/* ═══════════════════════════════════════════════════════════
   وسيط — نظام التصميم

   الألوان هنا تحمل معنى، لا زينة:
     النعناعي  = محرَّر / آمن / موثَّق
     الكهرماني = المال محجوز في الأمانة الآن
     الأحمر    = نزاع
   المستخدم يتعلّم حالة ماله من اللون قبل أن يقرأ الكلمة.
   ═══════════════════════════════════════════════════════════ */

:root {
  --mint:   #00E0A4;
  --mint-d: #00A87A;
  --amber:  #FFB443;
  --amber-d:#C97F16;
  --rose:   #FF5F6D;
  --rose-d: #D93A48;
  --violet: #7C6CFF;

  --display: 'Rubik', system-ui, sans-serif;
  --body:    'IBM Plex Sans Arabic', system-ui, sans-serif;
  --mono:    'IBM Plex Mono', ui-monospace, monospace;

  --r:    14px;
  --r-sm: 10px;
  --shadow: 0 20px 60px -20px rgba(0,0,0,.5);
  --ease: cubic-bezier(.22,1,.36,1);
}

html[data-theme="dark"] {
  --bg:      #05070A;
  --bg-2:    #0A0E14;
  --glass:   rgba(255,255,255,.045);
  --glass-2: rgba(255,255,255,.07);
  --line:    rgba(255,255,255,.09);
  --line-2:  rgba(255,255,255,.16);
  --text:    #E8EEF2;
  --muted:   #8595A0;
  --ok:      var(--mint);
  --hold:    var(--amber);
  --bad:     var(--rose);
  --on-accent: #04150F;
}

html[data-theme="light"] {
  --bg:      #F5F8FA;
  --bg-2:    #FFFFFF;
  --glass:   rgba(255,255,255,.72);
  --glass-2: rgba(255,255,255,.9);
  --line:    rgba(12,22,32,.09);
  --line-2:  rgba(12,22,32,.18);
  --text:    #0C1620;
  --muted:   #5A6B78;
  --ok:      var(--mint-d);
  --hold:    var(--amber-d);
  --bad:     var(--rose-d);
  --on-accent: #FFFFFF;
  --shadow: 0 18px 50px -22px rgba(12,22,32,.28);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 15.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .35s var(--ease), color .35s var(--ease);
}

/* توهّج محيطي خلف الصفحة — عمق بلا ضجيج */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(70ch 50ch at 78% -8%, color-mix(in srgb, var(--mint) 13%, transparent), transparent 62%),
    radial-gradient(60ch 45ch at 12% 6%,  color-mix(in srgb, var(--violet) 12%, transparent), transparent 60%);
  pointer-events: none;
  z-index: 0;
}
#root { position: relative; z-index: 1; }

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: none; background: none; }
a { color: inherit; text-decoration: none; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 22px; }

/* ─────────── الشريط العلوي ─────────── */

.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 10px;
  padding: 12px 22px;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(18px) saturate(1.6);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 600; font-size: 19px;
  letter-spacing: -.01em;
}
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--mint), var(--violet));
  color: #04150F; font-size: 15px; font-weight: 700;
  box-shadow: 0 4px 16px -4px color-mix(in srgb, var(--mint) 60%, transparent);
}
.spacer { flex: 1; }

/* ─────────── الأزرار ─────────── */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px;
  border-radius: var(--r-sm);
  font-weight: 600; font-size: 14.5px;
  background: var(--ok); color: var(--on-accent);
  transition: transform .18s var(--ease), filter .18s;
  box-shadow: 0 8px 24px -10px color-mix(in srgb, var(--ok) 70%, transparent);
}
.btn:hover  { transform: translateY(-1px); filter: brightness(1.06); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn.wide { width: 100%; }

.btn.ghost {
  background: var(--glass); color: var(--text);
  border: 1px solid var(--line-2); box-shadow: none;
  backdrop-filter: blur(10px);
}
.btn.ghost:hover { background: var(--glass-2); }

.btn.danger {
  background: transparent; color: var(--bad);
  border: 1px solid color-mix(in srgb, var(--bad) 45%, transparent);
  box-shadow: none;
}
.btn.danger:hover { background: color-mix(in srgb, var(--bad) 10%, transparent); }

.btn.sm { padding: 8px 14px; font-size: 13px; }

.icon-btn {
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center;
  border: 1px solid var(--line); background: var(--glass);
  font-size: 13px; color: var(--muted);
  transition: border-color .2s, color .2s;
}
.icon-btn:hover { border-color: var(--line-2); color: var(--text); }

/* ─────────── الزجاج ─────────── */

.glass {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--r);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  box-shadow: var(--shadow);
}

.chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 13px; border-radius: 999px;
  border: 1px solid var(--line-2); background: var(--glass);
  font-size: 12.5px; color: var(--muted);
  backdrop-filter: blur(10px);
  white-space: nowrap;
}
.chip b { color: var(--text); font-weight: 600; }

/* ─────────── البطل ─────────── */

.hero { padding: 88px 0 56px; text-align: center; }

.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 15px; border-radius: 999px; margin-bottom: 26px;
  border: 1px solid var(--line-2); background: var(--glass);
  font-size: 12.5px; color: var(--muted);
  backdrop-filter: blur(10px);
}
.hero .eyebrow .pulse {
  width: 7px; height: 7px; border-radius: 50%; background: var(--ok);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 70%, transparent);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  70%  { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero h1 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(34px, 6.4vw, 66px);
  line-height: 1.12;
  letter-spacing: -.025em;
  max-width: 15ch;
  margin: 0 auto;
}
.hero h1 .grad {
  background: linear-gradient(100deg, var(--mint), var(--violet));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero .sub {
  color: var(--muted);
  font-size: clamp(15px, 2.2vw, 18px);
  max-width: 54ch;
  margin: 22px auto 0;
}
.hero .cta { display: flex; gap: 12px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }
.hero .guards { display: flex; gap: 10px; justify-content: center; margin-top: 34px; flex-wrap: wrap; }

/* ═══════════ التوقيع: مسار الأمانة ═══════════
   يُظهر أين يقف المال في كل لحظة. هذا هو المنتج نفسه، مرسوماً. */

.rail-card { padding: 34px 26px 26px; margin: 20px 0 90px; }

.rail {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: start;
  gap: 8px;
  padding-top: 46px;
}
/* الخط الذي يسير عليه المال */
.rail::before {
  content: '';
  position: absolute;
  inset-block-start: 21px;
  inset-inline: 16%;
  height: 2px;
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--violet) 55%, transparent),
    var(--hold),
    color-mix(in srgb, var(--ok) 75%, transparent));
  border-radius: 2px;
  opacity: .35;
}
/* العملة المسافرة */
.rail .coin {
  position: absolute;
  inset-block-start: 12px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--hold);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--hold) 22%, transparent),
              0 0 20px color-mix(in srgb, var(--hold) 70%, transparent);
  animation: travel 7s var(--ease) infinite;
}
/* من المشتري ← تتوقف طويلاً في الخزنة ← إلى البائع.
   التوقّف الطويل مقصود: هو مهلة الفحص، وهي جوهر الخدمة كلها. */
@keyframes travel {
  0%,  6%   { inset-inline-start: 16%; background: var(--violet); }
  26%, 62%  { inset-inline-start: calc(50% - 10px); background: var(--hold); }
  86%, 100% { inset-inline-start: calc(84% - 20px); background: var(--ok); }
}

.node { text-align: center; position: relative; }
.node .pin {
  width: 44px; height: 44px; border-radius: 13px;
  margin: -46px auto 14px;
  display: grid; place-items: center;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  font-size: 17px;
  position: relative; z-index: 2;
}
.node.vault .pin {
  border-color: color-mix(in srgb, var(--hold) 55%, transparent);
  background: color-mix(in srgb, var(--hold) 12%, var(--bg-2));
  box-shadow: 0 0 26px -6px color-mix(in srgb, var(--hold) 55%, transparent);
}
.node h4 { font-family: var(--display); font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.node.vault h4 { color: var(--hold); }
.node p { color: var(--muted); font-size: 12.8px; line-height: 1.5; }

.rail-note {
  margin-top: 26px; padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted); font-size: 13.5px; text-align: center;
}
.rail-note b { color: var(--text); font-weight: 600; }

/* ─────────── الأقسام ─────────── */

section.block { padding: 72px 0; }

.head { text-align: center; margin-bottom: 44px; }
.head .kicker {
  font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ok); font-weight: 600; margin-bottom: 12px;
}
.head h2 {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(25px, 3.6vw, 38px);
  letter-spacing: -.02em;
}
.head p { color: var(--muted); margin: 12px auto 0; max-width: 52ch; }

.grid { display: grid; gap: 16px; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g5 { grid-template-columns: repeat(5, 1fr); }

.step { padding: 26px; transition: transform .3s var(--ease), border-color .3s; }
.step:hover { transform: translateY(-3px); border-color: var(--line-2); }
.step .num { font-family: var(--mono); font-size: 12px; font-weight: 500; color: var(--ok); margin-bottom: 14px; }
.step h3 { font-family: var(--display); font-weight: 600; font-size: 17px; margin-bottom: 7px; }
.step p { color: var(--muted); font-size: 14px; }

.cat {
  padding: 20px 16px; text-align: center;
  transition: transform .25s var(--ease), border-color .25s;
}
.cat:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.cat .ico { font-size: 22px; margin-bottom: 9px; }
.cat span { font-size: 13.5px; font-weight: 500; display: block; }

.guard { padding: 24px; }
.guard .ico {
  width: 40px; height: 40px; border-radius: 11px; margin-bottom: 15px;
  display: grid; place-items: center; font-size: 17px;
  background: color-mix(in srgb, var(--ok) 13%, transparent);
  border: 1px solid color-mix(in srgb, var(--ok) 30%, transparent);
}
.guard h3 { font-family: var(--display); font-weight: 600; font-size: 15.5px; margin-bottom: 6px; }
.guard p { color: var(--muted); font-size: 13.6px; }

.faq { max-width: 760px; margin: 0 auto; }
.qa { border-bottom: 1px solid var(--line); }
.qa summary {
  padding: 20px 4px; cursor: pointer; list-style: none;
  font-weight: 600; font-size: 15.5px;
  display: flex; align-items: center; gap: 14px;
  transition: color .2s;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: '+'; margin-inline-start: auto;
  font-family: var(--mono); font-size: 19px; color: var(--muted);
  transition: transform .3s var(--ease), color .3s;
}
.qa[open] summary { color: var(--ok); }
.qa[open] summary::after { transform: rotate(45deg); color: var(--ok); }
.qa p { color: var(--muted); padding: 0 4px 20px; font-size: 14.5px; }

footer { border-top: 1px solid var(--line); padding: 52px 0 34px; margin-top: 40px; }
.foot { display: flex; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
.foot .about { max-width: 34ch; }
.foot .about p { color: var(--muted); font-size: 13.5px; margin-top: 12px; }
.foot nav { display: flex; flex-direction: column; gap: 9px; }
.foot nav b { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 3px; }
.foot nav a { font-size: 13.8px; color: var(--muted); transition: color .2s; }
.foot nav a:hover { color: var(--ok); }
.foot-end {
  margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line);
  color: var(--muted); font-size: 12.5px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}

/* ─────────── النماذج ─────────── */

.panel { padding: 24px; }
.panel h3 { font-family: var(--display); font-weight: 600; font-size: 17px; margin-bottom: 18px; }

label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 7px; }
input, select, textarea {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--ok);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 16%, transparent);
}
textarea { resize: vertical; min-height: 88px; }
.field { margin-bottom: 15px; }
.row { display: flex; gap: 12px; }
.row > * { flex: 1; }

.auth { max-width: 420px; margin: 64px auto; padding: 0 22px; }
.tabs {
  display: flex; gap: 6px; padding: 5px; margin-bottom: 20px;
  border-radius: var(--r-sm); background: var(--glass); border: 1px solid var(--line);
}
.tabs button { flex: 1; padding: 9px; border-radius: 7px; font-size: 14px; color: var(--muted); transition: all .22s var(--ease); }
.tabs button[aria-selected="true"] { background: var(--ok); color: var(--on-accent); font-weight: 600; }

/* ─────────── مساحة العمل ─────────── */

.work {
  display: grid;
  grid-template-columns: 330px 1fr;
  gap: 20px;
  max-width: 1280px;
  margin: 24px auto 60px;
  padding: 0 22px;
  align-items: start;
}

.deal-card {
  display: block; width: 100%; text-align: start;
  padding: 15px 16px; margin-bottom: 9px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--glass);
  transition: border-color .22s, transform .22s var(--ease);
}
.deal-card:hover { border-color: var(--line-2); }
.deal-card[aria-current="true"] { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 7%, var(--glass)); }
.deal-card .t { font-size: 14.5px; font-weight: 500; margin-bottom: 8px; }
.deal-card .m { display: flex; gap: 7px; align-items: center; flex-wrap: wrap; }

.tag {
  font-size: 10.5px; font-weight: 600; letter-spacing: .03em;
  padding: 3px 9px; border-radius: 999px;
  border: 1px solid currentColor;
}
.tag.open, .tag.awaiting_payment              { color: var(--muted); }
.tag.funded, .tag.delivered                   { color: var(--hold); }
.tag.completed                                { color: var(--ok); }
.tag.disputed, .tag.refunded, .tag.cancelled  { color: var(--bad); }
.tag.role { color: var(--muted); opacity: .75; }
.price { font-family: var(--mono); font-size: 13px; font-weight: 500; }

.deal-head {
  display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap;
  padding-bottom: 20px; margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.deal-head h2 { font-family: var(--display); font-weight: 600; font-size: 23px; letter-spacing: -.015em; }
.code {
  font-family: var(--mono); font-size: 14px; font-weight: 500;
  color: var(--ok); cursor: copy;
  padding: 8px 13px; border-radius: var(--r-sm);
  border: 1px dashed color-mix(in srgb, var(--ok) 50%, transparent);
  background: color-mix(in srgb, var(--ok) 8%, transparent);
  transition: background .2s;
}
.code:hover { background: color-mix(in srgb, var(--ok) 15%, transparent); }

.money {
  display: flex; gap: 30px; flex-wrap: wrap;
  padding: 18px 20px; margin-bottom: 22px;
  border-radius: var(--r-sm);
  background: var(--bg-2); border: 1px solid var(--line);
}
.money span { display: block; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 3px; }
.money strong { font-family: var(--mono); font-size: 19px; font-weight: 500; }
.money .out strong { color: var(--ok); }

.track { display: flex; margin-bottom: 24px; }
.track .step-t { flex: 1; text-align: center; position: relative; padding-top: 22px; font-size: 11.5px; color: var(--muted); }
.track .step-t::before {
  content: ''; position: absolute; inset-block-start: 0;
  inset-inline-start: calc(50% - 5px);
  width: 10px; height: 10px; border-radius: 50%;
  border: 2px solid var(--line-2); background: var(--bg);
  z-index: 2; transition: all .3s var(--ease);
}
.track .step-t::after {
  content: ''; position: absolute; inset-block-start: 4px;
  inset-inline-start: 50%; width: 100%; height: 2px;
  background: var(--line); transition: background .4s var(--ease);
}
.track .step-t:last-child::after { display: none; }
.track .step-t.done { color: var(--text); font-weight: 500; }
.track .step-t.done::before { background: var(--ok); border-color: var(--ok); box-shadow: 0 0 12px -2px var(--ok); }
.track .step-t.done::after  { background: var(--ok); }

.vault {
  padding: 22px; margin-bottom: 22px;
  border-radius: var(--r-sm);
  border: 1px solid color-mix(in srgb, var(--hold) 40%, transparent);
  background: color-mix(in srgb, var(--hold) 7%, transparent);
}
.vault h4 {
  font-family: var(--display); font-weight: 600; font-size: 15.5px;
  color: var(--hold); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.vault pre {
  font-family: var(--mono); font-size: 13px; line-height: 1.75;
  background: var(--bg); border: 1px solid var(--line);
  border-radius: var(--r-sm); padding: 14px;
  white-space: pre-wrap; word-break: break-word;
  direction: ltr; text-align: left;
}
.vault .locked { color: var(--muted); font-size: 13.5px; }
.vault.bad { border-color: color-mix(in srgb, var(--bad) 40%, transparent); background: color-mix(in srgb, var(--bad) 7%, transparent); }
.vault.bad h4 { color: var(--bad); }

.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 22px; }

.log { border-top: 1px solid var(--line); padding-top: 20px; margin-top: 24px; }
.log h4 { font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.evt { display: flex; gap: 12px; font-size: 13px; padding: 6px 0; color: var(--muted); }
.evt .k { color: var(--ok); font-family: var(--mono); font-size: 11px; min-width: 92px; }
.msg { padding: 11px 14px; border-radius: var(--r-sm); background: var(--bg-2); border: 1px solid var(--line); margin-bottom: 8px; font-size: 14px; }
.msg b { display: block; font-size: 11.5px; color: var(--ok); font-weight: 600; margin-bottom: 2px; }

.empty { color: var(--muted); text-align: center; padding: 52px 20px; font-size: 14px; }

.toast {
  position: fixed; inset-block-end: 26px; inset-inline-start: 50%;
  transform: translateX(-50%);
  padding: 12px 20px; border-radius: var(--r-sm);
  background: var(--bg-2); border: 1px solid var(--ok);
  box-shadow: var(--shadow); font-size: 14px; z-index: 100;
  animation: rise .35s var(--ease);
}
.toast.bad { border-color: var(--bad); color: var(--bad); }
@keyframes rise { from { opacity: 0; transform: translate(-50%, 12px); } }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ═══════════ الهاتف ═══════════
   لا نمط مضمّن يفرض عموداً هنا — الانهيار السابق كان بسبب style="grid-column:3"
   المضمّن في HTML، والأنماط المضمّنة تتجاوز قواعد @media مهما كتبتَ فيها. */

@media (max-width: 900px) {
  .work { grid-template-columns: 1fr; }
  .g4, .g5 { grid-template-columns: repeat(2, 1fr); }
  .g3 { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .hero { padding: 56px 0 40px; }
  .hero .cta { flex-direction: column; }
  .hero .cta .btn { width: 100%; }
  section.block { padding: 52px 0; }

  .rail-card { padding: 26px 16px 20px; margin-bottom: 60px; }
  .rail { grid-template-columns: 1fr; gap: 26px; padding-top: 0; }
  .rail::before {                       /* الخط يصبح رأسياً */
    inset-inline: auto;
    inset-inline-start: calc(50% - 1px);
    inset-block: 30px 30px;
    width: 2px; height: auto;
    background: linear-gradient(180deg,
      color-mix(in srgb, var(--violet) 55%, transparent),
      var(--hold),
      color-mix(in srgb, var(--ok) 75%, transparent));
  }
  .rail .coin { animation: travel-v 7s var(--ease) infinite; }
  @keyframes travel-v {
    0%,  6%   { inset-inline-start: calc(50% - 10px); inset-block-start: 24px; background: var(--violet); }
    26%, 62%  { inset-inline-start: calc(50% - 10px); inset-block-start: 50%;  background: var(--hold); }
    86%, 100% { inset-inline-start: calc(50% - 10px); inset-block-start: calc(100% - 34px); background: var(--ok); }
  }
  .node .pin { margin: 0 auto 12px; }

  .money { gap: 20px; padding: 16px; }
  .money strong { font-size: 17px; }
  .track .step-t { font-size: 9.5px; }
  .foot { gap: 28px; }
  .topbar { padding: 10px 16px; gap: 7px; }
  .brand .word { display: none; }   /* الشعار وحده يكفي على الشاشة الصغيرة */
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}
:focus-visible { outline: 2px solid var(--ok); outline-offset: 3px; border-radius: 4px; }