/* ==========================================================================
   DESIGN SYSTEM & VARIABLES (Achievers IAS Academy)
   ========================================================================== */
:root {
    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Theme Variables - Dark Mode (Default) */
    --bg-main: #040914;
    --bg-dots: rgba(255, 255, 255, 0.03);
    --surface-glass: rgba(10, 22, 47, 0.45);
    --surface-glass-hover: rgba(15, 32, 67, 0.6);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glass-hover: rgba(245, 166, 35, 0.4);
    --shadow-soft: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --shadow-glow-gold: 0 0 20px 0 rgba(245, 166, 35, 0.25);
    --shadow-glow-blue: 0 0 20px 0 rgba(59, 130, 246, 0.25);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-inverse: #0b1528;
    
    --accent-gold: #f5a623;
    --accent-gold-hover: #e09212;
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    
    --preloader-bg: #030712;
    --map-filter: invert(90%) hue-rotate(180deg) saturate(120%) opacity(0.7);
    --bg-mobile-menu: rgba(3, 7, 18, 0.98);
    
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-spring: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

[data-theme="light"] {
    /* Theme Variables - Light Mode */
    --bg-main: #f4f6fc;
    --bg-dots: rgba(10, 25, 49, 0.03);
    --surface-glass: rgba(255, 255, 255, 0.7);
    --surface-glass-hover: rgba(255, 255, 255, 0.85);
    --border-glass: rgba(10, 25, 49, 0.08);
    --border-glass-hover: rgba(245, 166, 35, 0.6);
    --shadow-soft: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
    --shadow-glow-gold: 0 0 20px 0 rgba(245, 166, 35, 0.3);
    --shadow-glow-blue: 0 0 20px 0 rgba(37, 99, 235, 0.2);
    
    --text-main: #111827;
    --text-muted: #4b5563;
    --text-inverse: #ffffff;
    
    --accent-gold: #d97706;
    --accent-gold-hover: #b45309;
    --accent-blue: #2563eb;
    --accent-blue-hover: #1d4ed8;
    
    --preloader-bg: #ffffff;
    --map-filter: grayscale(20%) contrast(90%);
    --bg-mobile-menu: rgba(244, 246, 252, 0.98);
}

/* ==========================================================================
   BASE STYLES & RESET
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color 0.5s ease, color 0.5s ease;
    background-image: 
        radial-gradient(var(--bg-dots) 1px, transparent 0),
        radial-gradient(var(--bg-dots) 1.5px, transparent 0);
    background-size: 24px 24px, 48px 48px;
    background-position: 0 0, 12px 12px;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   PREMIUM PRELOADER
   ========================================================================== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--preloader-bg);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), visibility 0.6s;
}

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

.logo-shield {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    animation: pulse-shield 2s infinite ease-in-out;
}

.preloader-svg {
    width: 100%;
    height: 100%;
}

.preloader-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 5px;
    letter-spacing: 1px;
}

.preloader-subtitle {
    font-size: 0.95rem;
    color: var(--accent-gold);
    margin-bottom: 25px;
    font-weight: 500;
}

.preloader-bar-container {
    width: 180px;
    height: 4px;
    background-color: rgba(255, 255, 255, 0.1);
    margin: 0 auto;
    border-radius: 2px;
    overflow: hidden;
}

.preloader-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-gold));
    animation: preload-fill 1.8s forwards cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes preload-fill {
    0% { width: 0%; }
    50% { width: 65%; }
    100% { width: 100%; }
}

@keyframes pulse-shield {
    0%, 100% { transform: scale(1) translateY(0); filter: drop-shadow(0 0 5px rgba(245, 166, 35, 0.1)); }
    50% { transform: scale(1.08) translateY(-8px); filter: drop-shadow(0 8px 15px rgba(245, 166, 35, 0.4)); }
}

/* ==========================================================================
   STICKY GLASS HEADER / NAVBAR
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-smooth);
    border-bottom: 1px solid transparent;
}

.main-header.scrolled {
    padding: 12px 0;
    background-color: var(--surface-glass);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--border-glass);
    box-shadow: var(--shadow-soft);
}

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

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

.logo-icon-small {
    width: 42px;
    height: 42px;
    filter: drop-shadow(0 2px 5px rgba(245, 166, 35, 0.2));
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text-main);
    line-height: 1.1;
}

.logo-sub {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-gold);
}

.nav-menu ul {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-muted);
    position: relative;
    padding: 5px 0;
}

.nav-link:hover, 
.nav-link.active {
    color: var(--text-main);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--accent-gold);
    transition: var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-main);
    width: 38px;
    height: 38px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    background-color: var(--surface-glass);
    border: 1px solid var(--border-glass);
    transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
    background-color: var(--surface-glass-hover);
    transform: translateY(-2px);
    border-color: var(--accent-gold);
}

.sun-icon {
    width: 20px;
    height: 20px;
    display: none;
}

.moon-icon {
    width: 18px;
    height: 18px;
    display: block;
}

[data-theme="light"] .sun-icon {
    display: block;
}

[data-theme="light"] .moon-icon {
    display: none;
}

/* Mobile Hamburger Menu */
.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    transition: var(--transition-smooth);
    transform-origin: left center;
}

/* Glass Cards general style */
.glass-card {
    background-color: var(--surface-glass);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-spring);
}

.glass-card:hover {
    background-color: var(--surface-glass-hover);
    border-color: var(--border-glass-hover);
    box-shadow: var(--shadow-soft), var(--shadow-glow-gold);
}

/* Button styles */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-gold));
    color: var(--text-inverse);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.35);
}

.btn-secondary {
    background-color: var(--surface-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: var(--surface-glass-hover);
    border-color: var(--accent-gold);
    transform: translateY(-3px);
}

.btn-enroll {
    padding: 10px 22px;
    font-size: 0.85rem;
    border-radius: 20px;
}

/* Glow animations for gold accents */
.btn-glow-gold:hover {
    box-shadow: var(--shadow-glow-gold);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
}

/* ==========================================================================
   CANVAS PARTICLES BACKGROUND
   ========================================================================== */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* ==========================================================================
   1. HERO SECTION
   ========================================================================== */
.hero-section {
    position: relative;
    padding-top: 160px;
    padding-bottom: 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Parallax Layers */
.parallax-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 110%;
    height: 110%;
    pointer-events: none;
    z-index: -2;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    transform: translate3d(0, 0, 0);
}

.layer-deep {
    background-image: radial-gradient(circle at 75% 30%, rgba(59, 130, 246, 0.08) 0%, transparent 50%);
}

.layer-mid {
    background-image: radial-gradient(circle at 25% 70%, rgba(245, 166, 35, 0.05) 0%, transparent 45%);
}

/* Anti-gravity Floating Background Shapes */
.floating-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    z-index: -2;
    opacity: 0.15;
    pointer-events: none;
}

.shape-1 {
    width: 250px;
    height: 250px;
    background: var(--accent-blue);
    top: 15%;
    left: 10%;
}

.shape-2 {
    width: 350px;
    height: 350px;
    background: var(--accent-gold);
    bottom: 10%;
    right: 5%;
}

.shape-3 {
    width: 180px;
    height: 180px;
    background: #a855f7;
    top: 50%;
    left: 45%;
}

/* Floating Animations */
.float-slow {
    animation: floatAnim 12s infinite ease-in-out;
}

.float-medium {
    animation: floatAnim 8s infinite ease-in-out;
}

.float-fast {
    animation: floatAnim 5s infinite ease-in-out;
}

@keyframes floatAnim {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-25px) rotate(4deg); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 10;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--surface-glass);
    border: 1px solid var(--border-glass);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-gold);
    margin-bottom: 25px;
    backdrop-filter: blur(8px);
}

.badge-icon-svg {
    width: 16px;
    height: 16px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 15px;
    letter-spacing: -1px;
}

.floating-word {
    display: inline-block;
    animation: hover-floating-word 4s infinite ease-in-out;
}

@keyframes hover-floating-word {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

.gradient-text {
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.text-gold {
    background-image: linear-gradient(135deg, #ffd700 0%, #b8860b 100%);
    filter: drop-shadow(0 2px 10px rgba(245, 166, 35, 0.2));
}

.hero-tagline {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 20px;
    opacity: 0.9;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 35px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-mini-stats {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 15px 25px;
    border-radius: 16px;
    background-color: var(--surface-glass);
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-soft);
}

.mini-stat-item {
    display: flex;
    flex-direction: column;
}

.mini-stat-num {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--accent-gold);
    line-height: 1.2;
}

.mini-stat-lbl {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mini-divider {
    width: 1px;
    height: 30px;
    background-color: var(--border-glass);
}

/* Hero Premium Graphic */
.hero-graphic-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.graphic-card {
    position: relative;
    width: 100%;
    max-width: 440px;
    padding: 12px;
    overflow: hidden;
}

.hero-building-img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: block;
}

.card-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110%;
    height: 110%;
    background: radial-gradient(circle, var(--accent-gold) 0%, transparent 60%);
    opacity: 0.08;
    pointer-events: none;
    z-index: -1;
}

.graphic-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: var(--surface-glass-hover);
    border: 1px solid var(--border-glass-hover);
    border-radius: 12px;
    padding: 12px 18px;
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    box-shadow: var(--shadow-soft);
}

.badge-top-right {
    top: 30px;
    right: -20px;
}

.badge-bottom-left {
    bottom: 30px;
    left: -20px;
}

.badge-icon {
    font-size: 1.5rem;
}

.badge-text {
    display: flex;
    flex-direction: column;
}

.badge-text strong {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main);
}

.badge-text span {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ==========================================================================
   2. ABOUT SECTION
   ========================================================================== */
.section-padding {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-gold);
    margin-bottom: 10px;
    display: block;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 15px;
}

.section-title-line {
    width: 60px;
    height: 3px;
    background-color: var(--accent-gold);
    margin: 0 auto;
    border-radius: 2px;
}

.section-desc {
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 650px;
    margin: 20px auto 0;
}

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

.about-info h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.lead-text {
    font-size: 1.1rem;
    color: var(--text-main);
    font-weight: 500;
    margin-bottom: 20px;
}

.about-info p {
    color: var(--text-muted);
    margin-bottom: 25px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-badge {
    display: flex;
    gap: 15px;
    background-color: var(--surface-glass);
    border: 1px solid var(--border-glass);
    padding: 18px;
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}
.feature-badge:hover {
    background-color: var(--surface-glass-hover);
    border-color: var(--border-glass-hover);
}

.feature-icon {
    font-size: 1.8rem;
    line-height: 1;
}

.feature-content h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 5px;
}

.feature-content p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

.about-cards-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.card-icon-header {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background-color: var(--surface-glass-hover);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    border: 1px solid var(--border-glass);
}

.card-svg-icon {
    width: 24px;
    height: 24px;
    color: var(--accent-gold);
}

.mission-card {
    position: relative;
    transform: translate(0px, 0px);
}

.vision-card {
    position: relative;
    transform: translate(0px, 0px);
}

.card-glow-gold {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 16px;
    box-shadow: inset 0 0 15px rgba(245, 166, 35, 0.05);
    pointer-events: none;
}

.card-glow-blue {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 16px;
    box-shadow: inset 0 0 15px rgba(59, 130, 246, 0.05);
    pointer-events: none;
}

.about-cards-container h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.about-cards-container p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ==========================================================================
   3. COURSES SECTION
   ========================================================================== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.course-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 35px 30px;
    overflow: hidden;
}

.floating-badge-mini {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: rgba(245, 166, 35, 0.1);
    color: var(--accent-gold);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 12px;
    border: 1px solid rgba(245, 166, 35, 0.2);
}

.course-card[data-delay="2"] .floating-badge-mini,
.course-card[data-delay="4"] .floating-badge-mini {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    border-color: rgba(59, 130, 246, 0.2);
}

.course-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    background-color: rgba(255, 255, 255, 0.03);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 25px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--accent-gold);
    transition: var(--transition-smooth);
}

.course-icon svg {
    width: 26px;
    height: 26px;
}

.course-card:hover .course-icon {
    transform: scale(1.1) rotate(5deg);
    background-color: rgba(245, 166, 35, 0.08);
    border-color: var(--accent-gold);
}

.course-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.course-subtitle {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.course-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.5;
}

.course-bullets {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 30px;
    width: 100%;
}

.course-bullets li {
    font-size: 0.85rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.course-bullets li span {
    color: var(--accent-gold);
    font-weight: bold;
}

.btn-card {
    margin-top: auto;
    width: 100%;
    padding: 10px 0;
    text-align: center;
    font-size: 0.85rem;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    background-color: rgba(255, 255, 255, 0.01);
    color: var(--text-main);
}

.btn-card:hover {
    border-color: var(--accent-gold);
    background-color: var(--accent-gold);
    color: var(--text-inverse);
    transform: translateY(-2px);
}

.btn-glow-blue:hover {
    border-color: var(--accent-blue);
    background-color: var(--accent-blue);
    color: var(--text-inverse);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-blue);
}

/* ==========================================================================
   4. FACULTY SECTION
   ========================================================================== */
.faculty-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.faculty-card {
    text-align: center;
    padding: 40px 20px;
    position: relative;
    overflow: hidden;
}

.faculty-avatar-container {
    position: relative;
    width: 110px;
    height: 110px;
    margin: 0 auto 20px;
}

.faculty-avatar-svg {
    width: 100%;
    height: 100%;
    transition: var(--transition-smooth);
    position: relative;
    z-index: 2;
}

.faculty-glow {
    position: absolute;
    top: 5%;
    left: 5%;
    width: 90%;
    height: 90%;
    border-radius: 50%;
    background-color: var(--accent-gold);
    filter: blur(15px);
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 1;
}

.faculty-card:hover .faculty-glow {
    opacity: 0.25;
}

.faculty-card:hover .faculty-avatar-svg {
    transform: scale(1.05) translateY(-5px);
}

.faculty-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.faculty-role {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.faculty-bio {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.4;
}

.faculty-socials {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.faculty-socials a {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border-glass);
    display: flex;
    justify-content: center;
    align-items: center;
}

.faculty-socials a:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
    background-color: rgba(245, 166, 35, 0.05);
}

/* ==========================================================================
   5. RESULTS / SUCCESS STORIES
   ========================================================================== */
.results-section {
    position: relative;
    overflow: hidden;
}

.shape-4 {
    width: 250px;
    height: 250px;
    background: var(--accent-gold);
    top: -5%;
    right: 5%;
}

.shape-5 {
    width: 300px;
    height: 300px;
    background: var(--accent-blue);
    bottom: -10%;
    left: -5%;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 70px;
}

.stat-card {
    text-align: center;
    padding: 35px 20px;
}

.stat-icon {
    font-size: 2.2rem;
    display: block;
    margin-bottom: 15px;
    animation: floatIcon 4s infinite ease-in-out;
}

@keyframes floatIcon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.1;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--text-main), var(--accent-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-num-container {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 5px;
}

.stat-prefix {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-gold);
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Testimonial Slider Styles */
.testimonial-slider-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonial-slider {
    position: relative;
    height: 320px;
    overflow: hidden;
}

.testimonial-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transform: translateX(40px) scale(0.95);
    transition: all 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    z-index: 1;
}

.testimonial-slide.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0) scale(1);
    z-index: 2;
}

.testimonial-card {
    position: relative;
    padding: 40px 50px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.testimonial-quote {
    position: absolute;
    top: 15px;
    left: 30px;
    font-size: 6rem;
    font-family: Georgia, serif;
    line-height: 1;
    color: var(--accent-gold);
    opacity: 0.15;
}

.testimonial-text {
    font-size: 1.05rem;
    font-style: italic;
    color: var(--text-main);
    margin-bottom: 25px;
    line-height: 1.7;
    position: relative;
    z-index: 5;
}

.testimonial-user {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-img {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid var(--accent-gold);
    object-fit: cover;
}

.testimonial-img-placeholder {
    width: 52px;
    height: 52px;
}

.testimonial-meta h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
}

.testimonial-rank {
    font-size: 0.75rem;
    color: var(--accent-gold);
    font-weight: 500;
}

/* Testimonial Controls */
.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.slider-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-glass);
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--surface-glass);
    transition: var(--transition-smooth);
}

.slider-btn:hover {
    color: var(--text-main);
    border-color: var(--accent-gold);
    background-color: var(--surface-glass-hover);
    transform: scale(1.05);
}

.slider-indicators {
    display: flex;
    gap: 10px;
}

.indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--border-glass);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.indicator.active {
    width: 24px;
    border-radius: 4px;
    background-color: var(--accent-gold);
}

/* ==========================================================================
   6. CONTACT SECTION & GOOGLE MAPS
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-info .contact-card h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    margin-bottom: 25px;
}

.info-item {
    display: flex;
    gap: 15px;
    margin-bottom: 22px;
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.info-text strong {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-gold);
    margin-bottom: 4px;
}

.info-text p {
    font-size: 0.95rem;
    color: var(--text-main);
}

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

/* Map Embed styling */
.map-embed-container {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    padding: 0;
}

.google-map-iframe {
    filter: var(--map-filter);
    transition: var(--transition-smooth);
    vertical-align: bottom;
}

.map-overlay {
    position: absolute;
    top: 15px;
    left: 15px;
    z-index: 5;
    background-color: rgba(6, 17, 39, 0.85);
    border: 1px solid var(--border-glass);
    padding: 10px 15px;
    border-radius: 8px;
    backdrop-filter: blur(8px);
    pointer-events: none;
}

.map-overlay h4 {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-main);
}

.map-overlay p {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* Contact Form Styling */
.contact-form {
    padding: 40px;
}

.contact-form h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    margin-bottom: 8px;
}

.contact-form p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 22px;
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    background-color: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 10px rgba(245, 166, 35, 0.1);
}

.form-group select option {
    background-color: var(--bg-main);
    color: var(--text-main);
}

.btn-full {
    width: 100%;
    padding: 14px 0;
}

.form-success-msg {
    margin-top: 15px;
    padding: 12px;
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 8px;
    color: #10b981;
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
    display: none;
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */
.main-footer {
    background-color: rgba(3, 7, 18, 0.97);
    border-top: 1px solid var(--border-glass);
    padding-top: 80px;
    position: relative;
    z-index: 10;
    color: #e5e7eb;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.8fr 0.8fr 1.1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand .brand-logo {
    margin-bottom: 20px;
}

.main-footer .logo-main {
    color: #ffffff;
}

.footer-desc {
    font-size: 0.9rem;
    color: #9ca3af;
    margin-bottom: 25px;
    line-height: 1.6;
}

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

.social-links a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: #9ca3af;
}

.social-links a:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
    background-color: rgba(245, 166, 35, 0.05);
    transform: translateY(-2px);
}

.footer-links h3,
.footer-newsletter h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
    color: #ffffff;
}

.footer-links h3::after,
.footer-newsletter h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background-color: var(--accent-gold);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links ul a {
    font-size: 0.9rem;
    color: #a3a3a3;
}

.footer-links ul a:hover {
    color: var(--accent-gold);
    padding-left: 5px;
}

.footer-whatsapp p {
    font-size: 0.9rem;
    color: #a3a3a3;
    margin-bottom: 25px;
    line-height: 1.5;
}

.footer-wa-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: #25d366;
    color: #ffffff !important;
    border: none;
    border-radius: 30px;
    padding: 12px 24px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.25);
    transition: var(--transition-smooth);
}

.footer-wa-btn:hover {
    background-color: #1ebd55;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
}

.wa-icon-svg {
    width: 16px;
    height: 16px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 25px 0;
    font-size: 0.8rem;
    color: #737373;
}

.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS (IntersectionObserver classes)
   ========================================================================== */
.reveal-fade-up {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-fade-left {
    opacity: 0;
    transform: translateX(-35px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-fade-right {
    opacity: 0;
    transform: translateX(35px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-fade-up.active,
.reveal-fade-left.active,
.reveal-fade-right.active {
    opacity: 1;
    transform: none;
}

/* Delay modifiers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */

/* Large Tablets & Desktop Small (992px to 1200px) */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 3.2rem;
    }
    
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .faculty-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

/* Portrait Tablets & Large Phones (768px to 991px) */
@media (max-width: 991px) {
    .section-padding {
        padding: 70px 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 50px;
    }

    .hero-content {
        align-items: center;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-mini-stats {
        align-self: center;
    }

    .hero-graphic-wrapper {
        order: -1;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 45px;
    }

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

    .about-features {
        align-items: center;
    }

    .feature-badge {
        max-width: 500px;
        text-align: left;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Small Phones (Up to 767px) */
@media (max-width: 767px) {
    /* Mobile Navigation menu display trigger */
    .hamburger-menu {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--bg-mobile-menu);
        backdrop-filter: blur(20px);
        border-left: 1px solid var(--border-glass);
        z-index: 1050;
        display: flex;
        align-items: center;
        padding: 100px 40px 40px;
        transition: var(--transition-spring);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-menu ul {
        flex-direction: column;
        gap: 25px;
        width: 100%;
    }

    .nav-link {
        font-size: 1.15rem;
        display: block;
    }

    .hamburger-menu.open .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translate(2px, 2px);
    }
    
    .hamburger-menu.open .hamburger-line:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger-menu.open .hamburger-line:nth-child(3) {
        transform: rotate(-45deg) translate(2px, -2px);
    }

    .btn-enroll {
        display: none; /* Hide nav CTA on mobile */
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-tagline {
        font-size: 1.4rem;
    }

    .courses-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
        margin: 0 auto;
    }

    .faculty-grid {
        grid-template-columns: 1fr;
        max-width: 350px;
        margin: 0 auto;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        max-width: 300px;
        margin: 0 auto;
    }

    .testimonial-slider {
        height: 380px;
    }

    .testimonial-card {
        padding: 30px 20px;
    }

    .testimonial-text {
        font-size: 0.95rem;
    }

    .contact-form {
        padding: 25px;
    }

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

    .footer-brand,
    .footer-brand .brand-logo {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .social-links {
        justify-content: center;
    }

    .footer-links h3::after,
    .footer-whatsapp h3::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-bottom-flex {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}

/* ==========================================================================
   FLOATING WHATSAPP BUTTON SYSTEM
   ========================================================================== */
.floating-whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #ffffff !important;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    z-index: 999;
    cursor: pointer;
    transition: var(--transition-spring);
    animation: floating-bounce 4s infinite ease-in-out;
}

.floating-whatsapp-btn:hover {
    transform: scale(1.1) translateY(-5px);
    background-color: #1ebd55;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

.floating-wa-icon {
    width: 30px;
    height: 30px;
    z-index: 10;
}

.floating-wa-pulse {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #25d366;
    opacity: 0.4;
    z-index: 1;
    animation: wa-pulse-ring 2s infinite ease-in-out;
}

.whatsapp-tooltip {
    position: absolute;
    right: 80px;
    background-color: rgba(6, 17, 39, 0.85);
    border: 1px solid var(--border-glass);
    color: #ffffff;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(8px);
}

[data-theme="light"] .whatsapp-tooltip {
    background-color: rgba(255, 255, 255, 0.9);
    color: #111827;
}

.floating-whatsapp-btn:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-10px);
}

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

@keyframes wa-pulse-ring {
    0% { transform: scale(1); opacity: 0.4; }
    100% { transform: scale(1.5); opacity: 0; }
}

@media (max-width: 767px) {
    .floating-whatsapp-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    .floating-wa-icon {
        width: 25px;
        height: 25px;
    }
}