/* ==========================================================================
   1. DESIGN SYSTEM & ROOT VARIABLES
   ========================================================================== */
:root {
    /* Palette Colors */
    --bg-cream: #FCF9F2;
    --bg-card: #FFFFFF;
    --cosmic-indigo: #1E224B;
    --cosmic-indigo-light: #2E336A;
    --cosmic-indigo-ultra: #0F1230;
    --sacred-vermilion: #9E2A2B;
    --sacred-vermilion-hover: #BD3A3C;
    --metallic-gold: #D4AF37;
    --metallic-gold-light: #E9D282;
    --text-dark: #1E224B;
    --text-muted: #575A7B;
    --text-light: #FFFFFF;
    
    /* Shadows & Border Radii */
    --shadow-sm: 0 4px 6px rgba(30, 34, 75, 0.04);
    --shadow-md: 0 10px 20px rgba(30, 34, 75, 0.06);
    --shadow-lg: 0 20px 40px rgba(30, 34, 75, 0.1);
    --shadow-gold: 0 0 15px rgba(212, 175, 55, 0.35);
    --shadow-vermilion: 0 4px 15px rgba(158, 42, 43, 0.4);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Fonts */
    --font-bengali: 'Hind Siliguri', sans-serif;
    --font-accent: 'Cinzel', serif;
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;

    /* Animation Transitions */
    --transition-smooth: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    background-color: var(--bg-cream);
    background-image: 
        radial-gradient(var(--metallic-gold) 0.8px, transparent 0.8px),
        radial-gradient(var(--cosmic-indigo) 1.2px, transparent 1.2px);
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
    opacity: 0.98;
    font-family: var(--font-bengali), var(--font-sans), sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--cosmic-indigo);
    font-weight: 700;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-cream);
}
::-webkit-scrollbar-thumb {
    background: var(--cosmic-indigo-light);
    border: 2px solid var(--bg-cream);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--sacred-vermilion);
}

/* ==========================================================================
   2. REUSABLE UTILITIES & PREMIUM ACCENTS
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Premium Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.9rem 2rem;
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    font-family: var(--font-bengali), sans-serif;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background-color: var(--sacred-vermilion);
    color: var(--text-light);
    box-shadow: var(--shadow-vermilion);
    border: 1px solid var(--sacred-vermilion);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-smooth);
    z-index: -1;
}

.btn-primary:hover::before {
    left: 100%;
    transition: 0.8s ease-in-out;
}

.btn-primary:hover {
    background-color: var(--sacred-vermilion-hover);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(158, 42, 43, 0.55), var(--shadow-gold);
    border-color: var(--metallic-gold);
}

.btn-secondary {
    background-color: transparent;
    color: var(--cosmic-indigo);
    border: 2px solid var(--metallic-gold);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--cosmic-indigo);
    color: var(--text-light);
    border-color: var(--cosmic-indigo);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md), 0 0 10px rgba(212, 175, 55, 0.2);
}

/* Estd Badge */
.badge-estd {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--cosmic-indigo), var(--cosmic-indigo-ultra));
    color: var(--metallic-gold);
    border: 1.5px solid var(--metallic-gold);
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.badge-estd i {
    font-size: 0.8rem;
    animation: spinSlow 15s infinite linear;
}

/* Cosmic Dividers */
.cosmic-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 3rem 0;
    gap: 1.5rem;
    width: 100%;
}

.cosmic-divider .line {
    height: 1.5px;
    background: linear-gradient(90deg, transparent 0%, var(--metallic-gold) 50%, transparent 100%);
    flex-grow: 1;
    max-width: 150px;
}

.cosmic-divider .symbol {
    color: var(--metallic-gold);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulseGlow 2.5s infinite ease-in-out;
}

/* Section Title Styling */
.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
    padding-bottom: 0.75rem;
    letter-spacing: 0.5px;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--sacred-vermilion), var(--metallic-gold));
    border-radius: 10px;
}

.section-header p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
    font-weight: 400;
}

/* ==========================================================================
   3. HEADER & RESPONSIVE NAVIGATION
   ========================================================================== */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(252, 249, 242, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1.5px solid rgba(212, 175, 55, 0.25);
    box-shadow: 0 4px 30px rgba(30, 34, 75, 0.03);
    transition: var(--transition-smooth);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 90px;
}

.brand-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-emblem {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--cosmic-indigo), var(--cosmic-indigo-ultra));
    border: 2px solid var(--metallic-gold);
    border-radius: 50%;
    color: var(--metallic-gold);
    font-size: 1.5rem;
    box-shadow: var(--shadow-sm), 0 0 10px rgba(212, 175, 55, 0.2);
    transition: var(--transition-smooth);
}

.brand-container:hover .logo-emblem {
    transform: rotate(360deg);
    border-color: var(--sacred-vermilion);
    box-shadow: var(--shadow-md), 0 0 15px rgba(158, 42, 43, 0.3);
}

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

.brand-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
    line-height: 1.2;
}

.brand-subtitle {
    font-family: var(--font-accent);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin-top: 0.2rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
}

.nav-item a {
    padding: 0.5rem 1rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--cosmic-indigo);
    border-radius: var(--radius-sm);
    position: relative;
}

.nav-item a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background-color: var(--sacred-vermilion);
    transition: var(--transition-smooth);
    transform-origin: center;
}

.nav-item a:hover {
    color: var(--sacred-vermilion);
}

.nav-item a:hover::after,
.nav-item.active a::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-item.active a {
    color: var(--sacred-vermilion);
}

/* Mobile Nav Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--cosmic-indigo);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
}

.mobile-toggle:hover {
    background-color: rgba(30, 34, 75, 0.05);
    color: var(--sacred-vermilion);
}

/* ==========================================================================
   4. MODULAR PAGE CONTAINERS & DYNAMIC LOAD
   ========================================================================== */
.page-container {
    flex-grow: 1;
    padding: 3rem 0 5rem 0;
    position: relative;
}

.page {
    animation: pageFadeIn 0.65s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes pageFadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   5. PAGE-SPECIFIC STYLE: PAGE 1 (HOME)
   ========================================================================== */
.hero-section {
    background: linear-gradient(135deg, var(--cosmic-indigo) 0%, var(--cosmic-indigo-ultra) 100%);
    border-radius: var(--radius-lg);
    padding: 5rem 4rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 10px 30px rgba(30, 34, 75, 0.15);
    border: 2px solid var(--metallic-gold);
    margin-bottom: 4rem;
    color: var(--text-light);
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 4rem;
    align-items: center;
}

/* Rotating Zodiac backdrop inside Hero */
.hero-backdrop-zodiac {
    position: absolute;
    right: -100px;
    top: -50px;
    width: 600px;
    height: 600px;
    opacity: 0.08;
    pointer-events: none;
    color: var(--metallic-gold);
    animation: spinSlow 60s infinite linear;
}

.hero-stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background-image: 
        radial-gradient(white 1px, transparent 0),
        radial-gradient(rgba(255,255,255,0.4) 1.5px, transparent 0);
    background-size: 120px 120px;
    background-position: 0 0, 60px 60px;
    opacity: 0.25;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-graphic-container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.astrological-kundli-wrapper {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: var(--radius-md);
    background: rgba(30, 34, 75, 0.45);
    border: 2px solid var(--metallic-gold);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35), var(--shadow-gold);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    animation: floatSlow 6s infinite ease-in-out;
    transition: var(--transition-smooth);
}

.astrological-kundli-wrapper:hover {
    transform: scale(1.02) rotate(1deg);
    border-color: var(--metallic-gold-light);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.45), 0 0 25px rgba(212, 175, 55, 0.55);
}

.astrological-kundli-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.12) 0%, transparent 75%);
    pointer-events: none;
    z-index: 0;
}

.hero-astrology-chart-svg {
    width: 100%;
    height: auto;
    display: block;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 0 5px rgba(212, 175, 55, 0.2));
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-light);
    line-height: 1.25;
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-title span {
    color: var(--metallic-gold-light);
    display: block;
    font-size: 2.75rem;
    margin-bottom: 0.5rem;
}

.hero-tagline {
    font-size: 1.35rem;
    color: var(--bg-cream);
    margin-bottom: 1.5rem;
    font-weight: 400;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hero-tagline i {
    color: var(--metallic-gold);
    font-size: 1rem;
}

.hero-description {
    font-size: 1.1rem;
    color: rgba(252, 249, 242, 0.85);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* 3-Column Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.feature-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    border: 1.5px solid rgba(212, 175, 55, 0.2);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--sacred-vermilion), var(--metallic-gold));
    opacity: 0;
    transition: var(--transition-smooth);
}

.feature-icon-wrapper {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background-color: rgba(30, 34, 75, 0.04);
    border: 1.5px solid rgba(212, 175, 55, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sacred-vermilion);
    font-size: 1.6rem;
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), var(--shadow-gold);
    border-color: rgba(212, 175, 55, 0.6);
}

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

.feature-card:hover .feature-icon-wrapper {
    background-color: var(--cosmic-indigo);
    color: var(--metallic-gold);
    border-color: var(--metallic-gold);
    transform: rotate(360deg);
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
}

.feature-card p {
    font-size: 1.02rem;
    color: var(--text-muted);
    line-height: 1.65;
}

/* ==========================================================================
   6. PAGE-SPECIFIC STYLE: PAGE 2 (ABOUT US)
   ========================================================================== */
.about-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content-block {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-heading-accent {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--sacred-vermilion);
    font-style: italic;
    font-weight: 600;
}

.about-text {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.75;
}

.premium-quote {
    background: linear-gradient(135deg, #FFFFFF 0%, #FFFDF9 100%);
    border-left: 5px solid var(--sacred-vermilion);
    border-right: 1.5px solid rgba(212, 175, 55, 0.25);
    border-top: 1.5px solid rgba(212, 175, 55, 0.25);
    border-bottom: 1.5px solid rgba(212, 175, 55, 0.25);
    padding: 2.25rem;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 1.5rem 0;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.quote-icon {
    position: absolute;
    top: -15px;
    right: 25px;
    font-size: 3rem;
    color: rgba(212, 175, 55, 0.12);
    pointer-events: none;
}

.quote-text {
    font-family: var(--font-bengali);
    font-size: 1.15rem;
    color: var(--cosmic-indigo);
    font-weight: 500;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.quote-author {
    display: block;
    font-size: 0.95rem;
    color: var(--sacred-vermilion);
    font-weight: 700;
    font-style: normal;
}

.about-graphic-container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* Orbit Art Animation */
.orbit-graphic-svg {
    width: 100%;
    max-width: 420px;
    height: auto;
    filter: drop-shadow(0 15px 30px rgba(30,34,75,0.08));
}

.orbit-spin-slow {
    transform-origin: center;
    animation: spinSlow 80s infinite linear;
}

.orbit-spin-reverse {
    transform-origin: center;
    animation: spinReverse 120s infinite linear;
}

/* ==========================================================================
   7. PAGE-SPECIFIC STYLE: PAGE 3 (COURSES)
   ========================================================================== */
.courses-layout {
    max-width: 960px;
    margin: 0 auto;
}

.course-card-premium {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 2px solid var(--metallic-gold);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
    transition: var(--transition-smooth);
}

.course-card-premium::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, transparent 50%, var(--metallic-gold) 50%);
    opacity: 0.15;
    pointer-events: none;
}

.course-header-banner {
    background: linear-gradient(135deg, var(--cosmic-indigo) 0%, var(--cosmic-indigo-ultra) 100%);
    padding: 3.5rem;
    color: var(--text-light);
    text-align: center;
    position: relative;
    border-bottom: 2px solid var(--metallic-gold);
}

.course-header-banner .badge-course {
    display: inline-block;
    background-color: var(--sacred-vermilion);
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 700;
    padding: 0.35rem 1.25rem;
    border-radius: 50px;
    margin-bottom: 1rem;
    border: 1px solid var(--metallic-gold);
    box-shadow: var(--shadow-sm);
}

.course-header-banner h3 {
    color: var(--text-light);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.35;
}

.course-header-banner .course-subtitle-en {
    font-family: var(--font-accent);
    color: var(--metallic-gold);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

.course-body {
    padding: 3.5rem;
}

.course-description-text {
    font-size: 1.12rem;
    color: var(--text-muted);
    line-height: 1.75;
    text-align: center;
    margin-bottom: 3rem;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
}

/* Syllabus Grid */
.syllabus-title {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
    margin-bottom: 1.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1.5px solid rgba(30, 34, 75, 0.08);
    padding-bottom: 0.5rem;
}

.syllabus-title i {
    color: var(--metallic-gold);
}

.syllabus-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.syllabus-item-card {
    background-color: var(--bg-cream);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    border: 1px solid rgba(212, 175, 55, 0.15);
    display: flex;
    gap: 1.25rem;
    transition: var(--transition-smooth);
}

.syllabus-item-card:hover {
    background-color: var(--bg-card);
    border-color: var(--metallic-gold);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.syllabus-icon {
    font-size: 1.35rem;
    color: var(--sacred-vermilion);
    display: flex;
    align-items: flex-start;
    margin-top: 0.2rem;
}

.syllabus-info h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
    margin-bottom: 0.5rem;
}

.syllabus-info p {
    font-size: 0.98rem;
    color: var(--text-muted);
    line-height: 1.55;
}

/* Course Perks & Meta Panel */
.course-meta-section {
    background-color: rgba(30, 34, 75, 0.02);
    border: 1.5px solid rgba(30, 34, 75, 0.05);
    border-radius: var(--radius-md);
    padding: 2rem;
    margin-bottom: 3rem;
}

.meta-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.meta-column {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.meta-column:not(:last-child) {
    border-right: 1.5px solid rgba(30, 34, 75, 0.08);
}

.meta-column-icon {
    color: var(--metallic-gold);
    font-size: 1.6rem;
    margin-bottom: 0.25rem;
}

.meta-column h5 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
}

.meta-column p {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
}

.course-footer-cta {
    text-align: center;
}

/* ==========================================================================
   8. PAGE-SPECIFIC STYLE: PAGE 4 (GALLERY)
   ========================================================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.gallery-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1.5px solid rgba(212, 175, 55, 0.18);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.gallery-media-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 68%; /* 3:2 Aspect Ratio */
    background-color: var(--cosmic-indigo-ultra);
    overflow: hidden;
}

/* Inline SVG Vector Graphics inside Gallery */
.gallery-svg-vector {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: var(--transition-smooth);
}

.gallery-card:hover .gallery-svg-vector {
    transform: scale(1.08);
}

.gallery-overlay-hover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(30, 34, 75, 0.9) 0%, rgba(30, 34, 75, 0.3) 100%);
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    z-index: 2;
}

.gallery-overlay-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--metallic-gold);
    color: var(--cosmic-indigo);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transform: translateY(15px);
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-md);
}

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

.gallery-card:hover .gallery-overlay-icon {
    transform: translateY(0);
}

.gallery-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md), var(--shadow-gold);
    border-color: var(--metallic-gold);
}

.gallery-info-block {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    border-top: 1.5px solid rgba(212, 175, 55, 0.15);
}

.gallery-info-block h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
}

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

/* ==========================================================================
   9. PAGE-SPECIFIC STYLE: PAGE 5 (CONTACT & ADMISSION)
   ========================================================================== */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 3.5rem;
    align-items: start;
}

/* Left Side: Contact Info Panel */
.contact-info-panel {
    background: linear-gradient(135deg, var(--cosmic-indigo) 0%, var(--cosmic-indigo-ultra) 100%);
    border-radius: var(--radius-lg);
    padding: 3.5rem 3rem;
    color: var(--text-light);
    border: 2px solid var(--metallic-gold);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.contact-info-panel::before {
    content: '';
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 150px;
    height: 150px;
    background-color: var(--metallic-gold);
    border-radius: 50%;
    opacity: 0.05;
    pointer-events: none;
}

.contact-panel-title {
    color: var(--text-light);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    border-bottom: 1.5px solid rgba(212, 175, 55, 0.3);
    padding-bottom: 0.75rem;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 2.25rem;
    list-style: none;
    margin-bottom: 3rem;
}

.contact-item-row {
    display: flex;
    gap: 1.25rem;
}

.contact-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.06);
    border: 1.5px solid rgba(212, 175, 55, 0.4);
    color: var(--metallic-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
    transition: var(--transition-smooth);
}

.contact-item-row:hover .contact-icon-box {
    background-color: var(--metallic-gold);
    color: var(--cosmic-indigo);
    transform: scale(1.08);
    box-shadow: 0 0 12px rgba(212, 175, 55, 0.4);
}

.contact-text-box h4 {
    color: var(--metallic-gold);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-text-box p, 
.contact-text-box a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.05rem;
    font-weight: 500;
    line-height: 1.5;
}

.contact-text-box a:hover {
    color: var(--metallic-gold);
    text-decoration: underline;
}

.contact-action-shortcuts {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-action-shortcuts .btn {
    width: 100%;
}

/* Right Side: Admission Inquiry Form */
.admission-form-wrapper {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 3.5rem;
    border: 1.5px solid rgba(212, 175, 55, 0.2);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.admission-form-wrapper:focus-within {
    box-shadow: var(--shadow-lg), 0 0 15px rgba(212, 175, 55, 0.15);
    border-color: rgba(212, 175, 55, 0.5);
}

.form-header-block {
    margin-bottom: 2.5rem;
}

.form-header-block h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
    margin-bottom: 0.5rem;
}

.form-header-block p {
    font-size: 1.02rem;
    color: var(--text-muted);
}

.form-group-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
    margin-bottom: 2.5rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    position: relative;
}

.input-group label {
    font-size: 1.02rem;
    font-weight: 700;
    color: var(--cosmic-indigo);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.input-group label span {
    color: var(--sacred-vermilion);
}

.form-control {
    font-family: var(--font-bengali), var(--font-sans), sans-serif;
    font-size: 1.05rem;
    padding: 0.95rem 1.2rem;
    border-radius: var(--radius-sm);
    border: 1.5px solid rgba(30, 34, 75, 0.12);
    background-color: var(--bg-cream);
    color: var(--text-dark);
    outline: none;
    transition: var(--transition-smooth);
}

.form-control:focus {
    border-color: var(--sacred-vermilion);
    background-color: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(158, 42, 43, 0.1);
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%231E224B'%3E%3Cpath d='M7 10l5 5 5-5H7z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.2rem center;
    background-size: 1.5rem;
    padding-right: 3rem;
}

/* Error States */
.input-group.invalid .form-control {
    border-color: var(--sacred-vermilion);
    background-color: rgba(158, 42, 43, 0.02);
}

.error-message {
    display: none;
    font-size: 0.9rem;
    color: var(--sacred-vermilion);
    font-weight: 600;
    align-items: center;
    gap: 0.35rem;
    animation: shakeFeedback 0.3s ease;
}

.input-group.invalid .error-message {
    display: flex;
}

/* ==========================================================================
   10. FOOTER SECTION
   ========================================================================== */
footer {
    background-color: var(--cosmic-indigo-ultra);
    border-top: 3px solid var(--metallic-gold);
    padding: 4.5rem 0 2.5rem 0;
    color: rgba(255, 255, 255, 0.7);
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3.5rem;
}

.footer-brand-column {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.footer-brand-title {
    color: var(--text-light);
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1.25;
}

.footer-brand-title span {
    color: var(--metallic-gold);
}

.footer-description {
    font-size: 0.98rem;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.65);
}

.footer-social-links {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.social-link-item {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--metallic-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.social-link-item:hover {
    background-color: var(--metallic-gold);
    color: var(--cosmic-indigo-ultra);
    transform: translateY(-3px);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.4);
}

.footer-links-column h4 {
    color: var(--text-light);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-links-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--metallic-gold);
}

.footer-links-list {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    list-style: none;
}

.footer-links-list li a {
    font-size: 0.98rem;
    color: rgba(255, 255, 255, 0.65);
    font-weight: 500;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links-list li a:hover {
    color: var(--metallic-gold);
    transform: translateX(5px);
}

.footer-bottom-panel {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 2rem;
    text-align: center;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.5);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom-panel a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom-panel a:hover {
    color: var(--metallic-gold);
}

/* ==========================================================================
   11. KEYFRAME ANIMATIONS
   ========================================================================== */
@keyframes spinSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spinReverse {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}

@keyframes pulseGlow {
    0%, 100% {
        transform: scale(1);
        filter: drop-shadow(0 0 2px rgba(212,175,55,0.4));
    }
    50% {
        transform: scale(1.15);
        filter: drop-shadow(0 0 10px rgba(212,175,55,0.8));
    }
}

@keyframes shakeFeedback {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-4px); }
    40%, 80% { transform: translateX(4px); }
}

/* ==========================================================================
   11.2 MOBILE BOTTOM NAVIGATION DOCK
   ========================================================================== */
.mobile-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 72px;
    background-color: rgba(30, 34, 75, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 2px solid var(--metallic-gold);
    z-index: 999;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
    padding: 0 0.25rem;
}

.mobile-bottom-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: rgba(252, 249, 242, 0.6);
    font-size: 0.72rem;
    font-weight: 600;
    text-align: center;
    gap: 0.25rem;
    width: 100%;
    height: 100%;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.mobile-bottom-item i {
    font-size: 1.25rem;
    transition: var(--transition-smooth);
    color: rgba(252, 249, 242, 0.65);
}

.mobile-bottom-item:hover,
.mobile-bottom-item.active {
    color: var(--metallic-gold-light);
}

.mobile-bottom-item.active i {
    transform: translateY(-2px);
    text-shadow: 0 0 10px rgba(233, 210, 130, 0.6);
    color: var(--metallic-gold-light);
}

/* Sticky Floating WhatsApp Button */
.whatsapp-sticky {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background-color: #25D366;
    color: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.85rem;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
    z-index: 998;
    transition: var(--transition-smooth);
    animation: whatsappPulse 2.5s infinite ease-in-out;
    text-decoration: none;
}

.whatsapp-sticky:hover {
    transform: scale(1.08) translateY(-3px);
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5), var(--shadow-gold);
    background-color: #20BA5A;
    color: #FFFFFF;
}

@keyframes whatsappPulse {
    0%, 100% {
        box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
    }
    50% {
        box-shadow: 0 8px 30px rgba(37, 211, 102, 0.65), 0 0 0 10px rgba(37, 211, 102, 0.18);
    }
}

/* Dark container secondary button contrast adjustment */
.hero-section .btn-secondary {
    color: var(--metallic-gold-light);
    border-color: var(--metallic-gold);
}

.hero-section .btn-secondary:hover {
    background-color: var(--metallic-gold);
    color: var(--cosmic-indigo-ultra);
    border-color: var(--metallic-gold);
}

/* ==========================================================================
   12. RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-section {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 4rem 3rem;
        text-align: center;
    }
    .hero-graphic-container {
        margin-top: 1rem;
        order: 2;
    }
    .hero-content {
        order: 1;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-title span {
        font-size: 2.25rem;
    }
    .about-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .about-graphic-container {
        order: -1;
    }
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    body {
        padding-bottom: 72px; /* Prevent bottom bar overlapping body content */
    }
    .mobile-bottom-bar {
        display: flex;
    }

    /* Mobile Navigation drawer */
    .nav-menu {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background-color: var(--bg-cream);
        border-top: 1.5px solid rgba(212, 175, 55, 0.2);
        flex-direction: column;
        padding: 3rem 2rem;
        gap: 2rem;
        transition: var(--transition-smooth);
        box-shadow: 0 15px 30px rgba(30, 34, 75, 0.08);
        z-index: 999;
        align-items: stretch;
    }

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

    .nav-item a {
        display: block;
        font-size: 1.25rem;
        padding: 0.8rem 1.5rem;
        background-color: var(--bg-card);
        border: 1px solid rgba(212, 175, 55, 0.15);
        border-radius: var(--radius-sm);
        text-align: center;
        box-shadow: var(--shadow-sm);
    }

    .nav-item.active a {
        border-color: var(--sacred-vermilion);
        background-color: var(--cosmic-indigo);
        color: var(--text-light);
    }

    .nav-item a::after {
        display: none;
    }

    .mobile-toggle {
        display: flex;
        margin-left: auto;
    }

    /* Responsive shift for WhatsApp floating button above mobile bottom bar */
    .whatsapp-sticky {
        bottom: 92px;
        right: 20px;
        width: 48px;
        height: 48px;
        font-size: 1.55rem;
    }

    /* Responsive Hero */
    .hero-section {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        padding: 3rem 1.5rem;
        text-align: center;
    }
    .astrological-kundli-wrapper {
        max-width: 280px;
        padding: 1rem;
    }

    .hero-backdrop-zodiac {
        display: none;
    }

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

    .hero-title {
        font-size: 2.1rem;
    }

    .hero-title span {
        font-size: 1.85rem;
    }

    .hero-tagline {
        justify-content: center;
        font-size: 1.15rem;
    }

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

    /* Syllabus & Meta grids responsive adjustment */
    .meta-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .meta-column:not(:last-child) {
        border-right: none;
        border-bottom: 1.5px solid rgba(30, 34, 75, 0.08);
        padding-bottom: 1.5rem;
    }

    .course-header-banner {
        padding: 2.5rem 1.5rem;
    }

    .course-body {
        padding: 2.5rem 1.5rem;
    }

    /* Admission form spacing */
    .admission-form-wrapper {
        padding: 2.5rem 1.5rem;
    }

    /* Footer responsive */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-bottom-panel {
        flex-direction: column;
        text-align: center;
        gap: 1.25rem;
    }
}