/* Genel Ayarlar & CSS Değişkenleri */
:root {
    --primary-color: #0F172A; /* Koyu Lacivert */
    --secondary-color: #1E293B; /* Kurumsal Gri-Lacivert */
    --accent-color: #2563EB; /* HAN Mavi */
    --bg-color: #F8FAFC; /* Arka Plan */
    --header-color: #111827; /* Başlıklar */
    --text-color: #4B5563; /* Metinler */
    --white: #ffffff;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-soft: 0 20px 40px rgba(0, 0, 0, 0.03), 0 1px 3px rgba(0,0,0,0.02);
    --shadow-hover: 0 25px 50px rgba(0, 0, 0, 0.08), 0 5px 15px rgba(37, 99, 235, 0.05);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--header-color);
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.3s ease, box-shadow 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.header.scroll-down {
    transform: translateY(-100%);
}

.header.scroll-up {
    transform: translateY(0);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    width: 190px;
    height: auto;
}

.nav ul {
    display: flex;
    gap: 65px;
}

.nav a {
    font-weight: 600;
    font-size: 16.5px;
    letter-spacing: 0.5px;
    padding: 10px 0;
    position: relative;
    color: var(--secondary-color);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.nav a:hover::after,
.nav a:hover,
.nav a.active {
    color: var(--accent-color);
}

.nav a.active::after {
    width: 100%;
}

/* Hamburger Menu */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 1001;
}

.menu-toggle span {
    width: 28px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition);
}

/* Butonlar */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 16px 36px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

/* Hero Section */
.hero {
    margin-top: 0;
    padding-top: 90px;
    background: linear-gradient(to right, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.85)), url('https://images.unsplash.com/photo-1486006920555-c77dcf18193c?auto=format&fit=crop&q=80&w=1920') center/cover no-repeat fixed;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    color: var(--white);
}

.hero-content {
    max-width: 850px;
    animation: fadeIn 1s ease-out;
}

.hero-content h1 {
    font-size: 4.5rem;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: #e2e8f0;
    max-width: 650px;
}

/* Sections */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.8rem;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.section-title p {
    font-size: 1.15rem;
    color: var(--text-color);
    max-width: 650px;
    margin: 0 auto;
}

/* Premium Ortak Kutu Yapısı (Cards) */
.premium-box {
    background-color: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    padding: 45px 35px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.premium-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: var(--transition);
}

.premium-box:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: var(--shadow-hover);
    border-color: rgba(37, 99, 235, 0.2);
}

.premium-box:hover::before {
    opacity: 1;
}

/* Hizmet Kartları (Anasayfa) */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-card p {
    font-size: 1.05rem;
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .service-card {
        padding: 24px 20px;
    }

    .service-card h3 {
        font-size: 1.25rem;
        margin-bottom: 10px;
    }

    .service-card p {
        font-size: 1rem;
        line-height: 1.7;
    }
}

/* Markalar Sayfası */
.brands-category {
    margin-bottom: 80px;
}

.brands-category h3 {
    font-size: 2.2rem;
    margin-bottom: 40px;
    color: var(--primary-color);
    text-align: center;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

.global-brands {
    grid-template-columns: repeat(6, 1fr);
}

@media (max-width: 992px) {
    .brands-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .global-brands {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    .global-brands {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
}

.brand-item {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brand-item:hover {
    color: var(--accent-color);
}

/* Hakkımızda Sayfası */
.about-section {
    padding-top: 150px;
}

.about-content {
    padding: 60px 50px;
}

.about-text p {
    margin-bottom: 25px;
    font-size: 1.15rem;
}

.mission-vision-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 60px;
    padding-top: 50px;
    border-top: 1px solid rgba(0,0,0,0.05);
}

.mv-box h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.mv-box p {
    font-size: 1.1rem;
}

/* İletişim Sayfası */
.contact-section {
    padding-top: 150px;
}

.contact-info-boxes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
    margin-bottom: 80px;
}

.contact-box {
    text-align: center;
}

.contact-box h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.contact-box p, .contact-box a {
    color: var(--secondary-color) !important;
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    word-break: break-word;
    white-space: normal;
}

.contact-box a:hover {
    color: var(--primary-color) !important;
}

.map-wrapper {
    width: 100%;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    height: 500px;
    border: 1px solid rgba(0,0,0,0.02);
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Footer & Yumuşak Bitiş */
.footer {
    background-color: var(--primary-color);
    color: #94a3b8;
    padding: 80px 0 30px;
    margin-top: 80px;
    border-top-left-radius: 60px;
    border-top-right-radius: 60px;
    box-shadow: 0 -10px 30px rgba(0,0,0,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand h2 {
    color: var(--white);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
}

.footer-brand p {
    max-width: 350px;
    line-height: 1.8;
    font-size: 1.05rem;
    margin-bottom: 30px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
}

.footer-title {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 25px;
    font-weight: 600;
}

.footer-links ul li {
    margin-bottom: 15px;
}

.footer-links ul li a {
    font-size: 1.05rem;
}

.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 8px;
}

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.footer-contact ul li svg {
    flex-shrink: 0;
    margin-top: 4px;
    color: var(--accent-color);
}

.footer-contact a {
    color: #94a3b8 !important;
}

.footer-contact a:hover {
    color: var(--white) !important;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content h1 { font-size: 3.5rem; }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 50px;
    }
}

@media (max-width: 768px) {
    .header .container { height: 90px; }
    .logo img { height: 70px; }
    .menu-toggle { display: flex; }
    
    .nav {
        position: fixed;
        top: 90px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        padding: 20px 0;
        transform: translateY(-150%);
        transition: var(--transition);
        opacity: 0;
        visibility: hidden;
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav ul {
        flex-direction: column;
        gap: 0;
    }

    .nav a {
        display: block;
        padding: 18px 25px;
        border-bottom: 1px solid rgba(0,0,0,0.03);
    }
    
    .nav a::after { display: none; }

    .menu-toggle.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

    .hero { margin-top: 90px; height: auto; padding: 100px 0; }
    .hero-content h1 { font-size: 2.8rem; }
    .section-title h2 { font-size: 2.2rem; }
    
    .mission-vision-wrapper { grid-template-columns: 1fr; gap: 40px; }
    .about-content { padding: 40px 25px; }
    
    .footer { border-top-left-radius: 40px; border-top-right-radius: 40px; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Premium Professional Hero Button */
.btn-hero {
    position: relative;
    overflow: hidden;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 18px 45px;
    background: linear-gradient(135deg, var(--accent-color), #1D4ED8);
    color: var(--white);
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
    transition: all 0.4s ease;
    display: inline-flex;
    align-items: center;
}

.btn-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    animation: shine 4s infinite;
}

.btn-hero:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, #3B82F6, #1D4ED8);
}

.btn-hero svg {
    transition: transform 0.3s ease;
}

.btn-hero:hover svg {
    transform: translateX(6px);
}

@keyframes shine {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

/* Araç Modelleri Grid */
.arac-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 80px;
}

.arac-logo-item {
    background: var(--white);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.03);
}

.arac-logo-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
}

.arac-logo-item img {
    max-height: 120px;
    max-width: 100%;
    object-fit: contain;
}

@media (max-width: 1024px) {
    .arac-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .arac-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .arac-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    .arac-logo-item {
        padding: 15px;
    }
    .arac-logo-item img {
        max-height: 90px;
    }
}

/* İletişim Sayfası Grid */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}
.contact-card {
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}
/* Floating Contact Buttons */
.floating-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1000;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.floating-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
    color: white;
}

.floating-whatsapp {
    background-color: #25D366; 
}

.floating-call {
    background-color: var(--accent-color);
    display: none; 
}

@media (max-width: 768px) {
    .floating-container {
        bottom: 20px;
        right: 20px;
    }
    .floating-btn {
        width: 50px;
        height: 50px;
    }
    .floating-btn svg {
        width: 24px;
        height: 24px;
    }
    .floating-call {
        display: flex; 
    }
}
/* Premium Button CSS */
.btn-premium {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    padding: 15px 40px;
    text-decoration: none;
    background: linear-gradient(135deg, #1E3A8A, #3B82F6);
    color: white;
    font-weight: 700;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-premium:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(59, 130, 246, 0.6);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}
/* --- PREMIUM EKLENTILER --- */

/* Fade In Efeckti (Sayfa Y�klenince) */
.page-fade-in {
    animation: pageFadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes pageFadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Scroll Indicator (Hero Ana Sayfa) */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 15px;
    display: flex;
    justify-content: center;
    padding-top: 10px;
    cursor: pointer;
    z-index: 10;
}

.scroll-indicator::before {
    content: '';
    width: 6px;
    height: 10px;
    background-color: var(--white);
    border-radius: 3px;
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(15px); opacity: 0; }
}

/* Live Search (Arama) Input Tasar�m� */
.live-search-container {
    max-width: 600px;
    margin: 0 auto 50px auto;
    position: relative;
}

.live-search-input {
    width: 100%;
    padding: 20px 25px 20px 60px;
    font-size: 1.15rem;
    border: 2px solid rgba(226, 232, 240, 0.8);
    border-radius: 50px;
    background-color: var(--white);
    color: var(--text-color);
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    outline: none;
    font-family: inherit;
}

.live-search-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 15px 30px rgba(37, 99, 235, 0.15);
}

.live-search-icon {
    position: absolute;
    left: 25px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    pointer-events: none;
    transition: var(--transition);
}

.live-search-input:focus + .live-search-icon {
    color: var(--accent-color);
}