*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
    background: #f5f5f5;
    color: #111;
}

a { text-decoration: none; color: inherit; }

/* ─── Nav ─────────────────────────────────────────── */
.ssc-nav {
    background: #0d0d0d;
    padding: 0 24px;
    height: 62px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 200;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.ssc-nav-inner {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ssc-nav-brand { display: flex; align-items: center; gap: 10px; }

.ssc-nav-logo {
    background: #cc0000;
    color: #fff;
    font-size: 12px;
    font-weight: 800;
    padding: 5px 9px;
    border-radius: 6px;
    letter-spacing: 1.5px;
}

.ssc-nav-name { color: #fff; font-size: 15px; font-weight: 600; }

.ssc-nav-links { display: flex; align-items: center; gap: 18px; }

.ssc-nav-user { color: rgba(255,255,255,0.45); font-size: 13px; }

.ssc-nav-link { color: rgba(255,255,255,0.65); font-size: 14px; transition: color 0.2s; }
.ssc-nav-link:hover { color: #fff; }

.ssc-nav-btn {
    background: #cc0000;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    padding: 8px 18px;
    border-radius: 6px;
    transition: background 0.2s;
    letter-spacing: 0.2px;
}
.ssc-nav-btn:hover { background: #aa0000; color: #fff; }

/* ─── Hero ─────────────────────────────────────────── */
.ssc-hero {
    color: #fff;
    padding: 110px 0 80px;
    position: relative;
}

.ssc-hero .container { position: relative; z-index: 1; }

.ssc-hero-kicker {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #ff4444;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.ssc-hero-kicker::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: #cc0000;
}

.ssc-hero-title {
    font-size: 62px;
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: 22px;
    letter-spacing: -1px;
}

.ssc-hero-desc {
    font-size: 18px;
    color: rgba(255,255,255,0.72);
    max-width: 560px;
    line-height: 1.8;
    margin-bottom: 36px;
}

.ssc-hero-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

.ssc-hero-btn {
    display: inline-block;
    background: #cc0000;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    padding: 16px 36px;
    border-radius: 8px;
    transition: background 0.2s, transform 0.15s;
    letter-spacing: 0.2px;
}
.ssc-hero-btn:hover { background: #aa0000; color: #fff; transform: translateY(-1px); }

.ssc-hero-link {
    font-size: 14px;
    color: rgba(255,255,255,0.55);
    transition: color 0.2s;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-bottom: 2px;
}
.ssc-hero-link:hover { color: rgba(255,255,255,0.9); }

.ssc-hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: wrap;
    gap: 8px;
}

.ssc-hero-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.ssc-hero-stat-num {
    font-size: 26px;
    font-weight: 800;
    color: #fff;
    line-height: 1;
}

.ssc-hero-stat-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: rgba(255,255,255,0.45);
}

.ssc-hero-stat-div {
    width: 1px;
    height: 36px;
    background: rgba(255,255,255,0.15);
    margin: 0 28px;
}

/* ─── Track Header ──────────────────────────────────── */
.ssc-courses-section { padding: 72px 0 96px; }

.ssc-track-header {
    margin-bottom: 52px;
}

.ssc-track-pill {
    display: inline-block;
    background: rgba(204,0,0,0.1);
    color: #cc0000;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid rgba(204,0,0,0.2);
    margin-bottom: 16px;
}

.ssc-track-title {
    font-size: 34px;
    font-weight: 800;
    color: #111;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.ssc-track-sub {
    font-size: 16px;
    color: #666;
    max-width: 600px;
    line-height: 1.7;
}

/* ─── Category Pills ────────────────────────────────── */
.ssc-cat-pill {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 4px 10px;
    border-radius: 100px;
}

.cat-foundations { background: rgba(37,99,235,0.15); color: #2563eb; }
.cat-backend      { background: rgba(5,150,105,0.15); color: #059669; }
.cat-data         { background: rgba(124,58,237,0.15); color: #7c3aed; }
.cat-frontend     { background: rgba(217,119,6,0.15);  color: #d97706; }
.cat-ai           { background: rgba(204,0,0,0.12);    color: #cc0000; }
.cat-basics       { background: rgba(15,118,110,0.15); color: #0f766e; }
.cat-featured     { background: rgba(204,0,0,0.18);    color: #cc0000; font-weight: 800; }
.ssc-pill-gray    { background: rgba(107,114,128,0.12); color: #374151; font-weight: 600; }

/* ─── Certificate Banner ─────────────────────────────── */
.ssc-cert-banner {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    background: linear-gradient(135deg, #14532d 0%, #166534 100%);
    border: 1px solid #16a34a; border-radius: 16px;
    padding: 20px 24px; margin-top: 32px;
}
.ssc-cert-banner-left { display: flex; align-items: center; gap: 16px; }
.ssc-cert-banner-left > i { font-size: 32px; color: #86efac; flex-shrink: 0; }
.ssc-cert-banner-title { font-size: 16px; font-weight: 700; color: #f0fdf4; }
.ssc-cert-banner-sub   { font-size: 13px; color: #86efac; margin-top: 2px; }
@media (max-width: 600px) {
    .ssc-cert-banner { flex-direction: column; align-items: flex-start; }
}

/* ─── Course Cards ──────────────────────────────────── */
.ssc-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.ssc-course-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 2px 16px rgba(0,0,0,0.07);
    transition: transform 0.22s, box-shadow 0.22s;
    display: flex;
    flex-direction: column;
    color: #111;
    border: 1px solid rgba(0,0,0,0.05);
}

.ssc-course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.13);
    color: #111;
}

.ssc-card-banner {
    background: #111;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    min-height: 80px;
}

.ssc-card-banner::after {
    content: '';
    position: absolute;
    right: 0; top: 0; bottom: 0;
    width: 4px;
    background: #cc0000;
}

/* ─── Featured (Tech Basics) Card ──────────────────────── */
.ssc-course-card--featured {
    grid-column: 1 / -1;          /* spans full grid width */
    flex-direction: row;
    min-height: 200px;
    border: 2px solid #cc0000;
    box-shadow: 0 4px 24px rgba(204,0,0,0.12);
}
.ssc-course-card--featured:hover {
    box-shadow: 0 16px 48px rgba(204,0,0,0.22);
}
.ssc-course-card--featured .ssc-card-banner {
    width: 280px;
    flex-shrink: 0;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 10px;
    background: #111;
    min-height: unset;
}
.ssc-course-card--featured .ssc-card-body {
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1;
}
.ssc-course-card--featured .ssc-course-title {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 10px;
}
.ssc-course-card--featured .ssc-course-desc {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 20px;
    -webkit-line-clamp: 3;
}
.ssc-featured-flag {
    font-size: 11px;
    font-weight: 700;
    color: #cc0000;
    letter-spacing: 0.5px;
    background: rgba(204,0,0,0.1);
    padding: 4px 10px;
    border-radius: 100px;
    white-space: nowrap;
}
.ssc-feat-btn {
    display: inline-flex;
    align-items: center;
    font-size: 13px;
    padding: 9px 20px;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
    color: #fff;
}
@media (max-width: 768px) {
    .ssc-course-card--featured {
        flex-direction: column;
    }
    .ssc-course-card--featured .ssc-card-banner {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
    }
}

.ssc-course-num {
    font-size: 42px;
    font-weight: 800;
    color: rgba(255,255,255,0.08);
    line-height: 1;
    letter-spacing: -2px;
    font-variant-numeric: tabular-nums;
}

.ssc-card-body {
    padding: 22px 24px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ssc-course-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.3;
    letter-spacing: -0.2px;
}

.ssc-course-desc {
    font-size: 13.5px;
    color: #777;
    line-height: 1.65;
    flex: 1;
    margin-bottom: 18px;
}

.ssc-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid #f0f0f0;
}

.ssc-card-stats {
    display: flex;
    gap: 14px;
    font-size: 12px;
    color: #999;
    font-weight: 500;
}

.ssc-card-stats i { color: #ccc; margin-right: 4px; }

.ssc-project-badge {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: #cc0000;
    background: rgba(204,0,0,0.08);
    padding: 4px 9px;
    border-radius: 100px;
    white-space: nowrap;
}

.ssc-project-badge i { margin-right: 4px; }

/* ─── Coming Soon ───────────────────────────────────── */
.ssc-coming-soon {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 40px;
    background: #fff;
    border-radius: 14px;
    border: 2px dashed #e8e8e8;
}

.ssc-coming-soon i { font-size: 48px; color: #ddd; margin-bottom: 20px; display: block; }
.ssc-coming-soon h3 { font-size: 24px; font-weight: 700; margin-bottom: 12px; }
.ssc-coming-soon p { font-size: 16px; color: #888; max-width: 480px; margin: 0 auto 28px; line-height: 1.7; }

.ssc-apply-btn {
    display: inline-block;
    background: #cc0000;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    padding: 14px 32px;
    border-radius: 8px;
    transition: background 0.2s, transform 0.15s;
}
.ssc-apply-btn:hover { background: #aa0000; color: #fff; transform: translateY(-1px); }

/* ─── CTA Strip ─────────────────────────────────────── */
.ssc-cta-strip {
    background: #111;
    padding: 56px 0;
}

.ssc-cta-strip-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}

.ssc-cta-strip-title {
    font-size: 26px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.ssc-cta-strip-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.55);
    max-width: 500px;
    line-height: 1.65;
}

/* ─── Course Detail Hero ────────────────────────────── */
.ssc-course-detail-hero {
    padding: 90px 0 72px;
    color: #fff;
}

.ssc-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,0.5);
    margin-bottom: 22px;
    transition: color 0.2s;
}
.ssc-back-link:hover { color: #fff; }

.ssc-detail-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: 18px;
    letter-spacing: -1px;
    max-width: 720px;
}

.ssc-detail-desc {
    font-size: 17px;
    color: rgba(255,255,255,0.75);
    max-width: 640px;
    line-height: 1.78;
    margin-bottom: 26px;
}

.ssc-detail-meta {
    display: flex;
    gap: 28px;
    font-size: 13px;
    color: rgba(255,255,255,0.55);
    flex-wrap: wrap;
}

.ssc-detail-meta span { display: flex; align-items: center; gap: 7px; font-weight: 500; }
.ssc-detail-meta i { color: rgba(255,255,255,0.35); }

/* ─── Course Body Layout ────────────────────────────── */
.ssc-course-body-section { padding: 60px 0 96px; }

.ssc-course-body-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 48px;
    align-items: start;
}

.ssc-section-title {
    font-size: 26px;
    font-weight: 800;
    color: #111;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.ssc-curriculum-count {
    font-size: 14px;
    color: #888;
    margin-bottom: 28px;
}

/* ─── Project Highlight ─────────────────────────────── */
.ssc-project-highlight {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-left: 4px solid #cc0000;
    border-radius: 0 12px 12px 0;
    padding: 24px 28px;
    margin-bottom: 12px;
}

.ssc-project-highlight-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #cc0000;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 7px;
}

.ssc-project-highlight-title {
    font-size: 19px;
    font-weight: 700;
    color: #111;
    margin-bottom: 10px;
}

.ssc-project-highlight-text {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

/* ─── Modules / Curriculum ──────────────────────────── */
.ssc-modules-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ssc-module-block {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 1px 10px rgba(0,0,0,0.06);
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.04);
}

.ssc-module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: #111;
    color: #fff;
}

.ssc-module-header-left { display: flex; align-items: center; gap: 14px; }

.ssc-module-num {
    width: 26px;
    height: 26px;
    background: #cc0000;
    color: #fff;
    border-radius: 50%;
    font-size: 11px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ssc-module-name { font-size: 14px; font-weight: 600; letter-spacing: 0.1px; }
.ssc-module-count { font-size: 12px; color: rgba(255,255,255,0.4); }

.ssc-lessons-list { list-style: none; margin: 0; padding: 0; }

.ssc-lesson-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 13px 20px;
    border-bottom: 1px solid #f5f5f5;
    font-size: 14px;
    color: #444;
    transition: background 0.15s;
}

.ssc-lesson-row:last-child { border-bottom: none; }
.ssc-lesson-row:hover { background: #fafafa; }

.ssc-lesson-icon { color: #ddd; width: 16px; text-align: center; flex-shrink: 0; font-size: 13px; }
.ssc-lesson-title { flex: 1; }
.ssc-lesson-dur { font-size: 12px; color: #bbb; flex-shrink: 0; }

/* ─── Sidebar ───────────────────────────────────────── */
.ssc-course-sidebar { position: sticky; top: 80px; }

.ssc-sidebar-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 32px rgba(0,0,0,0.1);
    padding: 28px;
    border: 1px solid rgba(0,0,0,0.05);
    margin-bottom: 20px;
}

.ssc-sidebar-free-badge {
    background: linear-gradient(135deg, #0f0f0f, #1a1a1a);
    color: #fff;
    text-align: center;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 18px;
}

.ssc-sidebar-cta-btn {
    display: block;
    background: #cc0000;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    text-align: center;
    padding: 16px;
    border-radius: 10px;
    transition: background 0.2s, transform 0.15s;
    margin-bottom: 14px;
    letter-spacing: 0.2px;
}
.ssc-sidebar-cta-btn:hover { background: #aa0000; color: #fff; transform: translateY(-1px); }

.ssc-sidebar-enroll-note {
    text-align: center;
    font-size: 13px;
    color: #999;
    margin-bottom: 22px;
}

.ssc-sidebar-enroll-note a { color: #cc0000; font-weight: 600; }

.ssc-sidebar-highlights {
    list-style: none;
    margin: 0;
    padding: 0;
    border-top: 1px solid #f0f0f0;
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 11px;
}

.ssc-sidebar-highlights li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13.5px;
    color: #444;
    line-height: 1.4;
}

.ssc-sidebar-highlights li i {
    color: #22c55e;
    font-size: 13px;
    margin-top: 1px;
    flex-shrink: 0;
}

.ssc-sidebar-track-note {
    background: #f8f8f8;
    border-radius: 12px;
    padding: 18px 20px;
    font-size: 13px;
    color: #666;
    line-height: 1.65;
}

.ssc-sidebar-track-note p:first-child { color: #111; margin-bottom: 6px; }
.ssc-sidebar-track-note a { color: #cc0000; font-weight: 600; }

/* ─── Login ─────────────────────────────────────────── */
.ssc-login-wrap {
    min-height: calc(100vh - 62px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    background: #f2f2f2;
}

.ssc-login-card {
    background: #fff;
    border-radius: 18px;
    padding: 48px 44px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 8px 48px rgba(0,0,0,0.09);
}

.ssc-login-brand { margin-bottom: 24px; }

.ssc-login-logo {
    background: #cc0000;
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    padding: 6px 12px;
    border-radius: 8px;
    letter-spacing: 1.5px;
}

.ssc-login-title { font-size: 26px; font-weight: 800; color: #111; margin-bottom: 6px; }
.ssc-login-sub { font-size: 14px; color: #999; margin-bottom: 32px; }

.ssc-login-error {
    background: rgba(204,0,0,0.07);
    border: 1px solid rgba(204,0,0,0.2);
    color: #cc0000;
    font-size: 14px;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.ssc-form-group { margin-bottom: 20px; }

.ssc-form-group label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: #666;
    margin-bottom: 8px;
}

.ssc-form-group input {
    width: 100%;
    border: 1.5px solid #e8e8e8;
    border-radius: 9px;
    padding: 13px 16px;
    font-size: 15px;
    color: #111;
    outline: none;
    transition: border-color 0.2s;
    background: #fafafa;
}

.ssc-form-group input:focus { border-color: #cc0000; background: #fff; }

.ssc-login-btn {
    width: 100%;
    background: #cc0000;
    color: #fff;
    border: none;
    border-radius: 9px;
    padding: 15px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    margin-bottom: 20px;
    transition: background 0.2s;
    letter-spacing: 0.2px;
}

.ssc-login-btn:hover { background: #aa0000; }

.ssc-login-note { font-size: 13px; color: #aaa; text-align: center; line-height: 1.6; }
.ssc-login-note a { color: #cc0000; font-weight: 600; }

/* ─── Footer ─────────────────────────────────────────── */
.ssc-footer {
    background: #0d0d0d;
    color: rgba(255,255,255,0.35);
    text-align: center;
    padding: 32px 24px;
    font-size: 13px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.ssc-footer a { color: rgba(255,255,255,0.55); text-decoration: underline; }

/* ─── Responsive ─────────────────────────────────────── */
@media (max-width: 960px) {
    .ssc-course-body-layout {
        grid-template-columns: 1fr;
    }
    .ssc-course-sidebar {
        position: static;
        order: -1;
    }
    .ssc-sidebar-card { max-width: 480px; }
}

@media (max-width: 640px) {
    .ssc-hero-title  { font-size: 38px; letter-spacing: -0.5px; }
    .ssc-detail-title { font-size: 30px; }
    .ssc-track-title { font-size: 26px; }
    .ssc-hero-stat-div { display: none; }
    .ssc-hero-stats { gap: 20px; }
    .ssc-login-card { padding: 32px 20px; }
    .ssc-nav-name { display: none; }
    .ssc-courses-grid { grid-template-columns: 1fr; }
    .ssc-cta-strip-inner { flex-direction: column; align-items: flex-start; }
    .ssc-detail-meta { gap: 14px; }
}


/* ═══════════════════════════════════════════════════════
   FLASH MESSAGES
═══════════════════════════════════════════════════════ */
.ssc-messages { padding: 16px 0 4px; }
.ssc-message {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 18px; border-radius: 10px; margin-bottom: 10px;
    font-size: 14px; font-weight: 500;
}
.ssc-message i { flex-shrink: 0; font-size: 16px; }
.ssc-message-close {
    margin-left: auto; background: none; border: none; cursor: pointer;
    font-size: 20px; line-height: 1; opacity: 0.4; padding: 0 2px; color: inherit;
}
.ssc-message-close:hover { opacity: 0.8; }
.ssc-message-success  { background: #f0fdf4; color: #14532d; border: 1px solid #86efac; }
.ssc-message-success i { color: #16a34a; }
.ssc-message-error    { background: #fff1f2; color: #881337; border: 1px solid #fda4af; }
.ssc-message-error i  { color: #e11d48; }
.ssc-message-warning  { background: #fffbeb; color: #78350f; border: 1px solid #fcd34d; }
.ssc-message-warning i { color: #d97706; }
.ssc-message-info     { background: #eff6ff; color: #1e3a8a; border: 1px solid #93c5fd; }
.ssc-message-info i   { color: #2563eb; }

/* ═══════════════════════════════════════════════════════
   NAV ADDITIONS (logged-in state)
═══════════════════════════════════════════════════════ */
.ssc-nav-link.active {
    color: #e63329 !important;
    position: relative;
}
.ssc-nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0; right: 0;
    height: 2px;
    background: #e63329;
    border-radius: 2px;
}

.ssc-nav-user-pill {
    display: flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 99px;
    padding: 4px 14px 4px 5px;
}
.ssc-nav-avatar {
    width: 28px; height: 28px; border-radius: 50%;
    background: #e63329; color: #fff;
    font-size: 12px; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
}
.ssc-nav-username { color: rgba(255,255,255,0.8); font-size: 13px; font-weight: 500; }
.ssc-nav-signout  { color: rgba(255,255,255,0.35); font-size: 13px; transition: color .2s; }
.ssc-nav-signout:hover { color: rgba(255,255,255,.75); }

/* ═══════════════════════════════════════════════════════
   SHARED DASHBOARD HERO
═══════════════════════════════════════════════════════ */
.ssc-dash-hero {
    background: linear-gradient(160deg, #0d0d0d 0%, #1c1c1c 100%);
    padding: 56px 0 48px;
    border-bottom: 3px solid #e63329;
    position: relative;
    overflow: hidden;
}
.ssc-dash-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 80% 50%, rgba(230,51,41,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.ssc-instructor-hero {
    background: linear-gradient(160deg, #060614 0%, #0f172a 100%);
}
.ssc-instructor-hero::after {
    background: radial-gradient(ellipse 60% 80% at 90% 40%, rgba(99,102,241,0.1) 0%, transparent 70%);
}
.ssc-dash-hero-inner {
    display: flex; align-items: center;
    justify-content: space-between; gap: 32px;
    position: relative; z-index: 1;
}
.ssc-dash-greeting {
    font-size: 11px; font-weight: 700; letter-spacing: 2.5px;
    text-transform: uppercase; color: #e63329; margin-bottom: 8px;
    display: flex; align-items: center; gap: 8px;
}
.ssc-dash-greeting::before {
    content: ''; width: 20px; height: 2px; background: #e63329; display: inline-block;
}
.ssc-dash-name {
    font-size: 40px; font-weight: 800; color: #fff;
    letter-spacing: -1.5px; line-height: 1.1; margin-bottom: 14px;
}
.ssc-dash-track-label {
    display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
    font-size: 13px; color: rgba(255,255,255,0.45);
}
.ssc-dash-track-label i { color: #e63329; font-size: 11px; }
.ssc-dash-track-sep { color: rgba(255,255,255,0.15); }

.ssc-dash-hero-badge {
    text-align: center;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px; padding: 24px 32px;
    backdrop-filter: blur(4px);
}
.ssc-dash-hero-badge-num  { font-size: 52px; font-weight: 800; color: #e63329; line-height: 1; }
.ssc-dash-hero-badge-label { font-size: 12px; color: rgba(255,255,255,0.4); margin-top: 6px; line-height: 1.5; letter-spacing: 0.5px; }

.ssc-dash-admin-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.14);
    color: rgba(255,255,255,0.8); font-size: 13px; font-weight: 600;
    padding: 11px 20px; border-radius: 10px; transition: all .2s;
    white-space: nowrap;
}
.ssc-dash-admin-btn:hover { background: rgba(255,255,255,0.13); color: #fff; }
.ssc-dash-admin-btn i { color: rgba(255,255,255,0.5); }

/* ═══════════════════════════════════════════════════════
   DASHBOARD BODY
═══════════════════════════════════════════════════════ */
.ssc-dash-body { padding: 44px 0 88px; background: #f0f2f5; min-height: 60vh; }

.ssc-section-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 20px;
}
.ssc-dash-section-title {
    font-size: 20px; font-weight: 800; color: #111; letter-spacing: -0.3px;
}

.ssc-dash-empty {
    text-align: center; padding: 80px 24px;
    background: #fff; border-radius: 16px;
    border: 2px dashed #e5e7eb;
}
.ssc-dash-empty i { font-size: 52px; color: #d1d5db; margin-bottom: 20px; display: block; }
.ssc-dash-empty h3 { font-size: 20px; font-weight: 700; color: #374151; margin-bottom: 8px; }
.ssc-dash-empty p { font-size: 14px; color: #9ca3af; }
.ssc-dash-empty a { color: #e63329; font-weight: 600; }

/* ═══════════════════════════════════════════════════════
   INSTRUCTOR STATS ROW
═══════════════════════════════════════════════════════ */
.ssc-stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 16px;
    margin-bottom: 32px;
    align-items: stretch;
}
.ssc-stat-card {
    background: #fff;
    border-radius: 14px;
    padding: 24px 28px;
    border: 1px solid #e9ecef;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.03);
}
.ssc-stat-icon {
    width: 44px; height: 44px; border-radius: 12px;
    background: rgba(230,51,41,0.08);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
    font-size: 18px; color: #e63329;
}
.ssc-stat-num   { font-size: 38px; font-weight: 800; color: #111; line-height: 1; margin-bottom: 6px; letter-spacing: -1px; }
.ssc-stat-label { font-size: 13px; color: #6b7280; font-weight: 500; }

.ssc-stat-card-action {
    display: flex; align-items: center; justify-content: center;
    background: #0d0d0d; min-width: 180px;
    border: none; cursor: pointer;
}
.ssc-new-cohort-btn {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    background: none; border: none; color: #fff; cursor: pointer;
    font-family: inherit; width: 100%; padding: 4px;
}
.ssc-new-cohort-btn-icon {
    width: 48px; height: 48px; border-radius: 50%;
    background: #e63329; display: flex; align-items: center; justify-content: center;
    font-size: 20px; transition: background .2s, transform .2s;
}
.ssc-new-cohort-btn:hover .ssc-new-cohort-btn-icon { background: #c0281f; transform: scale(1.05); }
.ssc-new-cohort-btn-label { font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.7); letter-spacing: 0.3px; }

/* ═══════════════════════════════════════════════════════
   NEW COHORT PANEL
═══════════════════════════════════════════════════════ */
.ssc-new-cohort-panel {
    background: #fff;
    border-radius: 14px;
    border: 2px solid #e63329;
    padding: 28px 32px;
    margin-bottom: 32px;
    display: none;
    box-shadow: 0 8px 32px rgba(230,51,41,0.1);
}
.ssc-new-cohort-panel.open { display: block; }

.ssc-panel-title {
    font-size: 17px; font-weight: 800; color: #111;
    margin-bottom: 24px; display: flex; align-items: center; gap: 10px;
}
.ssc-panel-title i { color: #e63329; }

.ssc-form-row {
    display: grid;
    grid-template-columns: 2fr 2fr 1.5fr auto;
    gap: 16px;
    align-items: flex-end;
}
.ssc-field { display: flex; flex-direction: column; gap: 7px; }
.ssc-label {
    font-size: 11px; font-weight: 700; color: #6b7280;
    letter-spacing: 0.8px; text-transform: uppercase;
}
.ssc-input {
    padding: 11px 14px;
    border: 1.5px solid #e5e7eb;
    border-radius: 9px;
    font-size: 14px; font-family: inherit; color: #111;
    background: #f9fafb; transition: border-color .2s, background .2s;
    width: 100%;
}
.ssc-input:focus { outline: none; border-color: #e63329; background: #fff; box-shadow: 0 0 0 3px rgba(230,51,41,0.08); }
.ssc-select { appearance: none; cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }

.ssc-btn-primary {
    background: #e63329; color: #fff; border: none; cursor: pointer;
    font-size: 14px; font-weight: 700; padding: 12px 22px;
    border-radius: 9px; transition: background .2s, transform .1s;
    font-family: inherit; white-space: nowrap; letter-spacing: 0.2px;
}
.ssc-btn-primary:hover { background: #c0281f; }
.ssc-btn-primary:active { transform: scale(0.98); }

.ssc-btn-secondary {
    background: #111; color: #fff; border: none; cursor: pointer;
    font-size: 13px; font-weight: 600; padding: 10px 18px;
    border-radius: 9px; transition: background .2s; font-family: inherit;
    white-space: nowrap; display: inline-flex; align-items: center; gap: 7px;
}
.ssc-btn-secondary:hover { background: #333; }

.ssc-btn-ghost {
    background: none; color: #6b7280; border: 1.5px solid #e5e7eb; cursor: pointer;
    font-size: 13px; font-weight: 600; padding: 10px 18px;
    border-radius: 9px; transition: all .2s; font-family: inherit;
    display: inline-flex; align-items: center; gap: 7px;
}
.ssc-btn-ghost:hover { border-color: #111; color: #111; }

/* ═══════════════════════════════════════════════════════
   COHORT BLOCKS
═══════════════════════════════════════════════════════ */
.ssc-cohort-block {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 28px;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05), 0 8px 32px rgba(0,0,0,0.03);
}
.ssc-cohort-header {
    padding: 22px 28px;
    background: linear-gradient(135deg, #0d0d0d 0%, #1a1a2e 100%);
    display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.ssc-cohort-title { font-size: 20px; font-weight: 800; color: #fff; margin-bottom: 6px; letter-spacing: -0.3px; }
.ssc-cohort-meta {
    display: flex; flex-wrap: wrap; align-items: center; gap: 16px;
    font-size: 12.5px; color: rgba(255,255,255,0.45);
}
.ssc-cohort-meta span { display: flex; align-items: center; gap: 6px; }
.ssc-cohort-meta i { color: #e63329; }
.ssc-cohort-badge {
    background: rgba(230,51,41,0.2); color: #ff9999;
    font-size: 11px; font-weight: 700; padding: 4px 10px;
    border-radius: 99px; letter-spacing: 0.5px; white-space: nowrap;
    border: 1px solid rgba(230,51,41,0.3);
}

/* ═══════════════════════════════════════════════════════
   STUDENT TABLE
═══════════════════════════════════════════════════════ */
.ssc-student-table-wrap { overflow-x: auto; }
.ssc-student-table {
    width: 100%; border-collapse: collapse; min-width: 700px;
}
.ssc-student-table thead tr {
    background: #f8f9fa; border-bottom: 1px solid #e9ecef;
}
.ssc-student-table th {
    padding: 12px 16px;
    font-size: 10.5px; font-weight: 700;
    color: #9ca3af; text-align: left;
    letter-spacing: 1px; text-transform: uppercase;
}
.ssc-student-table th.ssc-course-col { text-align: center; width: 46px; padding: 12px 4px; }
.ssc-student-table td { padding: 16px 16px; border-bottom: 1px solid #f3f4f6; vertical-align: middle; }
.ssc-student-table tbody tr:last-child td { border-bottom: none; }
.ssc-student-table tbody tr:hover td { background: #fafbfc; }

.ssc-student-name-cell {
    display: flex; align-items: center; gap: 12px;
    text-decoration: none; color: inherit;
}
.ssc-student-name-cell:hover .ssc-student-name { color: #e63329; }

.ssc-student-avatar {
    width: 38px; height: 38px; border-radius: 50%;
    background: linear-gradient(135deg, #e63329, #c0281f);
    color: #fff; font-size: 15px; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; box-shadow: 0 2px 8px rgba(230,51,41,0.3);
}
.ssc-student-avatar-lg { width: 68px; height: 68px; font-size: 28px; flex-shrink: 0; }
.ssc-student-name     { font-size: 14px; font-weight: 700; color: #111; transition: color .15s; }
.ssc-student-username { font-size: 12px; color: #adb5bd; margin-top: 1px; }

.ssc-overall-cell     { min-width: 180px; }
.ssc-progress-bar-wrap {
    background: #f3f4f6; border-radius: 99px; height: 6px; overflow: hidden;
}
.ssc-progress-bar {
    background: linear-gradient(90deg, #e63329, #ff6b5b);
    height: 100%; border-radius: 99px;
    transition: width .5s cubic-bezier(.4,0,.2,1);
}
.ssc-overall-meta { display: flex; align-items: center; justify-content: space-between; margin-top: 5px; }
.ssc-overall-pct  { font-size: 11px; color: #9ca3af; }
.ssc-overall-pct-bold { font-size: 11px; font-weight: 700; color: #374151; }

.ssc-course-progress-cell { text-align: center; padding: 16px 4px !important; }
.ssc-mini-progress {
    width: 36px; height: 36px; border-radius: 8px;
    background: #f3f4f6; color: #d1d5db;
    font-size: 10px; font-weight: 700;
    display: flex; align-items: center; justify-content: center; margin: 0 auto;
    transition: all .2s;
}
.ssc-mini-progress:hover { transform: scale(1.1); }
.ssc-mini-progress.in-progress { background: #fff7ed; color: #ea580c; border: 1px solid #fed7aa; }
.ssc-mini-progress.done        { background: #f0fdf4; color: #16a34a; font-size: 13px; border: 1px solid #bbf7d0; }

.ssc-table-empty { color: #9ca3af; font-size: 13px; padding: 32px 16px !important; text-align: center; }
.ssc-remove-cell { width: 52px; text-align: center; }
.ssc-remove-btn {
    background: none; border: 1.5px solid #f3f4f6; color: #d1d5db; cursor: pointer;
    width: 32px; height: 32px; border-radius: 8px; font-size: 12px;
    display: flex; align-items: center; justify-content: center;
    transition: all .2s; margin: 0 auto;
}
.ssc-remove-btn:hover { background: #fff1f2; border-color: #fda4af; color: #e11d48; }

/* ═══════════════════════════════════════════════════════
   ADD STUDENT ROW
═══════════════════════════════════════════════════════ */
.ssc-add-student-row {
    padding: 18px 28px;
    border-top: 1px solid #f3f4f6;
    background: #f8f9fa;
}
.ssc-add-student-label {
    font-size: 11px; font-weight: 700; color: #9ca3af;
    text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 10px;
}
.ssc-add-student-form { display: flex; align-items: center; gap: 10px; }
.ssc-add-student-form .ssc-input { flex: 1; max-width: 340px; }

/* ═══════════════════════════════════════════════════════
   STUDENT DASHBOARD — COURSE CARDS
═══════════════════════════════════════════════════════ */
.ssc-dash-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 20px;
}
.ssc-dash-course-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid #e9ecef;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
    display: flex; flex-direction: column;
    transition: box-shadow .2s, transform .2s;
    position: relative;
}
.ssc-dash-course-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.1), 0 16px 48px rgba(0,0,0,0.07);
    transform: translateY(-3px);
}
.ssc-dash-card-inner { padding: 22px 22px 18px; flex: 1; display: flex; flex-direction: column; gap: 12px; }
.ssc-dash-card-top   { display: flex; align-items: center; justify-content: space-between; }
.ssc-dash-card-num   { font-size: 11px; font-weight: 800; color: #d1d5db; letter-spacing: 1.5px; }
.ssc-dash-card-title { font-size: 16px; font-weight: 800; color: #111; line-height: 1.35; letter-spacing: -0.2px; }
.ssc-dash-card-meta  { font-size: 12.5px; color: #9ca3af; }

.ssc-dash-card-progress-row { display: flex; align-items: center; justify-content: space-between; margin-top: 2px; }
.ssc-dash-card-progress-txt { font-size: 12px; color: #9ca3af; }
.ssc-dash-pct { font-size: 12px; font-weight: 700; color: #374151; }
.ssc-dash-pct-done { color: #16a34a; }
.ssc-dash-pct-done i { margin-right: 3px; }

.ssc-dash-card-footer { padding: 0 22px 22px; }
.ssc-dash-card-btn {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    background: #e63329; color: #fff; font-size: 13.5px; font-weight: 700;
    padding: 11px 18px; border-radius: 9px;
    transition: background .2s, transform .1s; letter-spacing: 0.2px; width: 100%;
}
.ssc-dash-card-btn:hover   { background: #c0281f; color: #fff; }
.ssc-dash-card-btn:active  { transform: scale(0.98); }
.ssc-dash-card-btn.done    { background: #f0fdf4; color: #16a34a; border: 1.5px solid #bbf7d0; }
.ssc-dash-card-btn.done:hover { background: #dcfce7; }

/* ═══════════════════════════════════════════════════════
   INSTRUCTOR CARD (student dashboard)
═══════════════════════════════════════════════════════ */
.ssc-instructor-card {
    display: flex; align-items: center; gap: 18px;
    background: #fff;
    border-radius: 14px; padding: 22px 26px;
    border: 1px solid #e9ecef;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    margin-bottom: 32px;
    border-left: 4px solid #e63329;
}
.ssc-instructor-card-avatar {
    width: 54px; height: 54px; border-radius: 50%;
    background: linear-gradient(135deg, #0d0d0d, #1a1a2e);
    color: #fff; font-size: 22px; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; border: 2px solid rgba(255,255,255,0.1);
}
.ssc-instructor-label { font-size: 10.5px; font-weight: 700; color: #e63329; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 4px; }
.ssc-instructor-name  { font-size: 17px; font-weight: 800; color: #111; margin-bottom: 2px; }
.ssc-instructor-meta  { font-size: 13px; color: #9ca3af; }

/* ═══════════════════════════════════════════════════════
   STUDENT DETAIL PAGE
═══════════════════════════════════════════════════════ */
.ssc-back-link {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; font-weight: 600; transition: color .2s;
    margin-bottom: 24px;
}
.ssc-back-link:hover { color: #fff !important; }

.text-success { color: #16a34a !important; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — DASHBOARDS
═══════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
    .ssc-stats-row { grid-template-columns: 1fr 1fr 1fr; }
    .ssc-stat-card-action { grid-column: 1 / -1; min-width: unset; padding: 18px; }
    .ssc-new-cohort-btn { flex-direction: row; justify-content: center; }
}
@media (max-width: 960px) {
    .ssc-form-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .ssc-stats-row { grid-template-columns: 1fr 1fr; }
    .ssc-stat-card-action { grid-column: 1 / -1; }
    .ssc-dash-name { font-size: 30px; }
    .ssc-dash-hero-inner { flex-direction: column; align-items: flex-start; }
    .ssc-dash-courses-grid { grid-template-columns: 1fr; }
    .ssc-cohort-header { flex-direction: column; align-items: flex-start; gap: 10px; }
    .ssc-add-student-form { flex-direction: column; }
    .ssc-add-student-form .ssc-input { max-width: 100%; }
}
@media (max-width: 540px) {
    .ssc-stats-row { grid-template-columns: 1fr; }
    .ssc-form-row  { grid-template-columns: 1fr; }
    .ssc-dash-name { font-size: 26px; }
}

/* ═══════════════════════════════════════════════════════
   STUDENT STATS ROW
═══════════════════════════════════════════════════════ */
.ssc-student-stats-row {
    display: flex; align-items: center;
    background: #fff; border-radius: 14px;
    border: 1px solid #e9ecef; padding: 20px 32px;
    margin-bottom: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    gap: 0;
}
.ssc-student-stat { flex: 1; text-align: center; }
.ssc-student-stat-num   { font-size: 30px; font-weight: 800; color: #111; letter-spacing: -1px; line-height: 1; margin-bottom: 4px; }
.ssc-student-stat-label { font-size: 12px; color: #9ca3af; font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.ssc-student-stat-div   { width: 1px; background: #e9ecef; align-self: stretch; margin: 0 8px; }

/* ═══════════════════════════════════════════════════════
   CONTINUE LEARNING CARD
═══════════════════════════════════════════════════════ */
.ssc-continue-card {
    display: flex; align-items: center; justify-content: space-between; gap: 24px;
    background: linear-gradient(135deg, #0d0d0d 0%, #1a1a1a 100%);
    border-radius: 16px; padding: 28px 32px; margin-bottom: 32px;
    border: 1px solid rgba(255,255,255,0.06);
    position: relative; overflow: hidden;
}
.ssc-continue-card::before {
    content: ''; position: absolute; right: -40px; top: -40px;
    width: 200px; height: 200px; border-radius: 50%;
    background: radial-gradient(circle, rgba(230,51,41,0.15) 0%, transparent 70%);
    pointer-events: none;
}
.ssc-continue-left { flex: 1; }
.ssc-continue-label {
    font-size: 11px; font-weight: 700; color: #e63329;
    text-transform: uppercase; letter-spacing: 2px; margin-bottom: 8px;
}
.ssc-continue-title { font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 12px; letter-spacing: -0.5px; }
.ssc-continue-meta  { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 13px; color: rgba(255,255,255,0.45); }
.ssc-continue-right { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }
.ssc-continue-ring-wrap { position: relative; width: 60px; height: 60px; }
.ssc-continue-ring  { width: 60px; height: 60px; }
.ssc-continue-ring-pct {
    position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 800; color: #fff;
}
.ssc-continue-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: #e63329; color: #fff; font-size: 14px; font-weight: 700;
    padding: 12px 24px; border-radius: 10px; white-space: nowrap;
    transition: background .2s, transform .1s;
}
.ssc-continue-btn:hover  { background: #c0281f; color: #fff; }
.ssc-continue-btn:active { transform: scale(0.98); }

/* ═══════════════════════════════════════════════════════
   COURSE CARD STATES
═══════════════════════════════════════════════════════ */
.ssc-dash-course-card.done   { border-color: #bbf7d0; }
.ssc-dash-course-card.active { border-left: 3px solid #e63329; }
.ssc-progress-bar-thick { height: 8px !important; }

/* ═══════════════════════════════════════════════════════
   COHORT TABS
═══════════════════════════════════════════════════════ */
.ssc-cohort-tabs {
    display: flex; gap: 0;
    border-bottom: 1px solid #f3f4f6;
    background: #fff; padding: 0 24px;
}
.ssc-cohort-tab {
    display: flex; align-items: center; gap: 7px;
    background: none; border: none; cursor: pointer;
    font-size: 13px; font-weight: 600; color: #9ca3af;
    padding: 14px 16px; border-bottom: 2px solid transparent;
    transition: all .2s; font-family: inherit; margin-bottom: -1px;
}
.ssc-cohort-tab:hover  { color: #374151; }
.ssc-cohort-tab.active { color: #e63329; border-bottom-color: #e63329; }
.ssc-cohort-tab i      { font-size: 12px; }

.ssc-tab-panel  { }
.ssc-tab-hidden { display: none; }

/* ═══════════════════════════════════════════════════════
   RANK CELL
═══════════════════════════════════════════════════════ */
.ssc-rank-cell { width: 36px; font-size: 12px; font-weight: 700; color: #d1d5db; text-align: center; }

/* ═══════════════════════════════════════════════════════
   LEADERBOARD
═══════════════════════════════════════════════════════ */
.ssc-leaderboard { padding: 12px 0; }
.ssc-leaderboard-row {
    display: flex; align-items: center; gap: 16px;
    padding: 14px 24px; border-bottom: 1px solid #f3f4f6;
    transition: background .15s;
}
.ssc-leaderboard-row:last-child { border-bottom: none; }
.ssc-leaderboard-row:hover { background: #fafbfc; }
.ssc-leaderboard-row.gold   { background: linear-gradient(90deg, rgba(251,191,36,0.06) 0%, transparent 60%); }
.ssc-leaderboard-row.silver { background: linear-gradient(90deg, rgba(156,163,175,0.06) 0%, transparent 60%); }
.ssc-leaderboard-row.bronze { background: linear-gradient(90deg, rgba(180,120,60,0.06) 0%, transparent 60%); }

.ssc-lb-rank {
    width: 36px; text-align: center; font-size: 14px; font-weight: 800;
    color: #d1d5db; flex-shrink: 0;
}
.gold   .ssc-lb-rank { color: #f59e0b; }
.silver .ssc-lb-rank { color: #9ca3af; }
.bronze .ssc-lb-rank { color: #b45309; }

.ssc-lb-progress { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.ssc-lb-pct { font-size: 14px; font-weight: 800; color: #111; min-width: 40px; text-align: right; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE ADDITIONS
═══════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .ssc-student-stats-row { flex-wrap: wrap; gap: 16px; padding: 20px; }
    .ssc-student-stat-div  { display: none; }
    .ssc-student-stat      { flex: 1 1 40%; }
    .ssc-continue-card     { flex-direction: column; align-items: flex-start; }
    .ssc-continue-right    { width: 100%; justify-content: space-between; }
    .ssc-lb-progress .ssc-progress-bar-wrap { width: 100px !important; }
}
@media (max-width: 540px) {
    .ssc-continue-title { font-size: 18px; }
    .ssc-cohort-tabs    { padding: 0 12px; }
    .ssc-leaderboard-row { padding: 12px 16px; }
}

/* ═══════════════════════════════════════════════════════
   CALENDAR
═══════════════════════════════════════════════════════ */
.ssc-cal-list { display: flex; flex-direction: column; gap: 10px; }
.ssc-cal-event {
    display: flex; align-items: center; gap: 0;
    background: #fff; border-radius: 14px;
    border: 1px solid #e9ecef; overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    transition: box-shadow .2s, transform .15s;
}
.ssc-cal-event:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.09); transform: translateY(-1px); }

.ssc-cal-date-block {
    width: 72px; min-width: 72px; text-align: center;
    padding: 16px 12px; background: #f8f9fa;
    border-right: 1px solid #f3f4f6;
}
.ssc-cal-month { font-size: 10px; font-weight: 700; color: #9ca3af; text-transform: uppercase; letter-spacing: 1px; }
.ssc-cal-day   { font-size: 28px; font-weight: 800; color: #111; line-height: 1.1; letter-spacing: -1px; }
.ssc-cal-dow   { font-size: 10px; font-weight: 600; color: #9ca3af; text-transform: uppercase; letter-spacing: 0.5px; }

.ssc-cal-icon-col {
    width: 52px; min-width: 52px; display: flex; align-items: center; justify-content: center;
    font-size: 18px;
}
.ssc-cal-zoom         .ssc-cal-icon-col { color: #2563eb; }
.ssc-cal-deadline     .ssc-cal-icon-col { color: #e63329; }
.ssc-cal-office_hours .ssc-cal-icon-col { color: #16a34a; }
.ssc-cal-other        .ssc-cal-icon-col { color: #9ca3af; }

.ssc-cal-zoom         .ssc-cal-date-block { border-left: 4px solid #2563eb; }
.ssc-cal-deadline     .ssc-cal-date-block { border-left: 4px solid #e63329; }
.ssc-cal-office_hours .ssc-cal-date-block { border-left: 4px solid #16a34a; }
.ssc-cal-other        .ssc-cal-date-block { border-left: 4px solid #9ca3af; }

.ssc-cal-content { flex: 1; padding: 16px 20px 16px 0; }
.ssc-cal-title   { font-size: 15px; font-weight: 700; color: #111; margin-bottom: 6px; }
.ssc-cal-meta    { display: flex; flex-wrap: wrap; gap: 12px; font-size: 12.5px; color: #9ca3af; align-items: flex-start; }
.ssc-cal-meta i  { margin-right: 4px; }
.ssc-cal-desc    { color: #6b7280; font-size: 12px; width: 100%; line-height: 1.5; }

.ssc-cal-actions { padding: 16px 20px; display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.ssc-cal-zoom-btn {
    display: inline-flex; align-items: center; gap: 7px;
    background: #2563eb; color: #fff; font-size: 12.5px; font-weight: 700;
    padding: 8px 16px; border-radius: 8px; transition: background .2s; white-space: nowrap;
}
.ssc-cal-zoom-btn:hover { background: #1d4ed8; color: #fff; }
.ssc-cal-past-badge {
    font-size: 11px; font-weight: 700; color: #9ca3af;
    background: #f3f4f6; padding: 4px 10px; border-radius: 99px;
    letter-spacing: 0.5px;
}

.ssc-cal-past { opacity: 0.6; }
.ssc-cal-past .ssc-cal-event:hover { transform: none; }

/* ═══════════════════════════════════════════════════════
   INSTRUCTOR PROFILE
═══════════════════════════════════════════════════════ */
.ssc-instructor-card { text-decoration: none; cursor: pointer; transition: box-shadow .2s; }
.ssc-instructor-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.1); }

.ssc-profile-hero { display: flex; align-items: center; gap: 28px; }
.ssc-profile-avatar-lg {
    width: 90px; height: 90px; border-radius: 50%; flex-shrink: 0;
    background: linear-gradient(135deg, #e63329, #c0281f);
    color: #fff; font-size: 38px; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 20px rgba(230,51,41,0.35);
    border: 3px solid rgba(255,255,255,0.15);
}
.ssc-profile-links { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.ssc-profile-link {
    display: inline-flex; align-items: center; gap: 7px;
    background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
    color: rgba(255,255,255,0.75); font-size: 13px; font-weight: 600;
    padding: 7px 14px; border-radius: 8px; transition: all .2s;
}
.ssc-profile-link:hover { background: rgba(255,255,255,0.15); color: #fff; }
.ssc-profile-link i { font-size: 14px; }

.ssc-profile-layout { display: grid; grid-template-columns: 1fr 300px; gap: 24px; align-items: start; }
.ssc-profile-card {
    background: #fff; border-radius: 14px; padding: 28px;
    border: 1px solid #e9ecef; margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.ssc-profile-card-title { font-size: 16px; font-weight: 800; color: #111; margin-bottom: 16px; letter-spacing: -0.2px; }
.ssc-profile-bio { font-size: 15px; color: #374151; line-height: 1.75; }

.ssc-profile-cohort-row { display: flex; align-items: center; gap: 14px; padding: 14px 0; border-bottom: 1px solid #f3f4f6; }
.ssc-profile-cohort-row:last-child { border-bottom: none; }
.ssc-profile-cohort-icon { width: 38px; height: 38px; border-radius: 10px; background: rgba(230,51,41,0.08); color: #e63329; display: flex; align-items: center; justify-content: center; font-size: 15px; flex-shrink: 0; }
.ssc-profile-cohort-name { font-size: 14px; font-weight: 700; color: #111; margin-bottom: 3px; }
.ssc-profile-cohort-meta { font-size: 12px; color: #9ca3af; }

.ssc-profile-stat-list { display: flex; flex-direction: column; gap: 0; }
.ssc-profile-stat-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid #f3f4f6; }
.ssc-profile-stat-row:last-child { border-bottom: none; }
.ssc-profile-stat-label { font-size: 13px; color: #6b7280; }
.ssc-profile-stat-val   { font-size: 14px; font-weight: 700; color: #111; }

@media (max-width: 768px) {
    .ssc-profile-layout { grid-template-columns: 1fr; }
    .ssc-profile-hero { flex-direction: column; align-items: flex-start; }
    .ssc-cal-event { flex-wrap: wrap; }
    .ssc-cal-content { min-width: 200px; }
}

/* ═══════════════════════════════════════════════════════
   LOGIN PAGE — REDESIGN
═══════════════════════════════════════════════════════ */
.ssc-login-page {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - 62px);
}

/* Left — brand */
.ssc-login-brand-panel {
    background: linear-gradient(160deg, #0d0d0d 0%, #1a1a2e 100%);
    display: flex; align-items: center; justify-content: center;
    padding: 60px 56px;
    position: relative; overflow: hidden;
}
.ssc-login-brand-panel::before {
    content: '';
    position: absolute; bottom: -80px; right: -80px;
    width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(230,51,41,0.12) 0%, transparent 70%);
}
.ssc-login-brand-panel::after {
    content: '';
    position: absolute; top: -60px; left: -60px;
    width: 300px; height: 300px; border-radius: 50%;
    background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, transparent 70%);
}
.ssc-login-brand-inner { position: relative; z-index: 1; max-width: 400px; }

.ssc-login-logo-lockup { display: flex; align-items: center; gap: 12px; margin-bottom: 48px; }
.ssc-login-logo-badge  {
    background: #e63329; color: #fff; font-size: 13px; font-weight: 800;
    padding: 6px 11px; border-radius: 8px; letter-spacing: 1.5px;
}
.ssc-login-logo-name { color: rgba(255,255,255,0.7); font-size: 15px; font-weight: 600; }

.ssc-login-brand-headline {
    font-size: 32px; font-weight: 800; color: #fff;
    line-height: 1.2; margin-bottom: 18px; letter-spacing: -0.8px;
}
.ssc-login-brand-sub {
    font-size: 15px; color: rgba(255,255,255,0.45); line-height: 1.7;
    margin-bottom: 48px;
}
.ssc-login-brand-stats { display: flex; align-items: center; gap: 0; }
.ssc-login-stat      { text-align: center; padding: 0 20px; }
.ssc-login-stat:first-child { padding-left: 0; }
.ssc-login-stat-num  { font-size: 28px; font-weight: 800; color: #fff; line-height: 1; margin-bottom: 4px; }
.ssc-login-stat-label { font-size: 11px; color: rgba(255,255,255,0.35); font-weight: 600; text-transform: uppercase; letter-spacing: 0.8px; }
.ssc-login-stat-div  { width: 1px; height: 32px; background: rgba(255,255,255,0.1); flex-shrink: 0; }

/* Right — form */
.ssc-login-form-panel {
    background: #f8f9fa;
    display: flex; align-items: center; justify-content: center;
    padding: 60px 56px;
}
.ssc-login-form-inner { width: 100%; max-width: 380px; }

.ssc-login-form-header { margin-bottom: 36px; }
.ssc-login-title { font-size: 30px; font-weight: 800; color: #111; letter-spacing: -0.8px; margin-bottom: 8px; }
.ssc-login-sub   { font-size: 14px; color: #9ca3af; }

.ssc-login-error {
    display: flex; align-items: center; gap: 10px;
    background: #fff1f2; border: 1px solid #fda4af; color: #be123c;
    font-size: 14px; padding: 12px 16px; border-radius: 10px; margin-bottom: 24px;
}

.ssc-login-field { margin-bottom: 20px; }
.ssc-login-label {
    display: block; font-size: 11.5px; font-weight: 700; color: #374151;
    text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 8px;
}
.ssc-login-input-wrap { position: relative; }
.ssc-login-input {
    width: 100%; padding: 13px 16px;
    border: 1.5px solid #e5e7eb; border-radius: 10px;
    font-size: 15px; font-family: inherit; color: #111;
    background: #fff; transition: border-color .2s, box-shadow .2s;
}
.ssc-login-input:focus {
    outline: none; border-color: #e63329;
    box-shadow: 0 0 0 3px rgba(230,51,41,0.1);
}
.ssc-login-pw-toggle {
    position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
    background: none; border: none; cursor: pointer; color: #9ca3af;
    font-size: 15px; padding: 4px; transition: color .2s;
}
.ssc-login-pw-toggle:hover { color: #374151; }

.ssc-login-submit {
    width: 100%; background: #e63329; color: #fff;
    border: none; border-radius: 10px; padding: 14px;
    font-size: 15px; font-weight: 700; cursor: pointer;
    font-family: inherit; transition: background .2s, transform .1s;
    display: flex; align-items: center; justify-content: center; gap: 10px;
    margin-top: 8px; letter-spacing: 0.2px;
}
.ssc-login-submit:hover  { background: #c0281f; }
.ssc-login-submit:active { transform: scale(0.99); }

.ssc-login-note {
    font-size: 13px; color: #9ca3af; text-align: center;
    margin-top: 24px; line-height: 1.6;
}
.ssc-login-note a { color: #e63329; font-weight: 600; }
.ssc-login-note a:hover { text-decoration: underline; }

.ssc-login-back {
    text-align: center; margin-top: 20px;
}
.ssc-login-back a {
    font-size: 12.5px; color: #9ca3af; display: inline-flex;
    align-items: center; gap: 6px; transition: color .2s;
}
.ssc-login-back a:hover { color: #374151; }

/* ── Login responsive ── */
@media (max-width: 800px) {
    .ssc-login-page { grid-template-columns: 1fr; }
    .ssc-login-brand-panel { display: none; }
    .ssc-login-form-panel  { padding: 48px 24px; min-height: calc(100vh - 62px); }
}

/* ═══════════════════════════════════════════════════════
   ROTATED COURSE COLUMN HEADERS
═══════════════════════════════════════════════════════ */
.ssc-student-table th.ssc-course-col {
    height: 140px;
    width: 44px;
    min-width: 44px;
    vertical-align: bottom;
    padding: 0 4px 8px;
    text-align: center;
    position: relative;
}
.ssc-course-header-rotate {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    height: 130px;
    width: 44px;
}
.ssc-course-header-rotate span {
    display: block;
    white-space: nowrap;
    transform: rotate(-55deg);
    transform-origin: bottom center;
    font-size: 11.5px;
    font-weight: 600;
    color: #374151;
    letter-spacing: 0;
    text-transform: none;
    line-height: 1;
    max-width: 130px;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ssc-th-rank     { width: 36px; }
.ssc-th-student  { min-width: 200px; }
.ssc-th-progress { min-width: 180px; }

/* ═══════════════════════════════════════════════════════
   COURSE LEGEND (replaces rotated headers)
═══════════════════════════════════════════════════════ */
.ssc-course-header-rotate,
.ssc-course-header-rotate span { display: none; } /* remove old rotation */

.ssc-student-table th.ssc-course-col {
    height: auto;
    width: 44px;
    min-width: 44px;
    vertical-align: middle;
    padding: 10px 4px;
    text-align: center;
    font-size: 11px;
    font-weight: 700;
    color: #9ca3af;
}

.ssc-course-legend {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 6px 16px;
    padding: 16px 24px;
    background: #f8f9fa;
    border-bottom: 1px solid #f3f4f6;
}
.ssc-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: #374151;
    padding: 4px 0;
}
.ssc-legend-num {
    font-size: 10.5px;
    font-weight: 800;
    color: #fff;
    background: #374151;
    border-radius: 5px;
    padding: 2px 6px;
    flex-shrink: 0;
    letter-spacing: 0.5px;
}
.ssc-legend-name {
    font-weight: 500;
    line-height: 1.3;
    color: #4b5563;
}

/* ── Zoom / Events Section (Instructor Dashboard) ─────────────────── */
/* ── Announcement collapsible cohort groups ── */
.ssc-ann-cohort-list      { display: flex; flex-direction: column; gap: 8px; }
.ssc-ann-cohort-group     { border: 1px solid #e5e7eb; border-radius: 10px; overflow: hidden; }
.ssc-ann-cohort-group[open] > .ssc-ann-cohort-summary .ssc-ann-chevron { transform: rotate(180deg); }
.ssc-ann-cohort-summary   {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px; cursor: pointer; list-style: none;
    background: #f9fafb; user-select: none;
}
.ssc-ann-cohort-summary::-webkit-details-marker { display: none; }
.ssc-ann-cohort-summary:hover { background: #f3f4f6; }
.ssc-ann-cohort-name      { font-size: 14px; font-weight: 600; color: #111827; flex: 1; display: flex; align-items: center; gap: 8px; }
.ssc-ann-cohort-count     { font-size: 12px; font-weight: 700; color: #e63329; background: rgba(230,51,41,0.1); border-radius: 20px; padding: 2px 10px; min-width: 24px; text-align: center; }
.ssc-ann-chevron          { font-size: 12px; color: #9ca3af; transition: transform 0.2s; margin-left: 4px; }
[data-theme="dark"] .ssc-ann-cohort-group   { border-color: #2d3148; }
[data-theme="dark"] .ssc-ann-cohort-summary { background: #1a1d2e; }
[data-theme="dark"] .ssc-ann-cohort-summary:hover { background: #1f2235; }
[data-theme="dark"] .ssc-ann-cohort-name   { color: #f3f4f6; }

/* ── Collapsible section panels (Zoom, Announcements, My Progress) ── */
.ssc-collapsible-section { list-style: none; }
.ssc-collapsible-summary {
    cursor: pointer;
    list-style: none;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.ssc-collapsible-summary::-webkit-details-marker { display: none; }
.ssc-section-chevron {
    font-size: 13px;
    color: #9ca3af;
    transition: transform 0.2s;
    flex-shrink: 0;
}
.ssc-collapsible-section[open] > .ssc-collapsible-summary .ssc-section-chevron { transform: rotate(180deg); }

/* ── Collapsible cohort blocks ── */
summary.ssc-cohort-header {
    cursor: pointer;
    list-style: none;
    user-select: none;
}
summary.ssc-cohort-header::-webkit-details-marker { display: none; }
.ssc-cohort-chevron {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    transition: transform 0.2s;
}
details.ssc-cohort-block[open] > summary.ssc-cohort-header .ssc-cohort-chevron { transform: rotate(180deg); }
[data-theme="dark"] .ssc-cohort-chevron { color: rgba(255,255,255,0.35); }

.ssc-zoom-section {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    margin-bottom: 32px;
    overflow: hidden;
}
.ssc-zoom-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    border-bottom: 1px solid #f3f4f6;
}
.ssc-zoom-section-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: #111827;
    display: flex;
    align-items: center;
    gap: 8px;
}
.ssc-zoom-section-header h3 i {
    color: #2563eb;
}
.ssc-zoom-schedule-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}
.ssc-zoom-schedule-btn:hover { background: #1d4ed8; }

.ssc-zoom-list { padding: 8px 0; }

.ssc-zoom-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 24px;
    border-bottom: 1px solid #f9fafb;
    transition: background 0.1s;
}
.ssc-zoom-row:last-child { border-bottom: none; }
.ssc-zoom-row:hover { background: #f9fafb; }

.ssc-zoom-row-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}
.ssc-zoom-zoom   .ssc-zoom-row-icon { background: #eff6ff; color: #2563eb; }
.ssc-zoom-deadline .ssc-zoom-row-icon { background: #fef2f2; color: #dc2626; }
.ssc-zoom-office_hours .ssc-zoom-row-icon { background: #f0fdf4; color: #16a34a; }
.ssc-zoom-other  .ssc-zoom-row-icon { background: #f5f3ff; color: #7c3aed; }

.ssc-zoom-row-info { flex: 1; min-width: 0; }
.ssc-zoom-row-title {
    font-size: 14px;
    font-weight: 600;
    color: #111827;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ssc-zoom-row-meta {
    font-size: 12px;
    color: #6b7280;
    margin-top: 2px;
}

.ssc-zoom-row-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}
.ssc-zoom-join-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: #2563eb;
    color: #fff;
    border-radius: 7px;
    padding: 6px 14px;
    font-size: 12.5px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s;
}
.ssc-zoom-join-btn:hover { background: #1d4ed8; color: #fff; }

.ssc-zoom-empty {
    text-align: center;
    padding: 32px 24px;
    color: #9ca3af;
    font-size: 14px;
}
.ssc-zoom-empty i {
    font-size: 28px;
    display: block;
    margin-bottom: 8px;
    color: #d1d5db;
}

.ssc-btn-zoom {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}
.ssc-btn-zoom:hover { background: #1d4ed8; }

/* ── Dark Mode Toggle Button ──────────────────────────────────────── */
.ssc-dark-toggle {
    background: none;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 8px;
    color: #9ca3af;
    padding: 6px 10px;
    font-size: 14px;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
    display: flex;
    align-items: center;
    gap: 7px;
}
.ssc-dark-toggle:hover { color: #f1f5f9; border-color: rgba(255,255,255,0.3); }
.ssc-darkmode-label { display: none; }
.ssc-signout-label  { display: none; }

/* ── My Progress Section ─────────────────────────────────────────── */
.ssc-my-progress-section {
    margin-bottom: 40px;
}

/* ── Calendar Grid Styles ────────────────────────────────────────── */
.ssc-cal-view-toggle {
    display: flex;
    background: rgba(255,255,255,0.1);
    border-radius: 8px;
    padding: 3px;
    gap: 2px;
}
.ssc-cal-toggle-btn {
    background: none;
    border: none;
    color: rgba(255,255,255,0.6);
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
}
.ssc-cal-toggle-btn.active {
    background: rgba(255,255,255,0.2);
    color: #fff;
}
.ssc-cal-grid-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding: 0 4px;
}
.ssc-cal-month-title {
    font-size: 20px;
    font-weight: 700;
    color: #111827;
    flex: 1;
    margin: 0;
}
.ssc-cal-nav-btn {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 13px;
    color: #374151;
    cursor: pointer;
    transition: background 0.15s;
}
.ssc-cal-nav-btn:hover { background: #f3f4f6; }
.ssc-cal-today-btn {
    background: #f3f4f6;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    cursor: pointer;
    transition: background 0.15s;
}
.ssc-cal-today-btn:hover { background: #e5e7eb; }
.ssc-cal-grid-wrap {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 24px;
}
.ssc-cal-dow-row {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
}
.ssc-cal-dow {
    text-align: center;
    padding: 10px 4px;
    font-size: 11.5px;
    font-weight: 700;
    color: #6b7280;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.ssc-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}
.ssc-cal-cell {
    min-height: 90px;
    border-right: 1px solid #f3f4f6;
    border-bottom: 1px solid #f3f4f6;
    padding: 8px;
    position: relative;
    transition: background 0.1s;
}
.ssc-cal-cell:nth-child(7n) { border-right: none; }
.ssc-cal-cell-other { background: #fafafa; }
.ssc-cal-cell-other .ssc-cal-cell-num { color: #d1d5db; }
.ssc-cal-cell-today .ssc-cal-cell-num {
    background: #e63329;
    color: #fff;
    border-radius: 50%;
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.ssc-cal-cell-has-events:hover { background: #f0f9ff; cursor: pointer; }
.ssc-cal-cell-num {
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 4px;
    line-height: 26px;
    width: 26px;
    text-align: center;
}
.ssc-cal-dots {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    margin-top: 4px;
}
.ssc-cal-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    display: inline-block;
}
/* Day popup */
.ssc-cal-day-popup {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    padding: 0;
    margin-bottom: 24px;
    overflow: hidden;
}
.ssc-cal-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
    font-weight: 700;
    color: #111827;
    font-size: 14px;
}
.ssc-cal-popup-header button {
    background: none;
    border: none;
    font-size: 20px;
    color: #6b7280;
    cursor: pointer;
    line-height: 1;
}
.ssc-cal-popup-event {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    border-bottom: 1px solid #f3f4f6;
}
.ssc-cal-popup-event:last-child { border-bottom: none; }
.ssc-cal-popup-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.ssc-cal-popup-info { flex: 1; }
.ssc-cal-popup-title {
    font-size: 14px;
    font-weight: 600;
    color: #111827;
}
.ssc-cal-popup-meta {
    font-size: 12px;
    color: #6b7280;
    margin-top: 2px;
}

/* ── DARK MODE ────────────────────────────────────────────────────── */
[data-theme="dark"] body                 { background: #0f1117; color: #e2e8f0; }
[data-theme="dark"] .ssc-nav            { background: #0d0f18; border-bottom: 1px solid #1e2235; }
[data-theme="dark"] .ssc-nav-brand      { color: #f1f5f9; }
[data-theme="dark"] .ssc-nav-name       { color: #cbd5e1; }
[data-theme="dark"] .ssc-nav-link       { color: #94a3b8; }
[data-theme="dark"] .ssc-nav-link:hover { color: #f1f5f9; }
[data-theme="dark"] .ssc-nav-link.active { color: #e63329; }
[data-theme="dark"] .ssc-nav-user-pill  { background: rgba(255,255,255,0.07); }
[data-theme="dark"] .ssc-nav-username   { color: #cbd5e1; }
[data-theme="dark"] .ssc-nav-signout    { color: #64748b; }
[data-theme="dark"] .ssc-nav-signout:hover { color: #e63329; }

[data-theme="dark"] .ssc-dash-hero      { background: linear-gradient(135deg, #1a1d2e 0%, #111827 100%); }
[data-theme="dark"] .ssc-instructor-hero { background: linear-gradient(135deg, #1e1229 0%, #0f1117 100%); }
[data-theme="dark"] .ssc-dash-body      { background: #0f1117; }

/* Cards + panels */
[data-theme="dark"] .ssc-stat-card,
[data-theme="dark"] .ssc-dash-course-card,
[data-theme="dark"] .ssc-cohort-block,
[data-theme="dark"] .ssc-continue-card,
[data-theme="dark"] .ssc-instructor-card,
[data-theme="dark"] .ssc-zoom-section,
[data-theme="dark"] .ssc-cal-grid-wrap,
[data-theme="dark"] .ssc-cal-day-popup,
[data-theme="dark"] .ssc-cal-event,
[data-theme="dark"] .ssc-new-cohort-panel { background: #1a1d2e; border-color: #2d3148; }

[data-theme="dark"] .ssc-new-cohort-panel.open { border-color: #3b4168; }
[data-theme="dark"] .ssc-panel-title  { color: #e2e8f0; border-bottom-color: #2d3148; }

/* Text */
[data-theme="dark"] .ssc-stat-num,
[data-theme="dark"] .ssc-stat-label,
[data-theme="dark"] .ssc-dash-section-title,
[data-theme="dark"] .ssc-dash-card-title,
[data-theme="dark"] .ssc-cohort-title,
[data-theme="dark"] .ssc-cal-title,
[data-theme="dark"] .ssc-cal-month-title,
[data-theme="dark"] .ssc-zoom-row-title,
[data-theme="dark"] .ssc-cal-popup-title { color: #f1f5f9; }

[data-theme="dark"] .ssc-stat-icon,
[data-theme="dark"] .ssc-cohort-meta,
[data-theme="dark"] .ssc-dash-card-meta,
[data-theme="dark"] .ssc-dash-card-progress-txt,
[data-theme="dark"] .ssc-cal-meta,
[data-theme="dark"] .ssc-zoom-row-meta,
[data-theme="dark"] .ssc-cal-popup-meta { color: #94a3b8; }

/* Inputs */
[data-theme="dark"] .ssc-input        { background: #111827; border-color: #374151; color: #e2e8f0; }
[data-theme="dark"] .ssc-input:focus  { border-color: #e63329; }

/* Progress bar bg */
[data-theme="dark"] .ssc-progress-bar-wrap { background: #2d3148; }

/* Tables */
[data-theme="dark"] .ssc-student-table-wrap { background: #1a1d2e; }
[data-theme="dark"] .ssc-student-table thead th { background: #111827; color: #94a3b8; border-color: #2d3148; }
[data-theme="dark"] .ssc-student-table tbody tr { border-color: #2d3148; }
[data-theme="dark"] .ssc-student-table tbody tr:hover { background: #1f2235; }
[data-theme="dark"] .ssc-student-name  { color: #e2e8f0; }
[data-theme="dark"] .ssc-student-username { color: #64748b; }
[data-theme="dark"] .ssc-student-avatar { background: #2d3148; color: #94a3b8; }
[data-theme="dark"] .ssc-overall-pct  { color: #94a3b8; }
[data-theme="dark"] .ssc-overall-pct-bold { color: #e2e8f0; }
[data-theme="dark"] .ssc-mini-progress { background: #2d3148; color: #94a3b8; }
[data-theme="dark"] .ssc-mini-progress.done { background: rgba(22,163,74,0.2); color: #4ade80; }
[data-theme="dark"] .ssc-mini-progress.in-progress { background: rgba(37,99,235,0.2); color: #60a5fa; }

/* Course legend */
[data-theme="dark"] .ssc-course-legend { background: #111827; border-bottom-color: #2d3148; }
[data-theme="dark"] .ssc-legend-item   { color: #94a3b8; }
[data-theme="dark"] .ssc-legend-num    { background: #374151; }
[data-theme="dark"] .ssc-legend-name   { color: #cbd5e1; }

/* Cohort tabs */
[data-theme="dark"] .ssc-cohort-tabs         { background: #111827; border-bottom-color: #2d3148; }
[data-theme="dark"] .ssc-cohort-tab          { color: #64748b; }
[data-theme="dark"] .ssc-cohort-tab.active   { color: #e63329; border-bottom-color: #e63329; background: none; }
[data-theme="dark"] .ssc-cohort-badge        { background: #1f2235; color: #94a3b8; }

/* Add student row */
[data-theme="dark"] .ssc-add-student-row     { background: #111827; border-top-color: #2d3148; }
[data-theme="dark"] .ssc-add-student-label   { color: #94a3b8; }

/* Leaderboard */
[data-theme="dark"] .ssc-leaderboard-row     { background: #1f2235; border-color: #2d3148; }
[data-theme="dark"] .ssc-leaderboard-row.gold   { background: rgba(234,179,8,0.1); }
[data-theme="dark"] .ssc-leaderboard-row.silver { background: rgba(148,163,184,0.1); }
[data-theme="dark"] .ssc-leaderboard-row.bronze { background: rgba(180,83,9,0.1); }

/* Calendar */
[data-theme="dark"] .ssc-cal-dow-row         { background: #111827; border-bottom-color: #2d3148; }
[data-theme="dark"] .ssc-cal-dow             { color: #64748b; }
[data-theme="dark"] .ssc-cal-cell            { background: #1a1d2e; border-right-color: #2d3148; border-bottom-color: #2d3148; }
[data-theme="dark"] .ssc-cal-cell-other      { background: #111827; }
[data-theme="dark"] .ssc-cal-cell-num        { color: #94a3b8; }
[data-theme="dark"] .ssc-cal-cell-other .ssc-cal-cell-num { color: #374151; }
[data-theme="dark"] .ssc-cal-cell-has-events:hover { background: #1f2235; }
[data-theme="dark"] .ssc-cal-popup-header    { background: #111827; border-bottom-color: #2d3148; color: #f1f5f9; }
[data-theme="dark"] .ssc-cal-popup-event     { border-bottom-color: #2d3148; }
[data-theme="dark"] .ssc-cal-nav-btn,
[data-theme="dark"] .ssc-cal-today-btn       { background: #1f2235; border-color: #2d3148; color: #94a3b8; }
[data-theme="dark"] .ssc-cal-nav-btn:hover,
[data-theme="dark"] .ssc-cal-today-btn:hover { background: #2d3148; }

/* Calendar list events */
[data-theme="dark"] .ssc-cal-date-block      { background: #111827; border-right-color: #2d3148; }
[data-theme="dark"] .ssc-cal-month           { color: #64748b; }
[data-theme="dark"] .ssc-cal-day             { color: #f1f5f9; }
[data-theme="dark"] .ssc-cal-dow-label       { color: #64748b; }
[data-theme="dark"] .ssc-cal-icon-col        { background: #111827; }

/* Zoom section */
[data-theme="dark"] .ssc-zoom-section-header { border-bottom-color: #2d3148; }
[data-theme="dark"] .ssc-zoom-row            { border-bottom-color: #2d3148; }
[data-theme="dark"] .ssc-zoom-row:hover      { background: #1f2235; }
[data-theme="dark"] .ssc-zoom-zoom   .ssc-zoom-row-icon { background: rgba(37,99,235,0.15); }
[data-theme="dark"] .ssc-zoom-deadline .ssc-zoom-row-icon { background: rgba(220,38,38,0.15); }
[data-theme="dark"] .ssc-zoom-office_hours .ssc-zoom-row-icon { background: rgba(22,163,74,0.15); }

/* Course cards */
[data-theme="dark"] .ssc-dash-course-card .ssc-dash-card-inner { background: #1a1d2e; }
[data-theme="dark"] .ssc-dash-course-card.done .ssc-dash-card-inner  { background: rgba(22,163,74,0.08); }
[data-theme="dark"] .ssc-dash-course-card.active .ssc-dash-card-inner { background: rgba(37,99,235,0.08); }
[data-theme="dark"] .ssc-dash-card-footer   { background: #111827; border-top-color: #2d3148; }
[data-theme="dark"] .ssc-dash-card-btn      { background: #1f2235; color: #94a3b8; }
[data-theme="dark"] .ssc-dash-card-btn:hover { background: #2d3148; color: #f1f5f9; }
[data-theme="dark"] .ssc-dash-pct           { color: #94a3b8; }
[data-theme="dark"] .ssc-dash-pct-done      { color: #4ade80; }

/* Student stats row */
[data-theme="dark"] .ssc-student-stats-row  { background: #1a1d2e; border-color: #2d3148; }
[data-theme="dark"] .ssc-student-stat-num   { color: #f1f5f9; }
[data-theme="dark"] .ssc-student-stat-label { color: #64748b; }
[data-theme="dark"] .ssc-student-stat-div   { background: #2d3148; }

/* Instructor card */
[data-theme="dark"] .ssc-instructor-card    { background: #1a1d2e; border-color: #2d3148; }
[data-theme="dark"] .ssc-instructor-name    { color: #f1f5f9; }
[data-theme="dark"] .ssc-instructor-label   { color: #64748b; }
[data-theme="dark"] .ssc-instructor-meta    { color: #94a3b8; }
[data-theme="dark"] .ssc-instructor-card-avatar { background: #2d3148; color: #94a3b8; }

/* Continue card */
[data-theme="dark"] .ssc-continue-card      { background: linear-gradient(135deg, #1e2a4a, #0f1117); }

/* Section header */
[data-theme="dark"] .ssc-section-header     { border-bottom-color: #2d3148; }

/* Footer */
[data-theme="dark"] .ssc-footer             { background: #0d0f18; border-top: 1px solid #1e2235; color: #64748b; }
[data-theme="dark"] .ssc-footer a           { color: #94a3b8; }

/* Flash messages */
[data-theme="dark"] .ssc-message            { background: #1a1d2e; border-color: #2d3148; color: #e2e8f0; }

/* Login */
[data-theme="dark"] .ssc-login-form-panel   { background: #1a1d2e; }
[data-theme="dark"] .ssc-login-title        { color: #f1f5f9; }
[data-theme="dark"] .ssc-login-sub          { color: #94a3b8; }
[data-theme="dark"] .ssc-login-label        { color: #94a3b8; }
[data-theme="dark"] .ssc-login-input        { background: #111827; border-color: #374151; color: #e2e8f0; }
[data-theme="dark"] .ssc-login-input:focus  { border-color: #e63329; }
[data-theme="dark"] .ssc-login-note         { color: #64748b; }
[data-theme="dark"] .ssc-login-back         { color: #64748b; }

/* ═══════════════════════════════════════════════════════════
   ANNOUNCEMENTS
   ═══════════════════════════════════════════════════════════ */
.ssc-pinned-announcements { margin-bottom: 24px; display: flex; flex-direction: column; gap: 12px; }
.ssc-announcement { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 20px 24px; }
.ssc-announcement-pinned { border-left: 4px solid #e63329; }
.ssc-ann-pin { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: #e63329; background: rgba(230,51,41,0.08); padding: 3px 10px; border-radius: 20px; margin-bottom: 10px; }
.ssc-ann-cohort { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: #9ca3af; margin-bottom: 6px; }
.ssc-ann-title { font-size: 16px; font-weight: 700; color: #111827; margin-bottom: 8px; }
.ssc-ann-body { font-size: 14px; color: #374151; line-height: 1.6; margin-bottom: 12px; }
.ssc-ann-meta { display: flex; gap: 16px; font-size: 12px; color: #9ca3af; }

/* ═══════════════════════════════════════════════════════════
   STREAK FLAME
   ═══════════════════════════════════════════════════════════ */
.ssc-streak-flame { font-size: 16px; margin-left: 2px; }

/* ═══════════════════════════════════════════════════════════
   LANGUAGE TOGGLE
   ═══════════════════════════════════════════════════════════ */
.ssc-lang-form { display: inline-flex; margin: 0; padding: 0; }
.ssc-lang-btn { background: transparent; border: 1px solid rgba(255,255,255,0.25); border-radius: 6px; color: #fff; font-size: 11px; font-weight: 700; letter-spacing: 1px; padding: 4px 9px; cursor: pointer; transition: background 0.15s, border-color 0.15s; }
.ssc-lang-btn:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.5); }

/* ═══════════════════════════════════════════════════════════
   SEARCH BAR
   ═══════════════════════════════════════════════════════════ */
.ssc-search-bar { display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 8px 16px; box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
.ssc-search-icon { font-size: 14px; color: #9ca3af; flex-shrink: 0; }
.ssc-search-input { flex: 1; border: none; outline: none; font-size: 15px; color: #111827; background: transparent; padding: 4px 0; }
.ssc-search-input::placeholder { color: #9ca3af; }

/* ═══════════════════════════════════════════════════════════
   COURSE CARD — SUBMIT BUTTON
   ═══════════════════════════════════════════════════════════ */
.ssc-dash-card-footer { display: flex; gap: 8px; align-items: center; }
.ssc-dash-card-btn { flex: 1; }
.ssc-dash-card-submit-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border-radius: 8px; flex-shrink: 0;
    background: #f3f4f6; color: #6b7280; text-decoration: none;
    font-size: 14px; transition: background 0.15s, color 0.15s;
}
.ssc-dash-card-submit-btn:hover { background: #e63329; color: #fff; }

/* Forgot password link */
.ssc-login-forgot { text-align: right; margin-bottom: 4px; margin-top: -8px; font-size: 13px; }
.ssc-login-forgot a { color: #e63329; text-decoration: none; }
.ssc-login-forgot a:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════
   DARK MODE — ANNOUNCEMENTS & NEW COMPONENTS
   ═══════════════════════════════════════════════════════════ */
[data-theme="dark"] .ssc-announcement  { background: #1a1d2e; border-color: #2d3148; }
[data-theme="dark"] .ssc-ann-cohort   { color: #64748b; }
[data-theme="dark"] .ssc-ann-title    { color: #f1f5f9; }
[data-theme="dark"] .ssc-ann-body     { color: #94a3b8; }
[data-theme="dark"] .ssc-ann-meta     { color: #64748b; }
[data-theme="dark"] .ssc-search-bar   { background: #1a1d2e; border-color: #2d3148; }
[data-theme="dark"] .ssc-search-input { color: #e2e8f0; }
[data-theme="dark"] .ssc-search-icon  { color: #64748b; }
[data-theme="dark"] .ssc-dash-card-submit-btn { background: #2d3148; color: #64748b; }
[data-theme="dark"] .ssc-dash-card-submit-btn:hover { background: #e63329; color: #fff; }
[data-theme="dark"] .ssc-login-forgot a { color: #f87171; }

/* ═══════════════════════════════════════════════════════════
   MOBILE RESPONSIVE  (≤900px and ≤600px)
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    /* Nav */
    .ssc-nav-inner { padding: 0 16px; }
    .ssc-nav-name  { display: none; }
    .ssc-nav-username { display: none; }

    /* Dashboard hero */
    .ssc-dash-hero-inner { flex-direction: column; gap: 12px; align-items: flex-start; }
    .ssc-dash-hero-badge { align-self: flex-start; }

    /* Stats row */
    .ssc-student-stats-row { flex-wrap: wrap; gap: 0; }
    .ssc-student-stat { min-width: 80px; padding: 16px 12px; }
    .ssc-student-stat-div { display: none; }

    /* Stats card row (instructor) */
    .ssc-stats-row { grid-template-columns: 1fr 1fr; }

    /* Course grid */
    .ssc-dash-courses-grid { grid-template-columns: 1fr 1fr; }

    /* Form rows */
    .ssc-form-row { grid-template-columns: 1fr !important; }

    /* Calendar view toggle */
    .ssc-cal-view-toggle { gap: 8px; }
    .ssc-cal-grid { font-size: 12px; }

    /* Continue card */
    .ssc-continue-card { flex-direction: column; gap: 16px; }
    .ssc-continue-right { align-self: flex-start; }

    /* Zoom list */
    .ssc-zoom-section-header { flex-wrap: wrap; gap: 12px; }
}

@media (max-width: 600px) {
    /* Nav */
    .ssc-nav-inner { padding: 0 12px; }
    .ssc-nav-links { gap: 4px; }
    .ssc-nav-link span { display: none; }

    /* Hero text */
    .ssc-dash-name { font-size: 26px; }

    /* Course grid → single column */
    .ssc-dash-courses-grid { grid-template-columns: 1fr; }

    /* Stats row — wrap tighter */
    .ssc-student-stats-row { flex-direction: column; }
    .ssc-student-stat { padding: 12px 16px; border-bottom: 1px solid #e5e7eb; }
    .ssc-student-stat:last-child { border-bottom: none; }

    /* Instructor stats cards */
    .ssc-stats-row { grid-template-columns: 1fr; }

    /* Login page */
    .ssc-login-page { flex-direction: column; }
    .ssc-login-brand-panel { min-height: auto; padding: 32px 24px; }
    .ssc-login-brand-stats { gap: 16px; }
    .ssc-login-form-panel { padding: 32px 24px; }

    /* Calendar */
    .ssc-cal-nav { flex-wrap: wrap; gap: 8px; }
    .ssc-cal-cell-num { font-size: 11px; }
    .ssc-cal-event-dot-label { display: none; }

    /* Cohort tabs */
    .ssc-cohort-tabs { gap: 0; }
    .ssc-cohort-tab  { padding: 10px 14px; font-size: 13px; }

    /* Student table horizontal scroll */
    .ssc-student-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

    /* Zoom rows */
    .ssc-zoom-row { flex-wrap: wrap; gap: 8px; padding: 12px; }
    .ssc-zoom-row-actions { flex-basis: 100%; justify-content: flex-end; }

    /* Instructor dashboard hero */
    .ssc-instructor-hero .ssc-dash-hero-inner { flex-direction: column; gap: 12px; }

    /* Cert page */
    .ssc-cert { padding: 32px 20px; }
    .ssc-cert-name { font-size: 28px; }
    .ssc-cert-meta { flex-direction: column; gap: 16px; }

    /* Announcements */
    .ssc-ann-meta { flex-direction: column; gap: 4px; }
}

/* Dark mode — mobile stat dividers */
[data-theme="dark"] .ssc-student-stat { border-bottom-color: #2d3148; }

/* ── Floating Language Switcher ───────────────────────────── */
/* Note: element is moved to <html> in JS to bypass overflow-x:hidden on body */
#lang-float {
  position: fixed;
  right: 0;
  top: 50vh;
  transform: translateY(-50%);
  z-index: 99999;
  display: flex;
  align-items: center;
  /* panel is first in DOM (left), tab is second (right) — no row-reverse needed */
}

#lang-float .lang-float__tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 14px 8px;
  background: #cc0000;
  color: #fff;
  border: none;
  border-radius: 8px 0 0 8px;
  cursor: pointer;
  box-shadow: -3px 0 14px rgba(0,0,0,0.22);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1;
  transition: background 0.2s;
  flex-shrink: 0;
}
#lang-float .lang-float__tab:hover { background: #aa0000; }
#lang-float .lang-float__tab i { font-size: 15px; margin-bottom: 3px; }

#lang-float .lang-float__panel {
  max-width: 0;
  overflow: hidden;
  transition: max-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  background: #fff;
  border-radius: 8px 0 0 8px;
  box-shadow: -3px 0 14px rgba(0,0,0,0.13);
}
#lang-float.lang-float--open .lang-float__panel { max-width: 130px; }

#lang-float .lang-float__panel form {
  display: flex;
  align-items: center;
  padding: 10px 10px;
  gap: 6px;
  white-space: nowrap;
}

#lang-float .lang-float__opt {
  padding: 6px 14px;
  border: 1.5px solid #ddd;
  background: #fff;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  cursor: pointer;
  color: #444;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
#lang-float .lang-float__opt:hover { background: #f5f5f5; border-color: #bbb; }
#lang-float .lang-float__opt--on { background: #cc0000; color: #fff; border-color: #cc0000; }

/* dark mode support */
[data-theme="dark"] #lang-float .lang-float__panel { background: #1e1e2e; }
[data-theme="dark"] #lang-float .lang-float__opt { background: #1e1e2e; color: #ccc; border-color: #444; }
[data-theme="dark"] #lang-float .lang-float__opt:hover { background: #2d2d40; border-color: #666; }
[data-theme="dark"] #lang-float .lang-float__opt--on { background: #cc0000; color: #fff; border-color: #cc0000; }

/* Mobile position is handled by JS applyPosition() in base.html */

/* ════════════════════════════════════════════════════════
   JS-BASED COLLAPSIBLE SECTIONS (instructor dashboard)
════════════════════════════════════════════════════════ */
.ssc-toggle-header {
    cursor: pointer;
    user-select: none;
}
.ssc-toggle-header:hover { opacity: 0.92; }

/* Cohort header hover */
.ssc-cohort-header.ssc-toggle-header:hover {
    filter: brightness(1.08);
    opacity: 1;
}

.ssc-section-chevron {
    font-size: 13px;
    color: #9ca3af;
    transition: transform 0.22s ease;
    flex-shrink: 0;
}
.ssc-section-chevron.ssc-chevron-open { transform: rotate(180deg); }

.ssc-cohort-chevron {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    transition: transform 0.22s ease;
}
.ssc-cohort-chevron.ssc-chevron-open { transform: rotate(180deg); }
[data-theme="dark"] .ssc-cohort-chevron { color: rgba(255,255,255,0.35); }

/* Section button label — hide on small screens */
.ssc-btn-label { }

/* ════════════════════════════════════════════════════════
   HAMBURGER MENU
════════════════════════════════════════════════════════ */
.ssc-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 301;
}
.ssc-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: rgba(255,255,255,0.8);
    border-radius: 2px;
    transition: transform 0.22s ease, opacity 0.22s ease;
    transform-origin: center;
}
/* X animation */
.ssc-hamburger.ssc-hamburger-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ssc-hamburger.ssc-hamburger-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.ssc-hamburger.ssc-hamburger-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav divider (desktop only, hidden in mobile drawer) */
.ssc-nav-divider {
    width: 1px;
    height: 20px;
    background: rgba(255,255,255,0.12);
}

/* ════════════════════════════════════════════════════════
   MOBILE NAV & DASHBOARD  (≤ 768px)
════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    /* Show hamburger, hide desktop nav links */
    .ssc-hamburger { display: flex; }

    .ssc-nav-links {
        display: none;
        position: fixed;
        top: 62px;
        left: 0;
        right: 0;
        bottom: 0;
        background: #0d0d0d;
        flex-direction: column;
        gap: 0;
        padding: 16px 0 32px;
        z-index: 300;
        overflow-y: auto;
        border-top: 1px solid rgba(255,255,255,0.08);
    }
    .ssc-nav-links.ssc-nav-open { display: flex; }

    /* Unauthenticated nav (no hamburger) — always visible inline */
    .ssc-nav-links-public {
        display: flex !important;
        position: static;
        flex-direction: row;
        background: none;
        padding: 0;
        border-top: none;
        gap: 10px;
        overflow-y: visible;
    }

    .ssc-nav-links .ssc-nav-link {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 16px 24px;
        font-size: 15px;
        color: rgba(255,255,255,0.75);
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .ssc-nav-links .ssc-nav-link span { display: inline; }
    .ssc-nav-links .ssc-nav-link i { width: 18px; text-align: center; }
    .ssc-nav-links .ssc-nav-link.active {
        color: #e63329;
        background: rgba(230,51,41,0.07);
        border-left: 3px solid #e63329;
        padding-left: 21px;
    }

    .ssc-nav-divider { display: none; }

    .ssc-nav-user-pill {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 16px 24px;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        background: none;
        border-left: none;
        border-right: none;
        border-top: none;
        border-radius: 0;
    }
    .ssc-nav-username { display: inline; color: rgba(255,255,255,0.6); }

    .ssc-dark-toggle {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 16px 24px;
        font-size: 15px;
        color: rgba(255,255,255,0.75);
        border-bottom: 1px solid rgba(255,255,255,0.06);
        border-top: none;
        border-left: none;
        border-right: none;
        background: none;
        border-radius: 0;
        cursor: pointer;
        margin: 0;
        width: 100%;
        text-align: left;
    }
    .ssc-dark-toggle i { width: 18px; text-align: center; }
    .ssc-darkmode-label { display: inline; }

    .ssc-nav-signout {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 16px 24px;
        font-size: 15px;
        color: rgba(255,255,255,0.55);
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .ssc-nav-signout::before { content: none; }
    .ssc-nav-signout i { width: 18px; text-align: center; }
    .ssc-signout-label { display: inline; }

    /* Section button label — hide on small screens to save space in collapsed header */
    .ssc-btn-label { display: none; }

    /* Cohort header stacks on mobile */
    .ssc-cohort-header {
        flex-wrap: wrap;
        gap: 10px;
        padding: 16px 18px;
    }
    .ssc-cohort-title { font-size: 16px; }
    .ssc-cohort-meta { gap: 10px; font-size: 11.5px; }
    .ssc-cohort-meta span { gap: 4px; }

    /* Zoom section header stacks */
    .ssc-zoom-section-header {
        flex-wrap: wrap;
        gap: 10px;
        padding: 14px 18px;
    }

    /* Section toggle header — stack on very small */
    .ssc-my-progress-section .ssc-section-header {
        flex-wrap: wrap;
        gap: 10px;
    }

    /* Instructor stats — 2 col */
    .ssc-stats-row { grid-template-columns: 1fr 1fr; }

    /* Student profile layout */
    .ssc-dash-body .container > div[style*="grid-template-columns:1fr 320px"] {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 480px) {
    /* Nav brand — show only logo */
    .ssc-nav-name { display: none; }

    /* Hero */
    .ssc-dash-name { font-size: 22px; }
    .ssc-dash-hero { padding: 24px 0; }

    /* Instructor stats — 1 col */
    .ssc-stats-row { grid-template-columns: 1fr; }
    .ssc-stat-card { padding: 16px; }

    /* Add student row stacks */
    .ssc-add-student-row { flex-direction: column; align-items: flex-start; gap: 10px; }
    .ssc-add-student-form { width: 100%; }
    .ssc-add-student-form .ssc-input { width: 100%; }

    /* Leaderboard progress bar */
    .ssc-lb-progress .ssc-progress-bar-wrap { width: 100px; }

    /* Continue card */
    .ssc-continue-card { padding: 18px; }
    .ssc-continue-title { font-size: 16px; }

    /* Zoom empty state */
    .ssc-zoom-empty { padding: 24px 16px; }

    /* Zoom section form padding */
    .ssc-new-cohort-panel { padding: 16px; }
    .ssc-panel-title { font-size: 13px; }
}

[data-theme="dark"] .ssc-nav-links { background: #0d0f18; border-top-color: #1e2235; }
[data-theme="dark"] .ssc-nav-links .ssc-nav-link { border-bottom-color: #1e2235; color: #94a3b8; }
[data-theme="dark"] .ssc-nav-links .ssc-nav-link.active { color: #e63329; }
[data-theme="dark"] .ssc-dark-toggle { background: rgba(255,255,255,0.05); border-color: #2d3148; color: #94a3b8; }
@media (max-width: 768px) {
    [data-theme="dark"] .ssc-nav-user-pill { border-bottom-color: #1e2235; }
    [data-theme="dark"] .ssc-dark-toggle   { border-bottom-color: #1e2235; border-top: none; border-left: none; border-right: none; }
    [data-theme="dark"] .ssc-nav-signout   { border-bottom-color: #1e2235; color: rgba(148,163,184,0.6); }
}