/* ============================================================
   HMI IT Telkom - Custom Design System
   Di atas TailwindCSS CDN
   ============================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ============================================================
   CSS Variables - HMI Color Palette
   ============================================================ */
:root {
    --hmi-green: #1B5E20;
    --hmi-green-light: #4CAF50;
    --hmi-green-dark: #0D3B13;
    --hmi-green-50: #E8F5E9;
    --hmi-green-100: #C8E6C9;
    --hmi-black: #121212;
    --hmi-black-light: #1E1E1E;
    --hmi-gold: #FFD700;
    --hmi-gold-dark: #E5C100;
    --hmi-white: #FAFAFA;
    --hmi-gray: #E0E0E0;
    --hmi-gray-light: #F5F5F5;
    --hmi-gray-dark: #757575;
    --hmi-red: #C62828;
    --hmi-blue: #1565C0;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   Base & Typography
   ============================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--hmi-black);
    background-color: var(--hmi-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

a {
    color: var(--hmi-green);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--hmi-green-light);
}

/* ============================================================
   NAVBAR - Public
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(27, 94, 32, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    overflow: visible;
    /* CRITICAL: allow mobile menu to expand beyond navbar */
}

.navbar.scrolled {
    background: rgba(18, 18, 18, 0.98);
    box-shadow: var(--shadow-lg);
}

.navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
}

.navbar-logo img {
    height: 42px;
    width: auto;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.navbar-menu a {
    color: rgba(255, 255, 255, 0.85);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: white;
    background: rgba(255, 255, 255, 0.12);
}

.navbar-cta {
    background: var(--hmi-gold) !important;
    color: var(--hmi-black) !important;
    font-weight: 600 !important;
    padding: 10px 24px !important;
    border-radius: 50px !important;
}

.navbar-cta:hover {
    background: var(--hmi-gold-dark) !important;
    transform: translateY(-1px);
}

/* Mobile menu toggle */
.navbar-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    position: relative;
    z-index: 1002;
    /* Stay above mobile menu overlay */
    -webkit-tap-highlight-color: transparent;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--hmi-green-dark) 0%, var(--hmi-black) 50%, var(--hmi-green) 100%);
    overflow: hidden;
    padding-top: 72px;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 50%, rgba(76, 175, 80, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 215, 0, 0.08) 0%, transparent 40%);
    pointer-events: none;
}

/* Animated floating orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    animation: float 8s ease-in-out infinite;
}

.hero-orb-1 {
    width: 300px;
    height: 300px;
    background: var(--hmi-green-light);
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 200px;
    height: 200px;
    background: var(--hmi-gold);
    top: 60%;
    right: 15%;
    animation-delay: 3s;
}

.hero-orb-3 {
    width: 250px;
    height: 250px;
    background: var(--hmi-green);
    bottom: 10%;
    left: 40%;
    animation-delay: 5s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) scale(1);
    }

    50% {
        transform: translateY(-30px) scale(1.05);
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 8px 20px;
    border-radius: 50px;
    color: var(--hmi-gold);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.hero h1 {
    color: white;
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--hmi-gold), #FFA000);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--hmi-green), var(--hmi-green-light));
    color: white;
    box-shadow: 0 4px 15px rgba(27, 94, 32, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(27, 94, 32, 0.5);
    color: white;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    color: white;
}

.btn-gold {
    background: linear-gradient(135deg, var(--hmi-gold), #FFA000);
    color: var(--hmi-black);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
    color: var(--hmi-black);
}

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

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

/* ============================================================
   COUNTERS
   ============================================================ */
.counter-section {
    background: var(--hmi-white);
    padding: 80px 24px;
}

.counter-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
}

.counter-card {
    text-align: center;
    padding: 32px 20px;
    border-radius: var(--radius-lg);
    background: white;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--hmi-gray);
    transition: var(--transition);
}

.counter-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--hmi-green-light);
}

.counter-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--hmi-green-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.5rem;
}

.counter-number {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--hmi-green);
    line-height: 1;
    margin-bottom: 8px;
}

.counter-label {
    color: var(--hmi-gray-dark);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ============================================================
   SECTION BASE
   ============================================================ */
.section {
    padding: 80px 24px;
}

.section-dark {
    background: var(--hmi-black);
    color: white;
}

.section-light {
    background: var(--hmi-gray-light);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 12px;
    color: var(--hmi-black);
}

.section-dark .section-header h2 {
    color: white;
}

.section-header p {
    color: var(--hmi-gray-dark);
    font-size: 1.05rem;
}

.section-dark .section-header p {
    color: rgba(255, 255, 255, 0.6);
}

.section-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--hmi-green), var(--hmi-gold));
    border-radius: 2px;
    margin: 16px auto 0;
}

/* ============================================================
   CARDS (Berita, Event, Module)
   ============================================================ */
.card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--hmi-gray);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--hmi-green-50), var(--hmi-gray-light));
}

.card-body {
    padding: 20px;
}

.card-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-berita {
    background: var(--hmi-green-50);
    color: var(--hmi-green);
}

.badge-event {
    background: #FFF8E1;
    color: #F57F17;
}

.badge-pending {
    background: #FFF3E0;
    color: #E65100;
}

.badge-aktif {
    background: var(--hmi-green-50);
    color: var(--hmi-green);
}

.badge-lulus {
    background: #E3F2FD;
    color: var(--hmi-blue);
}

.card-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    margin: 12px 0 8px;
    color: var(--hmi-black);
}

.card-title a {
    color: var(--hmi-black);
}

.card-title a:hover {
    color: var(--hmi-green);
}

.card-text {
    color: var(--hmi-gray-dark);
    font-size: 0.9rem;
    line-height: 1.6;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 16px;
    font-size: 0.8rem;
    color: var(--hmi-gray-dark);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--hmi-black);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--hmi-gray);
    border-radius: var(--radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    background: white;
    transition: var(--transition);
    color: var(--hmi-black);
}

.form-input:focus {
    outline: none;
    border-color: var(--hmi-green);
    box-shadow: 0 0 0 3px rgba(27, 94, 32, 0.15);
}

.form-input::placeholder {
    color: #BDBDBD;
}

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

select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23757575' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-error {
    color: var(--hmi-red);
    font-size: 0.8rem;
    margin-top: 4px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--hmi-black);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 24px 24px;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links h4 {
    color: var(--hmi-gold);
    font-size: 0.95rem;
    margin-bottom: 16px;
    font-weight: 600;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--hmi-gold);
}

.footer-bottom {
    max-width: 1200px;
    margin: 24px auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ============================================================
   ADMIN SIDEBAR & LAYOUT
   ============================================================ */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: linear-gradient(180deg, var(--hmi-black) 0%, var(--hmi-green-dark) 100%);
    color: white;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    overflow-y: auto;
    transition: var(--transition);
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header h2 {
    font-size: 1.1rem;
    font-weight: 700;
}

.sidebar-header small {
    display: block;
    font-size: 0.7rem;
    color: var(--hmi-gold);
    font-weight: 500;
    margin-top: 2px;
}

.sidebar-nav {
    padding: 16px 12px;
}

.sidebar-section {
    margin-bottom: 24px;
}

.sidebar-section-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.4);
    padding: 0 12px;
    margin-bottom: 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    margin-bottom: 2px;
}

.sidebar-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.sidebar-link.active {
    background: rgba(76, 175, 80, 0.2);
    color: var(--hmi-gold);
}

.sidebar-link .icon {
    width: 20px;
    text-align: center;
    font-size: 1rem;
}

.admin-main {
    margin-left: 260px;
    flex: 1;
    background: var(--hmi-gray-light);
    min-height: 100vh;
}

.admin-topbar {
    background: white;
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--hmi-gray);
    position: sticky;
    top: 0;
    z-index: 50;
}

.admin-topbar h1 {
    font-size: 1.5rem;
    color: var(--hmi-black);
}

.admin-content {
    padding: 32px;
}

/* ============================================================
   STATS CARDS (Admin Dashboard)
   ============================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: white;
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--hmi-gray);
    transition: var(--transition);
}

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

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.stat-icon-green {
    background: var(--hmi-green-50);
    color: var(--hmi-green);
}

.stat-icon-gold {
    background: #FFF8E1;
    color: #F57F17;
}

.stat-icon-blue {
    background: #E3F2FD;
    color: var(--hmi-blue);
}

.stat-icon-red {
    background: #FFEBEE;
    color: var(--hmi-red);
}

.stat-info h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--hmi-black);
    line-height: 1;
}

.stat-info p {
    font-size: 0.85rem;
    color: var(--hmi-gray-dark);
    margin-top: 4px;
}

/* ============================================================
   TABLE (Admin)
   ============================================================ */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.data-table thead {
    background: var(--hmi-green-dark);
    color: white;
}

.data-table th {
    padding: 14px 16px;
    text-align: left;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--hmi-gray);
    font-size: 0.9rem;
}

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover {
    background: var(--hmi-green-50);
}

/* ============================================================
   LMS MODULE CARDS
   ============================================================ */
.module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.module-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--hmi-gray);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.module-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--hmi-green), var(--hmi-gold));
}

.module-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.module-card.locked {
    opacity: 0.65;
    filter: grayscale(0.3);
}

.module-card.locked::before {
    background: var(--hmi-gray-dark);
}

.module-number {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--hmi-green);
    color: white;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.module-card.locked .module-number {
    background: var(--hmi-gray-dark);
}

.module-card h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.module-card .description {
    color: var(--hmi-gray-dark);
    font-size: 0.9rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.module-progress {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    font-size: 0.85rem;
}

.progress-bar-track {
    width: 100%;
    height: 8px;
    background: var(--hmi-gray);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--hmi-green), var(--hmi-green-light));
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* ============================================================
   QUIZ STYLES
   ============================================================ */
.quiz-container {
    max-width: 800px;
    margin: 0 auto;
}

.quiz-question {
    background: white;
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--hmi-gray);
}

.quiz-question h4 {
    font-size: 1rem;
    margin-bottom: 16px;
    color: var(--hmi-black);
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 2px solid var(--hmi-gray);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.quiz-option:hover {
    border-color: var(--hmi-green-light);
    background: var(--hmi-green-50);
}

.quiz-option input[type="radio"] {
    accent-color: var(--hmi-green);
    width: 18px;
    height: 18px;
}

.quiz-option.correct {
    border-color: var(--hmi-green);
    background: var(--hmi-green-50);
}

.quiz-option.wrong {
    border-color: var(--hmi-red);
    background: #FFEBEE;
}

.quiz-timer {
    background: var(--hmi-black);
    color: var(--hmi-gold);
    padding: 12px 24px;
    border-radius: var(--radius);
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    text-align: center;
    position: sticky;
    top: 80px;
    z-index: 30;
}

/* ============================================================
   TIMELINE (Sejarah)
   ============================================================ */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, var(--hmi-green), var(--hmi-gold));
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    padding-right: calc(50% + 30px);
    position: relative;
    margin-bottom: 40px;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: calc(50% + 30px);
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--hmi-gold);
    border: 3px solid var(--hmi-green);
    z-index: 1;
}

.timeline-content {
    background: white;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--hmi-gray);
    max-width: 400px;
}

.timeline-year {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--hmi-green);
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.timeline-content p {
    font-size: 0.85rem;
    color: var(--hmi-gray-dark);
    line-height: 1.6;
}

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid var(--hmi-gray);
    color: var(--hmi-black);
}

.pagination a:hover {
    background: var(--hmi-green-50);
    border-color: var(--hmi-green);
    color: var(--hmi-green);
}

.pagination .active {
    background: var(--hmi-green);
    color: white;
    border-color: var(--hmi-green);
}

/* ============================================================
   AUTH PAGES (Login/Register)
   ============================================================ */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--hmi-green-dark) 0%, var(--hmi-black) 100%);
    padding: 24px;
}

.auth-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-xl);
}

.auth-card.wide {
    max-width: 640px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header h1 {
    font-size: 1.8rem;
    color: var(--hmi-green-dark);
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--hmi-gray-dark);
    font-size: 0.95rem;
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.text-green {
    color: var(--hmi-green);
}

.text-gold {
    color: var(--hmi-gold);
}

.text-muted {
    color: var(--hmi-gray-dark);
}

.mt-2 {
    margin-top: 8px;
}

.mt-4 {
    margin-top: 16px;
}

.mt-6 {
    margin-top: 24px;
}

.mb-4 {
    margin-bottom: 16px;
}

.mb-6 {
    margin-bottom: 24px;
}

.gap-4 {
    gap: 16px;
}

/* ============================================================
   RESPONSIVE — Comprehensive Mobile-First
   ============================================================ */

/* ---- Tablet (1024px) ---- */
@media (max-width: 1024px) {
    .admin-sidebar {
        width: 220px;
    }

    .admin-main {
        margin-left: 220px;
    }

    .section {
        padding: 60px 20px;
    }

    .container {
        padding: 0 20px;
    }
}

/* ---- Mobile / Tablet Portrait (768px) ---- */
@media (max-width: 768px) {

    /* Typography scaling */
    h1 {
        font-size: 1.8rem !important;
    }

    h2 {
        font-size: 1.4rem !important;
    }

    .hero h1 {
        font-size: 1.9rem !important;
    }

    .hero p {
        font-size: 0.95rem !important;
    }

    /* Sections */
    .section {
        padding: 48px 16px;
    }

    .section-header h2 {
        font-size: 1.3rem;
    }

    .container {
        padding: 0 16px;
    }

    /* === NAVBAR MOBILE — Full screen slide-down overlay === */
    .navbar-container {
        height: 60px;
        padding: 0 16px;
    }

    .navbar-logo {
        font-size: 1.1rem;
        gap: 8px;
    }

    .navbar-logo img {
        height: 30px !important;
        width: 30px !important;
    }

    .navbar-toggle {
        display: block;
    }

    .navbar-menu {
        display: none;
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(13, 59, 19, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px 16px 80px;
        gap: 4px;
        overflow-y: auto;
        z-index: 1001;
        /* Above navbar z-index:1000 */
        list-style: none;
        animation: slideDown 0.3s ease;
    }

    .navbar-menu.show {
        display: flex;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-12px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .navbar-menu li {
        width: 100%;
    }

    .navbar-menu a {
        display: block;
        width: 100%;
        padding: 14px 16px;
        font-size: 1rem;
        border-radius: 10px;
    }

    .navbar-menu a:hover,
    .navbar-menu a.active {
        background: rgba(255, 255, 255, 0.1);
    }

    .navbar-cta {
        text-align: center !important;
        margin-top: 12px;
        padding: 14px 24px !important;
    }

    /* Spacer for fixed navbar */
    body>div:first-child,
    [style*="height:72px"] {
        height: 60px !important;
    }

    /* Hero */
    .hero {
        padding-top: 60px;
        min-height: 85vh;
    }

    .hero-content {
        padding: 0 16px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    .hero-orb {
        display: none;
    }

    /* Counter Grid */
    .counter-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .counter-item h3 {
        font-size: 1.8rem;
    }

    /* Cards */
    .card-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .card {
        border-radius: 12px;
    }

    .card-body {
        padding: 16px;
    }

    .card-img {
        height: 180px;
    }

    /* Footer */
    .footer {
        padding: 40px 16px 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    /* Forms */
    .form-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .form-input {
        font-size: 16px;
    }

    /* Prevent iOS zoom */

    /* Timeline → single column */
    .timeline::before {
        left: 20px;
    }

    .timeline-item,
    .timeline-item:nth-child(even) {
        padding-left: 50px;
        padding-right: 0;
        justify-content: flex-start;
    }

    .timeline-dot {
        left: 20px;
    }

    .timeline-content {
        max-width: 100%;
    }

    /* Auth pages */
    .auth-page {
        padding: 16px;
    }

    .auth-card {
        padding: 28px 20px;
        border-radius: 16px;
    }

    .auth-card.wide {
        max-width: 100%;
    }

    .auth-header h1 {
        font-size: 1.5rem;
    }

    /* Tables → horizontal scroll */
    .data-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* LMS */
    .module-grid {
        grid-template-columns: 1fr;
    }

    .quiz-timer {
        top: 64px;
        font-size: 1rem;
        padding: 10px 16px;
    }

    /* Admin Panel */
    .admin-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 280px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 1100;
    }

    .admin-sidebar.show {
        transform: translateX(0);
    }

    .admin-main {
        margin-left: 0;
    }

    .admin-topbar {
        padding: 12px 16px;
    }

    .admin-topbar h1 {
        font-size: 1.1rem;
    }

    .admin-content {
        padding: 16px;
    }

    .sidebar-toggle {
        display: block !important;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .stat-card h3 {
        font-size: 1.4rem;
    }

    /* Pagination */
    .pagination {
        gap: 4px;
    }

    .pagination a,
    .pagination span {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }
}

/* ---- Small Phone (480px) ---- */
@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem !important;
    }

    .hero h1 {
        font-size: 1.6rem !important;
    }

    .counter-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .counter-item {
        padding: 20px 16px;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .btn-lg {
        padding: 14px 24px;
    }

    .section {
        padding: 40px 12px;
    }

    .footer-brand h3 {
        font-size: 1rem;
    }

    .footer-links h4 {
        font-size: 0.9rem;
    }
}

/* ---- Touch Device Enhancements ---- */
@media (hover: none) and (pointer: coarse) {

    /* Larger touch targets */
    .btn {
        min-height: 44px;
    }

    .navbar-menu a {
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    .navbar-toggle {
        min-width: 44px;
        min-height: 44px;
    }

    .form-input,
    .form-select {
        min-height: 48px;
    }

    .quiz-option {
        padding: 16px;
    }

    /* Remove hover effects on touch */
    .card:hover {
        transform: none;
    }

    .module-card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }
}

/* ---- Scroll Reveal Animation ---- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}