/* --- Değişkenler --- */
:root {
    --bg-dark: #0b1e27;         /* Koyu Arduvaz */
    --bg-panel: #142832;        /* Panel Rengi */
    --color-green: #00ff88;     /* Lazer Yeşili */
    --color-green-dim: #00cc6a;
    --color-text: #e0e0e0;
    --color-white: #ffffff;
    
    --font-head: 'Orbitron', sans-serif;
    --font-body: 'Rajdhani', sans-serif;
    
    --glow: 0 0 10px rgba(0, 255, 136, 0.4);
    --border: 1px solid #1f404f;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
img { max-width: 100%; display: block; filter: grayscale(30%) contrast(1.1); }

/* --- Tech Bar --- */
.tech-bar { background-color: #000; color: var(--color-green); padding: 5px 0; font-family: var(--font-head); font-size: 0.75rem; border-bottom: 1px solid var(--color-green-dim); }
.bar-flex { display: flex; justify-content: space-between; width: 90%; max-width: 1200px; margin: 0 auto; }

/* --- Header --- */
.cyber-header {
    background-color: rgba(11, 30, 39, 0.95);
    padding: 20px 0;
    border-bottom: 1px solid #1f404f;
    position: sticky; top: 0; z-index: 1000;
}

.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.header-content { display: flex; justify-content: space-between; align-items: center; }

.logo { font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--color-white); letter-spacing: 2px; }
.green-text { color: var(--color-green); text-shadow: var(--glow); }

.tech-nav ul { display: flex; gap: 25px; align-items: center; }
.tech-nav a { font-family: var(--font-head); font-size: 0.85rem; color: #aaa; letter-spacing: 1px; }
.tech-nav a:hover, .tech-nav a.active { color: var(--color-green); }

.btn-scan { border: 1px solid var(--color-green); color: var(--color-green) !important; padding: 8px 20px; font-weight: bold; background: transparent; transition: 0.3s; box-shadow: var(--glow); }
.btn-scan:hover { background: var(--color-green); color: var(--bg-dark) !important; }

.mobile-menu-btn { display: none; background: none; border: none; cursor: pointer; flex-direction: row; gap: 4px; }
.pixel { width: 6px; height: 6px; background-color: var(--color-green); }

/* --- Mobile Menu --- */
.mobile-menu {
    position: fixed; top: 0; right: -100%; width: 100%; height: 100%;
    background-color: var(--bg-dark); z-index: 2000;
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    border-left: 2px solid var(--color-green); transition: 0.3s ease;
}
.mobile-menu.active { right: 0; }
.close-menu { position: absolute; top: 20px; right: 20px; font-size: 1.5rem; color: var(--color-green); background: none; border: none; cursor: pointer; font-family: var(--font-head); }
.mobile-menu a { font-family: var(--font-head); font-size: 1.5rem; margin: 15px 0; color: var(--color-white); }
.mobile-menu a:hover { color: var(--color-green); }

/* --- Hero --- */
.hero-tech { position: relative; height: 600px; display: flex; align-items: center; justify-content: center; text-align: center; overflow: hidden; }
.hero-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center; z-index: -2;
}
.grid-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: 
        linear-gradient(rgba(11, 30, 39, 0.9), rgba(11, 30, 39, 0.7)),
        repeating-linear-gradient(0deg, transparent 0, transparent 19px, rgba(0, 255, 136, 0.1) 20px),
        repeating-linear-gradient(90deg, transparent 0, transparent 19px, rgba(0, 255, 136, 0.1) 20px);
    z-index: -1;
}

.hero-content { z-index: 1; max-width: 800px; position: relative; }
.scan-line { height: 2px; width: 100%; background: var(--color-green); box-shadow: var(--glow); animation: scan 3s infinite; margin-bottom: 20px; }
@keyframes scan { 0% { width: 0; opacity: 0; } 50% { width: 100%; opacity: 1; } 100% { width: 0; opacity: 0; margin-left: 100%; } }

.hero h1 { font-family: var(--font-head); font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; color: var(--color-white); letter-spacing: 2px; }
.neon-highlight { color: var(--color-green); text-shadow: var(--glow); }
.hero p { font-size: 1.3rem; margin-bottom: 40px; color: #ccc; max-width: 600px; margin-left: auto; margin-right: auto; }

.hero-buttons { display: flex; gap: 20px; justify-content: center; }
.btn { padding: 12px 30px; font-weight: bold; cursor: pointer; font-family: var(--font-head); letter-spacing: 1px; transition: 0.3s; border: none; }
.btn-primary { background-color: var(--color-green); color: var(--bg-dark); }
.btn-primary:hover { background-color: var(--color-white); box-shadow: var(--glow); }
.btn-secondary { background: transparent; border: 1px solid var(--color-white); color: var(--color-white); }
.btn-secondary:hover { border-color: var(--color-green); color: var(--color-green); }

/* --- Tech Grid --- */
.section-padding { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-family: var(--font-head); font-size: 2.5rem; color: var(--color-white); margin-bottom: 10px; }
.green-dash { width: 50px; height: 3px; background-color: var(--color-green); margin: 0 auto; box-shadow: var(--glow); }

.tech-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
.tech-card { background: var(--bg-panel); padding: 30px; border: var(--border); transition: 0.3s; position: relative; overflow: hidden; }
.tech-card:hover { border-color: var(--color-green); transform: translateY(-5px); box-shadow: var(--glow); }
.card-icon { font-size: 3rem; margin-bottom: 20px; }
.tech-card h3 { font-family: var(--font-head); font-size: 1.3rem; color: var(--color-white); margin-bottom: 15px; }
.tech-card p { color: #aaa; margin-bottom: 25px; font-size: 1rem; }
.link-tech { color: var(--color-green); font-weight: bold; font-family: var(--font-head); letter-spacing: 1px; font-size: 0.9rem; }

/* --- Data Banner --- */
.data-banner { background-color: #050f14; padding: 60px 0; border-top: 1px solid var(--color-green); border-bottom: 1px solid var(--color-green); margin-top: 50px; }
.stats-flex { display: flex; justify-content: space-around; text-align: center; flex-wrap: wrap; gap: 30px; }
.counter { display: block; font-family: var(--font-head); font-size: 3rem; color: var(--color-white); text-shadow: var(--glow); }
.stat-box span { color: var(--color-green); font-family: var(--font-head); letter-spacing: 2px; font-size: 0.9rem; }

/* --- About & Split --- */
.page-header { text-align: center; margin-bottom: 60px; }
.page-header h1 { font-family: var(--font-head); font-size: 3rem; color: var(--color-white); }
.tech-split { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.tech-info h2 { font-family: var(--font-head); font-size: 2rem; color: var(--color-green); margin-bottom: 20px; }
.binary-list { list-style: none; margin-top: 20px; font-family: var(--font-head); }
.binary-list li { margin-bottom: 10px; color: #ccc; }
.screen-frame { border: 2px solid var(--color-green); padding: 5px; position: relative; box-shadow: var(--glow); }
.overlay-text { position: absolute; bottom: 10px; right: 10px; background: rgba(0,0,0,0.8); color: var(--color-green); padding: 5px; font-family: var(--font-head); font-size: 0.8rem; }

/* --- Logs (Testimonials) --- */
.logs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.log-entry { background: #000; border: 1px solid #333; padding: 25px; font-family: 'Courier New', monospace; }
.log-head { display: flex; justify-content: space-between; border-bottom: 1px dashed #555; padding-bottom: 10px; margin-bottom: 15px; font-size: 0.8rem; }
.user { color: #fff; }
.status { color: var(--color-green); }
.log-entry p { color: #aaa; font-size: 0.9rem; margin-bottom: 15px; }
.tech-used { color: var(--color-green-dim); font-size: 0.7rem; text-transform: uppercase; }

/* --- Interface (Contact) --- */
.interface-wrapper { display: grid; grid-template-columns: 1fr 2fr; gap: 50px; }
.data-panel { background: var(--bg-panel); padding: 40px; border: var(--border); }
.data-panel h3 { font-family: var(--font-head); color: var(--color-green); margin-bottom: 20px; font-size: 1.5rem; }
.data-row { display: flex; justify-content: space-between; margin-bottom: 15px; border-bottom: 1px solid #1f404f; padding-bottom: 5px; }
.label { color: #888; font-family: var(--font-head); font-size: 0.9rem; }
.value { color: #fff; font-weight: bold; }
.radar-box { height: 150px; background: radial-gradient(circle, rgba(0,255,136,0.1) 0%, transparent 70%); border: 1px solid var(--color-green); margin-top: 30px; display: flex; align-items: center; justify-content: center; color: var(--color-green); font-family: var(--font-head); animation: pulse 2s infinite; }
@keyframes pulse { 0% { opacity: 0.5; } 50% { opacity: 1; } 100% { opacity: 0.5; } }

.cyber-form { background: var(--bg-panel); padding: 40px; border: var(--border); }
.cyber-form h3 { font-family: var(--font-head); color: #fff; margin-bottom: 25px; border-left: 4px solid var(--color-green); padding-left: 15px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 5px; font-family: var(--font-head); color: var(--color-green); font-size: 0.85rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px; background: #08161d; border: 1px solid #1f404f; color: #fff; font-family: var(--font-body); }
.form-group input:focus { border-color: var(--color-green); outline: none; box-shadow: var(--glow); }
.btn-submit { width: 100%; background: var(--color-green); color: #000; padding: 15px; font-weight: bold; font-family: var(--font-head); border: none; cursor: pointer; letter-spacing: 2px; transition: 0.3s; }
.btn-submit:hover { background: #fff; box-shadow: var(--glow); }

/* --- Protocol (Legal) --- */
.protocol-doc { max-width: 800px; margin: 0 auto; background: var(--bg-panel); padding: 60px; border: var(--border); }
.protocol-doc h1 { font-family: var(--font-head); color: var(--color-white); }
.meta { color: #666; font-family: 'Courier New', monospace; margin-bottom: 20px; }
.green-line { width: 100px; height: 2px; background: var(--color-green); margin-bottom: 30px; box-shadow: var(--glow); }
.protocol-doc h3 { color: var(--color-green); margin-top: 30px; margin-bottom: 10px; font-family: var(--font-head); }

/* --- Footer --- */
.tech-footer { background-color: #050f14; padding: 50px 0; margin-top: auto; border-top: 1px solid #1f404f; text-align: center; }
.f-logo { font-family: var(--font-head); font-size: 1.8rem; font-weight: 700; color: #fff; margin-bottom: 15px; }
.f-links a { margin: 0 15px; color: #888; font-family: var(--font-head); font-size: 0.9rem; }
.f-links a:hover { color: var(--color-green); }
.copyright { margin-top: 25px; color: #555; font-size: 0.8rem; font-family: 'Courier New', monospace; }

@media (max-width: 992px) {
    .tech-nav { display: none; }
    .mobile-menu-btn { display: flex; }
    .hero-content h1 { font-size: 2.5rem; }
    .tech-split, .interface-wrapper, .stats-flex, .logs-grid { grid-template-columns: 1fr; flex-direction: column; text-align: center; }
    .hero-bg { background-position: center; }
}