/* ==========================================================
   Zayıf Akım / Güvenlik Sistemleri - Ortak Stil Dosyası
   Renkleri değiştirmek için sadece :root içindeki değerleri düzenleyin.
   ========================================================== */

:root {
  --ink: #0F2130;        /* koyu lacivert - başlıklar, koyu alanlar */
  --ink-2: #183247;
  --paper: #F4F6F7;      /* açık zemin */
  --white: #FFFFFF;
  --steel: #5A6B79;      /* ikincil metin */
  --line: #D5DCE1;       /* çizgiler */
  --signal: #F0A202;     /* vurgu rengi (kablo etiketi sarısı) */
  --signal-dark: #C98700;
  --ok: #2E9E62;         /* "sistem aktif" yeşili */

  --font-head: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-body: "Barlow", "Segoe UI", Roboto, Arial, sans-serif;

  --wrap: 1180px;
  --radius-s: 4px;
  --radius-m: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.1;
  margin: 0 0 .5em;
  letter-spacing: .005em;
}
h1 { font-size: clamp(2.4rem, 5vw, 3.9rem); }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.45rem; }
h4 { font-size: 1.2rem; }

p { margin: 0 0 1em; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.muted { color: var(--steel); }
.measure { max-width: 68ch; }

:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 3px;
}

.skip-link {
  position: absolute; left: -999px; top: 8px;
  background: var(--signal); color: var(--ink);
  padding: 8px 14px; z-index: 100; font-weight: 600;
}
.skip-link:focus { left: 8px; }

/* ---------- Üst bilgi şeridi ---------- */
.topbar {
  background: var(--ink);
  color: #C7D2DA;
  font-size: .9rem;
}
.topbar .wrap {
  display: flex; flex-wrap: wrap; gap: 6px 24px;
  justify-content: space-between; align-items: center;
  padding-top: 8px; padding-bottom: 8px;
}
.topbar a { text-decoration: none; }
.topbar a:hover { color: var(--white); }
.topbar .status {
  display: inline-flex; align-items: center; gap: 8px;
}
.topbar .status::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 0 3px rgba(46,158,98,.25);
}

/* ---------- Header / menü ---------- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 74px; gap: 20px;
}
.logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
}
.logo-mark {
  width: 40px; height: 40px; flex: none;
}
.logo-text {
  font-family: var(--font-head);
  font-size: 1.55rem; font-weight: 700; line-height: 1;
}
.logo-text small {
  display: block;
  font-family: var(--font-body);
  font-size: .78rem; font-weight: 500;
  color: var(--steel); margin-top: 4px; letter-spacing: .01em;
}

.nav { display: flex; align-items: center; gap: 4px; }
.nav > a, .nav .dd > button {
  font: inherit; font-weight: 500; font-size: 1rem;
  background: none; border: 0; color: var(--ink);
  padding: 10px 12px; cursor: pointer; text-decoration: none;
  border-radius: var(--radius-s);
}
.nav > a:hover, .nav .dd > button:hover { background: var(--paper); }
.nav a[aria-current="page"] { box-shadow: inset 0 -3px 0 var(--signal); }

.dd { position: relative; }
.dd > button::after {
  content: ""; display: inline-block; margin-left: 8px;
  border: 5px solid transparent; border-top-color: currentColor;
  transform: translateY(3px);
}
.dd-menu {
  display: none;
  position: absolute; top: calc(100% + 6px); left: 0;
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius-m);
  box-shadow: 0 18px 40px -18px rgba(15,33,48,.35);
  padding: 8px; min-width: 290px;
}
.dd.open .dd-menu { display: grid; }
.dd-menu a {
  display: flex; gap: 12px; align-items: center;
  padding: 9px 10px; border-radius: var(--radius-s);
  text-decoration: none;
}
.dd-menu a:hover { background: var(--paper); }
.dd-menu svg { width: 26px; height: 26px; flex: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: inherit; font-weight: 600;
  padding: 13px 22px; border-radius: var(--radius-s);
  border: 2px solid transparent; cursor: pointer;
  text-decoration: none; line-height: 1.2;
}
.btn-signal { background: var(--signal); color: var(--ink); }
.btn-signal:hover { background: var(--signal-dark); }
.btn-ghost { border-color: currentColor; background: transparent; }
.btn-ghost:hover { background: rgba(255,255,255,.08); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-dark:hover { background: var(--ink-2); }

.menu-toggle {
  display: none;
  background: none; border: 1px solid var(--line);
  border-radius: var(--radius-s); padding: 9px 11px; cursor: pointer;
}
.menu-toggle span {
  display: block; width: 22px; height: 2px; background: var(--ink); margin: 4px 0;
}

@media (max-width: 960px) {
  .menu-toggle { display: block; }
  .header-cta { display: none; }
  .nav {
    display: none;
    position: absolute; left: 0; right: 0; top: 100%;
    background: var(--white); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch;
    padding: 10px 16px 18px; max-height: 80vh; overflow-y: auto;
  }
  .nav.open { display: flex; }
  .dd-menu {
    position: static; box-shadow: none; border: 0;
    padding: 0 0 0 10px; min-width: 0;
  }
}

/* ---------- Ana sayfa hero (tam genişlik slayt) ---------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
  min-height: clamp(560px, calc(100vh - 114px), 760px);
  display: flex; flex-direction: column;
}
.hero .slides { position: absolute; inset: 0; }
.slide {
  position: absolute; inset: 0; margin: 0;
  opacity: 0; visibility: hidden;
  transition: opacity 1s ease, visibility 0s linear 1s;
}
.slide.is-active { opacity: 1; visibility: visible; transition: opacity 1s ease; }
.slide img {
  width: 100%; height: 100%; object-fit: cover; object-position: center;
  transform: scale(1.06);
}
.slide.is-active img { animation: hero-zoom 9s ease-out forwards; }
@keyframes hero-zoom { from { transform: scale(1.06); } to { transform: scale(1); } }

/* Yazının okunması için soldan sağa koyulaşan örtü */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(11,24,36,.94) 0%, rgba(11,24,36,.82) 34%, rgba(11,24,36,.35) 64%, rgba(11,24,36,.1) 100%),
    linear-gradient(0deg, rgba(11,24,36,.9) 0%, rgba(11,24,36,0) 30%);
}

.hero-content {
  position: relative; z-index: 2; flex: 1;
  display: flex; align-items: center;
  padding-top: 56px; padding-bottom: 32px;
}
.hero-text { max-width: 620px; }
.hero-kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: .95rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--signal); margin-bottom: 18px;
}
.hero-kicker::before { content: ""; width: 28px; height: 2px; background: var(--signal); }
.hero h1 { color: var(--white); font-size: clamp(2.4rem, 4.4vw, 3.7rem); max-width: 15ch; }
.hero p.lead { color: #D3DDE4; font-size: 1.2rem; max-width: 46ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* Alt şerit: slayt açıklaması + kontroller */
.hero-bar { position: relative; z-index: 2; }
.hero-bar .wrap {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px;
  border-top: 1px solid rgba(255,255,255,.18);
  padding-top: 18px; padding-bottom: 24px;
}
/* Tüm açıklamalar aynı hücrede üst üste durur; şerit en uzun açıklama kadar yükselir */
.slide-caps { display: grid; flex: 1; max-width: 780px; }
.slide-cap {
  grid-area: 1 / 1; align-self: end;
  display: grid; grid-template-columns: auto 1fr; gap: 2px 18px; align-items: baseline;
  opacity: 0; transform: translateY(8px);
  transition: opacity .6s ease, transform .6s ease;
  pointer-events: none;
}
.slide-cap.is-active { opacity: 1; transform: none; pointer-events: auto; }
.slide-cap .num {
  grid-row: span 2;
  font-family: var(--font-head); font-weight: 600; font-size: 1.05rem;
  color: var(--signal); letter-spacing: .04em;
}
.slide-cap strong { font-family: var(--font-head); font-size: 1.5rem; font-weight: 600; line-height: 1.15; }
.slide-cap span.txt { color: #C7D2DA; }
.slide-cap a {
  grid-column: 2; justify-self: start;
  margin-top: 6px; font-weight: 600; text-decoration: none;
  border-bottom: 2px solid var(--signal);
}
.slide-cap a::after { content: " →"; }

.slider-nav { display: flex; align-items: center; gap: 18px; flex: none; }
.slider-dots { display: flex; gap: 6px; }
.slider-dots button {
  position: relative; overflow: hidden;
  width: 34px; height: 4px; padding: 0; border: 0; cursor: pointer;
  background: rgba(255,255,255,.3); border-radius: 2px;
}
.slider-dots button[aria-current="true"]::after {
  content: ""; position: absolute; inset: 0; background: var(--signal);
  transform-origin: left; animation: dot-fill var(--slide-time, 6s) linear forwards;
}
.slider-paused .slider-dots button[aria-current="true"]::after { animation-play-state: paused; }
@keyframes dot-fill { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.slider-arrows { display: flex; gap: 8px; }
.slider-arrows button {
  width: 44px; height: 44px; border-radius: 50%; cursor: pointer;
  background: rgba(15,33,48,.45); color: var(--white);
  border: 1px solid rgba(255,255,255,.4);
  display: grid; place-items: center; font-size: 1.3rem; line-height: 1;
}
.slider-arrows button:hover { background: var(--signal); border-color: var(--signal); color: var(--ink); }

@media (prefers-reduced-motion: reduce) {
  .slide, .slide.is-active, .slide-cap { transition: none; }
  .slide img, .slide.is-active img { animation: none; transform: none; }
  .slider-dots button[aria-current="true"]::after { animation: none; }
  html { scroll-behavior: auto; }
}

@media (max-width: 900px) {
  .hero::before {
    background: linear-gradient(0deg, rgba(11,24,36,.95) 0%, rgba(11,24,36,.78) 45%, rgba(11,24,36,.55) 100%);
  }
  .hero-content { padding-top: 56px; }
}
@media (max-width: 620px) {
  .hero { min-height: 640px; }
  .hero-bar .wrap { flex-direction: column; align-items: stretch; gap: 16px; }
  .slide-cap span.txt { display: none; }
  .slide-cap strong { font-size: 1.25rem; }
  .slider-nav { justify-content: space-between; }
}

/* ---------- Bölümler ---------- */
.section { padding: 80px 0; }
.section-white { background: var(--white); }
.section-dark { background: var(--ink); color: var(--white); }
.section-dark .muted { color: #AFBDC8; }
.section-head { max-width: 62ch; margin-bottom: 40px; }

/* Hizmet listesi (ana sayfa) */
.service-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
}
.service-row {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  padding: 26px 24px 26px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}
.service-list .service-row:nth-child(odd) { border-right: 1px solid var(--line); }
.service-list .service-row:nth-child(even) { padding-left: 28px; }
.service-row svg { width: 48px; height: 48px; }
.service-row h3 { margin-bottom: 6px; }
.service-row p { margin: 0; color: var(--steel); }
.service-row .more {
  display: inline-block; margin-top: 10px; font-weight: 600;
  border-bottom: 2px solid var(--signal);
}
.service-row:hover h3 { text-decoration: underline; text-decoration-color: var(--signal); text-underline-offset: 5px; }

@media (max-width: 760px) {
  .service-list { grid-template-columns: 1fr; }
  .service-list .service-row:nth-child(odd) { border-right: 0; }
  .service-list .service-row:nth-child(even) { padding-left: 0; }
}

/* Neden biz */
.reasons {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px;
}
.reasons h3 { color: var(--white); font-size: 1.35rem; }
.reasons div { border-left: 3px solid var(--signal); padding-left: 18px; }
@media (max-width: 860px) { .reasons { grid-template-columns: 1fr; } }

/* Süreç adımları */
.steps {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(5, 1fr);
  counter-reset: step;
}
.steps li {
  counter-increment: step;
  position: relative;
  padding: 44px 18px 0 0;
  border-top: 2px solid var(--line);
}
.steps li::before {
  content: counter(step);
  position: absolute; top: -17px; left: 0;
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--ink); color: var(--white);
  font-family: var(--font-head); font-weight: 700;
}
.steps h4 { margin-bottom: 6px; }
.steps p { color: var(--steel); font-size: .98rem; margin: 0; }
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; gap: 0; }
  .steps li { border-top: 0; border-left: 2px solid var(--line); padding: 0 0 28px 34px; }
  .steps li::before { left: -17px; top: 0; }
}

/* Rakamlar */
.figures {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 30px 0;
}
.figures strong {
  display: block; font-family: var(--font-head);
  font-size: 2.6rem; line-height: 1;
}
.figures span { color: var(--steel); }
@media (max-width: 760px) { .figures { grid-template-columns: repeat(2, 1fr); } }

/* CTA şeridi */
.cta-band { background: var(--signal); color: var(--ink); padding: 54px 0; }
.cta-band .wrap {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: 20px;
}
.cta-band h2 { margin: 0; }
.cta-band p { margin: 6px 0 0; }

/* ---------- İç sayfa başlığı ---------- */
.page-head {
  background: var(--ink); color: var(--white);
  padding: 48px 0 56px;
}
.page-head h1 { color: var(--white); }
.page-head .lead { color: #C7D2DA; font-size: 1.2rem; max-width: 60ch; }
.page-head-grid {
  display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: end;
}
.page-head-icon {
  width: 120px; height: 120px; padding: 20px;
  border: 1px solid rgba(255,255,255,.15); border-radius: var(--radius-m);
}
@media (max-width: 700px) {
  .page-head-grid { grid-template-columns: 1fr; }
  .page-head-icon { display: none; }
}

/* Slayttan gelen fotoğraflı hizmet başlığı */
.page-head { position: relative; overflow: hidden; }
.page-head > .wrap { position: relative; z-index: 2; }
.page-head-bg { position: absolute; inset: 0; z-index: 0; opacity: 0; transition: opacity .8s ease; }
.page-head-bg img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.page-head-bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(11,24,36,.95) 0%, rgba(11,24,36,.85) 40%, rgba(11,24,36,.45) 75%, rgba(11,24,36,.25) 100%);
}
.page-head.has-photo { padding-top: 64px; padding-bottom: 76px; }
.page-head.has-photo .page-head-bg { opacity: 1; }
.page-head.has-photo .page-head-icon { display: none; }
@media (max-width: 700px) {
  .page-head-bg::after { background: linear-gradient(0deg, rgba(11,24,36,.95), rgba(11,24,36,.7)); }
}
@media (prefers-reduced-motion: reduce) { .page-head-bg { transition: none; } }

.breadcrumb {
  font-size: .92rem; color: #AFBDC8; margin-bottom: 18px;
}
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 8px; }

/* ---------- Hizmet detay sayfası ---------- */
.detail {
  display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 56px;
  padding: 64px 0 80px;
}
@media (max-width: 960px) { .detail { grid-template-columns: 1fr; } }

.detail article > section { margin-bottom: 56px; }
.detail article > section:last-child { margin-bottom: 0; }
.detail article h2 { font-size: 2rem; }

.components {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 0; border-top: 1px solid var(--line);
}
.components div {
  padding: 20px 20px 20px 0; border-bottom: 1px solid var(--line);
}
.components div:nth-child(even) { padding-left: 20px; border-left: 1px solid var(--line); }
.components h4 { margin-bottom: 4px; }
.components p { margin: 0; color: var(--steel); font-size: 1rem; }
@media (max-width: 640px) {
  .components { grid-template-columns: 1fr; }
  .components div:nth-child(even) { padding-left: 0; border-left: 0; }
}

.options {
  width: 100%; border-collapse: collapse; font-size: 1rem;
}
.table-scroll { overflow-x: auto; }
.options th, .options td {
  text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.options th { font-family: var(--font-head); font-size: 1.1rem; font-weight: 600; background: var(--white); }
.options td:first-child { font-weight: 600; white-space: nowrap; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chips li {
  background: var(--white); border: 1px solid var(--line);
  padding: 7px 14px; border-radius: 999px; font-size: .95rem;
}

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li {
  position: relative; padding: 8px 0 8px 30px;
  border-bottom: 1px dashed var(--line);
}
.checklist li::before {
  content: ""; position: absolute; left: 2px; top: 15px;
  width: 12px; height: 7px;
  border-left: 3px solid var(--ok); border-bottom: 3px solid var(--ok);
  transform: rotate(-45deg);
}

.detail .steps { grid-template-columns: 1fr; gap: 0; }
.detail .steps li { border-top: 0; border-left: 2px solid var(--line); padding: 0 0 26px 34px; }
.detail .steps li::before { left: -17px; top: 0; }

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 4px 0;
}
.faq summary {
  cursor: pointer; font-weight: 600; padding: 14px 30px 14px 0;
  list-style: none; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 10px;
  font-size: 1.5rem; line-height: 1; color: var(--steel);
}
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--steel); padding-bottom: 10px; }

/* Yan menü */
.aside-box {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius-m); padding: 22px; margin-bottom: 24px;
}
.aside-box h3 { font-size: 1.3rem; }
.aside-nav { list-style: none; padding: 0; margin: 0; }
.aside-nav a {
  display: block; padding: 10px 12px; text-decoration: none;
  border-radius: var(--radius-s); border-left: 3px solid transparent;
}
.aside-nav a:hover { background: var(--paper); }
.aside-nav a[aria-current="page"] {
  background: var(--paper); border-left-color: var(--signal); font-weight: 600;
}
.aside-contact { background: var(--ink); color: var(--white); border: 0; }
.aside-contact h3 { color: var(--white); }
.aside-contact p { color: #C7D2DA; }
.aside-contact .btn { width: 100%; margin-top: 8px; }
.detail aside { position: sticky; top: 96px; align-self: start; }
@media (max-width: 960px) { .detail aside { position: static; } }

/* ---------- Projeler / portfolyo ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.filters button {
  font: inherit; font-size: .95rem; cursor: pointer;
  background: var(--white); border: 1px solid var(--line);
  padding: 8px 16px; border-radius: 999px; color: var(--ink);
}
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--white); border-color: var(--ink); }

.projects {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
@media (max-width: 960px) { .projects { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .projects { grid-template-columns: 1fr; } }

.project { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-m); overflow: hidden; }
.project[hidden] { display: none; }
.project-img {
  aspect-ratio: 4 / 3; background: var(--ink-2);
  display: grid; place-items: center; color: #7F93A3; font-size: .9rem;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 24px 24px;
  overflow: hidden;
}
.project-img img { width: 100%; height: 100%; object-fit: cover; }
.project-body { padding: 18px 20px 22px; }
.project-body h3 { font-size: 1.3rem; margin-bottom: 4px; }
.project-meta { color: var(--steel); font-size: .95rem; margin-bottom: 10px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0; }
.tags li {
  font-size: .82rem; font-weight: 600; background: var(--paper);
  padding: 4px 10px; border-radius: var(--radius-s);
}
.projects-empty {
  grid-column: 1 / -1; text-align: center; color: var(--steel);
  padding: 48px 20px; border: 1px dashed var(--line); border-radius: var(--radius-m);
}

/* ---------- Referans logoları ---------- */
.logos {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line);
}
.logos div {
  background: var(--white); height: 96px;
  display: grid; place-items: center; color: var(--steel); font-weight: 600;
}
@media (max-width: 760px) { .logos { grid-template-columns: repeat(3, 1fr); } }

/* ---------- Hakkımızda ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

.values { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.values div { border-top: 3px solid var(--ink); padding-top: 14px; }
@media (max-width: 620px) { .values { grid-template-columns: 1fr; } }

/* ---------- İletişim ---------- */
.contact-section { padding-top: 56px; }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.55fr); gap: 40px; align-items: start; }
@media (max-width: 960px) { .contact-layout { grid-template-columns: 1fr; } }
.contact-title { font-size: 1.7rem; margin-bottom: 16px; }

.c-cards { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 10px; }
.c-card {
  display: grid; grid-template-columns: 46px 1fr; gap: 14px; align-items: center;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-m);
  padding: 14px 16px; text-decoration: none; color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
}
a.c-card:hover { border-color: var(--signal); box-shadow: 0 8px 20px -14px rgba(15,33,48,.5); }
.c-card small { display: block; font-size: .8rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--steel); }
.c-card strong { display: block; font-weight: 600; font-size: 1.02rem; line-height: 1.35; overflow-wrap: anywhere; }
.c-card em { display: block; font-style: normal; font-size: .9rem; color: var(--steel); }
.c-ico {
  width: 46px; height: 46px; border-radius: 12px; flex: none;
  display: grid; place-items: center;
  background: #FDF3DC; color: var(--signal-dark);
}
.c-ico svg { width: 22px; height: 22px; }
.c-ico.c-wa { background: #E3F7EA; color: #1DA851; }

.service-note {
  display: grid; grid-template-columns: 46px 1fr; gap: 14px;
  background: var(--ink); color: #C7D2DA; border-radius: var(--radius-m); padding: 18px;
}
.service-note .c-ico { background: rgba(240,162,2,.15); color: var(--signal); }
.service-note strong { color: var(--white); font-family: var(--font-head); font-size: 1.25rem; font-weight: 600; }
.service-note p { margin: 2px 0 8px; font-size: .95rem; }
.service-note a { color: var(--white); font-weight: 600; text-decoration: none; border-bottom: 2px solid var(--signal); }

.form-card {
  background: var(--white); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 24px 48px -32px rgba(15,33,48,.45);
  overflow: hidden;
}
.form-card-head { background: var(--ink); color: var(--white); padding: 24px 28px; border-bottom: 3px solid var(--signal); }
.form-card-head h2 { color: var(--white); font-size: 1.75rem; margin-bottom: 6px; }
.form-card-head p { color: #C7D2DA; margin: 0; }
#teklif-formu { padding: 8px 28px 28px; }
@media (max-width: 560px) { #teklif-formu { padding: 4px 18px 22px; } .form-card-head { padding: 20px 18px; } }

.f-group { border: 0; margin: 0; padding: 20px 0 6px; border-bottom: 1px solid var(--line); }
.f-group legend {
  display: flex; align-items: center; gap: 10px; padding: 0; margin-bottom: 14px;
  font-family: var(--font-head); font-size: 1.2rem; font-weight: 600;
}
.f-group legend span {
  width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center;
  background: var(--ink); color: var(--white); font-size: .95rem;
}
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
@media (max-width: 560px) { .f-row { grid-template-columns: 1fr; } }

.field { margin-bottom: 16px; }
.field label, .f-label { display: block; font-weight: 600; margin-bottom: 6px; font-size: .95rem; }
.field label b { color: #C0392B; font-weight: 600; }
.field input:not([type="checkbox"]):not([type="radio"]), .field select, .field textarea {
  width: 100%; font: inherit; color: var(--ink);
  padding: 11px 13px; border: 1px solid #B9C4CC; border-radius: 6px;
  background: var(--white); transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--signal); box-shadow: 0 0 0 3px rgba(240,162,2,.25);
}
.field textarea { min-height: 110px; resize: vertical; }
.field .invalid, .field [aria-invalid="true"] { border-color: #C0392B !important; }

/* Sistem seçimi: ikonlu kutucuklar */
.chip-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
@media (max-width: 480px) { .chip-grid { grid-template-columns: 1fr; } }
.chip-check { position: relative; display: block; cursor: pointer; margin: 0; }
.chip-check input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chip-check span {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border: 1px solid #C9D2D8; border-radius: 8px;
  font-size: .95rem; font-weight: 500; line-height: 1.25; background: var(--white);
  transition: border-color .15s, background .15s;
}
.chip-check svg { width: 24px; height: 24px; flex: none; color: var(--steel); }
.chip-check:hover span { border-color: var(--steel); }
.chip-check input:checked + span { border-color: var(--signal); background: #FFF8E8; box-shadow: inset 0 0 0 1px var(--signal); }
.chip-check input:checked + span svg { color: var(--ink); }
.chip-check input:focus-visible + span { outline: 3px solid var(--signal); outline-offset: 2px; }

/* Dönüş tercihi */
.seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 14px; }
@media (max-width: 560px) { .seg { grid-template-columns: 1fr; } }
.seg label { position: relative; cursor: pointer; margin: 0; }
.seg input { position: absolute; opacity: 0; }
.seg span {
  display: block; text-align: center; padding: 10px 8px; border: 1px solid #C9D2D8; border-radius: 8px;
  font-weight: 500; font-size: .95rem;
}
.seg input:checked + span { background: var(--ink); color: var(--white); border-color: var(--ink); }
.seg input:focus-visible + span { outline: 3px solid var(--signal); outline-offset: 2px; }

.consent { display: grid; grid-template-columns: 20px 1fr; gap: 10px; align-items: start; margin: 20px 0 18px; font-size: .92rem; color: var(--steel); cursor: pointer; }
.consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--signal-dark); }
.consent a { color: var(--ink); }

.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.form-foot .btn { min-width: 200px; }
.form-note { font-size: .88rem; color: var(--steel); flex: 1; min-width: 200px; }
.form-msg { display: none; margin-top: 16px; padding: 14px 16px; border-radius: 8px; font-weight: 500; }
.form-msg.show { display: block; }
.form-msg.ok { background: #E6F4EC; color: #1D6B42; }
.form-msg.err { background: #FBEAEA; color: #A12622; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.map-section { background: var(--ink-2); }
.map-section iframe { display: block; width: 100%; height: 420px; border: 0; }
.map-placeholder {
  height: 320px; display: grid; place-content: center; justify-items: center; gap: 10px;
  color: #9FB0BE;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 28px 28px;
}
.map-placeholder p { margin: 0; }

/* Eski iletişim sınıfları (hizmet sayfası formları için) */
.check-group { display: flex; flex-wrap: wrap; gap: 8px 18px; }

/* ---------- Referanslar (ana sayfa) ---------- */
.ref-grid { display: flex; flex-wrap: wrap; gap: 14px; }
.ref-item {
  flex: 1 1 180px; max-width: 240px; height: 110px; padding: 18px 22px;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-m);
  display: grid; place-items: center; text-align: center;
  color: var(--steel); font-weight: 600; text-decoration: none;
  transition: border-color .15s, box-shadow .15s;
}
.ref-item:hover { border-color: #B9C4CC; box-shadow: 0 10px 24px -18px rgba(15,33,48,.5); }
.ref-item img { max-height: 64px; max-width: 100%; width: auto; object-fit: contain; filter: grayscale(1); opacity: .75; transition: filter .2s, opacity .2s; }
a.ref-item:hover img, .ref-item:hover img { filter: none; opacity: 1; }
a.ref-item:hover { color: var(--ink); }

/* ---------- Özel sayfalar ---------- */
.custom-cover { margin: 0 0 32px; border-radius: var(--radius-m); overflow: hidden; aspect-ratio: 21 / 9; background: var(--ink-2); }
.custom-cover img { width: 100%; height: 100%; object-fit: cover; }
.prose { max-width: 72ch; }
.prose h2 { font-size: 1.9rem; margin-top: 1.4em; }
.prose ul { padding-left: 1.2em; margin: 0 0 1em; }
.prose li { margin-bottom: .35em; }
.prose li::marker { color: var(--signal-dark); }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #C7D2DA; padding: 64px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 36px;
}
.site-footer h4 { color: var(--white); font-size: 1.2rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--white); text-decoration: underline; }
.site-footer .logo-text { color: var(--white); }
.site-footer .logo-text small { color: #AFBDC8; }
.footer-bottom {
  margin-top: 48px; border-top: 1px solid rgba(255,255,255,.12);
  padding: 18px 0; font-size: .9rem;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px;
}
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

/* WhatsApp butonu */
.wa {
  position: fixed; right: 18px; bottom: 18px; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; display: grid; place-items: center;
  box-shadow: 0 10px 24px -8px rgba(0,0,0,.4);
}
.wa svg { width: 30px; height: 30px; }