/* Aydın Drafting – tek sayfa site */
:root {
  --navy: #14243A;
  --navy-2: #1d3150;
  --orange: #D9622B;
  --orange-dk: #b94f1f;
  --paper: #F7F5F0;
  --paper-2: #EDE8DF;
  --ink: #14243A;
  --muted: #55627a;
  --line: #d9d2c4;
  --white: #ffffff;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Consolas, "Courier New", monospace;
  --wrap: 1120px;
  --r: 10px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; }
.mono { font-family: var(--mono); }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; z-index: 100; background: var(--navy); color: var(--paper); padding: 8px 12px; }

:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }

/* Grid (milimetrik kâğıt) arka planı */
.grid-bg {
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(20,36,58,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,36,58,.06) 1px, transparent 1px),
    linear-gradient(rgba(20,36,58,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,36,58,.03) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px;
}
.grid-bg-dark {
  background-color: var(--navy);
  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: 40px 40px;
}

/* Butonlar */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 22px;
  background: var(--orange); color: var(--white);
  border: 1.5px solid var(--orange); border-radius: 6px;
  font: 600 16px/1 var(--sans); text-decoration: none;
  transition: background .15s, border-color .15s, color .15s;
}
.btn:hover { background: var(--orange-dk); border-color: var(--orange-dk); }
.btn-ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: var(--paper); border-color: var(--navy); }
.btn-light { background: var(--paper); color: var(--navy); border-color: var(--paper); }
.btn-light:hover { background: var(--white); border-color: var(--white); }
.btn-sm { min-height: 38px; padding: 0 14px; font-size: 14px; }

/* Üst bar */
.top {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,245,240,.94);
  -webkit-backdrop-filter: saturate(1.2) blur(6px);
  backdrop-filter: saturate(1.2) blur(6px);
  border-bottom: 1px solid var(--line);
}
.top-in { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand img { height: 40px; width: auto; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { font-size: 15px; font-weight: 500; text-decoration: none; color: var(--muted); }
.nav a:hover { color: var(--navy); }
.top-actions { display: flex; align-items: center; gap: 12px; }
.lang { display: flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.lang button {
  font: 500 13px/1 var(--mono); letter-spacing: .04em;
  padding: 0 10px; min-height: 36px; min-width: 40px;
  background: transparent; color: var(--muted); border: 0; cursor: pointer;
}
.lang button[aria-pressed="true"] { background: var(--navy); color: var(--paper); }

/* Hero */
.hero { border-bottom: 1px solid var(--line); }
.hero-in {
  display: grid; grid-template-columns: 1.25fr .9fr; gap: 56px; align-items: center;
  padding-top: 88px; padding-bottom: 96px;
}
.eyebrow {
  font: 500 13px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--orange); margin-bottom: 18px;
}
.hero h1 { font-size: clamp(34px, 5vw, 56px); max-width: 17ch; }
.lead { font-size: 19px; color: var(--muted); margin-top: 22px; max-width: 54ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-mail { margin-top: 18px; font-size: 14px; }
.hero-mail a { color: var(--muted); text-decoration: none; border-bottom: 1px dashed var(--line); }
.hero-mail a:hover { color: var(--navy); }

/* Pafta antedi kartı */
.titleblock {
  background: var(--white); border: 1.5px solid var(--navy); border-radius: 4px;
  font-size: 13px; box-shadow: 8px 8px 0 rgba(20,36,58,.08);
}
.tb-head { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-bottom: 1.5px solid var(--navy); }
.tb-head img { width: 40px; height: 40px; }
.tb-head strong { display: block; font-size: 14px; letter-spacing: .12em; }
.tb-head span { color: var(--muted); }
.titleblock dl { margin: 0; }
.titleblock dl > div { display: grid; grid-template-columns: 108px 1fr; border-bottom: 1px solid var(--line); }
.titleblock dt { padding: 10px 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; font-size: 11px; border-right: 1px solid var(--line); }
.titleblock dd { margin: 0; padding: 9px 12px; color: var(--ink); }
.tb-foot { display: flex; align-items: center; gap: 12px; padding: 10px 14px; font-size: 11px; color: var(--muted); }
.tb-foot .dim { flex: 1; height: 9px; position: relative; }
.tb-foot .dim::before { content: ""; position: absolute; left: 0; right: 0; top: 4px; border-top: 1.5px solid var(--orange); }
.tb-foot .dim::after { content: ""; position: absolute; left: 0; right: 0; top: 0; bottom: 0; border-left: 1.5px solid var(--orange); border-right: 1.5px solid var(--orange); }

/* Giriş kartları (iki ana alan) */
.entries { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.entry {
  display: flex; flex-direction: column; gap: 10px;
  padding: 28px 28px 24px; border-radius: var(--r);
  background: var(--white); border: 1.5px solid var(--navy); color: var(--navy);
  text-decoration: none; position: relative; overflow: hidden;
  transition: transform .15s, box-shadow .15s;
}
.entry::after {
  content: ""; position: absolute; right: -40px; top: -40px; width: 140px; height: 140px;
  border: 1.5px solid rgba(217,98,43,.35); border-radius: 50%;
}
.entry:hover { transform: translateY(-2px); box-shadow: 6px 6px 0 rgba(20,36,58,.12); }
.entry-dark { background: var(--navy); color: var(--paper); }
.entry-orange { border-color: var(--orange); box-shadow: inset 0 4px 0 var(--orange); }
.entry-tag { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--orange); }
.entry-title { font-size: clamp(24px, 2.6vw, 30px); font-weight: 700; line-height: 1.15; }
.entry-text { font-size: 16px; opacity: .82; max-width: 44ch; }
.entry-go { margin-top: 6px; font-size: 13px; color: var(--orange); }

/* Neden dışarıdan destek şeridi */
.why { background: var(--navy); color: var(--paper); }
.why-in { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.why-item { padding: 28px 28px 28px 0; }
.why-item + .why-item { padding-left: 28px; border-left: 1px solid rgba(255,255,255,.14); }
.why-k { font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--orange); margin-bottom: 8px; }
.why-item p:not(.why-k) { font-size: 15.5px; color: #c9d1dd; }

/* Referanslar */
.refs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.ref {
  margin: 0; background: var(--white); border: 1px solid var(--line); border-radius: var(--r);
  padding: 24px; display: flex; flex-direction: column; gap: 16px;
}
.ref blockquote { margin: 0; font-size: 16.5px; color: #33405a; }
.ref figcaption { display: flex; flex-direction: column; gap: 2px; font-size: 14px; color: var(--muted); }
.ref figcaption strong { color: var(--ink); font-size: 15px; }
.ref-area { font-size: 11px; color: var(--orange); letter-spacing: .08em; margin-top: 6px; }
.ref-ph {
  min-height: 160px; align-items: center; justify-content: center;
  border: 1.5px dashed #b9b09f; background: transparent; color: var(--muted); font-size: 13px;
}

/* Bölümler */
.section { padding: 96px 0; }
.section-alt { background: var(--paper-2); }
.sec-head { margin-bottom: 44px; max-width: 680px; }
.sec-no {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; color: var(--orange); letter-spacing: .1em; margin-bottom: 10px;
}
.sec-no::after { content: ""; width: 48px; border-top: 1.5px solid currentColor; }
.sec-head h2 { font-size: clamp(28px, 3.6vw, 38px); }
.sec-lead { color: var(--muted); margin-top: 14px; font-size: 18px; }

/* Hizmet kartları */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r);
  padding: 26px 24px 24px; position: relative;
}
.card::before { content: ""; position: absolute; left: 24px; top: 0; width: 36px; border-top: 3px solid var(--orange); }
.card-no { font-size: 12px; color: var(--muted); letter-spacing: .08em; margin-bottom: 10px; }
.card h3 { font-size: 20px; margin-bottom: 14px; }
.card ul { margin: 0; padding: 0; list-style: none; }
.card li { position: relative; padding-left: 18px; font-size: 15.5px; color: #33405a; margin-top: 7px; }
.card li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; border-top: 1.5px solid var(--orange); }

.cards-2 { grid-template-columns: repeat(2, 1fr); }
.tools { margin-top: 18px; }
.team-note {
  display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: baseline;
  background: var(--navy); color: var(--paper); border-radius: var(--r);
  padding: 20px 24px; margin: -16px 0 28px; max-width: 860px;
}
.team-tag { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--orange); }
.team-note p:not(.team-tag) { font-size: 16.5px; }
.card-cta { background: transparent; border-style: dashed; display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.card-cta p:not(.card-no) { color: var(--muted); font-size: 15.5px; }
.card-cta h3 { margin-bottom: 0; }
.card-cta .btn { margin-top: auto; }

.sub-head { display: flex; flex-direction: column; gap: 6px; margin: 64px 0 28px; font-size: 24px; }
.sub-head .mono { font-size: 12px; font-weight: 500; color: var(--orange); letter-spacing: .12em; text-transform: uppercase; }

/* Adımlar */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
.step { position: relative; padding-top: 64px; }
.step::before { content: ""; position: absolute; left: 0; right: -20px; top: 21px; border-top: 1.5px dashed #b9b09f; }
.step:last-child::before { right: 0; }
.step-no {
  position: absolute; top: 0; left: 0; width: 44px; height: 44px;
  display: grid; place-items: center;
  background: var(--navy); color: var(--paper); border-radius: 50%; font-size: 16px; font-weight: 500;
}
.step h4 { font-size: 19px; margin-bottom: 10px; }
.step p { color: var(--muted); font-size: 15.5px; }

/* Hakkımda */
.about { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; }
.about .sec-head { margin-bottom: 0; }
.about-name { font-size: 24px; font-weight: 700; margin-bottom: 14px; }
.about-name span { display: block; font-size: 13px; font-weight: 500; color: var(--orange); letter-spacing: .1em; text-transform: uppercase; margin-top: 4px; }
.about-body p + p { margin-top: 14px; }
.about-body > p:not(.about-name) { color: #33405a; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 26px 0 0; }
.chips li { border: 1px solid var(--navy); border-radius: 999px; padding: 6px 14px; font-size: 13px; }

/* Örnek çalışmalar */
.works-head { font-size: 13px; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 0 0 16px; }
.works + .works-head { margin-top: 44px; }
.works { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.work { margin: 0; }
.work-frame {
  position: relative; aspect-ratio: 4 / 3; overflow: hidden;
  border: 1.5px dashed #b9b09f; border-radius: var(--r);
  background:
    linear-gradient(rgba(20,36,58,.05) 1px, transparent 1px) 0 0 / 16px 16px,
    linear-gradient(90deg, rgba(20,36,58,.05) 1px, transparent 1px) 0 0 / 16px 16px,
    var(--paper);
  display: grid; place-items: center;
}
.work-frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; background: var(--white); }
.work-frame img:not(.ok) { visibility: hidden; }
.work-frame:has(img.ok) { border-style: solid; border-color: var(--line); }
.work-ph { font-size: 13px; color: var(--muted); letter-spacing: .04em; padding: 0 12px; text-align: center; }
.work figcaption { margin-top: 10px; font-size: 14.5px; color: #33405a; }
.work figcaption .mono { color: var(--orange); font-size: 12px; margin-right: 4px; }

/* İletişim */
.contact { color: var(--paper); }
.contact .sec-lead { color: #b8c2d2; }
.contact-in { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; }
.contact .sec-head { margin-bottom: 0; }
.contact-mail {
  display: inline-block; font: 600 clamp(22px, 3vw, 32px)/1.2 var(--sans);
  color: var(--paper); text-decoration: none; border-bottom: 2px solid var(--orange);
  padding-bottom: 4px; overflow-wrap: anywhere;
}
.contact-mail:hover { color: var(--white); }
.contact-list { list-style: none; padding: 0; margin: 26px 0 30px; font-size: 15px; }
.contact-list li { display: grid; grid-template-columns: 130px 1fr; gap: 12px; padding: 10px 0; border-top: 1px solid rgba(255,255,255,.12); }
.contact-list li:last-child { border-bottom: 1px solid rgba(255,255,255,.12); }
.contact-list span { color: #8f9bb0; text-transform: uppercase; font-size: 12px; letter-spacing: .08em; padding-top: 2px; }
.contact-list a { text-decoration: none; overflow-wrap: anywhere; }
.contact-list a:hover { color: var(--orange); }

/* Alt bilgi */
.foot { background: var(--navy); border-top: 1px solid rgba(255,255,255,.1); color: #8f9bb0; }
.foot-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 22px; padding-bottom: 22px; }
.foot img { height: 34px; width: auto; }
.foot p { font-size: 12.5px; }

/* Duyarlı düzen */
@media (max-width: 1120px) {
  .nav { display: none; }
  .top-actions { margin-left: auto; }
}
@media (max-width: 980px) {
  .hero-in { grid-template-columns: 1fr; gap: 44px; padding-top: 56px; padding-bottom: 64px; }
  .titleblock { max-width: 460px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .entries { grid-template-columns: 1fr; gap: 14px; }
  .refs { grid-template-columns: 1fr; }
  .team-note { grid-template-columns: 1fr; gap: 6px; margin-top: -8px; }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .step::before { display: none; }
  .works { grid-template-columns: repeat(2, 1fr); }
  .about, .contact-in { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .wrap { padding-left: 16px; padding-right: 16px; }
  .top-in { height: 60px; gap: 12px; }
  .brand img { height: 32px; }
  .section { padding: 64px 0; }
  .sec-head { margin-bottom: 32px; }
  .lead { font-size: 17px; }
  .hero-cta .btn { flex: 1 1 100%; }
  .cards, .cards-2, .steps { grid-template-columns: 1fr; }
  .why-in { grid-template-columns: 1fr; }
  .why-item, .why-item + .why-item { padding: 18px 0; border-left: 0; }
  .why-item + .why-item { border-top: 1px solid rgba(255,255,255,.14); }
  .ref-ph { min-height: 100px; }
  .entry { padding: 22px 20px 20px; }
  .sub-head { margin-top: 48px; font-size: 21px; }
  .works { gap: 14px; }
  .titleblock dl > div { grid-template-columns: 96px 1fr; }
  .contact-list li { grid-template-columns: 1fr; gap: 2px; }
  .contact .btn { width: 100%; }
  .foot-in { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 380px) {
  .btn-sm { padding: 0 10px; }
  .brand img { height: 28px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }