/* ═══════════════════════════════════════════════════════════════════════
   ASYOLSAN — style.css
   Endüstriyel Kumlama & Boyama Web Sitesi
   ═══════════════════════════════════════════════════════════════════════ */

/* ── CSS DEĞİŞKENLERİ ────────────────────────────────────────────────── */
:root {
    /* Renkler */
    --primary:       #1A237E;   /* Koyu lacivert */
    --primary-dark:  #0D1654;
    --primary-light: #3949AB;
    --secondary:     #FF6B35;   /* Turuncu */
    --secondary-dark:#E55A25;
    --accent:        #FDB813;   /* Sarı */
    --dark:          #2C3E50;
    --light:         #F5F5F5;
    --white:         #FFFFFF;
    --text-dark:     #333333;
    --text-light:    #666666;
    --text-muted:    #94A3B8;
    --border:        #E2E8F0;
    --success:       #27AE60;
    --error:         #E74C3C;
    --bg-section:    #F8FAFC;

    /* Degradeler */
    --grad-primary:  linear-gradient(135deg, #1A237E, #3949AB);
    --grad-orange:   linear-gradient(135deg, #FF6B35, #FDB813);
    --grad-dark:     linear-gradient(135deg, #0D1654, #1A237E);
    --grad-hero:     linear-gradient(135deg, rgba(13,22,84,0.88) 0%, rgba(26,35,126,0.75) 100%);

    /* Tipografi */
    --font-heading:  'Poppins', sans-serif;
    --font-body:     'Roboto', sans-serif;

    /* Spacing */
    --sp-xs:   8px;
    --sp-sm:   16px;
    --sp-md:   24px;
    --sp-lg:   48px;
    --sp-xl:   64px;
    --sp-2xl:  96px;

    /* Transitions */
    --tr:      0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --tr-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Diğer */
    --radius:  10px;
    --radius-lg: 16px;
    --shadow:  0 4px 24px rgba(26, 35, 126, 0.08);
    --shadow-lg: 0 16px 48px rgba(26, 35, 126, 0.16);
    --nav-h:   80px;
}

/* ── SIFIRLA & TEMEL ─────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-section); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* Fokus erişilebilirlik */
:focus-visible { outline: 3px solid var(--secondary); outline-offset: 3px; }

/* ── YARDIMCI SINIFLAR ───────────────────────────────────────────────── */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section { padding: var(--sp-2xl) 0; }

.text-orange  { color: var(--secondary) !important; }
.text-white   { color: var(--white) !important; }
.text-muted   { color: var(--text-muted) !important; }
.text-center  { text-align: center; }
.text-gradient {
    background: var(--grad-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--secondary);
    margin-bottom: 12px;
}
.tag-light { color: var(--accent); }

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-light);
    max-width: 640px;
    line-height: 1.8;
}

.section-header {
    text-align: center;
    margin-bottom: var(--sp-lg);
}
.section-header .section-desc { margin: 0 auto; }

/* ── BUTONLAR ────────────────────────────────────────────────────────── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--secondary);
    color: var(--white);
    padding: 14px 32px;
    border-radius: var(--radius);
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--tr);
    border: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
}
.btn-primary:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(255,107,53,0.35);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: var(--white);
    padding: 13px 28px;
    border-radius: var(--radius);
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--tr);
    border: 2px solid rgba(255,255,255,0.6);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.12);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--primary);
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--tr);
    border: 2px solid var(--primary);
}
.btn-ghost:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-ghost-sm {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--white);
    padding: 8px 20px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--tr);
    border: 1.5px solid rgba(255,255,255,0.5);
    cursor: pointer;
    margin-top: 12px;
}
.btn-ghost-sm:hover { background: rgba(255,255,255,0.15); }

.btn-large { padding: 16px 40px; font-size: 16px; }
.section-cta { margin-top: var(--sp-lg); }

/* ── PRELOADER ───────────────────────────────────────────────────────── */
#preloader {
    position: fixed;
    inset: 0;
    background: var(--primary-dark);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.preloader-inner { text-align: center; }
.preloader-logo {
    margin-bottom: 16px;
}
.preloader-logo img {
    width: 220px;
    height: 220px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}
.preloader-text {
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 24px;
    font-family: var(--font-heading);
}
.preloader-bar {
    width: 200px;
    height: 3px;
    background: rgba(255,255,255,0.15);
    border-radius: 2px;
    margin: 0 auto;
    overflow: hidden;
}
.preloader-fill {
    height: 100%;
    background: var(--grad-orange);
    border-radius: 2px;
    animation: preload 1.5s ease forwards;
}
@keyframes preload { from { width: 0; } to { width: 100%; } }

/* ── BACK TO TOP ─────────────────────────────────────────────────────── */
#backToTop {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--secondary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    z-index: 800;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: var(--tr);
    box-shadow: 0 4px 16px rgba(255,107,53,0.4);
}
#backToTop.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
#backToTop:hover {
    background: var(--secondary-dark);
    transform: translateY(-3px);
}

/* ── NAVBAR ──────────────────────────────────────────────────────────── */
#navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: transparent;
    transition: background var(--tr), box-shadow var(--tr), padding var(--tr);
}
#navbar.scrolled {
    background: rgba(255,255,255,0.97);
    box-shadow: 0 2px 24px rgba(26,35,126,0.1);
    backdrop-filter: blur(12px);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-h);
}
#navbar.scrolled .nav-container { height: 64px; }

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.nav-logo img {
    width: 130px;
    height: 130px;
    object-fit: contain;
    transition: var(--tr);
}
#navbar.scrolled .nav-logo img { width: 100px; height: 100px; }

.nav-logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.nav-brand {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.3px;
    transition: color var(--tr);
}
#navbar.scrolled .nav-brand { color: var(--primary); }

.nav-tagline {
    font-size: 10px;
    font-weight: 500;
    color: rgba(255,255,255,0.7);
    letter-spacing: 0.5px;
    transition: color var(--tr);
}
#navbar.scrolled .nav-tagline { color: var(--text-light); }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}
.nav-link {
    display: block;
    padding: 8px 14px;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: 7px;
    transition: var(--tr);
    position: relative;
}
#navbar.scrolled .nav-link { color: var(--text-dark); }
.nav-link:hover { color: var(--white); background: rgba(255,255,255,0.12); }
#navbar.scrolled .nav-link:hover { color: var(--primary); background: rgba(26,35,126,0.07); }
.nav-link.active { color: var(--white); font-weight: 700; }
#navbar.scrolled .nav-link.active { color: var(--primary); }

.nav-cta-btn {
    background: var(--secondary);
    color: var(--white) !important;
    border-radius: var(--radius);
    padding: 9px 20px !important;
    font-weight: 600;
}
.nav-cta-btn:hover {
    background: var(--secondary-dark) !important;
    color: var(--white) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(255,107,53,0.3);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 6px;
}
.hamburger span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--tr);
}
#navbar.scrolled .hamburger span { background: var(--primary); }
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobil Menü */
.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--white);
    border-top: 3px solid var(--secondary);
    padding: 1rem 2rem 1.5rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}
.mobile-menu.open { display: flex; }
.mobile-link {
    display: block;
    padding: 13px 0;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border-bottom: 1px solid var(--border);
    transition: color var(--tr);
}
.mobile-link:hover { color: var(--secondary); }
.mobile-link:last-child { border-bottom: none; }
.mobile-cta {
    margin-top: 12px;
    background: var(--secondary);
    color: var(--white) !important;
    text-align: center;
    border-radius: var(--radius);
    font-weight: 700;
    border-bottom: none !important;
    padding: 13px 0 !important;
}
.mobile-cta:hover { background: var(--secondary-dark) !important; }

/* ── HERO ────────────────────────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: var(--nav-h);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--grad-dark);
    background-image: url('../images/kumlama/kumlama-main.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--grad-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 4rem 2rem 2rem;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(253,184,19,0.15);
    color: var(--accent);
    border: 1px solid rgba(253,184,19,0.3);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 1.2rem;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

/* Scroll indicator */
.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.5);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 1rem;
}
.scroll-mouse {
    width: 24px;
    height: 36px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 12px;
    position: relative;
    display: flex;
    justify-content: center;
    padding-top: 5px;
}
.scroll-wheel {
    width: 4px;
    height: 8px;
    background: rgba(255,255,255,0.6);
    border-radius: 2px;
    animation: scrollAnim 2s ease infinite;
}
@keyframes scrollAnim {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

/* Hero Stats */
.hero-stats {
    position: relative;
    z-index: 2;
    display: flex;
    gap: 0;
    background: rgba(255,255,255,0.05);
    border-top: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(8px);
    width: 100%;
    max-width: 900px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    margin-top: auto;
}

.hero-stat {
    flex: 1;
    text-align: center;
    padding: 1.8rem 1rem;
    border-right: 1px solid rgba(255,255,255,0.1);
    transition: var(--tr);
}
.hero-stat:last-child { border-right: none; }
.hero-stat:hover { background: rgba(255,255,255,0.06); }
.hero-stat > i {
    font-size: 1.4rem;
    color: var(--accent);
    margin-bottom: 8px;
    display: block;
}
.stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 6px;
}
.stat-suffix { font-size: 1.4rem; color: var(--secondary); }
.hero-stat > p {
    font-size: 11.5px;
    color: rgba(255,255,255,0.55);
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* ── HAKKIMIZDA ──────────────────────────────────────────────────────── */
.section-about { background: var(--white); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: center;
    margin-bottom: var(--sp-2xl);
}

.about-img-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: visible;
}
.about-img-wrapper img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    display: block;
    box-shadow: var(--shadow-lg);
}
.about-decor {
    position: absolute;
    top: -16px; left: -16px; right: 16px; bottom: 16px;
    border: 3px solid var(--primary);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.2;
}

.about-badge {
    position: absolute;
    bottom: 24px;
    right: -20px;
    background: var(--secondary);
    color: var(--white);
    padding: 16px 20px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 8px 24px rgba(255,107,53,0.35);
    font-family: var(--font-heading);
}
.about-badge i { font-size: 1.5rem; }
.about-badge strong { font-size: 1.4rem; font-weight: 800; display: block; line-height: 1; }
.about-badge span { font-size: 11px; opacity: 0.85; }

.about-text .section-title { color: var(--primary); }
.about-text p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 15px;
    line-height: 1.85;
}

.about-features { margin: 1.5rem 0; }
.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-dark);
}
.feature-item i { font-size: 16px; flex-shrink: 0; }

.about-btns { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }

/* Neden Asyolsan */
.why-section { padding-top: var(--sp-lg); border-top: 1px solid var(--border); }
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
}
.why-card {
    background: var(--white);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: var(--tr);
    position: relative;
    overflow: hidden;
}
.why-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--grad-orange);
    transform: scaleX(0);
    transition: transform var(--tr);
}
.why-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.why-card:hover::before { transform: scaleX(1); }

.why-icon {
    width: 64px;
    height: 64px;
    background: rgba(26,35,126,0.07);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.2rem;
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--tr);
}
.why-card:hover .why-icon {
    background: var(--secondary);
    color: var(--white);
    transform: rotate(360deg) scale(1.1);
}
.why-card h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.7rem;
}
.why-card p { font-size: 13.5px; color: var(--text-light); line-height: 1.7; }

/* ── SECTION DARK (Kumlama & Kalite) ───────────────────────────────── */
.section-dark {
    background: var(--grad-dark);
    background-image: linear-gradient(135deg, #0D1654 0%, #1A237E 100%);
    position: relative;
}
.section-dark::before {
    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='%23ffffff' fill-opacity='0.02'%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");
    pointer-events: none;
}

/* ── SERVİS GENEL ────────────────────────────────────────────────────── */
.service-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-bottom: var(--sp-lg);
}
.service-intro-grid.reverse { direction: rtl; }
.service-intro-grid.reverse > * { direction: ltr; }

.service-intro-text h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.section-dark .service-intro-text h3 { color: var(--white); }
.section-light .service-intro-text h3 { color: var(--primary); }

.service-intro-text p {
    font-size: 15px;
    line-height: 1.85;
    margin-bottom: 1rem;
}
.section-dark .service-intro-text p { color: rgba(255,255,255,0.75); }
.section-light .service-intro-text p { color: var(--text-light); }

/* Görsel Grid */
.svc-img-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 10px;
}
.svc-img-grid .img-main {
    grid-column: span 2;
    width: 100%;
    height: 260px;
    object-fit: cover;
    border-radius: var(--radius);
    transition: transform var(--tr-slow);
}
.svc-img-grid .img-main:hover { transform: scale(1.02); }

.svc-img-grid .img-sec {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: var(--radius);
    transition: transform var(--tr-slow);
}
.svc-img-grid .img-sec:hover { transform: scale(1.04); }

/* Standartlar Kutusu */
.standards-box {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-top: 1.5rem;
}
.section-light .standards-box {
    background: var(--bg-section);
    border-color: var(--border);
}
.standards-box h4 {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}
.section-light .standards-box h4 { color: var(--primary); }
.standards-grid { display: flex; flex-direction: column; gap: 10px; }
.standard-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.std-code {
    background: var(--secondary);
    color: var(--white);
    padding: 4px 10px;
    border-radius: 5px;
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
    flex-shrink: 0;
}
.standard-item strong {
    font-size: 13px;
    color: var(--white);
    display: block;
    margin-bottom: 2px;
}
.section-light .standard-item strong { color: var(--text-dark); }
.standard-item small { font-size: 12px; color: rgba(255,255,255,0.5); }
.section-light .standard-item small { color: var(--text-muted); }

/* ── UYGULAMA ALANLARI ───────────────────────────────────────────────── */
.areas-section { margin: var(--sp-lg) 0; }
.areas-section h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}
.areas-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
}
.area-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 1.5rem 0.8rem;
    text-align: center;
    transition: var(--tr);
    cursor: default;
}
.area-card:hover {
    background: rgba(255,107,53,0.15);
    border-color: var(--secondary);
    transform: translateY(-4px);
}
.area-card i {
    display: block;
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 10px;
}
.area-card span { font-size: 12px; color: rgba(255,255,255,0.75); font-weight: 500; }

/* ── TİMELINE ────────────────────────────────────────────────────────── */
.process-section { margin: var(--sp-lg) 0; }
.process-section > h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.timeline { position: relative; display: flex; flex-direction: column; gap: 0; }
.timeline::before {
    content: '';
    position: absolute;
    left: 27px;
    top: 0; bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--secondary), rgba(255,107,53,0.1));
}

.timeline-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 0 0 2rem 0;
    position: relative;
}
.tl-num {
    width: 56px;
    height: 56px;
    background: var(--secondary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 800;
    flex-shrink: 0;
    border: 3px solid var(--primary-dark);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.2);
    z-index: 1;
    position: relative;
}
.tl-content {
    flex: 1;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 1.2rem 1.5rem;
    margin-top: 6px;
}
.tl-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: rgba(253,184,19,0.12);
    border-radius: 8px;
    color: var(--accent);
    font-size: 14px;
    margin-bottom: 8px;
}
.tl-content h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 6px;
}
.tl-content p { font-size: 13.5px; color: rgba(255,255,255,0.65); line-height: 1.7; }

/* ── AVANTAJLAR ──────────────────────────────────────────────────────── */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
    margin: var(--sp-lg) 0;
}
.adv-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 1.2rem;
    transition: var(--tr);
}
.adv-item:hover { background: rgba(255,107,53,0.08); border-color: rgba(255,107,53,0.2); }
.adv-item > i { font-size: 1.5rem; flex-shrink: 0; margin-top: 2px; }
.adv-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
}
.adv-item p { font-size: 12.5px; color: rgba(255,255,255,0.55); line-height: 1.5; }

/* ── SECTION LIGHT (Boyama) ─────────────────────────────────────────── */
.section-light { background: var(--bg-section); }
.section-light .section-title { color: var(--primary); }

/* Boya Sistemleri */
.paint-systems { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 10px; }
.paint-sys-item {
    background: var(--white);
    border: 1.5px solid var(--border);
    border-left: 4px solid var(--secondary);
    border-radius: var(--radius);
    padding: 1rem 1.2rem;
    transition: var(--tr);
}
.paint-sys-item:hover { box-shadow: var(--shadow); transform: translateX(4px); }
.ps-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}
.ps-header strong {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
}
.paint-sys-item p { font-size: 13px; color: var(--text-light); line-height: 1.6; }

/* Korozyon */
.corrosion-section { margin: var(--sp-lg) 0; }
.corrosion-section h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
}
.corrosion-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
}
.cor-card {
    border-radius: var(--radius);
    padding: 1.5rem 1rem;
    text-align: center;
    transition: var(--tr);
    border: 2px solid transparent;
}
.cor-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.cor-badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 8px;
}
.cor-card strong { display: block; font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.cor-card p { font-size: 12px; line-height: 1.5; }

.cor-c1 { background: #e8f5e9; } .cor-c1 .cor-badge { color: #2e7d32; }
.cor-c2 { background: #fff8e1; } .cor-c2 .cor-badge { color: #f57f17; }
.cor-c3 { background: #fff3e0; } .cor-c3 .cor-badge { color: #e65100; }
.cor-c4 { background: #fce4ec; } .cor-c4 .cor-badge { color: #c62828; }
.cor-c5 { background: #efebe9; } .cor-c5 .cor-badge { color: #4e342e; }

/* Boyama ekstralar */
.painting-extras {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 1.5rem;
    margin: var(--sp-lg) 0;
}
.methods-box, .eco-box, .ral-box {
    background: var(--white);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}
.methods-box h4, .eco-box h4, .ral-box h4 {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}
.method-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.method-card {
    background: var(--bg-section);
    border-radius: 8px;
    padding: 12px;
    text-align: center;
    transition: var(--tr);
}
.method-card:hover { background: rgba(26,35,126,0.06); }
.method-card i { display: block; color: var(--primary); font-size: 1.2rem; margin-bottom: 6px; }
.method-card strong { display: block; font-size: 12px; font-weight: 700; color: var(--text-dark); margin-bottom: 3px; }
.method-card small { font-size: 11px; color: var(--text-muted); }

.eco-box ul, .ral-box ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.eco-box li, .ral-box li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13.5px;
    color: var(--text-dark);
}
.eco-box li i { color: var(--success); font-size: 12px; }
.ral-box li i { color: var(--secondary); font-size: 12px; }

/* ── KALİTE KONTROL (section-quality = dark) ────────────────────────── */
.section-quality {
    background: linear-gradient(160deg, #0D1654 0%, #1A237E 60%, #1A237E 100%);
    position: relative;
}
.section-quality::before {
    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='%23ffffff' fill-opacity='0.02'%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");
    pointer-events: none;
}

.quality-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
    margin-bottom: var(--sp-lg);
}
.quality-text h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.quality-text p { font-size: 15px; color: rgba(255,255,255,0.75); line-height: 1.85; margin-bottom: 1rem; }

/* Progress Bars */
.quality-progress { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 16px; }
.prog-item {}
.prog-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
    font-size: 13px;
    color: rgba(255,255,255,0.75);
    font-weight: 500;
}
.prog-val { color: var(--accent); font-weight: 700; }
.prog-bar {
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    overflow: hidden;
}
.prog-fill {
    height: 100%;
    background: var(--grad-orange);
    border-radius: 3px;
    width: 0;
    transition: width 1.2s ease;
}

/* Test Yöntemleri */
.test-methods { margin: var(--sp-lg) 0; }
.test-methods > h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 2rem;
}
.test-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.test-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 1.8rem 1.5rem;
    transition: var(--tr);
}
.test-card:hover {
    background: rgba(255,107,53,0.08);
    border-color: rgba(255,107,53,0.2);
    transform: translateY(-4px);
}
.test-icon {
    width: 52px;
    height: 52px;
    background: rgba(253,184,19,0.12);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}
.test-card h4 {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}
.test-card p { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.7; }

/* Standart Rozetler */
.std-badges-section { margin: var(--sp-lg) 0; }
.std-badges-section > h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}
.std-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}
.std-badge {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 1.2rem 1.8rem;
    text-align: center;
    min-width: 160px;
    transition: var(--tr);
}
.std-badge:hover {
    background: rgba(253,184,19,0.1);
    border-color: var(--accent);
    transform: translateY(-3px);
}
.std-badge i { display: block; font-size: 1.4rem; color: var(--accent); margin-bottom: 8px; }
.std-badge strong { display: block; font-family: var(--font-heading); font-size: 1.1rem; font-weight: 800; color: var(--white); margin-bottom: 4px; }
.std-badge span { font-size: 11.5px; color: rgba(255,255,255,0.5); }

/* Döküman */
.doc-section { margin: var(--sp-lg) 0; }
.doc-section > h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}
.doc-grid {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}
.doc-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
    transition: var(--tr);
}
.doc-item:hover { background: rgba(255,107,53,0.08); border-color: rgba(255,107,53,0.2); }
.doc-item i { font-size: 1.2rem; }

/* ── İLETİŞİM ────────────────────────────────────────────────────────── */
.section-contact {
    background: linear-gradient(135deg, #0D1654 0%, #1A237E 100%);
    position: relative;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 3rem;
    margin-top: 3rem;
}

/* İletişim Bilgileri */
.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.cinfo-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 1.2rem 1.5rem;
    transition: var(--tr);
}
.cinfo-card:hover { background: rgba(255,255,255,0.08); }
.cinfo-icon {
    width: 44px;
    height: 44px;
    background: rgba(253,184,19,0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.1rem;
    flex-shrink: 0;
}
.cinfo-card h4 {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
    margin-bottom: 4px;
    font-family: var(--font-heading);
}
.cinfo-card a, .cinfo-card p {
    font-size: 14px;
    color: var(--white);
    text-decoration: none;
    transition: color var(--tr);
}
.cinfo-card a:hover { color: var(--accent); }

/* Sosyal */
.social-links { display: flex; gap: 10px; margin-top: 0.5rem; }
.social-link {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 16px;
    transition: var(--tr);
}
.social-link:hover {
    background: var(--secondary);
    border-color: var(--secondary);
    color: var(--white);
    transform: translateY(-3px);
}

/* Harita Placeholder */
.map-placeholder {
    background: rgba(255,255,255,0.03);
    border: 1px dashed rgba(255,255,255,0.15);
    border-radius: var(--radius);
    height: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 0.5rem;
    color: rgba(255,255,255,0.3);
}
.map-placeholder i { font-size: 2rem; }
.map-placeholder p { font-size: 13px; text-align: center; }
.map-placeholder small { font-size: 11px; color: rgba(255,255,255,0.2); text-align: center; }

/* ── FORM ────────────────────────────────────────────────────────────── */
.contact-form-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}
.contact-form-card h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 6px;
}
.form-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.form-group { margin-bottom: 1.2rem; }
.form-group label {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 7px;
    font-family: var(--font-heading);
}
.form-group label i { color: var(--secondary); font-size: 11px; }

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--text-dark);
    background: var(--white);
    transition: border-color var(--tr), box-shadow var(--tr);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.1);
}
.form-group input.error,
.form-group textarea.error,
.form-group select.error { border-color: var(--error); }
.form-group textarea { height: 130px; resize: vertical; }

.select-wrapper { position: relative; }
.select-wrapper select { padding-right: 36px; cursor: pointer; }
.select-wrapper > i {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 12px;
    pointer-events: none;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.field-error {
    display: block;
    font-size: 12px;
    color: var(--error);
    margin-top: 5px;
    min-height: 16px;
    font-weight: 500;
}

.char-counter {
    margin-left: auto;
    font-size: 11px;
    font-weight: 400;
    color: var(--text-muted);
    text-transform: none;
    letter-spacing: 0;
}

/* Submit Butonu */
.btn-form {
    width: 100%;
    background: var(--grad-orange);
    color: var(--white);
    border: none;
    padding: 16px;
    border-radius: var(--radius);
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--tr);
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.btn-form:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,107,53,0.35); }
.btn-form:disabled { opacity: 0.7; cursor: not-allowed; transform: none; }
.btn-loading { display: none; align-items: center; gap: 8px; }

/* Form Mesajları */
.form-success, .form-error-msg {
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    margin-top: 1rem;
}
.form-success {
    background: rgba(39,174,96,0.08);
    border: 1.5px solid rgba(39,174,96,0.25);
}
.form-success i { font-size: 2.5rem; color: var(--success); margin-bottom: 12px; display: block; }
.form-success h4 { font-family: var(--font-heading); font-size: 1.1rem; color: var(--success); margin-bottom: 8px; }
.form-success p { font-size: 13.5px; color: var(--text-dark); }

.form-error-msg {
    background: rgba(231,76,60,0.08);
    border: 1.5px solid rgba(231,76,60,0.2);
}
.form-error-msg i { font-size: 2.5rem; color: var(--error); margin-bottom: 12px; display: block; }
.form-error-msg h4 { font-family: var(--font-heading); font-size: 1.1rem; color: var(--error); margin-bottom: 8px; }
.form-error-msg p { font-size: 13.5px; color: var(--text-dark); }
.form-error-msg a { color: var(--secondary); }

/* ── FOOTER ──────────────────────────────────────────────────────────── */
footer {
    background: #0A1240;
    padding: 4rem 0 0;
    position: relative;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.07);
}
.footer-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
    margin-bottom: 1rem;
}
.footer-brand p {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    line-height: 1.75;
    margin-bottom: 1.5rem;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
    width: 40px; height: 40px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    font-size: 15px;
    text-decoration: none;
    transition: var(--tr);
}
.footer-social a:hover { background: var(--secondary); border-color: var(--secondary); color: var(--white); }

.footer-links h4, .footer-contact-info h4 {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1.2rem;
}
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 14px;
    transition: var(--tr);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.footer-links a::before { content: '→'; opacity: 0; transition: var(--tr); }
.footer-links a:hover { color: var(--accent); }
.footer-links a:hover::before { opacity: 1; }

.footer-contact-info { display: flex; flex-direction: column; gap: 12px; }
.footer-cinfo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: rgba(255,255,255,0.5);
}
.footer-cinfo i { color: var(--accent); width: 16px; flex-shrink: 0; }
.footer-cinfo a { color: rgba(255,255,255,0.5); text-decoration: none; transition: color var(--tr); }
.footer-cinfo a:hover { color: var(--accent); }

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    font-size: 13px;
    color: rgba(255,255,255,0.3);
}
.footer-bottom strong { color: rgba(255,255,255,0.6); }
.footer-slogan { font-style: italic; }

/* ── RESPONSİVE ──────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
    .about-grid      { grid-template-columns: 1fr; gap: 2.5rem; }
    .about-image     { display: none; } /* büyük görsel tablette gizle */
    .why-grid        { grid-template-columns: repeat(2, 1fr); }
    .service-intro-grid { grid-template-columns: 1fr; }
    .service-intro-grid.reverse { direction: ltr; }
    .quality-intro-grid { grid-template-columns: 1fr; }
    .areas-grid      { grid-template-columns: repeat(3, 1fr); }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .corrosion-grid  { grid-template-columns: repeat(3, 1fr); }
    .painting-extras { grid-template-columns: 1fr; }
    .test-grid       { grid-template-columns: repeat(2, 1fr); }
    .contact-grid    { grid-template-columns: 1fr; }
    .footer-grid     { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    :root { --sp-2xl: 64px; }
    .container { padding: 0 1.25rem; }
    .nav-menu  { display: none; }
    .hamburger { display: flex; }

    .hero-title  { font-size: clamp(2.2rem, 8vw, 3rem); }
    .hero-stats  { flex-wrap: wrap; justify-content: center; }
    .hero-stat   { min-width: 50%; border-bottom: 1px solid rgba(255,255,255,0.08); }
    .hero-stat:nth-child(odd)  { border-right: 1px solid rgba(255,255,255,0.08); }

    .about-badge { right: 0; bottom: 16px; }
    .why-grid    { grid-template-columns: 1fr; }
    .areas-grid  { grid-template-columns: repeat(2, 1fr); }
    .advantages-grid  { grid-template-columns: 1fr; }
    .corrosion-grid   { grid-template-columns: repeat(2, 1fr); }
    .test-grid        { grid-template-columns: 1fr; }
    .footer-grid      { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom    { flex-direction: column; gap: 8px; text-align: center; }
    .form-row         { grid-template-columns: 1fr; }
    .svc-img-grid .img-main { height: 200px; }
    .svc-img-grid .img-sec  { height: 130px; }
}

@media (max-width: 480px) {
    .hero-btns { flex-direction: column; align-items: center; }
    .about-btns { flex-direction: column; }
    .areas-grid { grid-template-columns: repeat(2, 1fr); }
    .corrosion-grid { grid-template-columns: 1fr 1fr; }
    .std-badges { gap: 0.75rem; }
    .std-badge  { min-width: 130px; }
    .doc-grid   { flex-direction: column; }
}

/* ── FADE-IN YARDIMCI (AOS ek desteği) ──────────────────────────────── */
[data-aos] { pointer-events: none; }
[data-aos].aos-animate { pointer-events: auto; }