/* ============================================================
   GWENT · Gilded Grimoire — design tokens & base layer
   Owner: Lead.  其他模块只消费这些变量，不修改本文件。
   ============================================================ */

:root {
  /* 黑曜石 → 焦木 */
  --ink-0: #070605;
  --ink-1: #0d0b09;
  --ink-2: #14100c;
  --ink-3: #1e1812;
  --ink-4: #2a2118;
  --paper: #e7dcc2;
  --paper-dim: #c9bda3;
  --paper-faint: #8f8570;
  --gold: #c9a227;
  --gold-bright: #f0d078;
  --gold-dim: #8a6f22;
  --blood: #7a1f1f;
  --ember: #ff7a2f;

  /* 阵营色 */
  --nr: #4d7ea8;
  --nr-glow: #9cc4e4;
  --ng: #c9a227;
  --ng-glow: #f0d078;
  --st: #2f7a4a;
  --st-glow: #a8e0a0;
  --mo: #8a2323;
  --mo-glow: #ff6b5a;
  --sk: #2f6f6a;
  --sk-glow: #9adfd6;
  --neutral: #8b7d5c;
  --neutral-glow: #d9cbb3;

  /* 字体 */
  --font-display: "Palatino Linotype", "Iowan Old Style", "Songti SC", "Noto Serif SC", "STSong", serif;
  --font-ui: "Avenir Next", "PingFang SC", "Noto Sans SC", "Hiragino Sans GB", system-ui, sans-serif;

  /* 卡牌尺寸 */
  --card-w: 132px;
  --card-h: 184px;
  --card-radius: 10px;
  --card-sm-w: 92px;
  --card-sm-h: 128px;
  --card-xs-w: 64px;
  --card-xs-h: 89px;
  --card-lg-w: 210px;
  --card-lg-h: 293px;

  /* 动效 */
  --ease-out: cubic-bezier(0.22, 0.8, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 140ms;
  --dur-mid: 280ms;
  --dur-slow: 520ms;

  /* 阴影 */
  --shadow-deep: 0 18px 44px rgba(0, 0, 0, 0.65), 0 2px 8px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 0 18px rgba(240, 208, 120, 0.28);
  --shadow-inset: inset 0 1px 0 rgba(255, 235, 190, 0.08);

  /* 布局 */
  --topbar-h: 92px;
  --hand-h: 210px;
  --side-w: 190px;
  --row-h: 128px;

  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--ink-0);
  color: var(--paper);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}

body {
  min-height: 100dvh;
}

#app {
  position: relative;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(120% 90% at 50% -10%, rgba(201, 162, 39, 0.1), transparent 55%),
    radial-gradient(90% 70% at 12% 100%, rgba(122, 31, 31, 0.1), transparent 60%),
    radial-gradient(80% 60% at 88% 90%, rgba(47, 111, 106, 0.08), transparent 60%),
    linear-gradient(180deg, #0b0907 0%, #070605 55%, #050404 100%);
}

#app::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.035'/%3E%3C/svg%3E");
}

#fx-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 60;
}

#screen-root,
#overlay-root,
#tooltip-root,
#toast-root {
  position: absolute;
  inset: 0;
}

#screen-root {
  z-index: 10;
}

#overlay-root {
  z-index: 40;
  pointer-events: none;
}

#overlay-root > * {
  pointer-events: auto;
}

#tooltip-root {
  z-index: 70;
  pointer-events: none;
}

#toast-root {
  z-index: 80;
  pointer-events: none;
}

.hidden {
  display: none !important;
}

button {
  font-family: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
}

/* 通用鎏金面板 */
.gilded-panel {
  position: relative;
  background:
    linear-gradient(180deg, rgba(30, 24, 18, 0.96), rgba(13, 11, 9, 0.98));
  border: 1px solid rgba(201, 162, 39, 0.38);
  border-radius: 6px;
  box-shadow: var(--shadow-deep), var(--shadow-inset);
}

.gilded-panel::before,
.gilded-panel::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  pointer-events: none;
  opacity: 0.75;
  background: center / contain no-repeat
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M2 2h9v2H5v7H2zM22 2h-9v2h6v7h2zM2 22h9v-2H5v-7H2zM22 22h-9v-2h6v-7h2z' fill='%23c9a227'/%3E%3C/svg%3E");
}

.gilded-panel::before {
  top: -5px;
  left: -5px;
}

.gilded-panel::after {
  bottom: -5px;
  right: -5px;
}

.gold-text {
  color: var(--gold-bright);
  text-shadow: 0 0 12px rgba(240, 208, 120, 0.25);
}

.serif {
  font-family: var(--font-display);
}

/* 启动屏 */
.boot-screen {
  position: absolute;
  inset: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: radial-gradient(60% 60% at 50% 45%, #17120d 0%, #070605 70%);
  transition: opacity 600ms var(--ease-out), visibility 600ms;
}

.boot-screen.is-gone {
  opacity: 0;
  visibility: hidden;
}

.boot-mark {
  font-size: 54px;
  color: var(--gold);
  filter: drop-shadow(0 0 18px rgba(240, 208, 120, 0.4));
  animation: boot-pulse 2.4s ease-in-out infinite;
}

.boot-title {
  font-family: var(--font-display);
  font-size: 38px;
  letter-spacing: 0.35em;
  color: var(--gold-bright);
  text-indent: 0.35em;
}

.boot-sub {
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--paper-faint);
  text-indent: 0.4em;
}

.boot-loading {
  margin-top: 18px;
  font-size: 12px;
  color: var(--paper-faint);
  letter-spacing: 0.2em;
  animation: boot-breathe 2s ease-in-out infinite;
}

@keyframes boot-pulse {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.06); opacity: 1; }
}

@keyframes boot-breathe {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 0.9; }
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.3);
}
::-webkit-scrollbar-thumb {
  background: rgba(201, 162, 39, 0.28);
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(201, 162, 39, 0.45);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}