/*
Theme Name: Sjelevenn
Theme URI: https://example.com
Author: Sjelevenn
Description: Tek sayfalık Sjelevenn sitesi. Görseller: tema klasöründeki assets (image_0.png, image_1.png, image_2.png).
Version: 1.0.0
Text Domain: sjelevenn
*/
        /* --- Temel Ayarlar ve Renk Paleti --- */
        :root {
            --bg-color: #0a0a0a;
            --surface-color: #171717;
            --text-main: #f5f5f5;
            --text-muted: #a3a3a3;
            --accent-color: #d4af37; /* Premium Altın/Bej */
            --accent-hover: #b5952f;
            --whatsapp-color: #25D366;
            --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: var(--font-family);
        }

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

        html {
            scroll-behavior: smooth;
        }

        /* --- Tipografi --- */
        h1, h2, h3, h4 {
            font-weight: 300;
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        /* --- Header / Navigasyon --- */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            padding: 20px 50px;
            background: rgba(10, 10, 10, 0.9);
            backdrop-filter: blur(10px);
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            border-bottom: 1px solid rgba(212, 175, 55, 0.1);
        }

        .logo {
            display: flex;
            align-items: center;
            font-size: 28px;
            font-weight: bold;
            color: var(--text-main);
            text-decoration: none;
            letter-spacing: 4px;
        }

        .logo-img {
            height: 35px; /* Logo boyutu */
            width: auto;
            margin-right: 15px;
            animation: fadeInLogo 1.2s ease-out 0.2s backwards;
        }

        .logo-text span {
            color: var(--accent-color);
        }

        /* --- Hero Section (Karşılama Ekranı) --- */
        .hero {
            height: auto; /* Yükseklik içeriğe göre ayarlanır */
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 0 20px 80px; /* Alttan daha fazla boşluk */
            background: radial-gradient(circle at center, #1f1f1f 0%, #0a0a0a 100%);
            margin-top: 80px; /* Header boşluğu */
        }

        .hero h1 {
            font-size: 4rem;
            margin-bottom: 10px;
            animation: fadeInDown 1s ease-out;
        }

        .hero-logo-container {
            width: 100%;
            max-width: 450px; /* Maksimum genişlik */
            margin: 20px auto 30px; /* Kenar boşlukları */
            opacity: 0;
            transform: scale(0.95);
            animation: fadeInScale 1s ease-out 0.5s forwards;
        }

        .hero-logo-img {
            width: 100%;
            height: auto;
            display: block;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 600px;
            margin-bottom: 40px;
            animation: fadeInUp 1s ease-out 0.8s backwards;
        }

        /* Kartvizit Görüntüsü (image_2.png) - YENİ STİLLER */
        .hero-card-container {
            width: 100%;
            max-width: 600px; /* Kartvizit için biraz daha geniş */
            margin: 0 auto 50px; /* Kenar boşlukları, butondan önce boşluk */
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.6s ease;
        }

        .hero-card-container.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .hero-card-img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: 8px; /* Ufak bir kavis */
            box-shadow: 0 10px 30px rgba(0,0,0,0.5); /* Derinlik için */
            border: 1px solid rgba(212, 175, 55, 0.2); /* Premium altın kenarlık */
        }

        .btn-primary {
            display: inline-block;
            padding: 15px 40px;
            background-color: var(--accent-color);
            color: #000;
            text-decoration: none;
            font-size: 1.1rem;
            font-weight: bold;
            border-radius: 4px;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 1px;
            animation: fadeInUp 1s ease-out 1.4s backwards; /* Daha geç başlar */
        }

        .btn-primary:hover {
            background-color: var(--accent-hover);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
        }

        /* --- Özellikler / Neden Biz? --- */
        .features {
            padding: 120px 20px;
            background-color: var(--surface-color);
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 60px;
            color: var(--accent-color);
        }

        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .card {
            background: var(--bg-color);
            padding: 50px 40px;
            border-radius: 8px;
            text-align: center;
            border: 1px solid rgba(255,255,255,0.05);
            transition: all 0.4s ease;
            opacity: 0; 
            transform: translateY(30px);
        }

        .card.visible {
            opacity: 1;
            transform: translateY(0);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }

        .card:hover {
            transform: translateY(-15px);
            border-color: var(--accent-color);
            box-shadow: 0 15px 30px rgba(0,0,0,0.5);
        }

        .card h3 {
            margin-bottom: 20px;
            font-size: 1.4rem;
            color: var(--text-main);
        }

        .card p {
            color: var(--text-muted);
            font-size: 1rem;
        }

        /* --- Sabit WhatsApp Butonu --- */
        .whatsapp-float {
            position: fixed;
            width: 60px;
            height: 60px;
            bottom: 40px;
            right: 40px;
            background-color: var(--whatsapp-color);
            color: #FFF;
            border-radius: 50px;
            text-align: center;
            font-size: 30px;
            box-shadow: 0 6px 15px rgba(37, 211, 102, 0.5);
            z-index: 100;
            display: flex;
            justify-content: center;
            align-items: center;
            text-decoration: none;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .whatsapp-float:hover {
            transform: scale(1.15) translateY(-5px);
            box-shadow: 0 10px 20px rgba(37, 211, 102, 0.6);
        }

        .whatsapp-float svg {
            width: 35px;
            height: 35px;
            fill: currentColor;
        }

        /* --- Footer --- */
        footer {
            background-color: #050505;
            padding: 80px 20px 40px;
            border-top: 1px solid rgba(212, 175, 55, 0.1);
        }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 50px;
            margin-bottom: 70px;
        }

        .footer-section h4 {
            color: var(--accent-color);
            margin-bottom: 25px;
            font-size: 1.15rem;
            font-weight: 500;
        }

        .footer-section p {
            color: var(--text-muted);
            margin-bottom: 12px;
            font-size: 0.98rem;
        }

        .footer-section ul {
            list-style: none;
        }

        .footer-section ul li {
            color: var(--text-muted);
            margin-bottom: 12px;
            font-size: 0.98rem;
            position: relative;
            padding-left: 20px;
        }

        .footer-section ul li::before {
            content: "•";
            color: var(--accent-color);
            font-weight: bold;
            position: absolute;
            left: 0;
            top: 0;
        }

        .footer-section a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-section a:hover {
            color: var(--accent-color);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        .footer-bottom p {
            color: rgba(255,255,255,0.2);
            font-size: 0.85rem;
            letter-spacing: 1px;
        }

        /* --- Responsive Tasarım --- */
        @media (max-width: 1024px) {
            .hero h1 { font-size: 3.2rem; }
            .hero-logo-container { max-width: 380px; }
            .hero-card-container { max-width: 500px; }
        }

        @media (max-width: 768px) {
            .hero { margin-top: 70px; }
            .hero h1 { font-size: 2.5rem; }
            header { padding: 15px 25px; justify-content: center; flex-direction: column; }
            .logo { margin-bottom: 10px; font-size: 24px; }
            .logo-img { height: 30px; margin-right: 10px; }
            .hero-logo-container { max-width: 300px; margin: 15px auto 30px; }
            .hero-card-container { max-width: 400px; margin: 0 auto 40px; }
            .hero p { font-size: 1.1rem; }
            .whatsapp-float { bottom: 25px; right: 25px; width: 55px; height: 55px; }
            .whatsapp-float svg { width: 30px; height: 30px; }
            .footer-container { text-align: center; }
            .footer-section ul li { padding-left: 0; display: inline-block; margin: 0 10px 10px 0; }
            .footer-section ul li::before { display: none; }
        }

        /* --- Animasyonlar --- */
        @keyframes fadeInLogo {
            from { opacity: 0; transform: translateX(-20px); }
            to { opacity: 1; transform: translateX(0); }
        }

        @keyframes fadeInDown {
            from { opacity: 0; transform: translateY(-30px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes fadeInScale {
            to { opacity: 1; transform: scale(1); }
        }