@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@400;500;600;700&display=swap');

/* =========================================================
   SHARED SITE FOOTER — EAC STATISTICS E-LEARNING
========================================================= */

.site-footer {
    width: 100%;
    margin-top: 48px;
    padding: 0;
    background: #0a3f63;
    color: #dcecf5;
    box-sizing: border-box;
}

.site-footer-inner {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 34px 44px 28px;
    display: grid;
    grid-template-columns: 1.25fr 1.25fr 1fr 1fr;
    gap: 40px;
    align-items: start;
    box-sizing: border-box;
}

.footer-column {
    min-width: 0;
}

.site-footer h3 {
    margin: 0 0 10px;
    color: #fff;
    font-size: 1rem;
    line-height: 1.3;
    font-weight: 700;
}

.site-footer p {
    margin: 0;
    color: #c5dce9;
    font-size: .88rem;
    line-height: 1.55;
}

.site-footer a {
    color: #fff;
    text-decoration: none;
}

.site-footer a:hover {
    text-decoration: underline;
}

/* ---------------------------------------------------------
   COLUMN 1 — POSTAL ADDRESS + SOCIAL LINKS
--------------------------------------------------------- */

.footer-eac p {
    line-height: 1.55;
}

.footer-social-title {
    margin-top: 20px !important;
    margin-bottom: 10px !important;
}

.footer-social-links {
    display: flex;
    align-items: center;
    gap: 14px;
}

.footer-social-links a {
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 15px;
    text-decoration: none;
    transition: opacity .2s ease, transform .2s ease;
}

.footer-social-links a:hover {
    text-decoration: none;
    opacity: .75;
    transform: translateY(-2px);
}

/* ---------------------------------------------------------
   COLUMN 2 — PLATFORM SLOGAN
--------------------------------------------------------- */

.footer-platform h3 {
    margin-bottom: 14px;
}

/* ---------------------------------------------------------
   COLUMN 3 — CONTACT US
--------------------------------------------------------- */

.footer-contact p {
    display: flex;
    align-items: baseline;
    gap: .4rem;
    margin-bottom: 8px;
    line-height: 1.5;
}

.footer-contact p:last-child {
    margin-bottom: 0;
}

.footer-contact strong {
    flex: 0 0 auto;
    margin: 0;
    color: #fff;
    font-weight: 700;
}

.footer-contact a {
    color: #c5dce9;
}

.footer-contact a:hover {
    color: #fff;
}

/* ---------------------------------------------------------
   COLUMN 4 — AFRICAN DEVELOPMENT BANK LOGO LINK
--------------------------------------------------------- */

.footer-afdb {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
}

.afdb-logo-link {
    display: block;
    width: 185px;
    height: 51px;
    background-image: url(https://eac.opendataforafrica.org/theme/img/logo_afbd.png);
    background-repeat: no-repeat;
    background-position: left top;
    background-size: contain;
    text-decoration: none !important;
    flex: 0 0 auto;
}

.afdb-logo-link:hover {
    opacity: .9;
}

/* ---------------------------------------------------------
   COPYRIGHT — BOTTOM CENTER
--------------------------------------------------------- */

.site-footer-bottom {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 12px 24px;
    border-top: 1px solid rgba(255, 255, 255, .20);
    color: #c5dce9;
    font-size: .78rem;
    line-height: 1.5;
    text-align: center;
    box-sizing: border-box;
}

/* The catalogue owns the shared header and footer; course frames contain content only. */
body.course-view-active {
    overflow-x: hidden;
    overflow-y: auto;
}

body.course-view-active > .site-footer {
    display: block;
}

/* ---------------------------------------------------------
   FOOTER — TABLET
--------------------------------------------------------- */

@media (max-width: 1000px) {

    .site-footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 30px 40px;
        padding: 30px 36px 26px;
    }

}

/* ---------------------------------------------------------
   FOOTER — MOBILE
--------------------------------------------------------- */

@media (max-width: 600px) {

    .site-footer-inner {
        grid-template-columns: 1fr;
        gap: 26px;
        padding: 28px 24px 24px;
    }

    .footer-afdb {
        justify-content: flex-start;
    }

    .site-footer-bottom {
        padding: 12px 20px;
        font-size: .75rem;
    }

}

/* =========================================================
   EAC STATISTICS E-LEARNING — INSTITUTIONAL DESIGN SYSTEM
========================================================= */


/* =========================================================
   DESIGN TOKENS
========================================================= */

:root {

    --eac-navy: #0c2340;
    --eac-navy-dark: #081a30;

    --eac-blue: #48A6DB;
    --eac-blue-light: #48A6DB;
    --eac-blue-soft: #eaf1f9;

    --eac-gold: #c9a227;
    --eac-gold-light: #e8c547;
    --eac-gold-soft: #fbf5df;

    --eac-green: #2d6a4f;
    --eac-red: #b91c1c;

    --bg-page: #f5f7fa;
    --bg-surface: #ffffff;
    --bg-muted: #eef2f7;

    --text-primary: #1a2332;
    --text-secondary: #5a6578;
    --text-muted: #8b95a5;

    --border: #d8dee8;
    --border-light: #e7ebf1;

    --shadow-sm:
        0 1px 3px rgba(12, 35, 64, 0.06);

    --shadow-md:
        0 4px 16px rgba(12, 35, 64, 0.08);

    --shadow-lg:
        0 8px 32px rgba(12, 35, 64, 0.12);

    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    --header-h: 64px;
    --sidebar-w: 280px;

    --transition: 0.2s ease;
}


/* =========================================================
   DARK MODE
========================================================= */

body.dark-mode {

    --bg-page: #0f1419;
    --bg-surface: #1a2332;
    --bg-muted: #243044;

    --text-primary: #e8edf4;
    --text-secondary: #a8b4c4;
    --text-muted: #6b7a8f;

    --border: #344055;
    --border-light: #2a3445;

    --eac-blue-soft: #182b46;
    --eac-gold-soft: #332c16;
}


/* =========================================================
   RESET
========================================================= */

*,
*::before,
*::after {

    box-sizing: border-box;
    margin: 0;
    padding: 0;

}


html {

    scroll-behavior: smooth;

}


body {

    font-family:
        'Source Sans 3',
        -apple-system,
        BlinkMacSystemFont,
        'Segoe UI',
        sans-serif;

    background: var(--bg-page);
    color: var(--text-primary);

    line-height: 1.6;

    min-height: 100vh;

}


body.modal-open {

    overflow: hidden;

}


button,
input,
select,
textarea {

    font: inherit;

}


button {

    cursor: pointer;

}


img {

    max-width: 100%;
    display: block;

}


a {

    color: var(--eac-blue-light);
    text-decoration: none;

}


a:hover {

    text-decoration: underline;

}


.hidden {

    display: none !important;

}


/* =========================================================
   HEADER
========================================================= */

.site-header {

    position: fixed;

    top: 0;
    left: 0;
    right: 0;

    height: var(--header-h);

    background-image: url("https://eac.opendataforafrica.org/theme/img/headbg.jpg");
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;

    border-bottom:
        3px solid var(--eac-gold);

    display: flex;

    align-items: center;
    justify-content: space-between;

    padding: 0 1.5rem;

    z-index: 1000;

    box-shadow: var(--shadow-md);

}


.header-brand {

    display: flex;

    align-items: center;

    gap: 0.875rem;

    color: #fff;

    text-decoration: none;

}


.header-brand:hover {

    text-decoration: none;

}


/* EAC logo */

.brand-mark {

    width: 44px;
    height: 44px;

    background: #fff;

    border-radius: 6px;

    display: flex;

    align-items: center;
    justify-content: center;

    overflow: hidden;

    border:
        1px solid rgba(255,255,255,0.25);

}


.brand-mark img {

    width: 100%;
    height: 100%;

    object-fit: contain;

}


/* Optional brand text */

.brand-text h1 {

    font-size: 1rem;
    font-weight: 700;

    color: #fff;

    line-height: 1.2;

}


.brand-text span {

    display: block;

    font-size: 0.7rem;

    color: rgba(255,255,255,0.75);

}


/* =========================================================
   HEADER NAVIGATION
========================================================= */

.header-nav {

    display: flex;

    align-items: center;

    gap: 0.35rem;

}


.nav-link {

    color:
        rgba(255,255,255,0.85);

    padding:
        0.5rem 0.875rem;

    border-radius:
        var(--radius);

    font-size:
        0.875rem;

    font-weight:
        500;

    text-decoration:
        none;

    transition:
        background var(--transition),
        color var(--transition);

}


.nav-link:hover,
.nav-link.active {

    background:
        rgba(255,255,255,0.12);

    color: #fff;

    text-decoration: none;

}


/* =========================================================
   HEADER ACTIONS
========================================================= */

.header-actions {

    display: flex;

    align-items: center;

    gap: 0.5rem;

}


.btn-icon {

    width: 38px;
    height: 38px;

    border:
        1px solid rgba(255,255,255,0.2);

    background:
        rgba(255,255,255,0.08);

    color: #fff;

    border-radius:
        var(--radius);

    display: flex;

    align-items: center;
    justify-content: center;

    transition:
        background var(--transition);

}


.btn-icon:hover {

    background:
        rgba(255,255,255,0.18);

}


/* =========================================================
   USER CHIP
========================================================= */

.user-chip {

    display: none;

    align-items: center;

    gap: 0.5rem;

    padding:
        0.375rem 0.75rem;

    background:
        rgba(255,255,255,0.1);

    border-radius:
        20px;

    color: #fff;

    font-size:
        0.875rem;

}


.user-chip.visible {

    display: flex;

}


.user-avatar {

    width: 28px;
    height: 28px;

    background:
        var(--eac-gold);

    border-radius: 50%;

    display: flex;

    align-items: center;
    justify-content: center;

    font-weight: 700;

    font-size: 0.75rem;

    color:
        var(--eac-navy);

}


/* =========================================================
   BUTTONS
========================================================= */

.btn {

    display: inline-flex;

    align-items: center;
    justify-content: center;

    gap: 0.5rem;

    padding:
        0.625rem 1.25rem;

    font-family: inherit;

    font-size:
        0.875rem;

    font-weight:
        600;

    border-radius:
        var(--radius);

    border:
        1px solid transparent;

    cursor: pointer;

    text-decoration: none;

    transition:
        background var(--transition),
        border-color var(--transition),
        color var(--transition),
        transform var(--transition);

}


.btn:hover {

    text-decoration: none;

}


.btn:active {

    transform: translateY(1px);

}


.btn-primary {

    background:
        var(--eac-blue);

    color: #fff;

}


.btn-primary:hover {

    background:
        var(--eac-blue-light);

    color: #fff;

}


.btn-gold {

    background:
        var(--eac-gold);

    color:
        var(--eac-navy);

}


.btn-gold:hover {

    background:
        var(--eac-gold-light);

    color:
        var(--eac-navy);

}


.btn-outline {

    background:
        transparent;

    border:
        1px solid var(--border);

    color:
        var(--text-primary);

}


.btn-outline:hover {

    border-color:
        var(--eac-blue);

    color:
        var(--eac-blue);

    background:
        var(--eac-blue-soft);

}


.btn-ghost-white {

    background:
        transparent;

    border:
        1px solid rgba(255,255,255,0.35);

    color: #fff;

}


.btn-ghost-white:hover {

    background:
        rgba(255,255,255,0.12);

    color: #fff;

}


.btn-sm {

    padding:
        0.375rem 0.875rem;

    font-size:
        0.8125rem;

}


/* =========================================================
   MAIN APP LAYOUT
========================================================= */

.app-layout {

    display: flex;

    margin-top:
        var(--header-h);

    height:
        calc(100vh - var(--header-h));

}


.sidebar {

    width:
        var(--sidebar-w);

    min-width:
        200px;

    background:
        var(--bg-surface);

    border-right:
        1px solid var(--border);

    overflow-y:
        auto;

    flex-shrink:
        0;

    transition:
        transform var(--transition),
        width var(--transition);

}


.sidebar-section {

    padding:
        1.25rem 1rem 0.5rem;

}


.sidebar-section h3 {

    font-size:
        0.6875rem;

    font-weight:
        700;

    text-transform:
        uppercase;

    letter-spacing:
        0.08em;

    color:
        var(--text-muted);

    margin-bottom:
        0.75rem;

    padding:
        0 0.5rem;

}


/* =========================================================
   COURSE SIDEBAR
========================================================= */

.course-nav-item {

    display: flex;

    align-items: center;

    gap: 0.75rem;

    padding:
        0.75rem;

    border-radius:
        var(--radius);

    color:
        var(--text-primary);

    cursor: pointer;

    border:
        none;

    background:
        transparent;

    width: 100%;

    text-align: left;

    font-family:
        inherit;

    font-size:
        0.875rem;

    transition:
        background var(--transition),
        color var(--transition);

}


/* Use a solid color for pointer, keyboard and selected course states. */
.course-nav-item:hover,
.course-nav-item:focus-visible,
.course-nav-item:active,
.course-nav-item.active {
    background: var(--eac-blue);
    color: #fff;
    box-shadow: none;
}

.course-nav-item.active {
    font-weight: 600;
}

.course-nav-item:focus-visible {
    outline: 2px solid var(--eac-blue);
    outline-offset: 2px;
}

.course-nav-item i {

    width:
        20px;

    color:
        var(--eac-blue);

    flex-shrink:
        0;

}


.sidebar-empty {

    padding:
        0.75rem;

    color:
        var(--text-muted);

    font-size:
        0.8125rem;

}


/* =========================================================
   SIDEBAR RESIZER
========================================================= */

.sidebar-resizer {

    width:
        4px;

    cursor:
        col-resize;

    background:
        var(--border);

    flex-shrink:
        0;

    transition:
        background var(--transition);

}


.sidebar-resizer:hover {

    background:
        var(--eac-blue);

}


/* =========================================================
   MAIN CONTENT
========================================================= */

.main-content {

    flex:
        1;

    display:
        flex;

    flex-direction:
        column;

    overflow:
        hidden;

    min-width:
        0;

}


/* =========================================================
   CONTENT TOOLBAR
========================================================= */

.content-toolbar {

    min-height:
        58px;

    display:
        flex;

    align-items:
        center;

    gap:
        1rem;

    padding:
        0.75rem 1.25rem;

    background:
        var(--bg-surface);

    border-bottom:
        1px solid var(--border);

}


.content-toolbar h2 {

    font-size:
        1rem;

    font-weight:
        600;

    flex:
        1;

    min-width:
        0;

    white-space:
        nowrap;

    overflow:
        hidden;

    text-overflow:
        ellipsis;

}


/* =========================================================
   COURSE PROGRESS
========================================================= */

.progress-track {

    width:
        200px;

    max-width:
        25vw;

    height:
        7px;

    background:
        var(--bg-muted);

    border-radius:
        4px;

    overflow:
        hidden;

}


.progress-fill {

    height:
        100%;

    background:
        linear-gradient(
            90deg,
            var(--eac-blue),
            var(--eac-gold)
        );

    width:
        0%;

    transition:
        width 0.4s ease;

}


/* =========================================================
   COURSE FRAME
========================================================= */

.content-frame-wrap {

    flex:
        1;

    background:
        var(--bg-muted);

    min-height:
        0;

}


.content-frame-wrap iframe {

    width:
        100%;

    height:
        100%;

    border:
        none;

    display:
        block;

    background:
        #fff;

}


/* =========================================================
   WELCOME PAGE
========================================================= */

.welcome-panel {

    flex:
        1;

    display:
        flex;

    align-items:
        flex-start;

    justify-content:
        center;

    padding:
        3rem 2rem;

    overflow-y:
        auto;

}


.welcome-inner {

    max-width:
        1100px;

    width:
        100%;

}


.welcome-hero {

    text-align:
        center;

    margin-bottom:
        2.5rem;

}


.welcome-hero h2 {

    font-size:
        1.9rem;

    font-weight:
        700;

    color:
        var(--eac-navy);

    margin-bottom:
        0.75rem;

}


body.dark-mode .welcome-hero h2 {

    color:
        var(--text-primary);

}


.welcome-hero p {

    font-size:
        1.0625rem;

    color:
        var(--text-secondary);

    max-width:
        700px;

    margin:
        0 auto;

}


/* =========================================================
   COURSE GRID
========================================================= */

.course-grid {

    display:
        grid;

    grid-template-columns:
        repeat(
            auto-fill,
            minmax(280px, 1fr)
        );

    gap:
        1.25rem;

}


/* =========================================================
   COURSE CARD
========================================================= */

.course-card {

    background:
        var(--bg-surface);

    border:
        1px solid var(--border);

    border-radius:
        var(--radius-lg);

    overflow:
        hidden;

    transition:
        box-shadow 0.2s ease,
        transform 0.2s ease;

}


.course-card:hover {

    box-shadow:
        var(--shadow-md);

    transform:
        translateY(-2px);

}


.course-card-header {

    padding:
        1.25rem;

    min-height:
        76px;

    background:
        linear-gradient(
            135deg,
            var(--eac-navy),
            var(--eac-blue)
        );

    color:
        #fff;

    display:
        flex;

    align-items:
        flex-start;

    justify-content:
        space-between;

}


.course-card-header > i {

    font-size:
        1.5rem;

}


.difficulty-tag {

    font-size:
        0.6875rem;

    font-weight:
        600;

    text-transform:
        uppercase;

    padding:
        0.25rem 0.5rem;

    background:
        rgba(255,255,255,0.2);

    border-radius:
        4px;

}


.course-card-body {

    padding:
        1.25rem;

}


.course-card-body h3 {

    font-size:
        1rem;

    font-weight:
        600;

    margin-bottom:
        0.5rem;

}


.course-card-body p {

    font-size:
        0.8125rem;

    color:
        var(--text-secondary);

    margin-bottom:
        1rem;

}


.course-meta {

    display:
        flex;

    flex-wrap:
        wrap;

    gap:
        0.75rem 1rem;

    font-size:
        0.75rem;

    color:
        var(--text-muted);

    margin-bottom:
        1rem;

}


.course-meta span {

    display:
        inline-flex;

    align-items:
        center;

    gap:
        0.3rem;

}


.course-card-actions {

    display:
        flex;

    gap:
        0.5rem;

}


.course-card-actions .btn {

    flex:
        1;

}


/* =========================================================
   MINI COURSE PROGRESS
========================================================= */

.course-progress-mini {

    display:
        flex;

    align-items:
        center;

    gap:
        0.5rem;

    margin-bottom:
        1rem;

}


.course-progress-mini .progress-bar-inline {

    flex:
        1;

}


.course-progress-mini > span {

    font-size:
        0.75rem;

    font-weight:
        600;

    color:
        var(--text-secondary);

}


/* =========================================================
   MODALS
========================================================= */

.modal-overlay {

    position:
        fixed;

    inset:
        0;

    background:
        rgba(12,35,64,0.65);

    display:
        none;

    align-items:
        center;

    justify-content:
        center;

    z-index:
        2000;

    padding:
        1rem;

    backdrop-filter:
        blur(4px);

}


.modal-overlay.show {

    display:
        flex;

}


.modal {

    background:
        var(--bg-surface);

    color:
        var(--text-primary);

    border-radius:
        var(--radius-lg);

    width:
        100%;

    max-width:
        420px;

    max-height:
        calc(100vh - 2rem);

    overflow-y:
        auto;

    box-shadow:
        var(--shadow-lg);

}


.modal-header {

    padding:
        1.5rem 1.5rem 0;

    display:
        flex;

    justify-content:
        space-between;

    align-items:
        center;

}


.modal-header h3 {

    font-size:
        1.25rem;

    font-weight:
        700;

    color:
        var(--eac-navy);

}


body.dark-mode .modal-header h3 {

    color:
        var(--text-primary);

}


.modal-close {

    background:
        none;

    border:
        none;

    font-size:
        1.5rem;

    color:
        var(--text-muted);

    cursor:
        pointer;

    width:
        32px;

    height:
        32px;

}


.modal-close:hover {

    color:
        var(--text-primary);

}


.modal-body {

    padding:
        1.5rem;

}


/* =========================================================
   FORMS
========================================================= */

.form-group {

    margin-bottom:
        1rem;

}


.form-group label {

    display:
        block;

    font-size:
        0.8125rem;

    font-weight:
        600;

    margin-bottom:
        0.375rem;

    color:
        var(--text-secondary);

}


.form-group input,
.form-group select,
.form-group textarea {

    width:
        100%;

    padding:
        0.625rem 0.875rem;

    border:
        1px solid var(--border);

    border-radius:
        var(--radius);

    font-family:
        inherit;

    font-size:
        0.875rem;

    background:
        var(--bg-surface);

    color:
        var(--text-primary);

    transition:
        border-color var(--transition),
        box-shadow var(--transition);

}


.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {

    outline:
        none;

    border-color:
        var(--eac-blue);

    box-shadow:
        0 0 0 3px rgba(26,68,128,0.1);

}


.form-error {

    color:
        var(--eac-red);

    font-size:
        0.8125rem;

    margin-top:
        0.5rem;

    display:
        none;

}


.form-footer {

    text-align:
        center;

    margin-top:
        1rem;

    font-size:
        0.8125rem;

    color:
        var(--text-secondary);

}


.modal-body .btn {

    width:
        100%;

    margin-top:
        0.5rem;

}


.demo-hint {

    margin-top:
        1rem;

    padding:
        0.75rem;

    background:
        var(--bg-muted);

    border-radius:
        var(--radius);

    font-size:
        0.8125rem;

    text-align:
        center;

    color:
        var(--text-secondary);

}


/* =========================================================
   TOAST
========================================================= */

.toast-container {

    position:
        fixed;

    bottom:
        1.5rem;

    right:
        1.5rem;

    z-index:
        3000;

    display:
        flex;

    flex-direction:
        column;

    gap:
        0.5rem;

    max-width:
        min(420px, calc(100vw - 2rem));

}


.toast {

    padding:
        0.875rem 1.25rem;

    background:
        var(--eac-navy);

    color:
        #fff;

    border-radius:
        var(--radius);

    font-size:
        0.875rem;

    border-left:
        4px solid var(--eac-gold);

    box-shadow:
        var(--shadow-md);

}


.toast.error {

    border-left-color:
        var(--eac-red);

}


.toast.success {

    border-left-color:
        var(--eac-green);

}


/* =========================================================
   DASHBOARD
========================================================= */

.page-container {

    margin-top:
        var(--header-h);

    padding:
        2rem 1.5rem;

    max-width:
        1200px;

    margin-left:
        auto;

    margin-right:
        auto;

}


.page-header {

    margin-bottom:
        2rem;

}


.page-header h1 {

    font-size:
        1.75rem;

    font-weight:
        700;

    color:
        var(--eac-navy);

    margin-bottom:
        0.5rem;

}


body.dark-mode .page-header h1 {

    color:
        var(--text-primary);

}


/* =========================================================
   DASHBOARD STATS
========================================================= */

.stats-row {

    display:
        grid;

    grid-template-columns:
        repeat(
            auto-fit,
            minmax(180px, 1fr)
        );

    gap:
        1rem;

    margin-bottom:
        2rem;

}


.stat-card {

    background:
        var(--bg-surface);

    border:
        1px solid var(--border);

    border-radius:
        var(--radius-lg);

    padding:
        1.25rem;

    border-top:
        3px solid var(--eac-gold);

    box-shadow:
        var(--shadow-sm);

}


.stat-card .label {

    font-size:
        0.75rem;

    font-weight:
        600;

    text-transform:
        uppercase;

    color:
        var(--text-muted);

    margin-bottom:
        0.5rem;

}


.stat-card .value {

    font-size:
        2rem;

    font-weight:
        700;

    color:
        var(--eac-navy);

}


body.dark-mode .stat-card .value {

    color: #f7fbff !important;
    text-shadow: 0 1px 1px rgba(0,0,0,.28);

}

body.dark-mode .stat-card .label {
    color: #b9c7d8 !important;
}

body.dark-mode .stat-card-icon {
    color: #e8c547 !important;
    background: rgba(232,197,71,.12) !important;
}


/* =========================================================
   DASHBOARD PANELS
========================================================= */

.panel {

    background:
        var(--bg-surface);

    border:
        1px solid var(--border);

    border-radius:
        var(--radius-lg);

    padding:
        1.5rem;

    margin-bottom:
        1.5rem;

}


.panel h2 {

    font-size:
        1.125rem;

    font-weight:
        600;

    margin-bottom:
        1rem;

    padding-bottom:
        0.75rem;

    border-bottom:
        2px solid var(--eac-gold);

    color:
        var(--eac-navy);

}


body.dark-mode .panel h2 {

    color:
        var(--text-primary);

}


/* =========================================================
   ENROLLED COURSE LIST
========================================================= */

.list-item {

    display:
        flex;

    align-items:
        center;

    justify-content:
        space-between;

    gap:
        1rem;

    padding:
        1rem;

    border:
        1px solid var(--border);

    border-radius:
        var(--radius);

    margin-bottom:
        0.75rem;

    background:
        var(--bg-page);

}


.list-item-info {

    min-width:
        0;

}


.list-item-info h4 {

    font-size:
        0.9375rem;

    font-weight:
        600;

    margin-bottom:
        0.25rem;

}


.list-item-info span {

    font-size:
        0.8125rem;

    color:
        var(--text-secondary);

}


/* =========================================================
   INLINE PROGRESS
========================================================= */

.progress-bar-inline {

    width:
        120px;

    height:
        6px;

    background:
        var(--bg-muted);

    border-radius:
        3px;

    overflow:
        hidden;

}


.progress-bar-inline div {

    height:
        100%;

    background:
        var(--eac-blue);

    transition:
        width 0.3s ease;

}


/* =========================================================
   CERTIFICATES
========================================================= */

.cert-card {

    border:
        2px solid var(--eac-gold);

    border-radius:
        var(--radius-lg);

    padding:
        1.5rem;

    text-align:
        center;

    background:
        var(--bg-muted);

    margin-bottom:
        1rem;

}


/* =========================================================
   LEADERBOARD
========================================================= */

.leaderboard-table {

    width:
        100%;

    border-collapse:
        collapse;

}


.leaderboard-table th,
.leaderboard-table td {

    padding:
        0.875rem 1rem;

    text-align:
        left;

    border-bottom:
        1px solid var(--border);

    font-size:
        0.875rem;

}


.leaderboard-table th {

    font-size:
        0.75rem;

    text-transform:
        uppercase;

    color:
        var(--text-muted);

}


.rank-badge {

    display:
        inline-flex;

    align-items:
        center;

    justify-content:
        center;

    width:
        28px;

    height:
        28px;

    border-radius:
        50%;

    font-weight:
        700;

    font-size:
        0.8125rem;

    background:
        var(--bg-muted);

}


.rank-1 {

    background:
        var(--eac-gold);

    color:
        var(--eac-navy);

}


.rank-2 {

    background:
        #c0c0c0;

    color:
        #333;

}


.rank-3 {

    background:
        #cd7f32;

    color:
        #fff;

}


.rank-change {

    margin-left:
        0.5rem;

    font-size:
        1.1rem;

    font-weight:
        600;

}


.rank-change.up {

    color:
        var(--eac-green);

}


.rank-change.down {

    color:
        var(--eac-red);

}


/* =========================================================
   FORUM
========================================================= */

.forum-layout {

    display:
        grid;

    grid-template-columns:
        240px 1fr;

    gap:
        1.5rem;

}


.forum-topics button {

    display:
        block;

    width:
        100%;

    text-align:
        left;

    padding:
        0.75rem 1rem;

    border:
        1px solid var(--border);

    border-radius:
        var(--radius);

    background:
        var(--bg-page);

    margin-bottom:
        0.5rem;

    cursor:
        pointer;

    font-family:
        inherit;

    font-size:
        0.875rem;

    color:
        var(--text-primary);

}


.forum-topics button.active {

    border-color:
        var(--eac-blue);

    background:
        var(--eac-blue-soft);

    color:
        var(--eac-blue);

    font-weight:
        600;

}


.comment-card {

    padding:
        1rem;

    border:
        1px solid var(--border);

    border-radius:
        var(--radius);

    margin-bottom:
        0.75rem;

    background:
        var(--bg-page);

}


.comment-header {

    display:
        flex;

    justify-content:
        space-between;

    margin-bottom:
        0.5rem;

    font-size:
        0.8125rem;

}


.comment-author {

    font-weight:
        600;

    color:
        var(--eac-blue);

}


.comment-date {

    color:
        var(--text-muted);

}


.comment-actions {

    margin-top:
        0.75rem;

    display:
        flex;

    gap:
        1rem;

    font-size:
        0.8125rem;

}


.comment-actions button {

    background:
        none;

    border:
        none;

    color:
        var(--text-secondary);

    cursor:
        pointer;

    font-family:
        inherit;

}


/* =========================================================
   MOBILE NAVIGATION
========================================================= */

.menu-toggle {

    display:
        none;

}


.mobile-overlay {

    display:
        none;

    position:
        fixed;

    inset:
        0;

    background:
        rgba(0,0,0,0.45);

    z-index:
        999;

}


.mobile-overlay.show {

    display:
        block;

}


/* =========================================================
   TABLET
========================================================= */

@media (max-width: 900px) {

    .menu-toggle {

        display:
            flex;

    }


    .header-nav {

        display:
            none;

    }


    .sidebar {

        position:
            fixed;

        top:
            var(--header-h);

        left:
            0;

        bottom:
            0;

        z-index:
            1000;

        width:
            var(--sidebar-w);

        transform:
            translateX(-100%);

        box-shadow:
            var(--shadow-lg);

    }


    .sidebar.open {

        transform:
            translateX(0);

    }


    .sidebar-resizer {

        display:
            none;

    }


    .content-toolbar {

        gap:
            0.75rem;

    }


    .progress-track {

        max-width:
            150px;

    }


    .forum-layout {

        grid-template-columns:
            1fr;

    }

}


/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 600px) {

    :root {

        --header-h:
            60px;

    }


    .site-header {

        padding:
            0 0.75rem;

    }


    .brand-mark {

        width:
            38px;

        height:
            38px;

    }


    .header-actions {

        gap:
            0.3rem;

    }


    .user-chip {

        padding:
            0.25rem 0.5rem;

    }


    .user-chip span {

        display:
            none;

    }


    .btn-ghost-white {

        padding:
            0.375rem 0.625rem;

    }


    .app-layout {

        height:
            calc(100vh - var(--header-h));

    }


    .welcome-panel {

        padding:
            2rem 1rem;

    }


    .welcome-hero h2 {

        font-size:
            1.5rem;

    }


    .welcome-hero p {

        font-size:
            0.9375rem;

    }


    .course-grid {

        grid-template-columns:
            1fr;

    }


    .content-toolbar {

        padding:
            0.625rem 0.75rem;

    }


    .content-toolbar h2 {

        font-size:
            0.875rem;

    }


    .progress-track {

        width:
            100px;

    }


    .content-toolbar .btn {

        padding:
            0.3rem 0.5rem;

        font-size:
            0.75rem;

    }


    .stats-row {

        grid-template-columns:
            repeat(2, 1fr);

    }


    .page-container {

        padding:
            1.25rem 0.75rem;

    }


    .page-header h1 {

        font-size:
            1.4rem;

    }


    .panel {

        padding:
            1rem;

    }


    .list-item {

        align-items:
            flex-start;

        flex-direction:
            column;

    }


    .list-item > div:last-child {

        width:
            100%;

        justify-content:
            space-between;

    }


    .progress-bar-inline {

        width:
            100px;

    }


    .leaderboard-table {

        min-width:
            500px;

    }


    .panel {

        overflow-x:
            auto;

    }


    .toast-container {

        right:
            0.75rem;

        left:
            0.75rem;

        bottom:
            0.75rem;

        max-width:
            none;

    }

}


/* =========================================================
   ACCESSIBILITY
========================================================= */

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {

    outline:
        3px solid rgba(46,108,181,0.35);

    outline-offset:
        2px;

}


/* =========================================================
   REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {

        scroll-behavior:
            auto !important;

        transition:
            none !important;

    }

}
/* =========================================================
   PROFESSIONAL COURSE MARKS
   Replaces decorative course icons with restrained academic
   code marks that work consistently without an icon library.
========================================================= */
.course-code {
    width: 52px;
    height: 52px;
    border: 1px solid rgba(255,255,255,.35);
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .06em;
    color: #fff;
    background: rgba(255,255,255,.12);
}

.course-nav-code {
    width: 34px;
    height: 28px;
    flex: 0 0 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: var(--eac-blue, #123f68);
    color: #fff;
    font-size: .65rem;
    font-weight: 800;
    letter-spacing: .04em;
}

.modal-overlay[hidden] { display: none !important; }
body.modal-open { overflow: hidden; }

/* Final institutional polish */
.brand-mark{width:44px;height:44px;background:#fff;border-radius:8px;display:grid;place-items:center;overflow:hidden;border:1px solid rgba(255,255,255,.35)}
.brand-mark img{width:38px;height:38px;object-fit:contain}
.course-card{transition:transform .18s ease,box-shadow .18s ease}
.course-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.course-code{font-weight:800;letter-spacing:.06em}

.language-select{padding:.35rem .45rem;border:1px solid rgba(255,255,255,.35);border-radius:6px;background:rgba(255,255,255,.12);color:#fff;font-weight:700}
.language-select option{color:#111;background:#fff}
.language-floating{position:fixed;top:1rem;right:1rem;z-index:1000;background:#123f68}
.course-search{display:flex;align-items:center;gap:.75rem;margin:1rem 0 1.25rem;padding:.75rem 1rem;border:1px solid var(--border-color,#e5e7eb);border-radius:10px;background:var(--card-bg,#fff)}
.course-search label{white-space:nowrap;color:var(--text-secondary,#6b7280);font-size:.85rem;font-weight:700}
.course-search input{width:100%;border:0;outline:0;background:transparent;color:var(--text-primary,#111827);font-size:.95rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
body.dark-mode .course-search{background:var(--card-bg,#172b42)}
.course-row-actions{display:flex;gap:6px;align-items:center;margin-left:auto}.btn-danger{background:#b42318;color:#fff;border:1px solid #b42318}.btn-danger:hover{background:#8f1c14;border-color:#8f1c14}


/* =========================================================
   RESPONSIVE HARDENING — phones & tablets
========================================================= */
.site-header{min-width:0;overflow:hidden}
.header-brand,.header-nav,.header-actions{min-width:0}
.header-nav{overflow-x:auto;scrollbar-width:none}.header-nav::-webkit-scrollbar{display:none}
.header-actions{overflow-x:auto;scrollbar-width:none;white-space:nowrap}.header-actions::-webkit-scrollbar{display:none}
.main-content{min-width:0;overflow:hidden}
.content-frame-wrap{min-width:0;overflow:hidden}
.content-frame-wrap iframe{min-height:100%;height:100%;width:100%;display:block}
.page-container,.forum-page{width:100%;min-width:0}
.panel,.forum-panel{min-width:0}
.table-responsive,.panel table,.leaderboard-table{max-width:100%;overflow-x:auto}

@media (max-width: 900px){
  .site-header{padding:0 .75rem;gap:.5rem}
  .header-nav{display:flex;flex:1;justify-content:center}
  .header-nav .nav-link{white-space:nowrap;padding:.45rem .65rem;font-size:.78rem}
  .header-actions{flex:0 1 auto;gap:.3rem}
  .brand-text{display:none}
  .app-layout{min-height:calc(100vh - var(--header-h))}
  .page-container{padding-left:1rem;padding-right:1rem}
  .forum-page{padding-left:1rem;padding-right:1rem}
}

@media (max-width: 600px){
  :root{--header-h:58px}
  .site-header{padding:0 .55rem}
  .brand-mark{width:36px;height:36px;flex:0 0 36px}
  .header-brand{gap:.35rem}
  .header-nav{display:none}
  .header-actions{margin-left:auto;max-width:calc(100vw - 92px)}
  .header-actions .language-select{font-size:.72rem;padding:.28rem .35rem}
  .header-actions .btn-icon{width:34px;height:34px;flex:0 0 34px}
  .header-actions .btn-sm{padding:.3rem .5rem;font-size:.72rem}
  .header-actions .btn-gold{display:none}
  .user-chip{display:none!important}
  .welcome-panel{padding:1rem .65rem}
  .welcome-inner{width:100%}
  .course-search{flex-direction:column;align-items:stretch;gap:.45rem;padding:.65rem}
  .course-grid{grid-template-columns:1fr;gap:.85rem}
  .course-card{width:100%;min-width:0}
  .course-card-actions{display:grid!important;grid-template-columns:1fr 1fr;gap:.5rem}
  .course-card-actions .btn{width:100%;min-width:0}
  .content-toolbar{flex-wrap:wrap;align-items:center}
  .content-toolbar h2{width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .content-toolbar .progress-track{flex:1;min-width:90px;width:auto;max-width:none}
  .content-frame-wrap{height:calc(100vh - var(--header-h) - 62px);min-height:520px}
  .page-container{padding:.9rem .7rem 1.5rem}
  .page-header{margin-bottom:1rem}
  .page-header h1{font-size:1.3rem}
  .stats-row{grid-template-columns:1fr 1fr;gap:.65rem}
  .stat-card{padding:.85rem}
  .stat-card .value{font-size:1.45rem}
  .forum-page{padding:76px .7rem 1.5rem}
  .forum-grid{grid-template-columns:1fr;gap:.75rem}
  .forum-panel{border-radius:10px}
  .topic-list{max-height:240px;overflow-y:auto}
  .composer-actions{flex-direction:column;align-items:stretch}
  .composer-actions .btn{width:100%}
  .comment-card.reply{margin-left:10px}
  .list-item{width:100%;overflow:hidden}
  .list-item > div{max-width:100%}
}

@media (min-width: 601px) and (max-width: 900px){
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .forum-grid{grid-template-columns:220px 1fr}
  .course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* =========================================================
   COURSE READER: COLLAPSIBLE SIDEBAR + ONE PAGE SCROLLBAR
========================================================= */

.sidebar{overflow:visible}
.sidebar-section{height:100%;overflow-y:auto;overscroll-behavior:contain}

.sidebar-toggle{
  position:absolute;
  top:12px;
  right:-18px;
  z-index:30;
  width:36px;
  height:36px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--border);
  border-radius:50%;
  background:var(--bg-surface);
  color:var(--eac-blue);
  box-shadow:0 3px 10px rgba(16,55,86,.16);
  cursor:pointer;
  transition:background var(--transition),color var(--transition),transform var(--transition);
}

.sidebar-toggle:hover{
  background:var(--eac-blue);
  color:#fff;
  transform:scale(1.05);
}

.sidebar-toggle:focus-visible{
  outline:3px solid rgba(72,166,219,.38);
  outline-offset:2px;
}

@media (min-width:901px){
  .sidebar{position:relative;z-index:20}
  .sidebar.sidebar-collapsed{width:0!important;min-width:0;border-right-width:0;overflow:visible}
  .sidebar.sidebar-collapsed .sidebar-section{opacity:0;visibility:hidden;pointer-events:none}
  .sidebar.sidebar-collapsed + .sidebar-resizer{display:none}
  .sidebar.sidebar-collapsed .sidebar-toggle{right:-42px}

  body.course-view-active .sidebar{
    position:sticky;
    top:var(--header-h);
    align-self:flex-start;
    height:calc(100vh - var(--header-h));
  }
}

@media (max-width:900px){
  .sidebar-toggle{top:10px;right:12px}
}

/* The parent page owns vertical scrolling while an embedded course is open. */
body.course-view-active .app-layout{
  height:auto;
  min-height:calc(100vh - var(--header-h));
}

body.course-view-active .main-content,
body.course-view-active .content-frame-wrap{
  overflow:visible;
}

body.course-view-active .content-frame-wrap{
  flex:0 0 auto;
  height:auto;
  min-height:0;
}

body.course-view-active .content-frame-wrap iframe{
  height:720px;
  min-height:0;
  overflow:hidden;
}


/* =========================================================
   HEADER COURSE DROPDOWN
========================================================= */

/* Shared authentication header (login, administrator login, registration and
   password reset). Keep this in the global stylesheet because every auth page
   renders the same includes/header.php variant. */
.eac-login-topbar{
  min-height:74px;background:#fff;border-bottom:1px solid #d9e4ec;
  display:flex;align-items:center;padding:10px clamp(18px,5vw,72px);gap:14px;
  box-shadow:0 2px 9px rgba(0,40,79,.06);position:relative;z-index:1000
}
.eac-login-brand-link{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.eac-login-topbar img{width:48px!important;height:48px!important;max-width:48px;object-fit:contain;flex:0 0 48px}
.eac-login-brand{display:flex;flex-direction:column;line-height:1.2}
.eac-login-brand strong{font-size:1rem;color:#0c4778}
.eac-login-brand span{font-size:.74rem;color:#637687;font-weight:700;letter-spacing:.04em}
.eac-login-topbar .spacer{flex:1}
.eac-login-back{display:inline-flex;align-items:center;gap:5px;color:#0c4778;font-weight:700;text-decoration:none;font-size:.9rem;white-space:nowrap}
.eac-login-back:hover{text-decoration:underline}

@media(max-width:620px){
  .eac-login-topbar{padding:9px 14px;gap:9px;flex-wrap:wrap}
  .eac-login-brand-link{margin-right:auto}
  .eac-login-topbar .spacer{display:none}
  .eac-login-back{font-size:.78rem}
}

.nav-dropdown{position:relative;display:flex;align-items:center}
.nav-dropdown-toggle{font-family:inherit;border:0;cursor:pointer;background:transparent;color:rgba(255,255,255,0.85)}
.nav-dropdown-chevron{font-size:.68rem;margin-left:.18rem;transition:transform var(--transition)}
.nav-dropdown.open .nav-dropdown-chevron{transform:rotate(180deg)}
.nav-dropdown-menu{
    position:absolute;top:calc(100% + 10px);left:0;z-index:1200;
    min-width:220px;padding:.45rem;background:var(--bg-surface);
    border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-lg);
    opacity:0;visibility:hidden;transform:translateY(-6px);pointer-events:none;
    transition:opacity var(--transition),transform var(--transition),visibility var(--transition)
}
.nav-dropdown.open .nav-dropdown-menu,.nav-dropdown:focus-within .nav-dropdown-menu{
    opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto
}
.nav-dropdown-item{
    width:100%;display:flex;align-items:center;gap:.65rem;padding:.65rem .75rem;
    border:0;border-radius:7px;background:transparent;color:var(--text-primary);
    font:600 .84rem 'Source Sans 3','Segoe UI',sans-serif;text-align:left;text-decoration:none;cursor:pointer
}
.nav-dropdown-item i{width:18px;color:var(--eac-blue);text-align:center}
.nav-dropdown-item:hover:not(:disabled),.nav-dropdown-item:focus-visible:not(:disabled){background:var(--eac-blue-soft);color:var(--eac-blue);outline:none;text-decoration:none}
.nav-dropdown-item:disabled{opacity:.42;cursor:not-allowed}
body.course-view-active #courseNavToggle{background:transparent;color:rgba(255,255,255,.85)}
body.course-view-active #platformHomeLink{background:transparent}

/* Desktop dropdowns must be allowed to extend below the fixed header. The
   responsive hardening rules above use overflow clipping/scrolling, which
   otherwise hides this absolutely positioned menu after the toggle opens. */
@media(min-width:901px){
  .site-header{overflow:visible}
  .header-nav{overflow:visible}
  .nav-dropdown-menu{z-index:1300}
}

@media(max-width:900px){
  .nav-dropdown-menu{left:auto;right:0}
}

/* EAC brand colour and descriptive catalogue headings. */
.welcome-hero {
    background: var(--eac-blue);
    padding: 2rem 1.5rem;
    border-radius: 12px;
}
.welcome-hero h2,
body.dark-mode .welcome-hero h2,
.welcome-hero p { color: #102d46; }
.course-card-header { background: var(--eac-blue); align-items: center; }
.course-card-title { margin: 0; color: #102d46; font-size: 1.15rem; line-height: 1.4; }
.theme-toggle { width: auto; gap: .45rem; padding: .5rem .65rem; }
.theme-toggle span { font-size: .8rem; white-space: nowrap; }

/* Keep the labelled theme control inside its own button on phones. */
@media (max-width: 600px) {
    .header-actions > * { flex-shrink: 0; }
    .header-actions .theme-toggle {
        width: auto;
        flex: 0 0 auto;
        min-height: 34px;
        gap: .35rem;
        padding: .35rem .5rem;
    }
    .header-actions .theme-toggle span { font-size: .72rem; }
}