/* ============================================================
   BTC PULSE — 明亮 · 奢侈极简 (preset 11 Build)
   70%+ 留白 / 微妙字重对比 / 单一强调色（比特币橙 #f7931a）
   ============================================================ */

:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --hairline: #e9ebef;
  --hairline-strong: #dfe2e8;
  --ink: #0c1420;
  --ink-2: #3c4654;
  --muted: #8a93a1;
  --faint: #b6bdc9;

  --accent: #f7931a;
  --accent-deep: #e0850d;
  --accent-soft: #fff4e3;

  --up: #0ea77a;
  --up-soft: rgba(14, 167, 122, 0.09);
  --down: #e5484d;
  --down-soft: rgba(229, 72, 77, 0.09);

  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 3px rgba(16, 24, 40, 0.03);
  --radius: 16px;

  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas,
    "Liberation Mono", monospace;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

::selection { background: var(--accent-soft); }

/* ---------- 顶栏 ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 28px;
  background: rgba(245, 246, 248, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--hairline);
}

.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }

.brand-mark {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, #f7931a 0%, #ffb347 100%);
  display: grid; place-items: center;
  color: #fff;
  font-weight: 700;
  font-size: 19px;
  box-shadow: 0 2px 8px rgba(247, 147, 26, 0.35);
  flex: none;
}

.brand-name { font-size: 16px; font-weight: 600; letter-spacing: 0.02em; white-space: nowrap; }
.brand-sub { font-size: 11px; color: var(--muted); letter-spacing: 0.14em; text-transform: uppercase; white-space: nowrap; }

.topbar-spacer { flex: 1; }

.conn {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--ink-2);
  font-family: var(--mono);
  white-space: nowrap;
}

.conn .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--faint);
  transition: background 0.3s;
}
.conn .dot.live { background: var(--up); box-shadow: 0 0 0 3px var(--up-soft); }
.conn .dot.err { background: var(--down); box-shadow: 0 0 0 3px var(--down-soft); }

.top-chip {
  font-size: 12px;
  font-family: var(--mono);
  color: var(--ink-2);
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  padding: 5px 12px;
  background: var(--card);
  white-space: nowrap;
}

.icon-btn {
  width: 34px; height: 34px;
  border-radius: 10px;
  border: 1px solid var(--hairline-strong);
  background: var(--card);
  color: var(--ink-2);
  font-size: 15px;
  cursor: pointer;
  display: grid; place-items: center;
  transition: border-color 0.2s, color 0.2s, transform 0.1s;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent-deep); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn.on { border-color: var(--accent); color: var(--accent-deep); background: var(--accent-soft); }

/* ---------- 行情条 ---------- */

.ticker-strip {
  display: flex; align-items: center;
  gap: 26px;
  padding: 10px 28px;
  overflow-x: auto;
  white-space: nowrap;
  border-bottom: 1px solid var(--hairline);
  background: var(--card);
  scrollbar-width: none;
}
.ticker-strip::-webkit-scrollbar { display: none; }

.ts-item { display: flex; align-items: baseline; gap: 8px; font-size: 12.5px; flex: none; }
.ts-label { color: var(--muted); letter-spacing: 0.06em; }
.ts-value { font-family: var(--mono); font-weight: 600; color: var(--ink); }
.ts-value.up { color: var(--up); }
.ts-value.down { color: var(--down); }
.ts-sep { color: var(--hairline-strong); flex: none; }

/* ---------- 主布局 ---------- */

.layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr) 336px;
  gap: 18px;
  padding: 18px 28px 30px;
  max-width: 1560px;
  margin: 0 auto;
  align-items: start;
}

.col { display: flex; flex-direction: column; gap: 18px; min-width: 0; }

.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-hd {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px 0;
}
.card-title {
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted);
}
.card-note { font-size: 11px; color: var(--faint); font-family: var(--mono); }

/* ---------- 价格主区 ---------- */

.price-hero {
  padding: 26px 26px 20px;
  display: flex; flex-wrap: wrap; align-items: flex-end; gap: 14px 22px;
}

.price-main {
  font-family: var(--mono);
  font-size: clamp(34px, 4.2vw, 46px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.05;
  transition: color 0.25s;
  font-variant-numeric: tabular-nums;
}
.price-main .cents { font-size: 0.52em; color: var(--muted); font-weight: 500; }

.price-hero.flash-up .price-main { color: var(--up); }
.price-hero.flash-down .price-main { color: var(--down); }

.chg-chip {
  font-family: var(--mono);
  font-size: 14px; font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 5px;
}
.chg-chip.up { color: var(--up); background: var(--up-soft); }
.chg-chip.down { color: var(--down); background: var(--down-soft); }

.hero-side { margin-left: auto; display: flex; flex-direction: column; align-items: flex-end; gap: 6px; margin-bottom: 4px; }

.mood-wrap { display: flex; align-items: center; gap: 10px; }
.mood-label { font-size: 12px; color: var(--ink-2); font-weight: 500; }

.mood-gauge {
  width: 130px; height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--down-soft), var(--hairline), var(--up-soft));
  position: relative;
  overflow: visible;
}
.mood-knob {
  position: absolute; top: 50%;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 2.5px solid #fff;
  box-shadow: 0 1px 4px rgba(16, 24, 40, 0.25);
  transform: translate(-50%, -50%);
  left: 50%;
  transition: left 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 图表 ---------- */

.chart-card .tf-tabs { display: flex; gap: 4px; padding: 10px 18px 0; }
.tf-tab {
  font-size: 12px; font-family: var(--mono);
  color: var(--muted);
  background: transparent;
  border: none;
  padding: 4px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}
.tf-tab:hover { color: var(--ink); }
.tf-tab.active { color: var(--ink); background: var(--bg); font-weight: 600; }

.chart-wrap { position: relative; height: 300px; margin-top: 6px; }
.chart-wrap canvas { position: absolute; inset: 0; width: 100%; height: 100%; }

.chart-empty {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  color: var(--faint); font-size: 13px;
  background: var(--card);
  transition: opacity 0.4s;
}
.chart-empty.hide { opacity: 0; pointer-events: none; }

/* ---------- 订单簿 ---------- */

.ob-head, .ob-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 0 18px;
  font-size: 12.5px;
  font-family: var(--mono);
  align-items: center;
}
.ob-head {
  color: var(--faint);
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding-top: 12px; padding-bottom: 6px;
}
.ob-head span:nth-child(2), .ob-row .ob-qty { text-align: right; }
.ob-head span:nth-child(3), .ob-row .ob-total { text-align: right; }

.ob-body { position: relative; padding-bottom: 12px; }
.ob-side { position: relative; }

.ob-row {
  position: relative;
  height: 24px;
  cursor: default;
  transition: background 0.15s;
}
.ob-row:hover { background: var(--bg); }

.ob-bar {
  position: absolute; right: 0; top: 2px; bottom: 2px;
  border-radius: 3px;
  opacity: 0.13;
  transition: width 0.25s ease-out;
}
.ob-row.bid .ob-bar { background: var(--up); }
.ob-row.ask .ob-bar { background: var(--down); }

.ob-px { font-weight: 600; font-variant-numeric: tabular-nums; position: relative; }
.ob-row.bid .ob-px { color: var(--up); }
.ob-row.ask .ob-px { color: var(--down); }
.ob-qty, .ob-total { color: var(--ink-2); position: relative; font-variant-numeric: tabular-nums; }
.ob-qty.bold { font-weight: 700; color: var(--ink); }

.ob-row.punch { animation: punch 0.5s ease-out; }
@keyframes punch {
  0% { background: var(--accent-soft); }
  100% { background: transparent; }
}

.ob-mid {
  display: flex; align-items: center; justify-content: space-between;
  margin: 6px 18px;
  padding: 10px 14px;
  background: var(--bg);
  border-radius: 12px;
}
.ob-mid-price { font-family: var(--mono); font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }
.ob-mid-price.up { color: var(--up); }
.ob-mid-price.down { color: var(--down); }
.ob-spread { font-size: 11.5px; color: var(--muted); font-family: var(--mono); text-align: right; }
.ob-spread b { color: var(--ink-2); }

.ob-empty { padding: 34px 0; text-align: center; color: var(--faint); font-size: 12.5px; }
.ob-skeleton { height: 24px; margin: 0 18px 4px; border-radius: 6px; background: linear-gradient(90deg, var(--bg) 25%, #eceef2 50%, var(--bg) 75%); background-size: 200% 100%; animation: sk 1.2s infinite; }
@keyframes sk { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ---------- 成交流 ---------- */

.tape-list { max-height: 378px; overflow: hidden; padding: 6px 0 10px; position: relative; }

.tape-row {
  display: grid;
  grid-template-columns: 64px 1fr 92px 96px;
  gap: 10px;
  padding: 5.5px 18px;
  font-family: var(--mono);
  font-size: 12.5px;
  align-items: center;
  position: relative;
  animation: tapeIn 0.35s ease-out;
}
@keyframes tapeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}
.tape-row:hover { background: var(--bg); }

.tape-time { color: var(--faint); font-size: 11.5px; }
.tape-side { font-weight: 600; }
.tape-side.buy { color: var(--up); }
.tape-side.sell { color: var(--down); }
.tape-px { text-align: right; color: var(--ink); font-variant-numeric: tabular-nums; }
.tape-amt { text-align: right; color: var(--ink-2); font-variant-numeric: tabular-nums; }

.tape-row.L { background: linear-gradient(90deg, rgba(247,147,26,0.0), rgba(247,147,26,0.05)); }
.tape-row.L .tape-amt { font-weight: 700; color: var(--accent-deep); }
.tape-row.XL {
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
}
.tape-row.XL .tape-amt { font-weight: 700; color: var(--accent-deep); }

.tape-flash { animation: tapeFlash 0.8s ease-out; }
@keyframes tapeFlash {
  0% { background-color: rgba(247, 147, 26, 0.18); }
  100% { background-color: transparent; }
}
.tape-row.XL.tape-flash { animation: tapeFlashXL 0.9s ease-out; }
@keyframes tapeFlashXL {
  0% { background-color: rgba(247, 147, 26, 0.45); }
  100% { background-color: var(--accent-soft); }
}

.tape-empty { padding: 40px 0; text-align: center; color: var(--faint); font-size: 12.5px; }

.tape-legend { display: flex; gap: 14px; padding: 0 18px 10px; font-size: 11px; color: var(--faint); }
.tape-legend i { font-style: normal; display: flex; align-items: center; gap: 5px; }
.tape-legend .sw { width: 9px; height: 9px; border-radius: 3px; display: inline-block; }
.sw.l { background: rgba(247, 147, 26, 0.35); }
.sw.xl { background: var(--accent); }

/* ---------- 强度计 ---------- */

.intensity-wrap { padding: 12px 18px 16px; }
.intensity-canvas { width: 100%; height: 64px; display: block; }
.intensity-meta { display: flex; justify-content: space-between; font-size: 11px; color: var(--faint); margin-top: 6px; font-family: var(--mono); }

/* ---------- 统计面板 ---------- */

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--hairline); }
.stat-cell { background: var(--card); padding: 13px 18px; }
.stat-cell.wide { grid-column: 1 / -1; }
.stat-k { font-size: 11px; color: var(--muted); letter-spacing: 0.08em; margin-bottom: 3px; display: flex; justify-content: space-between; }
.stat-v { font-family: var(--mono); font-size: 15.5px; font-weight: 600; font-variant-numeric: tabular-nums; }
.stat-v small { font-size: 11px; color: var(--muted); font-weight: 500; margin-left: 3px; }
.stat-v.up { color: var(--up); }
.stat-v.down { color: var(--down); }

.src-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.src-badge {
  font-size: 10.5px; font-family: var(--mono);
  padding: 2.5px 8px;
  border-radius: 999px;
  border: 1px solid var(--hairline-strong);
  color: var(--muted);
  display: inline-flex; align-items: center; gap: 5px;
}
.src-badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--up); font-style: normal; }
.src-badge.off i { background: var(--down); }

/* ---------- 巨鲸 & 任务 ---------- */

.whale-list { max-height: 262px; overflow-y: auto; padding: 4px 0 8px; scrollbar-width: thin; }

.whale-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 18px;
  animation: tapeIn 0.4s ease-out;
  position: relative;
}
.whale-row:hover { background: var(--bg); }

.whale-ico {
  width: 30px; height: 30px; flex: none;
  border-radius: 9px;
  display: grid; place-items: center;
  font-size: 14px;
}
.whale-row.buy .whale-ico { background: var(--up-soft); }
.whale-row.sell .whale-ico { background: var(--down-soft); }

.whale-main { flex: 1; min-width: 0; }
.whale-title { font-size: 12.5px; font-weight: 600; }
.whale-sub { font-size: 11px; color: var(--muted); font-family: var(--mono); }

.whale-amt { font-family: var(--mono); font-weight: 700; font-size: 13px; text-align: right; }
.whale-row.buy .whale-amt { color: var(--up); }
.whale-row.sell .whale-amt { color: var(--down); }
.whale-time { font-size: 10.5px; color: var(--faint); font-family: var(--mono); text-align: right; }

.whale-empty { padding: 30px 0; text-align: center; color: var(--faint); font-size: 12px; }
.whale-empty .wait-whale { font-size: 22px; display: block; margin-bottom: 6px; opacity: 0.6; }

.quest-list { padding: 6px 12px 12px; display: flex; flex-direction: column; gap: 8px; }

.quest {
  display: flex; align-items: center; gap: 10px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 9px 12px;
  transition: border-color 0.3s, background 0.3s, transform 0.2s;
}
.quest:hover { border-color: var(--hairline-strong); }

.quest-ico {
  width: 28px; height: 28px; flex: none;
  border-radius: 8px;
  background: var(--bg);
  display: grid; place-items: center;
  font-size: 13px;
}
.quest-body { flex: 1; min-width: 0; }
.quest-name { font-size: 12.5px; font-weight: 600; color: var(--ink-2); }
.quest-desc { font-size: 11px; color: var(--faint); }
.quest-reward { font-family: var(--mono); font-size: 12px; font-weight: 700; color: var(--faint); }

.quest.done {
  border-color: rgba(247, 147, 26, 0.45);
  background: var(--accent-soft);
}
.quest.done .quest-name { color: var(--ink); }
.quest.done .quest-reward { color: var(--accent-deep); }
.quest.done .quest-ico { background: #fff; }
.quest.just-done { animation: questPop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1); }
@keyframes questPop {
  0% { transform: scale(0.94); }
  60% { transform: scale(1.03); }
  100% { transform: scale(1); }
}

.score-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 18px 14px;
  border-top: 1px solid var(--hairline);
  margin-top: 4px;
}
.score-label { font-size: 11px; letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; font-weight: 600; }
.score-value { font-family: var(--mono); font-size: 20px; font-weight: 700; color: var(--accent-deep); display: flex; align-items: center; gap: 6px; }

.coin-flyup {
  position: absolute;
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent-deep);
  pointer-events: none;
  animation: flyUp 1.1s ease-out forwards;
  z-index: 5;
}
@keyframes flyUp {
  0% { opacity: 0; transform: translateY(0); }
  15% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-34px); }
}

/* ---------- Toast ---------- */

.toast-zone {
  position: fixed;
  right: 22px; bottom: 22px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 100;
  max-width: min(360px, calc(100vw - 44px));
}
.toast {
  background: var(--ink);
  color: #fff;
  border-radius: 14px;
  padding: 12px 16px;
  font-size: 13px;
  box-shadow: 0 8px 28px rgba(12, 20, 32, 0.25);
  display: flex; gap: 10px; align-items: flex-start;
  animation: toastIn 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.toast.out { animation: toastOut 0.3s ease-in forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(14px) scale(0.96); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateY(8px) scale(0.97); } }
.toast .t-ico { font-size: 16px; flex: none; }
.toast .t-body b { display: block; font-size: 13px; }
.toast .t-body span { font-size: 12px; opacity: 0.75; }
.toast.gold { background: linear-gradient(135deg, #f7931a, #ff9f2e); }

/* ---------- 全局提示条 ---------- */

.alert-strip {
  display: none;
  padding: 9px 28px;
  font-size: 12.5px;
  background: #fff8ec;
  color: #9a6b1f;
  border-bottom: 1px solid rgba(247, 147, 26, 0.25);
  align-items: center; gap: 8px;
}
.alert-strip.show { display: flex; }
.alert-strip.err { background: #fdf1f1; color: #a33; border-color: rgba(229,72,77,0.2); }

/* ---------- 页脚 ---------- */

.footer {
  padding: 22px 28px 34px;
  border-top: 1px solid var(--hairline);
  color: var(--faint);
  font-size: 12px;
  display: flex; flex-wrap: wrap; gap: 10px 26px; align-items: center;
  max-width: 1560px;
  margin: 0 auto;
}
.footer a { color: var(--muted); text-decoration: none; border-bottom: 1px dotted var(--faint); }
.footer a:hover { color: var(--accent-deep); }
.footer .foot-right { margin-left: auto; }

/* ---------- 响应式 ---------- */

@media (max-width: 1240px) {
  .layout { grid-template-columns: 280px minmax(0, 1fr); }
  .col-right { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); align-items: start; }
}

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; padding: 14px 14px 24px; gap: 14px; }
  .topbar { padding: 12px 14px; gap: 10px; }
  .brand-name { font-size: 14px; }
  .brand-mark { width: 30px; height: 30px; font-size: 17px; }
  .top-chip { display: none; }
  .conn { margin-left: auto; }
  .ticker-strip { padding: 9px 14px; gap: 18px; }
  .col-right { grid-template-columns: 1fr; }
  .chart-wrap { height: 240px; }
  .price-hero { padding: 20px 18px 16px; }
  .hero-side { margin-left: 0; align-items: flex-start; width: 100%; flex-direction: row; justify-content: space-between; }
  .tape-list { max-height: 320px; }
  .footer { padding: 18px 14px 26px; }
  .toast-zone { right: 12px; bottom: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}