/* Modern Kurumsal Tasarım - Light Theme */

:root {
    /* Renk Paleti */
    --primary: #0ea5e9;
    /* Kurumsal Mavi */
    --primary-dark: #0284c7;
    /* Koyu Mavi Hover */
    --secondary: #facc15;
    /* Yıldız ve Vurgu Rengi (Sarı) */
    --bg-main: #ffffff;
    /* Ana Arka Plan */
    --bg-alt: #f8fafc;
    /* Alternatif Açık Gri Arka Plan (Bölümler için) */
    --text-dark: #0f172a;
    /* Koyu Lacivert/Siyah Metin */
    --text-muted: #64748b;
    /* Gri Metin */
    --border-color: #e2e8f0;
    /* Açık Gri Kenarlık */

    /* Fontlar */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Sabit Değerler */
    --border-radius: 12px;
    --transition-smooth: all 0.3s ease;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Tipografi */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.2;
}

p {
    color: var(--text-muted);
}

.highlight {
    color: var(--primary);
}

/* Container & Layout */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: 80px 0;
}

.bg-light-gray {
    background-color: var(--bg-alt);
}

/* Utilities */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

/* Butonlar */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    font-family: var(--font-heading);
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    border: 2px solid var(--primary);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: #fff;
}

/* Üst Bilgi Barı (Top Bar) */
.top-bar {
    background-color: var(--text-dark);
    color: white;
    padding: 8px 0;
    font-size: 0.85rem;
}

.top-bar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-contact {
    display: flex;
    gap: 20px;
}

.top-bar-contact a {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0.9;
}

.top-bar-contact a:hover {
    opacity: 1;
    color: var(--primary);
}

/* Google 5 Yıldız Badge */
.google-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 500;
}

.google-stars {
    color: var(--secondary);
    letter-spacing: 2px;
}

/* Navigasyon (Header) */
.header {
    background-color: var(--bg-main);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    max-height: 60px;
    /* Logo için varsayılan yüksekliği belirledik */
    width: auto;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
    font-size: 1rem;
}

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

/* Mobil Menü Butonu */
.mobile-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--bg-alt) 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 24px;
}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

/* Hero Sağ Taraf - Vurgu Kutusu (Google Puanı vb.) */
.hero-visual {
    position: relative;
}

.trust-box {
    background: #fff;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
}

.trust-box .big-score {
    font-size: 4rem;
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1;
    margin-bottom: 10px;
}

.trust-box .stars {
    color: var(--secondary);
    font-size: 2rem;
    margin-bottom: 20px;
}

.trust-box p {
    font-size: 1.1rem;
    color: var(--text-dark);
    font-weight: 500;
}

/* Section Başlıkları */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.25rem;
    margin-bottom: 16px;
}

.section-title p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* Hizmetler Grid (Ana Sayfa Özeti) */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

/* CTA Section */
.cta-section {
    background-color: var(--primary);
    color: #fff;
    text-align: center;
    padding: 60px 0;
}

.cta-section h2,
.cta-section p {
    color: #fff;
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: #fff;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    color: #fff;
    font-size: 1.25rem;
    margin-bottom: 20px;
}

.footer-col p {
    color: #cbd5e1;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--primary);
    text-decoration: none;
}

/* Animasyonlar */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.6s ease forwards;
}

.delay-1 {
    animation-delay: 0.1s;
}

.delay-2 {
    animation-delay: 0.2s;
}

.delay-3 {
    animation-delay: 0.3s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 900px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p {
        margin: 0 auto 32px;
    }

    .hero-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .nav-links {
        display: none;
        /* JS ile açılır menü eklenecek */
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: #fff;
        flex-direction: column;
        padding: 20px 0;
        box-shadow: var(--shadow-md);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-btn {
        display: block;
    }
}

/* Referanslar Galerisi (Ana Sayfa) */
.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.ref-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    display: block;
}

.ref-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.ref-img {
    width: 100%;
    height: 200px;
    background-color: var(--bg-alt);
    background-size: cover;
    background-position: center;
    border-bottom: 2px solid var(--primary);
}

.ref-content {
    padding: 20px;
}

.ref-content h3 {
    font-size: 1.25rem;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.ref-category {
    font-size: 0.8rem;
    background: var(--bg-alt);
    padding: 4px 10px;
    border-radius: 20px;
    color: var(--primary);
    font-weight: 500;
}

/* Kullanıcı Yorumları (Testimonials) */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    position: relative;
    transition: var(--transition-smooth);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.testimonial-quote {
    color: var(--primary);
    font-size: 5rem;
    position: absolute;
    top: 0px;
    right: 30px;
    opacity: 0.1;
    font-family: serif;
    line-height: 1;
}

.testimonial-text {
    font-size: 1rem;
    margin-bottom: 20px;
    font-style: italic;
    position: relative;
    z-index: 1;
    color: var(--text-muted);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: var(--primary);
    font-size: 1.2rem;
    border: 2px solid var(--border-color);
}

.testimonial-info h4 {
    font-size: 1.1rem;
    margin-bottom: 2px;
    color: var(--text-dark);
}

.testimonial-info span {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 600;
}

/* Sabit Ara & WhatsApp Butonları */
.floating-buttons {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9999;
}

.float-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 13px 20px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    white-space: nowrap;
}

.float-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
}

.float-btn-whatsapp {
    background-color: #25D366;
    color: #fff;
}

.float-btn-call {
    background-color: var(--primary);
    color: #fff;
}

.float-btn svg {
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .floating-buttons {
        bottom: 16px;
        right: 12px;
    }

    .float-btn span {
        display: none;
    }

    .float-btn {
        padding: 14px;
        border-radius: 50%;
    }
}