/* CSS Variables - Triadic Color Scheme */
:root {
    /* Primary Colors (Triadic) */
    --primary-color: #FF6B35;     /* Orange */
    --secondary-color: #4ECDC4;   /* Teal */
    --tertiary-color: #6A4C93;    /* Purple */
    
    /* Color Variations */
    --primary-dark: #E55A2B;
    --primary-light: #FF8A5C;
    --secondary-dark: #45B7AF;
    --secondary-light: #6FD4CB;
    --tertiary-dark: #5A3F7A;
    --tertiary-light: #7E5BA6;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --black: #1A1A1A;
    --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;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    --gradient-tertiary: linear-gradient(135deg, var(--tertiary-color), var(--tertiary-dark));
    --gradient-hero: linear-gradient(135deg, var(--primary-color), var(--tertiary-color));
    --gradient-overlay: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.3));
    
    /* Typography */
    --font-primary: 'Playfair Display', serif;
    --font-secondary: 'Source Sans Pro', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Borders & Shadows */
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    --box-shadow-lg: 0 20px 40px rgba(0,0,0,0.15);
    
    /* Breakpoints */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

/* Section Titles */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    font-weight: 900;
    color: var(--tertiary-color);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%) skew(-15deg);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Button Styles - GLOBAL */
.btn, button, input[type='submit'] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-secondary);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    transform: perspective(1000px) rotateX(0deg);
    box-shadow: var(--box-shadow);
    min-width: 150px;
    text-align: center;
}

.btn:hover, button:hover, input[type='submit']:hover {
    transform: perspective(1000px) rotateX(-5deg) translateY(-2px);
    box-shadow: var(--box-shadow-lg);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--gradient-tertiary);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--tertiary-color);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: perspective(1000px) rotateX(-5deg) translateY(-2px) skew(-2deg);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.navbar {
    padding: var(--spacing-sm) 0;
}

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

.logo {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--tertiary-color);
    text-decoration: none;
    transform: skew(-5deg);
}

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

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--gray-100);
    transform: skew(-2deg);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--gray-800);
    transition: var(--transition-normal);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-overlay);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto var(--spacing-xxl);
    transform: perspective(1000px) rotateX(0deg);
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    transform: skew(-2deg);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    margin-bottom: var(--spacing-xl);
    color: var(--white);
    opacity: 0.95;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xxl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    max-width: 600px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transform: skew(-1deg);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--secondary-color);
    font-family: var(--font-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--white);
    opacity: 0.9;
    margin-top: var(--spacing-xs);
}

/* About Section */
.about {
    padding: var(--spacing-xxl) 0;
    background: var(--gray-100);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-content {
    transform: skew(-1deg);
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    color: var(--gray-700);
}

.about-image {
    position: relative;
    transform: perspective(1000px) rotateY(-5deg);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
}

.progress-container {
    margin-top: var(--spacing-xl);
}

.progress-item {
    margin-bottom: var(--spacing-lg);
}

.progress-item label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--gray-800);
}

.progress-bar {
    position: relative;
    height: 8px;
    background: var(--gray-300);
    border-radius: 4px;
    overflow: hidden;
    transform: skew(-10deg);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 2s ease;
}

.progress-text {
    position: absolute;
    right: 10px;
    top: -25px;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* Methodology Section */
.methodology {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.method-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: all var(--transition-normal);
    transform: perspective(1000px) rotateX(0deg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.method-card:hover {
    transform: perspective(1000px) rotateX(-5deg) translateY(-10px) skew(-1deg);
    box-shadow: var(--box-shadow-lg);
}

.method-card .card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.method-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.method-card:hover .card-image img {
    transform: scale(1.1) skew(-1deg);
}

.method-card .card-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.method-card h3 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.method-card p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 0;
}

/* History Section */
.history {
    padding: var(--spacing-xxl) 0;
    background: var(--gray-100);
}

.history-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.history-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%) skew(0deg, -1deg);
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-xxl);
    position: relative;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    flex: 0 0 120px;
    text-align: center;
    background: var(--gradient-tertiary);
    color: var(--white);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 900;
    font-size: 1.1rem;
    transform: skew(-5deg);
    box-shadow: var(--box-shadow);
}

.timeline-content {
    flex: 1;
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    margin: 0 var(--spacing-lg);
    box-shadow: var(--box-shadow);
    transform: skew(-1deg);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.timeline-content p {
    margin: 0;
    color: var(--gray-600);
    line-height: 1.6;
}

/* Instructors Section */
.instructors {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.instructor-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: all var(--transition-normal);
    transform: perspective(1000px) rotateY(0deg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.instructor-card:hover {
    transform: perspective(1000px) rotateY(-5deg) translateY(-10px);
    box-shadow: var(--box-shadow-lg);
}

.instructor-card .card-image {
    width: 100%;
    height: 350px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.instructor-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.instructor-card:hover .card-image img {
    transform: scale(1.05);
}

.instructor-card .card-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
}

.instructor-card h3 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-xs);
    font-size: 1.4rem;
}

.instructor-role {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.instructor-card p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Research Section */
.research {
    padding: var(--spacing-xxl) 0;
    background: var(--gray-100);
}

.research-intro {
    text-align: center;
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-xxl);
    color: var(--gray-700);
}

.research-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.research-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transform: skew(-1deg);
}

.research-item:nth-child(even) {
    transform: skew(1deg);
}

.research-item:nth-child(even) .research-image {
    order: 2;
}

.research-image {
    height: 300px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.research-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.research-item:hover .research-image img {
    transform: scale(1.1);
}

.research-content-item {
    padding: var(--spacing-lg);
}

.research-content-item h3 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.4rem;
}

.research-content-item p {
    color: var(--gray-600);
    line-height: 1.7;
    margin: 0;
}

/* Events Section */
.events {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.event-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: all var(--transition-normal);
    transform: perspective(1000px) rotateX(0deg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.event-card:hover {
    transform: perspective(1000px) rotateX(-5deg) translateY(-10px) skew(-1deg);
    box-shadow: var(--box-shadow-lg);
}

.event-card .card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.event-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.event-card:hover .card-image img {
    transform: scale(1.1) rotate(1deg);
}

.event-card .card-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
}

.event-date {
    background: var(--gradient-secondary);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    transform: skew(-3deg);
}

.event-card h3 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.event-card p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

/* Events Calendar Section */
.events-calendar {
    padding: var(--spacing-xxl) 0;
    background: var(--gray-100);
}

.calendar-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transform: skew(-1deg);
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    background: var(--gradient-tertiary);
    color: var(--white);
}

.calendar-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.calendar-nav {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: bold;
    transition: all var(--transition-normal);
}

.calendar-nav:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--gray-200);
    padding: var(--spacing-md);
}

/* Press Section */
.press {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.press-grid {
    display: grid;
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.press-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    background: var(--gray-100);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    transform: skew(-1deg);
    transition: all var(--transition-normal);
}

.press-item:hover {
    transform: skew(-1deg) translateX(10px);
    box-shadow: var(--box-shadow);
}

.press-item:nth-child(even) {
    transform: skew(1deg);
}

.press-item:nth-child(even):hover {
    transform: skew(1deg) translateX(-10px);
}

.press-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.press-logo img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

.press-content h3 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-xs);
    font-size: 1.2rem;
}

.press-content p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
    font-style: italic;
}

.press-date {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
}

/* External Resources Section */
.external-resources {
    padding: var(--spacing-xxl) 0;
    background: var(--gray-100);
}

.resources-intro {
    text-align: center;
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    color: var(--gray-700);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.resource-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transform: skew(-1deg);
    transition: all var(--transition-normal);
}

.resource-card:hover {
    transform: skew(-1deg) translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.resource-card h3 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.resource-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.resource-links li {
    margin-bottom: var(--spacing-sm);
}

.resource-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
}

.resource-links a:hover {
    background: var(--gray-100);
    transform: translateX(10px);
}

.resource-links a::before {
    content: '→';
    margin-right: var(--spacing-xs);
    color: var(--secondary-color);
    font-weight: bold;
}

/* Contact Section */
.contact {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: start;
}

.contact-info h3 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.8rem;
}

.contact-info p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item strong {
    color: var(--primary-color);
    font-size: 1.1rem;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    margin: 0;
    color: var(--gray-700);
    line-height: 1.6;
}

.contact-form-container {
    background: var(--gray-100);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transform: skew(-1deg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: var(--gray-800);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: all var(--transition-normal);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
    transform: skew(-1deg);
}

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

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.footer-section p {
    line-height: 1.7;
    color: var(--gray-400);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: all var(--transition-normal);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--secondary-color);
    transform: translateX(5px) skew(-2deg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-links a {
    color: var(--gray-400);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--gray-600);
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
    font-weight: 600;
}

.social-links a:hover {
    color: var(--white);
    border-color: var(--secondary-color);
    background: var(--secondary-color);
    transform: translateY(-2px) skew(-2deg);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-700);
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* Success Page Styles */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    color: var(--white);
    text-align: center;
}

.success-content {
    max-width: 600px;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transform: skew(-1deg);
}

.success-content h1 {
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    font-size: 2.5rem;
}

.success-content p {
    color: var(--white);
    opacity: 0.9;
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
}

/* Privacy and Terms Pages */
.legal-page {
    padding-top: 100px;
    padding-bottom: var(--spacing-xxl);
    background: var(--white);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.legal-content h1 {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.legal-content h2 {
    color: var(--primary-color);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.legal-content p,
.legal-content li {
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: var(--spacing-md);
}

.legal-content ul {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

/* Read More Links */
.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-normal);
}

.read-more:hover {
    color: var(--primary-dark);
    transform: translateX(5px);
}

.read-more::after {
    content: '→';
    transition: transform var(--transition-normal);
}

.read-more:hover::after {
    transform: translateX(3px);
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .research-item {
        grid-template-columns: 1fr;
    }
    
    .research-item:nth-child(even) .research-image {
        order: 0;
    }
    
    .press-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .timeline-item {
        flex-direction: column !important;
        text-align: center;
    }
    
    .timeline-year {
        margin-bottom: var(--spacing-md);
    }
    
    .timeline-content {
        margin: 0;
    }
    
    .history-timeline::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        transition: left var(--transition-normal);
        padding: var(--spacing-xl) 0;
        box-shadow: var(--box-shadow);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .method-card,
    .instructor-card,
    .event-card {
        margin-bottom: var(--spacing-lg);
    }
    
    .calendar-container {
        transform: none;
    }
    
    .contact-form-container {
        transform: none;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero {
        background-attachment: scroll;
    }
    
    .hero-content {
        margin-bottom: var(--spacing-xl);
    }
    
    .stat-item {
        transform: none;
    }
    
    .about-content,
    .method-card,
    .timeline-content,
    .resource-card {
        transform: none;
    }
    
    .about-image {
        transform: none;
    }
    
    .instructor-card,
    .event-card {
        transform: none;
    }
    
    .instructor-card:hover,
    .event-card:hover,
    .method-card:hover {
        transform: translateY(-5px);
    }
    
    .press-item {
        transform: none;
    }
    
    .press-item:hover {
        transform: none;
    }
    
    .success-content {
        transform: none;
        margin: var(--spacing-md);
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.d-flex { display: flex; }
.d-grid { display: grid; }
.d-block { display: block; }
.d-none { display: none; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

.align-center { align-items: center; }
.align-start { align-items: flex-start; }
.align-end { align-items: flex-end; }

.flex-column { flex-direction: column; }
.flex-row { flex-direction: row; }

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }

.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }

.rounded { border-radius: var(--border-radius); }
.rounded-lg { border-radius: var(--border-radius-lg); }

.shadow { box-shadow: var(--box-shadow); }
.shadow-lg { box-shadow: var(--box-shadow-lg); }

.bg-primary { background: var(--primary-color); }
.bg-secondary { background: var(--secondary-color); }
.bg-tertiary { background: var(--tertiary-color); }
.bg-white { background: var(--white); }
.bg-gray-100 { background: var(--gray-100); }
.bg-gray-900 { background: var(--gray-900); }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }
.text-tertiary { color: var(--tertiary-color); }
.text-white { color: var(--white); }
.text-gray-600 { color: var(--gray-600); }
.text-gray-700 { color: var(--gray-700); }
.text-gray-800 { color: var(--gray-800); }
.text-gray-900 { color: var(--gray-900); }

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s linear infinite;
}

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

/* Smooth Scroll Enhancement */
html {
    scroll-padding-top: 80px;
}

/* Focus Styles for Accessibility */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --gray-600: #000000;
        --gray-700: #000000;
        --gray-800: #000000;
        --gray-900: #000000;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .hero-stats,
    .contact-form-container {
        display: none;
    }
    
    .hero {
        min-height: auto;
        background: none;
        color: var(--black);
    }
    
    .hero::before {
        display: none;
    }
    
    * {
        box-shadow: none !important;
        transform: none !important;
    }
}