/* ==========================================================================
   Minus One / طبقه منفی یک — Design System
   Dark Industrial Crimson · RTL-native · Mobile-first
   ========================================================================== */

:root {
  /* رنگ پایه */
  --bg: #070707;
  --bg-raise: #0c0c0d;
  --surface: #111112;
  --surface-2: #17171a;
  --graphite: #232326;
  --charcoal: #1b1b1d;

  /* متن */
  --text: #e8e4de;          /* سفید شکسته */
  --text-2: #a8a49e;
  --text-3: #6e6b67;

  /* Accent */
  --crimson: #8e1f2d;
  --crimson-deep: #5c141d;
  --crimson-text: #d0525f;  /* برای متن‌های کوچک روی زمینه‌ی تیره (کنتراست کافی) */

  /* فلزی / سرد */
  --metal: #8b8e93;
  --cold: #5d6167;

  /* خطوط */
  --line: rgba(232, 228, 222, 0.07);
  --line-2: rgba(232, 228, 222, 0.13);
  --line-3: rgba(232, 228, 222, 0.22);

  /* تایپوگرافی */
  --font: "Vazirmatn", "Tahoma", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* فاصله‌ها */
  --gutter: 16px;
  --max: 1140px;
  --radius: 4px;
  --radius-lg: 8px;

  --header-h: 60px;
  --tabbar-h: 64px;

  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);

  color-scheme: dark;
}

@media (min-width: 720px) {
  :root { --gutter: 28px; --header-h: 68px; }
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
}
@media (min-width: 900px) { body { padding-bottom: 0; } }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { background: var(--crimson); color: var(--text); }
:focus-visible { outline: 2px solid var(--crimson-text); outline-offset: 3px; border-radius: 2px; }

/* بافت خیلی ملایم بتنی — فقط حس، نه تصویر */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: 72px; position: relative; }
@media (min-width: 900px) { .section { padding-block: 112px; } }
.section + .section { border-top: 1px solid var(--line); }

.stack > * + * { margin-top: 1em; }

/* ---------- Type ---------- */
.label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  direction: ltr;
  unicode-bidi: isolate;
  display: flex;
  width: fit-content;
  align-items: center;
  gap: 10px;
}
.label--accent { color: var(--crimson-text); }
.label .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--crimson); box-shadow: 0 0 0 3px rgba(142, 31, 45, 0.18); }

.h-display {
  font-size: clamp(34px, 8.6vw, 72px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.h-section {
  font-size: clamp(26px, 5.4vw, 42px);
  line-height: 1.35;
  font-weight: 800;
}
.h-card { font-size: 19px; line-height: 1.55; font-weight: 700; }
.lead { font-size: clamp(16px, 2.4vw, 19px); color: var(--text-2); line-height: 1.95; max-width: 38em; }
.muted { color: var(--text-2); }
.faint { color: var(--text-3); }
.accent { color: var(--crimson-text); }
.ltr { direction: ltr; unicode-bidi: isolate; display: inline-block; }
.mono { font-family: var(--mono); }

.section-head { display: grid; gap: 14px; margin-bottom: 40px; max-width: 46rem; }
@media (min-width: 900px) { .section-head { margin-bottom: 56px; } }

/* ریتم متن برند: پاراگراف، بعد یه جمله‌ی کوتاه */
.rhythm { display: grid; gap: 18px; font-size: clamp(19px, 3.6vw, 28px); line-height: 1.75; font-weight: 500; max-width: 34em; }
.rhythm p { color: var(--text-2); }
.rhythm p.hit { color: var(--text); font-weight: 700; }
.rhythm p.hit::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  background: var(--crimson);
  vertical-align: middle;
  margin-inline-end: 12px;
  transform: translateY(-3px);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn--primary { background: var(--crimson); color: var(--text); }
.btn--primary:hover { background: #a3263a; }
.btn--ghost { border: 1px solid var(--line-3); color: var(--text); }
.btn--ghost:hover { border-color: var(--text-2); background: rgba(232, 228, 222, 0.03); }
.btn--quiet { color: var(--text-2); padding-inline: 4px; min-height: 40px; }
.btn--quiet:hover { color: var(--text); }
.btn--block { width: 100%; }
.btn--sm { min-height: 40px; padding: 0 16px; font-size: 14px; }
.btn[aria-disabled="true"] { background: var(--graphite); color: var(--text-3); pointer-events: none; }

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

/* ---------- Logo ---------- */
.logo { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; font-size: 16px; }
.logo__mark { width: 34px; height: 34px; flex: none; }
.logo__text { display: grid; line-height: 1.2; }
.logo__text small { font-family: var(--mono); font-size: 9.5px; font-weight: 500; letter-spacing: 0.2em; color: var(--text-3); direction: ltr; text-align: right; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: rgba(7, 7, 7, 0.9);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  backdrop-filter: blur(14px) saturate(120%);
  border-bottom: 1px solid var(--line);
}
.site-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-nav { display: none; gap: 30px; font-size: 14.5px; color: var(--text-2); }
.site-nav a { position: relative; padding-block: 6px; transition: color 0.2s; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--text); }
.site-nav a[aria-current="page"]::after { content: ""; position: absolute; inset-inline: 0; bottom: -2px; height: 2px; background: var(--crimson); }
.site-header__cta { display: none; }
.site-header__end { display: flex; align-items: center; gap: 22px; }
.site-header__acc { display: none; align-items: center; gap: 8px; font-size: 14px; color: var(--text-2); transition: color 0.2s; }
.site-header__acc svg { width: 20px; height: 20px; }
.site-header__acc:hover, .site-header__acc[aria-current="page"] { color: var(--text); }
@media (min-width: 900px) { .site-header__acc { display: inline-flex; } }
.site-header__access { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.18em; color: var(--text-3); direction: ltr; display: flex; align-items: center; gap: 8px; }
@media (min-width: 900px) {
  .site-nav { display: flex; }
  .site-header__cta { display: inline-flex; }
  .site-header__access { display: none; }
}

/* ---------- Mobile tab bar (حس اپلیکیشن) ---------- */
.tabbar {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 60;
  height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: rgba(10, 10, 11, 0.9);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line-2);
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
}
.tabbar a {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 4px;
  font-size: 11px;
  color: var(--text-3);
  position: relative;
  -webkit-tap-highlight-color: transparent;
}
.tabbar svg { width: 22px; height: 22px; }
.tabbar a[aria-current="page"] { color: var(--text); }
.tabbar a[aria-current="page"]::before { content: ""; position: absolute; top: -1px; width: 24px; height: 2px; background: var(--crimson); }
@media (min-width: 900px) { .tabbar { display: none; } }

/* نوار خرید چسبان روی صفحه‌ی دوره در موبایل (جای tabbar) */
.buybar {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 61;
  padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom));
  background: rgba(10, 10, 11, 0.94);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.buybar__price { display: grid; line-height: 1.35; }
.buybar__price small { color: var(--text-3); font-size: 12px; }
.buybar__price strong { font-size: 17px; }
.buybar .btn { flex: 1; max-width: 220px; }
body.has-buybar .tabbar { display: none; }
@media (min-width: 900px) { .buybar { display: none; } }

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: 48px 72px; overflow: hidden; }
@media (min-width: 900px) { .hero { padding-block: 96px 128px; } }
.hero__grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 900px) { .hero__grid { grid-template-columns: 1.25fr 0.75fr; gap: 64px; } }
.hero__copy { display: grid; gap: 24px; }
.hero__title .accent-line { color: var(--text); position: relative; white-space: nowrap; }
.hero__title .accent-line::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0.08em;
  height: 0.09em;
  background: var(--crimson);
  z-index: -1;
}
.hero__lead { max-width: 30em; }
.hero__foot { display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--text-3); font-size: 13px; margin-top: 8px; }
.hero__foot span { display: inline-flex; align-items: center; gap: 8px; }
.hero__foot span::before { content: ""; width: 4px; height: 4px; background: var(--text-3); }

/* پنل فلزی -1: مثل تابلوی طبقه‌ی آسانسور */
.panel {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0) 40%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.012) 0 1px, transparent 1px 3px),
    var(--surface);
  padding: 22px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 22px;
  min-height: 300px;
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
@media (min-width: 900px) { .panel { min-height: 440px; padding: 28px; } }
.panel__screws { position: absolute; inset: 0; pointer-events: none; }
.panel__screws span { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #4a4b4f, #1a1a1c); box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.6); }
.panel__screws span:nth-child(1) { top: 10px; right: 10px; }
.panel__screws span:nth-child(2) { top: 10px; left: 10px; }
.panel__screws span:nth-child(3) { bottom: 10px; right: 10px; }
.panel__screws span:nth-child(4) { bottom: 10px; left: 10px; }
.panel__main { display: grid; align-content: space-between; direction: ltr; }
.panel__num {
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(110px, 30vw, 188px);
  line-height: 0.9;
  letter-spacing: -0.06em;
  background: linear-gradient(180deg, #f0ece6 0%, #9a9894 55%, #55565a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-align: left;
  user-select: none;
}
.panel__num .minus { background: none; -webkit-text-fill-color: var(--crimson); color: var(--crimson); }
.panel__meta { display: grid; gap: 6px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; color: var(--text-3); text-transform: uppercase; }
.panel__meta b { color: var(--text-2); font-weight: 500; }
.floors { display: grid; align-content: center; gap: 6px; direction: ltr; }
.floors span {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--text-3);
  border: 1px solid var(--line-2);
  border-radius: 50%;
  background: var(--bg-raise);
}
.floors span.is-current {
  color: var(--text);
  border-color: var(--crimson);
  background: radial-gradient(circle, rgba(142, 31, 45, 0.35), rgba(142, 31, 45, 0.08) 70%);
  box-shadow: 0 0 18px rgba(142, 31, 45, 0.35);
}
.floors .arrow { border: 0; background: none; color: var(--crimson-text); height: 22px; font-size: 12px; }
@media (prefers-reduced-motion: no-preference) {
  .floors .arrow { animation: descend 2.4s var(--ease) infinite; }
  @keyframes descend { 0%, 100% { transform: translateY(-3px); opacity: 0.4; } 50% { transform: translateY(3px); opacity: 1; } }
}

/* ---------- فکر می‌کنی / واقعاً ---------- */
.myths { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
@media (min-width: 900px) { .myths { grid-template-columns: repeat(3, 1fr); } }
.myth { background: var(--bg); padding: 28px 22px; display: grid; gap: 22px; align-content: start; }
@media (min-width: 900px) { .myth { padding: 36px 30px; } }
.myth__row { display: grid; gap: 8px; }
.myth__think p { color: var(--text-3); font-size: 16.5px; }
.myth__real p { color: var(--text); font-size: 17.5px; font-weight: 600; line-height: 1.8; }
.myth__divider { height: 1px; background: linear-gradient(90deg, var(--crimson), transparent); width: 56px; }
[dir="rtl"] .myth__divider { background: linear-gradient(270deg, var(--crimson), transparent); }

/* ---------- لایه‌ها (Offer کلی -1) ---------- */
.layers { display: grid; gap: 14px; }
@media (min-width: 640px) { .layers { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .layers { grid-template-columns: repeat(3, 1fr); gap: 18px; } }
.layer {
  position: relative;
  padding: 24px 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), var(--bg-raise));
  display: grid;
  gap: 10px;
  transition: border-color 0.25s var(--ease);
}
.layer:hover { border-color: var(--line-3); }
.layer__no { font-family: var(--mono); font-size: 12px; color: var(--crimson-text); letter-spacing: 0.1em; direction: ltr; text-align: right; }
.layer h3 { font-size: 18px; font-weight: 700; }
.layer p { color: var(--text-2); font-size: 15px; line-height: 1.85; }

/* ---------- Frame (گوشه‌های صنعتی) ---------- */
.frame { position: relative; }
.frame::before, .frame::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--text-3);
  border-style: solid;
  pointer-events: none;
  transition: border-color 0.25s var(--ease);
}
.frame::before { top: -1px; right: -1px; border-width: 1px 1px 0 0; }
.frame::after { bottom: -1px; left: -1px; border-width: 0 0 1px 1px; }
.frame:hover::before, .frame:hover::after { border-color: var(--crimson-text); }

/* ---------- Course card ---------- */
.course-grid { display: grid; gap: 16px; }
@media (min-width: 720px) { .course-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; } }
@media (min-width: 1080px) { .course-grid--3 { grid-template-columns: repeat(3, 1fr); } }

.course-card {
  display: grid;
  grid-template-rows: auto 1fr auto;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), background-color 0.25s var(--ease);
  min-height: 100%;
}
.course-card:hover { border-color: var(--line-3); background: var(--surface-2); }
.course-card__top { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.course-card__body { padding: 22px 20px; display: grid; gap: 12px; align-content: start; }
.course-card__cat { font-size: 13px; color: var(--text-3); }
.course-card__title { font-size: 21px; font-weight: 800; line-height: 1.5; }
.course-card__hook { color: var(--text-2); font-size: 15px; line-height: 1.9; }
.course-card__by { font-size: 13.5px; color: var(--text-3); }
.course-card__foot { display: grid; gap: 14px; padding: 18px 20px 20px; border-top: 1px solid var(--line); }
.course-card__price { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.course-card__go { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--text); }
.course-card__go svg { width: 16px; height: 16px; transition: transform 0.25s var(--ease); }
.course-card:hover .course-card__go svg { transform: translateX(-4px); }

.code { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; color: var(--text-3); direction: ltr; }

/* ---------- Status ---------- */
.status { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600; color: var(--text-2); white-space: nowrap; }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--text-3); }
.status--open { color: var(--text); }
.status--open::before { background: var(--crimson-text); box-shadow: 0 0 0 3px rgba(142, 31, 45, 0.25); }
.status--soon::before { background: transparent; border: 1px solid var(--metal); }
.status--closed { color: var(--text-3); }

.sample-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: #d9b36c;
  border: 1px dashed rgba(217, 179, 108, 0.45);
  border-radius: 3px;
  padding: 1px 8px;
  line-height: 1.8;
}

/* ---------- Price ---------- */
.price { display: grid; gap: 2px; }
.price__orig { font-size: 13px; color: var(--text-3); }
.price__orig s { text-decoration-color: rgba(208, 82, 95, 0.7); text-decoration-thickness: 1px; }
.price__now { font-size: 20px; font-weight: 800; color: var(--text); }
.price__now small { font-size: 13px; font-weight: 500; color: var(--text-2); margin-inline-start: 4px; }
.price__label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; color: var(--crimson-text); direction: ltr; text-align: right; }

/* ---------- Seats (ظرفیت واقعی) ---------- */
.seats { display: grid; gap: 8px; }
.seats__bar { display: grid; grid-template-columns: repeat(var(--n, 20), 1fr); gap: 3px; direction: rtl; }
.seats__bar i { height: 6px; background: var(--graphite); border-radius: 1px; }
.seats__bar i.taken { background: var(--cold); }
.seats__bar i.left { background: var(--crimson); }
.seats__txt { font-size: 13px; color: var(--text-2); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- Filters ---------- */
.chips { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding-bottom: 4px; margin-inline: calc(var(--gutter) * -1); padding-inline: var(--gutter); }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  color: var(--text-2);
  font-size: 14px;
  transition: all 0.2s var(--ease);
}
.chip:hover { color: var(--text); border-color: var(--line-3); }
.chip[aria-pressed="true"] { color: var(--text); border-color: var(--crimson); background: rgba(142, 31, 45, 0.14); }

.toolbar { display: grid; gap: 14px; margin-bottom: 28px; }
@media (min-width: 900px) { .toolbar { grid-template-columns: 1fr auto; align-items: center; } }
.toolbar > .btn { justify-self: start; }
.toolbar__count { font-size: 13px; color: var(--text-3); }

.empty { border: 1px dashed var(--line-2); border-radius: var(--radius); padding: 40px 22px; text-align: center; color: var(--text-2); }

/* ---------- Filter / Steps ---------- */
.steps { display: grid; gap: 0; counter-reset: s; border-top: 1px solid var(--line-2); }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(4, 1fr); border-top: 0; } }
.step { padding: 22px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 44px 1fr; gap: 6px 14px; }
@media (min-width: 900px) {
  .step { grid-template-columns: 1fr; padding: 26px 24px 0 0; border-bottom: 0; border-top: 1px solid var(--line-2); position: relative; }
  .step::before { content: ""; position: absolute; top: -1px; right: 0; width: 36px; height: 1px; background: var(--crimson); }
  .step + .step { margin-right: 0; }
}
.step__no { font-family: var(--mono); font-size: 13px; color: var(--crimson-text); padding-top: 3px; direction: ltr; text-align: right; }
.step h3 { font-size: 17px; font-weight: 700; }
.step p { color: var(--text-2); font-size: 14.5px; grid-column: 2; }
@media (min-width: 900px) { .step p { grid-column: auto; padding-left: 16px; } }

/* ---------- Community ---------- */
.split { display: grid; gap: 40px; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; } }
.list-lines { display: grid; border-top: 1px solid var(--line-2); }
.list-lines li { padding: 18px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: baseline; }
.list-lines li b { font-weight: 700; }
.list-lines li span { color: var(--text-2); font-size: 15px; }
.list-lines .k { font-family: var(--mono); font-size: 11px; color: var(--text-3); direction: ltr; letter-spacing: 0.1em; min-width: 26px; }

.quote-block { border-right: 2px solid var(--crimson); padding: 6px 20px 6px 0; font-size: 18px; line-height: 1.9; }
.quote-block small { display: block; color: var(--text-3); font-size: 14px; margin-top: 8px; }

/* ---------- FAQ ---------- */
.faq { display: grid; border-top: 1px solid var(--line-2); max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  font-weight: 700;
  font-size: 16.5px;
  -webkit-tap-highlight-color: transparent;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .pm { position: relative; width: 14px; height: 14px; flex: none; }
.faq summary .pm::before, .faq summary .pm::after { content: ""; position: absolute; inset: 50% 0 auto; height: 1.5px; background: var(--text-2); transition: transform 0.25s var(--ease); }
.faq summary .pm::after { transform: rotate(90deg); }
.faq details[open] summary .pm::after { transform: rotate(0deg); }
.faq details[open] summary .pm::before { background: var(--crimson-text); }
.faq .faq__a { padding: 0 0 24px; color: var(--text-2); max-width: 40em; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  padding: 40px 22px;
  overflow: hidden;
  background: radial-gradient(120% 140% at 100% 0%, rgba(142, 31, 45, 0.16), transparent 55%), var(--surface);
  display: grid;
  gap: 22px;
}
@media (min-width: 900px) { .cta-band { padding: 64px 56px; grid-template-columns: 1fr auto; align-items: end; } }
.cta-band__bg {
  position: absolute;
  left: -10px;
  bottom: -40px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 220px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(232, 228, 222, 0.06);
  direction: ltr;
  pointer-events: none;
  user-select: none;
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 48px 36px; color: var(--text-2); font-size: 14px; }
.site-footer__grid { display: grid; gap: 32px; }
@media (min-width: 900px) { .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.site-footer h4 { font-size: 13px; color: var(--text-3); font-weight: 500; margin-bottom: 12px; }
.site-footer ul { display: grid; gap: 8px; }
.site-footer a:hover { color: var(--text); }
.site-footer__base { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; color: var(--text-3); font-size: 12.5px; }

/* ---------- Page head ---------- */
.page-head { padding-block: 40px 28px; }
@media (min-width: 900px) { .page-head { padding-block: 72px 40px; } }
.page-head .h-section { margin-top: 10px; }
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--text-3); flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--text); }
.breadcrumb .sep { opacity: 0.5; }

/* ---------- Course page ---------- */
.course-hero { padding-block: 28px 40px; border-bottom: 1px solid var(--line); }
@media (min-width: 900px) { .course-hero { padding-block: 56px 64px; } }
.course-hero__tags { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; margin-top: 18px; }
.course-hero h1 { margin-top: 14px; font-size: clamp(30px, 7vw, 54px); line-height: 1.3; font-weight: 800; }
.course-hero__hook { margin-top: 16px; font-size: clamp(17px, 2.6vw, 21px); color: var(--text-2); max-width: 32em; line-height: 1.9; }

.specs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-top: 28px; }
.specs div:last-child:nth-child(odd) { grid-column: span 2; }
@media (min-width: 720px) {
  .specs { grid-template-columns: repeat(var(--cols, 4), 1fr); }
  .specs div:last-child:nth-child(odd) { grid-column: auto; }
}
.specs div { background: var(--bg); padding: 14px 16px; display: grid; gap: 2px; }
.specs dt { font-size: 12px; color: var(--text-3); }
.specs dd { margin: 0; font-weight: 700; font-size: 15px; }

.course-layout { display: grid; gap: 0; }
@media (min-width: 1000px) { .course-layout { grid-template-columns: minmax(0, 1fr) 360px; gap: 64px; align-items: start; } }
.course-main > section { padding-block: 44px; border-bottom: 1px solid var(--line); }
.course-main > section:last-child { border-bottom: 0; }
.course-main h2 { font-size: 24px; font-weight: 800; margin-bottom: 20px; display: flex; align-items: center; gap: 14px; }
.course-main h2 .label { font-size: 10.5px; }

.outcomes { display: grid; gap: 12px; }
.outcomes li { display: grid; grid-template-columns: 26px 1fr; gap: 12px; align-items: start; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-raise); }
.outcomes li svg { width: 20px; height: 20px; color: var(--crimson-text); margin-top: 5px; }

.modules { display: grid; gap: 10px; counter-reset: m; }
.module { border: 1px solid var(--line-2); border-radius: var(--radius); background: var(--surface); }
.module summary { list-style: none; cursor: pointer; padding: 16px 18px; display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; }
.module summary::-webkit-details-marker { display: none; }
.module__no { font-family: var(--mono); font-size: 12px; color: var(--crimson-text); direction: ltr; }
.module__title { font-weight: 700; }
.module__count { font-size: 12.5px; color: var(--text-3); }
.module ul { padding: 0 18px 16px; display: grid; gap: 2px; }
.module li { padding: 10px 0; border-top: 1px solid var(--line); color: var(--text-2); font-size: 15px; display: flex; gap: 12px; }
.module li::before { content: ""; flex: none; width: 5px; height: 5px; background: var(--text-3); margin-top: 12px; }

.instructor { display: grid; grid-template-columns: 72px 1fr; gap: 18px; align-items: start; }
.instructor__avatar {
  width: 72px;
  height: 72px;
  border-radius: var(--radius);
  border: 1px solid var(--line-2);
  background: linear-gradient(160deg, var(--graphite), var(--bg-raise));
  display: grid;
  place-items: center;
  font-size: 26px;
  font-weight: 800;
  color: var(--text-2);
  overflow: hidden;
}
.instructor__avatar img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(0.25) contrast(1.05); }
.instructor h3 { font-size: 18px; font-weight: 800; }
.instructor__role { color: var(--text-3); font-size: 14px; }
.instructor p { color: var(--text-2); margin-top: 8px; font-size: 15px; }

.fit { display: grid; gap: 14px; }
@media (min-width: 720px) { .fit { grid-template-columns: 1fr 1fr; } }
.fit__col { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: var(--bg-raise); }
.fit__col h3 { font-size: 15px; font-weight: 700; margin-bottom: 12px; display: flex; gap: 10px; align-items: center; }
.fit__col h3 i { width: 8px; height: 8px; border-radius: 50%; background: var(--text-2); }
.fit__col--no h3 i { background: var(--crimson); }
.fit__col li { color: var(--text-2); font-size: 15px; padding: 8px 0; border-top: 1px solid var(--line); }

.includes { display: grid; gap: 10px; }
.includes li { padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); display: grid; gap: 4px; }
.includes li b { font-weight: 700; }
.includes li span { color: var(--text-2); font-size: 14.5px; }
.includes li.bonus { border-color: rgba(142, 31, 45, 0.45); background: linear-gradient(90deg, transparent, rgba(142, 31, 45, 0.08)); }
.includes li.bonus b::after { content: "هدیه"; font-size: 11.5px; font-weight: 600; color: var(--crimson-text); border: 1px solid rgba(208, 82, 95, 0.4); border-radius: 3px; padding: 0 6px; margin-inline-start: 10px; }

.terms { display: grid; gap: 10px; counter-reset: t; }
.terms li { counter-increment: t; display: grid; grid-template-columns: 28px 1fr; gap: 10px; color: var(--text-2); font-size: 15px; }
.terms li::before { content: "0" counter(t); font-family: var(--mono); font-size: 12px; color: var(--text-3); padding-top: 4px; direction: ltr; }

/* باکس خرید */
.buybox {
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: 22px;
  display: grid;
  gap: 18px;
  margin-top: 40px;
}
@media (min-width: 1000px) { .buybox { position: sticky; top: calc(var(--header-h) + 24px); margin-top: 44px; } }
.buybox__head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.buybox .price__now { font-size: 28px; }
.buybox__note { font-size: 13px; color: var(--text-3); line-height: 1.8; }
.buybox__reason { font-size: 13px; color: var(--text-2); line-height: 1.85; padding: 12px 14px; border-radius: var(--radius); background: var(--bg-raise); border: 1px solid var(--line); }
.buybox__code { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 13px; color: var(--text-3); padding-top: 14px; border-top: 1px solid var(--line); }
.copy-btn { font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; color: var(--text); padding: 6px 10px; border: 1px dashed var(--line-3); border-radius: 3px; direction: ltr; }
.copy-btn:hover { border-color: var(--text-2); }
.countdown { font-size: 13px; color: var(--text-2); display: flex; justify-content: space-between; gap: 12px; }
.countdown b { color: var(--text); font-weight: 700; }

/* ---------- 404 ---------- */
.lost { min-height: calc(100dvh - var(--header-h) - var(--tabbar-h)); display: grid; place-items: center; text-align: center; padding-block: 64px; }
.lost__num { font-family: var(--mono); font-weight: 700; font-size: clamp(96px, 28vw, 200px); line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--line-3); direction: ltr; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--tabbar-h) + 20px + env(safe-area-inset-bottom));
  transform: translate(-50%, 20px);
  background: var(--text);
  color: var(--bg);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--radius);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
  z-index: 100;
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }
@media (min-width: 900px) { .toast { bottom: 28px; } }

/* ---------- Reveal ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
  .js .reveal.is-in { opacity: 1; transform: none; }
}

.skip { position: absolute; right: 12px; top: -60px; z-index: 200; background: var(--text); color: var(--bg); padding: 8px 14px; border-radius: var(--radius); }
.skip:focus { top: 12px; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* محتوای آماده‌ی صفحه‌های تولیدشده برای خزنده‌ها؛ با JavaScript جاش صفحه‌ی کامل ساخته میشه */
.js .prerender { display: none; }
.prerender { padding-block: 40px; }
.prerender h1 { font-size: 28px; }
.prerender h2 { font-size: 20px; margin-top: 1.4em; }