/* ============================================
   Öncül Havuz - Kurumsal Tasarım Sistemi
   Renkler: Lacivert #0A2540, Turkuaz #00B3B3, Beyaz
   ============================================ */

:root {
    --color-navy: #0A2540;
    --color-navy-light: #0d3154;
    --color-turquoise: #00B3B3;
    --color-turquoise-dark: #009999;
    --color-turquoise-light: #00cccc;
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-400: #94a3b8;
    --color-gray-600: #475569;
    --color-gray-800: #1e293b;
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Instrument Serif', Georgia, serif;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;
    --container: min(1200px, 100% - 2rem);
    --container-narrow: min(640px, 100% - 2rem);
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 4px 24px rgba(10, 37, 64, 0.08);
    --shadow-hover: 0 12px 40px rgba(10, 37, 64, 0.12);
    --transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray-800);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
}
.page-hero--about {
    background: linear-gradient(135deg, #0A2540 0%, #0d3154 40%, #006d6d 70%, #00B3B3 100%);
}
.page-hero--about .section-label {
    color: rgba(255, 255, 255, 0.9);
}
.page-hero--about .page-title {
    color: #fff;
}
.page-hero--about .page-subtitle {
    color: rgba(255, 255, 255, 0.85);
}
.page-hero--contact {
    background: linear-gradient(135deg, #00B3B3 0%, #009999 35%, #0A2540 70%, #0d3154 100%);
}
.page-hero--contact .section-label {
    color: rgba(255, 255, 255, 0.9);
}
.page-hero--contact .page-title {
    color: #fff;
}
.page-hero--contact .page-subtitle {
    color: rgba(255, 255, 255, 0.85);
}

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

a {
    color: var(--color-turquoise);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover {
    color: var(--color-turquoise-dark);
}

.container {
    width: 100%;
    max-width: var(--container);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-md);
    padding-right: var(--space-md);
}

.container-narrow {
    max-width: var(--container-narrow);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-md);
    padding-right: var(--space-md);
}

/* ========== Header ========== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-100);
    transition: box-shadow var(--transition);
}
.site-header.scrolled {
    box-shadow: var(--shadow);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-navy);
    font-weight: 700;
    font-size: 1.25rem;
}
.logo:hover {
    color: var(--color-navy);
}
.logo-image {
    height: 46px;
    width: auto;
    display: block;
}
.logo-icon {
    color: var(--color-turquoise);
    font-size: 1.5rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-navy);
    transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}
.main-nav a {
    color: var(--color-gray-600);
    font-weight: 500;
    font-size: 0.9375rem;
}
.main-nav a:hover,
.main-nav a.active {
    color: var(--color-navy);
}
.btn-nav {
    color: var(--color-white) !important;
    background: var(--color-turquoise);
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius);
}
.btn-nav:hover {
    background: var(--color-turquoise-dark);
    color: var(--color-white) !important;
}

@media (max-width: 900px) {
    .nav-toggle {
        display: flex;
    }
    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-gray-200);
        padding: var(--space-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    }
    .main-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .main-nav ul {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }
    .main-nav li {
        border-bottom: 1px solid var(--color-gray-100);
    }
    .main-nav a {
        display: block;
        padding: var(--space-md);
    }
    .btn-nav {
        margin-top: var(--space-sm);
        text-align: center;
    }
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), transform 0.2s ease;
}
.btn:focus-visible {
    outline: 2px solid var(--color-turquoise);
    outline-offset: 2px;
}
.btn-primary {
    background: var(--color-turquoise);
    color: var(--color-white);
}
.btn-primary:hover {
    background: var(--color-turquoise-dark);
    color: var(--color-white);
    transform: translateY(-1px);
}
.btn-outline {
    background: transparent;
    color: var(--color-navy);
    border: 2px solid var(--color-navy);
}
.btn-outline:hover {
    background: var(--color-navy);
    color: var(--color-white);
}
.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* ========== Main content offset for fixed header ========== */
.main-content {
    padding-top: 72px;
}

/* ========== Hero ========== */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: var(--color-navy) center / cover no-repeat;
    /* Parlak, temiz ve ışıl ışıl villa havuzu görseli (yerel dosya) */
    background-image: url("../images/hero-pool.png");
}
.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    /* Daha aydınlık görünüm için karartmayı azalttık */
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.45) 0%, rgba(10, 37, 64, 0.35) 50%, rgba(15, 61, 102, 0.4) 100%);
    z-index: 0;
}
.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300B3B3' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.35;
    z-index: 0;
    pointer-events: none;
}
.hero-inner {
    position: relative;
    z-index: 1;
    padding: var(--space-3xl) var(--space-md);
}
.hero-label {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-turquoise);
    margin-bottom: var(--space-md);
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
}
.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
    opacity: 0;
    animation: fadeUp 0.8s ease 0.15s forwards;
}
.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--space-xl);
    opacity: 0;
    animation: fadeUp 0.8s ease 0.3s forwards;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.45s forwards;
}
.hero-actions .btn-outline {
    border-color: rgba(255, 255, 255, 0.6);
    color: var(--color-white);
}
.hero-actions .btn-outline:hover {
    background: var(--color-white);
    color: var(--color-navy);
    border-color: var(--color-white);
}
.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}
.hero-scroll a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
    animation: bounce 2s infinite;
}
.hero-scroll a:hover {
    color: var(--color-white);
}
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ========== Page hero (inner pages) ========== */
.page-hero {
    padding: var(--space-4xl) var(--space-md) var(--space-3xl);
    background: var(--color-gray-50);
    text-align: center;
}
.page-hero .container {
    max-width: 720px;
}
.page-hero .section-label {
    display: block;
    margin-bottom: var(--space-sm);
}
.page-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    color: var(--color-navy);
    margin-bottom: var(--space-md);
}
.page-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
}
.page-hero--hizmetler {
    position: relative;
    background: var(--color-gray-50) center / cover no-repeat;
    background-image: url("../images/hizmetler-hero.png");
}
.page-hero--hizmetler::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.4) 0%, rgba(255,255,255,0.15) 50%, rgba(255,255,255,0.35) 100%);
    z-index: 0;
}
.page-hero--hizmetler .container {
    position: relative;
    z-index: 1;
}
.page-hero.page-hero--about {
    background: linear-gradient(135deg, #0A2540 0%, #0d3154 40%, #006d6d 70%, #00B3B3 100%) !important;
}
.page-hero.page-hero--about .section-label {
    color: rgba(255, 255, 255, 0.9);
}
.page-hero.page-hero--about .page-title {
    color: #fff;
}
.page-hero.page-hero--about .page-subtitle {
    color: rgba(255, 255, 255, 0.85);
}
.page-hero.page-hero--contact {
    background: linear-gradient(135deg, #00B3B3 0%, #009999 35%, #0A2540 70%, #0d3154 100%) !important;
}
.page-hero.page-hero--contact .section-label {
    color: rgba(255, 255, 255, 0.9);
}
.page-hero.page-hero--contact .page-title {
    color: #fff;
}
.page-hero.page-hero--contact .page-subtitle {
    color: rgba(255, 255, 255, 0.85);
}

/* ========== Sections ========== */
.section {
    padding: var(--space-4xl) 0;
}
.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.section-header.light .section-label,
.section-header.light .section-title {
    color: var(--color-white);
}
.section-header.light .section-desc {
    color: rgba(255, 255, 255, 0.8);
}
.section-label {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-turquoise);
    margin-bottom: var(--space-sm);
    display: block;
}
.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 400;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}
.section-desc {
    font-size: 1.0625rem;
    color: var(--color-gray-600);
}
.section-cta {
    text-align: center;
    margin-top: var(--space-xl);
}

/* ========== Services grid ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-lg);
}
.services-page .services-grid {
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
}

.service-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: 0;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    opacity: 0;
    transform: translateY(24px);
}
.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-turquoise);
}
.service-card-bg {
    position: absolute;
    inset: 0;
    background-color: var(--color-gray-100);
    background-size: cover;
    background-position: center;
    filter: blur(3px);
    opacity: 0.85;
}
.service-card-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.35);
}
.service-card--kimyasal .service-card-bg {
    background-image: url("../images/kimyasal.png");
}
.service-card--temizlik .service-card-bg {
    background-image: url("https://images.unsplash.com/photo-1576013551627-0cc20b96c2a7?w=800");
}
.service-card--onarim .service-card-bg {
    background-image: url("../images/onarim.png");
}
.service-card--otomasyon .service-card-bg {
    background-image: url("https://preview.redd.it/xouaus6jcebe1.jpg?width=5712&format=pjpg&auto=webp&s=72554e3ac6468182abff43ed84c9042c774ab23b");
}
.service-card--kis .service-card-bg {
    background-image: url("../images/kis-bakim.png");
}
.service-card-content {
    position: relative;
    z-index: 1;
    padding: var(--space-xl);
}
.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 179, 179, 0.1);
    color: var(--color-turquoise);
    border-radius: var(--radius);
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}
.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}
.service-desc {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}
.service-link {
    font-weight: 600;
    font-size: 0.9375rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}
.service-link:hover {
    color: var(--color-turquoise-dark);
}

/* ========== Why us ========== */
.section-why {
    background: var(--color-navy);
    padding: var(--space-4xl) 0;
}
.why-arrows {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    max-width: var(--container);
    margin: 0 auto var(--space-md);
    padding: 0 var(--space-md);
    justify-items: center;
}
.why-arrow {
    color: rgba(0, 179, 179, 0.6);
    font-size: 1rem;
}
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}
.why-card {
    text-align: center;
    padding: var(--space-xl);
    opacity: 0;
    transform: translateY(20px);
}
.why-card.visible {
    opacity: 1;
    transform: translateY(0);
}
.why-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 179, 179, 0.2);
    color: var(--color-turquoise);
    border-radius: 50%;
    font-size: 1.5rem;
}
.why-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}
.why-card p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
}

@media (max-width: 900px) {
    .why-arrows {
        grid-template-columns: repeat(2, 1fr);
    }
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 500px) {
    .why-arrows {
        grid-template-columns: 1fr;
    }
    .why-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== Testimonials ========== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}
.testimonial-card {
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--color-gray-200);
    opacity: 0;
    transform: translateY(20px);
}
.testimonial-card.visible {
    opacity: 1;
    transform: translateY(0);
}
.testimonial-stars {
    color: #f59e0b;
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
}
.testimonial-card p {
    font-size: 1rem;
    color: var(--color-gray-800);
    margin-bottom: var(--space-md);
    font-style: italic;
    line-height: 1.6;
}
.testimonial-card footer {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

@media (max-width: 900px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== CTA block ========== */
.section-cta-block {
    padding: var(--space-4xl) 0;
}
.cta-block {
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-3xl);
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
}
.cta-block.visible {
    opacity: 1;
    transform: translateY(0);
}
.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 400;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}
.cta-text {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-lg);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

/* ========== Baktığımız bazı havuzlar galerisi ========== */
.section-pools-gallery {
    background: var(--color-gray-50);
}
.pools-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}
.pools-gallery-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}
.pools-gallery-item {
    aspect-ratio: 4 / 3;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-lg);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: transform var(--transition), box-shadow var(--transition);
}
.pools-gallery-item.visible {
    opacity: 1;
    transform: translateY(0);
}
.pools-gallery-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-hover);
}
.pools-gallery-caption {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-navy);
    text-align: center;
}
@media (max-width: 900px) {
    .pools-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 500px) {
    .pools-gallery-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== Footer ========== */
.site-footer {
    background: var(--color-navy);
    color: rgba(255, 255, 255, 0.85);
    padding: var(--space-3xl) 0 var(--space-lg);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}
.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}
.footer-brand .logo:hover {
    color: var(--color-white);
}
.footer-brand .logo-image {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 0.35rem 0.5rem;
}
.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.75);
}
.footer-links h4,
.footer-contact h4 {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}
.footer-links ul,
.footer-contact ul {
    list-style: none;
}
.footer-links a,
.footer-contact a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
}
.footer-links a:hover,
.footer-contact a:hover {
    color: var(--color-turquoise);
}
.footer-links li,
.footer-contact li {
    margin-bottom: var(--space-xs);
}
.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}
.footer-contact .fa-solid {
    color: var(--color-turquoise);
    margin-top: 2px;
}
.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}
.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-contact li {
        justify-content: center;
    }
}

/* ========== About page ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}
.about-content h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-navy);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}
.about-content h2:first-child {
    margin-top: 0;
}
.about-content p {
    color: var(--color-gray-600);
    margin-bottom: var(--space-md);
}
.about-content .btn {
    margin-top: var(--space-md);
}
.about-stats {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}
.stat-item {
    padding: var(--space-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-turquoise);
}
.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-turquoise);
    margin-bottom: var(--space-xs);
}
.stat-label {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
}

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

/* ========== Values ========== */
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}
.value-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    opacity: 0;
    transform: translateY(20px);
}
.value-card.visible {
    opacity: 1;
    transform: translateY(0);
}
.value-card i {
    font-size: 2rem;
    color: var(--color-turquoise);
    margin-bottom: var(--space-md);
}
.value-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-xs);
}
.value-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
}

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

/* ========== Contact page ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}
.contact-info {
    display: grid;
    gap: var(--space-md);
}
.contact-card {
    padding: var(--space-lg);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}
.contact-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 179, 179, 0.1);
    color: var(--color-turquoise);
    border-radius: var(--radius);
}
.contact-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-xs);
}
.contact-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
}
.contact-card a {
    color: var(--color-turquoise);
}
.contact-cta {
    background: var(--color-gray-50);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
}
.contact-cta h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}
.contact-cta p {
    margin-bottom: var(--space-lg);
    color: var(--color-gray-600);
}

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

/* ========== Teklif form ========== */
.section-form {
    padding: var(--space-3xl) 0;
}
.teklif-form {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow);
}
.form-row {
    margin-bottom: var(--space-lg);
}
.form-row label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-xs);
}
.required {
    color: #dc2626;
}
.form-row input,
.form-row select,
.form-row textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius);
    transition: border-color var(--transition);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--color-turquoise);
    box-shadow: 0 0 0 3px rgba(0, 179, 179, 0.15);
}
.form-row textarea {
    resize: vertical;
    min-height: 120px;
}
.form-actions {
    margin-top: var(--space-xl);
}
.alert {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}
.alert i {
    font-size: 1.5rem;
    flex-shrink: 0;
}
.alert-success {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}
.alert-success i {
    color: #059669;
}
.alert-success h3 {
    margin-bottom: var(--space-xs);
    font-size: 1.125rem;
}
.alert-success .btn {
    margin-top: var(--space-md);
}
.alert-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}
.alert-error i {
    color: #dc2626;
}
.no-data {
    text-align: center;
    color: var(--color-gray-600);
    padding: var(--space-2xl);
}

/* ========== Floating contact buttons ========== */
.floating-contact {
    position: fixed;
    right: 16px;
    bottom: 16px;
    z-index: 1100;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.floating-contact-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.25rem;
    box-shadow: 0 8px 20px rgba(10, 37, 64, 0.22);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.floating-contact-btn:hover {
    transform: translateY(-2px);
    color: #fff;
    box-shadow: 0 12px 24px rgba(10, 37, 64, 0.28);
}

.floating-contact-btn:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

.floating-contact-btn--phone {
    background: var(--color-navy);
}

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

/* ========== Global mobile optimization ========== */
@media (max-width: 768px) {
    .container,
    .container-narrow {
        padding-left: var(--space-sm);
        padding-right: var(--space-sm);
    }

    .header-inner {
        height: 64px;
    }

    .main-content {
        padding-top: 64px;
    }

    .logo-image {
        height: 38px;
    }

    .main-nav {
        top: 64px;
    }

    .section {
        padding: var(--space-3xl) 0;
    }

    .page-hero {
        padding: var(--space-2xl) var(--space-sm) var(--space-2xl);
    }

    .page-hero .section-label {
        margin-bottom: 0.75rem;
    }

    .page-title {
        font-size: clamp(1.95rem, 6.4vw, 2.35rem);
        line-height: 1.2;
    }

    .page-subtitle {
        font-size: 1rem;
        line-height: 1.65;
    }

    .section-header {
        margin-bottom: var(--space-xl);
    }

    .section-title {
        font-size: clamp(1.5rem, 5.4vw, 2rem);
    }

    .section-desc {
        font-size: 1rem;
    }

    .hero {
        min-height: 82vh;
    }

    .hero-inner {
        padding: var(--space-2xl) var(--space-sm);
    }

    .hero-title {
        font-size: clamp(2rem, 8.2vw, 2.8rem);
    }

    .hero-subtitle {
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: var(--space-lg);
    }

    .hero-actions {
        gap: var(--space-sm);
    }

    .btn {
        padding: 0.68rem 1.15rem;
        font-size: 0.9rem;
    }

    .contact-cta {
        padding: var(--space-xl);
    }

    .contact-cta h2 {
        font-size: 1.3rem;
    }

    .contact-cta p {
        font-size: 0.95rem;
    }

    .teklif-form {
        padding: var(--space-xl);
    }

    .floating-contact {
        right: 12px;
        bottom: 12px;
        gap: 8px;
    }

    .floating-contact-btn {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .section {
        padding: var(--space-2xl) 0;
    }

    .page-hero {
        padding: var(--space-xl) var(--space-sm) var(--space-lg);
    }

    .hero {
        min-height: 78vh;
    }

    .hero-title {
        font-size: clamp(1.7rem, 8.8vw, 2.1rem);
    }

    .page-title {
        font-size: clamp(1.65rem, 8vw, 2rem);
    }

    .page-subtitle,
    .section-desc {
        font-size: 0.96rem;
        line-height: 1.6;
    }

    .contact-card {
        padding: var(--space-md);
    }

    .contact-card h3 {
        font-size: 0.95rem;
    }

    .contact-card p {
        font-size: 0.9rem;
    }
}