/* Rausku Workspace - Dark Theme */
/* 🐟 Fish-inspired design */

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-primary: #0ea5e9;
    --accent-secondary: #06b6d4;
    --accent-glow: rgba(14, 165, 233, 0.3);
    --border-color: #1e293b;
    --fish-orange: #f97316;
    --fish-blue: #3b82f6;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Ocean Background Effect */
.ocean-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at top, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        var(--bg-primary);
    z-index: -1;
    pointer-events: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.fish-icon {
    font-size: 1.75rem;
    animation: swim 3s ease-in-out infinite;
}

@keyframes swim {
    0%, 100% { transform: translateX(0) rotate(0deg); }
    50% { transform: translateX(5px) rotate(-5deg); }
}

.logo-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav a:hover {
    color: var(--text-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white !important;
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    transition: all 0.3s ease !important;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 2rem 4rem;
    overflow: hidden;
}

/* Animated Bubbles */
.bubbles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.bubbles span {
    position: absolute;
    bottom: -100px;
    width: 20px;
    height: 20px;
    background: rgba(14, 165, 233, 0.2);
    border-radius: 50%;
    animation: rise 15s infinite ease-in;
}

.bubbles span:nth-child(1) { left: 10%; width: 40px; height: 40px; animation-duration: 12s; }
.bubbles span:nth-child(2) { left: 20%; width: 20px; height: 20px; animation-duration: 18s; animation-delay: 1s; }
.bubbles span:nth-child(3) { left: 35%; width: 30px; height: 30px; animation-duration: 14s; animation-delay: 2s; }
.bubbles span:nth-child(4) { left: 50%; width: 25px; height: 25px; animation-duration: 16s; animation-delay: 0s; }
.bubbles span:nth-child(5) { left: 80%; width: 35px; height: 35px; animation-duration: 13s; animation-delay: 3s; }

@keyframes rise {
    0% {
        bottom: -100px;
        transform: translateX(0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 0.5;
    }
    100% {
        bottom: 100vh;
        transform: translateX(100px) scale(0.5);
        opacity: 0;
    }
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

.hero-cta {
    margin-top: 2rem;
}

.btn-large {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px var(--accent-glow);
}

.btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 60px var(--accent-glow);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

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

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

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* About Section */
.about {
    padding: 6rem 0;
    text-align: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.about p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--accent-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding-top: 10rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .features h2,
    .about h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .btn-large {
        padding: 0.875rem 1.75rem;
        font-size: 1rem;
    }

    .feature-card {
        padding: 1.5rem;
    }
}

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

.feature-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Selection color */
::selection {
    background: var(--accent-primary);
    color: white;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-card-hover);
    border-radius: 5px;
}

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