/* ============================================
   oyuncu.online - Oyun Temalı Modern Tasarım
   Gaming UI with dark theme, neon effects
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');

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

:root {
    /* Gaming Color Palette */
    --primary-neon: #00ff88;
    --primary-neon-dark: #00cc6a;
    --secondary-neon: #00d4ff;
    --accent-neon: #ff0080;
    --accent-purple: #a855f7;
    --accent-cyan: #06b6d4;
    
    /* Dark Theme Colors */
    --bg-primary: #0a0e27;
    --bg-secondary: #141b2d;
    --bg-tertiary: #1a2332;
    --bg-card: #1e293b;
    --bg-hover: #253141;
    
    /* Text Colors */
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Borders & Shadows */
    --border-color: #1e293b;
    --border-neon: rgba(0, 255, 136, 0.3);
    --shadow-neon: 0 0 20px rgba(0, 255, 136, 0.3);
    --shadow-neon-strong: 0 0 30px rgba(0, 255, 136, 0.5);
    --shadow-glow: 0 0 40px rgba(0, 255, 136, 0.2);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00ff88 0%, #00d4ff 100%);
    --gradient-dark: linear-gradient(135deg, #0a0e27 0%, #1a2332 100%);
    --gradient-card: linear-gradient(135deg, #1e293b 0%, #141b2d 100%);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

body {
    font-family: 'Rajdhani', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(0, 255, 136, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
    font-size: 16px;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 255, 136, 0.03) 2px, rgba(0, 255, 136, 0.03) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(0, 212, 255, 0.03) 2px, rgba(0, 212, 255, 0.03) 4px);
    pointer-events: none;
    z-index: 0;
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-neon);
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    position: relative;
    z-index: 1;
}

.navbar-logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
    position: relative;
}

.navbar-logo::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

.navbar-logo:hover::after {
    width: 100%;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.navbar-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: var(--transition);
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.navbar-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 0.5rem;
    border: 1px solid transparent;
    transition: var(--transition);
}

.navbar-menu a:hover {
    color: var(--primary-neon);
    background: rgba(0, 255, 136, 0.1);
}

.navbar-menu a:hover::before {
    border-color: var(--border-neon);
    box-shadow: var(--shadow-neon);
}

.navbar-search {
    position: relative;
    flex: 1;
    max-width: 300px;
    min-width: 200px;
}

.navbar-search input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: var(--transition);
    font-family: 'Rajdhani', sans-serif;
}

.navbar-search input::placeholder {
    color: var(--text-muted);
}

.navbar-search input:focus {
    outline: none;
    border-color: var(--primary-neon);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1), var(--shadow-neon);
    background: var(--bg-tertiary);
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-neon);
    border-radius: 0.5rem;
    margin-top: 0.5rem;
    box-shadow: var(--shadow-card), var(--shadow-neon);
    max-height: 400px;
    overflow-y: auto;
    display: none;
    z-index: 1001;
    backdrop-filter: blur(10px);
}

.search-results.active {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.search-result-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: var(--bg-hover);
    border-left: 3px solid var(--primary-neon);
    padding-left: calc(1rem - 3px);
}

.search-result-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.search-result-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--gradient-card);
    border: 1px solid var(--border-neon);
    border-radius: 1.5rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-card), var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

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

.hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;
    z-index: 1;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    line-height: 1.8;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
}

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

.card:hover {
    transform: translateY(-5px);
    border-color: var(--border-neon);
    box-shadow: var(--shadow-card), var(--shadow-neon);
}

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

.card-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.card-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.card-title a:hover {
    color: var(--primary-neon);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: rgba(0, 255, 136, 0.1);
    color: var(--primary-neon);
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.85rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    font-weight: 500;
}

/* Search Box */
.search-box {
    max-width: 600px;
    margin: 2rem auto;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 1rem;
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition);
    font-family: 'Rajdhani', sans-serif;
    font-weight: 500;
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-neon);
    box-shadow: 0 0 0 4px rgba(0, 255, 136, 0.1), var(--shadow-neon);
    background: var(--bg-tertiary);
}

/* Calculator Forms */
.calculator-form {
    background: var(--gradient-card);
    border: 1px solid var(--border-neon);
    border-radius: 1rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-card);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition);
    font-family: 'Rajdhani', sans-serif;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-neon);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1), var(--shadow-neon);
    background: var(--bg-tertiary);
}

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: var(--gradient-primary);
    color: #0a0e27;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-family: 'Orbitron', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-neon);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

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

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-neon);
}

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

/* Result Card */
.result-card {
    background: var(--gradient-card);
    border: 2px solid var(--border-neon);
    color: var(--text-primary);
    border-radius: 1rem;
    padding: 2.5rem;
    margin-top: 2rem;
    text-align: center;
    box-shadow: var(--shadow-card), var(--shadow-neon-strong);
    position: relative;
    overflow: hidden;
}

.result-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    animation: rotate 15s linear infinite;
}

.result-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-neon);
    position: relative;
    z-index: 1;
}

.result-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    margin: 1rem 0;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(0, 255, 136, 0.5);
    position: relative;
    z-index: 1;
}

.result-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

.btn-copy {
    margin-top: 1rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--border-neon);
    color: var(--primary-neon);
}

.btn-copy:hover {
    background: rgba(0, 255, 136, 0.2);
    box-shadow: var(--shadow-neon);
}

/* Content */
.content {
    max-width: 800px;
    margin: 0 auto;
}

.content h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.content h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.75rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-neon);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.content h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.content p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

.content ul,
.content ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.content li {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.content a {
    color: var(--primary-neon);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.content a:hover {
    border-bottom-color: var(--primary-neon);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

/* Breadcrumb */
.breadcrumb {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--primary-neon);
}

.breadcrumb span {
    color: var(--text-muted);
}

/* FAQ */
.faq-section {
    margin-top: 3rem;
}

.faq-item {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--border-neon);
    box-shadow: var(--shadow-neon);
}

.faq-question {
    font-family: 'Orbitron', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--primary-neon);
}

.faq-answer {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    margin-top: 4rem;
    text-align: center;
    color: var(--text-secondary);
    position: relative;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--primary-neon);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

/* Crosshair Codes */
.crosshair-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.crosshair-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: var(--transition);
}

.crosshair-card:hover {
    border-color: var(--border-neon);
    box-shadow: var(--shadow-neon);
    transform: translateY(-3px);
}

.crosshair-name {
    font-family: 'Orbitron', sans-serif;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-neon);
}

.crosshair-code {
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: 0.5rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    word-break: break-all;
    margin: 0.75rem 0;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-copy-code {
    margin-top: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

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

    .navbar-container {
        flex-direction: column;
        align-items: stretch;
    }

    .navbar-menu {
        flex-direction: column;
        gap: 0.5rem;
    }

    .navbar-search {
        max-width: 100%;
    }

    .content h1 {
        font-size: 2rem;
    }

    .result-value {
        font-size: 2.5rem;
    }

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

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.hidden {
    display: none;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--bg-card);
    border-radius: 5px;
    border: 2px solid var(--bg-secondary);
}

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

/* Selection */
::selection {
    background: rgba(0, 255, 136, 0.3);
    color: var(--text-primary);
}