/* 瑶草 · 手绘国风共用样式
 * 宣纸底 + 淡墨山纹 + 霞鹜文楷
 */

@import url("./fonts/lxgwwenkai-regular.css");

:root {
  /* 宣纸底色 */
  --paper: #f0e6d2;
  --paper-deep: #e8dcc4;
  --paper-edge: #d8c9a8;

  /* 墨色文字 */
  --ink: #2d3a52;
  --ink-soft: #4a5570;
  --ink-fade: #7a6a52;

  /* 胭脂 / 暖金 */
  --rouge: #a83c50;
  --rouge-deep: #8a2e40;
  --gold: #c99a3f;
  --gold-soft: #d9b567;

  /* 淡墨山纹 */
  --mist-1: #c4b898;
  --mist-2: #dcd0b4;

  /* 状态 */
  --err: #8a2e40;
  --ok: #5d7a52;
}

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

html, body {
  font-family: "LXGW WenKai", "Kaiti SC", "STKaiti", "KaiTi", "Songti SC", "STSong", serif;
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  min-height: 100vh;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 宣纸纹理：径向渐变 + 极细噪点（SVG data URI） */
body {
  background:
    radial-gradient(1400px 900px at 30% 0%, var(--paper) 0%, var(--paper-deep) 55%, var(--paper-edge) 100%);
  position: relative;
  overflow-x: hidden;
}

/* 纸面纤维纹理 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.35 0 0 0 0 0.28 0 0 0 0 0.18 0 0 0 0.05 0'/></filter><rect width='240' height='240' filter='url(%23n)'/></svg>");
  opacity: 0.6;
  mix-blend-mode: multiply;
}

/* 底部远山剪影 */
.mist-mountain {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  height: 200px;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
}

/* 主体容器居于噪点之上 */
.wrap, .stage {
  position: relative;
  z-index: 1;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 24px 220px; /* 底部留白让远山露出 */
}

.stage {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px 220px;
}

/* ============ Hero ============ */
.hero {
  text-align: center;
  margin-bottom: 48px;
}

.hero .plant-svg {
  display: inline-block;
  width: 72px;
  height: 84px;
  filter: drop-shadow(0 4px 12px rgba(168, 60, 80, 0.15));
  animation: breathe 4s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { transform: translateY(0) scale(1); }
  50%      { transform: translateY(-4px) scale(1.02); }
}

.hero h1 {
  font-size: 46px;
  letter-spacing: 12px;
  padding-left: 12px; /* 视觉补偿字间距 */
  margin: 8px 0 4px;
  color: var(--ink);
  font-weight: 500;
}

.hero .slogan {
  color: var(--ink-fade);
  font-size: 16px;
  letter-spacing: 2px;
}

/* ============ 卡片 · 宣纸片 ============ */
.card {
  background: rgba(255, 250, 240, 0.55);
  border: 1px solid var(--paper-edge);
  border-radius: 4px;
  padding: 32px 34px;
  margin-bottom: 22px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.6) inset,
    0 6px 20px rgba(120, 90, 50, 0.06);
  backdrop-filter: blur(2px);
}

.card h2 {
  font-size: 18px;
  color: var(--rouge);
  margin-bottom: 16px;
  letter-spacing: 4px;
  font-weight: 500;
  position: relative;
  padding-left: 14px;
}
.card h2::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 16px;
  background: var(--rouge);
  border-radius: 1px;
}

.card p {
  color: var(--ink-soft);
  font-size: 15px;
  margin-bottom: 10px;
}
.card p:last-child { margin-bottom: 0; }

.tag {
  display: inline-block;
  font-size: 12px;
  color: var(--gold);
  border: 1px solid var(--gold-soft);
  border-radius: 2px;
  padding: 2px 12px;
  margin-bottom: 14px;
  letter-spacing: 3px;
}

/* ============ endpoint 一键复制 ============ */
.endpoint-row {
  display: flex;
  align-items: stretch;
  gap: 10px;
  background: rgba(45, 58, 82, 0.04);
  border: 1px dashed var(--paper-edge);
  border-radius: 4px;
  padding: 4px 4px 4px 16px;
  margin: 16px 0 12px;
}

.endpoint-row code {
  flex: 1;
  font-family: "Cascadia Code", Consolas, "Courier New", monospace;
  font-size: 14px;
  color: var(--ink);
  background: transparent;
  border: none;
  padding: 10px 0;
  word-break: break-all;
  display: flex;
  align-items: center;
  line-height: 1.5;
}

.copy-btn {
  background: var(--rouge);
  color: #fff9ea;
  border: none;
  border-radius: 3px;
  padding: 0 18px;
  font-size: 13px;
  font-family: inherit;
  letter-spacing: 3px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}
.copy-btn:hover { background: var(--rouge-deep); }
.copy-btn.ok { background: var(--gold); color: #3a2c10; }

.hint {
  font-size: 13px;
  color: var(--ink-fade);
  margin-top: 8px;
}
.hint b { color: var(--rouge); font-weight: 500; }

/* ============ pre 代码块 + 右上角复制 ============ */
.pre-wrap {
  position: relative;
  margin: 12px 0;
}
.pre-wrap pre {
  background: rgba(45, 58, 82, 0.05);
  border: 1px solid var(--paper-edge);
  border-radius: 4px;
  padding: 18px 22px;
  padding-right: 72px;
  overflow-x: auto;
  font-family: "Cascadia Code", Consolas, "Courier New", monospace;
  font-size: 13px;
  color: var(--ink);
  line-height: 1.75;
  white-space: pre-wrap;
  word-break: break-word;
}
.pre-wrap .copy-mini {
  position: absolute;
  top: 8px;
  right: 8px;
  background: transparent;
  color: var(--ink-fade);
  border: 1px solid var(--paper-edge);
  border-radius: 3px;
  padding: 3px 10px;
  font-size: 12px;
  font-family: inherit;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.2s;
}
.pre-wrap .copy-mini:hover { color: var(--rouge); border-color: var(--rouge); }
.pre-wrap .copy-mini.ok { color: var(--gold); border-color: var(--gold); }

/* ============ 平台 Tab ============ */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--paper-edge);
}
.tab {
  background: transparent;
  border: none;
  padding: 10px 20px 12px;
  font-family: inherit;
  font-size: 15px;
  color: var(--ink-fade);
  cursor: pointer;
  letter-spacing: 2px;
  position: relative;
  transition: color 0.2s;
}
.tab.active { color: var(--rouge); }
.tab.active::after {
  content: "";
  position: absolute;
  left: 20px; right: 20px; bottom: -1px;
  height: 2px;
  background: var(--rouge);
}
.tab:hover:not(.active) { color: var(--ink); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.tab-panel p { font-size: 14px; margin-bottom: 8px; }

/* ============ 花瓣胶囊按钮 ============ */
.btn-petal {
  display: block;
  width: 100%;
  padding: 15px 0;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--rouge) 0%, var(--rouge-deep) 100%);
  color: #fff9ea;
  font-size: 15px;
  font-family: inherit;
  letter-spacing: 6px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
  position: relative;
  box-shadow: 0 4px 14px rgba(168, 60, 80, 0.28);
}
.btn-petal:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(168, 60, 80, 0.36);
}
.btn-petal:active { transform: translateY(0); }
.btn-petal:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-petal.gold {
  background: linear-gradient(135deg, var(--gold) 0%, #a67826 100%);
  color: #fff9ea;
  box-shadow: 0 4px 14px rgba(201, 154, 63, 0.32);
}
.btn-petal.gold:hover { box-shadow: 0 6px 18px rgba(201, 154, 63, 0.42); }

/* ============ 结果反馈 ============ */
.result {
  margin-top: 20px;
  font-size: 14px;
  min-height: 22px;
  color: var(--gold);
  letter-spacing: 2px;
}
.result.err { color: var(--err); }
.result.ok  { color: var(--ok); }

.foot {
  text-align: center;
  color: var(--ink-fade);
  font-size: 12px;
  margin-top: 56px;
  letter-spacing: 4px;
  opacity: 0.75;
}

/* ============ 中央仪式卡（bind / consent 专用） ============ */
.altar {
  background: rgba(255, 250, 240, 0.7);
  border: 1px solid var(--paper-edge);
  border-radius: 4px;
  padding: 48px 44px 40px;
  width: 100%;
  max-width: 440px;
  text-align: center;
  box-shadow:
    0 2px 0 rgba(255,255,255,0.8) inset,
    0 12px 40px rgba(120, 90, 50, 0.08);
  position: relative;
}

/* 卷轴金线（consent 专用） */
.altar.scroll::before,
.altar.scroll::after {
  content: "";
  position: absolute;
  left: 32px; right: 32px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold) 30%, var(--gold) 70%, transparent);
  opacity: 0.7;
}
.altar.scroll::before { top: 22px; }
.altar.scroll::after  { bottom: 22px; }

.altar h1 {
  font-size: 24px;
  color: var(--ink);
  letter-spacing: 8px;
  padding-left: 8px;
  margin: 16px 0 8px;
  font-weight: 500;
}
.altar .sub {
  color: var(--ink-fade);
  font-size: 14px;
  letter-spacing: 1px;
  margin-bottom: 28px;
  line-height: 1.7;
}

.altar .plant-svg {
  width: 68px;
  height: 84px;
  filter: drop-shadow(0 4px 12px rgba(168, 60, 80, 0.15));
}

/* consent 告知列表 */
.points {
  text-align: left;
  list-style: none;
  margin: 0 0 28px;
}
.points li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 12px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}
.points li::before {
  content: "";
  position: absolute;
  left: 0; top: 12px;
  width: 12px; height: 1px;
  background: var(--gold);
}

.note {
  margin-top: 18px;
  font-size: 12px;
  color: var(--ink-fade);
  letter-spacing: 1px;
  opacity: 0.85;
}

/* ============ 珍珠光晕（bind 成功态） ============ */
.pearl {
  position: absolute;
  left: 50%;
  bottom: 20%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fffbe8, var(--gold-soft) 60%, transparent 75%);
  transform: translate(-50%, 0) scale(0.4);
  opacity: 0;
  pointer-events: none;
  filter: blur(0.5px);
}
.pearl.rise {
  animation: pearlRise 2.2s ease-out forwards;
}
@keyframes pearlRise {
  0%   { opacity: 0; transform: translate(-50%, 0) scale(0.4); }
  20%  { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -260px) scale(1.4); }
}

/* ============ 响应式 ============ */
@media (max-width: 560px) {
  .wrap { padding: 48px 18px 200px; }
  .hero h1 { font-size: 36px; letter-spacing: 8px; padding-left: 8px; }
  .card { padding: 24px 22px; }
  .altar { padding: 36px 26px 32px; }
  .altar h1 { font-size: 20px; letter-spacing: 6px; }
  .endpoint-row { flex-direction: column; padding: 12px; }
  .endpoint-row code { padding: 4px 0 10px; }
  .copy-btn { padding: 10px; }
  .tabs { overflow-x: auto; }
}