/* ============================================================
   Keypable product site — shared stylesheet
   Visual identity: deep charcoal #0E1116, electric cyan #00D4FF
   No external fonts / CDNs. System font stack only.
   Uses CSS logical properties so the Arabic (dir="rtl") tree
   mirrors cleanly from the same rules.
   ============================================================ */

:root {
  --bg:        #0E1116;
  --bg-2:      #12161D;
  --panel:     rgba(255, 255, 255, 0.035);
  --panel-2:   rgba(255, 255, 255, 0.05);
  --border:    rgba(255, 255, 255, 0.09);
  --border-2:  rgba(0, 212, 255, 0.28);
  --cyan:      #00D4FF;
  --cyan-2:    #38B6FF;
  --cyan-soft: rgba(0, 212, 255, 0.12);
  --ink:       #EAF1F7;
  --ink-mute:  #9BA9B8;
  --ink-dim:   #6B7889;
  --radius:    16px;
  --radius-lg: 22px;
  --maxw:      1120px;
  --shadow:    0 20px 60px rgba(0, 0, 0, 0.45);
  --glow:      0 0 40px rgba(0, 212, 255, 0.18);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-ar: "Segoe UI", Tahoma, "Geeza Pro", "Noto Naskh Arabic", "Arabic Typesetting", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

html[lang="ar"] body { font-family: var(--font-ar); font-size: 18px; }

/* Ambient background glow */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 78% -6%, rgba(0, 212, 255, 0.10), transparent 60%),
    radial-gradient(700px 500px at 10% 8%, rgba(56, 182, 255, 0.06), transparent 55%),
    linear-gradient(180deg, #0E1116 0%, #0B0E13 100%);
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}

.skip-link {
  position: absolute;
  inset-inline-start: -9999px;
  top: 0;
  background: var(--cyan);
  color: #001018;
  padding: 10px 16px;
  border-radius: 0 0 10px 10px;
  z-index: 100;
  font-weight: 600;
}
.skip-link:focus { inset-inline-start: 12px; }

/* ---------------- Header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(12, 15, 20, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 66px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.2px;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 7px; }
.brand .mark-glow { filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.5)); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--ink-mute);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 9px;
}
.site-nav a:hover { color: var(--ink); background: var(--panel); text-decoration: none; }
.lang-switch {
  border: 1px solid var(--border);
  color: var(--ink) !important;
  border-radius: 999px !important;
}
.lang-switch:hover { border-color: var(--border-2); }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1rem;
  padding: 13px 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--cyan-2) 100%);
  color: #001018;
  box-shadow: var(--glow);
}
.btn-primary:hover { box-shadow: 0 0 52px rgba(0, 212, 255, 0.32); }
.btn-secondary {
  background: var(--panel-2);
  color: var(--ink);
  border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--border-2); background: var(--panel); }
.btn svg { width: 20px; height: 20px; }

/* ---------------- Hero ---------------- */
.hero { padding-block: 72px 40px; }
.hero .container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-soft);
  border: 1px solid var(--border-2);
  padding: 6px 13px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.5px;
  margin: 0 0 20px;
  font-weight: 800;
}
.hero h1 .accent {
  background: linear-gradient(120deg, var(--cyan) 0%, var(--cyan-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: 1.14rem;
  color: var(--ink-mute);
  max-width: 42ch;
  margin: 0 0 30px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.hero-note { font-size: 0.9rem; color: var(--ink-dim); margin: 0; }
.hero-note strong { color: var(--ink-mute); font-weight: 600; }

/* Steam badge (placeholder link to future store page) */
.steam-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px 12px 16px;
  border-radius: 12px;
  background: linear-gradient(135deg, #1b2838 0%, #2a475e 100%);
  border: 1px solid rgba(102, 192, 244, 0.35);
  color: #ffffff;
}
.steam-badge:hover { text-decoration: none; border-color: rgba(102, 192, 244, 0.7); transform: translateY(-1px); }
.steam-badge .sb-mark { width: 30px; height: 30px; flex: none; }
.steam-badge .sb-text { display: flex; flex-direction: column; line-height: 1.15; text-align: start; }
.steam-badge .sb-small { font-size: 0.72rem; color: #a9c6dd; letter-spacing: 0.3px; }
.steam-badge .sb-big { font-size: 1.02rem; font-weight: 700; }

/* Hero visual — CSS app mockup */
.hero-art { position: relative; }
.mock-window {
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #161b23 0%, #10141b 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow), var(--glow);
  overflow: hidden;
}
.mock-titlebar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.mock-titlebar .tb-dot { width: 11px; height: 11px; border-radius: 50%; background: #313a46; }
.mock-titlebar .tb-name {
  margin-inline-start: 8px; font-size: 0.82rem; color: var(--ink-dim); font-weight: 600;
}
.mock-body { padding: 18px; }
.mock-devicebar {
  display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap;
}
.mock-chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 12px; border-radius: 999px;
  background: var(--panel); border: 1px solid var(--border);
  font-size: 0.78rem; color: var(--ink-mute);
}
.mock-chip.active { border-color: var(--border-2); background: var(--cyan-soft); color: var(--ink); }
.mock-chip .cdot { width: 9px; height: 9px; border-radius: 50%; }
.mock-status {
  border-radius: 14px; padding: 18px;
  background: radial-gradient(120% 120% at 100% 0%, rgba(0,212,255,0.10), transparent 60%), var(--panel);
  border: 1px solid var(--border);
  margin-bottom: 14px;
}
.mock-status .ms-label { font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.6px; color: var(--ink-dim); }
.mock-status .ms-big { font-size: 1.35rem; font-weight: 700; margin-top: 4px; }
.mock-status .ms-big .ok { color: var(--cyan); }
.mock-meters { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mock-meter { background: var(--panel); border: 1px solid var(--border); border-radius: 11px; padding: 12px; }
.mock-meter .mm-l { font-size: 0.72rem; color: var(--ink-dim); margin-bottom: 8px; }
.mock-bar { height: 6px; border-radius: 4px; background: rgba(255,255,255,0.08); overflow: hidden; }
.mock-bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--cyan), var(--cyan-2)); }

/* ---------------- Sections ---------------- */
section { position: relative; }
.section { padding-block: 60px; }
.section-head { max-width: 62ch; margin-bottom: 40px; }
.section-title {
  font-size: clamp(1.6rem, 3.2vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.3px;
  margin: 0 0 12px;
}
.section-sub { color: var(--ink-mute); font-size: 1.05rem; margin: 0; }
.kicker {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--cyan); margin: 0 0 12px;
}

/* Feature groups */
.feature-group { margin-bottom: 40px; }
.fg-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.fg-icon {
  width: 40px; height: 40px; flex: none;
  display: grid; place-items: center;
  border-radius: 11px;
  background: var(--cyan-soft);
  border: 1px solid var(--border-2);
  color: var(--cyan);
}
.fg-icon svg { width: 22px; height: 22px; }
.fg-head h3 { font-size: 1.3rem; margin: 0; font-weight: 700; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--border-2); background: var(--panel-2); }
.card h4 { margin: 0 0 8px; font-size: 1.05rem; font-weight: 700; color: var(--ink); }
.card p { margin: 0; color: var(--ink-mute); font-size: 0.97rem; }
.card .tag {
  display: inline-block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--cyan);
  background: var(--cyan-soft); border: 1px solid var(--border-2);
  padding: 2px 8px; border-radius: 999px; margin-inline-start: 8px;
  vertical-align: middle;
}

/* Accessibility band (differentiator) */
.band {
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(0, 212, 255, 0.10), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015));
  border-block: 1px solid var(--border);
}
.band .container { padding-block: 62px; }
.band-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 44px; align-items: center; }
.access-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.access-list li {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 13px; padding: 16px 18px;
}
.access-list .ai {
  width: 26px; height: 26px; flex: none; color: var(--cyan);
  display: grid; place-items: center; margin-top: 1px;
}
.access-list strong { display: block; color: var(--ink); margin-bottom: 2px; }
.access-list span { color: var(--ink-mute); font-size: 0.95rem; }

/* Language strip */
.lang-strip { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.lang-pill {
  font-size: 0.85rem; color: var(--ink-mute);
  background: var(--panel); border: 1px solid var(--border);
  padding: 6px 12px; border-radius: 999px;
}
.lang-pill.rtl-note { border-color: var(--border-2); color: var(--cyan); }

/* Honest limitations note */
.notice {
  background: var(--panel);
  border: 1px solid var(--border);
  border-inline-start: 3px solid var(--cyan);
  border-radius: 14px;
  padding: 26px 28px;
}
.notice h2 { margin: 0 0 14px; font-size: 1.35rem; }
.notice ul { margin: 0; padding-inline-start: 22px; display: grid; gap: 10px; }
.notice li { color: var(--ink-mute); }
.notice strong { color: var(--ink); }

/* Early Access callout */
.ea-callout {
  display: flex; gap: 16px; align-items: flex-start;
  background: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(0,212,255,0.02));
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.ea-callout .ea-badge {
  flex: none; font-weight: 700; font-size: 0.78rem; letter-spacing: 0.5px;
  color: #001018; background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
  padding: 6px 12px; border-radius: 999px; text-transform: uppercase;
}
.ea-callout p { margin: 0; color: var(--ink-mute); }
.ea-callout strong { color: var(--ink); }

/* Screenshot gallery / carousel
   Kept mechanically LTR in both language trees so the slide maths is
   identical; only the placeholder captions are centered, so direction
   never matters. Arrows/dots are language-neutral icons. */
.gallery {
  direction: ltr;
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}
.gallery-viewport {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
}
.gallery-viewport:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.gallery-track { display: flex; transition: transform 0.4s ease; }
.gallery-slide { flex: 0 0 100%; margin: 0; min-width: 0; }
.gallery-slide img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; }
.gallery-ph {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.92rem;
  padding: 24px;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.02) 0 12px, transparent 12px 24px),
    var(--panel);
}
.gallery-ph .si { width: 40px; height: 40px; color: var(--ink-dim); margin: 0 auto 12px; }
.gallery-ph span { color: var(--ink-mute); font-weight: 600; }
.gallery-arrow {
  flex: none;
  width: 44px; height: 44px;
  border-radius: 50%;
  display: grid; place-items: center;
  cursor: pointer;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--ink);
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.15s ease;
}
.gallery-arrow:hover { border-color: var(--border-2); background: var(--panel); transform: translateY(-1px); }
.gallery-arrow:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.gallery-arrow svg { width: 22px; height: 22px; }
.gallery-dots { display: flex; justify-content: center; gap: 9px; margin-top: 18px; }
.gallery-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid var(--border);
  transition: background 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
}
.gallery-dot.is-active { background: var(--cyan); border-color: var(--cyan); transform: scale(1.15); }
.gallery-dot:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
@media (max-width: 640px) {
  .gallery { gap: 8px; }
  .gallery-arrow { width: 38px; height: 38px; }
  .gallery-arrow svg { width: 20px; height: 20px; }
}

/* ---------------- Content pages (privacy / support) ---------------- */
.page-hero { padding-block: 56px 20px; }
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); margin: 0 0 10px; font-weight: 800; }
.page-hero p { color: var(--ink-mute); margin: 0; }
.prose { max-width: 78ch; padding-bottom: 40px; }
.prose h2 { font-size: 1.4rem; margin: 38px 0 12px; font-weight: 700; }
.prose h3 { font-size: 1.1rem; margin: 26px 0 8px; font-weight: 700; }
.prose p, .prose li { color: var(--ink-mute); }
.prose strong { color: var(--ink); }
.prose ul { padding-inline-start: 22px; display: grid; gap: 8px; }
.prose .meta {
  display: inline-flex; gap: 18px; flex-wrap: wrap;
  font-size: 0.9rem; color: var(--ink-dim);
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; padding: 12px 18px; margin-bottom: 8px;
}
.data-table {
  width: 100%; border-collapse: collapse; margin: 14px 0;
  border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
}
.data-table th, .data-table td {
  text-align: start; padding: 12px 16px; border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}
.data-table th { background: var(--panel-2); color: var(--ink); font-weight: 600; }
.data-table td { color: var(--ink-mute); }
.data-table tr:last-child td { border-bottom: none; }
.table-wrap { overflow-x: auto; }

/* FAQ */
.faq { display: grid; gap: 12px; max-width: 80ch; }
.faq details {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 13px; padding: 4px 20px;
}
.faq details[open] { border-color: var(--border-2); }
.faq summary {
  cursor: pointer; list-style: none;
  padding: 16px 0; font-weight: 600; color: var(--ink);
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .chev { flex: none; transition: transform 0.2s ease; color: var(--cyan); }
.faq details[open] summary .chev { transform: rotate(180deg); }
.faq details p { margin: 0 0 18px; color: var(--ink-mute); }

/* ---------------- Footer ---------------- */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding-block: 34px;
  background: rgba(0,0,0,0.2);
}
.site-footer .container {
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px; flex-wrap: wrap;
}
.foot-brand { display: flex; align-items: center; gap: 10px; }
.foot-brand img { width: 26px; height: 26px; border-radius: 6px; }
.foot-brand .fb-name { font-weight: 700; }
.foot-brand .fb-pub { color: var(--ink-dim); font-size: 0.88rem; }
.footer-links { display: flex; gap: 6px; flex-wrap: wrap; }
.footer-links a { color: var(--ink-mute); font-size: 0.92rem; padding: 6px 10px; border-radius: 8px; }
.footer-links a:hover { color: var(--ink); background: var(--panel); text-decoration: none; }

/* ---------------- Responsive ---------------- */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero-art { order: 2; max-width: 460px; }
  .band-grid { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .hero { padding-block: 46px 20px; }
  .section { padding-block: 44px; }
  .site-nav { gap: 2px; }
  .site-nav a { padding: 7px 9px; font-size: 0.9rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
}

/* ---------------- RTL fine-tuning ---------------- */
[dir="rtl"] .steam-badge { padding: 12px 16px 12px 22px; }
[dir="rtl"] .hero-sub { max-width: 44ch; }
[dir="rtl"] .mock-status .ms-big,
[dir="rtl"] .brand,
[dir="rtl"] .card p { letter-spacing: 0; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}