/* --- ZEN DESIGN DEĞİŞKENLERİ --- */
:root {
    --bg-paper: #F9F8F6;       /* Pirinç Kağıdı / Kırık Beyaz */
    --bg-white: #FFFFFF;
    --text-ink: #2C3E50;       /* Mürekkep Mavisi/Gri */
    --text-light: #607D8B;     /* Taş Grisi */
    --accent-sage: #8FBC8F;    /* Adaçayı Yeşili (Sakinlik) */
    --accent-earth: #D2B48C;   /* Toprak Tonu */
    --font-heading: 'Cinzel', serif; /* Zarif ve Otoriter */
    --font-body: 'Lato', sans-serif; /* Temiz ve Okunabilir */
    --max-width: 1000px;       /* Daha dar, odaklanmış içerik alanı */
    --radius: 4px;             /* Hafif yumuşak köşeler */
    --shadow-zen: 0 4px 20px rgba(0,0,0,0.04);
}

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

body {
    background-color: var(--bg-paper);
    color: var(--text-ink);
    font-family: var(--font-body);
    line-height: 1.8; /* Satır aralığı artırıldı (Ferahlık) */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600&family=Lato:wght@300;400;700&display=swap');

a { text-decoration: none; color: inherit; transition: 0.3s ease; }
ul { list-style: none; }
img { width: 100%; height: auto; display: block; border-radius: var(--radius); filter: sepia(10%); }

/* --- HEADER --- */
header {
    background-color: var(--bg-paper);
    padding: 30px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--text-ink);
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* SVG Logo Rengi */
.logo svg { width: 24px; height: 24px; fill: var(--accent-sage); }

.nav-links { display: flex; gap: 40px; }

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-light);
    position: relative;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-ink);
}

/* Zen Circle Hover Effect */
.nav-links a::after {
    content: ''; position: absolute; bottom: -5px; left: 50%; transform: translateX(-50%);
    width: 0; height: 0; background: var(--accent-sage); border-radius: 50%;
    transition: 0.3s;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 6px; height: 6px; }

.burger { display: none; cursor: pointer; color: var(--text-ink); 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: 80px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 40px; }

/* --- COMPONENTS --- */
.zen-card {
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-zen);
    border: 1px solid rgba(0,0,0,0.02);
    text-align: center;
    transition: transform 0.4s ease;
}

.zen-card:hover { transform: translateY(-5px); }

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--text-ink);
    color: var(--bg-white);
    font-family: var(--font-body);
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    border: 1px solid var(--text-ink);
    cursor: pointer;
    transition: 0.3s;
    border-radius: 2px;
}

.btn:hover {
    background-color: transparent;
    color: var(--text-ink);
}

.icon-box svg { width: 40px; height: 40px; fill: var(--accent-sage); margin-bottom: 20px; }

/* --- TYPOGRAPHY --- */
h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--text-ink);
    margin-bottom: 25px;
    font-weight: 400;
}

h1 { font-size: 3rem; line-height: 1.3; }
h2 { font-size: 2.2rem; text-align: center; position: relative; padding-bottom: 20px; }

/* Başlık altı dekoratif çizgi */
h2::after {
    content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 40px; height: 1px; background-color: var(--accent-earth);
}

p { color: var(--text-light); margin-bottom: 20px; font-weight: 300; font-size: 1.05rem; }

/* --- HERO --- */
.hero {
    position: relative;
    padding: 100px 20px;
    text-align: center;
}

.hero p { max-width: 600px; margin: 0 auto 40px auto; }

/* --- FORMS --- */
.form-group { margin-bottom: 30px; text-align: left; }
label { display: block; margin-bottom: 10px; font-size: 0.85rem; letter-spacing: 1px; text-transform: uppercase; color: var(--text-light); }
input, textarea, select {
    width: 100%;
    padding: 15px;
    background-color: transparent;
    border: none;
    border-bottom: 1px solid #ccc;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-ink);
    transition: 0.3s;
    border-radius: 0;
}
input:focus, textarea:focus { outline: none; border-bottom: 1px solid var(--accent-sage); }

/* --- FOOTER --- */
footer {
    background-color: var(--bg-white);
    padding: 60px 0 30px;
    margin-top: auto;
    border-top: 1px solid rgba(0,0,0,0.03);
}

.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(--text-ink); 
    margin-bottom: 20px; 
    font-family: var(--font-heading); 
    font-size: 1.1rem; 
}
.footer-col a { display: block; margin-bottom: 10px; color: var(--text-light); font-size: 0.9rem; }
.footer-col a:hover { color: var(--accent-sage); }

.tr-phone {
    font-family: var(--font-heading);
    color: var(--text-ink);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute; top: 85px; left: 0; width: 100%;
        background-color: var(--bg-paper);
        flex-direction: column; padding: 40px; text-align: center;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    .nav-links.active { display: flex; }
    .burger { display: block; }
    
    .grid-2 { grid-template-columns: 1fr; gap: 40px; }
    h1 { font-size: 2.2rem; }
    .footer-content { flex-direction: column; text-align: center; }
    .tr-phone { justify-content: center; }
    .hero { padding: 60px 20px; }
}