/* Ember Spire — 余烬骰塔  Web 原型
   美学：暗黑奇幻 × 硬核数值终端（ember + ink）
   设计语言遵循 impeccable：oklch 配色、流体间距、ease-out-quart 动效、非对称编辑式布局
*/
:root {
  --ink-900: oklch(16% 0.012 60);   /* 最深背景 */
  --ink-850: oklch(20% 0.014 60);
  --ink-800: oklch(24% 0.016 55);
  --ink-700: oklch(30% 0.018 55);
  --ink-600: oklch(38% 0.02 55);
  --line:    oklch(42% 0.02 55 / 0.5);
  --ash:     oklch(86% 0.01 70);     /* 主文字 */
  --ash-dim: oklch(68% 0.015 65);    /* 次文字 */
  --ember:   oklch(72% 0.17 47);     /* 主强调：余烬橙 */
  --ember-soft: oklch(72% 0.17 47 / 0.16);
  --arcane:  oklch(68% 0.12 255);    /* 奥术蓝 INT */
  --gold:    oklch(82% 0.13 88);     /* 稀有金 */
  --blood:   oklch(58% 0.18 22);     /* 危险/破 */
  --verdant: oklch(68% 0.13 155);    /* 安全/绿 */
  --shadow:  0 1px 0 oklch(100% 0 0 / 0.04), 0 18px 40px -20px oklch(0% 0 0 / 0.7);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --r-lg: 18px; --r-md: 12px; --r-sm: 8px;
  --sp: clamp(14px, 2.2vw, 28px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Space Grotesk", system-ui, sans-serif;
  background:
    radial-gradient(120% 80% at 12% -10%, oklch(28% 0.05 47 / 0.35), transparent 60%),
    radial-gradient(100% 70% at 100% 0%, oklch(30% 0.04 255 / 0.18), transparent 55%),
    var(--ink-900);
  color: var(--ash);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.mono { font-family: "JetBrains Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; }
.display { font-family: "Cinzel", serif; letter-spacing: 0.02em; }
h1, h2, h3 { font-family: "Cinzel", serif; font-weight: 600; line-height: 1.15; }
a { color: inherit; }

/* ---------- 布局：左栏导航 + 主面板（非对称编辑式） ---------- */
.shell {
  display: grid;
  grid-template-columns: minmax(190px, 220px) 1fr;
  gap: var(--sp);
  max-width: 1240px;
  margin: 0 auto;
  padding: var(--sp);
}
.rail {
  position: sticky; top: var(--sp);
  align-self: start;
  display: flex; flex-direction: column; gap: 6px;
  padding: var(--sp) 0;
}
.brand { display: flex; align-items: baseline; gap: 10px; padding: 0 14px 18px; }
.brand .mark { font-size: 26px; color: var(--ember); }
.brand .name { font-family: "Cinzel", serif; font-size: 19px; }
.brand .sub { font-size: 11px; color: var(--ash-dim); letter-spacing: 0.18em; text-transform: uppercase; }
.nav-btn {
  appearance: none; border: 1px solid transparent; background: transparent;
  color: var(--ash-dim); text-align: left;
  padding: 11px 14px; border-radius: var(--r-sm);
  font-size: 14px; cursor: pointer; transition: all 0.35s var(--ease);
  display: flex; align-items: center; gap: 10px;
}
.nav-btn:hover { color: var(--ash); background: var(--ink-800); }
.nav-btn.active {
  color: var(--ash); background: linear-gradient(90deg, var(--ember-soft), transparent);
  border-color: var(--line); border-left: 2px solid var(--ember);
}
.nav-btn .ic { width: 18px; text-align: center; opacity: 0.8; }

.panel { display: none; animation: rise 0.5s var(--ease) both; }
.panel.active { display: block; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* ---------- 通用组件 ---------- */
.card-box {
  background: linear-gradient(180deg, var(--ink-800), var(--ink-850));
  border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--shadow); padding: var(--sp);
}
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(20px, 3vw, 28px); }
.section-head .tag { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ash-dim); }
.lede { color: var(--ash-dim); max-width: 62ch; margin-bottom: 18px; font-size: 14px; }

.btn {
  appearance: none; cursor: pointer; border: 1px solid var(--line);
  background: var(--ink-700); color: var(--ash);
  padding: 10px 18px; border-radius: var(--r-sm); font-size: 14px;
  font-family: inherit; transition: all 0.3s var(--ease);
}
.btn:hover { border-color: var(--ember); transform: translateY(-1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.btn.primary { background: var(--ember); color: var(--ink-900); border-color: transparent; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; padding: 3px 10px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--ash-dim);
}
.chip.ember { color: var(--ember); border-color: var(--ember-soft); background: var(--ember-soft); }
.chip.arcane { color: var(--arcane); border-color: oklch(68% 0.12 255 / 0.3); background: oklch(68% 0.12 255 / 0.12); }
.chip.gold { color: var(--gold); border-color: oklch(82% 0.13 88 / 0.3); background: oklch(82% 0.13 88 / 0.12); }

/* ---------- 顶部资源条 ---------- */
.topbar {
  display: flex; gap: 14px; flex-wrap: wrap; align-items: center;
  padding: 12px var(--sp); border-bottom: 1px solid var(--line);
  background: oklch(18% 0.014 60 / 0.7); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.res { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.res .dot { width: 10px; height: 10px; border-radius: 3px; }
.res .dot.coin { background: var(--gold); }
.res .dot.dust { background: var(--arcane); }
.res .dot.soft { background: var(--verdant); }
.res .v { font-family: "JetBrains Mono", monospace; font-weight: 600; }

/* ---------- 战斗 ---------- */
.battle-grid { display: grid; grid-template-columns: 1fr; gap: var(--sp); }
.combatants { display: grid; grid-template-columns: 1fr auto 1fr; gap: var(--sp); align-items: stretch; }
.fighter { display: flex; flex-direction: column; gap: 10px; }
.fighter .name { font-family: "Cinzel", serif; font-size: 18px; display: flex; justify-content: space-between; }
.bar { height: 12px; border-radius: 999px; background: var(--ink-700); overflow: hidden; border: 1px solid var(--line); }
.bar > i { display: block; height: 100%; transition: width 0.6s var(--ease); }
.bar.hp > i { background: linear-gradient(90deg, var(--blood), oklch(62% 0.16 30)); }
.bar.block > i { background: linear-gradient(90deg, var(--arcane), oklch(72% 0.12 230)); }
.statline { display: flex; gap: 14px; font-size: 13px; color: var(--ash-dim); flex-wrap: wrap; }
.statline b { color: var(--ash); font-family: "JetBrains Mono", monospace; }
.vs { align-self: center; font-family: "Cinzel", serif; color: var(--ember); font-size: 22px; }
.intent { font-size: 13px; color: var(--blood); }
.intent b { color: var(--blood); }

.hand { display: flex; gap: 12px; flex-wrap: wrap; min-height: 150px; }
.pcard {
  width: 132px; flex: 0 0 auto; border-radius: var(--r-md);
  background: linear-gradient(180deg, var(--ink-700), var(--ink-800));
  border: 1px solid var(--line); padding: 12px; cursor: pointer;
  transition: all 0.3s var(--ease); position: relative; overflow: hidden;
}
.pcard:hover { transform: translateY(-6px); border-color: var(--ember); box-shadow: 0 16px 30px -16px oklch(0% 0 0 / 0.8); }
.pcard.unplayable { opacity: 0.45; cursor: not-allowed; }
.pcard .cost { position: absolute; top: 8px; right: 8px; width: 26px; height: 26px; border-radius: 50%;
  background: var(--ember); color: var(--ink-900); display: grid; place-items: center; font-weight: 700; font-size: 13px; }
.pcard .cn { font-family: "Cinzel", serif; font-size: 15px; margin-bottom: 6px; padding-right: 22px; }
.pcard .eff { font-size: 12px; color: var(--ash-dim); line-height: 1.45; }
.pcard .eff .d { color: var(--blood); }
.pcard .eff .b { color: var(--arcane); }
.pcard .rar { position: absolute; bottom: 8px; left: 12px; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; }
.pcard.r-common .rar { color: var(--ash-dim); }
.pcard.r-uncommon .rar { color: var(--verdant); }
.pcard.r-rare .rar { color: var(--gold); }

.dice {
  width: 54px; height: 54px; border-radius: 12px; display: grid; place-items: center;
  background: var(--ink-700); border: 1px solid var(--line); font-family: "JetBrains Mono", monospace;
  font-size: 24px; font-weight: 700; transition: transform 0.5s var(--ease);
}
.dice.rolling { animation: shake 0.5s ease; }
.dice.crit { color: var(--ember); border-color: var(--ember); box-shadow: 0 0 24px var(--ember-soft); }
@keyframes shake { 0%,100%{transform:rotate(0)} 25%{transform:rotate(-12deg)} 75%{transform:rotate(12deg)} }

.log { font-family: "JetBrains Mono", monospace; font-size: 12.5px; color: var(--ash-dim);
  max-height: 180px; overflow: auto; border-top: 1px solid var(--line); padding-top: 10px; }
.log .ln { padding: 2px 0; }
.log .ln .crit { color: var(--ember); }
.log .ln .dmg { color: var(--blood); }
.log .ln .blk { color: var(--arcane); }

/* ---------- 抽卡 ---------- */
.gacha-wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--sp); }
.pull-stage { min-height: 220px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; border: 1px dashed var(--line); border-radius: var(--r-lg); }
.pull-result { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.gcard {
  width: 110px; padding: 12px; border-radius: var(--r-md); border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink-700), var(--ink-800)); text-align: center;
  animation: pop 0.5s var(--ease) both;
}
@keyframes pop { from { opacity: 0; transform: scale(0.8); } to { opacity: 1; transform: scale(1); } }
.gcard .gn { font-family: "Cinzel", serif; font-size: 14px; margin: 6px 0; }
.gcard .gr { font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; }
.gcard.dup { opacity: 0.7; }
.pity-meter { height: 8px; border-radius: 999px; background: var(--ink-700); overflow: hidden; border: 1px solid var(--line); }
.pity-meter > i { display: block; height: 100%; background: var(--ember); transition: width 0.5s var(--ease); }

/* ---------- 控制台 ---------- */
.console-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--sp); }
.cblock { background: linear-gradient(180deg, var(--ink-800), var(--ink-850)); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 16px; }
.cblock h3 { font-size: 14px; color: var(--ember); margin-bottom: 12px; letter-spacing: 0.04em; }
.kv { display: flex; justify-content: space-between; font-size: 13px; padding: 4px 0; border-bottom: 1px solid oklch(42% 0.02 55 / 0.25); }
.kv:last-child { border-bottom: none; }
.kv .v { font-family: "JetBrains Mono", monospace; }
.matrix { display: grid; gap: 3px; font-size: 11px; font-family: "JetBrains Mono", monospace; }
.matrix .cell { padding: 4px 6px; text-align: center; border-radius: 4px; background: var(--ink-700); }
.matrix .cell.hi { background: oklch(50% 0.12 155 / 0.5); }
.matrix .cell.lo { background: oklch(45% 0.14 22 / 0.4); }
.light { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; padding: 6px 0; }
.light .led { width: 10px; height: 10px; border-radius: 50%; box-shadow: 0 0 10px currentColor; }
.light.ok .led { background: var(--verdant); color: var(--verdant); }
.light.bad .led { background: var(--blood); color: var(--blood); }

/* ---------- 杂项 ---------- */
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.muted { color: var(--ash-dim); font-size: 13px; }
hr.sep { border: none; border-top: 1px solid var(--line); margin: 18px 0; }
.tag-pill { font-size: 11px; padding: 3px 9px; border-radius: 999px; background: var(--ink-700); color: var(--ash-dim); border: 1px solid var(--line); }
.scale-red { color: var(--blood); }
.scale-green { color: var(--verdant); }
.coll-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; }
input[type="number"] { background: var(--ink-700); border: 1px solid var(--line); color: var(--ash);
  border-radius: var(--r-sm); padding: 8px 10px; font-family: "JetBrains Mono", monospace; width: 90px; }

@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; }
  .rail { position: static; flex-direction: row; overflow-x: auto; padding: 8px 0; }
  .brand { display: none; }
  .combatants { grid-template-columns: 1fr; }
  .vs { transform: rotate(90deg); }
  .gacha-wrap { grid-template-columns: 1fr; }
}