/* AkaQMS tanıtım sitesi — ortak stil (tasarım yönü A: "Kontrollü Doküman")
   Renk temeli marka: kağıt #F6F4F1, mürekkep #2B2F36, yanık turuncu #C8511F (azar azar).
   Yazı: Inter (metin + başlık), IBM Plex Mono (etiket + rakam). Hepsi site/fonts'tan (OFL).
   Kontrast (kağıt zeminde): mürekkep 12,6:1 · soluk mürekkep 5,5:1 · koyu turuncu 5,5:1;
   turuncu düğmede beyaz yazı 4,5:1; koyu zeminde açık turuncu 5:1. */

/* ---------- yazı tipleri ---------- */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url('../fonts/inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url('../fonts/inter-tr.woff2') format('woff2');
  unicode-range: U+011E-011F, U+0130, U+015E-015F, U+20BA; }
@font-face { font-family: 'Plex Mono'; font-weight: 400; font-display: swap;
  src: url('../fonts/plexmono-400-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Plex Mono'; font-weight: 400; font-display: swap;
  src: url('../fonts/plexmono-400-latinext.woff2') format('woff2');
  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Plex Mono'; font-weight: 500; font-display: swap;
  src: url('../fonts/plexmono-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Plex Mono'; font-weight: 500; font-display: swap;
  src: url('../fonts/plexmono-500-latinext.woff2') format('woff2');
  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF; }

/* ---------- renk ve ölçü değişkenleri ---------- */
:root {
  color-scheme: light;
  --kagit: #F6F4F1;
  --kagit-2: #EEEBE6;
  --kagit-3: #E5E1DA;
  --cizgi: #D9D4CB;
  --murekkep: #2B2F36;
  --murekkep-2: #3D424B;
  --soluk: #5C6270;
  --turuncu: #C8511F;
  --turuncu-koyu: #A6421A;
  --turuncu-acik: #E88450;
  --turuncu-zemin: #F7E6DC;
  --yesil: #2F7D5A;
  --beyaz: #FFFFFF;
  --sari-zemin: #FFF1B8;

  --govde: 'Inter', -apple-system, 'Segoe UI', system-ui, sans-serif;
  --mono: 'Plex Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --yumusak: cubic-bezier(.22, .61, .36, 1);
  --genislik: 1240px;
  --kenar: 32px;
}

/* ---------- temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body {
  margin: 0; color: var(--murekkep); font: 400 17px/1.6 var(--govde); font-optical-sizing: auto;
  background-color: var(--kagit);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-color: var(--turuncu); }
:focus-visible { outline: 2px solid var(--turuncu); outline-offset: 3px; border-radius: 3px; }
[hidden] { display: none !important; }
h1, h2, h3, h4 { font-weight: 650; letter-spacing: -.022em; line-height: 1.1; margin: 0; text-wrap: balance; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
strong, b { font-weight: 600; }

.kap { max-width: var(--genislik); margin: 0 auto; padding: 0 var(--kenar); }
.mono { font-family: var(--mono); font-size: 12.5px; font-weight: 400; letter-spacing: .06em; text-transform: uppercase; }
.gorunmez { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.atla { position: absolute; left: 12px; top: -60px; z-index: 50; background: var(--murekkep); color: var(--kagit); padding: 10px 14px; border-radius: 4px; text-decoration: none; }
.atla:focus { top: 12px; }
.yer-tutucu { background: var(--sari-zemin); padding: 0 4px; border-radius: 2px; font-weight: 600; }

/* ---------- künye + üst menü ---------- */
.kunye { border-bottom: 1px solid var(--cizgi); background: var(--kagit); color: var(--soluk); }
.kunye .kap { display: flex; justify-content: space-between; gap: 16px; padding-top: 7px; padding-bottom: 7px; }
.ust { position: sticky; top: 0; z-index: 30; background: rgba(246,244,241,.95); border-bottom: 1px solid var(--cizgi); }
.ust .kap { display: flex; align-items: center; gap: 28px; height: 68px; }
.ust .logo { flex: none; display: block; }
.ust .logo img { height: 40px; width: auto; }
.menu { display: flex; gap: 24px; margin-left: auto; font-size: 15px; font-weight: 500; }
.menu a { text-decoration: none; padding: 6px 0; border-bottom: 1.5px solid transparent; }
.menu a:hover, .menu a[aria-current="page"] { border-color: var(--turuncu); }
.menu-dugme { display: none; margin-left: 0; background: none; border: 1px solid var(--murekkep); border-radius: 6px; width: 44px; height: 40px; padding: 0; cursor: pointer; color: var(--murekkep); }
.menu-dugme svg { width: 20px; height: 20px; margin: auto; }

/* ---------- düğmeler ---------- */
.dugme { display: inline-flex; align-items: center; justify-content: center; gap: 10px; font: 600 15.5px/1 var(--govde); letter-spacing: -.005em;
  padding: 14px 20px; border-radius: 6px; text-decoration: none; border: 1.5px solid var(--murekkep); color: var(--murekkep); background: transparent;
  cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.dugme.dolu { background: var(--turuncu); border-color: var(--turuncu); color: var(--beyaz); }
.dugme.dolu:hover { background: var(--turuncu-koyu); border-color: var(--turuncu-koyu); }
.dugme:not(.dolu):hover { background: var(--murekkep); color: var(--kagit); }
.dugme svg { width: 16px; height: 16px; flex: none; }
.dugme.kucuk { padding: 11px 16px; font-size: 15px; }
.dugmeler { display: flex; gap: 14px; flex-wrap: wrap; }
[data-miknatis] { will-change: transform; }

/* ---------- kahraman (ana sayfa girişi) ---------- */
.kahraman { position: relative; padding: 72px 0 32px; }
.kahraman-izgara { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; }
.ust-etiket { display: flex; align-items: center; gap: 12px; color: var(--turuncu-koyu); margin-bottom: 22px; }
.ust-etiket::before { content: ''; width: 28px; height: 1.5px; background: var(--turuncu); flex: none; }
.kahraman h1 { font-size: clamp(40px, 5.4vw, 72px); line-height: 1.02; letter-spacing: -.034em; font-weight: 650; margin-bottom: 24px; }
.kahraman h1 em { font-style: normal; color: var(--soluk); }
.kahraman h1 u { text-decoration: none; background: linear-gradient(var(--turuncu), var(--turuncu)) 0 94% / 100% 5px no-repeat; }
.ozet { font-size: 19px; line-height: 1.55; color: var(--murekkep-2); max-width: 34em; margin: 0 0 32px; }
.olcu { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; margin-top: 44px; border-top: 1px solid var(--murekkep); }
.olcu div { padding: 14px 32px 0 0; margin-right: 32px; border-right: 1px solid var(--cizgi); }
.olcu div:last-child { border-right: 0; margin-right: 0; }
.olcu b { display: block; font: 500 30px/1 var(--mono); letter-spacing: -.02em; }
.olcu span { display: block; margin-top: 8px; font-size: 14px; color: var(--soluk); }
.halka-alani { position: relative; aspect-ratio: 1; touch-action: pan-y; }
.halka-alani svg { width: 100%; height: 100%; overflow: visible; }
.halka-not { position: absolute; font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em; color: var(--soluk); text-transform: uppercase; white-space: nowrap; }
.halka-not::before { content: ''; display: inline-block; width: 18px; height: 1px; background: currentColor; vertical-align: middle; margin-right: 8px; }
.halka-not.n1 { left: -4%; top: 13%; }
.halka-not.n2 { right: -8%; top: 44%; }
.halka-not.n3 { left: 1%; bottom: 12%; }

/* ---------- şekil (gerçek ürün ekranı çerçevesi) ---------- */
.sekil { margin: 0; }
.kahraman .sekil { margin-top: 40px; }
.cerceve { position: relative; border: 1px solid var(--murekkep); background: var(--beyaz); transform-origin: 50% 60%;
  box-shadow: var(--golge-x, 0) var(--golge-y, 18px) 48px -20px rgba(43,47,54,.28); }
.cerceve .bar { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--murekkep); padding: 8px 14px; background: var(--kagit-2); color: var(--soluk); }
.cerceve img { width: 100%; }
.sekil figcaption { display: flex; gap: 14px; margin-top: 12px; color: var(--soluk); font-size: 14.5px; line-height: 1.5; }
.sekil figcaption b { flex: none; color: var(--murekkep); font-family: var(--mono); font-weight: 500; font-size: 12.5px; letter-spacing: .06em; padding-top: 1px; }

/* ---------- bölüm düzeni ---------- */
.bolum { padding: 104px 0 24px; }
.bolum-bas { display: grid; grid-template-columns: 220px 1fr; gap: 32px; border-top: 1.5px solid var(--murekkep); padding-top: 18px; margin-bottom: 40px; }
.bolum-bas > .mono { color: var(--turuncu-koyu); padding-top: 9px; }
.bolum-bas h2 { font-size: clamp(30px, 3.4vw, 44px); letter-spacing: -.028em; margin-bottom: 12px; }
.bolum-bas p { color: var(--murekkep-2); max-width: 42em; }

/* ---------- tanıdık sorunlar: denetim raporu düzeni ---------- */
.bulgular { border-top: 1px solid var(--murekkep); }
.bulgu { display: grid; grid-template-columns: 220px 1fr 1fr; gap: 32px; padding: 26px 0; border-bottom: 1px solid var(--cizgi); position: relative; }
.bulgu::before { content: ''; position: absolute; left: -20px; top: 0; bottom: 0; width: 3px; background: var(--turuncu); transform: scaleY(0); transform-origin: top; transition: transform .45s var(--yumusak); }
.bulgu:hover::before { transform: scaleY(1); }
.bulgu .no { font-family: var(--mono); font-size: 13px; color: var(--soluk); padding-top: 4px; }
.bulgu .no b { display: inline-block; color: var(--murekkep); border: 1px solid var(--murekkep); padding: 2px 7px; margin-right: 8px; font-weight: 500; }
.bulgu h3 { font-size: 21px; letter-spacing: -.015em; margin-bottom: 6px; }
.bulgu p { color: var(--murekkep-2); font-size: 16px; }
.bulgu .cevap { border-left: 1px dashed var(--cizgi); padding-left: 28px; }
.bulgu .cevap .mono { color: var(--turuncu-koyu); display: block; margin-bottom: 6px; }

/* ---------- öne çıkan modüller ---------- */
.one-cikan { display: grid; grid-template-columns: 1.3fr 1fr 1fr; border: 1px solid var(--murekkep); background: var(--beyaz); }
.one-cikan article { padding: 28px; border-right: 1px solid var(--cizgi); display: flex; flex-direction: column; }
.one-cikan article:last-child { border-right: 0; }
.one-cikan h3 { font-size: 24px; margin-bottom: 8px; }
.one-cikan p { color: var(--murekkep-2); font-size: 16px; margin-bottom: 14px; }
.one-cikan ul { margin: 0 0 18px; padding: 0; list-style: none; font-size: 15px; }
.one-cikan li { padding: 7px 0; border-top: 1px solid var(--kagit-3); display: flex; gap: 10px; }
.one-cikan li::before { content: '—'; color: var(--turuncu); flex: none; }
.one-cikan .devam { margin-top: auto; font-weight: 600; font-size: 15px; text-decoration: none; display: inline-flex; gap: 8px; align-items: center; }
.one-cikan .devam:hover { color: var(--turuncu-koyu); }
.rozet { display: inline-block; align-self: flex-start; font: 500 11.5px/1 var(--mono); letter-spacing: .08em; padding: 5px 8px; background: var(--turuncu-zemin); color: var(--turuncu-koyu); margin-bottom: 14px; text-transform: uppercase; }
.rozet.gri { background: var(--kagit-2); color: var(--soluk); }

/* ---------- modül vitrini ---------- */
.vitrin { display: grid; grid-template-columns: 380px 1fr; gap: 40px; align-items: start; }
.vitrin-liste { border-top: 1px solid var(--murekkep); }
.vitrin-liste h3 { font: 500 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--soluk); padding: 18px 0 8px; }
.vitrin-liste a { display: grid; grid-template-columns: 56px 1fr auto; gap: 10px; align-items: baseline; padding: 10px 10px 10px 0; border-bottom: 1px solid var(--cizgi); text-decoration: none; position: relative; transition: background .25s; }
.vitrin-liste a .kod { font: 500 12px/1.4 var(--mono); color: var(--turuncu-koyu); padding-left: 10px; }
.vitrin-liste a b { font-weight: 550; font-size: 16px; }
.vitrin-liste a i { font-style: normal; font: 500 10.5px/1 var(--mono); letter-spacing: .06em; color: var(--turuncu-koyu); }
.vitrin-liste a:hover { background: linear-gradient(90deg, var(--turuncu-zemin), transparent 85%); }
.vitrin-liste a[aria-current="true"] { background: var(--murekkep); color: var(--kagit); }
.vitrin-liste a[aria-current="true"] .kod, .vitrin-liste a[aria-current="true"] i { color: var(--turuncu-acik); }
.vitrin-onizleme { position: sticky; top: 96px; }
.vitrin-onizleme .ekran { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--kagit-2); }
.vitrin-onizleme .ekran img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top left; transition: opacity .45s var(--yumusak), transform .7s var(--yumusak); }
.vitrin-onizleme .ekran img.gizli { opacity: 0; transform: scale(1.012); }
.vitrin-onizleme h3 { font-size: 26px; margin: 22px 0 8px; }
.vitrin-onizleme p { color: var(--murekkep-2); }
.vitrin-onizleme ul { margin: 14px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.vitrin-onizleme li { background: var(--beyaz); border: 1px solid var(--cizgi); padding: 12px 14px; font-size: 14.5px; line-height: 1.4; }
.vitrin-onizleme .devam { display: inline-flex; gap: 8px; margin-top: 16px; font-weight: 600; font-size: 15px; }

/* ---------- modüller konuşur ---------- */
.pano { position: relative; }
.pano svg.baglar { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; z-index: 0; }   /* çizgiler karoların ARKASINDA: yazıların üstünden geçmez */
.karolar { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; position: relative; z-index: 1; }
.karo { font: inherit; color: inherit; text-align: left; cursor: pointer; background: var(--beyaz); border: 1px solid var(--cizgi); padding: 14px 14px 12px; min-height: 104px;
  display: flex; flex-direction: column; gap: 5px; transition: opacity .3s, border-color .3s, background .3s, color .3s; }
.karo .kod { font: 500 11.5px/1 var(--mono); letter-spacing: .07em; color: var(--soluk); }
.karo b { font-size: 15.5px; line-height: 1.2; font-weight: 600; }
.karo span.k { font-size: 13px; line-height: 1.35; color: var(--soluk); }
.karo.cekirdek { background: transparent; border-style: dashed; border-color: var(--soluk); }
.pano.secili .karo { opacity: .4; }
.pano.secili .karo.bagli { opacity: 1; border-color: var(--murekkep); }
.pano.secili .karo.aktif { opacity: 1; background: var(--murekkep); color: var(--kagit); border-color: var(--murekkep); }
.pano.secili .karo.aktif .kod, .pano.secili .karo.aktif span.k { color: rgba(246,244,241,.78); }
.bag { fill: none; stroke: var(--turuncu); stroke-width: 2; stroke-linecap: round; transition: stroke-dashoffset .9s var(--yumusak); }
.aciklama { margin-top: 26px; display: grid; grid-template-columns: 220px 1fr; gap: 24px; border-top: 1.5px solid var(--murekkep); padding-top: 18px; min-height: 120px; }
.aciklama .mono { color: var(--turuncu-koyu); }
.aciklama ul { margin: 0; padding: 0; list-style: none; columns: 2; column-gap: 36px; }
.aciklama li { padding: 4px 0; break-inside: avoid; font-size: 16px; }
.aciklama li { padding-left: 16px; position: relative; }
.aciklama li::before { content: ''; position: absolute; left: 0; top: 15px; width: 8px; height: 1.5px; background: var(--turuncu); }

/* ---------- nasıl çalışır özeti / adımlar ---------- */
.ucluk { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--murekkep); }
.ucluk > div { padding: 22px 28px 0 0; margin-right: 28px; border-right: 1px solid var(--cizgi); }
.ucluk > div:last-child { border-right: 0; margin-right: 0; }
.ucluk.dort { grid-template-columns: repeat(4, 1fr); }
.ucluk h3 { font-size: 20px; margin: 10px 0 8px; }
.ucluk p { color: var(--murekkep-2); font-size: 16px; }
.ucluk .simge { width: 34px; height: 34px; stroke: var(--murekkep); fill: none; stroke-width: 1.5; }
.adimlar { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--murekkep); background: var(--beyaz); counter-reset: adim; }
.adimlar li { padding: 22px 20px; border-right: 1px solid var(--cizgi); counter-increment: adim; }
.adimlar li:last-child { border-right: 0; }
.adimlar.uc { grid-template-columns: repeat(3, 1fr); }
.adimlar li::before { content: counter(adim, decimal-leading-zero); display: block; font: 500 12.5px/1 var(--mono); color: var(--turuncu-koyu); margin-bottom: 14px; }
.adimlar b { display: block; font-size: 17px; margin-bottom: 4px; }
.adimlar span { display: block; font: 400 12px/1.4 var(--mono); color: var(--soluk); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.adimlar p { font-size: 14.5px; color: var(--murekkep-2); }

/* ---------- çağrı bandı ---------- */
.cagri { margin-top: 104px; background: var(--murekkep); color: var(--kagit); }
.cagri .kap { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; padding-top: 64px; padding-bottom: 64px; }
.cagri h2 { font-size: clamp(30px, 3.6vw, 46px); letter-spacing: -.03em; }
.cagri p { color: rgba(246,244,241,.8); margin-top: 12px; max-width: 36em; }
.cagri .dugme:not(.dolu) { border-color: rgba(246,244,241,.55); color: var(--kagit); }
.cagri .dugme:not(.dolu):hover { background: var(--kagit); color: var(--murekkep); }

/* ---------- alt bilgi ---------- */
.alt { border-top: 1.5px solid var(--murekkep); margin-top: 0; padding: 48px 0 32px; font-size: 15px; background: var(--kagit); }
.cagri + .alt { border-top: 0; }
.alt-izgara { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
.alt-izgara img { height: 38px; width: auto; margin-bottom: 14px; }
.alt-izgara p { color: var(--soluk); font-size: 14.5px; max-width: 26em; }
.alt h2 { font: 500 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--soluk); margin-bottom: 14px; }
.alt ul { list-style: none; margin: 0; padding: 0; }
.alt li { padding: 4px 0; }
.alt li a { text-decoration: none; }
.alt li a:hover { text-decoration: underline; }
.alt-son { display: flex; justify-content: space-between; gap: 16px; margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--cizgi); color: var(--soluk); }

/* ---------- iç sayfa başlığı ---------- */
.sayfa-bas { padding: 64px 0 8px; }
.sayfa-bas .ust-etiket { margin-bottom: 18px; }
.sayfa-bas h1 { font-size: clamp(36px, 4.6vw, 60px); letter-spacing: -.032em; line-height: 1.04; margin-bottom: 18px; max-width: 18em; }
.sayfa-bas .ozet { margin-bottom: 0; }
.sayfa-bas .bas-dugmeler { margin-top: 28px; }
.adimlar span a { color: var(--murekkep); }
.atlama { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.atlama a { font: 500 12.5px/1 var(--mono); letter-spacing: .04em; text-decoration: none; border: 1px solid var(--cizgi); background: var(--beyaz); padding: 9px 11px; }
.atlama a:hover { border-color: var(--murekkep); }

/* ---------- modül ayrıntı bölümleri ---------- */
.modul { display: grid; grid-template-columns: 1fr 1.25fr; gap: 48px; padding: 56px 0; border-top: 1px solid var(--cizgi); align-items: start; }
.modul:nth-of-type(even) > .modul-metin { order: 2; }
.modul-bas { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.modul-bas .kod { font: 500 12.5px/1 var(--mono); color: var(--turuncu-koyu); border: 1px solid currentColor; padding: 4px 7px; }
.modul-bas .rozet { margin: 0; }
.modul h2 { font-size: clamp(26px, 2.8vw, 34px); margin-bottom: 12px; }
.modul .giris-metni { font-size: 17.5px; color: var(--murekkep-2); }
.maddeler { list-style: none; margin: 18px 0 0; padding: 0; border-top: 1px solid var(--murekkep); }
.maddeler li { padding: 12px 0 12px 26px; border-bottom: 1px solid var(--kagit-3); position: relative; font-size: 16px; }
.maddeler li::before { content: ''; position: absolute; left: 2px; top: 22px; width: 12px; height: 1.5px; background: var(--turuncu); }
.maddeler li b { display: block; }
.not { margin-top: 18px; padding: 12px 14px; background: var(--beyaz); border: 1px dashed var(--soluk); font-size: 15px; color: var(--murekkep-2); }
.not .mono { color: var(--turuncu-koyu); margin-right: 8px; }
.kareler { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.kare { background: var(--beyaz); border: 1px solid var(--cizgi); padding: 20px; }
.kare h3 { font-size: 18px; margin-bottom: 6px; }
.kare p { font-size: 15px; color: var(--murekkep-2); }

/* ---------- mimari şeması (CSS ile, telefonda alt alta) ---------- */
.sema { border: 1px solid var(--murekkep); background: var(--beyaz); padding: 28px; position: relative; }
.sema-ag { border: 1.5px dashed var(--soluk); padding: 26px; position: relative; display: grid; grid-template-columns: 1fr 64px 1.1fr; align-items: center; }
.sema-ag > .mono.etiket { position: absolute; top: -9px; left: 18px; background: var(--beyaz); padding: 0 8px; color: var(--soluk); }
.sema-sunucu { border: 1.5px solid var(--murekkep); padding: 22px; background: var(--kagit); }
.sema-sunucu b { display: block; font-size: 20px; margin: 8px 0 6px; }
.sema-sunucu ul { margin: 10px 0 0; padding: 0; list-style: none; font-size: 14.5px; color: var(--murekkep-2); }
.sema-sunucu li { padding: 3px 0; }
.sema-sunucu li::before { content: '· '; color: var(--turuncu); font-weight: 700; }
.sema-hat { height: 1.5px; background: var(--murekkep); position: relative; }
.sema-hat::after { content: ''; position: absolute; right: -1px; top: -4px; border: 5px solid transparent; border-left-color: var(--murekkep); border-right: 0; }
.sema-istemci { display: grid; gap: 10px; }
.sema-istemci div { border: 1px solid var(--murekkep); padding: 12px 14px; background: var(--beyaz); display: flex; gap: 12px; align-items: center; font-size: 15px; }
.sema-istemci div.istege { border-style: dashed; color: var(--murekkep-2); }
.sema-istemci svg { width: 22px; height: 22px; stroke: var(--murekkep); fill: none; stroke-width: 1.5; flex: none; }
.sema-dis { display: flex; align-items: center; gap: 14px; margin-top: 22px; color: var(--soluk); font-size: 15px; }
.sema-dis .kesik { flex: 0 0 64px; height: 0; border-top: 1.5px dashed var(--soluk); position: relative; }
.sema-dis .kesik::after { content: '×'; position: absolute; left: 50%; top: -14px; transform: translateX(-50%); color: var(--turuncu-koyu); font-weight: 700; }

/* ---------- tablo ---------- */
.tablo { width: 100%; border-collapse: collapse; background: var(--beyaz); border: 1px solid var(--murekkep); font-size: 15.5px; }
.tablo th, .tablo td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--kagit-3); vertical-align: top; }
.tablo th { font: 500 12px/1.3 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--soluk); background: var(--kagit-2); border-bottom: 1px solid var(--murekkep); }
.tablo-kap { overflow-x: auto; }

/* ---------- SSS ---------- */
.sss { border-top: 1px solid var(--murekkep); }
.sss details { border-bottom: 1px solid var(--cizgi); }
.sss summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 1fr 28px; gap: 16px; align-items: center; padding: 20px 0; font-size: 19px; font-weight: 600; letter-spacing: -.01em; }
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after { content: '+'; font: 400 24px/1 var(--mono); color: var(--turuncu-koyu); text-align: center; transition: transform .3s var(--yumusak); }
.sss details[open] summary::after { transform: rotate(45deg); }
.sss details > div { padding: 0 44px 22px 0; color: var(--murekkep-2); max-width: 52em; }

/* ---------- form ---------- */
.form-izgara { display: grid; grid-template-columns: 1.3fr .7fr; gap: 48px; align-items: start; }
.form { background: var(--beyaz); border: 1px solid var(--murekkep); padding: 30px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px 20px; }
.alan { display: flex; flex-direction: column; gap: 7px; }
.alan.genis { grid-column: 1 / -1; }
.alan label, .alan legend { font-size: 14.5px; font-weight: 600; }
.alan label small { font-weight: 400; color: var(--soluk); }
.alan input, .alan select, .alan textarea { font: 400 16px/1.4 var(--govde); color: var(--murekkep); background: var(--kagit); border: 1px solid var(--cizgi); border-radius: 4px; padding: 12px 13px; width: 100%; }
.alan textarea { min-height: 140px; resize: vertical; }
.alan input:focus, .alan select:focus, .alan textarea:focus { outline: 2px solid var(--turuncu); outline-offset: 0; border-color: var(--turuncu); background: var(--beyaz); }
.alan input:user-invalid, .alan textarea:user-invalid { border-color: #B23A2E; }
.onay { grid-column: 1 / -1; display: flex; gap: 10px; align-items: flex-start; font-size: 14.5px; color: var(--murekkep-2); }
.onay input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--turuncu); flex: none; }
.bal { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-son { grid-column: 1 / -1; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.form-durum { font-size: 15px; }
.form-durum.hata { color: #B23A2E; font-weight: 600; }
.form-durum.tamam { color: var(--yesil); font-weight: 600; }
.yan-bilgi { border-top: 1.5px solid var(--murekkep); padding-top: 18px; }
.yan-bilgi h2 { font-size: 22px; margin-bottom: 10px; }
.yan-bilgi p, .yan-bilgi li { color: var(--murekkep-2); font-size: 15.5px; }
.yan-bilgi ul { padding-left: 18px; margin: 0 0 18px; }

/* ---------- yasal metin ---------- */
.metin { max-width: 46em; }
.metin h2 { font-size: 24px; margin: 40px 0 12px; }
.metin h3 { font-size: 18px; margin: 24px 0 8px; }
.metin ul, .metin ol { padding-left: 22px; }
.metin li { margin-bottom: 6px; }
.metin .tarih { color: var(--soluk); }

/* ---------- kaydırınca sakin giriş ---------- */
.giris-bekliyor { opacity: 0; transform: translateY(16px); transition: opacity .8s var(--yumusak), transform .8s var(--yumusak); }
.giris-bekliyor.gorundu { opacity: 1; transform: none; }

/* ---------- 404 ---------- */
.yok-sayfa { padding: 120px 0 60px; }
.yok-sayfa .kod-buyuk { font: 500 clamp(64px, 12vw, 140px)/1 var(--mono); color: var(--turuncu-koyu); letter-spacing: -.04em; }

/* ---------- geniş ekran altı ---------- */
@media (max-width: 1080px) {
  .karolar { grid-template-columns: repeat(4, 1fr); }
  .vitrin { grid-template-columns: 320px 1fr; }
  .adimlar { grid-template-columns: repeat(3, 1fr); }
  .adimlar li:nth-child(3) { border-right: 0; }
  .adimlar li:nth-child(n+4) { border-top: 1px solid var(--cizgi); }
  .ucluk.dort { grid-template-columns: repeat(2, 1fr); row-gap: 24px; }
  .ucluk.dort > div:nth-child(2) { border-right: 0; margin-right: 0; }
}
@media (max-width: 900px) {
  :root { --kenar: 16px; }
  body { font-size: 16.5px; }
  .kunye .kap span:last-child { display: none; }
  .menu-dugme { display: grid; }
  .ust .kap { gap: 12px; }
  .ust .dugme.kucuk { padding: 10px 12px; font-size: 14.5px; margin-left: auto; }
  .menu { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--kagit); border-bottom: 1px solid var(--murekkep); flex-direction: column; gap: 0; padding: 8px var(--kenar) 16px; }
  .menu.acik { display: flex; }
  .menu a { padding: 13px 0; border-bottom: 1px solid var(--cizgi); font-size: 17px; }
  .kahraman { padding-top: 32px; }
  .kahraman-izgara { grid-template-columns: 1fr; gap: 8px; }
  .halka-alani { order: -1; width: 74%; margin: 0 auto -6px; }
  .halka-not { display: none; }
  .olcu { grid-template-columns: repeat(3, 1fr); }
  .olcu div { padding-right: 10px; margin-right: 10px; }
  .olcu b { font-size: 22px; }
  .cerceve .bar span:last-child { display: none; }
  .sekil figcaption { flex-direction: column; gap: 2px; }
  .bolum { padding-top: 72px; }
  .bolum-bas, .bulgu { grid-template-columns: 1fr; gap: 10px; }
  .bulgu::before { left: -10px; }
  .bulgu .cevap { border-left: 0; padding-left: 0; border-top: 1px dashed var(--cizgi); padding-top: 12px; }
  .one-cikan { grid-template-columns: 1fr; }
  .one-cikan article { border-right: 0; border-bottom: 1px solid var(--cizgi); }
  .vitrin { grid-template-columns: 1fr; }
  .vitrin-onizleme { position: static; order: -1; }
  .vitrin-onizleme ul { grid-template-columns: 1fr; }
  .karolar { grid-template-columns: repeat(2, 1fr); }
  .aciklama { grid-template-columns: 1fr; gap: 8px; }
  .aciklama ul { columns: 1; }
  .ucluk, .ucluk.dort { grid-template-columns: 1fr; }
  .ucluk > div { border-right: 0; margin-right: 0; padding-right: 0; border-bottom: 1px solid var(--cizgi); padding-bottom: 20px; }
  .adimlar, .adimlar.uc { grid-template-columns: 1fr; }
  .adimlar li { border-right: 0; border-top: 1px solid var(--cizgi); }
  .adimlar li:first-child { border-top: 0; }
  .cagri .kap { grid-template-columns: 1fr; gap: 24px; padding-top: 48px; padding-bottom: 48px; }
  .alt-izgara { grid-template-columns: 1fr 1fr; }
  .alt-izgara > div:first-child { grid-column: 1 / -1; }
  .alt-son { flex-direction: column; gap: 6px; }
  .modul { grid-template-columns: 1fr; gap: 24px; padding: 44px 0; }
  .modul:nth-of-type(even) > .modul-metin { order: 0; }
  .kareler { grid-template-columns: 1fr; }
  .sema { padding: 16px; }
  .sema-ag { grid-template-columns: 1fr; gap: 0; padding: 22px 14px 14px; }
  .sema-hat { width: 1.5px; height: 32px; margin: 0 auto; }
  .sema-hat::after { right: -4px; top: auto; bottom: -1px; border: 5px solid transparent; border-top-color: var(--murekkep); border-bottom: 0; }
  .form-izgara { grid-template-columns: 1fr; gap: 32px; }
  .form { grid-template-columns: 1fr; padding: 20px; }
  .sss summary { font-size: 17.5px; }
  .sss details > div { padding-right: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .giris-bekliyor { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}
@media print {
  body { background: #fff; }
  .kunye, .ust, .cagri, .alt, .menu-dugme { display: none; }
}