/* ============================================================
   ICT Assistant — GitHub Pages style
   Dark, RTL, self-contained. No build step, no framework.
   ============================================================ */

:root {
  --bg:        #0b1017;
  --bg-soft:   #111823;
  --bg-card:   #151d29;
  --line:      #22303f;
  --line-soft: #1a2431;
  --fg:        #e6edf5;
  --fg-dim:    #9fb0c3;
  --fg-faint:  #6d8296;
  --accent:    #d4a017;   /* gold — XAUUSD */
  --accent-2:  #2f9e6f;   /* demand green */
  --accent-3:  #c0392b;   /* supply red */
  --accent-4:  #7d5bd4;   /* zone purple */
  --radius:    14px;
  --max:       1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Vazirmatn, "Segoe UI", Tahoma, "Iranian Sans", sans-serif;
  font-size: 16px;
  line-height: 1.95;
  -webkit-font-smoothing: antialiased;
}

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

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 22px; }

/* ---------- nav ---------- */
header.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 16, 23, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  max-width: var(--max); margin: 0 auto; padding: 10px 22px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
}
.brand { font-weight: 800; letter-spacing: .2px; color: var(--fg); }
.brand span { color: var(--accent); }
nav.links { display: flex; gap: 16px; flex-wrap: wrap; margin-inline-start: auto; font-size: 15px; }
nav.links a { color: var(--fg-dim); }
nav.links a:hover { color: var(--fg); }

/* ---------- hero ---------- */
.hero { padding: 62px 0 34px; }
.hero h1 {
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.45; margin: 0 0 14px; font-weight: 800;
}
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p.lead { font-size: 18px; color: var(--fg-dim); margin: 0 0 22px; max-width: 780px; }

.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.chip {
  font-size: 13px; padding: 4px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--bg-soft); color: var(--fg-dim);
}
.chip.gold { border-color: #5a461a; color: var(--accent); }
.chip.green { border-color: #1d4f39; color: var(--accent-2); }

.btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 11px 20px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg-soft); color: var(--fg);
  font-weight: 600; font-size: 15px;
}
.btn:hover { text-decoration: none; border-color: var(--fg-faint); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #17130a; }
.btn.primary:hover { background: #e5b52b; }

/* ---------- sections ---------- */
section { padding: 46px 0; border-top: 1px solid var(--line-soft); }
section h2 { font-size: clamp(22px, 3vw, 30px); margin: 0 0 8px; font-weight: 800; }
section p.sub { color: var(--fg-dim); margin: 0 0 26px; }

/* ---------- demo ---------- */
.demo {
  display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: 20px; align-items: start;
}
@media (max-width: 900px) { .demo { grid-template-columns: 1fr; } }

.chart-box {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; background: #0d131b; line-height: 0;
}
.chart-box img { width: 100%; display: block; }

.hot {
  position: absolute; width: 26px; height: 26px; margin: -13px 0 0 -13px;
  border-radius: 50%; border: 2px solid #0b1017; cursor: pointer;
  background: var(--accent); color: #17130a; font: 700 12px/22px Vazirmatn, sans-serif;
  text-align: center; padding: 0; transition: transform .12s ease, box-shadow .12s ease;
}
.hot:hover { transform: scale(1.25); }
.hot.on { box-shadow: 0 0 0 5px rgba(212,160,23,.28); transform: scale(1.25); }
.hot.k2 { background: var(--accent-2); }
.hot.k3 { background: var(--accent-3); color: #fff; }
.hot.k4 { background: var(--accent-4); color: #fff; }

.panel {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-card); padding: 18px 20px; min-height: 260px;
}
.panel .ptitle { font-weight: 800; font-size: 17px; margin: 0 0 4px; }
.panel .ptag {
  display: inline-block; font-size: 12px; padding: 2px 10px; border-radius: 999px;
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--fg-faint);
  margin-bottom: 12px;
}
.panel h4 {
  font-size: 14px; margin: 14px 0 4px; color: var(--accent);
  font-weight: 700; letter-spacing: .2px;
}
.panel p { margin: 0; color: var(--fg-dim); font-size: 15px; line-height: 1.9; }
.panel .hint { color: var(--fg-faint); font-size: 13px; margin-top: 16px; }

.note {
  margin-top: 14px; font-size: 13px; color: var(--fg-faint);
  border-inline-start: 3px solid var(--line); padding-inline-start: 12px;
}

/* ---------- cards ---------- */
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); }
.card {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-card); padding: 18px 20px;
}
.card h3 { margin: 0 0 8px; font-size: 16px; font-weight: 700; }
.card h3 .dot {
  display: inline-block; width: 9px; height: 9px; border-radius: 2px;
  margin-inline-end: 8px; vertical-align: middle;
}
.card p { margin: 0; color: var(--fg-dim); font-size: 14.5px; line-height: 1.9; }

/* ---------- table ---------- */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; background: var(--bg-card); }
th, td { padding: 11px 14px; text-align: start; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
th { background: var(--bg-soft); color: var(--fg); font-weight: 700; font-size: 14px; white-space: nowrap; }
td { color: var(--fg-dim); }
tr:last-child td { border-bottom: none; }
td strong { color: var(--fg); }

/* ---------- steps ---------- */
ol.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; }
ol.steps li {
  counter-increment: s; position: relative; padding: 0 52px 0 0;
  margin-bottom: 18px; color: var(--fg-dim);
}
ol.steps li::before {
  content: counter(s); position: absolute; right: 0; top: 3px;
  width: 34px; height: 34px; border-radius: 9px; text-align: center;
  line-height: 34px; font-weight: 800; color: var(--accent);
  background: var(--bg-soft); border: 1px solid var(--line);
}
ol.steps li strong { color: var(--fg); }

code {
  font-family: "Cascadia Mono", Consolas, "Courier New", monospace;
  font-size: 13px; background: #0a0f16; border: 1px solid var(--line-soft);
  border-radius: 6px; padding: 2px 7px; color: #cfe3f5; direction: ltr;
  display: inline-block; unicode-bidi: embed;
}
pre {
  background: #0a0f16; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; overflow-x: auto; direction: ltr; text-align: left; line-height: 1.7;
}
pre code { background: none; border: none; padding: 0; font-size: 13px; }

.callout {
  border: 1px solid #5a461a; background: rgba(212,160,23,.07);
  border-radius: var(--radius); padding: 14px 18px; color: var(--fg-dim); font-size: 14.5px;
}
.callout strong { color: var(--accent); }

details {
  border: 1px solid var(--line); border-radius: 11px; background: var(--bg-card);
  padding: 12px 18px; margin-bottom: 10px;
}
details summary { cursor: pointer; font-weight: 700; color: var(--fg); }
details p { color: var(--fg-dim); margin: 10px 0 0; font-size: 14.5px; }

footer {
  border-top: 1px solid var(--line-soft); padding: 34px 0 50px;
  color: var(--fg-faint); font-size: 14px;
}
footer a { color: var(--fg-dim); }
footer .row { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
footer .row span:last-child { margin-inline-start: auto; }
.disc {
  margin-top: 20px; font-size: 13px; line-height: 1.9; color: var(--fg-faint);
  border-inline-start: 3px solid var(--line); padding-inline-start: 14px;
}
.mono { direction: ltr; unicode-bidi: embed; }