/* ============================================
   GI-KACE LMS — Theme for gi-kace.gov.gh
   Match main site: deep blue, white, red.
   To match exactly: open gi-kace.gov.gh → F12 → pick
   header/button colors and set --gikace-blue, --gikace-red below.
   ============================================ */

/* Reset and Base */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Main project colors — change these to match gi-kace.gov.gh */
    --gikace-blue: #00205B;
    --gikace-blue-hover: #003366;
    --gikace-white: #ffffff;
    --gikace-red: #C41230;

    /* Derived theme (uses above) */
    --color-bg: var(--gikace-white);
    --color-surface: var(--gikace-white);
    --color-surface-2: #f5f7fa;
    --color-primary: var(--gikace-blue);
    --color-primary-hover: var(--gikace-blue-hover);
    --color-primary-light: #e8ecf4;
    --color-accent: var(--gikace-red);
    --color-heading: var(--gikace-blue);
    --color-text: #1a1a1a;
    --color-text-muted: #4a4a4a;
    --color-border: #dde1e8;
    --color-border-focus: var(--gikace-blue);
    --color-success: var(--gikace-blue);
    --color-success-bg: #e8ecf4;
    --color-danger: var(--gikace-red);
    --color-danger-bg: #fef2f2;
    --color-warning: #b45309;
    --color-warning-bg: #fef3c7;
    --color-info: var(--gikace-blue);
    --color-info-bg: #e8ecf4;
    --header-bg: var(--gikace-blue);
    --header-text: var(--gikace-white);
    --header-green: #2e7d32;
    --footer-bg: var(--gikace-blue);
    --footer-text: rgba(255, 255, 255, 0.9);
    --white: var(--gikace-white);
    --shadow-sm: 0 1px 2px rgba(0, 32, 91, 0.06);
    --shadow: 0 4px 6px -1px rgba(0, 32, 91, 0.08), 0 2px 4px -2px rgba(0, 32, 91, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 32, 91, 0.1), 0 4px 6px -4px rgba(0, 32, 91, 0.06);
    --shadow-lg: 0 20px 25px -5px rgba(0, 32, 91, 0.1), 0 8px 10px -6px rgba(0, 32, 91, 0.06);
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: 0.2s ease;
}

body {
    font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ----- Header ----- */
.main-header {
    background: var(--header-bg);
    color: var(--header-text);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top-bar {
    background: linear-gradient(180deg, rgba(0, 32, 91, 0.4) 0%, transparent 100%);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.875rem;
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-info {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--footer-text);
}

.contact-info i {
    color: var(--color-accent);
    opacity: 0.9;
}

.contact-info a {
    color: var(--footer-text);
    text-decoration: none;
    transition: color var(--transition);
}

.contact-info a:hover {
    color: var(--color-accent);
}

.header-login a {
    color: var(--header-text);
    text-decoration: none;
    font-weight: 500;
    padding: 0.35rem 0.75rem;
    border-radius: 8px;
    transition: background var(--transition), color var(--transition);
}

.header-login a:hover {
    background: rgba(196, 18, 48, 0.25);
    color: var(--color-accent);
}

.header-main-bar {
    padding: 1rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    text-decoration: none;
    color: var(--header-text);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--header-text);
    letter-spacing: -0.02em;
}

.logo-img {
    height: 52px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 0.25rem;
    align-items: center;
    margin: 0;
    padding: 0;
}

.main-nav a {
    color: var(--footer-text);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: background var(--transition), color var(--transition);
}

.main-nav a:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--header-text);
}

.main-nav li.active a {
    background: rgba(255, 255, 255, 0.18);
    color: var(--header-text);
    font-weight: 600;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    color: var(--header-text);
}

.hamburger-icon {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 16px;
}

.hamburger-icon span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: currentColor;
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.mobile-menu-toggle.active .hamburger-icon span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active .hamburger-icon span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-icon span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ----- Main content ----- */
.main-content {
    min-height: calc(100vh - 180px);
    padding: 2rem 0 3rem;
}

/* ----- Hero slider ----- */
.hero-slider {
    position: relative;
    min-height: 720px;
    overflow: hidden;
    width: 100%;
    margin: -2rem 0 3rem;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.slider-container {
    position: relative;
    width: 100%;
    height: 720px;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 0.8s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 32, 91, 0.85) 0%, rgba(0, 32, 91, 0.5) 100%);
    z-index: 1;
}

.slide .container {
    position: relative;
    z-index: 2;
    width: 100%;
}

.slide .hero-content {
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
    color: white;
    padding: 2.5rem;
    background: rgba(0, 32, 91, 0.65);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.slide .hero-content h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
    animation: fadeInUp 0.6s ease-out;
}

.slide .hero-content p {
    font-size: 1.125rem;
    line-height: 1.75;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out;
    margin-bottom: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 32, 91, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1.25rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.slider-nav:hover {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
    transform: translateY(-50%) scale(1.05);
}

.slider-nav.prev { left: 24px; }
.slider-nav.next { right: 24px; }

.slider-indicators {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all var(--transition);
    border: 2px solid rgba(255, 255, 255, 0.6);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.7);
}

.indicator.active {
    background: var(--color-accent);
    width: 28px;
    border-radius: 5px;
    border-color: var(--color-accent);
}

/* ----- Section title ----- */
.section-title {
    text-align: center;
    margin: 3rem 0 2rem;
    font-family: 'Outfit', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-heading);
    letter-spacing: -0.02em;
}

.section-title i {
    margin-right: 0.5rem;
    color: var(--color-primary);
}

/* ----- Cards ----- */
.card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 1.75rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-border);
}

.card-header {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
    margin-bottom: 1.25rem;
}

.card-header h2 {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--color-heading);
}

/* ----- Course grid ----- */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.course-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.course-thumbnail {
    width: 100%;
    height: 200px;
    background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

.course-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.course-card-body {
    padding: 1.5rem;
}

.course-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 0.5rem;
    line-height: 1.35;
}

.course-card p {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.55;
}

.course-category-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.course-category-tag i {
    font-size: 0.7rem;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.course-meta .btn {
    flex-shrink: 0;
}

/* ----- Buttons ----- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border: none;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--color-success);
    color: white;
}

.btn-success:hover {
    background: #047857;
    color: white;
}

.btn-danger {
    background: var(--color-danger);
    color: white;
}

.btn-danger:hover {
    background: #b91c1c;
}

.btn-secondary {
    background: var(--color-text-muted);
    color: white;
}

.btn-secondary:hover {
    background: var(--color-text);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* ----- Forms ----- */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 500;
    color: var(--color-heading);
    font-size: 0.9375rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition);
    background: var(--color-surface);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px rgba(0, 32, 91, 0.18);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

select.form-control {
    cursor: pointer;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: color var(--transition);
}

.password-toggle:hover {
    color: var(--color-primary);
}

form h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-heading);
}

form h3:first-of-type {
    margin-top: 0;
}

/* ----- Alerts ----- */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.alert-success {
    background: var(--color-success-bg);
    color: var(--color-heading);
    border: 1px solid #bfd4e8;
}

.alert-error {
    background: var(--color-danger-bg);
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-info {
    background: var(--color-info-bg);
    color: var(--color-heading);
    border: 1px solid #bfd4e8;
}

/* ----- Help guides ----- */
.help-guides-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.help-guide-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
}

.help-guide-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.help-guide-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.help-guide-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(145deg, var(--color-primary), var(--color-accent));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.help-guide-header h3 {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-heading);
}

.help-guide-description {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.help-video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--color-heading);
}

.help-video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.help-pdf-preview,
.help-text-content {
    padding: 1.25rem;
    background: var(--color-surface-2);
    border-radius: var(--radius);
    color: var(--color-text);
}

.help-image-preview img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

/* ----- Partners banner ----- */
.partners-banner {
    background: var(--color-surface-2);
    padding: 3rem 0;
    margin: 3rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.partners-content {
    text-align: center;
}

.partners-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}

.partners-image:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* ----- Dashboard ----- */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.dashboard-card {
    background: var(--color-surface);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}

.dashboard-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.dashboard-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.dashboard-card h3 {
    margin: 0.5rem 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
}

.dashboard-card .number {
    font-family: 'Outfit', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Dashboard page headers (admin / student / tutor) */
.admin-dashboard-header,
.dashboard-header-card {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: white;
    padding: 1.5rem 2rem;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
}

.dashboard-header-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.admin-dashboard-header h1,
.dashboard-header-card h1 {
    margin: 0 0 0.35rem 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
}

.admin-dashboard-header p,
.dashboard-header-card p {
    margin: 0;
    opacity: 0.95;
    font-size: 0.9375rem;
}

.admin-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.admin-action-card {
    background: var(--color-surface);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
    border-left: 4px solid var(--color-primary);
    text-decoration: none;
    color: var(--color-text);
    display: block;
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
}

.admin-action-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: var(--color-text);
}

.admin-action-card.primary { border-left-color: var(--color-primary); }
.admin-action-card.secondary { border-left-color: var(--color-accent); }
.admin-action-card.info { border-left-color: var(--color-info); }
.admin-action-card.success { border-left-color: var(--color-success); }

.admin-action-card i {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    display: block;
    color: var(--color-primary);
}

.admin-action-card.secondary i { color: var(--color-accent); }
.admin-action-card.info i { color: var(--color-info); }
.admin-action-card.success i { color: var(--color-success); }

.admin-action-card h3 {
    margin: 0.5rem 0 0 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-heading);
}

.admin-action-card p {
    margin: 0.5rem 0 0 0;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.dashboard-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.dashboard-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.dashboard-section-header h2 {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-heading);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.dashboard-stat-card {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: white;
    padding: 1.25rem;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}

.dashboard-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.dashboard-stat-card i {
    font-size: 1.5rem;
    margin-bottom: 0.35rem;
    opacity: 0.95;
}

.dashboard-stat-card h3 {
    margin: 0.25rem 0;
    font-size: 0.75rem;
    opacity: 0.95;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.dashboard-stat-card .number {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0.25rem 0;
    font-family: 'Outfit', sans-serif;
}

/* ----- Tables ----- */
.table-container {
    overflow-x: auto;
    margin-top: 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
}

table th,
table td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

table th {
    background: var(--color-primary);
    color: var(--header-text);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

table tr:last-child td {
    border-bottom: none;
}

table tr:hover td {
    background: var(--color-surface-2);
}

/* ----- Progress bar ----- */
.progress {
    width: 100%;
    height: 10px;
    background: var(--color-border);
    border-radius: 999px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-hover));
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.75rem;
    transition: width 0.4s ease;
}

/* ----- Course sections (student/tutor) ----- */
.course-section {
    margin-bottom: 2rem;
}

.section-header {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius) var(--radius) 0 0;
}

.section-header h2 {
    color: white;
    margin: 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
}

.practice-card {
    padding: 1.25rem 1.5rem;
    background: var(--color-surface-2);
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary);
    margin-bottom: 1rem;
    transition: transform var(--transition), box-shadow var(--transition);
}

.practice-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.practice-icon {
    color: var(--color-primary);
    margin-right: 0.5rem;
}

.interactive-content {
    background: var(--color-primary-light);
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary);
    margin: 0.5rem 0;
    color: var(--color-heading);
}

/* ----- Footer ----- */
.main-footer {
    background: var(--footer-bg);
    color: var(--footer-text);
    padding: 2.5rem 0 1.5rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--header-text);
    font-family: 'Outfit', sans-serif;
    font-size: 1rem;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a,
.footer-section p {
    color: var(--footer-text);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color var(--transition);
}

.footer-section a:hover {
    color: var(--color-accent);
}

.footer-section a.active {
    color: var(--header-text);
    font-weight: 600;
}

.footer-section p {
    margin-bottom: 0.35rem;
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    font-size: 1.15rem;
    transition: background var(--transition), color var(--transition);
}

.social-links a:hover {
    background: var(--color-accent);
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.footer-bottom a {
    color: var(--color-accent);
    text-decoration: none;
}

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

/* ----- Utilities ----- */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* ----- Document viewer ----- */
#pdf-viewer-container {
    position: relative;
}

#pdf-canvas {
    margin: 0 auto;
    display: block;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

#pdf-viewer-container .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#page-input {
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 0.5rem 0.75rem;
}

#page-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(0, 32, 91, 0.2);
}

.course-material-item:hover {
    background: var(--color-surface-2);
}

/* ----- Responsive ----- */
@media (max-width: 768px) {
    .header-top-content {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .contact-info {
        flex-direction: column;
        gap: 0.5rem;
    }

    .header-main-bar {
        padding: 0.75rem 0;
    }

    .logo-img {
        height: 44px;
        max-width: 140px;
    }

    .logo-text {
        font-size: 1.25rem;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--header-bg);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        box-shadow: var(--shadow-lg);
        z-index: 999;
        margin-top: 0.25rem;
        border-radius: 0 0 var(--radius) var(--radius);
    }

    .main-nav.active {
        max-height: 400px;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 0.5rem;
    }

    .main-nav ul li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .main-nav ul li:last-child {
        border-bottom: none;
    }

    .main-nav a {
        display: block;
        padding: 1rem 1.25rem;
    }

    .hero-slider {
        min-height: 520px;
        margin-bottom: 2rem;
        border-radius: 0;
    }

    .slider-container {
        height: 520px;
    }

    .slide .hero-content {
        padding: 1.5rem;
    }

    .slide .hero-content h1 {
        font-size: 1.75rem;
    }

    .slide .hero-content p {
        font-size: 1rem;
    }

    .slider-nav {
        width: 40px;
        height: 40px;
    }

    .slider-nav.prev { left: 12px; }
    .slider-nav.next { right: 12px; }

    .section-title {
        font-size: 1.5rem;
        margin: 2rem 0 1.5rem;
    }

    .courses-grid {
        grid-template-columns: 1fr;
    }

    .partners-banner {
        padding: 2rem 0;
        margin: 2rem 0;
    }

    .help-guides-grid {
        grid-template-columns: 1fr;
    }

    #pdf-viewer-container > div:first-child {
        flex-direction: column;
        align-items: stretch;
    }

    #pdf-viewer-container > div:first-child > div {
        width: 100%;
        justify-content: center;
    }
}

/* ===== Dashboard layout (sidebar + main) ===== */
.dashboard-body {
    min-height: 100vh;
    background: var(--color-surface-2);
}
.dashboard-wrapper {
    display: flex;
    min-height: 100vh;
}
.dashboard-sidebar {
    width: 260px;
    min-width: 260px;
    background: var(--header-bg);
    color: var(--header-text);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    box-shadow: var(--shadow-md);
    z-index: 100;
}
.sidebar-brand {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.12);
}
.sidebar-brand a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
}
.sidebar-logo {
    max-height: 40px;
    width: auto;
}
.sidebar-logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
}
.sidebar-role {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    opacity: 0.8;
    margin-top: 0.25rem;
}
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}
.sidebar-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.sidebar-nav li {
    margin: 0;
}
.sidebar-nav .nav-label {
    padding: 0.75rem 1.5rem 0.35rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    opacity: 0.7;
    color: var(--header-text);
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 1.5rem;
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: background 0.2s, color 0.2s;
}
.sidebar-nav a:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}
.sidebar-nav a.active {
    background: rgba(255,255,255,0.18);
    color: white;
    font-weight: 600;
}
.sidebar-nav a i {
    width: 1.25rem;
    text-align: center;
    opacity: 0.95;
}
.sidebar-nav a .badge {
    margin-left: auto;
    background: var(--color-accent);
    color: white;
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-style: normal;
    font-weight: 600;
}
.sidebar-footer {
    border-top: 1px solid rgba(255,255,255,0.12);
    padding: 0.75rem 0;
}
.sidebar-footer a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1.5rem;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background 0.2s, color 0.2s;
}
.sidebar-footer a:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}
.sidebar-footer a i {
    width: 1.25rem;
    text-align: center;
}
.dashboard-main {
    flex: 1;
    padding: 1.5rem 2rem 2rem;
    min-width: 0;
}
.dashboard-main .container {
    max-width: 1200px;
    margin: 0;
    padding: 0;
}
.dashboard-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.dashboard-page-header h1 {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-heading);
}
.dashboard-page-header p {
    margin: 0.25rem 0 0 0;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}
.dashboard-page-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 0.75rem 1.5rem;
    margin-top: auto;
}
.dashboard-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}
.dashboard-footer-inner p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}
.dashboard-footer-inner a {
    color: var(--color-primary);
    text-decoration: none;
}
.dashboard-footer-inner a:hover {
    text-decoration: underline;
}
.dashboard-stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.dashboard-stat-cards .stat-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 1.25rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}
.dashboard-stat-cards .stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}
.dashboard-stat-cards .stat-card i {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}
.dashboard-stat-cards .stat-card .stat-value {
    font-family: 'Outfit', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-heading);
}
.dashboard-stat-cards .stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}
.dashboard-section-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.dashboard-section-card h2 {
    margin: 0 0 1rem 0;
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-heading);
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}
.dashboard-quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}
.dashboard-quick-actions a {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--color-text);
    transition: background 0.2s, border-color 0.2s;
}
.dashboard-quick-actions a:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
}
.dashboard-quick-actions a i {
    font-size: 1.35rem;
    color: var(--color-primary);
}
.dashboard-quick-actions a span {
    flex: 1;
}
.dashboard-quick-actions a strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}
.dashboard-quick-actions a small {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}
.sidebar-toggle-btn {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 101;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-primary);
    cursor: pointer;
    box-shadow: var(--shadow);
    align-items: center;
    justify-content: center;
}
.sidebar-toggle-btn i { font-size: 1.25rem; }
@media (max-width: 992px) {
    .sidebar-toggle-btn { display: flex; }
    .dashboard-sidebar {
        position: fixed;
        left: 0;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
    }
    .dashboard-sidebar.open {
        transform: translateX(0);
    }
    .dashboard-main {
        padding: 1rem;
        padding-top: 3.5rem;
    }
}
@media (max-width: 768px) {
    .dashboard-stat-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    .dashboard-quick-actions {
        grid-template-columns: 1fr;
    }
}