/* الموقع التعريفي — نفس هوية التطبيق: فحمي دافي وعنبري.
   بلا أي مورد خارجي ولا خطوط محمّلة: الصفحة تفتح بأي نت. */

:root {
  --bg: #12100d;
  --bg-2: #171410;
  --panel: #1e1a15;
  --card: #241f19;
  --line: #342d24;
  --line-soft: #29231d;
  --text: #f4ecdd;
  --muted: #a1937c;
  --accent: #e8a33d;
  --accent-dim: #b97f27;
  --on-accent: #1a1510;
  --ok: #4aa377;
  --danger: #d9685c;
  --radius: 16px;
  --radius-sm: 11px;
  --wrap: 1120px;
  --font: 'Segoe UI', 'Noto Sans Arabic', Tahoma, system-ui, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 20px; }

h1, h2, h3 { line-height: 1.25; text-wrap: balance; }
h1 { font-size: clamp(28px, 5.2vw, 50px); font-weight: 800; letter-spacing: -.015em; }
h2 { font-size: clamp(23px, 3.6vw, 34px); font-weight: 800; margin-bottom: 14px; }
h3 { font-size: 18px; font-weight: 700; }

.eyebrow {
  display: inline-block;
  font-size: 12.5px; font-weight: 700; letter-spacing: .16em;
  color: var(--accent); margin-bottom: 12px;
}

.lede { font-size: clamp(16px, 2vw, 18.5px); color: var(--muted); max-width: 62ch; }
.lede.center { margin-inline: auto; text-align: center; }
.muted { color: var(--muted); font-size: 15px; }
.muted a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* ── الأزرار ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: var(--on-accent);
  font: inherit; font-weight: 800; font-size: 15.5px;
  border: 1px solid var(--accent); border-radius: 12px;
  padding: 13px 26px; cursor: pointer; white-space: nowrap;
  transition: transform .12s ease, background .12s ease;
}
.btn:hover { background: #f0b055; transform: translateY(-1px); }
.btn:active { transform: none; }
.btn:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
.btn:disabled { opacity: .55; cursor: default; transform: none; }

.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { background: var(--panel); border-color: var(--accent); }
.btn-sm { padding: 9px 18px; font-size: 14px; border-radius: 10px; }
.btn-block { width: 100%; padding-block: 15px; }

/* ── الترويسة ── */
.nav {
  position: sticky; top: 0; z-index: 30;
  background: rgba(18, 16, 13, .88);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
  padding-top: env(safe-area-inset-top, 0px);
}
.nav-in { display: flex; align-items: center; gap: 18px; height: 66px; }

.brand { display: flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 700; }
.brand b { color: var(--accent); }
.mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--accent); color: var(--on-accent);
  display: grid; place-items: center; font-weight: 900; font-size: 13.5px;
  font-family: system-ui, sans-serif; letter-spacing: .02em;
}

.links { display: flex; gap: 22px; margin-inline-start: auto; font-size: 15px; color: var(--muted); font-weight: 600; }
.links a:hover { color: var(--text); }
.nav .btn { margin-inline-start: 4px; }

@media (max-width: 720px) {
  .links { display: none; }
  .nav .btn { margin-inline-start: auto; }
}

/* ── الواجهة ── */
.hero {
  padding-block: clamp(48px, 8vw, 96px) clamp(40px, 6vw, 72px);
  background:
    radial-gradient(900px 420px at 88% -8%, rgba(232, 163, 61, .14), transparent 70%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
  border-bottom: 1px solid var(--line-soft);
}
.hero-in { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero h1 { margin-bottom: 18px; }

.ticks { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 26px; }
.ticks.col { flex-direction: column; gap: 10px; margin-top: 22px; }
.ticks li { display: flex; align-items: center; gap: 9px; font-size: 15px; color: var(--muted); }
.ticks li::before {
  content: "✓"; color: var(--accent); font-weight: 900; font-size: 13px;
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(232, 163, 61, .14);
  display: grid; place-items: center; flex: 0 0 auto;
}

@media (max-width: 900px) {
  .hero-in { grid-template-columns: 1fr; gap: 36px; }
  .hero-art { order: -1; }
}

/* ── الجهاز المرسوم ── */
.device {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 20px; padding: 12px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, .45);
}
.dev-top { display: flex; gap: 6px; padding: 4px 6px 12px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line); }
.dot:first-child { background: var(--accent); }

.dev-body { display: grid; grid-template-columns: 44px 1fr 122px; gap: 10px; }
.dev-side { display: flex; flex-direction: column; gap: 8px; }
.chip { height: 30px; border-radius: 8px; background: var(--card); border: 1px solid var(--line-soft); }
.chip.on { background: var(--accent); border-color: var(--accent); }

.dev-main { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.tile {
  aspect-ratio: 1 / .76; border-radius: 10px;
  background: var(--card); border: 1px solid var(--line-soft);
}
.tile.lit { background: rgba(232, 163, 61, .16); border-color: rgba(232, 163, 61, .5); }

.dev-bill {
  background: var(--card); border: 1px solid var(--line-soft);
  border-radius: 10px; padding: 10px; display: flex; flex-direction: column; gap: 9px;
}
.dev-bill .row { display: flex; align-items: center; gap: 7px; }
.dev-bill i { flex: 1; height: 6px; border-radius: 3px; background: var(--line); }
.dev-bill b { width: 26px; height: 6px; border-radius: 3px; background: var(--line); }
.dev-bill .total { margin-top: auto; padding-top: 9px; border-top: 1px dashed var(--line); }
.dev-bill .total i { background: var(--accent-dim); }
.dev-bill .total b { background: var(--accent); }

/* ── الأقسام ── */
.section { padding-block: clamp(52px, 7vw, 86px); }
.band { background: var(--bg-2); border-block: 1px solid var(--line-soft); }

.grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px; margin-top: 32px;
}
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px;
}
.card h3 { margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; }

.two { display: grid; grid-template-columns: 1fr .9fr; gap: 48px; align-items: center; }
@media (max-width: 900px) { .two { grid-template-columns: 1fr; gap: 32px; } }

/* ── رسم «بلا إنترنت» ── */
.offline-art { display: grid; gap: 16px; justify-items: center; }
.node {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 12px 20px;
  font-size: 14px; font-weight: 700; color: var(--muted);
}
.node.cloud { border-color: rgba(232, 163, 61, .45); color: var(--accent); }
.beam { width: 2px; height: 42px; background: linear-gradient(var(--accent), transparent); opacity: .5; }
.nodes { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

/* ── الخطوات ── */
.steps { list-style: none; counter-reset: s; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-top: 32px; }
.steps li {
  counter-increment: s; position: relative;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px 22px 22px;
}
.steps li::before {
  content: counter(s);
  position: absolute; top: -15px; inset-inline-start: 22px;
  width: 32px; height: 32px; border-radius: 10px;
  background: var(--accent); color: var(--on-accent);
  display: grid; place-items: center; font-weight: 900; font-size: 15px;
  font-family: system-ui, sans-serif;
}
.steps b { display: block; font-size: 17px; margin-bottom: 6px; }
.steps span { color: var(--muted); font-size: 15px; }

/* ── الباقات ── */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(275px, 1fr)); gap: 16px; margin-top: 34px; align-items: start; }
.plan {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px 22px;
  display: flex; flex-direction: column; gap: 14px;
}
.plan.featured { border-color: var(--accent); background: linear-gradient(180deg, rgba(232, 163, 61, .09), var(--card) 40%); position: relative; }
.badge {
  position: absolute; top: -12px; inset-inline-start: 22px;
  background: var(--accent); color: var(--on-accent);
  font-size: 11.5px; font-weight: 800; letter-spacing: .04em;
  padding: 4px 12px; border-radius: 999px;
}
.plan-for { color: var(--muted); font-size: 14px; margin-top: -8px; }
.plan ul { list-style: none; display: grid; gap: 9px; }
.plan li { display: flex; gap: 9px; font-size: 15px; color: var(--muted); }
.plan li::before { content: "•"; color: var(--accent); font-weight: 900; }
.plan .btn { margin-top: auto; }

/* ── النموذج ── */
.form-wrap { display: grid; grid-template-columns: .85fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .form-wrap { grid-template-columns: 1fr; gap: 28px; } }

.form {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px;
  display: grid; gap: 16px;
}
.field { display: grid; gap: 6px; }
.field label { font-size: 13.5px; color: var(--muted); font-weight: 600; }
.field .opt { color: var(--line); font-weight: 500; }

input, textarea {
  font: inherit; font-size: 15.5px;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 13px 14px; width: 100%; resize: vertical;
}
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
input:invalid:not(:placeholder-shown) { border-color: var(--danger); }

.form-msg { font-size: 14.5px; font-weight: 700; min-height: 22px; }
.form-msg.ok { color: var(--ok); }
.form-msg.bad { color: var(--danger); }

/* ── التذييل ── */
.foot { border-top: 1px solid var(--line-soft); padding-block: 26px; padding-bottom: calc(26px + env(safe-area-inset-bottom, 0px)); }
.foot-in { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; color: var(--muted); font-size: 14.5px; }
.foot a { color: var(--accent); }