/**
 * Ana Stil Dosyası
 * Prefabrik & Demir İşi Web Sitesi
 */

/* Tema Değişkenleri - Mat Gri ve Turuncu */
:root {
    --color-primary: #E85D04;
    --color-primary-dark: #D45103;
    --color-primary-light: #F48C06;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #EEEEEE;
    --color-gray-300: #E0E0E0;
    --color-gray-400: #BDBDBD;
    --color-gray-500: #9E9E9E;
    --color-gray-600: #757575;
    --color-gray-700: #616161;
    --color-gray-800: #424242;
    --color-gray-900: #212121;
    --color-text: #424242;
    --color-text-light: #757575;
    --color-text-muted: #9E9E9E;
    --color-bg: #FFFFFF;
    --color-bg-alt: #F5F5F5;
    --color-bg-dark: #212121;
    --color-border: #EEEEEE;
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --container-max: 1200px;
    --container-padding: 1.5rem;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    background-color: var(--color-gray-800);
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Header - ilk girişte çok hafif buğu (logo belli olsun), scroll'da tam gri */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(30, 30, 30, 0.12);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: none;
    transition: background var(--transition-normal), box-shadow var(--transition-normal), backdrop-filter var(--transition-normal);
}

/* Hizmetlere gelince mat gri */
.header.scrolled {
    background: rgba(66, 66, 66, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
}

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

.header .logo {
    margin-left: -0.75rem;
    margin-top: 6px;
}
.logo-img {
    height: 110px;
    width: auto;
    max-height: 110px;
    object-fit: contain;
}

.nav-list {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
    padding: var(--spacing-sm) 0;
    position: relative;
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary-light);
}

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

/* Navbar scroll olduğunda link renkleri */
.header.scrolled .nav-link {
    color: var(--color-gray-200);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--color-primary-light);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: rgba(255, 255, 255, 0.95);
    transition: var(--transition-normal);
}

.header.scrolled .mobile-menu-btn span {
    background: var(--color-gray-200);
}

/* Hero Section - 200vh scroll lock */
.hero {
    position: relative;
    height: 200vh;
    background-color: var(--color-gray-800);
    padding: 0 !important; /* section padding üstte gri alan oluşturuyordu */
}

.hero-inner {
    position: sticky;
    top: 0;
    height: 100vh;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background-color: var(--color-gray-800);
}

/* Hero arka planları - sadece CSS transition (scroll kasması yok) */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    min-height: 100%;
    background-color: var(--color-gray-800);
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    contain: transform;
    transition: transform 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* giris2.png - arkada, phase-2'de aşağıdan gelir */
.hero-bg-2 {
    z-index: 0;
    transform: translate3d(0, 100%, 0);
    -webkit-transform: translate3d(0, 100%, 0);
}

.hero.phase-2 .hero-bg-2 {
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
}

/* giris.jpeg - önde, phase-2'de yukarı kayar */
.hero-bg-1 {
    z-index: 1;
    transform: translate3d(0, 0, 0);
}

.hero.phase-2 .hero-bg-1 {
    transform: translate3d(0, -100%, 0);
}

/* Navbar alanında overlay yok - giris1 üstünde gri alan önlenir */
.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(
        180deg,
        transparent 0%,
        transparent 12%,
        rgba(33, 33, 33, 0.4) 25%,
        rgba(33, 33, 33, 0.6) 50%,
        rgba(232, 93, 4, 0.3) 100%
    );
    transition: opacity 0.5s ease;
}

.hero.phase-2 .hero-overlay {
    opacity: 0.7;
}

.hero-content {
    position: relative;
    z-index: 3;
    padding: var(--spacing-2xl);
}

/* Hero text - iki aşama */
.hero-text {
    margin-bottom: var(--spacing-xl);
}

.hero-text-2 {
    display: none;
    opacity: 0;
}

.hero.phase-2 .hero-text-1 {
    display: none;
}

.hero.phase-2 .hero-text-2 {
    display: block;
    animation: heroTextSlideUp 0.8s ease forwards;
}

@keyframes heroTextSlideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero text animasyonları - ilk yükleme */
.hero-text-1 .hero-title {
    opacity: 0;
    animation: heroTitleIn 1s ease 0.3s forwards;
}

.hero-text-1 .hero-subtitle {
    opacity: 0;
    animation: heroSubtitleIn 1s ease 0.5s forwards;
}

.hero-content .btn {
    opacity: 0;
    animation: heroBtnIn 1s ease 0.7s forwards;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-gray-200);
    margin-bottom: 0;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

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

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 4px;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--color-primary);
    color: #FFFFFF;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Alt sayfalar - navbar yüksekliği için boşluk */
.page-content {
    padding-top: 90px;
}

/* Hizmet detay sayfası (prefabrik-yapilar, demir-isleri, proje-danismanlik) */
.service-detail {
    padding: var(--spacing-2xl) 0;
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.service-detail-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.service-detail.visible .service-detail-image img {
    opacity: 1;
    transform: translateY(0);
}
.service-detail-image img:nth-child(1) { transition-delay: 0.1s; }
.service-detail-image img:nth-child(2) { transition-delay: 0.25s; }
.service-detail-image img:nth-child(3) { transition-delay: 0.4s; }
.service-detail-image img.service-detail-image-second,
.service-detail-image img + img {
    margin-top: var(--spacing-lg);
}

.service-detail-content h1 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.service-detail-content h2 {
    font-size: 1.2rem;
    color: var(--color-gray-800);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    font-weight: 600;
}

.service-detail-lead {
    font-size: 1.1rem;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.service-detail-content p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.service-detail-list {
    margin: var(--spacing-lg) 0;
    padding-left: var(--spacing-xl);
}

.service-detail-list li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-700);
}

.service-detail-content .btn {
    margin-top: var(--spacing-md);
}

@media (max-width: 768px) {
    .service-detail-grid {
        grid-template-columns: 1fr;
    }
    .home-gallery-grid {
        grid-template-columns: 1fr;
    }
    .home-gallery-item img {
        height: 200px;
    }
}

/* Section Common */
section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--color-primary);
    margin: var(--spacing-md) auto 0;
    border-radius: 2px;
}

/* Services Section */
.services {
    background: var(--color-bg-alt);
}

.services-title {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease 0.1s, transform 0.6s ease 0.1s;
}

.services.visible .services-title {
    opacity: 1;
    transform: translateY(0);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    display: block;
    background: var(--color-bg);
    padding: 0;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.services.visible .service-card {
    opacity: 1;
    transform: translateY(0);
}

.services.visible .service-card:nth-child(1) { transition-delay: 0.1s; }
.services.visible .service-card:nth-child(2) { transition-delay: 0.2s; }
.services.visible .service-card:nth-child(3) { transition-delay: 0.3s; }

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

/* Resim alanı - logolar kaldırıldı, resme daha fazla yer */
.service-card-img {
    height: 260px;
    background: linear-gradient(135deg, var(--color-gray-200) 0%, var(--color-gray-300) 100%);
    overflow: hidden;
}

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

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

.service-card h3,
.service-card p {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
}

.service-card h3 {
    padding-top: var(--spacing-lg);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
    padding-bottom: 0;
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    padding-bottom: var(--spacing-xl);
}

/* Products Section */
.products {
    background: var(--color-bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.product-item {
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
    transition: all var(--transition-normal);
}

.product-item:hover {
    transform: translateX(5px);
}

.product-item h3 {
    font-size: 1.125rem;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.product-item p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* Ana sayfa - Galeri bölümü (ilk 2 resim, animasyonlu) */
.home-gallery {
    background: var(--color-bg-alt);
    padding: var(--spacing-2xl) 0;
}
.home-gallery-desc {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}
.home-gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}
.home-gallery-item {
    display: block;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}
.home-gallery-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.home-gallery-item img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}
.home-gallery-anim {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow var(--transition-normal);
}
.home-gallery.visible .home-gallery-anim {
    opacity: 1;
    transform: translateY(0);
}
.home-gallery-btn {
    display: block;
    width: fit-content;
    margin: 0 auto;
}

/* Galeri sayfası - tüm resimler */
.gallery-page {
    padding: var(--spacing-2xl) 0;
}
.gallery-page-title {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}
.gallery-page-desc {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}
.gallery-item {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: var(--color-gray-200);
}
.gallery-item img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.gallery-item:hover img {
    transform: scale(1.05);
}

/* About Section */
.about {
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-image {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.about.visible .about-image {
    opacity: 1;
    transform: translateX(0);
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.about-content {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.7s ease 0.2s, transform 0.7s ease 0.2s;
}

.about.visible .about-content {
    opacity: 1;
    transform: translateX(0);
}

.about-lead {
    font-size: 1.1rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.about-content p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.about-subtitle {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.about-tecrube {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.about-closing {
    margin-top: var(--spacing-lg);
    font-weight: 500;
    color: var(--color-gray-800);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin: var(--spacing-2xl) 0;
}

.about-stat {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
}

.about-stat-num {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.about-stat-label {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.about-features li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--color-gray-700);
}

.about-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

/* Contact Section */
.contact {
    background: var(--color-bg-alt);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
    align-items: stretch;
}

.contact-info {
    display: flex;
    flex-direction: column;
    background: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.contact-info h3 {
    font-size: 1.25rem;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.contact-info-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.contact-info-item strong {
    color: var(--color-gray-800);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.contact-info-item a {
    color: var(--color-primary);
}

.contact-info-item a:hover {
    text-decoration: underline;
}

.contact-form {
    background: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.contact-map-wrap {
    flex: 1;
    min-height: 280px;
    margin-top: var(--spacing-xl);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-map {
    width: 100%;
    height: 100%;
    min-height: 280px;
    border: 0;
    display: block;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-gray-800);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.btn-block {
    width: 100%;
    margin-top: var(--spacing-sm);
}

/* Footer */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-col h4 {
    color: var(--color-gray-200);
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
}

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

.footer-col ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-col a {
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-primary-light);
}

.footer-brand p {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    max-width: 250px;
}

.footer-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

/* Responsive */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .about-image {
        order: 1;
    }
    
    .about-content {
        order: 2;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    /* Hizmet sayfaları - navbar resmin üzerine binmesin, üstte boşluk */
    .page-content {
        padding-top: 100px;
    }
    .service-detail {
        padding-top: var(--spacing-xl);
    }

    .contact-map-wrap {
        flex: none;
        min-height: 380px;
    }
    
    .contact-map {
        height: 380px;
        min-height: 380px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    /* Mobil menü - navbar'ın hemen altında, çakışma yok */
    .nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    
    .nav-overlay.active {
        display: block;
        opacity: 1;
    }
    
    .nav {
        position: fixed;
        top: 90px;
        right: -100%;
        width: 100%;
        max-width: 280px;
        height: calc(100vh - 90px);
        background: var(--color-bg);
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
        transition: right 0.3s ease;
        padding: var(--spacing-xl);
        z-index: 999;
        overflow-y: auto;
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav .nav-link {
        padding: var(--spacing-md) 0;
        color: #000 !important;
        font-size: 1rem;
    }
    
    .nav .nav-link:hover,
    .nav .nav-link.active {
        color: var(--color-primary) !important;
    }
    
    .nav-link::after {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
        position: relative;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

/* ========== Teklif Modal ========== */
.teklif-modal {
    position: fixed;
    inset: 0;
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    visibility: hidden;
    opacity: 0;
    transition: visibility 0.4s ease, opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.teklif-modal[hidden] { display: none !important; }
.teklif-modal.is-open {
    visibility: visible;
    opacity: 1;
}
.teklif-modal.is-open[hidden] { display: flex !important; }
.teklif-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.teklif-modal.is-open .teklif-modal-overlay {
    opacity: 1;
}
.teklif-modal-box {
    position: relative;
    background: var(--color-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    max-width: 420px;
    width: 100%;
    padding: var(--spacing-xl);
    transform: scale(0.96) translateY(12px);
    opacity: 0;
    transition: transform 0.45s cubic-bezier(0.34, 1.2, 0.64, 1), opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.teklif-modal.is-open .teklif-modal-box {
    transform: scale(1) translateY(0);
    opacity: 1;
}
.teklif-modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 36px;
    height: 36px;
    border: none;
    background: var(--color-gray-200);
    color: var(--color-gray-700);
    font-size: 1.5rem;
    line-height: 1;
    border-radius: 50%;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.teklif-modal-close:hover {
    background: var(--color-gray-300);
    color: var(--color-gray-900);
}
.teklif-modal-title {
    margin-bottom: var(--spacing-sm);
    font-size: 1.35rem;
    color: var(--color-gray-900);
}
.teklif-modal-desc {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-lg);
}
.teklif-modal-contacts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}
.teklif-modal-item strong {
    display: block;
    font-size: 0.85rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xs);
}
.teklif-modal-item a {
    display: block;
    color: var(--color-primary);
    font-weight: 500;
}
.teklif-modal-item a:hover { text-decoration: underline; }
.teklif-modal-msg {
    font-size: 0.9rem;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-gray-100);
    border-radius: 8px;
}
.btn-block { display: block; text-align: center; }

/* ========== WhatsApp Balonu ========== */
.wp-bubble-wrap {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
}
.wp-bubble {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.5);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    animation: wp-float 2.5s ease-in-out infinite;
}
.wp-bubble:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}
@keyframes wp-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}
.wp-bubble:hover { animation: none; }
.wp-popover {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 10px;
    background: var(--color-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-md);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.wp-popover.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.wp-popover-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-sm);
}
.wp-popover-num {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-primary);
    font-weight: 500;
    border-radius: 8px;
    transition: background var(--transition-fast);
}
.wp-popover-num:hover {
    background: var(--color-gray-100);
}
.wp-popover-num + .wp-popover-num { margin-top: 2px; }

/* Mobil: Teklif modal tam ekran uyumlu, kaydırılabilir */
@media (max-width: 768px) {
    .teklif-modal {
        padding: var(--spacing-md);
        align-items: flex-start;
        padding-top: max(1rem, env(safe-area-inset-top));
    }
    .teklif-modal-box {
        max-height: calc(100vh - 2rem);
        max-height: calc(100dvh - 2rem);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        margin-top: auto;
        margin-bottom: auto;
    }
    .service-detail-content .btn.js-teklif-open,
    .service-detail-content .js-teklif-open {
        display: block;
        width: 100%;
        text-align: center;
        padding: var(--spacing-md) var(--spacing-lg);
    }
}

/* WhatsApp balonu - mobilde her zaman üstte, safe-area */
@media (max-width: 768px) {
    .wp-bubble-wrap {
        z-index: 9999;
        bottom: max(16px, env(safe-area-inset-bottom));
        right: max(16px, env(safe-area-inset-right));
    }
}