* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #ff6b6b;
    --secondary-color: #4ecdc4;
    --accent-color: #45b7d1;
    --text-color: #333;
    --bg-color: #ffffff;
    --card-bg: #f8f9fa;
    --navbar-bg: rgba(255, 255, 255, 0.95);
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.dark-mode {
    --text-color: #e0e0e0;
    --bg-color: #1a1a1a;
    --card-bg: #2d2d2d;
    --navbar-bg: rgba(26, 26, 26, 0.95);
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Arial', sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: var(--transition);
    overflow-x: hidden;
}

/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(255, 107, 107, 0.1);
    transform: translateY(-2px);
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    display: flex;
    align-items: center;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
    background-color: #ccc;
    border-radius: 34px;
    cursor: pointer;
    transition: var(--transition);
}

.switch:before {
    content: "";
    position: absolute;
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    border-radius: 50%;
    transition: var(--transition);
}

#dark-mode-switch {
    display: none;
}

#dark-mode-switch:checked + .switch {
    background-color: var(--primary-color);
}

#dark-mode-switch:checked + .switch:before {
    transform: translateX(26px);
}

/* Main Content */
main {
    padding-top: 100px;
    min-height: 100vh;
}

.page {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    padding: 2rem;
}

.page.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Section */
.hero {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.hero h1 {
    font-size: 3.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    font-weight: bold;
    animation: pulse 2s infinite;
}

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

.subtitle {
    font-size: 1.3rem;
    color: var(--accent-color);
    margin-bottom: 2rem;
    font-style: italic;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* Reasons Grid */
.content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.content h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.reason-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.reason-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 107, 0.1), transparent);
    transition: left 0.5s;
}

.reason-card:hover::before {
    left: 100%;
}

.reason-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.reason-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.reason-card p {
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Gallery Styles */
.gallery-subtitle {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    color: var(--accent-color);
    font-style: italic;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.gallery-item {
    position: relative;
    height: 250px;
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.gallery-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transition: var(--transition);
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(100%);
    transition: var(--transition);
}

.overlay span {
    color: white;
    font-size: 1.2rem;
    text-align: center;
    padding: 1rem;
    font-weight: 500;
    transform: scale(0.8);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.gallery-item:hover .overlay {
    opacity: 1;
    transform: translateY(0);
}

.gallery-item:hover .overlay span {
    transform: scale(1);
}

.gallery-item:hover .gallery-placeholder {
    transform: scale(1.1);
    filter: blur(2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .reasons-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1.5rem;
    }
    
    .gallery-item {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero {
        padding: 2rem 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .content {
        padding: 1rem;
    }
    
    .page {
        padding: 1rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.nav-link {
    animation: slideIn 0.6s ease-out forwards;
}

.nav-link:nth-child(1) { animation-delay: 0.1s; }
.nav-link:nth-child(2) { animation-delay: 0.2s; }
.nav-link:nth-child(3) { animation-delay: 0.3s; }

/* Additional hover effects */
.nav-logo:hover {
    transform: rotate(5deg) scale(1.1);
}

.reason-card:nth-child(even) {
    animation-delay: 0.2s;
}

.gallery-item:nth-child(odd) {
    animation-delay: 0.1s;
}

.gallery-item:nth-child(even) {
    animation-delay: 0.3s;
}