/* --- Lwlawadv FUTURE LIGHT DEĞİŞKENLERİ --- */
:root {
    --bg-color: #f8fbff;        /* Soğuk Beyaz */
    --surface: rgba(255, 255, 255, 0.6); /* Cam Yüzey */
    --primary: #2d3436;         /* Koyu Gri (Metin) */
    --accent: #00cec9;          /* Gelecek Mavisi/Camgöbeği */
    --accent-glow: 0 0 20px rgba(0, 206, 201, 0.3);
    --glass-border: 1px solid rgba(255, 255, 255, 0.8);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
    --font-heading: 'Exo 2', sans-serif; /* Fütüristik/Teknik */
    --font-body: 'Jura', sans-serif;     /* Modern/Temiz */
    --max-width: 1200px;
    --radius: 24px;
}

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

body {
    background-color: var(--bg-color);
    /* Fütüristik Arka Plan Deseni */
    background-image: 
        radial-gradient(at 0% 0%, hsla(192,100%,92%,1) 0, transparent 50%), 
        radial-gradient(at 100% 100%, hsla(200,100%,94%,1) 0, transparent 50%);
    color: var(--primary);
    font-family: var(--font-body);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@300;600;800&family=Jura:wght@400;600&display=swap');

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
img { width: 100%; height: auto; display: block; border-radius: var(--radius); }

/* --- GLASSMORPHISM --- */
.glass {
    background: var(--surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--radius);
}

/* --- HEADER --- */
header {
    position: sticky;
    top: 20px;
    z-index: 1000;
    margin: 0 auto;
    width: 90%;
    max-width: var(--max-width);
}

.nav-container {
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 50px; /* Hap Şekli */
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    background: linear-gradient(45deg, #2d3436, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links { display: flex; gap: 30px; }

.nav-links a {
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 5px 10px;
    border-radius: 10px;
}

.nav-links a:hover, .nav-links a.active {
    background: rgba(0, 206, 201, 0.1);
    color: var(--accent);
    box-shadow: var(--accent-glow);
}

.burger { display: none; cursor: pointer; color: var(--primary); font-size: 1.5rem; }

/* --- LAYOUTS --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 80px 20px;
    flex: 1;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }

/* --- COMPONENTS --- */
.btn {
    display: inline-block;
    padding: 15px 40px;
    background: white;
    color: var(--accent);
    border: 1px solid var(--accent);
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: var(--glass-shadow);
}

.btn:hover {
    background: var(--accent);
    color: white;
    box-shadow: var(--accent-glow);
    transform: translateY(-2px);
}

.future-card {
    padding: 40px;
    transition: transform 0.3s, border-color 0.3s;
    border: 1px solid transparent;
}

.future-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.icon-box svg { width: 40px; height: 40px; fill: var(--accent); margin-bottom: 20px; filter: drop-shadow(0 0 5px rgba(0,206,201,0.4)); }

/* --- TYPOGRAPHY --- */
h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--primary);
    margin-bottom: 20px;
    line-height: 1.1;
}

h1 { font-size: 3.5rem; font-weight: 300; }
h1 span { font-weight: 800; color: var(--accent); }
h2 { font-size: 2.5rem; text-align: center; }
p { margin-bottom: 20px; color: #636e72; font-size: 1.1rem; }

/* --- HERO --- */
.hero {
    position: relative;
    padding: 100px 20px;
}
/* Dekoratif Daire */
.hero::before {
    content: ''; position: absolute; top: -100px; right: -100px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(0,206,201,0.1) 0%, rgba(0,0,0,0) 70%);
    z-index: -1;
}

/* --- FORMS --- */
.form-group { margin-bottom: 25px; }
label { display: block; margin-bottom: 10px; font-weight: 600; font-family: var(--font-heading); color: var(--accent); }
input, textarea, select {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.5);
    font-family: inherit;
    font-size: 1rem;
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.05);
}
input:focus, textarea:focus { outline: none; box-shadow: 0 0 0 2px var(--accent); background: white; }

/* --- FOOTER --- */
footer {
    background: white;
    margin-top: auto;
    padding: 60px 0 20px;
    border-top: 1px solid rgba(0,0,0,0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.footer-col h4 { color: var(--primary); margin-bottom: 20px; font-family: var(--font-heading); }
.footer-col a { display: block; margin-bottom: 10px; color: #636e72; font-size: 0.9rem; }
.footer-col a:hover { color: var(--accent); padding-left: 5px; }

.tr-phone {
    font-weight: 700;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute; top: 80px; left: 0; width: 100%;
        background: rgba(255, 255, 255, 0.95);
        flex-direction: column; padding: 20px; text-align: center;
        border-radius: var(--radius);
        box-shadow: var(--glass-shadow);
    }
    .nav-links.active { display: flex; }
    .burger { display: block; }
    
    .grid-2 { grid-template-columns: 1fr; }
    h1 { font-size: 2.5rem; }
    .footer-content { flex-direction: column; text-align: center; }
    .tr-phone { justify-content: center; }
}