/* io Project tanıtım sayfası (project.ionor.ai). io Docs sayfasının (docs.ionor.ai) iskeleti; ürün rengi io Project simgesinin mavisi. */
:root {
  --paper:#ffffff; --sand:#f7f5f0; --surface:#ffffff; --surface-sunk:#efece5; --surface-inverse:#16181c;
  --line:#e2ded5; --line-strong:#8f8a80; --ink:#16181c; --ink-2:#4a4e57; --ink-3:#62666f; --ink-inverse:#f2f0eb;
  --action:#16181c; --action-hover:#33363d; --on-action:#f7f5f0;
  --koz:#ff5b24; --koz-text:#c43d0e; --focus:#c43d0e;
  --ok-text:#1d6b38; --ok-bg:#e2f1e6; --soon-text:#7a4d00; --soon-bg:#f8ecd2;
  --green:#0128bc; /* ürün vurgusu (adı io Docs iskeletinden kaldı) */
  --font-display:"Bricolage Grotesque","Onest","Segoe UI Variable Display","Segoe UI",system-ui,sans-serif;
  --font-text:"Onest","Segoe UI Variable Text","Segoe UI",system-ui,sans-serif;
  --radius-s:6px; --radius-m:12px; --radius-l:20px; --radius-pill:999px;
  --shadow:0 1px 2px rgba(22,24,28,.06),0 18px 48px rgba(22,24,28,.12);
  --header:#ffffff;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
html, body { overflow-x: clip; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.6 var(--font-text); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
.shot img { width: 100%; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; letter-spacing: -.01em; margin: 0; }
p { margin: 0; }
.wrap { width: min(1180px, 100% - 32px); margin-inline: auto; position: relative; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 12px; z-index: 99; }
.skip:focus { left: 8px; }
.fine { font-size: 13px; color: var(--ink-3); line-height: 1.5; }

/* Üst çubuk */
.top { position: sticky; top: 0; z-index: 20; background: var(--header); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.top.scrolled { border-bottom-color: var(--line); box-shadow: 0 1px 4px rgba(22,24,28,.08); }
.top-in { display: flex; align-items: center; gap: 28px; height: 64px; width: min(1280px, 100% - 32px); margin-inline: auto; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; flex: none; }
.brand .mark svg { display: block; }
.brand-name { font: 500 22px/1 var(--font-display); color: var(--ink-2); }
.tabs { display: flex; gap: 4px; height: 100%; }
.tabs a { display: flex; align-items: center; padding: 0 12px; text-decoration: none; color: var(--ink-2); font-size: 15px; font-weight: 500; position: relative; }
.tabs a:hover { color: var(--ink); }
.tabs a.on { color: var(--ink); }
.tabs a.on::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 0; height: 3px; border-radius: 3px 3px 0 0; background: var(--green); }
.top-act { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.link { color: var(--koz-text); text-decoration: none; font-weight: 550; padding: 8px 10px; border-radius: var(--radius-s); }
.link:hover { background: var(--surface-sunk); }

/* Düğmeler */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 18px; border-radius: var(--radius-s); font: 550 15px/1 var(--font-text); text-decoration: none; white-space: nowrap; border: 1px solid transparent; cursor: pointer; transition: background .15s, transform .15s; }
.btn.lg { height: 50px; padding: 0 26px; font-size: 16px; }
.btn.primary { background: var(--action); color: var(--on-action); }
.btn.primary:hover { background: var(--action-hover); }
.btn.primary:active { transform: translateY(1px); }
.btn.ghost { border-color: var(--line); color: var(--koz-text); background: #fff; }
.btn.ghost:hover { background: #fff6f2; border-color: #f3d3c6; }
.btn svg { width: 18px; height: 18px; fill: currentColor; }
.btn.soon { cursor: default; color: var(--ink-3); border-style: dashed; }
.btn.soon:hover { background: transparent; }
.btn em { font-style: normal; font-size: 11.5px; font-weight: 650; letter-spacing: .02em; color: var(--soon-text); background: var(--soon-bg); padding: 3px 8px; border-radius: var(--radius-pill); }

/* Giriş bölümü */
.hero { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; align-items: center; padding: 72px 0 88px; }
.hero h1 { font-size: clamp(36px, 4.6vw, 56px); line-height: 1.14; letter-spacing: -.02em; font-weight: 450; }
.lead { margin-top: 22px; font-size: 19px; color: var(--ink-2); max-width: 34ch; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.cta.center { justify-content: center; }
.signin { margin-top: 26px; color: var(--ink-3); font-size: 15px; }
.signin a { color: var(--koz-text); font-weight: 600; text-decoration: none; margin-left: 4px; }
.signin a:hover { text-decoration: underline; }
.shot { margin: 0; border-radius: 8px; overflow: hidden; box-shadow: 0 1px 3px rgba(22,24,28,.12), 0 8px 24px rgba(22,24,28,.10); background: #fff; }
.hero-shot { }
.deco { position: absolute; border-radius: 50%; pointer-events: none; z-index: -1; }
.d1 { width: 120px; height: 120px; right: -60px; top: 24px; background: var(--koz); }
.d2 { width: 18px; height: 18px; right: 80px; top: 150px; background: var(--green); }
.d3 { width: 200px; height: 200px; left: -150px; top: -40px; border: 2px dashed var(--line-strong); opacity: .5; }
.d3::after { content: ""; position: absolute; width: 22px; height: 22px; border-radius: 50%; background: var(--koz); right: 10px; bottom: 26px; }

.explore { border-top: 1px solid var(--line); text-align: center; padding-top: 22px; }
.explore a { color: var(--ink-2); text-decoration: none; font-size: 15px; }
.explore a:hover { color: var(--ink); }

/* Özellik satırları */
.features { padding: 40px 0 24px; }
.row { display: grid; grid-template-columns: 1.2fr 1fr; gap: 72px; align-items: center; padding: 72px 0; }
.row.flip > figure { order: 2; }
.row-text h2 { font-size: clamp(28px, 3.2vw, 40px); line-height: 1.15; }
.row-text p { margin-top: 18px; color: var(--ink-2); font-size: 17px; }
.ticks { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 10px; }
.ticks li { position: relative; padding-left: 30px; color: var(--ink); font-size: 15.5px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--ok-bg); }
.ticks li::after { content: ""; position: absolute; left: 5px; top: 9px; width: 8px; height: 4px; border: solid var(--ok-text); border-width: 0 0 2px 2px; transform: rotate(-45deg); }
.ticks.dim li { color: var(--ink-3); }

/* XML çizimi */
.xml-art { display: flex; align-items: center; justify-content: center; gap: 22px; padding: 56px 24px; background: var(--sand); }
.file { position: relative; width: min(190px, 38%); aspect-ratio: 3/4; background: #fff; border-radius: 8px; box-shadow: var(--shadow); padding: 34px 16px 16px; display: flex; flex-direction: column; gap: 9px; }
.file strong { font: 600 13px/1.2 var(--font-display); color: #16181c; }
.file i { display: block; height: 6px; border-radius: 3px; background: #e2ded5; }
.file i.s { width: 60%; }
.file .ext { position: absolute; top: 10px; left: 12px; font: 700 11px/1 var(--font-text); color: #fff; background: #5b6170; padding: 4px 7px; border-radius: 4px; }
.mark-io .ext { background: #16181c; }
.mark-io .ext::after { content: ""; display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: #ff5b24; margin-left: 3px; vertical-align: top; }
.arrow { font-size: 32px; color: var(--koz-text); }

/* Kartlar */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding: 64px 0 96px; }
.card .ic { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: var(--koz-text); color: #fff; }
.card .ic svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { margin-top: 20px; font-size: 20px; }
.card p { margin-top: 10px; color: var(--ink-2); font-size: 15.5px; }

/* Hesap */
.account { padding: 96px 0; text-align: center; }
.account h2, .plans h2, .start h2 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.12; }
.sub { margin: 14px auto 0; color: var(--ink-2); font-size: 18px; max-width: 56ch; }
.split { display: grid; grid-template-columns: 1fr 1fr; margin-top: 56px; text-align: left; border-top: 1px solid var(--line); }
.split > div { padding: 40px 48px 0 0; }
.split > .side { padding: 40px 0 0 48px; border-left: 1px solid var(--line); display: flex; flex-direction: column; align-items: flex-start; gap: 22px; }
.split h3 { font-size: 19px; margin-top: 28px; }
.split h3:first-child { margin-top: 0; }
.split p { margin-top: 8px; color: var(--ink-2); font-size: 15.5px; }
.split p a { color: var(--koz-text); }
.links { list-style: none; margin: 0; padding: 0; width: 100%; }
.links li { border-bottom: 1px solid var(--line); }
.links a { display: flex; justify-content: space-between; align-items: center; padding: 16px 0; text-decoration: none; font-weight: 550; }
.links a::after { content: "›"; color: var(--ink-3); font-size: 22px; line-height: 1; }
.links a:hover { color: var(--koz-text); }

/* Sürümler */
.plans { padding: 32px 0 96px; text-align: center; }
.plan-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 48px auto 0; max-width: 900px; text-align: left; }
.plan { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 32px; display: flex; flex-direction: column; gap: 14px; }
.plan h3 { font-size: 24px; }
.plan > p { color: var(--ink-2); }
.plan .ticks { margin: 4px 0 8px; }
.plan .btn { align-self: flex-start; }
.plan.muted { background: var(--sand); }
.badge { align-self: flex-start; font-size: 12.5px; font-weight: 650; padding: 4px 10px; border-radius: var(--radius-pill); }
.badge.ok { color: var(--ok-text); background: var(--ok-bg); }
.badge.soon-b { color: var(--soon-text); background: var(--soon-bg); }

/* Başlangıç */
.start { padding: 24px 0 96px; text-align: center; }
.shot.wide { margin-top: 44px; }

/* Son çağrı ve alt bilgi */
.final { background: var(--sand); padding: 88px 0; text-align: center; border-top: 1px solid var(--line); }
.final h2 { font-size: clamp(28px, 3.4vw, 42px); }
.foot { padding: 40px 0 48px; border-top: 1px solid var(--line); }
.foot-in { display: grid; grid-template-columns: auto 1fr; gap: 16px 40px; align-items: center; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-self: end; }
.foot nav a { color: var(--ink-2); text-decoration: none; font-size: 14.5px; }
.foot nav a:hover { color: var(--ink); }
.foot .fine { grid-column: 1 / -1; }

/* Dar ekranlar */
@media (max-width: 1080px) { .hide-m { display: none; } .tabs a { padding: 0 9px; } }
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 48px 0 64px; }
  .hero-shot { transform: none; }
  .lead { max-width: none; }
  .row, .row.flip { grid-template-columns: 1fr; gap: 32px; padding: 48px 0; }
  .row.flip > figure { order: 0; }
  .cards { grid-template-columns: 1fr; gap: 32px; padding: 32px 0 64px; }
  .split { grid-template-columns: 1fr; }
  .split > div, .split > .side { padding: 32px 0 0; border-left: 0; }
  .split > .side { border-top: 1px solid var(--line); margin-top: 32px; }
  .plan-grid { grid-template-columns: 1fr; }
  .tabs { display: none; }
  .d1 { width: 80px; height: 80px; right: -50px; top: 10px; }
}
@media (max-width: 560px) {
  .top-in { gap: 12px; height: 58px; }
  .hide-s { display: none; }
  .hero h1 { font-size: 36px; }
  .lead { font-size: 17px; }
  .cta .btn { width: 100%; }
  .row-text h2 { font-size: 27px; }
  .account, .plans, .start { padding-block: 56px; }
  .plan { padding: 24px; }
  .plan .btn { align-self: stretch; }
  .foot-in { grid-template-columns: 1fr; }
  .foot nav { justify-self: start; }
  .xml-art { padding: 36px 16px; gap: 12px; }
  .d1, .d2, .d3 { display: none; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

/* Google ürün sayfasındaki gibi kenar süsleri (IONOR renkleriyle) */
.row, .plans { position: relative; }
.ring { width: 150px; height: 150px; border: 2px dashed var(--line-strong); opacity: .55; }
.ring::after { content: ""; position: absolute; width: 20px; height: 20px; border-radius: 50%; background: var(--green); left: -6px; bottom: 30px; opacity: 1; }
.r-right { right: -110px; top: 20px; }
.r-right2 { right: -90px; top: 40px; }
.r-right2::after { background: #f2b33d; }
.blob { width: 110px; height: 110px; background: var(--green); left: -80px; bottom: 30px; }
.blob::after { content: ""; position: absolute; width: 18px; height: 18px; border-radius: 50%; background: var(--koz); right: -34px; bottom: -20px; }
@media (max-width: 1260px) { .ring, .blob { display: none; } }

/* io Project: dosya kartındaki küçük Gantt çubukları */
.file b { display: block; height: 7px; border-radius: 3px; background: #9db7ef; }
.file b.c { background: #f0a3a3; }
.file b.m { width: 9px; height: 9px; border-radius: 1px; transform: rotate(45deg); background: #16181c; margin-left: 2px; }
.hero-shot img, .row .shot img { aspect-ratio: 2160 / 1290; }