktop layout
   (sidebar visible, .app-wide set by DashboardController) switches to a hero
   band plus a two-column grid. Everything below is inert below 992px. */
@media (min-width: 992px) {
    .app-wide .sv-main-app { max-width: 1160px; }
    .sv-dash { max-width: 100%; }

    .sv-dash-hero {
        background:
            radial-gradient(120% 100% at 100% 0%, rgba(217, 166, 61, 0.2), transparent 55%),
            linear-gradient(135deg, var(--sv-maroon-900) 0%, var(--sv-maroon-700) 60%, var(--sv-maroon-500) 100%);
        border-color: transparent;
        color: #FFF6F2;
        padding: var(--space-8);
        box-shadow: var(--shadow-lg);
    }
    .sv-dash-hero .sv-page-title {
        color: #FFF6F2;
        font-size: var(--text-3xl);
    }
    .sv-dash-hero .sv-dash-sub { color: rgba(255, 246, 242, 0.78); }
    .sv-dash-avatar {
        width: 88px;
        height: 88px;
        border: 3px solid var(--sv-gold-500);
        box-shadow: var(--shadow-md);
    }
    .sv-dash-hero .sv-dash-btn {
        --bs-btn-color: #FFF6F2;
        --bs-btn-border-color: rgba(255, 246, 242, 0.55);
        --bs-btn-hover-bg: rgba(255, 246, 242, 0.12);
        --bs-btn-hover-border-color: #FFF6F2;
        --bs-btn-hover-color: #FFF6F2;
    }
    [data-theme="dark"] .sv-dash-hero .sv-dash-btn {
        --bs-btn-color: #FFF6F2;
        --bs-btn-border-color: rgba(255, 246, 242, 0.5);
        --bs-btn-hover-bg: rgba(255, 246, 242, 0.14);
        --bs-btn-hover-border-color: #FFF6F2;
        --bs-btn-hover-color: #FFF6F2;
    }

    .sv-dash .sv-card-hoverable {
        transition: box-shadow 0.2s ease, transform 0.2s ease;
    }
    .sv-dash .sv-card-hoverable:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-2px);
    }

    .sv-dash .sv-dash-panel-admission {
        border-left: 4px solid var(--sv-teal-500);
        background: linear-gradient(180deg, var(--sv-white) 0%, var(--sv-teal-50) 100%);
    }

    .sv-dash .sv-quick-actions { grid-template-columns: repeat(2, 1fr); }
}

/* Give the icon badge a fixed reusable form */
.sv-icon-badge {
    flex: 0 0 auto;
    width: 48px; height: 48px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius-md);
    background: var(--sv-teal-100);
    color: var(--sv-teal-700);
}

/* Status cards inside the auth shell (invalid/expired links etc.) */
.status-card {
    text-align: center;
    padding: var(--space-4) 0 var(--space-2);
}
.status-card .status-icon {
    width: 56px; height: 56px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius-full);
    background: var(--sv-teal-100);
    color: var(--sv-teal-700);
    margin-bottom: var(--space-4);
}
.status-card .sv-page-title { margin: 0 0 var(--space-3); }
.status-card .btn { margin-top: var(--space-4); }

/* ============ De-Bootstrap: keep every default off the brand palette ============ */
/* tokens.css loads after Bootstrap, but these rules are brand-variable driven and
   must also survive specificity. No bootstrap blue/gray should be visible anywhere. */
:root {
    --bs-emphasis-color: var(--sv-brown-700);
}
.text-secondary,
.text-body-secondary,
.form-text {
    color: var(--sv-brown-400) !important;
}
.form-text { font-size: var(--text-sm); }

a { color: var(--sv-maroon-700); text-decoration: none; }
a:hover { color: var(--sv-maroon-900); }

/* Auth links: no blue, no underline */
.auth-card a { color: var(--sv-maroon-700); text-decoration: none; }
.auth-card a:hover { color: var(--sv-maroon-900); text-decoration: none; }

.navbar {
    --bs-navbar-color: var(--sv-brown-700);
    --bs-navbar-hover-color: var(--sv-maroon-700);
}
.navbar .navbar-brand { color: var(--sv-brown-700); }

::selection { background: var(--sv-maroon-100); color: var(--sv-maroon-900); }

.form-control::placeholder,
.form-select::placeholder {
    color: var(--sv-brown-400);
    opacity: 1;
}

/* ============ Alerts & toasts ============ */
.sv-flash-wrap {
    position: fixed;
    top: var(--space-4);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1080;
    width: min(480px, calc(100vw - 2rem));
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}.sv-alert {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 0;
    padding: 0.85rem 1rem;
    font-weight: 500;
    animation: sv-toast-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
.sv-alert-success { background: var(--sv-success-100); color: var(--sv-success); }
.sv-alert-warning { background: var(--sv-warning-100); color: var(--sv-warning); }
.sv-alert-error { background: var(--sv-error-100); color: var(--sv-error); }
.sv-alert.is-leaving { animation: sv-toast-out 0.3s ease forwards; }

@keyframes sv-toast-in {
    0% { opacity: 0; transform: translateY(-28px) scale(0.7); }
    60% { opacity: 1; transform: translateY(6px) scale(1.06); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes sv-toast-out {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to { opacity: 0; transform: translateY(-16px) scale(0.95); }
}

@media (prefers-reduced-motion: reduce) {
    .sv-flash-wrap .sv-alert {
        animation: none !important;
        transition: none !important;
    }
}

/* Inline error list */
.sv-error-list { border-left: 4px solid var(--sv-error); background: var(--sv-error-100); color: var(--sv-error); border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4); margin-bottom: var(--space-4); }

/* Button busy state (data-driven loading helper) */
.sv-spinner {
    display: inline-block;
    width: 1em;
    height: 1em;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: var(--radius-full);
    animation: sv-spin 0.7s linear infinite;
    vertical-align: -0.125em;
}
.sv-is-busy { cursor: progress; }
@keyframes sv-spin {
    to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
    .sv-spinner { animation-duration: 1.4s; }
}

/* ============ Landing page ============ */
.landing { overflow-x: hidden; }
.landing .sv-navbar { position: sticky; top: 0; z-index: 1020; }

.hero {
    padding: var(--space-8) var(--space-4) var(--space-8);
    background: var(--sv-maroon-50);
}
.hero-split {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    align-items: center;
    max-width: var(--content-max);
    margin: 0 auto;
    text-align: center;
}
@media (min-width: 992px) {
    .hero-split { grid-template-columns: 1.05fr 0.95fr; text-align: left; }
    .hero-split .hero-text { text-align: left; margin-left: 0; }
}
.hero-tagline {
    display: flex;
    align-items: baseline;
    min-height: 1.7em;
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--sv-maroon-700);
    margin-bottom: var(--space-3);
    justify-content: center;
}
.hero-split .hero-text .hero-tagline { justify-content: center; }
@media (min-width: 992px) {
    .hero-split .hero-text .hero-tagline { justify-content: flex-start; }
}
.typer-caret {
    display: inline-block;
    width: 2px;
    height: 1.05em;
    margin-left: 3px;
    background: var(--sv-maroon-700);
    vertical-align: text-bottom;
    animation: caret-blink 1.05s steps(2, start) infinite;
}
@keyframes caret-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero h1 {
    font-size: var(--text-3xl);
    line-height: 1.12;
    max-width: 720px;
    margin: 0 auto var(--space-4);
    color: var(--sv-brown-700);
}
.hero-split .hero-text h1 { margin-left: 0; margin-right: 0; }
.hero h1 .hero-accent { color: var(--sv-maroon-700); }
.hero .hero-sub {
    max-width: 560px;
    margin: 0 auto var(--space-5);
    color: var(--sv-brown-400);
    font-size: var(--text-lg);
    line-height: 1.6;
}
.hero-split .hero-text .hero-sub { margin-left: 0; margin-right: 0; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; margin-bottom: var(--space-6); }
.hero-split .hero-text .hero-cta { justify-content: center; }
@media (min-width: 992px) {
    .hero-split .hero-text .hero-cta { justify-content: flex-start; }
}

/* Hero media + floating stat chip */
.hero-media { position: relative; margin: 0 auto; max-width: 480px; width: 100%; }
.hero-media img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
    border: 1px solid var(--sv-brown-100);
    box-shadow: var(--shadow-lg);
}
.hero-stat {
    position: absolute;
    bottom: 14px;
    left: 14px;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: 0.6rem 0.95rem;
}
.hero-stat .stat-num { font-family: var(--font-display); font-weight: 700; font-size: var(--text-xl); color: var(--sv-maroon-700); line-height: 1; }
.hero-stat .stat-label { font-size: var(--text-xs); color: var(--sv-brown-400); text-align: left; line-height: 1.3; }

.exam-strip {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-top: var(--space-4);
}
.exam-chip {
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-full);
    padding: 0.4rem 1rem;
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--sv-brown-700);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
a.exam-chip:hover { border-color: var(--sv-brown-300); box-shadow: var(--shadow-md); }
a.exam-chip:focus-visible { outline: 2px solid var(--sv-maroon-700); outline-offset: 2px; }
.exam-chip.exam-logo { display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.3rem 0.9rem; }
.exam-chip.exam-logo img {
    height: 20px;
    width: auto;
    background: #fff;
    border-radius: 5px;
    padding: 2px 6px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}
.exam-chip.exam-logo [data-lucide],
.exam-chip.exam-icon [data-lucide] { width: 20px; height: 20px; color: var(--sv-teal-700); }
.exam-chip.exam-icon { display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.3rem 0.9rem; }
.exam-chip.exam-icon [data-lucide] { width: 20px; height: 20px; color: var(--sv-teal-700); }

.section { padding: var(--space-8) var(--space-4); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto var(--space-6); }
.section-head h2 { font-size: var(--text-2xl); margin: 0 0 0.5rem; }
.section-head p { color: var(--sv-brown-400); line-height: 1.6; margin: 0; }

.sv-online-band { padding: var(--space-6) var(--space-4) var(--space-8); }
.sv-online-card {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    max-width: 880px;
    margin: 0 auto;
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}
.sv-online-left { display: flex; align-items: center; gap: var(--space-3); }
.sv-online-dot {
    width: 12px;
    height: 12px;
    flex: 0 0 auto;
    border-radius: var(--radius-full);
    background: var(--sv-success);
    animation: sv-online-pulse 2s infinite;
}
@keyframes sv-online-pulse {
    0% { box-shadow: 0 0 0 0 rgba(14, 154, 61, 0.45); }
    70% { box-shadow: 0 0 0 10px rgba(14, 154, 61, 0); }
    100% { box-shadow: 0 0 0 0 rgba(14, 154, 61, 0); }
}
.sv-online-count { margin: 0; color: var(--sv-brown-700); }
.sv-online-count strong { color: var(--sv-success); font-family: var(--font-display); font-size: var(--text-lg); }
.sv-online-sub { margin: 2px 0 0; color: var(--sv-muted); font-size: var(--text-sm); }
.sv-online-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); }
@media (max-width: 640px) {
    .sv-online-card { justify-content: center; text-align: center; }
    .sv-online-left { flex-direction: column; }
    .sv-online-cta { justify-content: center; }
}

.feature-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); max-width: var(--content-max); margin: 0 auto; }
@media (min-width: 720px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .feature-grid { grid-template-columns: repeat(3, 1fr); } }

.feature-card {
    position: relative;
    display: block;
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-5);
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.sv-price-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    white-space: nowrap;
    border: 1px solid transparent;
    line-height: 1.5;
}
.sv-price-badge.is-free { background: var(--sv-success-100); color: var(--sv-success); border-color: rgba(14, 154, 61, 0.35); }
.sv-price-badge.is-paid { background: var(--sv-maroon-100); color: var(--sv-maroon-700); border-color: rgba(113, 4, 60, 0.3); }
.feature-card-badge { position: absolute; top: var(--space-4); right: var(--space-4); }
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.feature-card:focus-visible { outline: 2px solid var(--sv-maroon-700); outline-offset: 2px; }
.feature-card:hover h3 { color: var(--sv-maroon-700); }
.feature-card .feature-icon {
    width: 52px; height: 52px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius-md);
    background: var(--sv-maroon-100);
    color: var(--sv-maroon-700);
    margin-bottom: var(--space-4);
}
.feature-card.sage .feature-icon { background: var(--sv-sage-100); color: var(--sv-sage-700); }
.feature-card h3 { font-size: var(--text-lg); margin: 0 0 0.5rem; transition: color 0.2s ease; }
.feature-card p { color: var(--sv-brown-400); line-height: 1.6; margin: 0; font-size: var(--text-sm); }
.feature-card-link {
    display: inline-flex; align-items: center; gap: 0.375rem;
    margin-top: var(--space-4); font-weight: 600; font-size: var(--text-sm);
    color: var(--sv-maroon-700);
}
.feature-card-link svg { transition: transform 0.2s ease; }
.feature-card:hover .feature-card-link svg { transform: translateX(3px); }

.step-list { display: grid; grid-template-columns: 1fr; gap: var(--space-5); max-width: 880px; margin: 0 auto; }
@media (min-width: 720px) { .step-list { grid-template-columns: repeat(3, 1fr); } }
.step {
    display: block;
    text-align: center;
    padding: var(--space-5);
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}
a.step:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
a.step:hover h3 { color: var(--sv-maroon-700); }
a.step:focus-visible { outline: 2px solid var(--sv-maroon-700); outline-offset: 2px; }
.step .step-num {
    width: 40px; height: 40px;
    margin: 0 auto var(--space-3);
    border-radius: var(--radius-full);
    background: var(--sv-maroon-700);
    color: var(--sv-white);
    font-family: var(--font-display);
    font-weight: 700;
    display: flex; align-items: center; justify-content: center;
}
.step h3 { font-size: var(--text-lg); margin: 0 0 0.4rem; transition: color 0.2s ease; }
.step p { color: var(--sv-brown-400); font-size: var(--text-sm); line-height: 1.6; margin: 0; }

.cta-banner {
    background: linear-gradient(155deg, #4C0328 0%, #71043C 55%, #800644 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-8) var(--space-5);
    text-align: center;
    max-width: 880px;
    margin: 0 auto;
    box-shadow: var(--shadow-accent);
}
.cta-banner h2 { color: #FFFFFF; font-size: var(--text-2xl); margin: 0 0 0.5rem; }
.cta-banner p { color: #F3DDE2; margin: 0 auto var(--space-5); max-width: 520px; line-height: 1.6; }
.cta-banner .btn-light {
    --bs-btn-bg: #FFFFFF;
    --bs-btn-border-color: #FFFFFF;
    --bs-btn-color: var(--sv-maroon-900);
    --bs-btn-font-weight: 700;
    --bs-btn-hover-bg: #F6E4E8;
    --bs-btn-hover-border-color: #F6E4E8;
    --bs-btn-hover-color: var(--sv-maroon-900);
    --bs-btn-active-bg: #F6E4E8;
    --bs-btn-active-border-color: #F6E4E8;
    --bs-btn-active-color: var(--sv-maroon-900);
}

.landing-footer {
    border-top: 1px solid var(--sv-brown-100);
    background: var(--sv-white);
    padding: var(--space-6) var(--space-4);
}
.landing-footer .footer-inner { max-width: var(--content-max); margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: var(--space-2); text-align: center; }
.landing-footer .footer-links { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: center; }
.landing-footer a { color: var(--sv-brown-400); text-decoration: none; font-size: var(--text-sm); }
.landing-footer a:hover { color: var(--sv-maroon-700); }
.landing-footer .footer-copy { color: var(--sv-brown-400); font-size: var(--text-xs); }
/* ============ App shell (student area) ============ */
.app-body { background: var(--sv-cream); }
.app-body .sv-main-app { min-height: calc(100vh - 72px); }

/* --- Sticky app header --- */
.sv-app-header {
    position: sticky;
    top: 0;
    z-index: 1020;
    background: var(--sv-white);
    border-bottom: 1px solid var(--sv-brown-100);
    box-shadow: var(--shadow-sm);
}
.sv-app-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 60px;
}
.sv-app-header-actions { display: flex; align-items: center; gap: 0.5rem; }
.sv-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    min-width: 44px;
    min-height: 44px;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    color: var(--sv-brown-400);
    padding: 0;
    cursor: pointer;
    position: relative;
    text-decoration: none;
    transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.sv-badge-dot {
    position: absolute;
    top: -5px;
    right: -6px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    border-radius: var(--radius-full);
    background: var(--sv-error, #d64545);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 18px;
    text-align: center;
}
.sv-badge-dot-inline {
    position: static;
    margin-left: auto;
    background: var(--sv-error, #d64545);
}
.sv-icon-btn:hover { color: var(--sv-teal-700); border-color: var(--sv-teal-500); background: var(--sv-cream); }
.sv-icon-btn svg { width: 18px; height: 18px; }
.sv-header-avatar img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--sv-brown-100);
    display: block;
}

/* --- Bottom tab bar (mobile) --- */
.sv-bottom-tabs {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1030;
    display: flex;
    background: var(--sv-white);
    border-top: 1px solid var(--sv-brown-100);
    box-shadow: 0 -4px 16px rgba(26, 22, 21, 0.08);
    padding: 0.25rem 0.5rem calc(0.25rem + env(safe-area-inset-bottom, 0px));
}
.sv-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    padding: 0.4rem 0.25rem;
    min-height: 56px;
    border: 0;
    background: transparent;
    color: var(--sv-brown-400);
    font-size: var(--text-xs);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    position: relative;
    transition: color 0.15s ease;
}
.sv-tab svg { width: 22px; height: 22px; }
.sv-tab.is-active { color: var(--sv-maroon-700); }
.sv-tab.is-active::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 3px;
    border-radius: 0 0 var(--radius-full) var(--radius-full);
    background: var(--sv-maroon-700);
}
.sv-tab:hover { color: var(--sv-maroon-700); }

/* Content clears the fixed tab bar + sticky header */
.app-body .sv-main-app {
    padding-bottom: calc(84px + env(safe-area-inset-bottom, 0px));
}

/* --- More sheet --- */
.sv-more-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1060;
    background: rgba(26, 22, 21, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}
.sv-more-sheet {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1070;
    background: var(--sv-white);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    box-shadow: var(--shadow-lg);
    padding: 0.75rem 1.25rem calc(1.25rem + env(safe-area-inset-bottom, 0px));
    transform: translateY(105%);
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    max-height: 78vh;
    overflow-y: auto;
}
.sv-more-handle {
    width: 40px;
    height: 4px;
    border-radius: var(--radius-full);
    background: var(--sv-brown-100);
    margin: 0 auto var(--space-4);
}
body.more-open .sv-more-backdrop { opacity: 1; visibility: visible; }
body.more-open .sv-more-sheet { transform: translateY(0); }
body.more-open { overflow: hidden; }

.sv-more-profile {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0 0.25rem var(--space-4);
    border-bottom: 1px solid var(--sv-brown-100);
    margin-bottom: var(--space-4);
}
.sv-more-profile img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--sv-brown-100);
}
.sv-more-profile strong { display: block; color: var(--sv-brown-700); }
.sv-more-profile span { color: var(--sv-brown-400); font-size: var(--text-sm); }
.sv-more-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}
.sv-more-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    color: var(--sv-brown-700);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.sv-more-item:hover { border-color: var(--sv-teal-500); box-shadow: var(--shadow-md); color: var(--sv-teal-700); background: var(--sv-cream); }
.sv-more-item svg { width: 20px; height: 20px; color: var(--sv-teal-700); flex: 0 0 auto; }
.sv-more-logout {
    margin-top: var(--space-4);
    padding-top: var(--space-3);
    border-top: 1px solid var(--sv-brown-100);
}
.sv-more-logout button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    color: var(--sv-error);
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.sv-more-logout button:hover { background: var(--sv-error-100); border-color: var(--sv-error); }
.sv-more-logout svg { width: 18px; height: 18px; }

/* --- Desktop sidebar (>= bp-lg) --- */
.sv-app-layout { display: block; }
@media (min-width: 992px) {
    .sv-app-layout {
        display: grid;
        grid-template-columns: 264px 1fr;
        align-items: start;
        min-height: calc(100vh - 61px);
    }
    .sv-sidebar {
        position: sticky;
        top: 61px;
        height: calc(100vh - 61px);
        overflow-y: auto;
        background: var(--sv-white);
        border-right: 1px solid var(--sv-brown-100);
        padding: var(--space-5) var(--space-3);
    }
    .sv-main-app { max-width: 860px; padding: var(--space-6) var(--space-5) var(--space-8); }
    .app-body .sv-main-app { padding-bottom: var(--space-8); }
}
/* On mobile the sidebar is hidden; bottom tabs take over */
@media (max-width: 991.98px) {
    .sv-sidebar { display: none; }
    .sv-main-app { padding-top: var(--space-6); }
}
.sv-side-group { margin-bottom: var(--space-4); }
.sv-sidebar-nav { padding-bottom: 48px; }

/* Course filter bar (Learn) */
.sv-filter-bar {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding-bottom: 0.25rem;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
}
.sv-filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 1rem;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-full);
    background: var(--sv-white);
    color: var(--sv-brown-700);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.sv-filter-chip:hover {
    border-color: var(--sv-maroon-700);
    color: var(--sv-maroon-700);
    text-decoration: none;
}
.sv-filter-chip.is-active {
    background: var(--sv-maroon-700);
    border-color: var(--sv-maroon-700);
    color: #fff;
}
.sv-filter-chip .sv-chip-count {
    font-size: 0.75rem;
    padding: 0.05rem 0.45rem;
    border-radius: var(--radius-full);
    background: var(--sv-brown-100);
    color: var(--sv-brown-700);
    font-variant-numeric: tabular-nums;
    line-height: 1.4;
}
.sv-filter-chip.is-active .sv-chip-count {
    background: rgba(255, 255, 255, 0.24);
    color: #fff;
}
[data-theme="dark"] .sv-filter-chip {
    background: var(--sv-white);
    border-color: var(--sv-brown-100);
    color: var(--sv-brown-700);
}
[data-theme="dark"] .sv-filter-chip:hover {
    border-color: var(--sv-maroon-500);
    color: var(--sv-maroon-500);
}
[data-theme="dark"] .sv-filter-chip.is-active {
    background: var(--sv-maroon-700);
    border-color: var(--sv-maroon-700);
    color: #1E1216;
}
.sv-result-count {
    color: var(--sv-brown-400);
    font-size: var(--text-sm);
    font-weight: 600;
    white-space: nowrap;
}

/* Brand pagination (learn + admin tables) */
.pagination {
    --bs-pagination-color: var(--sv-brown-700);
    --bs-pagination-bg: var(--sv-white);
    --bs-pagination-border-color: var(--sv-brown-100);
    --bs-pagination-hover-color: var(--sv-maroon-700);
    --bs-pagination-hover-bg: var(--sv-maroon-50);
    --bs-pagination-hover-border-color: var(--sv-maroon-100);
    --bs-pagination-focus-color: var(--sv-maroon-700);
    --bs-pagination-focus-bg: var(--sv-maroon-50);
    --bs-pagination-active-bg: var(--sv-maroon-700);
    --bs-pagination-active-border-color: var(--sv-maroon-700);
    --bs-pagination-active-color: #fff;
    --bs-pagination-disabled-color: var(--sv-brown-400);
    --bs-pagination-disabled-bg: var(--sv-white);
    --bs-pagination-disabled-border-color: var(--sv-brown-100);
}
.pagination .page-link {
    font-weight: 600;
    padding: 0.5rem 0.8rem;
}
[data-theme="dark"] .pagination {
    --bs-pagination-color: var(--sv-brown-700);
    --bs-pagination-bg: var(--sv-white);
    --bs-pagination-border-color: var(--sv-brown-100);
    --bs-pagination-hover-color: var(--sv-maroon-500);
    --bs-pagination-hover-bg: var(--sv-cream);
    --bs-pagination-hover-border-color: var(--sv-maroon-100);
    --bs-pagination-active-bg: var(--sv-maroon-700);
    --bs-pagination-active-border-color: var(--sv-maroon-700);
    --bs-pagination-disabled-color: var(--sv-brown-400);
    --bs-pagination-disabled-bg: var(--sv-white);
    --bs-pagination-disabled-border-color: var(--sv-brown-100);
}

/* Settings tabs (admin) */
.sv-settings-tabs {
    border-bottom: 1px solid var(--sv-brown-100);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
    gap: 0.25rem;
}
.sv-settings-tabs .nav-link {
    color: var(--sv-brown-400);
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    padding: 0.6rem 1rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: transparent;
}
.sv-settings-tabs .nav-link svg { width: 16px; height: 16px; }
.sv-settings-tabs .nav-link:hover { color: var(--sv-brown-700); }
.sv-settings-tabs .nav-link.active,
.sv-settings-tabs .nav-link.active:hover {
    color: var(--sv-maroon-700);
    border-bottom-color: var(--sv-maroon-700);
    background: transparent;
}
[data-theme="dark"] .sv-settings-tabs .nav-link { color: var(--sv-brown-400); }
[data-theme="dark"] .sv-settings-tabs .nav-link.active { color: var(--sv-maroon-500); border-bottom-color: var(--sv-maroon-500); }
.sv-settings-panel[hidden] { display: none; }
.sv-side-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sv-brown-400);
    padding: 0 0.875rem;
    margin-bottom: 0.35rem;
}
.sv-side-label-dot {
    flex: 0 0 auto;
    width: 8px;
    height: 8px;
    border-radius: 2px;
}
.sv-side-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.875rem;
    min-height: 44px;
    border-radius: var(--radius-sm);
    color: var(--sv-brown-400);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
}
.sv-side-link:hover { background: var(--sv-cream); color: var(--sv-brown-700); }
.sv-side-link.is-active { background: var(--sv-maroon-100); color: var(--sv-maroon-900); }
.sv-side-link svg { width: 18px; height: 18px; flex: 0 0 auto; }
.sv-side-link.is-active svg { color: var(--sv-maroon-700); }
.sv-side-badge {
    margin-left: auto;
    flex: 0 0 auto;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--sv-maroon-700);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1;
}
[data-theme="dark"] .sv-side-badge {
    background: var(--sv-maroon-500);
    color: var(--sv-white);
}
.sv-side-logout { margin: 0; }
.sv-side-logout .sv-side-link { width: 100%; border: 0; background: transparent; cursor: pointer; font: inherit; }
.sv-side-logout .sv-side-link:hover { background: var(--sv-error-100); color: var(--sv-error); }

/* ============ Dark mode: app shell ============ */
[data-theme="dark"] .sv-app-header,
[data-theme="dark"] .sv-bottom-tabs,
[data-theme="dark"] .sv-sidebar,
[data-theme="dark"] .sv-more-sheet {
    background: var(--sv-white);
    border-color: var(--sv-brown-100);
}
[data-theme="dark"] .sv-side-link:hover,
[data-theme="dark"] .sv-more-item:hover { background: var(--sv-cream); }
[data-theme="dark"] .sv-more-backdrop { background: rgba(0, 0, 0, 0.6); }
[data-theme="dark"] .sv-tab.is-active { color: var(--sv-maroon-500); }
[data-theme="dark"] .sv-tab.is-active::before { background: var(--sv-maroon-500); }
[data-theme="dark"] .sv-side-link.is-active { background: var(--sv-maroon-100); color: var(--sv-maroon-700); }
[data-theme="dark"] .sv-more-logout button:hover { background: var(--sv-error-100); }
[data-theme="dark"] .sv-admin-drawer { background: var(--sv-white); }
[data-theme="dark"] .sv-admin-backdrop { background: rgba(0, 0, 0, 0.6); }
[data-theme="dark"] .sv-admin-user-chip:hover { background: var(--sv-cream); }

/* ============ Admin shell (/manage/) ============ */
/* Shares the app shell (light sidebar + sticky header + dark mode). */
.admin-body { background: var(--sv-cream); }
.admin-body .sv-main-app { min-height: calc(100vh - 61px); }

.sv-admin-header { background: var(--sv-white); }
.sv-admin-user-chip {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.25rem 0.6rem 0.25rem 0.25rem;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.sv-admin-user-chip:hover { border-color: var(--sv-teal-500); background: var(--sv-cream); }
.sv-admin-user-chip img {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    object-fit: cover;
}
.sv-header-avatar-img { object-fit: cover; }
.sv-admin-user-chip-text { display: flex; flex-direction: column; line-height: 1.2; }
.sv-admin-user-chip-text strong { font-size: var(--text-sm); color: var(--sv-brown-700); }
.sv-admin-user-chip-text small { font-size: var(--text-xs); color: var(--sv-brown-400); text-transform: capitalize; }

.sv-admin-burger { display: none; }

/* Admin content: wider than the student feed, table-first. */
.sv-admin-main { max-width: 1200px; padding: var(--space-4) var(--space-4) var(--space-8); }
@media (min-width: 992px) {
    .sv-admin-main { padding: var(--space-6) var(--space-5) var(--space-8); }
}

/* Mobile: admin collapses to a slide-in drawer */
.sv-admin-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1060;
    background: rgba(26, 22, 21, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}
.sv-admin-drawer {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 1070;
    width: min(320px, 86vw);
    background: var(--sv-white);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    box-shadow: var(--shadow-lg);
    padding: var(--space-5) 1.25rem calc(1.25rem + env(safe-area-inset-bottom, 0px));
    transform: translateX(-105%);
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}
body.admin-menu-open .sv-admin-backdrop { opacity: 1; visibility: visible; }
body.admin-menu-open .sv-admin-drawer { transform: translateX(0); }
body.admin-menu-open { overflow: hidden; }
.sv-admin-drawer-nav { margin-top: var(--space-2); }
.sv-admin-drawer .sv-more-profile { padding-top: 0; }
.sv-admin-drawer .sv-more-logout { margin-top: auto; padding-top: var(--space-4); }

@media (min-width: 992px) {
    .sv-admin-burger { display: none; }
}
@media (max-width: 991.98px) {
    .sv-admin-burger { display: inline-flex; }
    .sv-admin-user-chip-text { display: none; }
}

/* Impersonation banner: shown while an admin browses as a student. */
.sv-impersonation-banner {
    position: sticky;
    top: 0;
    z-index: 1080;
    width: 100%;
    background: var(--sv-maroon-900);
    color: var(--sv-white);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.sv-impersonation-banner a,
.sv-impersonation-banner strong { color: var(--sv-white); }
.sv-impersonation-banner svg { width: 18px; height: 18px; flex-shrink: 0; }
.sv-impersonation-banner .btn-outline-light { --bs-btn-padding-y: 0.25rem; --bs-btn-padding-x: 0.75rem; }
.sv-impersonation-hint { opacity: 0.7; font-size: var(--text-sm); }

/* ============ Admin dashboard ============ */
.sv-admin-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}
@media (min-width: 768px) { .sv-admin-stats { grid-template-columns: repeat(4, 1fr); } }
.sv-admin-stat {
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-4);
}
.sv-admin-stat .sv-stat-big { font-size: var(--text-2xl); }
.sv-admin-stat-label { color: var(--sv-brown-400); font-size: var(--text-sm); font-weight: 500; }
.sv-admin-stat-icon {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--sv-teal-100);
    color: var(--sv-teal-700);
    margin-bottom: var(--space-2);
}
.sv-admin-stat-icon svg { width: 18px; height: 18px; }

/* Dense tables */
.sv-table-wrap {
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
}
.sv-table { margin: 0; }
.sv-table thead th {
    background: var(--sv-cream);
    color: var(--sv-brown-700);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 700;
    border-bottom: 1px solid var(--sv-brown-100);
    padding: 0.7rem 1rem;
    white-space: nowrap;
}
.sv-table tbody td {
    border-bottom: 1px solid var(--sv-brown-100);
    padding: 0.7rem 1rem;
    vertical-align: middle;
    font-size: var(--text-sm);
}
.sv-table tbody tr:last-child td { border-bottom: 0; }
.sv-table tbody tr:hover { background: var(--sv-cream); }

/* Admin table action buttons keep a 44px touch target without bloating rows */
.sv-table .btn-sm,
.sv-table-wrap .btn-sm {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Status chips */
.sv-status {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.2rem 0.7rem;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
}
.sv-status-active { background: var(--sv-success-100); color: var(--sv-success); }
.sv-status-suspended { background: var(--sv-warning-100); color: var(--sv-warning); }
.sv-status-blocked { background: var(--sv-error-100); color: var(--sv-error); }
.sv-status-deleted { background: var(--sv-brown-100); color: var(--sv-brown-700); }

/* Question bank filter panel */
.sv-filter-panel {
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-4) var(--space-5);
}
.sv-filter-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    flex-wrap: wrap;
    margin-bottom: var(--space-3);
}
.sv-filter-title {
    font-size: var(--text-base);
    font-family: var(--font-body);
    font-weight: 600;
    margin: 0;
    color: var(--sv-brown-700);
}
.sv-filter-clear {
    padding: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--sv-brown-400);
}
.sv-filter-clear:hover { color: var(--sv-teal-700); }
.sv-filter-form {
    display: grid;
    grid-template-columns: minmax(0, 2fr) 1fr 1fr 1fr auto;
    gap: var(--space-3);
    align-items: center;
}
.sv-filter-search { position: relative; }
.sv-filter-search svg {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--sv-brown-400);
    pointer-events: none;
}
.sv-filter-search .form-control { padding-left: 2.6rem; }
.sv-filter-form .form-select { min-width: 0; }
.sv-filter-submit {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    white-space: nowrap;
}
@media (max-width: 991.98px) {
    .sv-filter-form { grid-template-columns: 1fr 1fr; }
    .sv-filter-search { grid-column: 1 / -1; }
    .sv-filter-submit { grid-column: 1 / -1; }
}
@media (max-width: 575.98px) {
    .sv-filter-form { grid-template-columns: 1fr; }
}

/* Bulk import guide */
.sv-guide-list { list-style: none; padding: 0; margin: 0; }
.sv-guide-list li {
    position: relative;
    padding-left: 1.25rem;
    padding-bottom: 0.65rem;
    font-size: var(--text-sm);
    color: var(--sv-brown-700);
}
.sv-guide-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.45rem;
    width: 7px;
    height: 7px;
    border-radius: var(--radius-full);
    background: var(--sv-teal-500);
    opacity: 0.55;
}
.sv-guide-list strong { color: var(--sv-brown-700); }
.sv-guide-list em { color: var(--sv-brown-400); }
.sv-guide-req,
.sv-guide-opt {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.1rem 0.5rem;
    border-radius: var(--radius-full);
    margin-right: 0.35rem;
    vertical-align: 1px;
}
.sv-guide-req { background: var(--sv-success-100); color: var(--sv-success); }
.sv-guide-opt { background: var(--sv-brown-100); color: var(--sv-brown-400); }
.sv-example-row {
    background: var(--sv-cream);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-sm);
    padding: 0.75rem 0.9rem;
    overflow-x: auto;
}
.sv-example-row code {
    font-size: var(--text-xs);
    color: var(--sv-brown-700);
    white-space: nowrap;
}
.sv-import-report {
    background: var(--sv-warning-100);
    border: 1px solid var(--sv-warning);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin-top: var(--space-4);
}
.sv-import-report h3 { color: var(--sv-warning); }
.sv-import-report ul {
    margin-top: 0.5rem;
    padding-left: 1.1rem;
    font-size: var(--text-sm);
    color: var(--sv-brown-700);
}
.sv-import-report li { margin-bottom: 0.35rem; }
[data-theme="dark"] .sv-filter-panel,
[data-theme="dark"] .sv-import-report { background: var(--sv-white); }
[data-theme="dark"] .sv-example-row { background: var(--sv-cream); }
.sv-status-active { background: var(--sv-success-100); color: var(--sv-success); }
.sv-status-suspended { background: var(--sv-warning-100); color: var(--sv-warning); }
.sv-status-blocked { background: var(--sv-error-100); color: var(--sv-error); }
.sv-status-deleted { background: var(--sv-brown-100); color: var(--sv-brown-700); }

.sv-page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-bottom: var(--space-5);
}
.sv-page-head h1 { font-size: var(--text-2xl); margin: 0; }
.sv-page-head p { color: var(--sv-brown-400); margin: 0.25rem 0 0; }

/* Empty state */
.sv-empty {
    text-align: center;
    padding: var(--space-8) var(--space-4);
    color: var(--sv-brown-400);
}
.sv-empty svg { width: 40px; height: 40px; margin-bottom: var(--space-3); opacity: 0.5; }

/* ============ E-learning admin ============ */
.sv-form-card { max-width: 720px; }
.sv-breadcrumb-sep { width: 14px; height: 14px; vertical-align: -2px; color: var(--sv-brown-300); }
.sv-page-head .sv-muted a { color: var(--sv-brown-400); text-decoration: none; }
.sv-page-head .sv-muted a:hover { color: var(--sv-maroon-700); text-decoration: underline; }
.sv-video-slot .sv-status { min-width: 110px; justify-content: center; }

/* ============ E-learning student (Learn) ============ */
.sv-page-head-slim h1 { margin-bottom: 0.25rem; }
.sv-crumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    font-size: var(--text-sm);
    color: var(--sv-brown-400);
}
.sv-crumb a { color: var(--sv-brown-400); text-decoration: none; }
.sv-crumb a:hover { color: var(--sv-maroon-700); text-decoration: underline; }
.sv-crumb svg { width: 14px; height: 14px; color: var(--sv-brown-300); }
.sv-lesson-index {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--sv-sage-100);
    color: var(--sv-sage-700);
    font-weight: 700;
    font-size: var(--text-sm);
}
.sv-lesson-index svg { width: 18px; height: 18px; }
.sv-lesson-index-done {
    background: var(--sv-sage-700);
    color: #fff;
}
.sv-lesson-play { flex: 0 0 auto; width: 26px; height: 26px; color: var(--sv-teal-700); }
.sv-video-embed { position: relative; border-radius: var(--radius-md); overflow: hidden; background: #000; }
.sv-video-thumb {
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    background: none;
    position: relative;
    cursor: pointer;
    aspect-ratio: 16 / 9;
}
.sv-video-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sv-video-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 68px;
    height: 68px;
    border-radius: var(--radius-full);
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    transition: transform 0.15s ease, background 0.15s ease;
}
.sv-video-play svg { width: 30px; height: 30px; fill: currentColor; }
.sv-video-thumb:hover .sv-video-play { transform: translate(-50%, -50%) scale(1.08); background: rgba(120, 30, 42, 0.9); }
.sv-video-duration {
    position: absolute;
    right: 0.5rem;
    bottom: 0.5rem;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-sm);
    background: rgba(0, 0, 0, 0.75);
    color: #FFFFFF;
    font-size: var(--text-xs);
    font-weight: 600;
}
.sv-video-frame iframe { width: 100%; aspect-ratio: 16 / 9; display: block; }

/* ============ Error / access-denied pages ============ */
.sv-error-wrap {
    min-height: calc(100vh - 190px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6) var(--space-4);
}
.sv-error-card {
    max-width: 520px;
    width: 100%;
    text-align: center;
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-8) var(--space-6);
}
.sv-error-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--sv-teal-100);
    color: var(--sv-teal-700);
}
.sv-error-icon svg { width: 30px; height: 30px; }
.sv-error-code {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 4.5rem);
    font-weight: 700;
    line-height: 1;
    color: var(--sv-teal-700);
}
.sv-error-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--sv-brown-700);
    margin: var(--space-3) 0 var(--space-2);
}
.sv-error-message { color: var(--sv-brown-400); margin-bottom: var(--space-5); }
.sv-error-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
}
@media (max-width: 575.98px) {
    .sv-error-card { padding: var(--space-6) var(--space-4); }
}
[data-theme="dark"] .sv-error-card { background: var(--sv-white); }
[data-theme="dark"] .sv-error-title { color: var(--sv-brown-700); }

/* ============ Confirm modal (delete/block/purge) ============ */
body.sv-modal-open { overflow: hidden; }
.sv-confirm-backdrop {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    background: rgba(20, 16, 15, 0.55);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
}
.sv-confirm-backdrop.is-open { display: flex; }
.sv-confirm-dialog {
    width: 100%;
    max-width: 420px;
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-6);
    text-align: center;
    animation: sv-confirm-pop 0.18s ease-out;
}
@keyframes sv-confirm-pop {
    from { opacity: 0; transform: translateY(10px) scale(0.97); }
    to { opacity: 1; transform: none; }
}
.sv-confirm-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--sv-error-100);
    color: var(--sv-error);
}
.sv-confirm-icon svg { width: 28px; height: 28px; }
.sv-confirm-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--sv-brown-700);
    margin: 0 0 var(--space-2);
}
.sv-confirm-message {
    color: var(--sv-brown-400);
    font-size: var(--text-sm);
    margin-bottom: var(--space-5);
    line-height: 1.5;
}
.sv-confirm-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
}
.sv-confirm-actions .btn { min-width: 110px; }
.sv-confirm-accept.btn-primary { --bs-btn-bg: var(--sv-error); --bs-btn-border-color: var(--sv-error); --bs-btn-hover-bg: var(--sv-maroon-900); --bs-btn-hover-border-color: var(--sv-maroon-900); --bs-btn-active-bg: var(--sv-maroon-900); --bs-btn-active-border-color: var(--sv-maroon-900); }
[data-theme="dark"] .sv-confirm-dialog { background: var(--sv-white); }
[data-theme="dark"] .sv-confirm-title { color: var(--sv-brown-900); }
[data-theme="dark"] .sv-confirm-message { color: var(--sv-brown-400); }
[data-theme="dark"] .sv-confirm-icon { background: var(--sv-error-100); color: var(--sv-error); }
@media (max-width: 575.98px) {
    .sv-confirm-dialog { padding: var(--space-5) var(--space-4); }
    .sv-confirm-actions { flex-direction: column-reverse; }
    .sv-confirm-actions .btn { width: 100%; }
}

/* ------------------------------------------------------------------ *
 * CBT solo — setup + session
 * ------------------------------------------------------------------ */
.sv-cbt-setup-hero {
    padding: var(--space-5) 0 var(--space-4);
    background: linear-gradient(160deg, var(--sv-maroon-900), var(--sv-maroon-700));
    color: #fff;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    margin-bottom: calc(-1 * var(--space-3));
}
.sv-cbt-hero-icon {
    width: 52px;
    height: 52px;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}
.sv-cbt-hero-icon svg { width: 26px; height: 26px; }
.sv-cbt-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: var(--text-xs);
    font-weight: 700;
    color: rgba(255, 255, 255, 0.75);
}
.sv-cbt-hero-title {
    font-family: var(--font-display);
    font-size: 1.9rem;
    font-weight: 700;
    color: #fff;
}
.sv-cbt-hero-sub { color: rgba(255, 255, 255, 0.82); max-width: 46ch; }
.sv-cbt-setup-body { padding-top: var(--space-4); padding-bottom: calc(var(--space-6) + env(safe-area-inset-bottom, 0px)); }
.sv-setup-step { margin-bottom: var(--space-4); }
.sv-setup-step-head {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.sv-setup-step-num {
    width: 30px;
    height: 30px;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--sv-teal-100);
    color: var(--sv-teal-700);
    font-weight: 700;
    font-size: var(--text-sm);
}
.sv-setup-step-title { font-family: var(--font-display); font-size: 1.25rem; }

.sv-exam-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}
@media (min-width: 576px) {
    .sv-exam-grid { grid-template-columns: repeat(4, 1fr); }
}
.sv-choice-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-2);
    border: 1.5px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}
.sv-choice-card input { position: absolute; opacity: 0; pointer-events: none; }
.sv-choice-card:active { transform: scale(0.98); }
.sv-choice-card.is-selected {
    border-color: var(--sv-teal-700);
    background: var(--sv-teal-50);
    box-shadow: 0 0 0 3px rgba(var(--sv-teal-rgb), 0.12);
}
.sv-choice-icon {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--sv-cream);
    color: var(--sv-brown-700);
}
.sv-choice-card.is-selected .sv-choice-icon { background: var(--sv-teal-700); color: #fff; }
.sv-choice-name { font-weight: 700; color: var(--sv-brown-900); font-size: var(--text-sm); }
.sv-choice-sub { display: block; font-size: var(--text-xs); color: var(--sv-brown-400); }
.sv-choice-count {
    font-size: var(--text-xs);
    font-weight: 700;
    padding: 0.15rem 0.6rem;
    border-radius: var(--radius-full);
    background: var(--sv-sage-100);
    color: var(--sv-sage-700);
}
.sv-choice-card.is-selected .sv-choice-count { background: var(--sv-teal-100); color: var(--sv-teal-700); }

.sv-subject-list { display: flex; flex-direction: column; gap: var(--space-2); }
.sv-subject-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border: 1.5px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.sv-subject-row input { position: absolute; opacity: 0; pointer-events: none; }
.sv-subject-row.is-selected { border-color: var(--sv-teal-700); background: var(--sv-teal-50); }
.sv-subject-row-name { flex-grow: 1; font-weight: 600; }

.sv-topic-list { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.sv-topic-chip {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-full);
    background: var(--sv-white);
    color: var(--sv-brown-700);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.sv-topic-chip:hover { border-color: var(--sv-teal-500); }
.sv-topic-chip.is-active { background: var(--sv-teal-700); border-color: var(--sv-teal-700); color: #fff; }

.sv-count-grid { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.sv-count-opt {
    min-width: 56px;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--sv-brown-200);
    border-radius: var(--radius-full);
    background: var(--sv-white);
    color: var(--sv-text);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.sv-count-opt:hover { border-color: var(--sv-teal-500); }
.sv-count-opt.is-active { background: var(--sv-teal-700); border-color: var(--sv-teal-700); color: #fff; }
.sv-cbt-start-btn {
    position: sticky;
    bottom: calc(var(--bottom-tabs-h, 0px) + env(safe-area-inset-bottom, 0px));
    z-index: 20;
    margin-top: var(--space-2);
}
.sv-cbt-start-btn:disabled { opacity: 0.55; }

.sv-cbt-session {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - var(--app-header-h, 64px));
}

/* --- Session top bar (context + prominent timer) --- */
.sv-cbt-session-bar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--sv-bg);
    border-bottom: 1px solid var(--sv-brown-100);
}
.sv-cbt-session-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    max-width: 1180px;
    margin: 0 auto;
}
.sv-cbt-session-meta { display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.sv-cbt-meta-text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.sv-cbt-meta-exam { font-weight: 700; color: var(--sv-text); font-size: var(--text-sm); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sv-cbt-meta-subject { color: var(--sv-muted); font-size: var(--text-xs); text-transform: capitalize; }

/* Prominent, organized timer */
.sv-cbt-timer {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 0.45rem 0.9rem;
    border: 1.5px solid var(--sv-brown-200);
    border-radius: var(--radius-full);
    background: var(--sv-white);
}
.sv-cbt-timer-label {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--sv-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    white-space: nowrap;
}
.sv-cbt-timer-clock {
    display: inline-flex;
    align-items: baseline;
    gap: 0.3rem;
    font-variant-numeric: tabular-nums;
}
.sv-cbt-timer-tick {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--sv-teal-700);
    line-height: 1;
}
.sv-cbt-timer-sec { font-size: var(--text-xs); color: var(--sv-muted); font-weight: 600; }
.sv-cbt-timer.is-urgent {
    border-color: var(--sv-danger, #b02a37);
    background: var(--sv-error-100, #fbecec);
}
.sv-cbt-timer.is-urgent .sv-cbt-timer-tick { color: var(--sv-danger, #b02a37); animation: sv-pulse 1s ease-in-out infinite; }
@keyframes sv-pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }
.sv-cbt-timer.is-reconnecting {
    border-color: var(--sv-warning, #b8862e);
    background: var(--sv-warning-100, #f7eddb);
}
.sv-cbt-timer.is-reconnecting .sv-cbt-timer-tick { color: var(--sv-warning, #b8862e); animation: sv-pulse 1.4s ease-in-out infinite; }


/* --- Session body: rail + stage (two-column on desktop) --- */
.sv-cbt-session-body {
    flex-grow: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    padding: var(--space-4);
    max-width: 1180px;
    margin: 0 auto;
    width: 100%;
}

/* Question palette rail */
.sv-cbt-rail { display: flex; flex-direction: column; gap: var(--space-3); order: 2; }
.sv-cbt-rail-card {
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-4);
}
.sv-cbt-rail-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}
.sv-cbt-rail-title { font-weight: 700; color: var(--sv-brown-700); }
.sv-cbt-rail-count { font-size: var(--text-sm); font-weight: 700; color: var(--sv-teal-700); }
.sv-cbt-palette {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(2.2rem, 1fr));
    gap: var(--space-2);
}
.sv-cbt-palette-item {
    height: 2.2rem;
    border: 1.5px solid var(--sv-brown-200);
    border-radius: var(--radius-sm);
    background: var(--sv-white);
    color: var(--sv-muted);
    font-size: var(--text-xs);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}
.sv-cbt-palette-item:hover { border-color: var(--sv-teal-700); }
.sv-cbt-palette-item.is-answered { background: var(--sv-success-100); border-color: var(--sv-success); color: var(--sv-success); }
.sv-cbt-palette-item.is-current { border-color: var(--sv-teal-700); background: var(--sv-teal-700); color: #fff; }
.sv-cbt-palette-item.is-current.is-answered { background: var(--sv-teal-700); border-color: var(--sv-teal-700); color: #fff; }
.sv-cbt-rail-tip {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: var(--sv-muted);
    font-size: var(--text-xs);
}

/* Question stage */
.sv-cbt-stage { display: flex; flex-direction: column; gap: var(--space-4); order: 1; }
.sv-cbt-question-card {
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-4) var(--space-4);
}
.sv-cbt-qhead { margin-bottom: var(--space-3); padding-bottom: var(--space-3); border-bottom: 1px solid var(--sv-brown-100); }
.sv-cbt-qnum { font-size: var(--text-xs); font-weight: 700; color: var(--sv-teal-700); text-transform: uppercase; letter-spacing: 0.05em; }
.sv-cbt-question { padding: var(--space-2) 0; }
.sv-cbt-qtext {
    font-size: 1.1rem;
    line-height: 1.55;
    font-weight: 600;
    color: var(--sv-text);
}
.sv-cbt-subject {
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.sv-cbt-opts { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-4); }
.sv-cbt-opt {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border: 1.5px solid var(--sv-brown-200);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease, transform 0.1s ease;
}
.sv-cbt-opt:hover { border-color: var(--sv-brown-300); }
.sv-cbt-opt input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.sv-cbt-opt-label {
    flex: 0 0 auto;
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1.5px solid var(--sv-brown-300);
    font-weight: 700;
    color: var(--sv-muted);
}
.sv-cbt-opt-text { line-height: 1.45; padding-top: 0.25rem; }
.sv-cbt-opt.is-selected {
    border-color: var(--sv-teal-700);
    background: var(--sv-teal-50);
}
.sv-cbt-opt.is-selected .sv-cbt-opt-label {
    background: var(--sv-teal-700);
    border-color: var(--sv-teal-700);
    color: #fff;
}

/* Session action buttons */
.sv-cbt-session-nav {
    display: flex;
    gap: var(--space-3);
    align-items: center;
}
.sv-cbt-nav-btn { white-space: nowrap; }
.sv-cbt-next-btn { flex: 1 1 auto; white-space: nowrap; }
@media (min-width: 576px) {
    .sv-cbt-next-btn { flex: 0 1 auto; min-width: 10rem; }
}
.sv-cbt-submit-btn { white-space: nowrap; }

/* Desktop two-column layout */
@media (min-width: 992px) {
    .sv-cbt-session-body {
        grid-template-columns: 280px 1fr;
        padding-top: var(--space-5);
    }
    .sv-cbt-rail { order: 1; position: sticky; top: var(--app-space-rail-top, 96px); align-self: start; }
    .sv-cbt-stage { order: 2; }
    .sv-cbt-session-nav { justify-content: flex-end; }
}

/* Immersive app pages (e.g. CBT solo session): strip chrome so sticky
   in-page nav/timer are the only controls on screen. */
.app-body-fscreen .sv-bottom-tabs,
.app-body-fscreen .sv-sidebar,
.app-body-fscreen .sv-app-header,
.app-body-fscreen .sv-side-logout,
.app-body-fscreen .sv-more-sheet { display: none !important; }
.app-body-fscreen .sv-app-layout { display: block; }
.app-body-fscreen .sv-main-app {
    max-width: 1180px;
    margin: 0 auto;
    padding-bottom: env(safe-area-inset-bottom, 0px);
}
.app-body-fscreen .sv-cbt-session {
    min-height: 100vh;
    padding-bottom: env(safe-area-inset-bottom, 0px);
}

/* ------------------------------------------------------------------ *
 * Multiplayer CBT — lobby + 1v1 match
 * Maroon stays the anchor brand; gold (--sv-gold) adds the competitive
 * accent so matches and scores jump out as "vs/player" elements.
 * ------------------------------------------------------------------ */

/* Back link used in both the lobby and the match session bar. */
.sv-cbt-back-link {
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1.5px solid var(--sv-brown-200);
    background: var(--sv-white);
    color: var(--sv-brown-700);
    transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
    text-decoration: none;
}
.sv-cbt-back-link:hover {
    border-color: var(--sv-teal-700);
    color: var(--sv-teal-700);
    background: var(--sv-teal-50);
}
.sv-cbt-back-link svg { width: 18px; height: 18px; }

.sv-multi-back { display: flex; align-items: center; gap: var(--space-2); }

/* --- Player scoreboard (both players on one row) --- */
.sv-cbt-players-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: stretch;
    gap: var(--space-3);
}
.sv-cbt-player-panel {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    border: 1.5px solid var(--sv-brown-200);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}
.sv-cbt-player-panel::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: var(--sv-brown-300);
}
.sv-cbt-player-panel.sv-cbt-player-active {
    border-color: var(--sv-gold-500);
    box-shadow: var(--shadow-accent);
    transform: translateY(-1px);
}
.sv-cbt-player-panel.sv-cbt-player-active::before {
    background: linear-gradient(180deg, var(--sv-gold-500), var(--sv-gold-700));
}
.sv-cbt-player-panel:last-child::before {
    left: auto;
    right: 0;
}
.sv-cbt-player-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}
.sv-cbt-player-name {
    font-weight: 700;
    color: var(--sv-brown-700);
    font-size: var(--text-base);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sv-cbt-player-score {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--sv-teal-700);
    white-space: nowrap;
}
.sv-cbt-player-active .sv-cbt-player-score { color: var(--sv-gold-700); }
.sv-cbt-player-connection {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--sv-muted);
    text-transform: capitalize;
}
.sv-cbt-player-connection::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--sv-muted);
}
.sv-cbt-player-connection:not(:empty):not(.is-offline)::before { background: var(--sv-success); }
.sv-cbt-player-connection.is-offline::before { background: var(--sv-error); }

/* VS divider */
.sv-cbt-vs {
    align-self: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--sv-gold-700);
    letter-spacing: 0.04em;
    line-height: 1;
    user-select: none;
}

/* Session bar actions: timer + leave/cancel */
.sv-cbt-session-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}
.sv-cbt-leave-form { display: inline-flex; }
.sv-cbt-leave-btn { white-space: nowrap; }

/* Result verdict strip */
.sv-cbt-verdict {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    max-width: 840px;
    margin: 0 auto;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1rem;
}
.sv-cbt-verdict.is-hidden { display: none; }
.sv-cbt-verdict svg { width: 20px; height: 20px; }
.sv-cbt-verdict-win {
    background: linear-gradient(180deg, var(--sv-gold-100), var(--sv-gold-50));
    border: 1.5px solid var(--sv-gold-500);
    color: var(--sv-gold-900);
}
.sv-cbt-verdict-loss {
    background: var(--sv-brown-100, #eee);
    border: 1.5px solid var(--sv-brown-300);
    color: var(--sv-brown-700);
}

/* --- Match lobby card (waiting for opponent) --- */
.sv-cbt-lobby-card {
    text-align: center;
    padding: var(--space-6) var(--space-5) var(--space-6);
}
.sv-cbt-lobby-wait {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.sv-cbt-lobby-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(150deg, var(--sv-teal-700), var(--sv-gold-700));
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-accent);
}
.sv-cbt-lobby-icon svg { width: 30px; height: 30px; }
.sv-cbt-lobby-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--sv-text);
    margin: 0 0 var(--space-2);
}
.sv-cbt-lobby-sub {
    color: var(--sv-muted);
    max-width: 44ch;
    margin: 0 auto var(--space-4);
    font-size: var(--text-sm);
    line-height: 1.5;
}
.sv-cbt-lobby-share {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}
.sv-cbt-lobby-share .sv-muted { font-size: var(--text-sm); }

/* Pulsing "waiting" dots */
.sv-waiting-dots { display: inline-flex; gap: 5px; }
.sv-waiting-dots span {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--sv-gold-500);
    animation: sv-wait-bounce 1.2s ease-in-out infinite;
}
.sv-waiting-dots span:nth-child(2) { animation-delay: 0.15s; }
.sv-waiting-dots span:nth-child(3) { animation-delay: 0.3s; }
@keyframes sv-wait-bounce {
    0%, 100% { transform: translateY(0); opacity: 0.35; }
    50% { transform: translateY(-5px); opacity: 1; }
}

/* Empty (not yet joined) opponent panel */
.sv-cbt-player-empty {
    border-style: dashed;
    background: var(--sv-gold-50, #fbf6e8);
}
.sv-cbt-player-empty .sv-cbt-player-name { color: var(--sv-muted); }
.sv-cbt-player-empty .sv-cbt-player-connection { color: var(--sv-gold-700); }
.sv-cbt-player-empty::before { background: var(--sv-gold-100); }

/* Desktop: keep match content to a readable column instead of edge-to-edge */
.sv-multi-body .sv-cbt-players-row,
.sv-multi-body .sv-cbt-question-card,
.sv-multi-body .sv-cbt-session-nav {
    width: 100%;
    max-width: 840px;
    margin-left: auto;
    margin-right: auto;
}
@media (min-width: 992px) {
    .sv-cbt-players-row { gap: var(--space-4); }
    .sv-cbt-player-panel { padding: var(--space-4) var(--space-5); }
    .sv-cbt-lobby-card { padding: var(--space-8) var(--space-6); border-radius: var(--radius-lg); }
}

/* --- Selected option (answer) state --- */
.sv-cbt-opt.sv-cbt-opt-selected {
    border-color: var(--sv-gold-500);
    background: linear-gradient(180deg, var(--sv-gold-50), var(--sv-teal-50));
}
.sv-cbt-opt.sv-cbt-opt-selected .sv-cbt-opt-label {
    background: var(--sv-gold-700);
    border-color: var(--sv-gold-700);
    color: #fff;
}

/* --- Multiplayer waiting hint (answer in flight / opponent turn) --- */
.sv-cbt-waiting-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: var(--space-4);
    color: var(--sv-brown-400);
    font-size: var(--text-sm);
    font-weight: 600;
    text-align: center;
}
.sv-cbt-waiting-hint.is-hidden { display: none; }
.sv-cbt-waiting-hint svg { width: 16px; height: 16px; }

/* --- Waiting match rows on the lobby --- */
.sv-waiting-list { display: flex; flex-direction: column; gap: var(--space-2); }
.sv-waiting-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border: 1.5px solid var(--sv-brown-200);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    text-decoration: none;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.sv-waiting-row:hover {
    border-color: var(--sv-gold-500);
    background: var(--sv-gold-50);
}
.sv-waiting-row .sv-choice-icon {
    width: 44px;
    height: 44px;
    background: var(--sv-teal-50);
    color: var(--sv-teal-700);
}
.sv-waiting-row:hover .sv-choice-icon { background: var(--sv-gold-100); color: var(--sv-gold-700); }
.sv-waiting-go { margin-left: auto; color: var(--sv-gold-700); display: inline-flex; }
.sv-waiting-go svg { width: 20px; height: 20px; }

/* "In a match already" callout on the multiplayer lobby */
.sv-active-match {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    padding: var(--space-4);
    border: 1.5px solid var(--sv-gold-500);
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, var(--sv-gold-50), var(--sv-teal-50));
    box-shadow: var(--shadow-sm);
    flex-wrap: wrap;
}
.sv-active-match-icon {
    flex: 0 0 auto;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(150deg, var(--sv-teal-700), var(--sv-gold-700));
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.sv-active-match-icon svg { width: 22px; height: 22px; }
.sv-active-match-main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; line-height: 1.35; }
.sv-active-match-actions { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }

/* Student match history rows */
.sv-history-row { transition: border-color 0.15s ease, box-shadow 0.15s ease; }
.sv-history-row:hover { border-color: var(--sv-gold-500); box-shadow: var(--shadow-md); }
.sv-history-score { font-family: var(--font-display); font-weight: 800; font-size: 1.25rem; color: var(--sv-teal-700); }
.sv-badge-gold {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
    background: var(--sv-gold-100);
    color: var(--sv-gold-900);
    font-weight: 600;
    font-size: var(--text-sm);
}

/* Timer in the match bar: teal ticks, urgent pulsing when low */
.sv-cbt-timer .sv-cbt-timer-tick { color: var(--sv-teal-700); }
.sv-cbt-timer.is-urgent { border-color: var(--sv-error); background: var(--sv-error-100); }
.sv-cbt-timer.is-urgent .sv-cbt-timer-tick { color: var(--sv-error); }

/* Lobby hero gets a maroon->gold hint on the icon so the "vs" identity shows. */
.sv-cbt-hero-icon { background: linear-gradient(150deg, var(--sv-teal-700), var(--sv-gold-700)); color: #fff; }

@media (max-width: 575.98px) {
    .sv-cbt-players-row { gap: var(--space-2); }
    .sv-cbt-player-panel { padding: var(--space-2) var(--space-3); }
    .sv-cbt-player-score { font-size: 1rem; }
    .sv-cbt-vs { font-size: 1.1rem; }
    .sv-cbt-session-actions { gap: var(--space-2); flex-wrap: wrap; justify-content: flex-end; }
    .sv-cbt-leave-btn { font-size: var(--text-xs); }
}

/* ------------------------------------------------------------------ *
 * CBT solo — results screen
 * ------------------------------------------------------------------ */
.sv-cbt-result { max-width: 640px; margin: 0 auto; }
.sv-result-hero {
    padding: var(--space-5) var(--space-4) var(--space-6);
    background: linear-gradient(160deg, var(--sv-maroon-900), var(--sv-maroon-700));
    color: #fff;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    text-align: center;
}
.sv-result-hero > div:first-child { text-align: left; }
.sv-icon-btn-light {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}
.sv-result-score { margin-top: var(--space-5); }
.sv-score-ring {
    width: 140px;
    height: 140px;
    margin: 0 auto var(--space-3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    border: 6px solid rgba(255, 255, 255, 0.35);
}
.sv-score-ring.is-win { border-color: var(--sv-sage-500); }
.sv-score-num {
    font-family: var(--font-display);
    font-size: 2.6rem;
    font-weight: 700;
    line-height: 1;
}
.sv-score-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.7);
}
.sv-result-verdict { color: rgba(255, 255, 255, 0.85); max-width: 40ch; margin: 0 auto; }
.sv-result-chips {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-top: var(--space-4);
}
.sv-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.9rem;
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 700;
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}
.sv-chip svg { width: 15px; height: 15px; }
.sv-chip span { font-variant-numeric: tabular-nums; }
.sv-chip-correct { background: rgba(122, 166, 120, 0.35); }
.sv-chip-wrong { background: rgba(220, 108, 106, 0.35); }
.sv-chip-skip { background: rgba(255, 255, 255, 0.14); }
.sv-result-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.75);
}
.sv-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
}
.sv-cbt-result-body { padding-top: var(--space-5); padding-bottom: calc(var(--space-6) + env(safe-area-inset-bottom, 0px)); }

.sv-review-card { padding: var(--space-4); }
.sv-review-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}
.sv-review-qnum {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--sv-teal-700);
}
.sv-review-qtext { font-weight: 600; }
.sv-review-opts { display: flex; flex-direction: column; gap: var(--space-2); }
.sv-review-opt {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border: 1.5px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
}
.sv-review-opt.is-right { border-color: var(--sv-success); background: var(--sv-success-100); }
.sv-review-opt.is-wrong { border-color: var(--sv-error); background: var(--sv-error-100); }
.sv-review-opt-label {
    flex: 0 0 auto;
    width: 1.8rem;
    height: 1.8rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--sv-brown-300);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--sv-brown-700);
}
.sv-review-opt-text { flex-grow: 1; line-height: 1.4; }
.sv-review-opt-icon { width: 20px; height: 20px; flex: 0 0 auto; }
.is-right .sv-review-opt-icon { color: var(--sv-success); }
.is-wrong .sv-review-opt-icon { color: var(--sv-error); }
.sv-review-explain {
    display: flex;
    gap: var(--space-2);
    align-items: flex-start;
    margin-top: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    background: var(--sv-sage-100);
    color: var(--sv-brown-700);
    font-size: var(--text-sm);
}
.sv-review-explain svg { width: 18px; height: 18px; flex: 0 0 auto; color: var(--sv-sage-700); margin-top: 1px; }

/* ------------------------------------------------------------------ *
 * Multiplayer CBT — in-match chat
 * ------------------------------------------------------------------ */
.sv-chat-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    width: 100%;
    max-width: 840px;
    margin-left: auto;
    margin-right: auto;
    padding: var(--space-4);
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}
.sv-chat-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}
.sv-chat-title {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-weight: 700;
    color: var(--sv-brown-700);
}
.sv-chat-title svg { width: 17px; height: 17px; color: var(--sv-teal-700); }
.sv-chat-hint { font-size: var(--text-xs); }
.sv-chat-inbox {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-height: 220px;
    min-height: 90px;
    overflow-y: auto;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-sm);
    background: var(--sv-bg, var(--sv-cream));
    scroll-behavior: smooth;
}
.sv-chat-msg {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    max-width: 82%;
}
.sv-chat-msg-me {
    align-self: flex-end;
    flex-direction: row-reverse;
}
.sv-chat-avatar {
    flex: 0 0 auto;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--sv-teal-50);
    border: 1px solid var(--sv-brown-100);
}
.sv-chat-msg-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}
.sv-chat-headline {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
}
.sv-chat-sender { font-size: var(--text-xs); font-weight: 700; color: var(--sv-brown-700); }
.sv-chat-time { font-size: var(--text-xs); color: var(--sv-muted); }
.sv-chat-bubble {
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    border-top-left-radius: 2px;
    background: var(--sv-white);
    border: 1px solid var(--sv-brown-100);
    color: var(--sv-brown-900);
    line-height: 1.45;
    font-size: var(--text-sm);
    word-wrap: break-word;
    overflow-wrap: anywhere;
}
.sv-chat-msg-me .sv-chat-bubble {
    background: var(--sv-teal-700);
    border-color: var(--sv-teal-700);
    color: #fff;
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: 2px;
}
.sv-chat-report {
    align-self: flex-start;
    border: 0;
    background: none;
    padding: 0;
    color: var(--sv-muted);
    font-size: var(--text-xs);
    text-decoration: underline;
    cursor: pointer;
}
.sv-chat-report:hover { color: var(--sv-danger, var(--sv-error)); }
.sv-chat-reported { font-size: var(--text-xs); color: var(--sv-muted); }
.sv-chat-composer {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.sv-chat-composer.is-disabled { opacity: 0.6; }
.sv-chat-input { flex: 1 1 auto; min-height: 44px; }
.sv-chat-send { flex: 0 0 auto; white-space: nowrap; }
.sv-chat-notice { font-size: var(--text-sm); color: var(--sv-danger, var(--sv-error)); }
.sv-chat-card.is-hidden { display: none; }
[data-theme="dark"] .sv-chat-msg-me .sv-chat-bubble { color: #1E1216; }

/* Global hide helper (used by chat card/notice and verdict strip) */
.is-hidden { display: none !important; }

/* Challenges */
.sv-challenge-invite {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    flex-wrap: wrap;
    background: linear-gradient(135deg, var(--surface-card, var(--sv-card)), var(--surface-card-alt, var(--sv-card-alt)));
    border: 1px solid var(--border-color, var(--sv-border));
    border-radius: var(--radius-md, 12px);
    padding: var(--space-3, 12px);
}
.sv-challenge-invite-main {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
}
.sv-challenge-invite-main svg { color: var(--sv-primary, var(--sv-accent)); }

.sv-challenge-row { padding: 14px 16px; }
.sv-challenge-row img.sv-avatar {
    border-radius: 50%;
    object-fit: cover;
    background: var(--sv-border);
    flex: 0 0 auto;
}
.sv-empty-muted { padding: 12px 16px; }

/* Phase 10 — badges + leaderboard */
.sv-badge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}
.sv-badge-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border: 1px solid var(--border-color, var(--sv-border));
    border-radius: var(--radius-md, 12px);
    background: var(--surface-card-alt, var(--sv-card-alt));
}
.sv-badge-chip i { color: var(--sv-primary, var(--sv-accent)); }
.sv-badge-chip span { font-size: var(--text-sm, .875rem); font-weight: 600; }
.sv-badge-chip.is-locked i { color: var(--sv-muted); }
.sv-badge-chip.is-locked { opacity: 0.55; }

/* Badge award page — stacked award/remove action rows in the table */
.sv-badge-award {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}
.sv-badge-award-row {
    display: flex;
    align-items: center;
    gap: 6px;
}
.sv-badge-award-select {
    width: auto;
    min-width: 150px;
    max-width: 220px;
}
.sv-badge-award-select-danger:focus { border-color: var(--sv-error); box-shadow: 0 0 0 0.2rem rgba(163, 53, 46, 0.18); }
.sv-badge-award-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.sv-leaderboard-controls .btn { white-space: nowrap; }
.sv-leaderboard { padding: 4px 16px; }
.sv-leaderboard-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color, var(--sv-border));
}
.sv-leaderboard-row:last-child { border-bottom: 0; }
.sv-leaderboard-row.is-leader { background: linear-gradient(90deg, var(--sv-teal-100), transparent); margin: 0 -16px; padding-left: 16px; padding-right: 16px; }
.sv-leaderboard-row.is-me .fw-semibold { color: var(--sv-primary, var(--sv-accent)); }
.sv-rank-badge {
    flex: 0 0 34px;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--surface-card-alt, var(--sv-card-alt));
    border: 1px solid var(--border-color, var(--sv-border));
    font-weight: 700;
    color: var(--sv-brown-700, var(--sv-heading));
}
.sv-rank-first { background: #f6c945; border-color: #f6c945; color: #5b4400; }
.sv-rank-second { background: #d3dee8; border-color: #d3dee8; color: #33465e; }
.sv-rank-third { background: #e0a479; border-color: #e0a479; color: #6b3a14; }
.sv-rank-metric { font-weight: 700; white-space: nowrap; }

/* Badge icon picker (admin) */
.sv-icon-opt {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    width: 54px;
    height: 54px;
    padding: 0;
    border: 1.5px solid var(--sv-brown-100);
    border-radius: var(--radius-md);
    background: var(--sv-white);
    color: var(--sv-brown-400);
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.sv-icon-opt input { position: absolute; opacity: 0; pointer-events: none; }
.sv-icon-opt svg { width: 22px; height: 22px; }
.sv-icon-opt:hover { border-color: var(--sv-teal-500); color: var(--sv-teal-700); }
.sv-icon-opt.is-selected { border-color: var(--sv-teal-700); background: var(--sv-teal-50); color: var(--sv-teal-700); }

/* Dark mode: teal "selection / current" fills use a mid-tone teal, so flip
   the white label to near-black ink for contrast (mirrors btn-primary). */
[data-theme="dark"] .sv-topic-chip.is-active,
[data-theme="dark"] .sv-count-opt.is-active,
[data-theme="dark"] .sv-choice-card.is-selected .sv-choice-icon,
[data-theme="dark"] .sv-cbt-opt.is-selected .sv-cbt-opt-label,
[data-theme="dark"] .sv-cbt-palette-item.is-current,
[data-theme="dark"] .sv-cbt-palette-item.is-current.is-answered,
[data-theme="dark"] .sv-chat-msg-me .sv-chat-bubble { color: #04100E; }

/* --- Admission tool --- */
.sv-steps {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.sv-step {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.375rem 0.75rem;
    border-radius: 999px;
    border: 1.5px solid var(--sv-brown-200);
    color: var(--sv-brown-400);
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.sv-step svg { width: 16px; height: 16px; }
.sv-step.is-active {
    border-color: var(--sv-teal-500);
    background: var(--sv-teal-50);
    color: var(--sv-teal-900);
}
.sv-step.is-done {
    border-color: var(--sv-teal-100);
    background: var(--sv-teal-50);
    color: var(--sv-teal-700);
}
.sv-step-line {
    flex: 1;
    height: 2px;
    min-width: 12px;
    background: var(--sv-brown-200);
    border-radius: 1px;
}
.sv-admission-assessment .sv-step-panel { animation: svFadeUp 0.2s ease; }
@keyframes svFadeUp {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: none; }
}

.sv-score-gauge {
    position: relative;
    width: 148px;
    height: 148px;
    margin: 0 auto;
}
.sv-score-gauge svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
}
.sv-score-gauge .sv-score-track,
.sv-score-gauge .sv-score-fill { fill: none; stroke-width: 10; }
.sv-score-gauge .sv-score-track { stroke: var(--sv-brown-100); }
.sv-score-gauge .sv-score-fill {
    stroke-linecap: round;
    transition: stroke-dasharray 0.5s ease;
}
.sv-score-gauge.sv-score-high .sv-score-fill { stroke: var(--sv-teal-500); }
.sv-score-gauge.sv-score-good .sv-score-fill { stroke: var(--sv-gold-500); }
.sv-score-gauge.sv-score-fair .sv-score-fill { stroke: var(--sv-warning); }
.sv-score-gauge.sv-score-low .sv-score-fill { stroke: var(--sv-danger); }
.sv-score-value {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    line-height: 1.1;
}
.sv-score-value strong { font-size: 1.6rem; }
.sv-score-value span { font-size: 0.8rem; color: var(--sv-muted); }
.sv-score-gauge.sv-score-sm { width: 108px; height: 108px; }
.sv-score-gauge.sv-score-sm .sv-score-value strong { font-size: 1.25rem; }

.sv-admission-result .h1 { color: var(--sv-text); }
.sv-admission-result { max-width: 720px; margin: 0 auto; }

.sv-report-hero {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}
.sv-report-hero .sv-score-gauge { margin: 0; }
.sv-report-icon { width: 18px; height: 18px; color: var(--sv-teal-700); vertical-align: -2px; }
.sv-list {
    list-style: none;
    padding-left: 0;
    display: grid;
    gap: 0.5rem;
    color: var(--sv-text);
}
.sv-empty-icon { width: 40px; height: 40px; color: var(--sv-brown-300); }

.sv-report-title {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--sv-text);
    margin-bottom: 0.75rem;
}
.sv-report-table { font-size: 0.9rem; }
.sv-report-table thead th {
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    color: var(--sv-muted);
    border-bottom-color: var(--sv-brown-300);
}
.sv-report-table td { color: var(--sv-text); }
.sv-report-option {
    padding: 0.9rem 1rem 0.9rem 1.1rem;
    border-left: 3px solid var(--sv-brown-300);
    background: var(--sv-teal-50);
    border-radius: 0 0.5rem 0.5rem 0;
    margin-bottom: 0.9rem;
}
.sv-report-option:last-child { margin-bottom: 0; }
.sv-report-option-best {
    border-left-color: var(--sv-teal-500);
    background: rgba(11, 122, 109, 0.06);
}
.sv-report-option-heading {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    color: var(--sv-text);
    margin-bottom: 0.4rem;
}
.sv-report-chance {
    font-weight: 700;
    color: var(--sv-teal-700);
    font-size: 0.95rem;
}
.sv-report-suggested thead th { background: var(--sv-teal-50); }

[data-theme="dark"] .sv-report-option { background: rgba(255, 255, 255, 0.03); border-left-color: var(--sv-brown-100); }
[data-theme="dark"] .sv-report-option-best { border-left-color: var(--sv-teal-500); background: rgba(11, 122, 109, 0.14); }
[data-theme="dark"] .sv-report-chance { color: var(--sv-teal-500); }

[data-theme="dark"] .sv-step.is-active,
[data-theme="dark"] .sv-step.is-done { color: #04100E; }
[data-theme="dark"] .sv-step-line,
[data-theme="dark"] .sv-score-gauge .sv-score-track { background: var(--sv-brown-700); stroke: var(--sv-brown-700); }

/* ============ Admin data-table toolkit ============ */
.sv-dt-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-4) var(--space-3);
    border-bottom: 1px solid var(--sv-brown-100);
}
.sv-dt-cards { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.sv-dt-card {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 108px;
    padding: 0.6rem 0.95rem;
    border: 1px solid var(--sv-brown-100);
    border-radius: var(--radius-sm);
    background: var(--sv-white);
}
.sv-dt-card-value { font-size: var(--text-xl); line-height: 1; color: var(--sv-brown-700); }
.sv-dt-card-label {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sv-brown-400);
}
.sv-dt-card.is-primary .sv-dt-card-value { color: var(--sv-teal-700); }
.sv-dt-card.is-success .sv-dt-card-value { color: var(--sv-success); }
.sv-dt-card.is-warning .sv-dt-card-value { color: var(--sv-warning); }
.sv-dt-card.is-danger .sv-dt-card-value { color: var(--sv-error); }
.sv-dt-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    flex: 1 1 auto;
    justify-content: flex-end;
}
.sv-dt-toolbar .sv-dt-search { width: min(260px, 100%); }
.sv-dt-status { width: auto; min-width: 150px; }
.sv-dt-size { width: auto; min-width: 118px; }
.sv-dt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-height: 44px;
    white-space: nowrap;
}
.sv-dt-btn svg { width: 16px; height: 16px; }
.sv-dt-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    flex-wrap: wrap;
    padding: var(--space-3) var(--space-4);
    border-top: 1px solid var(--sv-brown-100);
}
.sv-dt-count { font-size: var(--text-sm); color: var(--sv-brown-400); }
.sv-dt-message {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: var(--space-6) var(--space-4);
    color: var(--sv-brown-400);
    font-size: var(--text-sm);
}
.sv-dt-message svg { width: 20px; height: 20px; }
.sv-dt-hide { display: none !important; }
.sv-dt-toast {
    position: fixed;
    left: 50%;
    bottom: 1.5rem;
    transform: translateX(-50%);
    z-index: 1200;
    background: var(--sv-brown-900);
    color: #fff;
    padding: 0.6rem 1.1rem;
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    box-shadow: var(--shadow-md);
    opacity: 1;
    transition: opacity 0.35s ease;
}
.sv-dt-toast.is-leaving { opacity: 0; }
[data-theme="dark"] .sv-dt-card,
[data-theme="dark"] .sv-dt-toast { background: var(--sv-cream); }
[data-theme="dark"] .sv-dt-toast { color: var(--sv-brown-900); }

/* 375px baseline: the layout is fluid elsewhere; here we only relax the
   fixed minimum sizes / tightest grids so nothing forces horizontal
   overflow on the smallest supported viewport. */
@media (max-width: 375px) {
    .sv-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .sv-stat-grid { gap: var(--space-3); }
    .sv-quick-actions { gap: var(--space-2); }
    .sv-dt-card { min-width: 0; flex: 1 1 auto; }
    .sv-dt-status,
    .sv-dt-size { min-width: 0; }
    .sv-filter-panel { padding-left: var(--space-4); padding-right: var(--space-4); }
    .sv-filter-form .form-select { min-width: 0; }
}

/* Print: isolate the data table, drop chrome and action columns. */
@media print {
    body.sv-print-mode .sv-app-header,
    body.sv-print-mode .sv-sidebar,
    body.sv-print-mode .sv-admin-backdrop,
    body.sv-print-mode .sv-admin-drawer,
    body.sv-print-mode .sv-page-head,
    body.sv-print-mode .sv-filter-panel,
    body.sv-print-mode .sv-dt-toolbar,
    body.sv-print-mode .sv-dt-footer,
    body.sv-print-mode .sv-flash-wrap,
    body.sv-print-mode .sv-confirm-backdrop { display: none !important; }
    body.sv-print-mode { background: #fff !important; }
    body.sv-print-mode .sv-app-layout { display: block !important; }
    body.sv-print-mode .sv-main-app { max-width: none !important; padding: 0 !important; }
    body.sv-print-mode .sv-table-wrap {
        border: 0;
        box-shadow: none;
        border-radius: 0;
        overflow: visible;
    }
    body.sv-print-mode .sv-table { width: 100%; }
    body.sv-print-mode .sv-dt-hide { display: table-row !important; }
    body.sv-print-mode .sv-col-hide-print { display: none !important; }
}

/* Admission institution-type picker cards */
.sv-admission-assessment .sv-check-card {
    border: 1px solid var(--bs-border-color);
    border-radius: var(--radius-md);
    padding: 0.625rem 0.875rem;
    margin-bottom: 0;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}
.sv-admission-assessment .sv-check-card:has(input:checked) {
    border-color: var(--sv-accent);
    background: var(--sv-teal-100);
}