/* ==========================================================================
   PREMIUM MODERN CSS DESIGN SYSTEM (Vyas Public School)
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    /* Premium Fonts */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --font-accent: 'Space Grotesk', sans-serif;

    /* Light Theme (Ultra Premium Slate-Teal) */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0fdfa; /* Soft Teal background */
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    
    /* Curated Teal Color Palette */
    --primary-color: #00afb9;      /* Teal 600 */
    --primary-glow-rgb: 13, 148, 136;
    --primary-glow: rgba(13, 148, 136, 0.15);
    --primary-light: #ccfbf1;      /* Teal 100 */
    --primary-dark: #115e59;       /* Teal 800 */
    
    --accent-color: #d97706;       /* Warm Amber Gold */
    --accent-glow: rgba(217, 119, 6, 0.2);
    --accent-light: #fef3c7;
    
    --purple-glow: rgba(20, 184, 166, 0.15); /* Secondary light teal glow */
    --success-color: #10b981;
    --danger-color: #f43f5e;
    
    /* Layout & Glassmorphism */
    --border-color: rgba(13, 148, 136, 0.08);
    --card-bg: rgba(255, 255, 255, 0.75);
    --card-border: rgba(255, 255, 255, 0.65);
    --card-shadow: 0 10px 40px -15px rgba(var(--primary-glow-rgb), 0.06), 0 1px 3px 0 rgba(var(--primary-glow-rgb), 0.02);
    --card-shadow-hover: 0 25px 50px -12px rgba(var(--primary-glow-rgb), 0.15), 0 4px 8px -2px rgba(var(--primary-glow-rgb), 0.05);
    
    --nav-height: 85px;
    --glass-blur: 16px;
    --border-radius-lg: 24px;
    --border-radius-md: 16px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Theme (Deep Cosmic Void) */
[data-theme="dark"] {
    --bg-primary: #02161a;        /* Deep Turquoise black void */
    --bg-secondary: #052026;      /* Turquoise black */
    --bg-tertiary: #0a2d35;
    --text-primary: #e6f7f9;
    --text-secondary: #9ecad2;
    --text-muted: #5e8c95;
    
    --primary-color: #00b4d8;      /* Turquoise 400 */
    --primary-glow-rgb: 0, 180, 216;
    --primary-glow: rgba(0, 180, 216, 0.25);
    --primary-light: #004d60;      /* Turquoise 800 */
    --primary-dark: #00b4d8;
    
    --accent-color: #fbbf24;
    --accent-glow: rgba(251, 191, 36, 0.25);
    --accent-light: #2d2204;
    
    --border-color: rgba(0, 180, 216, 0.15);
    --card-bg: rgba(5, 32, 38, 0.7);
    --card-border: rgba(255, 255, 255, 0.03);
    --card-shadow: 0 10px 40px -15px rgba(0, 0, 0, 0.6), 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --card-shadow-hover: 0 25px 50px -12px rgba(var(--primary-glow-rgb), 0.22), 0 4px 12px 0 rgba(0, 0, 0, 0.4);
}

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

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background-color var(--transition-slow), color var(--transition-slow);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--primary-color), var(--primary-dark));
    border-radius: 10px;
    border: 3px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

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

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

li {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Glowing background ambient blobs */
.ambient-glow-1 {
    position: absolute;
    width: 450px;
    height: 450px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-glow) 0%, rgba(255,255,255,0) 70%);
    top: 10%;
    left: -100px;
    z-index: -1;
    pointer-events: none;
    filter: blur(40px);
}

.ambient-glow-2 {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--purple-glow) 0%, rgba(255,255,255,0) 70%);
    bottom: 15%;
    right: -150px;
    z-index: -1;
    pointer-events: none;
    filter: blur(40px);
}

/* ==========================================================================
   BUTTONS (Sleek, Dynamic with slide-shine reflection)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 2rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
    box-shadow: 0 4px 10px rgba(0,0,0,0.04);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #ffffff !important;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.6s ease;
}

.btn-primary:hover::after {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px -5px var(--primary-glow);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* ==========================================================================
   TOP UTILITY BAR
   ========================================================================== */
.top-bar {
    background-color: rgba(11, 15, 25, 0.95);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.82rem;
    font-weight: 500;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.top-info {
    display: flex;
    gap: 2rem;
}

.top-info span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.top-info i {
    color: var(--accent-color);
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.admission-btn-pulse {
    background: linear-gradient(135deg, var(--accent-color), #f59e0b);
    color: #030712;
    font-weight: 700;
    padding: 0.35rem 1.1rem;
    border-radius: 30px;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    animation: pulse 2.2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.5); }
    70% { box-shadow: 0 0 0 10px rgba(245, 158, 11, 0); }
    100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
}

.theme-toggle-wrapper button {
    background: rgba(255, 255, 255, 0.08);
    border: none;
    font-size: 1rem;
    color: #ffffff;
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.theme-toggle-wrapper button:hover {
    background-color: var(--accent-color);
    color: #030712;
    transform: rotate(30deg);
}

/* ==========================================================================
   NAVIGATION HEADER (Glassmorphic & Floating)
   ========================================================================== */
.main-header {
    height: var(--nav-height);
    background-color: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: all var(--transition-normal);
}

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

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

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

.school-logo {
    max-height: 52px;
    width: auto;
    filter: drop-shadow(0 2px 5px rgba(0,0,0,0.05));
}

.logo-fallback {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary-color), #0ea5e9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #ffffff;
    font-size: 1.25rem;
    font-family: var(--font-accent);
    box-shadow: 0 8px 16px -4px rgba(99, 102, 241, 0.4);
}

.school-name-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: -0.03em;
    background: linear-gradient(to right, var(--text-primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="dark"] .school-name-text {
    background: linear-gradient(to right, #ffffff, var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-list {
    display: flex;
    gap: 2.2rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    padding: 0.6rem 0;
    position: relative;
    letter-spacing: -0.01em;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 3px;
    border-radius: 10px;
    background-color: var(--primary-color);
    transition: width var(--transition-normal);
}

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

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 16px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-nav-toggle .bar {
    width: 100%;
    height: 2.5px;
    border-radius: 4px;
    background-color: var(--text-primary);
    transition: all var(--transition-normal);
}

/* ==========================================================================
   HERO BANNER (Ken Burns Zoom & cinematic layout)
   ========================================================================== */
.hero-slider-section {
    position: relative;
    height: calc(100vh - var(--nav-height) - 40px);
    min-height: 580px;
    overflow: hidden;
    background-color: #030712;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1), visibility 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

.slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

/* Ken Burns zooming background animation */
.slide-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.32) contrast(1.05);
    transform: scale(1.15);
    transition: transform 7.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.slide.active .slide-image {
    transform: scale(1.0);
}

.slide-content {
    position: relative;
    z-index: 3;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #ffffff;
    max-width: 820px;
}

/* Glass panel background for hero text for enhanced contrast */
.slide-glass-panel {
    background: rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 30px 60px -15px rgba(0,0,0,0.5);
    transform: translateY(40px);
    opacity: 0;
    transition: all 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.3s;
}

.slide.active .slide-glass-panel {
    transform: translateY(0);
    opacity: 1;
}

.slide-content h2 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.2rem;
    letter-spacing: -0.03em;
    background: linear-gradient(to right, #ffffff, #e0e7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(241, 245, 249, 0.88);
    font-weight: 400;
    line-height: 1.6;
}

/* Slider indicators & arrows */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-normal);
}

.slider-arrow:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 10px 20px -5px var(--primary-glow);
    transform: translateY(-50%) scale(1.05);
}

.slider-arrow-left { left: 2.5rem; }
.slider-arrow-right { right: 2.5rem; }

.slider-dots {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.6rem;
    z-index: 10;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.slider-dot.active {
    background: var(--primary-color);
    width: 28px;
    border-radius: 10px;
    box-shadow: 0 0 10px var(--primary-color);
}

/* ==========================================================================
   NOTICE BOARD TICKER
   ========================================================================== */
.quick-updates-bar {
    background: linear-gradient(135deg, #0f172a, #1e1b4b);
    color: #ffffff;
    padding: 0.75rem 0;
    font-size: 0.88rem;
    border-bottom: 2px solid var(--primary-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.updates-badge {
    background: linear-gradient(135deg, var(--accent-color), #f59e0b);
    color: #030712;
    padding: 0.35rem 0.9rem;
    border-radius: 6px;
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.updates-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background-color: var(--danger-color);
    border-radius: 50%;
    animation: flash 1s infinite alternate;
}

@keyframes flash {
    0% { opacity: 0.3; }
    100% { opacity: 1; }
}

.ticker-track {
    display: inline-flex;
    animation: ticker 30s linear infinite;
    gap: 5rem;
}

.ticker-item {
    font-weight: 500;
}

/* ==========================================================================
   PAGE SECTION BASE
   ========================================================================== */
.section-padding {
    padding: 7.5rem 0;
    position: relative;
}

.bg-light-sec {
    background-color: var(--bg-secondary);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 5rem auto;
}

.subtitle-badge {
    color: var(--primary-color);
    background-color: var(--primary-light);
    font-family: var(--font-accent);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    padding: 0.4rem 1.25rem;
    border-radius: 30px;
    display: inline-block;
    margin-bottom: 1rem;
    box-shadow: inset 0 2px 4px rgba(99, 102, 241, 0.05);
}

[data-theme="dark"] .subtitle-badge {
    background-color: rgba(var(--primary-glow-rgb), 0.15);
    color: #a5b4fc;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.section-header p {
    color: var(--text-secondary);
    margin-top: 1.2rem;
    font-size: 1.15rem;
    font-weight: 400;
}

/* ==========================================================================
   PRINCIPAL DESK (High contrast signature quote style)
   ========================================================================== */
.about-welcome-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
    align-items: center;
}

.about-welcome-image-wrapper {
    position: relative;
}

.about-main-image {
    border-radius: var(--border-radius-lg);
    box-shadow: 0 30px 60px -20px rgba(0,0,0,0.15);
    width: 100%;
    object-fit: cover;
    object-position: center top;
    height: 520px;
    border: 1px solid var(--border-color);
}

.about-experience-badge {
    position: absolute;
    bottom: -1.8rem;
    right: -1.8rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #ffffff;
    padding: 1.8rem;
    border-radius: var(--border-radius-md);
    box-shadow: 0 20px 45px -5px rgba(var(--primary-glow-rgb), 0.4);
    text-align: center;
    width: 160px;
    border: 1px solid rgba(255,255,255,0.1);
}

.about-experience-badge h3 {
    font-family: var(--font-accent);
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1;
}

.about-experience-badge p {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-top: 0.3rem;
    letter-spacing: 0.08em;
}

.about-welcome-content h3 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

/* Luxury Principal quote box */
.highlight-box {
    border-left: 5px solid var(--accent-color);
    padding: 1.5rem 2rem;
    background-color: var(--bg-tertiary);
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
    font-style: italic;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2rem;
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.02);
    position: relative;
}

.highlight-box::before {
    content: '“';
    font-size: 5rem;
    position: absolute;
    top: -1.5rem;
    left: 0.5rem;
    opacity: 0.12;
    font-family: serif;
    color: var(--accent-color);
}

/* ==========================================================================
   STATISTICS (Premium glowing grid cards)
   ========================================================================== */
.stats-section {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 5rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
}

.stat-card {
    background-color: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    padding: 3rem 2rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
    position: relative;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-md);
    border: 1.5px solid transparent;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: destination-out;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--card-shadow-hover);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card i {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.2rem;
}

.stat-number {
    font-family: var(--font-accent);
    font-size: 3.25rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.0;
    margin-bottom: 0.5rem;
    letter-spacing: -0.03em;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ==========================================================================
   FACILITIES (Grid layout with card zoom details)
   ========================================================================== */
.facilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.facility-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.facility-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow-hover);
}

.facility-img-wrapper {
    height: 230px;
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid var(--border-color);
}

.facility-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.facility-card:hover .facility-img-wrapper img {
    transform: scale(1.1);
}

.facility-icon-badge {
    position: absolute;
    bottom: -1.5rem;
    left: 2rem;
    width: 55px;
    height: 55px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 10px 20px -5px rgba(var(--primary-glow-rgb), 0.4);
    transition: transform 0.4s ease;
}

.facility-card:hover .facility-icon-badge {
    transform: translateY(-5px) rotate(10deg);
}

.facility-body {
    padding: 3rem 2rem 2.2rem 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.facility-body h3 {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
    letter-spacing: -0.02em;
}

.facility-body p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.6;
}

/* ==========================================================================
   NOTICE BOARD (Styled with Urgent highlight states)
   ========================================================================== */
.home-notices-events-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 4rem;
}

.notice-board-container {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--card-shadow);
    padding: 2.5rem;
    height: 100%;
}

.board-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 1.25rem;
    margin-bottom: 2rem;
}

.board-header h3 {
    font-family: var(--font-heading);
    font-size: 1.65rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    letter-spacing: -0.02em;
}

.board-header h3 i {
    color: var(--accent-color);
}

.notice-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    max-height: 440px;
    overflow-y: auto;
    padding-right: 0.75rem;
}

.notice-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.notice-card::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background-color: transparent;
    transition: background-color var(--transition-fast);
}

.notice-card:hover {
    transform: translateX(6px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 20px -10px rgba(var(--primary-glow-rgb), 0.1);
}

.notice-card:hover::after {
    background-color: var(--primary-color);
}

.notice-card.urgent-notice-highlight {
    background: linear-gradient(to right, rgba(244, 63, 94, 0.04), transparent);
    border-color: rgba(244, 63, 94, 0.18);
}

.notice-card.urgent-notice-highlight::after {
    background-color: var(--danger-color);
}

.notice-card.urgent-notice-highlight:hover {
    border-color: var(--danger-color);
}

.notice-meta {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.6rem;
}

.notice-date {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-muted);
    font-family: var(--font-accent);
}

.urgent-badge {
    background-color: var(--danger-color);
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 0.18rem 0.6rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.notice-card h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.notice-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.6rem;
}

.notice-attachment {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-color);
}

.notice-attachment:hover {
    color: var(--primary-dark);
}

/* Event items */
.upcoming-events-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.event-item-card {
    display: flex;
    gap: 1.5rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 1.25rem;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
}

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

.event-date-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #ffffff;
    width: 76px;
    height: 76px;
    border-radius: var(--border-radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 8px 16px -4px rgba(var(--primary-glow-rgb), 0.3);
}

.event-date-day {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-accent);
    line-height: 1;
}

.event-date-month {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.event-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.event-info h4 {
    font-family: var(--font-heading);
    font-size: 1.18rem;
    font-weight: 800;
    margin-bottom: 0.4rem;
    letter-spacing: -0.01em;
}

.event-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.event-location {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* ==========================================================================
   TEACHERS / STAFF (Grid cards)
   ========================================================================== */
.teachers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
}

.teacher-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 3rem 2rem 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
}

.teacher-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--card-shadow-hover);
    border-color: var(--primary-color);
}

.teacher-img-wrapper {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    margin: 0 auto 1.8rem auto;
    padding: 6px;
    border: 2px solid var(--primary-light);
    background-color: var(--bg-primary);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.teacher-card:hover .teacher-img-wrapper {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.teacher-img-wrapper img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
}

.teacher-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 0.4rem;
}

.teacher-role {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.teacher-qualification {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ==========================================================================
   GALLERY (Category filters & Lightbox layouts)
   ========================================================================== */
.gallery-filter-menu {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.88rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-color: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 8px 16px -4px var(--primary-glow);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.8rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--card-shadow);
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(11, 15, 25, 0.9) 0%, rgba(11, 15, 25, 0.25) 70%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
    color: #ffffff;
}

.gallery-overlay h4 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
    transform: translateY(15px);
    transition: transform var(--transition-normal);
}

.gallery-overlay span {
    font-size: 0.72rem;
    color: #a5b4fc;
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: 0.08em;
    transform: translateY(15px);
    transition: transform var(--transition-normal);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

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

.gallery-item:hover .gallery-overlay h4, 
.gallery-item:hover .gallery-overlay span {
    transform: translateY(0);
}

/* Lightbox overlay modal */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(3, 7, 18, 0.98);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    max-width: 90%;
    max-height: 80%;
    position: relative;
}

.lightbox-img {
    max-width: 100%;
    max-height: 75vh;
    border-radius: 12px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.8);
    border: 1px solid rgba(255,255,255,0.08);
    transition: opacity 0.2s ease;
}

.lightbox-caption {
    color: #ffffff;
    text-align: center;
    margin-top: 1.25rem;
    font-size: 1.2rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: #ffffff;
    font-size: 2.5rem;
    cursor: pointer;
    background: none;
    border: none;
    transition: transform var(--transition-fast);
}

.lightbox-close:hover {
    transform: scale(1.1) rotate(90deg);
}

.lightbox-arrow {
    position: absolute;
    color: #ffffff;
    font-size: 2.2rem;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    top: 50%;
    transform: translateY(-50%);
    transition: all var(--transition-fast);
}

.lightbox-arrow:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.lightbox-arrow-left { left: 2.5rem; }
.lightbox-arrow-right { right: 2.5rem; }

/* ==========================================================================
   CONTACT PAGE & AJAX FORM (Floating form cards)
   ========================================================================== */
.contact-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 2.2rem;
}

.contact-info-card {
    display: flex;
    gap: 1.5rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 1.8rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
}

.contact-icon-box {
    width: 55px;
    height: 55px;
    border-radius: 14px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    box-shadow: inset 0 2px 4px rgba(99, 102, 241, 0.1);
}

[data-theme="dark"] .contact-icon-box {
    background-color: rgba(var(--primary-glow-rgb), 0.15);
    color: #a5b4fc;
}

.contact-details-box h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 0.4rem;
}

.contact-details-box p {
    color: var(--text-secondary);
    font-size: 0.98rem;
}

.contact-form-panel {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 3.5rem;
    box-shadow: var(--card-shadow);
}

.contact-form-panel h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.contact-form-panel > p {
    color: var(--text-secondary);
    margin-bottom: 2.2rem;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.form-control {
    width: 100%;
    padding: 0.85rem 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.98rem;
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px var(--primary-glow);
    background-color: var(--bg-secondary);
}

textarea.form-control {
    resize: vertical;
    min-height: 130px;
}

/* Toast Alerts */
.toast-container {
    position: fixed;
    bottom: 2.5rem;
    right: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    z-index: 3000;
}

.toast {
    background-color: var(--bg-secondary);
    border-left: 5px solid var(--primary-color);
    color: var(--text-primary);
    padding: 1.2rem 1.8rem;
    border-radius: 8px;
    box-shadow: 0 20px 45px rgba(0,0,0,0.18);
    display: flex;
    align-items: center;
    gap: 1.2rem;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    max-width: 380px;
    border: 1px solid var(--border-color);
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-success { border-left-color: var(--success-color); }
.toast-error { border-left-color: var(--danger-color); }

.toast-icon {
    font-size: 1.4rem;
}

.toast-success .toast-icon { color: var(--success-color); }
.toast-error .toast-icon { color: var(--danger-color); }

/* ==========================================================================
   ACADEMICS Wings
   ========================================================================== */
.academics-curriculum {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.curriculum-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 3.5rem 2rem;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
}

.curriculum-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--card-shadow-hover);
    border-color: var(--primary-color);
}

.curriculum-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    background: linear-gradient(135deg, var(--primary-color), #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.curriculum-card h3 {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.curriculum-card p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    margin-bottom: 2rem;
}

.curriculum-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.curriculum-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.curriculum-list li i {
    color: var(--success-color);
}

/* ==========================================================================
   FOOTER (Premium clean layout)
   ========================================================================== */
.main-footer {
    background-color: #0b0f19;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 6rem 0 0 0;
    color: #94a3b8;
    transition: background-color var(--transition-slow);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.8fr 0.8fr 1.1fr;
    gap: 4.5rem;
    margin-bottom: 4rem;
}

.footer-col h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1.8rem;
    letter-spacing: -0.02em;
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1.8rem;
    letter-spacing: -0.01em;
}

.footer-col p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.8rem;
}

.social-links {
    display: flex;
    gap: 0.8rem;
}

.social-links a {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.04);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 8px 16px -4px var(--primary-glow);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    font-size: 0.95rem;
    color: #94a3b8;
}

.footer-links a:hover {
    color: var(--primary-dark);
    color: #818cf8;
    padding-left: 6px;
}

.contact-info-col p {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
}

.contact-info-col p i {
    color: var(--accent-color);
    margin-top: 0.35rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2rem 0;
    font-size: 0.88rem;
    color: #64748b;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.25rem;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .facilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .teachers-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 4rem;
    }
    
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
    
    .mobile-nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--nav-height));
        background-color: var(--bg-primary);
        box-shadow: 0 20px 40px rgba(0,0,0,0.1);
        transition: left 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 999;
        display: block;
        padding: 3rem 2rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 2rem;
    }
    
    .nav-link {
        font-size: 1.25rem;
        display: block;
    }
    
    .mobile-nav-toggle.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .mobile-nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .hero-slider-section {
        height: calc(100vh - var(--nav-height));
    }
    
    .slide-content h2 {
        font-size: 2.5rem;
    }
    
    .slide-glass-panel {
        padding: 1.8rem;
    }
    
    .slider-arrow {
        width: 44px;
        height: 44px;
    }
    
    .slider-arrow-left { left: 1rem; }
    .slider-arrow-right { right: 1rem; }
    
    .about-welcome-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .about-main-image {
        height: 380px;
    }
    
    .about-experience-badge {
        right: 0;
        bottom: -1rem;
    }
    
    .home-notices-events-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .facilities-grid {
        grid-template-columns: 1fr;
    }
    
    .teachers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .academics-curriculum {
        grid-template-columns: 1fr;
    }
    
    .contact-form-panel {
        padding: 2rem;
    }
}

@media (max-width: 500px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .teachers-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}

/* ==========================================================================
   11. ELEGANT SMOOTHNESS TRANSITIONS (Preloader, Reveal-on-scroll, Back-to-top)
   ========================================================================== */

/* Page Loader Spinner */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-primary);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
                visibility 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.preloader-spinner {
    width: 55px;
    height: 55px;
    border: 3.5px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spinLoader 0.9s cubic-bezier(0.5, 0.1, 0.4, 0.9) infinite;
}

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

/* Floating Back-To-Top Button */
#back-to-top {
    position: fixed;
    bottom: 2.5rem;
    right: 2.5rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-secondary);
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px -5px rgba(var(--primary-glow-rgb), 0.18);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.8);
    transition: all var(--transition-normal);
    z-index: 998;
    font-size: 1.15rem;
}

#back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

#back-to-top:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #ffffff;
    border-color: var(--primary-color);
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 15px 35px -5px var(--primary-glow);
}

#back-to-top:active {
    transform: translateY(-1px) scale(0.95);
}

/* Scroll Entrance Animations (Reveal-on-scroll) */
.scroll-reveal {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 1.0s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 1.0s cubic-bezier(0.16, 1, 0.3, 1),
                background-color var(--transition-slow),
                border-color var(--transition-slow);
    will-change: transform, opacity;
}

.scroll-reveal.reveal-active {
    opacity: 1;
    transform: translateY(0);
}

/* Custom interactive links underline from center */
.nav-link::after {
    left: 50%;
    transform: translateX(-50%);
}

/* Active buttons click feedback tactile response */
.btn:active {
    transform: translateY(-1px) scale(0.96) !important;
}

/* Smooth transition for theme colors */
body, header, footer, .top-bar, .card-bg, .notice-card, .event-item-card, .contact-info-card, .contact-form-panel, input, textarea {
    transition: background-color 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                border-color 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                color 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}