/* CSS Variables - Monochrome Color Scheme */
:root {
    --primary-color: #1a1a1a;
    --primary-light: #333333;
    --primary-dark: #000000;
    --secondary-color: #ffffff;
    --accent-color: #666666;
    --accent-light: #999999;
    --accent-dark: #444444;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-light: #ffffff;
    --background-light: #f8f9fa;
    --background-dark: #1a1a1a;
    --border-color: #e0e0e0;
    --shadow-light: rgba(0, 0, 0, 0.1);
    --shadow-medium: rgba(0, 0, 0, 0.2);
    --shadow-dark: rgba(0, 0, 0, 0.3);
    --gradient-primary: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    --gradient-secondary: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    --gradient-overlay: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
    --border-radius: 12px;
    --border-radius-large: 24px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --font-heading: 'Manrope', sans-serif;
    --font-body: 'Rubik', sans-serif;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.title {
    font-family: var(--font-heading) !important;
    font-weight: 700 !important;
}

.subtitle {
    font-family: var(--font-body) !important;
    font-weight: 400 !important;
}

/* Custom Button Styles */
.btn, .button, input[type='submit'] {
    background: var(--gradient-primary);
    color: var(--text-light);
    border: none;
    border-radius: var(--border-radius);
    padding: 0.75rem 2rem;
    font-family: var(--font-body);
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all var(--transition-normal);
    cursor: pointer;
    text-align: center;
    position: relative;
    overflow: hidden;
    transform: perspective(1000px) rotateX(0deg);
}

.btn::before, .button::before, input[type='submit']::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: left var(--transition-slow);
}

.btn:hover, .button:hover, input[type='submit']:hover {
    transform: perspective(1000px) rotateX(-5deg) translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow-medium);
    color: var(--text-light);
}

.btn:hover::before, .button:hover::before, input[type='submit']:hover::before {
    left: 100%;
}

.custom-btn {
    background: var(--gradient-primary);
    border: 2px solid transparent;
    position: relative;
    z-index: 1;
}

.custom-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-secondary);
    z-index: -1;
    border-radius: var(--border-radius);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.custom-btn:hover::after {
    opacity: 1;
}

.custom-btn:hover {
    color: var(--text-primary);
}

/* Header Styles */
.navbar {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
    z-index: 1000;
}

.navbar-brand .navbar-item {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-light) !important;
}

.navbar-item {
    color: var(--text-light) !important;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
}

.navbar-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--text-light);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.navbar-item:hover::after {
    width: 80%;
}

.navbar-burger {
    color: var(--text-light) !important;
}

/* Hero Section */
#hero {
    position: relative;
    overflow: hidden;
    min-height: 100vh;
}

.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
}

.hero-body {
    padding: 6rem 1.5rem;
    position: relative;
    z-index: 2;
}

.hero-body .title {
    color: var(--text-light) !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    font-size: 3.5rem;
    animation: slideInUp 1s ease-out;
}

.hero-body .subtitle {
    color: var(--text-light) !important;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
    font-size: 1.25rem;
    animation: slideInUp 1s ease-out 0.2s both;
}

/* Curved Grid Elements */
.curved-element {
    position: relative;
    transform: skew(-2deg, 1deg);
    transition: transform var(--transition-normal);
}

.curved-element:hover {
    transform: skew(0deg, 0deg) scale(1.02);
}

/* Card Styles */
.card {
    background: var(--secondary-color);
    border-radius: var(--border-radius-large);
    box-shadow: 0 8px 25px var(--shadow-light);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.custom-card {
    background: var(--gradient-secondary);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.custom-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.custom-card:hover::before {
    transform: scaleX(1);
}

.custom-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 20px 40px var(--shadow-medium);
}

.card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

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

.card:hover .card-image img, .card:hover .image-container img {
    transform: scale(1.1);
}

.card-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

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

.section.has-background-light {
    background: var(--background-light);
}

.section.has-background-dark {
    background: var(--background-dark);
    color: var(--text-light);
}

/* Custom Divider */
.custom-divider {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 1rem auto 2rem;
    border-radius: 2px;
    position: relative;
}

.custom-divider::after {
    content: '';
    position: absolute;
    top: -2px;
    left: 50%;
    width: 12px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translateX(-50%);
}

/* Slider Styles */
.custom-slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-large);
}

.slider-container {
    display: flex;
    transition: transform var(--transition-slow);
}

.slide {
    min-width: 100%;
    padding: 3rem;
    background: var(--gradient-secondary);
    border-radius: var(--border-radius-large);
    opacity: 0;
    transform: translateX(50px);
    transition: all var(--transition-slow);
}

.slide.active {
    opacity: 1;
    transform: translateX(0);
}

.slider-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.nav-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--accent-color);
    background: transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nav-btn.active, .nav-btn:hover {
    background: var(--primary-color);
    transform: scale(1.2);
}

/* Gallery Styles */
.gallery-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-large);
    box-shadow: 0 10px 30px var(--shadow-medium);
}

.gallery-img {
    width: 100%;
    height: auto;
    transition: transform var(--transition-slow);
}

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

/* Form Styles */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.field {
    margin-bottom: 1.5rem;
}

.label {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.input, .textarea {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    transition: all var(--transition-normal);
    background: var(--secondary-color);
}

.input:focus, .textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
    outline: none;
    transform: translateY(-2px);
}

/* Icon Styles */
.icon-large {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.award-icon {
    font-size: 4rem;
    opacity: 0.9;
}

/* Event Styles */
.event-date {
    margin-bottom: 1rem;
}

.event-details {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Footer Styles */
.footer {
    background: var(--background-dark);
    color: var(--text-light);
    padding: 3rem 0 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--accent-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-light);
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.social-links a {
    color: var(--accent-light);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -10px;
    width: 4px;
    height: 100%;
    background: var(--text-light);
    transform: scaleY(0);
    transition: transform var(--transition-normal);
}

.social-links a:hover {
    color: var(--text-light);
    padding-left: 15px;
}

.social-links a:hover::before {
    transform: scaleY(1);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9999;
    backdrop-filter: blur(5px);
}

.modal.is-active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-card {
    background: var(--secondary-color);
    border-radius: var(--border-radius-large);
    box-shadow: 0 20px 60px var(--shadow-dark);
    animation: modalSlideIn var(--transition-slow);
    max-width: 500px;
    width: 90%;
}

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

.success-content {
    text-align: center;
    padding: 3rem;
    background: var(--secondary-color);
    border-radius: var(--border-radius-large);
    box-shadow: 0 20px 60px var(--shadow-medium);
    animation: successBounce 1s ease-out;
}

/* Privacy and Terms Pages */
.page-content {
    padding-top: 100px;
    min-height: calc(100vh - 100px);
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

/* Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(-50px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes successBounce {
    0% {
        opacity: 0;
        transform: scale(0.5) rotate(-10deg);
    }
    50% {
        transform: scale(1.1) rotate(5deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

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

.floating {
    animation: float 6s ease-in-out infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-body .title {
        font-size: 2.5rem;
    }
    
    .hero-body .subtitle {
        font-size: 1.1rem;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    .card-content {
        padding: 1.5rem;
    }
    
    .slide {
        padding: 2rem;
    }
    
    .social-links {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .navbar-menu {
        background: rgba(26, 26, 26, 0.98);
        backdrop-filter: blur(10px);
    }
}

@media (max-width: 480px) {
    .hero-body .title {
        font-size: 2rem;
    }
    
    .buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .button {
        width: 100%;
        max-width: 300px;
        margin: 0.25rem 0;
    }
    
    .event-details {
        justify-content: flex-start;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .parallax-bg {
        background-attachment: scroll !important;
    }
}

/* Focus Styles */
.btn:focus, .button:focus, input:focus, textarea:focus {
    outline: 3px solid rgba(26, 26, 26, 0.4);
    outline-offset: 2px;
}

/* High Contrast Support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --shadow-light: rgba(0, 0, 0, 0.5);
        --shadow-medium: rgba(0, 0, 0, 0.7);
    }
}

/* Print Styles */
@media print {
    .navbar, .footer, .btn, .button {
        display: none !important;
    }
    
    .section {
        break-inside: avoid;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}

/* Utility Classes */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glassmorphism {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.shadow-hover {
    transition: box-shadow var(--transition-normal);
}

.shadow-hover:hover {
    box-shadow: 0 20px 40px var(--shadow-medium);
}

.transform-hover {
    transition: transform var(--transition-normal);
}

.transform-hover:hover {
    transform: translateY(-5px);
}