/* منصة TraderAI — نظام التصميم (design-system/traderai-platform/MASTER.md)
   داكن OLED افتراضي + وضع فاتح، IBM Plex Sans Arabic، RTL، دعم reduced-motion */
:root {
  --bg: #020617; --card: #0E1223; --muted: #1A1E2F; --border: #334155;
  --fg: #F8FAFC; --fg-muted: #94A3B8;
  --primary: #0F172A; --on-primary: #FFFFFF;
  --accent: #22C55E; --on-accent: #052E14;
  --danger: #EF4444; --on-danger: #FFFFFF;
  --warn: #F59E0B; --info: #38BDF8;
  --radius: 14px; --radius-sm: 9px;
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 24px; --space-6: 32px; --space-8: 48px;
  --font: "IBM Plex Sans Arabic", "IBM Plex Sans", system-ui, sans-serif;
  --shadow: 0 6px 24px rgba(0,0,0,.35);
  --up: #22C55E; --down: #EF4444;
}
[data-theme="light"] {
  --bg: #F1F5F9; --card: #FFFFFF; --muted: #E2E8F0; --border: #CBD5E1;
  --fg: #0F172A; --fg-muted: #475569;
  --primary: #0F172A; --accent: #16A34A; --on-accent: #FFFFFF;
  --shadow: 0 4px 16px rgba(15,23,42,.08);
}
* { box-sizing: border-box; }
html { scrollbar-gutter: stable; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font-family: var(--font); font-size: 15.5px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
a { color: var(--info); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.35; margin: 0 0 var(--space-3); }
h1 { font-size: 1.5rem; } h2 { font-size: 1.2rem; } h3 { font-size: 1.05rem; }
.container { max-width: 1180px; margin-inline: auto; padding-inline: var(--space-4); }

/* ---------- الهيدر ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--card) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--border);
}
.topbar-inner { display: flex; align-items: center; gap: var(--space-4);
  padding-block: var(--space-2); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: var(--space-2);
  font-weight: 700; font-size: 1.05rem; color: var(--fg); cursor: pointer; }
.brand svg { width: 26px; height: 26px; }
nav.main { display: flex; gap: var(--space-1); flex-wrap: wrap; }
nav.main a {
  color: var(--fg-muted); padding: 7px 12px; border-radius: 999px;
  font-size: .92rem; cursor: pointer; transition: color .18s, background .18s;
}
nav.main a:hover, nav.main a.active { color: var(--fg); background: var(--muted); text-decoration: none; }
.top-actions { display: flex; align-items: center; gap: var(--space-2); margin-inline-start: auto; }
.icon-btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--card); color: var(--fg); cursor: pointer;
  transition: background .18s, transform .12s;
}
.icon-btn:hover { background: var(--muted); }
.badge-dot {
  position: absolute; top: -2px; inset-inline-end: -2px; min-width: 17px; height: 17px;
  border-radius: 999px; background: var(--danger); color: #fff; font-size: .68rem;
  display: none; align-items: center; justify-content: center; padding-inline: 3px;
}
.badge-dot.show { display: inline-flex; }

/* ---------- البطاقات والشبكات ---------- */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: var(--space-5); box-shadow: var(--shadow);
}
.card + .card { margin-top: var(--space-4); }
.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.stat { padding: var(--space-4); border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--border); }
.stat .k { color: var(--fg-muted); font-size: .85rem; }
.stat .v { font-size: 1.45rem; font-weight: 700; margin-top: 2px; }
.stat .v small { font-size: .8rem; color: var(--fg-muted); font-weight: 400; }
.up { color: var(--up); } .down { color: var(--down); }

/* ---------- أزرار ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--muted); color: var(--fg); font-family: inherit; font-size: .95rem;
  cursor: pointer; transition: filter .18s, background .18s; min-height: 42px;
}
.btn:hover { filter: brightness(1.15); text-decoration: none; }
.btn.primary { background: var(--accent); color: var(--on-accent); border-color: transparent; font-weight: 600; }
.btn.danger { background: var(--danger); color: var(--on-danger); border-color: transparent; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 6px 12px; min-height: 34px; font-size: .85rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- النماذج ---------- */
label { display: block; font-size: .88rem; color: var(--fg-muted); margin-bottom: 6px; }
input, select {
  width: 100%; padding: 11px 13px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg); color: var(--fg);
  font-family: inherit; font-size: .95rem;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.field { margin-bottom: var(--space-4); }
.form-error { color: var(--danger); font-size: .88rem; min-height: 1.3em; margin-top: 6px; }

/* ---------- مبدّلات ---------- */
.switch { position: relative; display: inline-block; width: 46px; height: 26px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute; inset: 0; border-radius: 999px; background: var(--muted);
  border: 1px solid var(--border); transition: background .2s; cursor: pointer;
}
.slider::before {
  content: ""; position: absolute; width: 20px; height: 20px; border-radius: 50%;
  inset-inline-start: 3px; top: 2px; background: var(--fg-muted); transition: transform .2s, background .2s;
}
.switch input:checked + .slider { background: var(--accent); }
.switch input:checked + .slider::before {
  transform: translateX(-20px); background: var(--on-accent);
}
[dir="rtl"] .switch input:checked + .slider::before { transform: translateX(-20px); }

/* ---------- تبويبات ---------- */
.tabs { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-4); overflow-x: auto; }
.tabs button {
  background: none; border: none; color: var(--fg-muted); padding: 10px 16px;
  font-family: inherit; font-size: .95rem; cursor: pointer; white-space: nowrap;
  border-bottom: 2px solid transparent; transition: color .15s, border-color .15s;
}
.tabs button.active { color: var(--accent); border-color: var(--accent); }

/* ---------- جداول ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { padding: 10px 12px; text-align: start; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--fg-muted); font-weight: 600; background: var(--muted); position: sticky; top: 0; }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: color-mix(in srgb, var(--muted) 55%, transparent); }
td.wrap { white-space: normal; min-width: 200px; max-width: 420px; }

/* ---------- شرائح وبطاقات التوصيات ---------- */
.rec-card { border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--card); padding: var(--space-4); display: flex; flex-direction: column; gap: 10px;
  transition: border-color .18s, transform .18s; }
.rec-card:hover { border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); }
.rec-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.rec-name { font-weight: 700; font-size: 1.02rem; }
.chip { display: inline-flex; align-items: center; padding: 2px 10px; border-radius: 999px;
  font-size: .74rem; background: var(--muted); color: var(--fg-muted); border: 1px solid var(--border); }
.chip.market-crypto { color: #F59E0B; } .chip.market-tasi { color: #38BDF8; }
.chip.market-usa { color: #A78BFA; } .chip.market-metals { color: #FBBF24; }
.chip.status-active { color: var(--accent); } .chip.status-target1,
.chip.status-target2, .chip.status-target3 { color: var(--accent); }
.chip.status-stopped { color: var(--danger); } .chip.status-expired { color: var(--fg-muted); }
.targets { display: flex; gap: 8px; flex-wrap: wrap; font-size: .82rem; }
.targets .t { background: var(--muted); border: 1px solid var(--border);
  padding: 3px 9px; border-radius: 8px; }
.targets .t b { color: var(--accent); }
.rec-meta { color: var(--fg-muted); font-size: .84rem; }
.score-bar { position: relative; height: 8px; border-radius: 999px; background: var(--muted); overflow: hidden; }
.score-bar i { position: absolute; inset-block: 0; inset-inline-start: 0; border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), #4ADE80); }
.score-val { font-weight: 700; color: var(--accent); }

/* ---------- الفلاتر ---------- */
.filter-row { display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) 0; border-bottom: 1px solid var(--border); }
.filter-row:last-child { border-bottom: none; }
.filter-name { font-weight: 600; }
.filter-src { font-size: .74rem; color: var(--fg-muted); }
.filter-row .switch { margin-inline-start: auto; }

/* ---------- الشارت ---------- */
#chart { width: 100%; height: 420px; }
@media (max-width: 620px) { #chart { height: 300px; } }
.chart-toolbar { display: flex; gap: var(--space-2); align-items: center;
  flex-wrap: wrap; margin-bottom: var(--space-3); }
.chart-toolbar input { max-width: 280px; }
.tv-legend { display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--space-3); }
.tv-legend .chip.on { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }

/* ---------- الإشعارات المنسدلة ---------- */
.dropdown { position: absolute; inset-inline-end: 0; top: calc(100% + 8px);
  width: min(360px, 92vw); background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); display: none; z-index: 80;
  max-height: 70vh; overflow: auto; }
.dropdown.show { display: block; }
.dropdown .item { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--border); cursor: pointer; }
.dropdown .item:hover { background: var(--muted); }
.dropdown .item:last-child { border-bottom: none; }
.dropdown .item .t { font-weight: 600; font-size: .9rem; }
.dropdown .item .b { color: var(--fg-muted); font-size: .82rem; }
.dropdown .empty { padding: var(--space-5); color: var(--fg-muted); text-align: center; }
.notif-wrap { position: relative; }

/* ---------- توست ---------- */
#toast { position: fixed; bottom: 24px; inset-inline-start: 50%; transform: translateX(50%);
  background: var(--card); border: 1px solid var(--border); color: var(--fg);
  padding: 12px 22px; border-radius: 999px; box-shadow: var(--shadow);
  opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s; z-index: 200;
  font-size: .92rem; max-width: 92vw; }
#toast.show { opacity: 1; }
#toast.err { border-color: var(--danger); }

/* ---------- هيرو وهبوط ---------- */
.hero { padding-block: var(--space-8) var(--space-6); text-align: center; }
.hero h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); margin-bottom: var(--space-3); }
.hero p { color: var(--fg-muted); max-width: 640px; margin: 0 auto var(--space-5); }
.hero-cta { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }
.strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
@media (max-width: 900px) { .strip { grid-template-columns: repeat(2, 1fr); } }
.section { padding-block: var(--space-6); }
.muted { color: var(--fg-muted); }
.mt { margin-top: var(--space-4); } .mb { margin-bottom: var(--space-4); }
.flex { display: flex; gap: var(--space-3); align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.pulse { width: 9px; height: 9px; border-radius: 50%; background: var(--fg-muted); display: inline-block; }
.pulse.live { background: var(--accent); box-shadow: 0 0 8px var(--accent); }

/* ---------- AdSense ---------- */
.ad-slot { display: block; min-height: 90px; margin-block: var(--space-4);
  border: 1px dashed var(--border); border-radius: var(--radius-sm);
  align-items: center; justify-content: center; color: var(--fg-muted); font-size: .8rem; }
.ad-slot.filled { border: none; min-height: 0; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--border); margin-top: var(--space-8);
  padding-block: var(--space-5); color: var(--fg-muted); font-size: .85rem; }
footer .container { display: flex; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }

/* ---------- نافذة التحليل (تفاصيل رمز) ---------- */
.an-backdrop { position: fixed; inset: 0; z-index: 100; background: rgba(2,6,23,.72);
  backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center;
  padding: var(--space-4); animation: an-fade .16s ease-out; }
@keyframes an-fade { from { opacity: 0; } }
.an-modal { width: min(880px, 100%); max-height: 88vh; overflow: auto;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); animation: an-pop .16s ease-out; }
@keyframes an-pop { from { opacity: 0; transform: translateY(10px) scale(.985); } }
.an-head { display: flex; align-items: flex-start; gap: var(--space-3);
  padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--card); z-index: 2; flex-wrap: wrap; }
.an-title { font-weight: 700; font-size: 1.08rem; }
.an-title .num { color: var(--fg-muted); font-size: .82rem; font-weight: 400; }
.an-sub { color: var(--fg-muted); font-size: .85rem; }
.an-scores { display: flex; gap: var(--space-2); flex-wrap: wrap;
  margin-inline-start: auto; align-items: center; }
.an-score { text-align: center; background: var(--muted); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 4px 12px; min-width: 64px; }
.an-score .k { font-size: .68rem; color: var(--fg-muted); }
.an-score .v { font-weight: 700; font-size: 1rem; }
.an-close { flex: none; width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--muted); color: var(--fg);
  font-size: 1rem; cursor: pointer; }
.an-close:hover { border-color: var(--danger); color: var(--danger); }
.an-close:focus-visible, .an-backdrop :focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.an-body { padding: var(--space-4) var(--space-5) var(--space-5); }
.an-verdict { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap;
  margin-bottom: var(--space-4); }
.an-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
@media (max-width: 720px) { .an-grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) {
  .an-backdrop { padding: var(--space-2); }
  .an-body { padding: var(--space-3) var(--space-4) var(--space-4); }
  .an-head { padding: var(--space-3) var(--space-4); }
}
.an-grid section { border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4); background: color-mix(in srgb, var(--muted) 35%, var(--card)); }
.an-grid h4 { margin: 0 0 var(--space-2); font-size: .9rem; }
.an-grid h4 .muted { font-weight: 400; font-size: .78rem; }
.an-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip.buy { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.chip.sell { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 45%, var(--border)); }
.chip.gold { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, var(--border)); }
.an-table { width: 100%; border-collapse: collapse; font-size: .84rem; }
.an-table td { padding: 3px 8px; border-bottom: 1px solid var(--border); }
.an-table tr:last-child td { border-bottom: none; }
.an-table td.num { font-variant-numeric: tabular-nums; }
.an-table tr.near td { color: var(--accent); font-weight: 600; }
.an-reasons { margin: 0; padding-inline-start: 18px; color: var(--fg-muted);
  font-size: .84rem; display: grid; gap: 3px; }
.an-news { margin: 0; padding-inline-start: 18px; font-size: .84rem; display: grid; gap: 4px; }
.an-note { margin-top: var(--space-4); color: var(--fg-muted); font-size: .78rem; }
.an-loading { padding: var(--space-8); text-align: center; color: var(--fg-muted); }

/* صفوف قابلة للنقر (الإشارات وحركة السوق) */
#signals-table tbody tr, #quotes-table tbody tr { cursor: pointer; }
#signals-table tbody tr:hover, #quotes-table tbody tr:hover { background: var(--muted); }