/*
Theme Name: Fuar Cam Premium
Theme URI: https://fuarcam.com
Author: Turgut Arısoy
Description: Fuar Cam için özel; ultra hızlı, SEO odaklı, derinlik hissi veren cam efektli premium WordPress teması.
Version: 1.1.0
Text Domain: fuarcam
*/

/* ==========================================================================
   1. TASARIM DEĞİŞKENLERİ
   ========================================================================== */
:root {
    /* Renkler: Güven veren modern lacivert ve cam mavisi */
    --primary: #0f172a;
    --secondary: #0ea5e9;
    --accent: #38bdf8;
    --bg-light: #f8fafc;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --white: #ffffff;
    
    /* Gelişmiş Cam Efekti (Glassmorphism) */
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 10px 40px -10px rgba(15, 23, 42, 0.1);
    
    /* Animasyon ve Kenarlıklar */
    --radius: 16px;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   2. TEMEL AYARLAR
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3 {
    color: var(--primary);
    font-weight: 800;
    letter-spacing: -0.02em;
}

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

/* ==========================================================================
   3. MODERN HEADER (Sticky & Glass)
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    padding: 18px 0;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-logo a {
    font-size: 26px;
    font-weight: 900;
    color: var(--primary);
    text-transform: uppercase;
}

.site-logo span {
    color: var(--secondary);
}

.main-navigation ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

.main-navigation a {
    font-weight: 600;
    color: var(--text-main);
    font-size: 15px;
}

.main-navigation a:hover {
    color: var(--secondary);
}

/* ==========================================================================
   4. MUHTEŞEM HERO ALANI
   ========================================================================== */
.hero-section {
    padding: 140px 0 100px;
    text-align: center;
    background: radial-gradient(circle at top right, #e0f2fe, #f8fafc);
    position: relative;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 20px;
    background: linear-gradient(to bottom right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 40px;
}

/* ==========================================================================
   5. CAM KARTLAR (Grid Sistemi)
   ========================================================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.grid {
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.glass-panel:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px -15px rgba(15, 23, 42, 0.15);
    border-color: var(--secondary);
}

/* ==========================================================================
   6. PREMIUM BUTONLAR
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 16px 32px;
    background: var(--secondary);
    color: var(--white);
    border-radius: 50px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
    transition: var(--transition);
}

.btn:hover {
    background: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(15, 23, 42, 0.4);
}

/* ==========================================================================
   7. FOOTER
   ========================================================================== */
.site-footer {
    background: var(--primary);
    color: rgba(255,255,255,0.7);
    padding: 80px 0 40px;
    margin-top: 100px;
}

.site-footer h4 {
    color: var(--white);
    margin-bottom: 25px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 50px;
    padding-top: 30px;
    text-align: center;
}

/* ==========================================================================
   8. RESPONSIVE
   ========================================================================== */
@media (max-width: 768px) {
    .hero-title { font-size: 2.5rem; }
    .main-navigation { display: none; }
}