/* heryerdeinternet.com — agb.net.tr tasarım diliyle (koyu zemin, Outfit, AGB kırmızısı) */

:root {
  --bg: #060606;
  --bg-2: #0c0c0d;
  --bg-3: #141416;
  --card: rgba(255, 255, 255, .035);
  --card-2: rgba(255, 255, 255, .06);
  --line: rgba(255, 255, 255, .1);
  --line-2: rgba(255, 255, 255, .18);
  --ink: #ffffff;
  --ink-2: rgba(255, 255, 255, .66);
  --ink-3: rgba(255, 255, 255, .44);
  --red: #a31217;
  --red-2: #d41c24;
  --red-soft: rgba(163, 18, 23, .18);
  --blue: #007bff;
  --blue-2: #4da3ff;
  --blue-soft: rgba(0, 123, 255, .14);
  --ok: #22c55e;
  --warn: #f5b301;
  --sans: "Outfit", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "Liberation Mono", monospace;
  --gutter: 16px;
  --max: 1200px;
  --r: 16px;
  --paper: var(--bg-3);
  --paper-2: var(--bg-2);
  --navy: var(--red);
  --scene-acc: rgba(0, 123, 255, .16);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.65 var(--sans); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-2); text-underline-offset: 3px; }
a:hover { color: #fff; }
h1, h2, h3 { line-height: 1.08; margin: 0 0 .55em; text-wrap: balance; }
h1 { font-size: clamp(2.2rem, 5.4vw, 4rem); font-weight: 900; text-transform: uppercase; letter-spacing: -.5px; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); font-weight: 900; text-transform: uppercase; letter-spacing: -.5px; }
h3 { font-size: 1.2rem; font-weight: 700; line-height: 1.25; }
p { margin: 0 0 1em; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
@media (min-width: 720px) { :root { --gutter: 32px; } }

.skip { position: absolute; left: -999px; top: 8px; background: var(--red); color: #fff; padding: 8px 12px; z-index: 30; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

.mono, code { font-family: var(--mono); font-size: .9em; }
.label {
  display: inline-flex; align-items: center; gap: 10px;
  font: 700 .8rem/1.2 var(--sans); text-transform: uppercase; letter-spacing: .16em;
  color: #ff4d55; margin: 0 0 18px;
}
.label::before { content: ""; flex: none; width: 28px; height: 3px; background: var(--red); border-radius: 2px; }

/* ---------- üst kısım */
.site-head {
  position: sticky; top: 0; z-index: 20;
  background: rgba(5, 5, 5, .86); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 76px; }
.brand img { width: 200px; height: auto; }
@media (min-width: 1100px) { .brand img { width: 220px; } }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 2px; }
.nav { display: flex; align-items: center; gap: 14px; }
.nav a { display: block; padding: 8px 11px; color: var(--ink-2); text-decoration: none; font-size: .95rem; font-weight: 500; border-radius: 10px; }
.nav a:hover { color: #fff; background: var(--card-2); }
.nav a[aria-current="page"] { color: #fff; }
.nav a[aria-current="page"]::after { content: ""; display: block; height: 2px; margin-top: 4px; background: var(--red); border-radius: 2px; }
.nav .nav-phone { font-weight: 700; white-space: nowrap; color: #fff; background: var(--red); padding: 10px 18px; border-radius: 100px; }
.nav .nav-phone:hover { background: var(--red-2); }
.nav-toggle { display: none; }

@media (max-width: 1099px) {
  .js .nav-toggle { display: block; font: 600 .95rem var(--sans); background: var(--card-2); color: #fff; border: 1px solid var(--line); padding: 9px 16px; border-radius: 10px; cursor: pointer; }
  .js .nav { display: none; }
  .js .nav.open { display: block; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; z-index: 5; background: #0a0a0a; border-bottom: 1px solid var(--line); padding: 8px var(--gutter) 18px; }
  .nav:not(.open) { position: static; }
  .head-row { flex-wrap: wrap; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav a { padding: 13px 4px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav a[aria-current="page"]::after { display: none; }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--red); padding-left: 12px; }
  .nav .nav-phone { display: inline-block; margin-top: 14px; border: 0; border-radius: 100px; padding: 11px 20px; }
}

.crumb-bar { background: var(--bg); }
.crumb { font-size: .85rem; color: var(--ink-3); padding-top: 18px; }
.crumb a { color: var(--ink-3); }

/* ---------- genel bölümler */
.section { padding: 72px 0; background: var(--bg); }
.section.alt { background: var(--bg-2); }
@media (min-width: 900px) { .section { padding: 104px 0; } }
.lead { font-size: 1.15rem; color: var(--ink-2); max-width: 62ch; }
.prose { max-width: 68ch; }
.prose p { color: var(--ink-2); }
.prose h2 { font-size: 1.3rem; margin-top: 1.6em; }
.two { display: grid; gap: 40px; }
@media (min-width: 900px) {
  .two { grid-template-columns: 1fr 1fr; gap: 64px; }
  .two.wide-left { grid-template-columns: 1.25fr 1fr; }
  .two.wide-right { grid-template-columns: 1fr 1.25fr; }
}

/* ---------- koyu üst bölümler */
.dark {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(900px 480px at 88% 8%, rgba(163, 18, 23, .32), transparent 60%),
    radial-gradient(700px 420px at 0% 100%, rgba(0, 123, 255, .16), transparent 60%),
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 40px 40px,
    var(--bg);
}
.dark .lead { color: rgba(255, 255, 255, .76); }

.hero { padding: 56px 0 72px; }
@media (min-width: 900px) { .hero { padding: 88px 0 104px; } }
.hero-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 980px) { .hero-grid { grid-template-columns: .95fr 1.05fr; gap: 48px; } }
.hero h1 { max-width: 14ch; }
.hero .lead { margin-bottom: 30px; }
.hero-tags { list-style: none; padding: 0; margin: 30px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.hero-tags li { font-size: .85rem; font-weight: 600; color: var(--ink-2); border: 1px solid var(--line-2); border-radius: 100px; padding: 6px 14px; }

.page-hero { padding: 48px 0 64px; }
.page-hero h1 { max-width: 20ch; font-size: clamp(2rem, 4.6vw, 3.3rem); }
.ph-grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 900px) { .ph-grid { grid-template-columns: 1.3fr .7fr; } }
.ph-art { color: rgba(255, 255, 255, .88); --scene-acc: rgba(163, 18, 23, .38); max-width: 420px; justify-self: center; width: 100%; }
@media (max-width: 899px) { .ph-art { max-width: 300px; } }

.btns { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; text-decoration: none;
  padding: 14px 26px; font-weight: 700; font-size: .98rem; border-radius: 100px;
  border: 1px solid var(--line-2); color: #fff; background: transparent; transition: background .15s, border-color .15s;
}
.btn:hover { background: var(--card-2); border-color: #fff; color: #fff; }
.btn-solid { background: var(--red); border-color: var(--red); }
.btn-solid:hover { background: var(--red-2); border-color: var(--red-2); }

/* hero görseli (scenes.hero) */
.hero-vis { display: block; width: 100%; height: auto; }
.hero-vis text { font-family: var(--sans); }
.hero-vis .src rect { fill: rgba(255, 255, 255, .05); stroke: rgba(255, 255, 255, .22); stroke-width: 1.2; }
.hero-vis .src-5g rect { stroke: rgba(77, 163, 255, .75); }
.hero-vis .you rect { fill: var(--red); stroke: var(--red); }
.hero-vis .src-b { font-size: 20px; font-weight: 800; fill: #fff; }
.hero-vis .src-s { font-size: 12px; fill: rgba(255, 255, 255, .6); }
.hero-vis .you .src-s { fill: rgba(255, 255, 255, .88); }
.hero-vis .ln { fill: none; stroke-width: 2.5; opacity: .35; }
.hero-vis .ln-5g { stroke: var(--blue-2); }
.hero-vis .ln-wan { stroke: #c7ccd4; }
.hero-vis .ln-flow { fill: none; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 10 22; animation: flow 1.4s linear infinite; }
.hero-vis .ln-out { stroke: var(--red); stroke-width: 10; stroke-linecap: round; }
.hero-vis .ln-out-flow { stroke: #fff; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 8 14; animation: flow .9s linear infinite; opacity: .85; }
.hero-vis .hero-cap { font-size: 12px; font-weight: 700; letter-spacing: .2em; fill: rgba(255, 255, 255, .55); }
@keyframes flow { to { stroke-dashoffset: -32; } }
@media (prefers-reduced-motion: reduce) { .hero-vis .ln-flow, .hero-vis .ln-out-flow { animation: none; } }

/* ---------- rakam bandı */
.stats { background: linear-gradient(90deg, #170405, #0a0a0b 45%, #04101f); border-block: 1px solid var(--line); padding: 44px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 20px; }
@media (min-width: 900px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stats b { display: block; font-size: clamp(1.9rem, 3.6vw, 2.8rem); font-weight: 900; line-height: 1; letter-spacing: -.5px; }
.stats div:nth-child(odd) b { color: #ff3b42; }
.stats div:nth-child(even) b { color: var(--blue-2); }
.stats span { display: block; color: var(--ink-2); font-size: .92rem; margin-top: 8px; line-height: 1.35; }

/* ---------- çizim */
.scene { display: block; width: 100%; height: auto; }
.scene .acc { fill: var(--scene-acc); }

/* ---------- hizmet kartları */
.cards { display: grid; gap: 18px; margin-top: 36px; }
@media (min-width: 700px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1050px) { .cards { grid-template-columns: repeat(6, 1fr); } .card { grid-column: span 2; } .card:nth-child(4), .card:nth-child(5) { grid-column: span 3; } }
.card {
  display: flex; flex-direction: column; gap: 8px; text-decoration: none; color: #fff;
  background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 24px;
  transition: border-color .2s, transform .2s, background .2s;
}
.card:hover { border-color: rgba(212, 28, 36, .7); background: var(--card-2); transform: translateY(-3px); color: #fff; }
.card-art { display: block; color: rgba(255, 255, 255, .84); --scene-acc: rgba(0, 123, 255, .22); background: rgba(0, 0, 0, .35); border: 1px solid var(--line); border-radius: 14px; padding: 14px 24px; margin-bottom: 10px; }
.card-art svg { max-height: 150px; margin: 0 auto; }
.card .n { font-size: .8rem; font-weight: 800; color: #ff4d55; letter-spacing: .14em; }
.card b { font-size: 1.3rem; font-weight: 800; line-height: 1.2; }
.card .d { color: var(--ink-2); font-size: .97rem; }
.card .go { margin-top: auto; padding-top: 8px; color: var(--blue-2); font-weight: 700; font-size: .92rem; }

/* ---------- akış listesi */
.flow { list-style: none; margin: 32px 0 0; padding: 0; display: grid; gap: 0; counter-reset: step; }
.flow li { position: relative; padding: 18px 18px 18px 58px; border: 1px solid var(--line); background: var(--card); border-radius: var(--r); margin-bottom: 28px; }
.flow li:last-child { margin-bottom: 0; }
.flow li::before { counter-increment: step; content: counter(step, decimal-leading-zero); position: absolute; left: 18px; top: 18px; font-weight: 800; font-size: .9rem; color: #ff4d55; }
.flow li:not(:last-child)::after { content: ""; position: absolute; left: 50%; bottom: -29px; width: 2px; height: 28px; background: var(--red); }
.flow strong { display: block; font-size: 1.02rem; margin-bottom: 4px; }
.flow span { display: block; font-size: .9rem; color: var(--ink-2); line-height: 1.5; }
.flow .tags { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.flow .tags i { font: normal 700 .72rem/1 var(--sans); padding: 6px 9px; border: 1px solid var(--line-2); border-radius: 100px; color: var(--ink-2); }
.flow .tags i.on { border-color: var(--blue); color: var(--blue-2); background: var(--blue-soft); }
@media (min-width: 1000px) {
  .flow { grid-template-columns: repeat(5, 1fr); gap: 24px; }
  .flow li { margin: 0; padding: 50px 16px 18px; }
  .flow li::before { left: 16px; top: 16px; }
  .flow li:not(:last-child)::after { left: auto; right: -25px; top: 50%; bottom: auto; width: 24px; height: 2px; }
}

/* ---------- kontrol listesi */
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { position: relative; padding: 14px 0 14px 38px; border-bottom: 1px solid var(--line); color: var(--ink-2); }
.checklist li::before { content: ""; position: absolute; left: 0; top: 16px; width: 22px; height: 22px; border-radius: 50%; background: var(--red-soft); border: 1px solid rgba(212, 28, 36, .7); }
.checklist li::after { content: ""; position: absolute; left: 8px; top: 20px; width: 5px; height: 10px; border: solid #ff5a5f; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.checklist strong { color: #fff; }
.stage-h { display: flex; align-items: baseline; gap: 12px; border-bottom: 2px solid var(--red); padding-bottom: 12px; margin-bottom: 4px; }
.stage-h .mono { color: #ff4d55; font-family: var(--sans); font-weight: 900; }
.stage-h h3 { text-transform: uppercase; letter-spacing: .02em; }

/* ---------- tablo */
.spec { width: 100%; border-collapse: collapse; margin: 28px 0 0; font-size: .97rem; }
.spec th, .spec td { text-align: left; vertical-align: top; padding: 16px 14px 16px 0; border-bottom: 1px solid var(--line); }
.spec th { width: 30%; font-weight: 700; color: #fff; }
.spec td { color: var(--ink-2); }
.spec td b { color: #fff; }
.spec thead th { font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; color: #ff4d55; border-bottom: 1px solid var(--line-2); }
@media (max-width: 640px) {
  .spec, .spec tbody, .spec tr, .spec th, .spec td { display: block; width: auto; }
  .spec thead { display: none; }
  .spec th { border: 0; padding: 16px 0 2px; }
  .spec td { padding: 0 0 16px; }
}
.refs td.num, .refs th.num { text-align: right; white-space: nowrap; font-weight: 800; color: #fff; }
@media (max-width: 640px) { .refs td.num { text-align: left; } .refs td.num::before { content: attr(data-l) ": "; color: var(--ink-3); font-weight: 400; } }

/* ---------- hikaye */
.story { border-left: 3px solid var(--red); padding: 4px 0 4px 26px; }
.story p { font-size: 1.12rem; color: rgba(255, 255, 255, .82); }
.note { font-size: .9rem; color: var(--ink-3); }

/* ---------- yuvalar */
.slots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 24px 0; }
@media (min-width: 600px) { .slots { grid-template-columns: repeat(3, 1fr); } }
.slot { border: 1px solid var(--line); background: var(--card); padding: 16px; border-radius: 14px; }
.slot b { display: block; font-size: .75rem; font-weight: 800; color: var(--ink-3); letter-spacing: .14em; text-transform: uppercase; }
.slot span { display: block; font-size: 1.5rem; font-weight: 900; margin-top: 2px; }
.slot small { display: block; color: var(--ink-2); font-size: .82rem; line-height: 1.4; margin-top: 4px; }
.slot.g5 { border-top: 3px solid var(--blue); }
.slot.g5 span { color: var(--blue-2); }
.slot.wan { border-top: 3px solid #9aa1ab; }
.slot.out { background: var(--red); border-color: var(--red); }
.slot.out b, .slot.out small { color: rgba(255, 255, 255, .82); }

/* ---------- adımlar */
.steps { list-style: none; counter-reset: s; padding: 0; margin: 28px 0 0; display: grid; gap: 18px; }
@media (min-width: 800px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.steps li { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; }
.steps li::before { counter-increment: s; content: counter(s, decimal-leading-zero); display: block; font-size: 2rem; font-weight: 900; color: #ff4d55; line-height: 1; margin-bottom: 12px; }
.steps h3 { margin-bottom: 6px; }
.steps p { color: var(--ink-2); font-size: .95rem; margin: 0; }

/* ---------- özellik blokları */
.feature { display: grid; gap: 28px; padding: 56px 0; border-top: 1px solid var(--line); }
.feature:first-of-type { border-top: 0; }
@media (min-width: 900px) { .feature { grid-template-columns: 1fr 1.3fr; gap: 64px; align-items: center; } .feature.flip > :first-child { order: 2; } }
.feature p { color: var(--ink-2); }
.feature ul { padding-left: 1.1em; color: var(--ink-2); }
.feature li { margin-bottom: 6px; }
.feature li::marker { color: #ff4d55; }
.badge { display: inline-block; font: 800 .7rem/1 var(--sans); padding: 6px 10px; border-radius: 100px; letter-spacing: .08em; text-transform: uppercase; vertical-align: middle; border: 1px solid currentColor; }
.badge.go { color: var(--ok); background: rgba(34, 197, 94, .1); }
.badge.warn { color: var(--warn); background: rgba(245, 179, 1, .1); }
.badge.no { color: #ff5a5f; background: var(--red-soft); }

/* ---------- ekran görüntüsü */
.shot { margin: 0; }
.shot img { border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 30px 60px rgba(0, 0, 0, .5); }
.shot figcaption { font-size: .85rem; color: var(--ink-3); margin-top: 10px; }
.shot.phone img { max-width: 300px; margin: 0 auto; border-radius: 28px; }
.shot.phone figcaption { text-align: center; }

/* yer tutucu: iskelet arayüz */
.ph { position: relative; background: #0e0e10; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; box-shadow: 0 30px 60px rgba(0, 0, 0, .5); }
.ph b { display: block; background: rgba(255, 255, 255, .06); border-radius: 6px; }
.ph-bar { display: flex; align-items: center; gap: 6px; padding: 10px 12px; border-bottom: 1px solid var(--line); background: #141417; }
.ph-bar i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255, 255, 255, .18); }
.ph-bar i:first-child { background: var(--red); }
.ph-bar span { flex: 1; height: 10px; margin-left: 10px; max-width: 220px; border-radius: 5px; background: rgba(255, 255, 255, .07); }
.ph-body { display: grid; grid-template-columns: 22% 1fr; gap: 12px; padding: 14px; aspect-ratio: 16 / 9; }
.ph-side { display: grid; gap: 10px; align-content: start; }
.ph-side b { height: 12px; }
.ph-side b:first-child { background: rgba(163, 18, 23, .55); }
.ph-main { display: grid; gap: 12px; grid-template-rows: auto 1fr auto; min-width: 0; }
.ph-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.ph .ph-cards b { height: 44px; border: 1px solid var(--line); background: rgba(255, 255, 255, .03); position: relative; }
.ph-cards b::before { content: ""; position: absolute; left: 10px; top: 10px; width: 40%; height: 6px; border-radius: 3px; background: rgba(77, 163, 255, .55); }
.ph-chart { border: 1px solid var(--line); border-radius: 8px; padding: 8px; min-height: 0; }
.ph-chart svg { width: 100%; height: 100%; display: block; }
.ph-chart path { fill: none; stroke: var(--red-2); stroke-width: 2; vector-effect: non-scaling-stroke; }
.ph-rows { display: grid; gap: 6px; }
.ph-rows b { height: 8px; }
.ph-rows b:nth-child(2) { width: 80%; }
.ph-rows b:nth-child(3) { width: 60%; }
.ph-note { position: absolute; right: 12px; bottom: 12px; font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .72); background: rgba(0, 0, 0, .6); border: 1px solid var(--line); border-radius: 100px; padding: 5px 10px; }
.ph-phone { aspect-ratio: 9 / 18; max-width: 240px; margin: 0 auto; border-radius: 30px; border: 6px solid #1c1c20; padding: 30px 12px 12px; }
.ph-notch { position: absolute; top: 8px; left: 50%; width: 70px; height: 14px; margin-left: -35px; border-radius: 10px; background: #1c1c20; }
.ph-phone .ph-cards { grid-template-columns: 1fr; }
.ph.ph-phone .ph-cards b { height: 54px; }
.ph-phone .ph-note { left: 8px; right: 8px; transform: none; text-align: center; font-size: .6rem; letter-spacing: .06em; padding: 5px 4px; }

/* ---------- SSS */
.faq { padding: 64px var(--gutter) 88px; }
.faq h2 { margin-bottom: 24px; }
.faq-item { border: 1px solid var(--line); border-radius: 14px; background: var(--card); max-width: 860px; margin-bottom: 10px; }
.faq-item summary { cursor: pointer; padding: 18px 52px 18px 20px; font-weight: 700; list-style: none; position: relative; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 18px; top: 13px; font-size: 1.5rem; font-weight: 400; color: #ff4d55; }
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] { border-color: rgba(212, 28, 36, .6); }
.faq-item p { color: var(--ink-2); padding: 0 20px 10px; max-width: 72ch; }

/* ---------- çağrı bandı */
.cta { background: linear-gradient(120deg, #6d0b0f, var(--red) 45%, #4f080b); color: #fff; padding: 64px 0; }
.cta h2 { color: #fff; max-width: 22ch; }
.cta p { color: rgba(255, 255, 255, .85); max-width: 56ch; }
.cta-row { display: grid; gap: 24px; align-items: end; }
@media (min-width: 900px) { .cta-row { grid-template-columns: 1.4fr 1fr; } }
.cta .btn { border-color: rgba(255, 255, 255, .7); }
.cta .btn-solid { background: #fff; color: var(--red); border-color: #fff; }
.cta .btn-solid:hover { background: #f1f1f1; color: var(--red); }
.cta .btn .mono { color: inherit; font-family: var(--sans); font-weight: 800; }

/* ---------- iletişim */
.contact-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line-2); }
.contact-list li { display: grid; gap: 4px; padding: 18px 0; border-bottom: 1px solid var(--line); }
@media (min-width: 700px) { .contact-list li { grid-template-columns: 160px 1fr; } }
.contact-list b { font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; color: #ff4d55; padding-top: 4px; }
.contact-list a { font-size: 1.15rem; font-weight: 700; color: #fff; }
.contact-list .mono { font-family: var(--sans); }

/* ---------- alt kısım */
.site-foot { background: #030303; color: var(--ink-3); font-size: .92rem; padding: 56px 0 28px; border-top: 1px solid var(--line); }
.site-foot a { color: var(--ink-2); text-decoration: none; }
.site-foot a:hover { color: #fff; }
.foot-grid { display: grid; gap: 28px; }
@media (min-width: 800px) { .foot-grid { grid-template-columns: 1.2fr 1.2fr 1fr 1fr; } }
.foot-brand { color: #fff; font-weight: 800; font-size: 1.1rem; }
.foot-h { font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .16em; color: #ff4d55; margin-bottom: 12px; }
.foot-links { list-style: none; padding: 0; margin: 0; }
.foot-links li { margin-bottom: 7px; }
.foot-links a[aria-current] { color: #fff; }
.foot-base { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; border-top: 1px solid var(--line); margin-top: 40px; padding-top: 20px; font-size: .85rem; }
.foot-base a { color: #fff; }

.nf { padding: 120px 0; }

/* ---------- bağlantı şeması (diagrams.py) */
.dg-wrap { margin: 40px 0 0; padding: 24px; background: var(--card); border: 1px solid var(--line); border-radius: 20px; }
.dg { display: block; width: 100%; height: auto; }
.dg-v { display: none; max-width: 420px; margin: 0 auto; }
@media (max-width: 760px) { .dg-h { display: none; } .dg-v { display: block; } .dg-wrap { padding: 12px 4px; } }
.dg text { font-family: var(--sans); }
.dg-t { font-size: 14px; font-weight: 700; fill: #fff; }
.dg-h3 { font-size: 15px; font-weight: 800; fill: #fff; }
.dg-s { font-size: 12.5px; fill: var(--ink-2); }
.dg-lab { font-size: 12px; font-weight: 700; letter-spacing: .06em; font-family: var(--sans); }
.dg-mini { font-size: 10px; font-weight: 700; font-family: var(--sans); }
.dg-box { fill: rgba(255, 255, 255, .05); stroke: var(--line-2); stroke-width: 1.2; }
.dg-dest { fill: var(--blue-soft); stroke: var(--blue); stroke-width: 1.2; }
.dg-wire { fill: none; stroke: var(--ink-3); stroke-width: 1.5; stroke-dasharray: 4 4; }
.dg-lane { fill: none; stroke-width: 3; stroke-linecap: round; opacity: .9; }
.dg-dead { stroke: var(--ink-3); stroke-dasharray: 3 6; opacity: .6; }
.dg-out { fill: none; stroke: var(--red); stroke-width: 7; stroke-linecap: round; }
.pk-n { font: 700 10.5px var(--sans); fill: #fff; }
.pk-static { display: none; }
@media (prefers-reduced-motion: reduce) { .pk { display: none; } .pk-static { display: inline; } }

/* karşılaştırma */
.compare { display: grid; gap: 18px; margin-top: 32px; }
@media (min-width: 700px) { .compare { grid-template-columns: 1fr 1fr; } }
.cmp { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 20px 20px 16px; }
.cmp:last-child { border-color: rgba(212, 28, 36, .6); background: linear-gradient(160deg, rgba(163, 18, 23, .14), var(--card)); }
.cmp svg { display: block; width: 100%; height: auto; }
.cmp figcaption { font-size: .96rem; color: var(--ink-2); margin-top: 8px; }
.cmp figcaption b { color: #fff; }

/* işaretli modem */
.anno { position: relative; margin: 0; border: 1px solid var(--line); border-radius: 20px; padding: 28px; background: radial-gradient(420px 260px at 50% 70%, rgba(163, 18, 23, .24), transparent 70%), var(--card); }
.anno img { width: 100%; max-width: 520px; margin: 0 auto; }
.anno-in { position: relative; max-width: 520px; margin: 0 auto; }
.pin { position: absolute; width: 30px; height: 30px; margin: -15px 0 0 -15px; border-radius: 50%; background: var(--red); color: #fff; font: 800 .85rem/30px var(--sans); text-align: center; box-shadow: 0 0 0 6px rgba(163, 18, 23, .3); }
.legend { list-style: none; padding: 0; margin: 0; counter-reset: lg; }
.legend li { position: relative; padding: 16px 0 16px 48px; border-bottom: 1px solid var(--line); color: var(--ink-2); }
.legend li::before { counter-increment: lg; content: counter(lg); position: absolute; left: 0; top: 16px; width: 30px; height: 30px; border-radius: 50%; font: 800 .85rem/30px var(--sans); text-align: center; color: #fff; background: var(--red); }
.legend li.nopin::before { background: rgba(255, 255, 255, .14); }
.legend strong { color: #fff; display: block; font-size: 1.05rem; }