/* ─── Rules page (v3) ─────────────────────────────────────────────────────────
   Loaded after landing.css, which supplies the pill navbar, footer, buttons,
   tokens and the [data-reveal] transitions. */

@keyframes rulesLineUp {
  from { transform: translateY(112%); }
  to   { transform: translateY(0); }
}

.page-rules { overflow-x: clip; }

/* ── Ambient background ── */
.rules-bg {
  position: absolute;
  inset: 0 0 auto 0;
  height: min(760px, 90vh);
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.rules-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(70% 70% at 50% 0%, #000 10%, transparent 100%);
  mask-image: radial-gradient(70% 70% at 50% 0%, #000 10%, transparent 100%);
}
.rules-bg-orb {
  position: absolute;
  left: 50%;
  top: -260px;
  transform: translateX(-50%);
  width: 900px;
  height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(95, 171, 253, 0.22), transparent 65%);
  filter: blur(40px);
  mix-blend-mode: screen;
  animation: orbA 14s ease-in-out infinite;
}
.rules-bg canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.45;
}

/* ── Page ── */
.rules-page {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 140px 28px 120px;
}
.rules-page button,
.rules-page input { font-family: var(--font-primary); }

/* ── Hero ── */
.rules-hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  align-items: end;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 32px;
}
.rules-hero .sec-label { animation: fadeUp 0.8s 0.1s var(--ease-out) both; margin-bottom: 18px; }
.rules-hero h1 {
  font-size: clamp(3rem, 7vw, 5.6rem);
  font-weight: 700;
  line-height: 0.96;
  letter-spacing: -0.04em;
  margin: 0 0 22px;
  color: var(--text-primary);
}
.rules-title-line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}
.rules-title-text {
  display: block;
  animation: rulesLineUp 1s 0.2s var(--ease-out) both;
}
.rules-title-text span { color: var(--accent); }
.rules-hero p {
  font-size: 1.05rem;
  color: var(--text-hero);
  line-height: 1.7;
  max-width: 560px;
  margin: 0;
  text-wrap: pretty;
  animation: fadeUp 0.9s 0.4s var(--ease-out) both;
}
.rules-hero-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-self: end;
  width: 100%;
  max-width: 420px;
  animation: fadeUp 0.9s 0.55s var(--ease-out) both;
}
.rules-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
  background: rgba(6, 9, 16, 0.55);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  overflow: hidden;
}
.rules-stat {
  padding: 16px 20px;
  border-left: 1px solid var(--line);
}
.rules-stat:first-child { border-left: none; }
.rules-stat-val {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}
.rules-stat-val span { color: var(--accent); }
.rules-stat-lbl {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 6px;
}
.rules-updated {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-align: right;
  min-height: 1em;
}

/* ── Controls (sticky search) ── */
.rules-controls {
  position: sticky;
  top: 84px;
  z-index: 20;
  padding: 8px 0 16px;
  background: linear-gradient(180deg, var(--bg-base) 72%, rgba(6, 9, 16, 0));
  margin-bottom: 12px;
}
.rules-search { position: relative; }
.rules-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-dim);
  pointer-events: none;
  transition: color 0.2s ease;
}
.rules-search.has-query .rules-search-icon { color: var(--accent); }
.rules-search input {
  width: 100%;
  height: 54px;
  padding: 0 130px 0 50px;
  background: rgba(10, 15, 23, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  color: var(--text-primary);
  font-size: 0.95rem;
  outline: none;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.rules-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(95, 171, 253, 0.14);
}
.rules-search input::placeholder { color: var(--text-dim); }
.rules-search input::-webkit-search-cancel-button { -webkit-appearance: none; }
.rules-search-meta {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
}
.rules-search-meta[hidden] { display: none !important; }
.rules-search-count {
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}
.rules-search-clear {
  height: 34px;
  padding: 0 14px;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.rules-search-clear:hover {
  border-color: rgba(95, 171, 253, 0.6);
  background: rgba(95, 171, 253, 0.1);
}

/* ── Layout ── */
.rules-layout {
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
.rules-sidebar {
  position: sticky;
  top: 166px;
  max-height: calc(100vh - 190px);
  overflow: auto;
  padding: 22px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: linear-gradient(180deg, #0c1119, #0a0f17);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 26px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.12) transparent;
}
.rules-sidebar::-webkit-scrollbar { width: 4px; }
.rules-side-title {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  padding: 0 4px;
}
.rules-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 72px;
}

/* Category tabs */
.rules-tabs {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.rules-tab {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.025);
  color: var(--text-secondary);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: left;
  cursor: pointer;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}
.rules-tab:hover { border-color: rgba(95, 171, 253, 0.4); }
.rules-tab-num {
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  opacity: 0.7;
}
.rules-tab-count {
  font-size: 0.62rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 9999px;
  background: rgba(95, 171, 253, 0.12);
  color: var(--accent);
  letter-spacing: 0;
}
.rules-tab.active {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: transparent;
  box-shadow: 0 0 22px rgba(95, 171, 253, 0.3);
}
.rules-tab.active .rules-tab-count {
  background: rgba(6, 17, 32, 0.18);
  color: var(--accent-ink);
}

/* Section links */
.rules-section-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.rules-section-link {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-body);
  font-size: 0.84rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.rules-section-link:hover {
  color: var(--text-primary);
  background: rgba(95, 171, 253, 0.08);
}
.rules-section-link.active {
  color: var(--text-primary);
  background: rgba(95, 171, 253, 0.1);
  border-color: rgba(95, 171, 253, 0.25);
}
.rules-section-link-num {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
}
.rules-section-link-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rules-section-link.is-hidden { display: none; }
.rules-side-empty {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.5;
  padding: 6px 4px;
}

/* ── Category blocks ── */
.rules-cat { scroll-margin-top: 170px; }
.rules-cat.is-hidden { display: none; }
.rules-cat-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.rules-cat-header .sec-label { margin-bottom: 12px; }
.rules-cat-title {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.035em;
  margin: 0;
  color: var(--text-primary);
}
.rules-cat-meta {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding-bottom: 6px;
}
.rules-sections {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ── Section card ── */
.rule-section {
  scroll-margin-top: 170px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: var(--bg-surface);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  transition: border-color 0.3s ease;
}
.rule-section:hover { border-color: rgba(95, 171, 253, 0.3); }
.rule-section.is-hidden { display: none; }
.rule-section-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 26px;
  background: linear-gradient(90deg, rgba(95, 171, 253, 0.12), rgba(95, 171, 253, 0.02));
  border-bottom: 1px solid var(--line);
}
.rule-section-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 0 22px rgba(95, 171, 253, 0.35);
}
.rule-section-head-text { min-width: 0; }
.rule-section-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}
.rule-section-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.rule-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}
.rule-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 16px 26px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  border-left: 2px solid transparent;
  transition: background 0.2s ease;
}
.rule-item:last-child { border-bottom: none; }
.rule-item:hover { background: rgba(95, 171, 253, 0.05); }
.rule-item.has-penalty {
  border-left-color: rgba(226, 84, 84, 0.75);
  background: linear-gradient(90deg, rgba(226, 84, 84, 0.06), transparent 30%);
}
.rule-item.has-penalty:hover {
  background: linear-gradient(90deg, rgba(226, 84, 84, 0.08), rgba(95, 171, 253, 0.05) 30%);
}
.rule-item.is-hidden { display: none; }
.rule-item-num {
  min-width: 44px;
  height: 26px;
  padding: 0 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  background: rgba(95, 171, 253, 0.12);
  border: 1px solid rgba(95, 171, 253, 0.25);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.rule-item-content { min-width: 0; }
.rule-item-label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.rule-item-text {
  font-size: 0.94rem;
  color: var(--text-hero);
  line-height: 1.65;
  overflow-wrap: anywhere;
  text-wrap: pretty;
}
.rule-item-text strong { color: var(--text-primary); }
.rule-item-penalty {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--status-offline-text);
  padding: 4px 10px 4px 8px;
  border-radius: 9999px;
  background: rgba(226, 84, 84, 0.08);
  border: 1px solid rgba(226, 84, 84, 0.25);
  overflow-wrap: anywhere;
}
.rule-item-penalty::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--status-offline);
  flex-shrink: 0;
}
.rule-item-penalty span {
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.62rem;
}

/* ── Limit tables ── */
.rule-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.rule-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.rule-table thead th {
  padding: 12px 20px;
  text-align: left;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(95, 171, 253, 0.05);
  border-bottom: 1px solid rgba(95, 171, 253, 0.18);
  white-space: nowrap;
}
.rule-table tbody td {
  padding: 12px 20px;
  color: var(--text-hero);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  vertical-align: top;
  line-height: 1.5;
}
.rule-table tbody tr:last-child td { border-bottom: none; }
.rule-table tbody tr { transition: background 0.2s ease; }
.rule-table tbody tr:hover { background: rgba(95, 171, 253, 0.05); }
.rule-table td.rt-first {
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}
.rule-table .rt-flag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 9999px;
  font-size: 0.76rem;
  font-weight: 700;
}
.rule-table .rt-flag.yes {
  color: var(--status-online);
  background: rgba(61, 220, 132, 0.1);
  border: 1px solid rgba(61, 220, 132, 0.28);
}
.rule-table .rt-flag.no {
  color: var(--status-offline-text);
  background: rgba(226, 84, 84, 0.09);
  border: 1px solid rgba(226, 84, 84, 0.26);
}
.rule-table .rt-empty { color: var(--text-dim); }
.rule-table-row.is-hidden { display: none; }

/* ── Empty / no results ── */
.rules-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-muted);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  font-size: 0.95rem;
}
.rules-empty svg { opacity: 0.35; margin-bottom: 14px; }
.rules-empty p { margin: 0; }

/* ── Note ── */
.rules-note {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 26px 28px;
  border-radius: 20px;
  background: rgba(245, 166, 35, 0.06);
  border: 1px solid rgba(245, 166, 35, 0.22);
}
.rules-note-icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(245, 166, 35, 0.12);
  color: var(--status-warning);
}
.rules-note-label {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--status-warning);
  margin-bottom: 8px;
}
.rules-note p {
  font-size: 0.92rem;
  color: var(--text-hero);
  line-height: 1.7;
  margin: 0;
  text-wrap: pretty;
}

/* ── Responsive ── */
@media (max-width: 960px) {
  .rules-layout { grid-template-columns: 1fr; gap: 20px; }
  .rules-sidebar {
    position: static;
    max-height: none;
    padding: 18px;
    gap: 20px;
  }
  .rules-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .rules-section-nav {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  .rules-section-nav::-webkit-scrollbar { display: none; }
  .rules-section-link { min-width: min(230px, 72vw); }
  .rules-cat, .rule-section { scroll-margin-top: 128px; }
  .rules-hero-side { justify-self: start; max-width: 100%; }
  .rules-updated { text-align: left; }
}
@media (max-width: 640px) {
  .rules-page { padding: 112px 20px 72px; }
  .rules-hero { padding-bottom: 28px; margin-bottom: 20px; gap: 22px; }
  .rules-hero h1 { font-size: clamp(2.4rem, 11vw, 3.4rem); }
  .rules-controls { top: 76px; }
  .rules-search input { font-size: 16px; height: 50px; padding-right: 110px; }
  .rules-tabs { grid-template-columns: 1fr; }
  .rules-content { gap: 48px; }
  .rule-section-header { padding: 16px 18px; gap: 12px; }
  .rule-section-num { width: 34px; height: 34px; font-size: 0.85rem; border-radius: 10px; }
  .rule-section-title { font-size: 0.96rem; }
  .rule-item { grid-template-columns: 1fr; padding: 14px 18px; gap: 8px; }
  .rule-item.has-penalty { border-left-width: 3px; }
  .rule-item-num { width: max-content; min-width: 0; }
  .rule-item-text { font-size: 0.9rem; line-height: 1.6; }
  .rule-table { font-size: 0.82rem; min-width: 520px; }
  .rule-table thead th, .rule-table tbody td { padding: 10px 14px; }
  .rules-note { flex-direction: column; padding: 22px 20px; }
  .rules-stat { padding: 14px 14px; }
  .rules-stat-val { font-size: 1.35rem; }
}