/* ============================================
   ALUMNI MANAGEMENT PORTAL - GLOBAL DESIGN SYSTEM
   ============================================ */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* ===== CSS VARIABLES (DESIGN TOKENS) ===== */
:root {
    /* Primary Palette */
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #eef2ff;
    --primary-glow: rgba(79, 70, 229, 0.15);

    /* Secondary */
    --secondary: #0ea5e9;
    --secondary-light: #e0f2fe;

    /* Accent */
    --accent: #f43f5e;
    --accent-light: #fff1f2;

    /* Neutrals */
    --bg-body: #f0f4f8;
    --bg-card: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --border-hover: #cbd5e1;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #a78bfa 100%);
    --gradient-hero: linear-gradient(135deg, #1e1b4b 0%, #312e81 40%, #4338ca 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    --gradient-accent: linear-gradient(135deg, #f43f5e, #fb7185);

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-primary: 0 4px 14px rgba(79, 70, 229, 0.3);

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-Index Layers */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-modal: 400;
    --z-toast: 500;
}

/* ===== BASE RESET ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Outfit', sans-serif;
    color: var(--text-primary);
    background: var(--bg-body);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

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

.section-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header .section-subtitle {
    margin: 8px auto 0;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
}

.badge-primary {
    background: var(--primary-light);
    color: var(--primary);
}

.badge-accent {
    background: var(--accent-light);
    color: var(--accent);
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    border: none;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.4);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1.5px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.btn-accent {
    background: var(--gradient-accent);
    color: #fff;
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(244, 63, 94, 0.35);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    padding: 12px 16px;
}

.btn-ghost:hover {
    background: var(--bg-body);
}

.btn-lg { padding: 16px 32px; font-size: 16px; }
.btn-sm { padding: 8px 16px; font-size: 13px; }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.animate-fadeInUp { animation: fadeInUp 0.6s ease forwards; }
.animate-fadeIn { animation: fadeIn 0.5s ease forwards; }
.animate-slideInRight { animation: slideInRight 0.5s ease forwards; }
.animate-slideInLeft { animation: slideInLeft 0.5s ease forwards; }

/* Staggered delays */
.delay-1 { animation-delay: 0.1s; opacity: 0; }
.delay-2 { animation-delay: 0.2s; opacity: 0; }
.delay-3 { animation-delay: 0.3s; opacity: 0; }
.delay-4 { animation-delay: 0.4s; opacity: 0; }
.delay-5 { animation-delay: 0.5s; opacity: 0; }
.delay-6 { animation-delay: 0.6s; opacity: 0; }

/* ============================================
   MODULE 1: HOMEPAGE
   ============================================ */

/* === NAVBAR === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    box-shadow: var(--shadow-sm);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-brand .logo-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
}

.nav-brand h2 {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.5px;
}

.navbar.scrolled .nav-brand h2 {
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-menu a {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
}

.navbar.scrolled .nav-menu a {
    color: var(--text-secondary);
}

.navbar.scrolled .nav-menu a:hover,
.navbar.scrolled .nav-menu a.active {
    color: var(--primary);
    background: var(--primary-light);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-actions .btn-login {
    padding: 8px 20px;
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    border-radius: var(--radius-sm);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    transition: var(--transition-fast);
}

.nav-actions .btn-login:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.6);
}

.navbar.scrolled .nav-actions .btn-login {
    color: var(--text-primary);
    border-color: var(--border);
}

.navbar.scrolled .nav-actions .btn-login:hover {
    background: var(--bg-body);
}

.nav-actions .btn-register {
    padding: 8px 20px;
    background: #fff;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    border-radius: var(--radius-sm);
    border: none;
    transition: var(--transition-fast);
}

.nav-actions .btn-register:hover {
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.navbar.scrolled .nav-actions .btn-register {
    background: var(--primary);
    color: #fff;
}

/* Mobile Menu Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 28px;
    cursor: pointer;
}

.navbar.scrolled .mobile-toggle {
    color: var(--text-primary);
}

/* === HERO SECTION === */
.hero {
    min-height: 100vh;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.3), transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.2), transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    color: #fff;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
}

.hero-badge i { color: #fbbf24; }

.hero-content h1 {
    font-size: 56px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.hero-content h1 .highlight {
    background: linear-gradient(135deg, #a78bfa, #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 480px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-buttons .btn-primary {
    background: #fff;
    color: var(--primary);
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.2);
}

.hero-buttons .btn-primary:hover {
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.3);
}

.hero-buttons .btn-secondary {
    border-color: rgba(255, 255, 255, 0.3);
    color: #fff;
    background: transparent;
}

.hero-buttons .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hero-stat {
    text-align: left;
}

.hero-stat .number {
    font-size: 32px;
    font-weight: 800;
    color: #fff;
}

.hero-stat .label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image-wrapper {
    position: relative;
    width: 420px;
    height: 420px;
}

.hero-image-wrapper .main-circle {
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.02));
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero-image-wrapper .main-circle i {
    font-size: 160px;
    color: rgba(255, 255, 255, 0.15);
}

/* Floating Cards around hero */
.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: float 5s ease-in-out infinite;
    z-index: 3;
}

.floating-card.card-1 {
    top: 20px;
    right: -10px;
    animation-delay: 0s;
}

.floating-card.card-2 {
    bottom: 60px;
    left: -20px;
    animation-delay: 1.5s;
}

.floating-card.card-3 {
    bottom: -10px;
    right: 40px;
    animation-delay: 3s;
}

.floating-card .fc-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.floating-card .fc-icon.purple { background: var(--primary-light); color: var(--primary); }
.floating-card .fc-icon.blue { background: var(--secondary-light); color: var(--secondary); }
.floating-card .fc-icon.red { background: var(--accent-light); color: var(--accent); }

.floating-card .fc-info h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.floating-card .fc-info p {
    font-size: 12px;
    color: var(--text-muted);
}

/* === ABOUT SECTION === */
.about-section {
    padding: 100px 0;
    background: var(--bg-card);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-visual {
    position: relative;
}

.about-image-box {
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: var(--radius-xl);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.about-image-box i {
    font-size: 120px;
    color: rgba(255, 255, 255, 0.2);
}

.about-image-box::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.about-content .section-subtitle {
    text-align: left;
    margin-bottom: 24px;
}

.about-content p.about-desc {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 32px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about-feature .af-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: var(--radius-sm);
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.about-feature h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
}

.about-feature p {
    font-size: 13px;
    color: var(--text-muted);
}

/* === TOP ALUMNI SECTION === */
.top-alumni-section {
    padding: 100px 0;
    background: var(--bg-body);
}

.alumni-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.alumni-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.alumni-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.alumni-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.alumni-card:hover::before {
    transform: scaleX(1);
}

.alumni-card .alumni-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    margin: 0 auto 16px;
    border: 3px solid var(--primary-light);
    object-fit: cover;
}

.alumni-card .alumni-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.alumni-card .alumni-role {
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 4px;
}

.alumni-card .alumni-company {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.alumni-card .alumni-tags {
    display: flex;
    gap: 6px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.alumni-card .tag {
    background: var(--bg-body);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    border: 1px solid var(--border);
}

.alumni-card .card-actions {
    display: flex;
    gap: 8px;
}

.alumni-card .card-actions .btn {
    flex: 1;
    padding: 10px;
    font-size: 13px;
}

/* === EVENTS SECTION === */
.events-section {
    padding: 100px 0;
    background: var(--bg-card);
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.event-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
}

.event-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.event-card .event-banner {
    height: 160px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.event-card .event-banner i {
    font-size: 48px;
    color: rgba(255, 255, 255, 0.25);
}

.event-card .event-date-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    text-align: center;
    line-height: 1.2;
}

.event-date-badge .day {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.event-date-badge .month {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.event-card .event-body {
    padding: 24px;
}

.event-card .event-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.event-card .event-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.event-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    color: var(--text-muted);
    font-size: 13px;
}

.event-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* === GALLERY SECTION === */
.gallery-section {
    padding: 100px 0;
    background: var(--bg-body);
}

.gallery-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
}

.gallery-tab {
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.gallery-tab:hover,
.gallery-tab.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.gallery-item {
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-item i {
    font-size: 48px;
    color: rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.gallery-item .gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover i { transform: scale(1.2); }

.gallery-overlay span {
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* === STATS SECTION === */
.stats-section {
    padding: 80px 0;
    background: var(--gradient-hero);
    color: #fff;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item .stat-number {
    font-size: 48px;
    font-weight: 900;
    color: #fff;
    margin-bottom: 8px;
    letter-spacing: -1px;
}

.stat-item .stat-label {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* === ANNOUNCEMENTS SECTION === */
.announcements-section {
    padding: 80px 0;
    background: var(--bg-card);
}

.announcement-banner {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border: 1px solid #fbbf24;
    border-radius: var(--radius-lg);
    padding: 32px 40px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.announcement-banner .ann-icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    border-radius: var(--radius-md);
    background: #fbbf24;
    color: #78350f;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.announcement-banner h3 {
    font-size: 18px;
    font-weight: 700;
    color: #78350f;
    margin-bottom: 4px;
}

.announcement-banner p {
    font-size: 14px;
    color: #92400e;
}

/* === CONTACT SECTION === */
.contact-section {
    padding: 100px 0;
    background: var(--bg-body);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 24px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-info-item .ci-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.contact-info-item h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-info-item p {
    font-size: 14px;
    color: var(--text-secondary);
}

.contact-form {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--border);
}

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

.contact-form label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-body);
    outline: none;
    transition: var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

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

/* === FOOTER === */
.footer {
    background: var(--text-primary);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand h3 {
    color: #fff;
    font-size: 20px;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.footer-col h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 20px;
}

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

.footer-col ul li a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-fast);
}

.footer-col ul li a:hover {
    color: #fff;
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
}

/* ===== RESPONSIVE HOMEPAGE ===== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content h1 { font-size: 42px; }
    .hero-content p { margin: 0 auto 36px; }
    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { display: none; }
    .about-grid { grid-template-columns: 1fr; }
    .about-content .section-title,
    .about-content .section-subtitle { text-align: center; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; }
    .nav-actions { display: none; }
    .mobile-toggle { display: block; }
    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--bg-card);
        padding: 16px;
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--border);
    }
    .nav-menu.active a {
        color: var(--text-primary);
        padding: 12px 16px;
    }
    .nav-menu.active ~ .nav-actions {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: calc(80px + var(--nav-height, 0px));
        left: 0;
        right: 0;
        background: var(--bg-card);
        padding: 0 16px 16px;
        gap: 8px;
    }
    .hero-content h1 { font-size: 32px; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .stat-item .stat-number { font-size: 36px; }
    .events-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .announcement-banner { flex-direction: column; text-align: center; }
    .announcement-banner .btn { margin-left: 0; width: 100%; }
    .newsletter-inner { flex-direction: column; text-align: center; }
    .newsletter-form { flex-direction: column; width: 100%; }
    .newsletter-form input { width: 100%; }
    .newsletter-form button { width: 100%; }
    .newsletter-content h2 { font-size: 22px; }
    .contact-form { padding: 24px; }
    .section-title { font-size: 26px; }
    .section-header { margin-bottom: 32px; }
    .about-section, .top-alumni-section, .events-section, .gallery-section,
    .testimonials-section, .why-join-section, .contact-section { padding: 60px 0; }
    .stats-section, .announcements-section, .newsletter-section { padding: 48px 0; }
    .jobs-preview-section { padding: 60px 0 !important; }
}

@media (max-width: 480px) {
    .hero-content h1 { font-size: 28px; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; }
    .alumni-cards-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .gallery-tabs { flex-wrap: wrap; justify-content: center; }
    .why-join-grid { grid-template-columns: 1fr; }
    .testimonial-card { min-width: 280px; }
    .newsletter-inner { flex-direction: column; text-align: center; }
    .newsletter-form { flex-direction: column; width: 100%; }
    .marquee-content { animation-duration: 12s; }
    .announcement-banner { padding: 20px; }
    .container { padding: 0 16px; }
    .search-modal { padding: 20px; }
    .search-overlay { padding-top: 10vh; }
    .about-features { grid-template-columns: 1fr; }
}

/* ============================================
   ADVANCED: PAGE PRELOADER
   ============================================ */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.preloader-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ============================================
   ADVANCED: PARTICLE DOTS (Hero Background)
   ============================================ */
.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    animation: particleFloat var(--duration) linear infinite;
}

@keyframes particleFloat {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* ============================================
   ADVANCED: MARQUEE TICKER
   ============================================ */
.marquee-section {
    background: var(--primary);
    padding: 14px 0;
    overflow: hidden;
    white-space: nowrap;
}

.marquee-content {
    display: inline-flex;
    gap: 60px;
    animation: marqueeScroll 20s linear infinite;
}

.marquee-content span {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.marquee-content span i {
    color: #fbbf24;
}

@keyframes marqueeScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ============================================
   ADVANCED: WHY JOIN SECTION
   ============================================ */
.why-join-section {
    padding: 100px 0;
    background: var(--bg-body);
}

.why-join-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.why-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.why-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
    z-index: 0;
}

.why-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.why-card:hover::after {
    opacity: 1;
}

.why-card:hover .why-icon,
.why-card:hover h3,
.why-card:hover p {
    color: #fff;
    position: relative;
    z-index: 1;
}

.why-card:hover .why-icon {
    background: rgba(255,255,255,0.2);
}

.why-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.why-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.why-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

/* ============================================
   ADVANCED: TESTIMONIALS
   ============================================ */
.testimonials-section {
    padding: 100px 0;
    background: var(--bg-card);
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 8px 0 24px;
}

.testimonials-track::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    min-width: 380px;
    max-width: 380px;
    background: var(--bg-body);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--border);
    scroll-snap-align: start;
    transition: var(--transition);
    flex-shrink: 0;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.testimonial-stars i {
    color: #fbbf24;
    font-size: 16px;
}

.testimonial-card .testi-text {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-card .testi-text::before {
    content: '"';
    font-size: 32px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    display: block;
    margin-bottom: 8px;
}

.testi-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.testi-author img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.testi-author .testi-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.testi-author .testi-role {
    font-size: 13px;
    color: var(--text-muted);
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 32px;
}

.testi-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.testi-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* ============================================
   ADVANCED: NEWSLETTER SECTION
   ============================================ */
.newsletter-section {
    padding: 80px 0;
    background: var(--gradient-hero);
}

.newsletter-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.newsletter-content h2 {
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 8px;
}

.newsletter-content p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 15px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
}

.newsletter-form input {
    padding: 14px 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 14px;
    width: 300px;
    outline: none;
    backdrop-filter: blur(4px);
    transition: var(--transition-fast);
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.15);
}

.newsletter-form button {
    padding: 14px 28px;
    background: #fff;
    color: var(--primary);
    font-weight: 700;
    font-size: 14px;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

/* ============================================
   ADVANCED: ANIMATED COUNTER
   ============================================ */
.counter-animated {
    display: inline-block;
    transition: var(--transition);
}

/* ============================================
   ADVANCED: SCROLL TO TOP BUTTON
   ============================================ */
.scroll-top-btn {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    border: none;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: var(--shadow-primary);
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.5);
}

/* ============================================
   ADVANCED: SEARCH MODAL (Hero Search)
   ============================================ */
.search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    z-index: var(--z-modal);
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
}

.search-overlay.active {
    display: flex;
    animation: fadeIn 0.3s ease forwards;
}

.search-modal {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 640px;
    padding: 32px;
    box-shadow: var(--shadow-xl);
    animation: scaleIn 0.3s ease forwards;
}

.search-modal-input {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--bg-body);
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border);
    transition: var(--transition-fast);
    margin-bottom: 24px;
}

.search-modal-input:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.search-modal-input i {
    font-size: 22px;
    color: var(--text-muted);
}

.search-modal-input input {
    border: none;
    outline: none;
    background: transparent;
    width: 100%;
    font-size: 16px;
    color: var(--text-primary);
}

.search-suggestions h4 {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.search-suggestions .suggestion-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.search-suggestions .suggestion-item:hover {
    background: var(--primary-light);
}

.search-suggestions .suggestion-item img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.search-suggestions .suggestion-item .s-info h5 {
    font-size: 14px;
    font-weight: 600;
}

.search-suggestions .suggestion-item .s-info p {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================
   ADVANCED: TOOLTIP
   ============================================ */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    background: var(--text-primary);
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    pointer-events: none;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-8px);
}

/* ============================================
   ADVANCED: SKELETON LOADING
   ============================================ */
.skeleton {
    background: linear-gradient(90deg, var(--bg-body) 25%, var(--border) 50%, var(--bg-body) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

.skeleton-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
}

.skeleton-text.sm { width: 60%; }
.skeleton-text.md { width: 80%; }
.skeleton-text.lg { width: 100%; }
/* Additional Mobile Global Polish */
@media (max-width: 768px) {
    .hero-image-wrapper { width: 100%; height: auto; aspect-ratio: 1/1; max-width: 380px; margin: 0 auto; }
    .hero-image-wrapper .main-circle { width: 90%; height: 90%; }
    .hero-image-wrapper .main-circle i { font-size: 100px; }
    
    .floating-card { padding: 10px 14px; }
    .floating-card.card-1 { right: -5%; }
    .floating-card.card-2 { left: -5%; }
    .floating-card.card-3 { right: 5%; bottom: -15%; }
    
    .about-features { grid-template-columns: 1fr; }
    .about-image-box { aspect-ratio: auto; height: 260px; }
    
    .section-title { font-size: 26px; }
    .hero { padding-top: 100px; padding-bottom: 60px; }
    
    .hero-buttons .btn { width: 100%; text-align: center; justify-content: center; }
}

@media (max-width: 480px) {
    .floating-card { display: none; } /* Hide floating cards on very small phones to prevent overflow */
}