/* DKF Elektrik — kurumsal site stilleri */
:root {
  --navy: #0e1b3d;
  --navy-2: #16295a;
  --navy-3: #1f3772;
  --gold: #f5a800;
  --gold-2: #ffbf1f;
  --ink: #1b2233;
  --muted: #5b6478;
  --line: #e3e7ef;
  --bg: #ffffff;
  --bg-soft: #f4f6fa;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(14, 27, 61, .08);
  --container: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: "Montserrat", sans-serif; line-height: 1.2; color: var(--navy); }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.icon { width: 1em; height: 1em; display: inline-block; vertical-align: middle; flex-shrink: 0; }

/* ---------- Üst bilgi şeridi ---------- */
.topbar { background: var(--navy); color: #c9d2e6; font-size: 13.5px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 40px; flex-wrap: wrap; }
.topbar a:hover { color: var(--gold); }
.topbar-group { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.topbar-group span, .topbar-group a { display: inline-flex; gap: 7px; align-items: center; }
.topbar .icon { color: var(--gold); font-size: 15px; }

/* ---------- Header ---------- */
.header { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--line); transition: box-shadow .2s; }
.header.scrolled { box-shadow: 0 4px 18px rgba(14, 27, 61, .08); }
.header .container { display: flex; align-items: center; justify-content: space-between; min-height: 80px; }

.logo { display: flex; flex-direction: column; line-height: 1; }
.logo-img { height: 58px; width: auto; }
.logo-tagline { font-family: "Montserrat", sans-serif; font-size: 12.5px; font-weight: 800; font-style: italic; letter-spacing: 1.5px; color: var(--gold); margin-top: 10px; }

.nav { display: flex; align-items: center; gap: 6px; }
.nav a { font-weight: 600; font-size: 15px; padding: 10px 14px; border-radius: 6px; color: var(--navy); position: relative; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px; background: var(--gold); transform: scaleX(0); transition: transform .2s; }
.nav a:not(.btn):hover::after, .nav a.active::after { transform: scaleX(1); }
.nav .btn { margin-left: 10px; }
.menu-toggle { display: none; background: none; border: 0; font-size: 28px; color: var(--navy); cursor: pointer; padding: 6px; }

/* ---------- Butonlar ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 24px; border-radius: 6px; font-weight: 700; font-size: 15px; border: 2px solid transparent; transition: background .2s, color .2s, border-color .2s; cursor: pointer; font-family: inherit; }
.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { background: var(--gold-2); }
.btn-outline { border-color: rgba(255, 255, 255, .5); color: #fff; }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-3); }

/* ---------- Hero (ana sayfa) ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background:
    linear-gradient(100deg, rgba(14, 27, 61, .97) 0%, rgba(14, 27, 61, .9) 45%, rgba(14, 27, 61, .55) 100%),
    url("../img/hero.jpg") center / cover no-repeat,
    var(--navy);
}
.hero::before { /* broşürdeki çapraz sarı şerit */
  content: ""; position: absolute; right: -120px; top: -40px; width: 340px; height: 140%;
  background: linear-gradient(var(--gold), var(--gold)) left / 10px 100% no-repeat;
  transform: skewX(-18deg); opacity: .9;
}
.hero .container { position: relative; padding-top: 110px; padding-bottom: 120px; }
.hero-kicker { display: inline-flex; align-items: center; gap: 8px; background: rgba(245, 168, 0, .12); color: var(--gold); border: 1px solid rgba(245, 168, 0, .35); padding: 6px 14px; border-radius: 30px; font-size: 13.5px; font-weight: 600; letter-spacing: .5px; }
.hero h1 { color: #fff; font-size: clamp(34px, 5vw, 56px); font-weight: 800; margin: 22px 0 18px; max-width: 760px; }
.hero h1 span { color: var(--gold); }
.hero p { font-size: 18px; color: #cdd5e8; max-width: 600px; }
.hero-actions { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }
.hero-badges { display: flex; gap: 28px; margin-top: 54px; flex-wrap: wrap; }
.hero-badges div { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 15px; color: #e6ebf5; }
.hero-badges .icon { color: var(--gold); font-size: 22px; }

/* ---------- Sayfa başlığı (iç sayfalar) ---------- */
.page-head {
  position: relative; color: #fff; overflow: hidden;
  background:
    linear-gradient(100deg, rgba(14, 27, 61, .96) 0%, rgba(14, 27, 61, .85) 50%, rgba(22, 41, 90, .7) 100%),
    var(--bg, none) center / cover no-repeat,
    var(--navy);
}
.page-head .container { padding-top: 84px; padding-bottom: 84px; }
.page-head::before { content: ""; position: absolute; right: 8%; top: -20px; width: 10px; height: 150%; background: var(--gold); transform: skewX(-18deg); }
.page-head .container { position: relative; padding-top: 64px; padding-bottom: 64px; }
.page-head h1 { color: #fff; font-size: clamp(30px, 4vw, 42px); font-weight: 800; }
.breadcrumb { margin-top: 10px; font-size: 14.5px; color: #aeb9d3; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span { color: var(--gold); }

/* ---------- Bölümler ---------- */
.section { padding: 90px 0; }
.section-soft { background: var(--bg-soft); }
.section-title { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-title .eyebrow, .eyebrow { display: inline-block; color: var(--gold); font-weight: 700; font-size: 13.5px; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 10px; }
.section-title h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; }
.section-title p { color: var(--muted); margin-top: 14px; }
.title-bar { width: 56px; height: 4px; background: var(--gold); border-radius: 2px; margin: 18px auto 0; }

/* Hizmet kartları */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.card-icon { width: 58px; height: 58px; border-radius: 12px; background: var(--navy); color: var(--gold); display: grid; place-items: center; font-size: 28px; margin-bottom: 20px; }
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15px; }
.card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; color: var(--navy); font-weight: 700; font-size: 14.5px; }
.card .more:hover { color: var(--gold); }

/* Avantaj şeridi */
.features { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); margin-top: -56px; position: relative; z-index: 2; }
.feature { display: flex; align-items: center; gap: 14px; padding: 26px 22px; border-right: 1px solid var(--line); }
.feature:last-child { border-right: 0; }
.feature .icon { font-size: 34px; color: var(--navy); }
.feature strong { display: block; font-family: "Montserrat", sans-serif; font-size: 14.5px; color: var(--navy); line-height: 1.3; }

/* İki sütun (metin + görsel) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split h2 { font-size: clamp(26px, 3.2vw, 34px); font-weight: 800; margin-bottom: 18px; }
.split p { color: var(--muted); margin-bottom: 14px; }
.media {
  position: relative; border-radius: var(--radius); min-height: 400px; overflow: hidden;
  background: linear-gradient(135deg, var(--navy-2), var(--navy)) center / cover no-repeat;
}
.media::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 8px; background: var(--gold); }
.media-badge { position: absolute; left: 24px; bottom: 32px; background: var(--gold); color: var(--navy); padding: 18px 22px; border-radius: 8px; font-family: "Montserrat", sans-serif; font-weight: 800; line-height: 1.25; box-shadow: var(--shadow); }
.media-badge small { display: block; font-weight: 600; font-size: 13px; }
.media-placeholder { position: absolute; inset: 0; display: grid; place-items: center; color: rgba(255, 255, 255, .12); font-size: 160px; }

.check-list { list-style: none; display: grid; gap: 10px; margin: 20px 0 28px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; }
.check-list .icon { color: var(--gold); font-size: 20px; margin-top: 2px; }
.check-list.cols-2 { grid-template-columns: 1fr 1fr; column-gap: 24px; }

/* Alan galerisi */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.gallery-item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 3 / 4; background: var(--navy); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.gallery-item:hover img { transform: scale(1.04); }
.gallery-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(14, 27, 61, .92) 0%, rgba(14, 27, 61, .1) 55%); }
.gallery-item figcaption { position: absolute; left: 22px; right: 22px; bottom: 22px; z-index: 1; color: #fff; }
.gallery-item figcaption strong { display: block; font-family: "Montserrat", sans-serif; font-size: 19px; padding-top: 10px; border-top: 3px solid var(--gold); width: fit-content; }
.gallery-item figcaption span { font-size: 14px; color: #c9d2e6; }

/* Hizmet satırı görseli */
.service-row.has-img { grid-template-columns: 70px 1fr 220px; align-items: start; }
.service-img { width: 220px; height: 150px; object-fit: cover; border-radius: 8px; border-bottom: 4px solid var(--gold); }

/* Hizmet detayları */
.service-num { display: block; color: var(--gold); font-family: "Montserrat", sans-serif; font-weight: 800; font-size: 13px; letter-spacing: 2px; margin-bottom: 4px; }
.service-extra { grid-column: 2 / -1; margin-top: 4px; }
.service-extra h4 { font-size: 14px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 12px; color: var(--navy); }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 30px; padding: 5px 13px; font-size: 13.5px; color: var(--navy); font-weight: 500; }
.sub-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.sub-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; background: #fff; border-top: 3px solid var(--gold); }
.sub-card h4 { font-size: 15px; margin-bottom: 10px; text-transform: none; letter-spacing: 0; }
.sub-card ul { list-style: none; display: grid; gap: 4px; font-size: 14.5px; color: var(--muted); }
.sub-card li::before { content: "›"; color: var(--gold); font-weight: 800; margin-right: 8px; }
.side-nav { list-style: none; margin-bottom: 24px; }
.side-nav a { display: flex; justify-content: space-between; align-items: center; padding: 11px 0; border-bottom: 1px solid rgba(255, 255, 255, .1); color: #dfe5f1; font-weight: 600; font-size: 15px; }
.side-nav a:hover { color: var(--gold); }
.side-note { font-size: 14px; color: #aeb9d3; margin-top: 18px; }
.side-note a { color: var(--gold); }

/* Rakam şeridi */
.stats { background: var(--navy); color: #fff; }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); padding-top: 46px; padding-bottom: 46px; gap: 20px; }
.stat { text-align: center; }
.stat strong { display: block; font-family: "Montserrat", sans-serif; font-size: clamp(32px, 4vw, 44px); font-weight: 900; color: var(--gold); line-height: 1.1; }
.stat span { color: #c9d2e6; font-weight: 500; }

/* Sektör bandı */
.sectors { background: var(--gold); color: var(--navy); padding: 34px 0; }
.sectors .container { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.sectors h3 { font-size: clamp(18px, 2.2vw, 24px); font-weight: 800; letter-spacing: 1px; }
.sectors p { font-weight: 600; margin-top: 4px; }

/* CTA */
.cta { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.cta::before { content: ""; position: absolute; left: -60px; top: -20px; width: 10px; height: 150%; background: var(--gold); transform: skewX(-18deg); box-shadow: 30px 0 0 rgba(245, 168, 0, .35); }
.cta .container { position: relative; display: flex; justify-content: space-between; align-items: center; gap: 30px; padding-top: 64px; padding-bottom: 64px; flex-wrap: wrap; }
.cta h2 { color: #fff; font-size: clamp(24px, 3vw, 32px); font-weight: 800; }
.cta p { color: #c3cce0; margin-top: 8px; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Değerler (hakkımızda) */
.value { text-align: center; padding: 34px 22px; }
.value .card-icon { margin: 0 auto 18px; }

/* Hizmet detay listesi */
.service-row { display: grid; grid-template-columns: 70px 1fr; gap: 22px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.service-row:last-child { border-bottom: 0; }
.service-row .card-icon { margin: 0; }
.service-row h3 { font-size: 21px; margin-bottom: 8px; }
.service-row p { color: var(--muted); }

.side-box { background: var(--navy); color: #fff; border-radius: var(--radius); padding: 32px 28px; position: sticky; top: 110px; }
.side-box h3 { color: var(--gold); font-size: 18px; letter-spacing: 1px; margin-bottom: 16px; }
.side-box .check-list { margin: 0 0 24px; gap: 8px; }
.side-box .check-list li { font-size: 15px; color: #dfe5f1; }
.services-layout { display: grid; grid-template-columns: 1fr 360px; gap: 50px; align-items: start; }

/* İletişim */
.contact-layout { display: grid; grid-template-columns: 380px 1fr; gap: 40px; align-items: start; }
.contact-card { display: flex; gap: 16px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 16px; background: #fff; }
.contact-card .card-icon { width: 50px; height: 50px; font-size: 22px; margin: 0; }
.contact-card h4 { font-size: 15px; margin-bottom: 4px; }
.contact-card a, .contact-card p { color: var(--muted); display: block; }
.contact-card a:hover { color: var(--navy); }
.form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; }
.form h3 { font-size: 22px; margin-bottom: 6px; }
.form > p { color: var(--muted); margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label { font-weight: 600; font-size: 14px; color: var(--navy); }
.field input, .field select, .field textarea { font: inherit; font-size: 15px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg-soft); color: var(--ink); width: 100%; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); background: #fff; }
.field textarea { min-height: 130px; resize: vertical; }
.map { margin-top: 0; border: 0; width: 100%; height: 380px; display: block; filter: grayscale(.3); }

/* ---------- Footer ---------- */
.footer { background: #0a1430; color: #aab4cc; font-size: 15px; }
.footer .container { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; padding-top: 70px; padding-bottom: 50px; }
.footer .logo-img { height: 76px; }
.footer p { margin-top: 18px; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 34px; height: 3px; background: var(--gold); }
.footer ul { list-style: none; display: grid; gap: 9px; }
.footer a:hover { color: var(--gold); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact .icon { color: var(--gold); margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .08); font-size: 13.5px; }
.footer-bottom .container { display: flex; justify-content: space-between; padding-top: 20px; padding-bottom: 20px; grid-template-columns: none; flex-wrap: wrap; gap: 8px; }

/* Sabit iletişim butonları */
.float-actions { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 10px; z-index: 60; }
.float-actions a { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; font-size: 24px; box-shadow: 0 6px 18px rgba(0, 0, 0, .2); }
.float-actions .wa { background: #25d366; color: #fff; }
.float-actions .tel { background: var(--gold); color: var(--navy); }

/* Hafif giriş animasyonu */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- Duyarlı ---------- */
@media (max-width: 1080px) {
  .features { grid-template-columns: repeat(3, 1fr); }
  .feature:nth-child(3) { border-right: 0; }
  .feature:nth-child(n+4) { border-top: 1px solid var(--line); }
  .grid-4, .gallery { grid-template-columns: repeat(2, 1fr); }
  .services-layout, .contact-layout { grid-template-columns: 1fr; }
  .side-box { position: static; }
  .footer .container { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 10px 20px 20px; border-bottom: 1px solid var(--line); box-shadow: 0 12px 20px rgba(14, 27, 61, .08); display: none; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 6px; }
  .nav a:not(.btn)::after { left: 6px; right: auto; width: 30px; }
  .nav .btn { margin: 10px 0 0; justify-content: center; }
  .grid-3, .split { grid-template-columns: 1fr; }
  .split { gap: 36px; }
  .media { min-height: 280px; }
  .topbar .hide-sm { display: none; }
}
@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .container { padding: 0 16px; }
  .features, .grid-4, .form-row, .check-list.cols-2 { grid-template-columns: 1fr; }
  .feature { border-right: 0; border-top: 1px solid var(--line); }
  .feature:first-child { border-top: 0; }
  .hero .container { padding-top: 70px; padding-bottom: 100px; }
  .hero::before { display: none; }
  .footer .container { grid-template-columns: 1fr; }
  .form { padding: 24px 18px; }
  .service-row, .service-row.has-img { grid-template-columns: 1fr; gap: 14px; }
  .service-img { width: 100%; height: 190px; }
  .service-extra { grid-column: 1; }
  .sub-grid { grid-template-columns: 1fr; }
  .stats .container { grid-template-columns: 1fr 1fr; }
  .gallery-item { aspect-ratio: 4 / 3; }
}