/* Mech App Studio — neumorfik tasarım (açık / koyu tema). Derleme adımı yok: paylaşımlı hostingde olduğu gibi çalışır. */

:root {
  --bg: #e7ebf1;
  --surface: #e7ebf1;
  --text: #2a3140;
  --muted: #687386;
  --line: rgba(42, 49, 64, .08);
  --sh-dark: rgba(163, 177, 198, .70);
  --sh-light: rgba(255, 255, 255, .95);
  --accent: #10a9cc;
  --accent-2: #ff8a1f;
  --accent-ink: #ffffff;
  --danger: #e2475b;
  --ok: #1fa97a;
  --radius: 22px;
  --radius-sm: 14px;
  --d: 7px;            /* gölge uzaklığı */
  --blur: 16px;
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1d2129;
    --surface: #1d2129;
    --text: #e6eaf2;
    --muted: #98a2b5;
    --line: rgba(255, 255, 255, .06);
    --sh-dark: rgba(10, 12, 16, .75);
    --sh-light: rgba(52, 59, 72, .55);
    --accent: #2bd2f2;
    --accent-ink: #0b1218;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #1d2129;
  --surface: #1d2129;
  --text: #e6eaf2;
  --muted: #98a2b5;
  --line: rgba(255, 255, 255, .06);
  --sh-dark: rgba(10, 12, 16, .75);
  --sh-light: rgba(52, 59, 72, .55);
  --accent: #2bd2f2;
  --accent-ink: #0b1218;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background .3s ease, color .3s ease;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.02em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.container { width: min(1120px, 100% - 32px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- neumorfik temel ---------- */
.neu {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--d) var(--d) var(--blur) var(--sh-dark), calc(var(--d) * -1) calc(var(--d) * -1) var(--blur) var(--sh-light);
}
.neu-sm {
  background: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: 4px 4px 10px var(--sh-dark), -4px -4px 10px var(--sh-light);
}
.neu-inset {
  background: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: inset 4px 4px 9px var(--sh-dark), inset -4px -4px 9px var(--sh-light);
}
.card { padding: clamp(20px, 3vw, 32px); }

/* ---------- butonlar ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 46px; padding: 0 22px;
  border: 0; border-radius: 999px; cursor: pointer;
  font: 700 .95rem/1 var(--font); color: var(--text);
  background: var(--surface);
  box-shadow: 5px 5px 12px var(--sh-dark), -5px -5px 12px var(--sh-light);
  transition: box-shadow .18s ease, transform .18s ease, color .2s;
  text-decoration: none !important;
}
.btn:hover { color: var(--accent); }
.btn:active, .btn.is-active { box-shadow: inset 4px 4px 9px var(--sh-dark), inset -4px -4px 9px var(--sh-light); transform: translateY(1px); }
.btn-primary { background: linear-gradient(145deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #000)); color: var(--accent-ink); }
.btn-primary:hover { color: var(--accent-ink); filter: brightness(1.06); }
.btn-sm { min-height: 36px; padding: 0 14px; font-size: .85rem; }
.btn-icon { width: 44px; min-height: 44px; padding: 0; border-radius: 50%; }
.btn-danger { color: var(--danger); }
.btn svg { width: 18px; height: 18px; }

/* ---------- üst menü ---------- */
.topbar { position: sticky; top: 14px; z-index: 50; margin-top: 14px; }
.topbar .bar { display: flex; align-items: center; gap: 14px; padding: 10px 12px 10px 18px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--text); font-size: 1.05rem; text-decoration: none !important; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; }
.brand-mark svg { width: 22px; height: 22px; color: var(--accent); }
.nav { display: flex; gap: 6px; margin-left: auto; }
.nav a { padding: 8px 14px; border-radius: 999px; color: var(--muted); font-weight: 600; font-size: .92rem; text-decoration: none; }
.nav a:hover, .nav a.active { color: var(--text); box-shadow: inset 3px 3px 7px var(--sh-dark), inset -3px -3px 7px var(--sh-light); }
.tools { display: flex; gap: 8px; align-items: center; }
.seg { display: inline-flex; padding: 4px; gap: 4px; border-radius: 999px; }
.seg a { padding: 6px 10px; border-radius: 999px; font-weight: 700; font-size: .78rem; color: var(--muted); text-decoration: none; }
.seg a.on { color: var(--text); background: var(--surface); box-shadow: 3px 3px 7px var(--sh-dark), -3px -3px 7px var(--sh-light); }
.menu-btn { display: none; }
.theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: block; }
:root[data-theme="dark"] .theme-toggle .moon { display: none; }

@media (max-width: 820px) {
  .nav { position: absolute; top: calc(100% + 10px); left: 0; right: 0; flex-direction: column; padding: 12px; display: none; background: var(--surface); border-radius: var(--radius); box-shadow: var(--d) var(--d) var(--blur) var(--sh-dark), calc(var(--d) * -1) calc(var(--d) * -1) var(--blur) var(--sh-light); }
  .nav.open { display: flex; }
  .menu-btn { display: inline-flex; }
  .tools { margin-left: auto; }
}

/* ---------- bölümler ---------- */
section { padding: clamp(48px, 8vw, 96px) 0; }
.hero { padding-top: clamp(40px, 7vw, 80px); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; font-size: .8rem; font-weight: 700; color: var(--accent); margin-bottom: 18px; }
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--muted); max-width: 46ch; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-art { aspect-ratio: 1; display: grid; place-items: center; padding: 28px; position: relative; }
.orb { width: 78%; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; }
.orb-inner { width: 72%; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; }
.orb-core { width: 46%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #fff 0, var(--accent) 30%, color-mix(in srgb, var(--accent) 50%, #000) 100%); box-shadow: 0 0 40px color-mix(in srgb, var(--accent) 60%, transparent); }
.chip { position: absolute; padding: 10px 14px; font-size: .82rem; font-weight: 700; display: flex; gap: 8px; align-items: center; }
.chip.a { top: 12%; left: 4%; }
.chip.b { bottom: 14%; right: 2%; }
.chip i { width: 10px; height: 10px; border-radius: 50%; background: var(--accent-2); display: block; }
@media (max-width: 820px) { .hero-grid { grid-template-columns: 1fr; } .hero-art { max-width: 380px; margin-inline: auto; width: 100%; } }

.section-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 28px; flex-wrap: wrap; }

/* uygulama kartları */
.apps { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 28px; }
.app-card { padding: 22px; display: flex; flex-direction: column; gap: 16px; color: var(--text); text-decoration: none !important; transition: transform .2s ease; }
.app-card:hover { transform: translateY(-3px); }
.app-card .top { display: flex; gap: 16px; align-items: center; }
.app-icon { width: 76px; height: 76px; border-radius: 20px; padding: 6px; flex: none; }
.app-icon img { width: 100%; height: 100%; border-radius: 15px; object-fit: cover; }
.app-icon.lg { width: 120px; height: 120px; border-radius: 30px; padding: 8px; }
.app-icon.lg img { border-radius: 23px; }
.app-icon .ph { width: 100%; height: 100%; border-radius: 15px; display: grid; place-items: center; font-weight: 800; font-size: 1.6rem; color: var(--accent); }
.badge { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: .72rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.badge.published { color: var(--ok); }
.badge.coming_soon { color: var(--accent-2); }
.badge.hidden { color: var(--muted); }
.app-card .more { margin-top: auto; font-weight: 700; color: var(--accent); font-size: .9rem; }

/* özellikler */
.features { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 22px; }
.feature { padding: 22px; display: flex; gap: 14px; align-items: flex-start; }
.feature .ic { width: 44px; height: 44px; flex: none; display: grid; place-items: center; border-radius: 14px; color: var(--app, var(--accent)); }
.feature .ic svg { width: 22px; height: 22px; }

/* uygulama sayfası */
.app-hero { display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center; }
.app-hero h1 { margin-bottom: .2em; }
.banner { margin-top: 40px; padding: 12px; }
.banner img { width: 100%; border-radius: calc(var(--radius) - 8px); }
.store-btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.store-btn { min-height: 54px; padding: 0 22px; gap: 12px; }
.store-btn small { display: block; font-size: .68rem; font-weight: 600; color: var(--muted); line-height: 1.1; }
.store-btn b { display: block; font-size: 1rem; line-height: 1.2; }
.store-btn svg { width: 24px; height: 24px; }
.store-btn.disabled { opacity: .6; pointer-events: none; }
@media (max-width: 640px) { .app-hero { grid-template-columns: 1fr; text-align: left; } }

.links-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; }
.link-tile { padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; color: var(--text); font-weight: 700; text-decoration: none !important; }
.link-tile:hover { color: var(--accent); }
.link-tile svg { width: 18px; height: 18px; }

/* yasal sayfa */
.doc { display: grid; grid-template-columns: 240px 1fr; gap: 32px; align-items: start; }
.doc-nav { position: sticky; top: 110px; padding: 18px; }
.doc-nav a { display: block; padding: 8px 12px; border-radius: 12px; color: var(--muted); font-weight: 600; font-size: .9rem; text-decoration: none; }
.doc-nav a:hover { color: var(--text); box-shadow: inset 3px 3px 7px var(--sh-dark), inset -3px -3px 7px var(--sh-light); }
.prose h2 { font-size: 1.35rem; margin-top: 1.8em; }
.prose h3 { margin-top: 1.4em; }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li { margin: .3em 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1em 0; font-size: .92rem; }
.prose th, .prose td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose code { padding: 2px 6px; border-radius: 6px; font-size: .9em; box-shadow: inset 2px 2px 4px var(--sh-dark), inset -2px -2px 4px var(--sh-light); }
@media (max-width: 860px) { .doc { grid-template-columns: 1fr; } .doc-nav { position: static; } }

/* formlar */
.form { display: grid; gap: 16px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .form .row { grid-template-columns: 1fr; } }
label { display: block; font-weight: 700; font-size: .88rem; margin-bottom: 6px; }
.input, textarea.input, select.input {
  width: 100%; border: 0; outline: none; padding: 13px 16px;
  font: 500 .95rem/1.4 var(--font); color: var(--text);
  background: var(--surface); border-radius: var(--radius-sm);
  box-shadow: inset 4px 4px 9px var(--sh-dark), inset -4px -4px 9px var(--sh-light);
}
textarea.input { min-height: 140px; resize: vertical; }
.input:focus { box-shadow: inset 4px 4px 9px var(--sh-dark), inset -4px -4px 9px var(--sh-light), 0 0 0 2px color-mix(in srgb, var(--accent) 55%, transparent); }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; font-size: .92rem; }
.check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--accent); }
.err { color: var(--danger); font-size: .85rem; margin-top: 4px; }
.hp { position: absolute; left: -9999px; }
.alert { padding: 14px 18px; font-weight: 600; margin-bottom: 18px; }
.alert.ok { color: var(--ok); }
.alert.bad { color: var(--danger); }

/* alt bilgi */
footer { padding: 48px 0 36px; }
footer .foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; align-items: center; padding: 22px 24px; }
footer nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
footer nav a { color: var(--muted); font-weight: 600; font-size: .9rem; }

/* görünür odak */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

/* dar ekranlar: üst menü tek satırda kalsın, yatay kaydırma olmasın */
.brand span:last-child { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand { min-width: 0; }
body { overflow-x: hidden; }
@media (max-width: 560px) {
  .topbar .bar { gap: 8px; padding: 8px 8px 8px 10px; }
  .brand { font-size: .95rem; gap: 8px; }
  .brand-mark { width: 34px; height: 34px; }
  .tools { gap: 6px; }
  .btn-icon { width: 38px; min-height: 38px; }
  .seg a { padding: 5px 8px; }
  .actions .btn { flex: 1 1 auto; }
}
@media (max-width: 400px) {
  .brand span:last-child { display: none; }
}

/* ---------- uygulama sayfası üst bölüm ---------- */
.app-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.app-id { display: flex; align-items: center; gap: 16px; margin-bottom: 26px; }
.app-name { font-weight: 800; font-size: 1.25rem; line-height: 1.2; margin-bottom: 6px; }
.app-title { font-size: clamp(1.8rem, 3.6vw, 2.8rem); margin-bottom: 0; }
.app-intro .store-btns { margin-top: 30px; display: grid; grid-template-columns: repeat(2, minmax(0, 210px)); gap: 16px; }
.app-intro .store-btn { justify-content: flex-start; width: 100%; min-height: 60px; padding: 0 18px; border-radius: 18px; }
.store-ic { width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; flex: none; box-shadow: inset 3px 3px 6px var(--sh-dark), inset -3px -3px 6px var(--sh-light); }
.store-ic svg { width: 20px; height: 20px; }
.store-btn.disabled { opacity: .75; cursor: default; }
.app-visual { padding: 12px; }
.app-visual img { width: 100%; aspect-ratio: 1024 / 500; object-fit: cover; border-radius: calc(var(--radius) - 8px); }
.app-visual img.contain { object-fit: contain; aspect-ratio: auto; }
@media (max-width: 860px) {
  .app-grid { grid-template-columns: 1fr; }
  .app-visual { order: -1; }
}
@media (max-width: 420px) {
  .app-intro .store-btns { grid-template-columns: 1fr; }
}

/* görseli olmayan uygulama: harfli neumorfik yer tutucu */
.app-icon .ph { color: var(--app, var(--accent)); }
.ph-visual { aspect-ratio: 1024 / 500; display: grid; place-items: center; border-radius: calc(var(--radius) - 8px); }
.ph-visual .orb { width: auto; height: 78%; }
.ph-visual .orb-inner { width: 74%; height: auto; }
.orb-letter { font-size: clamp(3rem, 7vw, 5.5rem); font-weight: 800; color: var(--app, var(--accent)); text-shadow: 0 0 30px color-mix(in srgb, var(--app, var(--accent)) 50%, transparent); }
.app-title { font-size: clamp(1.7rem, 3.2vw, 2.5rem); }