/* CSS Variables for Brand Colors */
:root {
    --primary-color: #6f42c1;
    --secondary-color: #fd7e14;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Custom brand colors */
    --yoga-primary: #8e44ad;
    --yoga-secondary: #9b59b6;
    --pujan-primary: #e67e22;
    --pujan-secondary: #f39c12;
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;
}

/* Global Styles */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: #ffffff;
}

/* Ensure background is always visible */
.hero {
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    transition: background-position 0.3s ease;
}

.hero:hover {
    background-position: center 10px;
}

/* Additional Illustration Enhancements */
.illustration-glow {
    filter: drop-shadow(0 0 10px rgba(142, 68, 173, 0.3));
}

.illustration-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.illustration-rotate {
    animation: rotate 10s linear infinite;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

.display-3 {
    font-weight: 700;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--yoga-primary) 0%, var(--pujan-primary) 100%);
    background-image: 
        url('../img/hero-yoga.svg'),
        radial-gradient(circle at 25% 25%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(255,255,255,0.1) 0%, transparent 50%),
        linear-gradient(135deg, var(--yoga-primary) 0%, var(--pujan-primary) 100%);
    background-size: cover, cover, cover, cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    z-index: 1;
}

/* Hero Background Illustrations */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255,255,255,0.05) 0%, transparent 50%);
    z-index: 1;
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.05);
    }
}

/* Floating Elements Animation */
.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: none;
}

.floating-element {
    position: absolute;
    opacity: 0.15;
    animation: float 6s ease-in-out infinite;
    filter: blur(0.5px);
}

.floating-element i {
    color: rgba(255, 255, 255, 0.8);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.floating-element:nth-child(1) {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 20%;
    right: 15%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

.floating-element:nth-child(4) {
    bottom: 20%;
    right: 10%;
    animation-delay: 1s;
}

.floating-element:nth-child(5) {
    top: 50%;
    left: 5%;
    animation-delay: 3s;
}

.floating-element:nth-child(6) {
    top: 60%;
    right: 5%;
    animation-delay: 5s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.hero .container {
    position: relative;
    z-index: 3;
}

/* Yoga Page Hero */
.hero.yoga-hero {
    background-image: 
        url('../img/hero-yoga.svg'),
        radial-gradient(circle at 20% 20%, rgba(142, 68, 173, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(155, 89, 182, 0.2) 0%, transparent 50%),
        linear-gradient(135deg, var(--yoga-primary) 0%, var(--yoga-secondary) 100%);
    background-size: cover, cover, cover, cover;
}

/* Pujan Page Hero */
.hero.pujan-hero {
    background-image: 
        url('../img/hero-pujan.svg'),
        radial-gradient(circle at 30% 30%, rgba(230, 126, 34, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(243, 156, 18, 0.2) 0%, transparent 50%),
        linear-gradient(135deg, var(--pujan-primary) 0%, var(--pujan-secondary) 100%);
    background-size: cover, cover, cover, cover;
}

.hero-title {
    animation: fadeUp 1s ease-out;
}

/* Illustration Styles */
.illustration-container {
    position: relative;
    overflow: hidden;
}

.illustration-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(142, 68, 173, 0.1) 0%, rgba(230, 126, 34, 0.1) 100%);
    z-index: 1;
}

.illustration-element {
    position: absolute;
    opacity: 0.8;
    z-index: 2;
}

.illustration-element.yoga {
    color: var(--yoga-primary);
}

.illustration-element.pujan {
    color: var(--pujan-primary);
}

/* Section Illustrations */
.section-illustration {
    position: absolute;
    right: -50px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.1;
    font-size: 15rem;
    z-index: 0;
}

.section-illustration.left {
    right: auto;
    left: -50px;
}

/* Card Illustrations */
.card-illustration {
    position: absolute;
    top: 1rem;
    right: 1rem;
    opacity: 0.1;
    font-size: 3rem;
}

/* Modal Illustrations */
.modal-illustration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.05;
    font-size: 20rem;
    z-index: 0;
    pointer-events: none;
}

/* Keyframe Animations */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: all 0.6s ease;
}

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

/* Card Hover Effects */
.card-hover {
    transition: var(--transition-base);
    cursor: pointer;
    background-color: #eceff1 !important;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg) !important;
    background-color: #e3f2fd !important;
}

/* Button Styles */
.btn {
    transition: var(--transition-base);
    border-radius: 0.75rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--yoga-primary));
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline-primary {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

/* Navbar Styles */
.navbar {
    transition: var(--transition-base);
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95) !important;
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.98) !important;
    box-shadow: var(--shadow);
}

.navbar-brand {
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-base);
    transform: translateX(-50%);
}

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

/* Hero Cards */
.hero-cards {
    position: relative;
    height: 500px;
}

.hero-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.hero-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 2rem 4rem rgba(0, 0, 0, 0.15);
}

.yoga-card {
    top: 50px;
    left: 50px;
    width: 280px;
    border-color: var(--yoga-primary);
}

.pujan-card {
    bottom: 50px;
    right: 50px;
    width: 280px;
    border-color: var(--pujan-primary);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.yoga-card .card-icon {
    color: var(--yoga-primary);
}

.pujan-card .card-icon {
    color: var(--pujan-primary);
}

.hero-card h4 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.hero-card p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.hero-card .btn {
    width: 100%;
    border-radius: 0.75rem;
    font-weight: 600;
}

/* Feature Cards */
.feature-card {
    background: #ffffff;
    border-radius: 1rem;
    border: 2px solid #f8f9fa;
    transition: var(--transition-base);
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--yoga-primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-size: 2rem;
}

/* Modal Styles */
.modal-content {
    border-radius: 1.5rem;
    overflow: hidden;
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    border: none;
}

.modal-header {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    color: var(--gray-800);
    border-bottom: none;
    padding: 2rem 2rem 1rem;
}

.modal-title {
    color: var(--gray-800);
    font-weight: 700;
    font-size: 1.75rem;
}

.modal-body {
    background-color: #ffffff;
    padding: 1rem 2rem 2rem;
}

.modal-footer {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    padding: 1rem 2rem 2rem;
}

/* Modal Choice Cards */
.modal-choice-card {
    background: #ffffff;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: var(--transition-base);
    border: 3px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.modal-choice-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.1) 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.modal-choice-card:hover::before {
    opacity: 1;
}

.modal-choice-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.15);
}

.yoga-choice {
    border-color: var(--yoga-primary);
}

.yoga-choice:hover {
    border-color: var(--yoga-primary);
    background: linear-gradient(135deg, rgba(142, 68, 173, 0.05) 0%, rgba(155, 89, 182, 0.05) 100%);
}

.pujan-choice {
    border-color: var(--pujan-primary);
}

.pujan-choice:hover {
    border-color: var(--pujan-primary);
    background: linear-gradient(135deg, rgba(230, 126, 34, 0.05) 0%, rgba(243, 156, 18, 0.05) 100%);
}

.choice-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.yoga-choice .choice-icon {
    color: var(--yoga-primary);
}

.pujan-choice .choice-icon {
    color: var(--pujan-primary);
}

.choice-title {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.choice-description {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.choice-arrow {
    font-size: 1.5rem;
    color: var(--gray-400);
    transition: var(--transition-base);
}

.modal-choice-card:hover .choice-arrow {
    color: var(--primary-color);
    transform: translateX(5px);
}

/* Form Styles */
.form-control {
    border-radius: 0.75rem;
    border: 2px solid var(--gray-200);
    transition: var(--transition-base);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(111, 66, 193, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--gray-700);
}

/* Section Styles */
section {
    padding: 4rem 0;
}

.section-title {
    position: relative;
    margin-bottom: 3rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-color), var(--yoga-primary));
    border-radius: 2px;
}

/* Yoga Types Grid */
.yoga-type-card {
    height: 100%;
    transition: var(--transition-base);
    border: none;
    border-radius: 1rem;
    overflow: hidden;
}

.yoga-type-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.yoga-type-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Benefits Section */
.benefit-item {
    text-align: center;
    padding: 2rem 1rem;
}

.benefit-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    animation: floatY 3s ease-in-out infinite;
}

/* Teacher Card */
.teacher-card {
    border: none;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.teacher-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

/* Pricing Table */
.pricing-card {
    border: none;
    border-radius: 1rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
    border: 2px solid var(--primary-color);
}

.popular-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
}

/* Gallery */
.gallery-item {
    border-radius: 1rem;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-base);
}

.gallery-item:hover {
    transform: scale(1.05);
}

/* Map Container */
.map-container {
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
}

/* Back to Top Button */
#backToTop {
    width: 50px;
    height: 50px;
    transition: var(--transition-base);
}

#backToTop:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

/* Social Links */
.social-links a {
    transition: var(--transition-base);
    display: inline-block;
}

.social-links a:hover {
    transform: translateY(-3px);
    color: var(--primary-color) !important;
}

/* Alert Styles */
.alert {
    border-radius: 0.75rem;
    border: none;
}

/* FAQ Accordion */
.accordion-button {
    border-radius: 0.75rem;
    font-weight: 600;
}

.accordion-button:not(.collapsed) {
    background-color: var(--primary-color);
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 2rem 0;
        min-height: auto;
    }
    
    .display-2 {
        font-size: 2.5rem;
    }
    
    .hero-cards {
        height: auto;
        margin-top: 2rem;
    }
    
    .hero-card {
        position: relative;
        top: auto;
        bottom: auto;
        left: auto;
        right: auto;
        width: 100%;
        margin-bottom: 1.5rem;
    }
    
    .yoga-card,
    .pujan-card {
        position: relative;
        top: auto;
        bottom: auto;
        left: auto;
        right: auto;
    }
    
    section {
        padding: 2rem 0;
    }
    
    .benefit-item {
        padding: 1rem;
    }
    
    .yoga-type-icon {
        font-size: 2rem;
    }
    
    .modal-dialog {
        margin: 1rem;
    }
    
    .modal-choice-card {
        padding: 1.5rem;
    }
    
    .choice-icon {
        font-size: 2.5rem;
    }
}

@media (max-width: 576px) {
    .display-3 {
        font-size: 2rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .modal-dialog {
        margin: 1rem;
    }
}

/* Focus Styles for Accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    #backToTop,
    .modal {
        display: none !important;
    }
    
    .hero {
        background: white !important;
        color: black !important;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Pujan Icon Styling */
.pujan-icon-container {
    height: 200px;
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.75rem 0.75rem 0 0;
    position: relative;
    overflow: hidden;
}

.pujan-icon-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="pujan-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(111,66,193,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23pujan-pattern)"/></svg>');
    opacity: 0.5;
}

.pujan-icon {
    font-size: 4rem;
    color: var(--primary-color);
    position: relative;
    z-index: 2;
    transition: var(--transition-base);
    filter: drop-shadow(0 4px 8px rgba(111, 66, 193, 0.2));
}

.pujan-icon-container:hover .pujan-icon {
    transform: scale(1.1);
    color: var(--yoga-primary);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--yoga-primary);
}