/* =====================================================================
   ENG OTO KAPORTA — Ana Stil
   KOD16 Tasarım Dili (lacivert/antrasit · keskin köşeler · ince çerçeve)
   + Emil Kowalski hareket prensipleri (150–300ms · ease-out · transform/opacity)
   ===================================================================== */

/* ---------- Hareket token'ları (Emil Kowalski §2) ---------- */
:root {
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Renk paleti — kurumsal tonlar (KOD16 1.4 §3) */
    --navy: #0f172a;
    --slate-900: #0f172a;
    --slate-800: #1e293b;
    --slate-700: #334155;
    --slate-600: #475569;
    --slate-500: #64748b;
    --slate-400: #94a3b8;
    --slate-300: #cbd5e1;
    --slate-200: #e2e8f0;
    --slate-100: #f1f5f9;
    --slate-50:  #f8fafc;
    --white: #ffffff;

    /* Vurgu yalnızca CTA'larda (KOD16 1.4 §3) */
    --accent: #f59e0b;
    --accent-600: #d97706;
    --accent-700: #b45309;

    --border: #e2e8f0;
    --border-dark: #334155;
    --radius: 3px;            /* KOD16: 0–4px */
    --radius-lg: 4px;

    --container: 1200px;
    --gap: clamp(1.25rem, 3vw, 2.5rem);

    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-head: 'Montserrat', var(--font-body);

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
    --shadow: 0 8px 30px rgba(15, 23, 42, .08);
}

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    color: var(--slate-700);
    background: var(--white);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}
img, picture, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }

/* ---------- Tipografi (KOD16 1.4 §1: harf boşluğu, geometrik) ---------- */
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--slate-900); line-height: 1.15; font-weight: 700; letter-spacing: -0.01em; }
.section-title { font-size: clamp(1.6rem, 3.4vw, 2.4rem); letter-spacing: -0.02em; }
.eyebrow {
    display: inline-block; font-family: var(--font-head); font-weight: 700;
    font-size: .78rem; letter-spacing: .14em; text-transform: uppercase;
    color: var(--accent-600); margin-bottom: .85rem;
}
.eyebrow--light { color: var(--accent); }

.skip-link {
    position: absolute; left: -9999px; top: 0; background: var(--navy); color: #fff;
    padding: 10px 16px; z-index: 1000;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---------- Butonlar (KOD16 1.4 §2: keskin, dolgu değişimi) ---------- */
.btn {
    --btn-bg: var(--navy); --btn-fg: #fff; --btn-bd: var(--navy);
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    font-family: var(--font-head); font-weight: 600; font-size: .95rem; letter-spacing: .01em;
    padding: .8rem 1.5rem; border-radius: var(--radius); border: 1px solid var(--btn-bd);
    background: var(--btn-bg); color: var(--btn-fg);
    transition: background-color 180ms var(--ease-out), border-color 180ms var(--ease-out),
                color 180ms var(--ease-out), transform 180ms var(--ease-out);
    will-change: transform;
}
.btn:active { transform: translateY(1px); }
.btn .icon { transition: transform 180ms var(--ease-out); }
.btn:hover .icon { transform: translateX(3px); }

.btn-accent { --btn-bg: var(--accent); --btn-fg: var(--navy); --btn-bd: var(--accent); }
.btn-accent:hover { --btn-bg: var(--accent-600); --btn-bd: var(--accent-600); color: #fff; }
.btn-dark:hover { --btn-bg: var(--slate-800); }
.btn-light { --btn-bg: #fff; --btn-fg: var(--navy); --btn-bd: #fff; }
.btn-light:hover { --btn-bg: var(--slate-100); }
.btn-outline { --btn-bg: transparent; --btn-fg: var(--slate-900); --btn-bd: var(--slate-300); }
.btn-outline:hover { --btn-bd: var(--slate-900); --btn-bg: var(--slate-900); --btn-fg: #fff; }
.btn-sm { padding: .55rem 1rem; font-size: .88rem; }
.btn-lg { padding: 1rem 1.9rem; font-size: 1.02rem; }
.btn-block { display: flex; width: 100%; }

/* ---------- Header / Nav ---------- */
.site-header {
    position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92);
    backdrop-filter: saturate(140%) blur(6px); border-bottom: 1px solid var(--border);
    transition: box-shadow 200ms var(--ease-out), background-color 200ms var(--ease-out);
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; gap: 1.5rem; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: .65rem; }
.brand-logo { height: 54px; width: auto; border-radius: 3px; display: block; }
.brand-logo--footer { height: 66px; }
.brand-mark {
    display: grid; place-items: center; width: 42px; height: 42px;
    background: var(--navy); color: var(--accent); border-radius: var(--radius);
}
.brand-text { display: flex; flex-direction: column; line-height: 1; font-family: var(--font-head); }
.brand-text strong { font-size: 1.15rem; letter-spacing: .04em; color: var(--slate-900); }
.brand-text span { font-size: .62rem; letter-spacing: .22em; color: var(--slate-500); margin-top: 3px; }

.main-nav { display: flex; align-items: center; gap: .3rem; margin-left: auto; }
.main-nav a {
    position: relative; font-family: var(--font-head); font-weight: 600; font-size: .92rem;
    color: var(--slate-700); padding: .5rem .85rem; border-radius: var(--radius);
    transition: color 160ms var(--ease-out), background-color 160ms var(--ease-out);
}
.main-nav a::after {
    content: ''; position: absolute; left: .85rem; right: .85rem; bottom: .25rem; height: 2px;
    background: var(--accent); transform: scaleX(0); transform-origin: left;
    transition: transform 200ms var(--ease-out);
}
.main-nav a:hover { color: var(--slate-900); }
.main-nav a.is-active { color: var(--slate-900); }
.main-nav a.is-active::after { transform: scaleX(1); }

.header-cta { display: flex; align-items: center; gap: 1rem; }
.header-phone { display: inline-flex; align-items: center; gap: .45rem; font-weight: 600; font-size: .9rem; color: var(--slate-800); }
.header-phone .icon { color: var(--accent-600); }
.header-phone:hover { color: var(--accent-600); }

.nav-toggle { display: none; color: var(--slate-900); padding: 6px; border-radius: var(--radius); }

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--navy); color: var(--slate-200); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(15,23,42,.97) 0%, rgba(15,23,42,.92) 38%, rgba(15,23,42,.72) 70%, rgba(15,23,42,.55) 100%);
}
.hero-grid {
    position: absolute; inset: 0;
    background-image: linear-gradient(rgba(148,163,184,.07) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(148,163,184,.07) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(120% 90% at 80% 0%, #000 30%, transparent 75%);
}
.hero-glow {
    position: absolute; top: -20%; right: -10%; width: 60vw; height: 60vw; max-width: 720px; max-height: 720px;
    background: radial-gradient(circle, rgba(245,158,11,.18), transparent 60%);
    filter: blur(10px);
}
.hero-inner {
    position: relative; display: grid; grid-template-columns: 1.25fr .85fr; gap: var(--gap);
    align-items: center; padding-block: clamp(3.5rem, 8vw, 6.5rem);
}
.hero-eyebrow {
    display: inline-flex; align-items: center; gap: .5rem; color: var(--accent);
    font-weight: 600; font-size: .85rem; letter-spacing: .04em;
    border: 1px solid rgba(245,158,11,.3); padding: .4rem .85rem; border-radius: var(--radius);
    background: rgba(245,158,11,.06);
}
.hero-title {
    color: #fff; font-size: clamp(2.1rem, 5.5vw, 3.9rem); letter-spacing: -0.02em; line-height: 1.06;
    margin: 1.1rem 0; font-weight: 800;
}
.accent-text { color: var(--accent); }
.hero-lead { color: var(--slate-300); font-size: clamp(1rem, 1.6vw, 1.18rem); max-width: 44ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2rem; }
.hero-actions .btn-outline { --btn-fg: #fff; --btn-bd: rgba(255,255,255,.35); }
.hero-actions .btn-outline:hover { --btn-bg: #fff; --btn-fg: var(--navy); --btn-bd: #fff; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-top: 2rem; }
.hero-trust li { display: inline-flex; align-items: center; gap: .45rem; font-size: .9rem; color: var(--slate-300); }
.hero-trust .icon { color: var(--accent); }

.hero-card {
    background: var(--slate-800); border: 1px solid var(--border-dark); border-radius: var(--radius-lg);
    padding: 1.6rem; box-shadow: var(--shadow);
}
.hero-card-head { display: flex; align-items: center; gap: .55rem; font-family: var(--font-head); font-weight: 700; color: #fff; letter-spacing: .03em; }
.pulse-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 rgba(245,158,11,.6); animation: pulse 2s var(--ease-out) infinite; }
.hero-card-list { margin: 1.2rem 0; display: grid; gap: .2rem; }
.hero-card-list li { display: flex; align-items: center; justify-content: space-between; padding: .65rem 0; border-bottom: 1px solid var(--border-dark); }
.hero-card-list li:last-child { border-bottom: none; }
.hero-card-list span { display: inline-flex; align-items: center; gap: .6rem; color: var(--slate-200); font-size: .92rem; }
.hero-card-list .icon { color: var(--accent); }
.hero-card-list b { color: var(--accent); letter-spacing: .05em; font-size: .8rem; }
.hero-card-foot { margin-top: 1rem; font-size: .82rem; color: var(--slate-400); text-align: center; }
.hero-card-foot strong { color: #fff; }

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(245,158,11,.5); }
    70% { box-shadow: 0 0 0 10px rgba(245,158,11,0); }
    100% { box-shadow: 0 0 0 0 rgba(245,158,11,0); }
}

/* ---------- İstatistik ---------- */
.stats { background: var(--slate-900); border-top: 1px solid var(--border-dark); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; padding: 2.2rem 1rem; border-right: 1px solid var(--border-dark); }
.stat:last-child { border-right: none; }
.stat-num { font-family: var(--font-head); font-weight: 800; font-size: clamp(1.8rem, 4vw, 2.8rem); color: #fff; letter-spacing: -0.02em; }
.stat-suffix { font-family: var(--font-head); font-weight: 800; font-size: clamp(1.4rem, 3vw, 2rem); color: var(--accent); }
.stat p { margin-top: .35rem; color: var(--slate-400); font-size: .85rem; letter-spacing: .03em; }

/* ---------- Sections ---------- */
.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section--alt { background: var(--slate-50); border-block: 1px solid var(--border); }
.section-head { max-width: 640px; margin: 0 auto clamp(2rem, 5vw, 3.25rem); text-align: center; }
.section-sub { color: var(--slate-500); margin-top: .85rem; font-size: 1.04rem; }
.section-foot { text-align: center; margin-top: 2.5rem; }

/* ---------- Kartlar ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card {
    display: flex; flex-direction: column; align-items: flex-start;
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 1.85rem;
    transition: transform 200ms var(--ease-out), border-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
    will-change: transform;
}
.card:hover { transform: translateY(-4px); border-color: var(--slate-300); box-shadow: var(--shadow); }
/* Servis kartı görseli (kart kenarlarına taşan, üstte) */
.card-media {
    display: block; align-self: stretch; margin: -1.85rem -1.85rem 1.3rem; overflow: hidden;
    aspect-ratio: 16 / 10; background: var(--slate-200); border-bottom: 1px solid var(--border);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 450ms var(--ease-out); }
.service-card:hover .card-media img { transform: scale(1.05); }
.card-icon {
    display: grid; place-items: center; width: 54px; height: 54px; margin-bottom: 1.15rem;
    color: var(--navy); background: var(--slate-100); border: 1px solid var(--border); border-radius: var(--radius);
    transition: background-color 200ms var(--ease-out), color 200ms var(--ease-out);
}
.service-card:hover .card-icon { background: var(--navy); color: var(--accent); }
.card-title { font-size: 1.18rem; margin-bottom: .55rem; }
.card-text { color: var(--slate-500); font-size: .96rem; flex: 1; }
.card-link {
    display: inline-flex; align-items: center; gap: .4rem; margin-top: 1.15rem;
    font-family: var(--font-head); font-weight: 600; font-size: .9rem; color: var(--accent-600);
}
.card-link .icon { transition: transform 180ms var(--ease-out); }
.service-card:hover .card-link .icon { transform: translateX(4px); }

/* ---------- Öncesi / Sonrası ---------- */
.ba-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.ba-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.ba-compare { position: relative; aspect-ratio: 4 / 3; overflow: hidden; user-select: none; touch-action: none; background: var(--slate-200); --pos: 50%; }
.ba-compare img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
/* Öncesi görseli, sol [0..pos] aralığında görünür (clip-path ile — ezilme olmaz) */
.ba-before { clip-path: inset(0 calc(100% - var(--pos)) 0 0); }
.ba-handle {
    position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; background: #fff; transform: translateX(-50%);
    pointer-events: none;
}
.ba-handle i {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 38px; height: 38px; border-radius: 50%; background: #fff; border: 1px solid var(--slate-300);
    box-shadow: var(--shadow-sm);
}
.ba-handle i::before, .ba-handle i::after {
    content: ''; position: absolute; top: 50%; width: 0; height: 0; border: 5px solid transparent;
}
.ba-handle i::before { left: 7px; transform: translateY(-50%); border-right-color: var(--slate-600); }
.ba-handle i::after { right: 7px; transform: translateY(-50%); border-left-color: var(--slate-600); }
.ba-range { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.ba-tag {
    position: absolute; bottom: 10px; font-size: .68rem; font-weight: 700; letter-spacing: .1em;
    padding: .25rem .55rem; border-radius: var(--radius); background: rgba(15,23,42,.78); color: #fff;
}
.ba-tag--before { left: 10px; }
.ba-tag--after { right: 10px; background: var(--accent); color: var(--navy); }
.ba-card figcaption { padding: .95rem 1.15rem; font-family: var(--font-head); font-weight: 600; color: var(--slate-900); display: flex; justify-content: space-between; align-items: center; }
.ba-card figcaption small { font-weight: 500; color: var(--slate-500); font-family: var(--font-body); }

/* ---------- Süreç ---------- */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.process-step { position: relative; padding: 1.75rem; border: 1px solid var(--border); border-radius: var(--radius-lg); background: #fff; }
.process-num {
    position: absolute; top: 1.25rem; right: 1.25rem; font-family: var(--font-head); font-weight: 800;
    font-size: 2.2rem; color: var(--slate-100); line-height: 1;
}
.process-icon { display: grid; place-items: center; width: 50px; height: 50px; color: var(--accent-600); background: var(--slate-100); border-radius: var(--radius); margin-bottom: 1rem; }
.process-step h3 { font-size: 1.1rem; margin-bottom: .45rem; }
.process-step p { color: var(--slate-500); font-size: .92rem; }

/* ---------- Neden Biz (dark) ---------- */
.section--dark { background: var(--navy); color: var(--slate-300); }
.section-title--light { color: #fff; }
.why-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: var(--gap); align-items: center; }
.why-lead { color: var(--slate-300); font-size: 1.08rem; margin: 1rem 0 1.75rem; max-width: 48ch; }
.why-list { display: grid; gap: 1.1rem; }
.why-list li { display: flex; gap: 1rem; align-items: flex-start; }
.why-list .icon { color: var(--accent); flex: none; margin-top: 2px; }
.why-list strong { display: block; color: #fff; font-family: var(--font-head); font-size: 1.02rem; }
.why-list span { color: var(--slate-400); font-size: .92rem; }
.why-media { position: relative; padding-bottom: 1.25rem; padding-left: 1.25rem; }
.why-photo { border: 1px solid var(--border-dark); border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4 / 3; }
.why-photo img { width: 100%; height: 100%; object-fit: cover; }
.why-badge {
    position: absolute; left: 0; bottom: 0; display: grid; place-items: center;
    width: clamp(120px, 20vw, 168px); aspect-ratio: 1; text-align: center;
    background: var(--navy); border: 1px solid var(--border-dark); box-shadow: var(--shadow);
}
.why-badge-num { font-family: var(--font-head); font-weight: 800; font-size: clamp(2.5rem, 7vw, 4rem); color: var(--accent); line-height: 1; }
.why-badge-label { color: var(--slate-300); letter-spacing: .12em; font-size: .8rem; text-transform: uppercase; margin-top: .5rem; }

/* ---------- Yorumlar ---------- */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.testi-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1.75rem; }
.testi-stars { display: flex; gap: 2px; color: var(--accent); margin-bottom: 1rem; }
.testi-card blockquote { color: var(--slate-700); font-size: 1rem; line-height: 1.7; }
.testi-card figcaption { display: flex; align-items: center; gap: .8rem; margin-top: 1.4rem; padding-top: 1.1rem; border-top: 1px solid var(--border); }
.testi-avatar { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--navy); color: var(--accent); font-family: var(--font-head); font-weight: 700; }
.testi-card figcaption strong { display: block; font-family: var(--font-head); color: var(--slate-900); font-size: .95rem; }
.testi-card figcaption small { color: var(--slate-500); }

/* ---------- CTA şeridi ---------- */
.cta-strip { background: var(--accent); color: var(--navy); }
.cta-strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: clamp(2rem, 5vw, 3rem); flex-wrap: wrap; }
.cta-strip-title { color: var(--navy); font-size: clamp(1.4rem, 3vw, 2rem); }
.cta-strip-text { color: var(--accent-700); font-weight: 500; }
.cta-strip-actions { display: flex; gap: .8rem; flex-wrap: wrap; }
.cta-strip .btn-light { --btn-fg: var(--navy); }
.cta-strip .btn-accent { --btn-bg: var(--navy); --btn-fg: #fff; --btn-bd: var(--navy); }
.cta-strip .btn-accent:hover { --btn-bg: var(--slate-800); }

/* ---------- Footer ---------- */
.site-footer { background: var(--slate-900); color: var(--slate-400); padding-top: clamp(3rem, 6vw, 4.5rem); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: var(--gap); padding-bottom: 3rem; }
.brand--footer .brand-text strong, .brand--footer .brand-text span { color: #fff; }
.brand--footer .brand-text span { color: var(--slate-400); }
.footer-about { margin: 1.1rem 0; font-size: .92rem; max-width: 38ch; }
.footer-social { display: flex; gap: .6rem; }
.footer-social a { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--border-dark); border-radius: var(--radius); color: var(--slate-300); font-family: var(--font-head); font-weight: 700; font-size: .8rem; transition: background-color 180ms var(--ease-out), color 180ms var(--ease-out); }
.footer-social a:hover { background: var(--accent); color: var(--navy); border-color: var(--accent); }
.footer-title { color: #fff; font-size: .95rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer-links li, .footer-contact li { margin-bottom: .7rem; }
.footer-links a { font-size: .92rem; transition: color 160ms var(--ease-out); }
.footer-links a:hover { color: var(--accent); }
.footer-contact li { display: flex; align-items: flex-start; gap: .65rem; font-size: .92rem; }
.footer-contact .icon { color: var(--accent); flex: none; margin-top: 2px; }
.footer-contact a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--border-dark); padding-block: 1.4rem; }
.footer-bottom-inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .82rem; color: var(--slate-500); }

/* ---------- Yüzen butonlar ---------- */
.whatsapp-float {
    position: fixed; bottom: 22px; right: 22px; z-index: 90; display: grid; place-items: center;
    width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff;
    box-shadow: 0 8px 24px rgba(37,211,102,.4);
    transition: transform 200ms var(--ease-spring);
}
.whatsapp-float:hover { transform: scale(1.08); }
.to-top {
    position: fixed; bottom: 22px; left: 22px; z-index: 90; display: grid; place-items: center;
    width: 46px; height: 46px; border-radius: var(--radius); background: var(--navy); color: #fff;
    opacity: 0; transform: translateY(12px); pointer-events: none;
    transition: opacity 220ms var(--ease-out), transform 220ms var(--ease-out), background-color 180ms var(--ease-out);
}
.to-top.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.to-top:hover { background: var(--slate-700); }
.to-top-icon { transform: rotate(-90deg); }

/* ---------- İç sayfa başlığı ---------- */
.page-hero { background: var(--slate-50); border-bottom: 1px solid var(--border); padding-block: clamp(2.5rem, 6vw, 4rem); }
.crumbs { font-size: .85rem; color: var(--slate-500); display: flex; gap: .5rem; align-items: center; margin-bottom: 1rem; }
.crumbs a:hover { color: var(--accent-600); }
.crumbs b { color: var(--slate-800); font-weight: 600; }
.page-title { font-size: clamp(1.9rem, 4.5vw, 3rem); letter-spacing: -0.02em; }
.page-lead { color: var(--slate-500); font-size: 1.1rem; max-width: 60ch; margin-top: .9rem; }

/* ---------- Hizmet detay ---------- */
.detail-hero { display: flex; align-items: center; gap: 1rem; }
.detail-icon { display: grid; place-items: center; width: 64px; height: 64px; background: var(--navy); color: var(--accent); border-radius: var(--radius-lg); flex: none; }
.detail-layout { display: grid; grid-template-columns: 1fr 320px; gap: var(--gap); align-items: start; }
.detail-image { margin-bottom: 1.75rem; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.rich-text { color: var(--slate-600); font-size: 1.04rem; }
.rich-text h2 { font-size: 1.4rem; margin: 1.75rem 0 .9rem; }
.rich-text p { margin-bottom: 1rem; }
.ticks { display: grid; gap: .7rem; margin-top: 1rem; }
.ticks li { display: flex; align-items: flex-start; gap: .65rem; }
.ticks .icon { color: var(--accent-600); flex: none; margin-top: 3px; }
.detail-aside { position: sticky; top: 96px; }
.aside-card { background: var(--slate-50); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1.6rem; display: grid; gap: .75rem; }
.aside-card h3 { font-size: 1.2rem; }
.aside-card p { color: var(--slate-500); font-size: .94rem; margin-bottom: .5rem; }

/* ---------- Hakkımızda ---------- */
.about-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: var(--gap); align-items: start; }
.about-text p { margin-bottom: 1rem; color: var(--slate-600); }
.about-side { display: grid; gap: 1rem; }
.about-photo { border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4 / 3; }
.about-photo img { width: 100%; height: 100%; object-fit: cover; }
.about-stat { background: var(--slate-50); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1.5rem; text-align: center; }
.about-stat span { font-family: var(--font-head); font-weight: 800; font-size: 2.3rem; color: var(--navy); }
.about-stat b { font-family: var(--font-head); font-weight: 800; font-size: 1.6rem; color: var(--accent); }
.about-stat p { color: var(--slate-500); font-size: .88rem; margin-top: .3rem; }

/* ---------- İletişim ---------- */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: var(--gap); align-items: start; }
.contact-list { display: grid; gap: 1.1rem; margin-top: 1.5rem; }
.contact-list li { display: flex; gap: 1rem; align-items: flex-start; }
.ci-icon { display: grid; place-items: center; width: 48px; height: 48px; flex: none; background: var(--slate-100); border: 1px solid var(--border); border-radius: var(--radius); color: var(--navy); }
.contact-list small { display: block; color: var(--slate-500); font-size: .8rem; letter-spacing: .04em; text-transform: uppercase; }
.contact-list a, .contact-list span { color: var(--slate-800); font-weight: 600; }
.contact-list a:hover { color: var(--accent-600); }
.contact-map { margin-top: 1.5rem; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16/10; }
.contact-map iframe { width: 100%; height: 100%; border: 0; display: block; }

.contact-form-wrap { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(1.5rem, 4vw, 2.25rem); box-shadow: var(--shadow-sm); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-family: var(--font-head); font-weight: 600; font-size: .88rem; color: var(--slate-700); margin-bottom: .45rem; }
.field input, .field textarea, .field select {
    width: 100%; padding: .8rem .9rem; color: var(--slate-900);
    background: var(--white); border: 1px solid var(--slate-300); border-radius: var(--radius);
    transition: border-color 160ms var(--ease-out), box-shadow 160ms var(--ease-out);
}
.field input:focus, .field textarea:focus, .field select:focus {
    outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(245,158,11,.15);
}
.field textarea { resize: vertical; min-height: 130px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-note { font-size: .82rem; color: var(--slate-500); margin-top: .8rem; }

/* ---------- Alerts ---------- */
.alert { display: flex; align-items: center; gap: .6rem; padding: .9rem 1.1rem; border-radius: var(--radius); margin-bottom: 1.25rem; font-size: .95rem; border: 1px solid; }
.alert-success { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.alert-success .icon { color: #059669; }
.alert-error { background: #fef2f2; border-color: #fecaca; color: #991b1b; }

/* ---------- Galeri filtreleri ---------- */
.gallery-filters { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-bottom: 2.5rem; }
.filter-btn {
    font-family: var(--font-head); font-weight: 600; font-size: .9rem; color: var(--slate-600);
    padding: .55rem 1.1rem; border: 1px solid var(--border); border-radius: var(--radius); background: #fff;
    transition: background-color 160ms var(--ease-out), color 160ms var(--ease-out), border-color 160ms var(--ease-out);
}
.filter-btn:hover { border-color: var(--slate-400); }
.filter-btn.is-active { background: var(--navy); color: #fff; border-color: var(--navy); }
.ba-card.is-hidden { display: none; }

.empty-state { text-align: center; padding: 4rem 1rem; color: var(--slate-400); }
.empty-state .icon { margin: 0 auto 1rem; color: var(--slate-300); }

/* ---------- Hata sayfaları ---------- */
.error-page { min-height: 100vh; display: grid; place-items: center; background: var(--navy); padding: 2rem; }
.error-box { text-align: center; color: var(--slate-300); max-width: 480px; }
.error-code { font-family: var(--font-head); font-weight: 800; font-size: clamp(5rem, 18vw, 9rem); color: var(--accent); line-height: 1; letter-spacing: -0.04em; }
.error-box h1 { color: #fff; margin: .5rem 0 1rem; }
.error-actions { display: flex; gap: .8rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }
.error-page .btn-outline { --btn-fg: #fff; --btn-bd: rgba(255,255,255,.3); }
.error-page .btn-outline:hover { --btn-bg: #fff; --btn-fg: var(--navy); }

/* =====================================================================
   SCROLL REVEAL (Emil Kowalski §4) — başlangıçta gizli, görünür olunca açılır
   ===================================================================== */
.reveal { opacity: 0; transform: translateY(16px); }
.reveal.is-visible {
    opacity: 1; transform: none;
    transition: opacity 500ms var(--ease-out), transform 500ms var(--ease-out);
}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 980px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-card { max-width: 420px; }
    .why-grid, .about-grid, .detail-layout, .contact-grid { grid-template-columns: 1fr; }
    .detail-aside { position: static; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
    .cards-grid, .ba-grid, .testi-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
    .header-cta { display: none; }
    .nav-toggle { display: grid; place-items: center; margin-left: auto; }
    .main-nav {
        position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
        background: #fff; border-bottom: 1px solid var(--border); padding: .5rem 1rem 1.25rem;
        transform: translateY(-12px); opacity: 0; pointer-events: none;
        transition: opacity 200ms var(--ease-out), transform 200ms var(--ease-out);
        box-shadow: var(--shadow);
    }
    .main-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .main-nav a { padding: .85rem .5rem; border-bottom: 1px solid var(--border); }
    .main-nav a::after { display: none; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat:nth-child(2) { border-right: none; }
    .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--border-dark); }
}
@media (max-width: 560px) {
    .cards-grid, .ba-grid, .testi-grid, .process-grid, .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .cta-strip-inner { flex-direction: column; align-items: flex-start; }
}

/* =====================================================================
   ERİŞİLEBİLİRLİK — Reduced Motion (Emil Kowalski §6 / KOD16)
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1 !important; transform: none !important; }
}