@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Inter:wght@300;400;600&display=swap');

:root { 
    --bg-dark: #0b1120; 
    --primary-neon: #00f0ff; 
    --secondary-orange: #ff4d00;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --card-bg: #1e293b;
    --text-white: #ffffff; 
    --text-gray: #94a3b8; 
    --border-color: rgba(0, 240, 255, 0.2);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { 
    background-color: var(--bg-dark); 
    color: var(--text-white); 
    font-family: 'Inter', sans-serif; 
    overflow-x: hidden; 
}
h1, h2, h3, .brand, .btn { font-family: 'Orbitron', sans-serif; }
.highlight { color: var(--primary-neon); text-shadow: 0 0 10px rgba(0, 240, 255, 0.5); }
a { color: var(--primary-neon); text-decoration: none; }

/* --- Navigation --- */
nav { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 20px 5%; 
    position: sticky; 
    top: 0; 
    width: 100%; 
    z-index: 1000; 
    background: rgba(11, 17, 32, 0.8); 
    backdrop-filter: blur(10px); 
    border-bottom: 1px solid var(--border-color);
}
.brand { font-size: 1.5rem; font-weight: 900; color: #fff; text-decoration: none; }
.nav-links { display: flex; gap: 30px; list-style: none; }
.nav-links a { color: #fff; text-decoration: none; font-size: 0.9rem; transition: 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--primary-neon); }

/* --- Buttons --- */
.btn-group { display: flex; gap: 20px; justify-content: center; margin-top: 30px; }
.btn { padding: 12px 30px; border-radius: 50px; text-decoration: none; font-weight: bold; transition: 0.3s; text-transform: uppercase; font-size: 0.9rem; border: 2px solid transparent; }
.btn-primary { background: var(--primary-neon); color: #000; box-shadow: 0 0 20px rgba(0, 240, 255, 0.4); }
.btn-primary:hover { transform: scale(1.05); box-shadow: 0 0 30px rgba(0, 240, 255, 0.7); }
.btn-outline { border-color: var(--primary-neon); color: var(--primary-neon); }
.btn-outline:hover { background: var(--primary-neon); color: #000; }

/* --- Hero Section --- */
.hero { 
    height: 80vh; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    background: linear-gradient(to bottom, rgba(11,17,32,0.7), var(--bg-dark)), url('../assets/images/hero-bg.png'); 
    background-size: cover; 
    background-position: center; 
    text-align: center; 
    padding: 0 20px; 
}
.hero-content h1 { font-size: 3.5rem; line-height: 1.2; margin-bottom: 20px; text-transform: uppercase; }

/* --- Page Structure & Headers --- */
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.section { padding: 80px 0; }
.section-title { text-align: center; font-size: 2.5rem; margin-bottom: 50px; text-transform: uppercase; }
.page-header { 
    padding: 100px 0;
    background: linear-gradient(rgba(11, 17, 32, 0.5), rgba(11, 17, 32, 0.5)), url('../assets/images/header-bg.jpg') no-repeat center center/cover;
    text-align: center;
}
.page-header h1 { font-size: 3rem; text-transform: uppercase; }

/* --- Grid System --- */
.grid-2, .grid-3, .grid-4 { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }

/* --- Cards --- */
.card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: border-color 0.3s, transform 0.3s;
    border: 1px solid rgba(255,255,255,0.1);
}
.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-neon);
}
.card h3 { font-size: 1.5rem; margin-bottom: 15px; color: var(--primary-neon); }
.card p { color: var(--text-gray); line-height: 1.6; }

/* --- Specific Sections --- */
.icon-features .card { text-align: center; }
.icon-features i { font-size: 3rem; color: var(--primary-neon); margin-bottom: 20px; }
.social-proof { background-color: var(--bg-dark); }
.social-proof .logos { display: flex; justify-content: space-around; align-items: center; filter: grayscale(100%) opacity(0.6); }
.social-proof img { max-width: 150px; }
.video-section { text-align: center; }
.video-placeholder {
    width: 100%;
    max-width: 800px;
    height: 450px;
    background: #000 url('../assets/images/video-thumb.png') no-repeat center center/cover;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

/* --- Contact Form --- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 50px; align-items: center; }
.contact-info p { margin-bottom: 20px; line-height: 1.7; }
.contact-form .form-group { margin-bottom: 20px; }
.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 15px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-white);
    font-family: 'Inter', sans-serif;
}
.contact-form textarea { resize: vertical; min-height: 150px; }

/* --- Footer --- */
footer {
    text-align: center;
    padding: 40px;
    margin-top: 50px;
    background: #080d17;
    border-top: 1px solid var(--border-color);
    color: var(--text-gray);
}

/* --- Viewer Page --- */
.viewer-body { height: 100vh; overflow: hidden; display: flex; flex-direction: column; }
.viewer-main { display: flex; flex: 1; }
.viewer-sidebar {
    width: 280px;
    background: rgba(11, 17, 32, 0.9);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-right: 1px solid var(--border-color);
    color: var(--text-gray);
}
.viewer-sidebar h4 { color: #fff; margin-bottom: 15px; font-family: 'Orbitron'; }
.viewer-sidebar ul { list-style: none; margin-bottom: 20px; }
.viewer-sidebar li { padding: 10px 0; cursor: pointer; transition: color 0.3s; }
.viewer-sidebar li:hover { color: var(--primary-neon); }
.viewer-preview { 
    flex: 1; 
    background: url('../assets/images/app-ui.png') no-repeat center center/cover; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
}
.overlay-lock { 
    background: rgba(11, 17, 32, 0.85); 
    padding: 50px; 
    border-radius: 20px; 
    text-align: center; 
    border: 1px solid var(--primary-neon); 
    backdrop-filter: blur(10px); 
}
.overlay-lock h1 { font-size: 2.5rem; }

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-content h1 { font-size: 2.5rem; }
    .grid-2, .grid-3, .grid-4, .contact-grid { grid-template-columns: 1fr; }
    .page-header h1 { font-size: 2rem; }
}

/* --- Tech Grid Section --- */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 50px 5%;
    background: var(--bg-dark);
}

.tech-card {
    position: relative;
    height: 350px;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color);
}

.tech-card:hover {
    transform: scale(1.03);
}

.tech-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: filter 0.3s;
}

.tech-card:hover img {
    filter: brightness(0.9);
}

.tech-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(to top, #0b1120, transparent);
    color: #fff;
}

.tech-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    color: var(--primary-neon);
    margin-bottom: 5px;
    text-shadow: 0 0 5px rgba(0, 240, 255, 0.7);
}

@media (max-width: 992px) {
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .tech-grid {
        grid-template-columns: 1fr;
    }
    .tech-card {
        height: 300px;
    }
}


/* --- V2 Design Updates --- */

.solution-section {
    padding: 80px 10%;
    display: flex;
    align-items: center;
    gap: 50px;
    min-height: 70vh;
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
}

.solution-section:nth-child(even) {
    flex-direction: row-reverse;
}

.solution-text {
    flex: 1;
}

.solution-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.solution-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-gray);
}

.solution-img {
    flex: 1;
    text-align: center;
}

.solution-img img {
    width: 100%;
    max-width: 500px;
    border-radius: 20px;
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.1);
}

/* Override existing tech-card for V2 */
.tech-card {
    position: relative;
    height: 400px;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease-out;
}

.tech-card:hover {
    transform: scale(1.02);
}

.tech-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px 20px;
    background: linear-gradient(to top, #000, transparent);
    color: #fff;
    transform: translateY(20%);
    opacity: 0.8;
    transition: transform 0.3s, opacity 0.3s;
}

.tech-card:hover .tech-overlay {
    transform: translateY(0);
    opacity: 1;
}

@media (max-width: 992px) {
    .solution-section, .solution-section:nth-child(even) {
        flex-direction: column;
    }
}


/* --- Blog Page Styles --- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    padding: 80px 10%;
}

.blog-card {
    background: #0f172a;
    border: 1px solid #1e293b;
    border-radius: 20px;
    overflow: hidden;
    transition: border-color 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    border-color: var(--primary-neon);
}

.blog-img {
    height: 250px;
    overflow: hidden;
}

.blog-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-img img {
    transform: scale(1.1);
}

.blog-content {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-meta {
    font-size: 0.8rem;
    color: var(--secondary-orange);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: bold;
}

.blog-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.4rem;
    margin-bottom: 15px;
    line-height: 1.4;
    color: #fff;
}

.blog-excerpt {
    font-size: 0.95rem;
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.blog-references {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px dashed #334155;
    font-size: 0.75rem;
    color: #64748b;
    font-style: italic;
}

.read-more {
    color: var(--primary-neon);
    text-decoration: none;
    font-weight: bold;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-top: auto;
}

.read-more:after {
    content: '→';
    transition: transform 0.2s;
}

.read-more:hover:after {
    transform: translateX(5px);
}


/* --- Blog Article Detail Page Styles --- */
.article-container {
    max-width: 800px;
    margin: 120px auto 50px;
    padding: 0 20px;
}

.article-header {
    text-align: center;
    margin-bottom: 50px;
    border-bottom: 1px solid #334155;
    padding-bottom: 30px;
}

.article-meta {
    color: var(--primary-neon);
    font-size: 0.9rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.article-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-white);
}

.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #cbd5e1;
}

.article-body h3 {
    font-family: 'Orbitron', sans-serif;
    color: var(--primary-neon);
    margin-top: 40px;
    margin-bottom: 15px;
    font-size: 1.5rem;
    border-left: 3px solid var(--primary-neon);
    padding-left: 15px;
}

.article-body p {
    margin-bottom: 20px;
}

.article-body ul {
    margin-bottom: 20px;
    padding-left: 20px;
    color: #94a3b8;
}

.article-body a {
    text-decoration: underline;
}

.ref-box {
    background: #0f172a;
    padding: 25px;
    border-left: 4px solid var(--secondary-orange);
    margin-top: 50px;
    font-size: 0.85rem;
    color: #64748b;
    line-height: 1.6;
}


/* --- Video Showcase Section --- */
.video-showcase {
    padding: 80px 5%;
    text-align: center;
    background: linear-gradient(to bottom, var(--bg-dark), #000);
}

.video-wrapper {
    max-width: 1000px;
    margin: 40px auto 0;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid #334155;
    box-shadow: 0 0 50px rgba(0, 240, 255, 0.15);
    background-color: #000;
}

.video-wrapper video {
    width: 100%;
    display: block;
}

/* --- New Contact Page Styles (Interactive Cards) --- */
.contact-hero {
    text-align: center;
    padding: 100px 20px 50px;
    background: radial-gradient(circle at center, #1e293b 0%, #0b1120 70%);
}

.contact-hero h1 {
    font-size: 2.8rem;
}

.contact-hero p {
    max-width: 600px;
    margin: 15px auto 0;
    color: #94a3b8;
    font-size: 1.1rem;
    line-height: 1.6;
}

.contact-wrapper {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 100px;
}

.contact-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px;
    width: 350px;
    text-align: center;
    transition: transform 0.4s, border-color 0.4s, box-shadow 0.4s;
    position: relative;
    overflow: hidden;
}

.contact-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-neon);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.15);
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
    color: var(--primary-neon);
    text-shadow: 0 0 15px var(--primary-neon);
}

.contact-label {
    color: #94a3b8;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.contact-value {
    color: #fff;
    font-size: 1.1rem;
    font-weight: bold;
    word-break: break-all;
    font-family: 'Orbitron', sans-serif;
}

.contact-btn {
    display: inline-block;
    margin-top: 25px;
    padding: 10px 30px;
    border: 1px solid var(--primary-neon);
    color: var(--primary-neon);
    text-decoration: none;
    border-radius: 50px;
    transition: background-color 0.3s, color 0.3s, box-shadow 0.3s;
    font-weight: bold;
}

.contact-btn:hover {
    background: var(--primary-neon);
    color: #000;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
}


/* --- TYPOGRAPHY FIXES (OKUNABİLİRLİK AYARLARI) --- */
   
/* Genel Gövde Metni: Daha okunabilir, satır arası açık */
body {
    font-family: 'Inter', sans-serif;
    font-weight: 400; /* Çok ince olmasın */
    line-height: 1.7; /* Satır aralarını aç */
    color: #e2e8f0; /* Tam beyaz yerine yumuşak beyaz */
}

/* Tüm başlıkları varsayılan olarak okunabilir yap */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif; /* Orbitron'u iptal et */
    font-weight: 700;
    letter-spacing: -0.5px; /* Modern görünüm için harfleri hafif sık */
}

/* Sadece LOGO ve HERO BAŞLIĞI fütüristik kalsın */
.brand, 
.hero h1, 
.contact-value,
.feature-card h3 { 
    font-family: 'Orbitron', sans-serif; 
    letter-spacing: 1px;
}

/* Blog Başlıklarını kesinlikle okunabilir yap */
.blog-title, .article-title {
    font-family: 'Inter', sans-serif !important;
    font-weight: 800;
    letter-spacing: normal;
}

/* Blog Metinleri */
.blog-excerpt, .article-body {
    font-size: 1rem;
    color: #cbd5e1; /* Gri tonunu aç */
    font-weight: 400;
}

/* Özellik Kartları Açıklaması */
.feature-text p, .tech-card p {
    font-size: 0.95rem;
    opacity: 0.9; /* Parlaklığı artır */
}

/* Çözümler Sayfası Metinleri */
.solution-text p {
    font-size: 1.05rem;
    line-height: 1.8;
}


/* --- CONTACT CARD FIX (E-POSTA DÜZELTMESİ) --- */
   
/* İletişim değerlerini (Email, Adres) daha kompakt hale getir */
.contact-value {
    font-family: 'Inter', sans-serif !important; /* Orbitron iptal, düz font */
    font-size: 0.9rem !important; /* Fontu biraz küçült */
    font-weight: 600;
    line-height: 1.5;
    word-break: break-word !important; /* Kelimeyi ortadan bölme (ka-rtu... gibi olmasın) */
    overflow-wrap: break-word;
    padding: 0 10px; /* Kenarlardan biraz boşluk bırak */
}

/* Kartın genişliğini biraz esnet */
.contact-card {
    width: 100%; 
    max-width: 400px; /* 350px'den 400px'e çıkar */
}