/* ==========================================================================
   1. GLOBAL DEĞİŞKENLER VE TEMEL SIFIRLAMA (RESET)
   ========================================================================== */
:root {
    /* Renk Paleti: Güçlü Lacivert, Endüstriyel Mavi, Canlı Turuncu Aksan */
    --color-primary: #0F172A;       /* Koyu Slate / Gece Mavisi */
    --color-secondary: #1E293B;     /* Kart Arka Planı Lacivert */
    --color-accent: #EA580C;        /* Keskin Endüstriyel Turuncu */
    --color-accent-hover: #C2410C;  /* Koyu Turuncu Hover */
    --color-whatsapp: #25D366;      /* WhatsApp Yeşili */
    --color-whatsapp-dark: #1EBE5D; /* Koyu WhatsApp Yeşili */
    --color-light: #F8FAFC;         /* Açık Gri Zemin */
    --color-border: #E2E8F0;        /* Çerçeve Rengi */
    --color-text-dark: #1E293B;     /* Metin Koyu */
    --color-text-muted: #64748B;    /* İkincil Metin */
    --color-white: #FFFFFF;         /* Beyaz */
    
    /* Tipografi */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Roboto', sans-serif;
    
    /* Geçiş Efektleri */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* KESKİN HAT KURALI: Asla yuvarlak köşe kullanılmayacaktır */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border-radius: 0 !important; /* 90 Derece Keskin Köşeler */
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
    max-width: 100vw;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-dark);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    max-width: 100vw;
}

img, iframe, video, svg, object, embed {
    max-width: 100%;
}

button, input, textarea, select {
    max-width: 100%;
}

* {
    max-width: 100%;
}

/* ==========================================================================
   2. GENEL TİPOGRAFİ, CONTAINER VE YARDIMCI SINIFLAR
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-primary);
}

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

img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover; /* Asla bozulmayan görsel oranı */
}

ul {
    list-style: none;
}

.text-center { text-align: center; }
.text-white { color: var(--color-white) !important; }
.text-white-sub { color: #E2E8F0; font-size: 1.05rem; margin-top: 8px; }

/* Bölüm Başlık Standartları */
.section-tag {
    display: inline-block;
    background: #FFEDD5;
    color: var(--color-accent);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    padding: 4px 12px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.title-bar {
    width: 60px;
    height: 4px;
    background-color: var(--color-accent);
    margin: 15px 0 20px 0;
}

.title-bar.center {
    margin: 15px auto 20px auto;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    max-width: 650px;
    margin: 0 auto;
}

/* ==========================================================================
   3. BUTON STİLLERİ (KESKİN KENARLI)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-white);
}

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

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

/* ==========================================================================
   4. A. TOP BAR VE HEADER (NAVİGASYON)
   ========================================================================== */
.top-bar {
    background-color: var(--color-primary);
    color: #CBD5E1;
    font-size: 0.85rem;
    border-bottom: 1px solid #334155;
    padding: 8px 0;
}

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

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

.top-bar-social a {
    color: #CBD5E1;
}

.top-bar-social a:hover {
    color: var(--color-accent);
}

.top-bar-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-info .phone-link {
    color: var(--color-white);
    font-weight: 700;
}

.top-bar-info .phone-link:hover {
    color: var(--color-accent);
}

/* Ana Header (Sticky Yapı) */
.main-header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: var(--transition);
}

.main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    padding: 5px 0;
}

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

/* Logo Stili */
.brand-logo {
    display: flex;
    flex-direction: column;
}

.brand-logo .logo-bold {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    font-weight: 900;
    color: var(--color-primary);
    letter-spacing: -1px;
    display: inline;
}

.brand-logo .logo-accent {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    font-weight: 900;
    color: var(--color-accent);
}

.brand-logo .logo-sub {
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-text-muted);
    margin-top: -4px;
}

/* Navigasyon Linkleri */
.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.btn-nav-action {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 10px 18px;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
    border: 2px solid var(--color-primary);
    transition: var(--transition);
}

.btn-nav-action:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
}

/* ==========================================================================
   5. B. DİNAMİK HERO SLIDER
   ========================================================================== */
.hero-slider-section {
    position: relative;
    width: 100%;
    height: 650px;
    background-color: var(--color-primary);
    overflow: hidden;
}

.slider-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
}

.slide.active {
    opacity: 1;
    visibility: visible;
}

.slide-image-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.slide-image-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.5) 60%, rgba(15, 23, 42, 0.2) 100%);
}

.slide-content-container {
    position: relative;
    height: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    z-index: 2;
}

.slide-content {
    max-width: 680px;
}

.slide-badge {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 4px 10px;
    margin-bottom: 16px;
}

.slide-content h1 {
    font-size: 3.2rem;
    color: var(--color-white);
    margin-bottom: 16px;
    font-weight: 900;
}

.slide-content p {
    font-size: 1.2rem;
    color: #E2E8F0;
    margin-bottom: 30px;
}

.slide-buttons {
    display: flex;
    gap: 15px;
}

/* Slider Nav Kontrolleri */
.slider-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 54px;
    height: 54px;
    background: rgba(15, 23, 42, 0.6);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: var(--transition);
}

.slider-control:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.slider-control.prev { left: 25px; }
.slider-control.next { right: 25px; }

.slider-dots {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 14px;
    height: 14px;
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid var(--color-white);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    width: 32px;
}

/* ==========================================================================
   6. C. DİNAMİK İSTATİSTİK SAYACI
   ========================================================================== */
.stats-section {
    background-color: var(--color-secondary);
    padding: 50px 0;
    border-bottom: 4px solid var(--color-accent);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background-color: var(--color-primary);
    padding: 24px;
    border: 1px solid #334155;
    border-left: 5px solid var(--color-accent);
}

.stat-icon {
    font-size: 2.2rem;
    color: var(--color-accent);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    font-weight: 800;
    color: var(--color-white);
}

.stat-plus {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-accent);
}

.stat-title {
    font-size: 0.88rem;
    color: #94A3B8;
    margin-top: -4px;
    font-weight: 500;
}

/* ==========================================================================
   7. D. HAKKIMIZDA BÖLÜMÜ & SCROLL ANİMASYONLARI
   ========================================================================== */
.about-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.about-lead {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.about-content p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.about-features-list {
    margin: 24px 0 30px 0;
}

.about-features-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: 12px;
}

.about-features-list li i {
    color: var(--color-accent);
}

.about-image-wrapper {
    position: relative;
    height: 480px;
    border: 8px solid var(--color-light);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background-color: var(--color-primary);
    border: 4px solid var(--color-white);
    color: var(--color-white);
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.exp-num {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--color-accent);
    line-height: 1;
}

.exp-text {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Scroll Kayma Animasyon Sınıfları */
.js-scroll-slide-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.js-scroll-slide-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.js-scroll-slide-left.scrolled-in,
.js-scroll-slide-right.scrolled-in {
    opacity: 1;
    transform: translateX(0);
}

/* ==========================================================================
   8. E. HİZMETLERİMİZ BÖLÜMÜ
   ========================================================================== */
.services-section {
    padding: 100px 0;
    background-color: var(--color-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--color-accent);
}

.service-img-box {
    position: relative;
    height: 230px;
    overflow: hidden;
}

.service-img-box img {
    transition: transform 0.6s ease;
}

.service-card:hover .service-img-box img {
    transform: scale(1.08);
}

.service-num {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 800;
    padding: 4px 10px;
}

.service-content {
    padding: 24px;
}

.service-content h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-content p {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--color-accent);
    text-transform: uppercase;
}

.service-link:hover {
    color: var(--color-primary);
}

/* ==========================================================================
   9. F. NEDEN BİZ? (6 MADDELİ ÖZELLİK ALANI)
   ========================================================================== */
.why-us-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.why-us-layout {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
    margin-top: 50px;
    align-items: center;
}

.why-col {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.why-card {
    display: flex;
    gap: 16px;
}

.why-col.left .why-card {
    text-align: right;
    flex-direction: row-reverse;
}

.why-icon {
    flex-shrink: 0;
    width: 54px;
    height: 54px;
    background-color: var(--color-light);
    border: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--color-accent);
    transition: var(--transition);
}

.why-card:hover .why-icon {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

.why-text h3 {
    font-size: 1.1rem;
    margin-bottom: 6px;
}

.why-text p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.why-center-image {
    position: relative;
    height: 480px;
    border: 5px solid var(--color-primary);
}

.why-badge {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 800;
    text-align: center;
    padding: 10px;
    letter-spacing: 0.8px;
}

/* ==========================================================================
   10. G. AKILLI WHATSAPP ÜCRETSİZ KEŞİF FORMU
   ========================================================================== */
.quote-section {
    padding: 80px 0;
    background-color: var(--color-primary);
}

.quote-box {
    background-color: var(--color-secondary);
    border: 2px solid #334155;
    padding: 50px 40px;
}

.quote-form {
    margin-top: 35px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: #CBD5E1;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.form-control {
    width: 100%;
    padding: 14px 16px;
    background-color: var(--color-primary);
    border: 1px solid #475569;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--color-accent);
    background-color: #0d1527;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.btn-whatsapp-submit {
    flex: 1.2;
    background-color: var(--color-whatsapp);
    color: var(--color-white);
    padding: 16px;
    border: none;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-whatsapp-submit:hover {
    background-color: var(--color-whatsapp-dark);
}

.btn-location-submit {
    flex: 0.8;
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 16px;
    border: none;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-location-submit:hover {
    background-color: var(--color-accent-hover);
}

/* ==========================================================================
   11. H. GALERİ BÖLÜMÜ (CSS GRID)
   ========================================================================== */
.gallery-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 50px 0 40px 0;
}

.gallery-item {
    position: relative;
    height: 280px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    cursor: pointer;
}

.gallery-item img {
    transition: transform 0.5s ease;
}

.gallery-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 2000;
}

.gallery-lightbox.visible {
    opacity: 1;
    visibility: visible;
}

.gallery-lightbox-content {
    position: relative;
    width: min(90vw, 1100px);
    max-height: 90vh;
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: 0 25px 60px rgba(15, 23, 42, 0.35);
    padding: 16px;
    transform: scale(0.92);
    transition: transform 0.25s ease;
}

.gallery-lightbox.visible .gallery-lightbox-content {
    transform: scale(1);
}

.gallery-lightbox img {
    display: block;
    width: 100%;
    max-height: 82vh;
    object-fit: contain;
    border-radius: 8px;
    background: #f8fafc;
}

.gallery-lightbox-close {
    position: absolute;
    top: -14px;
    right: -14px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 1.1rem;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.2);
}

body.gallery-lightbox-open {
    overflow: hidden;
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-overlay span {
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 800;
    text-transform: uppercase;
    border-bottom: 2px solid var(--color-accent);
    padding-bottom: 4px;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-more-btn .btn {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.gallery-more-btn .btn:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ==========================================================================
   12. I. MÜŞTERİ YORUMLARI CAROUSEL (TESTIMONIALS)
   ========================================================================== */
.testimonials-section {
    padding: 100px 0;
    background-color: var(--color-light);
}

.testimonial-carousel-container {
    overflow: hidden;
    margin-top: 50px;
    width: 100%;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.testimonial-card {
    min-width: calc(50% - 15px);
    margin-right: 30px;
    background-color: var(--color-white);
    padding: 35px;
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-accent);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.stars {
    color: #F59E0B;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.comment {
    font-style: italic;
    color: var(--color-text-dark);
    font-size: 0.98rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.author-info strong {
    display: block;
    font-family: var(--font-heading);
    color: var(--color-primary);
    font-size: 1rem;
}

.author-info span {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.testimonial-nav {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 35px;
}

.t-btn {
    width: 48px;
    height: 48px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition);
}

.t-btn:hover {
    background-color: var(--color-accent);
}

/* ==========================================================================
   13. J. LOCAL SEO HİZMET BÖLGELERİ ETİKET BULUTU
   ========================================================================== */
.seo-keywords-section {
    padding: 40px 0;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
}

.seo-box {
    background-color: var(--color-light);
    border: 1px solid var(--color-border);
    padding: 24px;
}

.seo-title {
    font-size: 1.05rem;
    margin-bottom: 16px;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.keywords-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.seo-tag {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 6px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.seo-tag:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

/* ==========================================================================
   14. K. ZENGİN FOOTER VE SABİT BUTONLAR
   ========================================================================== */
.main-footer {
    background-color: var(--color-primary);
    color: #94A3B8;
    padding-top: 80px;
    border-top: 5px solid var(--color-accent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 60px;
}

.footer-logo .logo-bold,
.footer-logo .logo-accent {
    color: var(--color-white);
}

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

.footer-desc {
    margin: 20px 0 24px 0;
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: #1E293B;
    border: 1px solid #334155;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-social a:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

.footer-title {
    color: var(--color-white);
    font-size: 1.15rem;
    margin-bottom: 22px;
    position: relative;
    padding-bottom: 8px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 3px;
    background-color: var(--color-accent);
}

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

.footer-links a {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a i {
    font-size: 0.7rem;
    color: var(--color-accent);
}

.footer-links a:hover {
    color: var(--color-white);
    padding-left: 6px;
}

.footer-contact li {
    display: flex;
    gap: 14px;
    margin-bottom: 18px;
    font-size: 0.9rem;
}

.footer-contact li i {
    font-size: 1.2rem;
    color: var(--color-accent);
    margin-top: 4px;
}

.footer-contact strong {
    color: var(--color-white);
}

.footer-contact a {
    color: var(--color-accent);
    font-weight: 700;
}

.footer-bottom {
    background-color: #080C16;
    padding: 20px 0;
    border-top: 1px solid #1E293B;
    font-size: 0.85rem;
}

.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Sol Alt Sabit WhatsApp Butonu & Nabız (Pulse) Animasyonu */
.fixed-whatsapp-btn {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--color-whatsapp);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    z-index: 999;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
}

.pulse-effect {
    animation: pulseWhatsapp 2s infinite;
}

@keyframes pulseWhatsapp {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-tooltip {
    position: absolute;
    left: 70px;
    background: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 6px 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.fixed-whatsapp-btn:hover .whatsapp-tooltip {
    opacity: 1;
}

/* Sağ Alt Sabit Yukarı Çık Butonu */
.fixed-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: 2px solid var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.fixed-back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.fixed-back-to-top:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
}

/* ==========================================================================
   15. RESPONSIVE (MEDYA SORGULARI)
   ========================================================================== */
@media (max-width: 1024px) {
    .why-us-layout {
        grid-template-columns: 1fr;
    }
    .why-col.left .why-card {
        text-align: left;
        flex-direction: row;
    }
    .why-center-image {
        height: 350px;
        order: -1;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .contact-cards-grid,
    .quote-form-area,
    .service-detail-block {
        grid-template-columns: 1fr !important;
    }
    .service-detail-img,
    .service-detail-text {
        order: unset !important;
    }
}

@media (max-width: 768px) {
    .hero-slider-section {
        height: 560px;
    }

    .slide-content-container {
        padding: 0 24px 80px 24px;
        align-items: flex-end;
    }

    .slide-content {
        width: 100%;
        max-width: 100%;
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    .slider-control {
        top: auto;
        bottom: 18px;
        transform: none;
        width: 42px;
        height: 42px;
        z-index: 12;
    }

    .slider-control.prev { left: 12px; }
    .slider-control.next { right: 12px; }

    .top-bar { display: none; }
    
    .mobile-menu-toggle { display: block; }
    
    .nav-menu {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        border-bottom: 4px solid var(--color-accent);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease;
    }

    .nav-menu.open {
        max-height: 480px;
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        gap: 15px;
    }

    .nav-link { width: 100%; }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-card {
        min-width: 100%;
        margin-right: 0;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom-flex {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .top-bar-info {
        justify-content: flex-end;
        flex-wrap: wrap;
        gap: 8px;
    }

    .header-container {
        height: auto;
        min-height: 80px;
        padding: 14px 0;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .section-subtitle {
        font-size: 0.98rem;
    }

    .service-detail-block,
    .quote-form-area,
    .contact-cards-grid {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 22px !important;
    }

    .service-detail-block {
        margin-bottom: 40px !important;
        padding-bottom: 34px !important;
    }

    .service-detail-img {
        height: 260px !important;
    }

    .fixed-whatsapp-btn {
        width: 54px;
        height: 54px;
        bottom: 20px;
        left: 20px;
    }

    .fixed-back-to-top {
        width: 46px;
        height: 46px;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .hero-slider-section {
        height: 500px;
    }

    .slide-content-container {
        padding: 0 16px 72px 16px;
    }

    .slide-content {
        width: 100%;
        max-width: 100%;
        margin: 0;
        padding: 0;
    }

    .container {
        padding: 0 16px;
    }

    .brand-logo .logo-bold,
    .brand-logo .logo-accent {
        font-size: 1.45rem;
    }

    .slide-content h1 {
        font-size: 1.5rem;
    }

    .slide-content p {
        font-size: 0.82rem;
    }

    .slide-buttons {
        flex-direction: column;
        width: 100%;
    }

    .slide-buttons .btn {
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .btn {
        width: 100%;
    }

    .form-actions .btn {
        width: 100%;
    }

    .service-card,
    .testimonial-card,
    .about-content,
    .about-image-wrapper,
    .quote-form-area {
        width: 100%;
    }

    .service-card .service-content {
        padding: 18px;
    }

    .page-banner {
        padding: 50px 0 !important;
    }

    .gallery-item {
        height: 220px;
    }

    .gallery-overlay span {
        font-size: 0.9rem;
    }

    .contact-cards-grid > div,
    .quote-form-area > div {
        width: 100%;
    }
}