/* ========================================================
   Oltu Teknoloji — Ana stil dosyasi
   Tema: Acik / minimal, tek vurgu rengi (mavi)
   ======================================================== */

:root {
    --ink: #111827;
    --text: #374151;
    --text-soft: #6b7280;
    --accent: #1d4ed8;
    --accent-dark: #1741a6;
    --accent-soft: #eef2ff;
    --bg: #ffffff;
    --bg-soft: #f8fafc;
    --border: #e5e7eb;
    --border-strong: #d1d5db;
    --radius: 10px;
    --radius-lg: 14px;
    --shadow-sm: 0 1px 2px rgba(17, 24, 39, 0.05);
    --shadow: 0 12px 28px rgba(17, 24, 39, 0.08);
    --container: 1180px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { line-height: 1.3; margin: 0 0 .5em; font-weight: 700; color: var(--ink); letter-spacing: -0.01em; }
p { margin: 0 0 1em; color: var(--text); }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
svg { flex-shrink: 0; }

.skip-link {
    position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff;
    padding: 10px 16px; z-index: 200; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 22px; border-radius: var(--radius); font-weight: 600; font-size: .96rem;
    border: 1.5px solid transparent; cursor: pointer; transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-outline { background: transparent; border-color: var(--border-strong); color: var(--ink); }
.btn-outline:hover { border-color: var(--ink); }
.bg-navy .btn-outline, .contact-info-card .btn-outline { border-color: rgba(255,255,255,.4); color: #fff; }
.bg-navy .btn-outline:hover, .contact-info-card .btn-outline:hover { border-color: #fff; }
.btn-navy { background: var(--ink); color: #fff; }
.btn-navy:hover { background: #000; }
.btn-call { border: 1.5px solid var(--border-strong); color: var(--ink); padding: 9px 16px; font-size: .92rem; }
.btn-call:hover { border-color: var(--accent); color: var(--accent); }
.btn-block { width: 100%; }
.btn svg { width: 18px; height: 18px; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: #fff; border-bottom: 1px solid var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; color: var(--ink); font-weight: 600; white-space: nowrap; }
.brand strong { color: var(--accent); font-weight: 700; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav ul { display: flex; gap: 24px; }
.main-nav a { font-weight: 500; color: var(--text); padding: 8px 2px; position: relative; font-size: .95rem; }
.main-nav a[aria-current="page"] { color: var(--accent); font-weight: 600; }
.main-nav a::after {
    content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0; background: var(--accent);
    transition: width .2s ease;
}
.main-nav a:hover::after { width: 100%; }
.header-call { flex-shrink: 0; }

.nav-toggle { display: none; align-items: center; justify-content: center; background: none; border: none; padding: 6px; cursor: pointer; color: var(--ink); }

/* ---------- Hero ---------- */
.hero { background: var(--bg-soft); padding: 64px 0 60px; border-bottom: 1px solid var(--border); }
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; }
.eyebrow {
    display: inline-flex; align-items: center; gap: 8px; color: var(--accent);
    font-size: .85rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 18px;
}
.eyebrow svg { width: 16px; height: 16px; }
.hero h1 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); margin-bottom: .45em; }
.hero p.lead { color: var(--text-soft); font-size: 1.08rem; max-width: 540px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.hero-stats { display: flex; gap: 32px; margin-top: 36px; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid var(--border); }
.hero-stats div strong { display: block; font-size: 1.6rem; color: var(--ink); }
.hero-stats div span { font-size: .85rem; color: var(--text-soft); }
.hero-art {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 8px;
}
.hero-art ul { display: grid; }
.hero-art li { display: flex; gap: 14px; align-items: center; color: var(--ink); font-weight: 500; padding: 16px; font-size: .95rem; }
.hero-art li:not(:last-child) { border-bottom: 1px solid var(--border); }
.hero-art li .ic { width: 38px; height: 38px; border-radius: 9px; background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

/* ---------- Sections ---------- */
section { padding: 60px 0; }
.section-head { max-width: 680px; margin: 0 auto 36px; text-align: center; }
.section-head .kicker { color: var(--accent); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; font-size: .78rem; }
.section-head h2 { font-size: clamp(1.5rem, 2.6vw, 1.95rem); }
.bg-gray { background: var(--bg-soft); }
.bg-navy { background: var(--ink); color: #fff; }
.bg-navy h2, .bg-navy h3 { color: #fff; }
.bg-navy p { color: #cbd5e1; }
.bg-navy .kicker { color: #93b4ff; }

/* ---------- Cards / Grids ---------- */
.grid { display: grid; gap: 22px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
    background: #fff; border-radius: var(--radius-lg); padding: 28px 24px;
    border: 1px solid var(--border); transition: border-color .15s ease;
}
.card:hover { border-color: var(--accent); }
.card .icon-badge {
    width: 46px; height: 46px; border-radius: 10px; background: var(--accent-soft); color: var(--accent);
    display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.card h3 { font-size: 1.1rem; }
.card p { margin-bottom: 14px; color: var(--text-soft); }
.card .more { color: var(--accent); font-weight: 600; font-size: .92rem; display: inline-flex; align-items: center; gap: 6px; }

.region-chip {
    display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--border-strong);
    padding: 9px 16px; border-radius: 999px; font-weight: 600; font-size: .92rem; color: var(--ink);
}
.region-chip svg { width: 15px; height: 15px; color: var(--accent); }
.region-chip:hover { border-color: var(--accent); color: var(--accent); }
.region-chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }

.media-card { border-radius: var(--radius-lg); overflow: hidden; background: #fff; border: 1px solid var(--border); }
.media-card img { aspect-ratio: 16/10; object-fit: cover; width: 100%; background: var(--bg-soft); }
.media-card .body { padding: 20px 22px; }
.media-card .meta { font-size: .8rem; color: var(--text-soft); margin-bottom: 6px; }

/* ---------- Why us / process ---------- */
.step-grid { list-style: none; }
.step-card { list-style: none; }
.step-card .num {
    width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent);
    display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.05rem; margin-bottom: 16px;
}
.bg-navy .step-card { background: #fff; border-color: #fff; }
.bg-navy .step-card h3 { color: var(--ink); }
.bg-navy .step-card p { color: var(--text-soft); margin-bottom: 0; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-info-card { background: var(--ink); color: #fff; border-radius: var(--radius-lg); padding: 32px; }
.contact-info-card a { color: #fff; }
.contact-info-card .row { display: flex; gap: 14px; margin-bottom: 18px; align-items: flex-start; }
.contact-info-card .row .ic { color: #93b4ff; flex-shrink: 0; }
.map-embed { border-radius: var(--radius); overflow: hidden; margin-top: 20px; border: 1px solid rgba(255,255,255,.15); }
.map-embed iframe { width: 100%; height: 260px; border: 0; display: block; }

form.stack-form { display: grid; gap: 16px; }
.form-row { display: grid; gap: 6px; }
.form-row label { font-weight: 600; font-size: .92rem; color: var(--ink); }
.form-row input, .form-row textarea, .form-row select {
    font-family: inherit; padding: 11px 14px; border: 1.5px solid var(--border-strong); border-radius: var(--radius); font-size: 1rem;
    background: #fff; color: var(--ink);
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus { outline: none; border-color: var(--accent); }
.form-note { font-size: .85rem; color: var(--text-soft); }
.alert { padding: 14px 18px; border-radius: var(--radius); font-weight: 500; margin-bottom: 18px; border: 1px solid transparent; }
.alert-success { background: #ecfdf5; color: #166534; border-color: #bbf7d0; }
.alert-error { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }

/* ---------- Breadcrumb / page header ---------- */
.page-hero { background: var(--bg-soft); border-bottom: 1px solid var(--border); padding: 40px 0; }
.page-hero h1 { margin-bottom: 6px; }
.breadcrumb { font-size: .86rem; color: var(--text-soft); }
.breadcrumb a { color: var(--text-soft); }
.breadcrumb a:hover { color: var(--accent); }

.prose { max-width: 780px; }
.prose h2 { margin-top: 1.4em; font-size: 1.35rem; }
.prose ul { list-style: disc; padding-left: 1.4em; margin-bottom: 1em; }
.prose ul li { color: var(--text); margin-bottom: .4em; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #9ca3af; padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 30px; padding-bottom: 36px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-col h3 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.footer-col ul li { margin-bottom: 10px; font-size: .92rem; }
.footer-col p a, .contact-info-card .row a { display: inline-flex; align-items: center; gap: 8px; }
.btn-call, .region-chip, .card .more { align-items: center; }
.footer-col a:hover { color: #fff; }
.brand-footer { color: #fff; margin-bottom: 14px; }
.footer-bottom { display: flex; justify-content: space-between; padding: 18px 0; font-size: .84rem; flex-wrap: wrap; gap: 10px; }
address { font-style: normal; }

/* ---------- WhatsApp float ---------- */
.whatsapp-float {
    position: fixed; right: 22px; bottom: 22px; width: 56px; height: 56px; border-radius: 50%;
    background: #22c55e; color: #fff; display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow); z-index: 150; transition: transform .15s ease;
}
.whatsapp-float:hover { transform: scale(1.06); }

/* ---------- Mobil sabit arama/WhatsApp cubugu ---------- */
.mobile-cta-bar { display: none; }
.btn-whatsapp { background: #22c55e; color: #fff; }
.btn-whatsapp:hover { background: #16a34a; }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 30px; }
.pagination a, .pagination span {
    display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: var(--radius);
    border: 1px solid var(--border-strong); font-weight: 600; color: var(--ink);
}
.pagination a:hover { border-color: var(--accent); color: var(--accent); }
.pagination .current { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- Admin table helpers (shared look) ---------- */
.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; background: #fff; }
table.data-table th, table.data-table td { padding: 12px 14px; border-bottom: 1px solid var(--border); text-align: left; font-size: .93rem; }
table.data-table th { background: var(--bg-soft); color: var(--ink); font-weight: 600; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .hero-inner { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .contact-info-card { order: -1; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
    .nav-toggle { display: flex; }
    .main-nav {
        position: fixed; inset: 0 0 0 30%; background: #fff; flex-direction: column; align-items: flex-start;
        padding: 90px 24px 24px; transform: translateX(100%); transition: transform .25s ease; box-shadow: -10px 0 30px rgba(0,0,0,.1);
    }
    .main-nav.open { transform: translateX(0); }
    .main-nav ul { flex-direction: column; gap: 4px; width: 100%; }
    .main-nav ul li { width: 100%; }
    .main-nav ul a { display: block; padding: 12px 6px; border-bottom: 1px solid var(--border); }
    .header-call { margin-top: 20px; }
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; }
    .hero { padding: 40px 0 46px; }
    section { padding: 42px 0; }

    .whatsapp-float { display: none; }
    .mobile-cta-bar {
        display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 160;
        background: #fff; border-top: 1px solid var(--border); padding: 10px 14px;
        padding-bottom: max(10px, env(safe-area-inset-bottom));
        gap: 10px; box-shadow: 0 -4px 16px rgba(17,24,39,.08);
    }
    .mobile-cta-bar .btn { flex: 1; padding: 12px 10px; }
    body { padding-bottom: 74px; }
}