/* ikonik yazılım — site stili. Renkler logodan, yazı tipi Geist (OFL). */

@font-face { font-family: "Geist"; src: url("../fonts/Geist-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Geist"; src: url("../fonts/Geist-Medium.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Geist"; src: url("../fonts/Geist-SemiBold.woff2") format("woff2"); font-weight: 600; font-display: swap; }

:root {
  --cream: #F5F2EB;
  --cream-2: #EEE9DE;
  --ink: #13151C;
  --ink-2: #1B1E27;
  --orange: #E8501A;
  --slate: #5B6070;
  --line: #E0D9CA;
  --white: #FFFFFF;
  --soft-d: #B2B7C4;
  --muted-d: #7E8494;
  --line-d: rgba(255, 255, 255, .12);
  --radius: 20px;
  --wrap: 1200px;
  --gutter: clamp(20px, 4vw, 40px);
  --shadow: 0 24px 60px -28px rgba(19, 21, 28, .35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font: 400 17px/1.6 "Geist", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, video { display: block; max-width: 100%; height: auto; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-weight: 600; letter-spacing: -0.025em; text-wrap: balance; }
h1 { font-size: clamp(42px, 6vw, 82px); line-height: 1.03; letter-spacing: -0.035em; }
h2 { font-size: clamp(32px, 4.2vw, 54px); line-height: 1.08; }
h3 { font-size: 21px; line-height: 1.3; letter-spacing: -0.01em; }
h1 em, h2 em { font-style: normal; color: var(--orange); }
.lead { font-size: clamp(17px, 1.5vw, 20px); color: var(--slate); max-width: 620px; }
.fine { font-size: 13px; color: var(--slate); }
.wrap { width: 100%; max-width: calc(var(--wrap) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--ink); color: var(--cream); padding: 10px 16px; border-radius: 10px; }
.skip:focus { top: 16px; }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; border-radius: 6px; }

/* Noktalı zemin */
.dots { background-image: radial-gradient(#E2DCCF 1.3px, transparent 1.4px); background-size: 30px 30px; }
.dots-dark { background-image: radial-gradient(#262A35 1.3px, transparent 1.4px); background-size: 30px 30px; }

/* Üst etiket */
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--orange);
  margin-bottom: 20px;
}
.kicker::before { content: ""; width: 9px; height: 9px; border-radius: 2.5px; background: var(--orange); }

/* Düğmeler */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  padding: 16px 26px; border-radius: 999px; border: 1px solid transparent;
  font: 500 16px/1 "Geist", sans-serif; cursor: pointer; white-space: nowrap;
  transition: transform .2s ease, background-color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: var(--cream); }
.btn-primary::before, .btn-light::before { content: ""; width: 10px; height: 10px; border-radius: 3px; background: var(--orange); }
.btn-primary:hover { background: #000; }
.btn-ghost { background: var(--white); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: #CFC6B3; }
.btn-light { background: var(--cream); color: var(--ink); }
.btn-light:hover { background: var(--white); }
.btn-sm { padding: 11px 18px; font-size: 15px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }

/* ── Üst bar ─────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(245, 242, 235, .86);
  -webkit-backdrop-filter: saturate(1.4) blur(14px); backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent; transition: border-color .2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand img { height: 30px; width: auto; }
.nav { display: flex; align-items: center; gap: 30px; font-size: 15px; font-weight: 500; }
.nav a:not(.btn) { color: var(--slate); transition: color .2s ease; }
.nav a:not(.btn):hover { color: var(--ink); }
.menu-toggle { display: none; }

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 6px;
    width: 44px; height: 44px; padding: 0 11px; border: 1px solid var(--line); border-radius: 12px;
    background: var(--white); cursor: pointer;
  }
  .menu-toggle span:not(.sr-only) { display: block; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .2s ease; }
  .site-header.open .menu-toggle span:nth-of-type(2) { transform: translateY(4px) rotate(45deg); }
  .site-header.open .menu-toggle span:nth-of-type(3) { transform: translateY(-4px) rotate(-45deg); }
  .nav {
    position: absolute; left: 0; right: 0; top: 76px;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px var(--gutter) 24px; background: var(--cream); border-bottom: 1px solid var(--line);
    display: none;
  }
  .site-header.open .nav { display: flex; }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 17px; color: var(--ink); }
  .nav .btn { margin-top: 18px; }
}

/* ── Giriş ───────────────────────────────────────────── */
.hero { padding: clamp(40px, 7vw, 96px) 0 clamp(64px, 8vw, 120px); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.hero h1 { margin-bottom: 26px; }
.hero .lead { margin-bottom: 36px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 36px; }
.hero-note {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 14px; color: var(--slate); border-bottom: 1px solid transparent; transition: color .2s ease;
}
.hero-note:hover { color: var(--ink); }
.hero-note .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 5px rgba(232, 80, 26, .15); }

.hero-visual { position: relative; aspect-ratio: 1 / 1.08; }
.hero-phone { position: absolute; width: 62%; left: 18%; top: -4%; z-index: 1; }
.hero-card { position: absolute; z-index: 2; border-radius: 18px; box-shadow: var(--shadow); }
.hero-card-a { width: 52%; right: -2%; top: 12%; }
.hero-card-b { width: 50%; left: -2%; bottom: 6%; }
@media (prefers-reduced-motion: no-preference) {
  .float { animation: float 7s ease-in-out infinite; }
  .float-late { animation-delay: -3.5s; }
  @keyframes float { 50% { transform: translateY(-10px); } }
}

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 520px; width: 100%; margin: 12px auto 0; }
}

/* ── Bölümler ────────────────────────────────────────── */
.section { position: relative; padding: clamp(80px, 10vw, 140px) 0; overflow: hidden; }
.section-head { max-width: 760px; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head h2 { margin-bottom: 18px; }
.band { background: var(--cream-2); }
.dark { background-color: var(--ink); color: var(--cream); }
.dark .lead, .dark .fine { color: var(--soft-d); }
.dark p { color: var(--soft-d); }
.glow {
  position: absolute; width: 900px; height: 900px; right: -260px; top: -380px; pointer-events: none;
  background: radial-gradient(closest-side, rgba(232, 80, 26, .17), transparent);
}
.glow-low { top: auto; bottom: -460px; left: -300px; right: auto; background: radial-gradient(closest-side, rgba(70, 92, 150, .22), transparent); }
.dark .wrap { position: relative; }

/* Kartlar */
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }

/* ── Hizmetler ───────────────────────────────────────── */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service { padding: 30px; display: flex; flex-direction: column; transition: transform .25s ease, box-shadow .25s ease; }
.service:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.service .icon { width: 34px; height: 34px; fill: none; stroke: var(--ink); stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; margin-bottom: 26px; }
.service .icon .acc { fill: var(--orange); stroke: none; }
.service .num { font-size: 13px; font-weight: 500; color: var(--slate); letter-spacing: .08em; margin-bottom: 8px; }
.service h3 { margin-bottom: 10px; }
.service p { color: var(--slate); font-size: 16px; margin-bottom: 22px; }
.chips { list-style: none; margin: auto 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font-size: 13px; font-weight: 500; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; background: var(--cream); }
.service-cta { background: var(--ink); border-color: var(--ink); color: var(--cream); justify-content: center; }
.service-cta p { color: var(--soft-d); }
.service-cta .btn { align-self: flex-start; }
@media (max-width: 960px) { .services { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .services { grid-template-columns: 1fr; } .service { padding: 26px; } }

/* ── Proje ───────────────────────────────────────────── */
.case { display: grid; grid-template-columns: minmax(0, 440px) 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.case-video video { width: 100%; border-radius: 22px; border: 1px solid var(--line-d); background: var(--ink-2); box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .8); }
.case-points { list-style: none; margin: 0; padding: 0; counter-reset: p; display: grid; gap: 30px; }
.case-points li { counter-increment: p; display: grid; grid-template-columns: 52px 1fr; column-gap: 18px; }
.case-points li::before {
  content: counter(p, decimal-leading-zero); grid-row: span 2;
  width: 44px; height: 44px; border-radius: 12px; background: var(--orange); color: var(--cream);
  display: grid; place-items: center; font-size: 15px; font-weight: 600;
}
.case-points h3 { margin-bottom: 6px; color: var(--cream); }
.case-points p { font-size: 16px; }
@media (max-width: 860px) { .case { grid-template-columns: 1fr; } .case-video { max-width: 440px; } }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: clamp(56px, 7vw, 88px) 0 0; }
.stats div { border: 1px solid var(--line-d); border-radius: 18px; padding: 24px 24px 22px; background: rgba(255, 255, 255, .03); display: flex; flex-direction: column-reverse; gap: 6px; }
.stats dt { color: var(--soft-d); font-size: 15px; }
.stats dd { margin: 0; font-size: clamp(38px, 4.4vw, 56px); font-weight: 600; letter-spacing: -0.03em; line-height: 1; color: var(--cream); }
.stats small { font-size: .42em; color: var(--soft-d); margin-left: 8px; letter-spacing: 0; }
.stats b { color: var(--orange); font-weight: 600; }
@media (max-width: 860px) { .stats { grid-template-columns: repeat(2, 1fr); } }

.gallery-head { display: flex; align-items: center; justify-content: space-between; margin: clamp(56px, 7vw, 88px) 0 22px; }
.gallery-head h3 { color: var(--cream); font-size: 24px; }
.gallery-nav { display: flex; gap: 10px; }
.round {
  width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line-d); background: transparent;
  color: var(--cream); font: 500 18px/1 "Geist", sans-serif; cursor: pointer; transition: background-color .2s ease;
}
.round:hover { background: rgba(255, 255, 255, .08); }
.gallery {
  display: grid; grid-auto-flow: column; grid-auto-columns: clamp(250px, 30%, 360px); gap: 16px;
  overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 14px; margin-bottom: 14px;
  scrollbar-width: thin; scrollbar-color: #3A3E4A transparent;
}
.gallery figure { margin: 0; scroll-snap-align: start; }
.gallery img { border-radius: 18px; border: 1px solid var(--line-d); }
.gallery figcaption { margin-top: 12px; font-size: 15px; color: var(--soft-d); }

/* ── Yaklaşım ────────────────────────────────────────── */
.principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); }
.principle { padding: 30px 28px 0 0; }
.principle + .principle { padding-left: 28px; border-left: 1px solid var(--line); }
.principle .num { display: block; font-size: 15px; font-weight: 600; color: var(--orange); margin-bottom: 40px; }
.principle h3 { margin-bottom: 10px; }
.principle p { color: var(--slate); font-size: 16px; }
@media (max-width: 960px) {
  .principles { grid-template-columns: repeat(2, 1fr); border-top: 0; gap: 34px 28px; }
  .principle, .principle + .principle { padding: 24px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .principle .num { margin-bottom: 18px; }
}
@media (max-width: 560px) { .principles { grid-template-columns: 1fr; } }

/* ── Süreç ───────────────────────────────────────────── */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px; position: relative; }
.steps::before { content: ""; position: absolute; left: 22px; right: 22px; top: 22px; height: 2px; background: linear-gradient(90deg, var(--orange), #D9CFBB); }
.steps li { position: relative; }
.step-dot {
  position: relative; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%;
  background: var(--ink); color: var(--cream); font-weight: 600; margin-bottom: 26px; box-shadow: 0 0 0 6px var(--cream-2);
}
.steps li:first-child .step-dot { background: var(--orange); }
.steps h3 { margin-bottom: 8px; }
.steps p { color: var(--slate); font-size: 16px; }
@media (max-width: 960px) {
  .steps { grid-template-columns: 1fr; gap: 0; }
  .steps::before { left: 22px; right: auto; top: 22px; bottom: 22px; width: 2px; height: auto; background: linear-gradient(180deg, var(--orange), #D9CFBB); }
  .steps li { display: grid; grid-template-columns: 46px 1fr; column-gap: 22px; padding-bottom: 30px; }
  .step-dot { grid-row: span 2; margin-bottom: 0; }
}

/* ── SSS ─────────────────────────────────────────────── */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 24px 44px 24px 0; position: relative;
  font-size: 19px; font-weight: 500; letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 4px; top: 50%; width: 14px; height: 14px; margin-top: -7px;
  background: linear-gradient(var(--ink), var(--ink)) center / 14px 2px no-repeat,
              linear-gradient(var(--ink), var(--ink)) center / 2px 14px no-repeat;
  transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--slate); padding: 0 44px 24px 0; }
@media (max-width: 860px) { .faq-grid { grid-template-columns: 1fr; } }

/* ── İletişim ────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 96px); align-items: start; }
.contact-grid h2 { margin-bottom: 18px; }
.channels { list-style: none; margin: 36px 0 0; padding: 0; display: grid; gap: 10px; max-width: 420px; }
.channels a {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 18px 22px; border: 1px solid var(--line-d); border-radius: 16px; transition: background-color .2s ease;
}
.channels a:hover { background: rgba(255, 255, 255, .05); }
.channels span { color: var(--soft-d); font-size: 15px; }
.channels strong { font-weight: 500; }
.form { background: var(--ink-2); border: 1px solid var(--line-d); border-radius: 24px; padding: clamp(24px, 3.5vw, 40px); display: grid; gap: 18px; }
.field { display: grid; gap: 8px; }
.field label { font-size: 14px; color: var(--soft-d); }
.field input, .field select, .field textarea {
  width: 100%; font: 400 16px/1.5 "Geist", sans-serif; color: var(--cream);
  background: rgba(255, 255, 255, .04); border: 1px solid var(--line-d); border-radius: 12px; padding: 13px 15px;
  transition: border-color .2s ease;
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--soft-d) 50%), linear-gradient(135deg, var(--soft-d) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }
.field select option { color: var(--ink); }
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--orange); }
.field .invalid { border-color: #F87171; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { font-size: 14px; color: var(--soft-d); min-height: 1em; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

/* ── Alt bilgi ───────────────────────────────────────── */
.site-footer { background: var(--ink); color: var(--soft-d); border-top: 1px solid var(--line-d); padding: 56px 0 28px; }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.footer-inner img { width: 180px; margin-bottom: 18px; }
.footer-inner p { font-size: 15px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 26px; font-size: 15px; }
.site-footer nav a:hover { color: var(--cream); }
.footer-bottom { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line-d); font-size: 13px; color: var(--muted-d); }

/* ── Belirme ─────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1); }
  .js .reveal.in { opacity: 1; transform: none; }
}