/* ============================================================
 * v8-extras.css —— 30 UI 创新点（纯 CSS + 零侵入）
 * 红线：绝不直接改 .glass-card / .card-3d 本体属性
 * 限制：≤ 800 行
 * ============================================================ */

/* ---------- U11 选中文字金色高亮 ---------- */
::selection { background: rgba(212,175,55,0.4); color: #fff; }

/* ---------- U14 自定义滚动条 ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(255,255,255,0.03); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--gold-dark), var(--gold));
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: linear-gradient(180deg, var(--gold), var(--gold-light)); }

/* ---------- U29 焦点环美化 ---------- */
*:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- U30 跳过链接（a11y） ---------- */
.skip-link {
  position: absolute; top: -100px; left: 8px;
  background: var(--gold); color: #000; padding: 8px 16px;
  border-radius: 4px; z-index: 9999; font-weight: 700;
}
.skip-link:focus { top: 8px; }

/* ---------- U7 页面角落魔法阵 ---------- */
body::before, body::after,
.page-wrap::before, .page-wrap::after {
  content: '';
  position: fixed; width: 200px; height: 200px;
  pointer-events: none; opacity: 0.06; z-index: 0;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background:
    repeating-linear-gradient(0deg, transparent 0 40px, rgba(212,175,55,0.3) 40px 41px),
    repeating-linear-gradient(90deg, transparent 0 40px, rgba(212,175,55,0.3) 40px 41px);
}
body::before { top: -80px; left: -80px; animation: v8-spin 60s linear infinite; }
body::after { bottom: -80px; right: -80px; animation: v8-spin-rev 80s linear infinite; }
.page-wrap::before { top: auto; left: -80px; bottom: -80px; animation: v8-spin 100s linear infinite; }
.page-wrap::after { right: -80px; top: -80px; animation: v8-spin-rev 70s linear infinite; }
@keyframes v8-spin { to { transform: rotate(360deg); } }
@keyframes v8-spin-rev { to { transform: rotate(-360deg); } }

/* ---------- U8 顶部渐变光带 ---------- */
.v8-light-strip {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent, var(--gold), transparent);
  background-size: 200% 100%;
  animation: v8-light-move 8s linear infinite;
  z-index: 100; pointer-events: none;
}
@keyframes v8-light-move { to { background-position: 200% 0; } }

/* ---------- U1 卡牌悬停微光扫过（::after 伪元素） ----------
 * 光带必须始终被"裁"在牌面里才好看。
 * 旧写法用 transform: translateX(-100% → 100%) 平移整个伪元素，
 * 而 .card-3d 不能加 overflow: hidden（那会压平 preserve-3d、直接毁掉翻牌），
 * 于是那道光会跑到卡牌外面、横穿到旁边去。
 * 现在改成：伪元素固定 inset: 0，把背景图放大到 220% 再动 background-position。
 * 背景永远只绘制在元素盒子里，所以光带再长也不会超出卡牌。 */
.card-3d { position: relative; }
.card-3d::after {
  content: ''; position: absolute; inset: 0;
  border-radius: 10px;               /* 和牌面圆角一致（.card-3d 本身没圆角，inherit 会是直角） */
  pointer-events: none;
  opacity: 0;
  background-image: linear-gradient(105deg,
    transparent 44%, rgba(255, 255, 255, 0.13) 50%, transparent 56%);
  background-size: 220% 100%;
  background-position: 110% 0;       /* 不悬停时把光带停在牌面之外 */
  background-repeat: no-repeat;
}
.card-3d:hover::after {
  opacity: 1;
  animation: v8-shine 0.9s ease-in-out 1;
}
@keyframes v8-shine {
  from { background-position: 110% 0; }   /* 牌面左侧之外 */
  to   { background-position: -10% 0; }   /* 牌面右侧之外 */
}

/* ---------- U2 金边呼吸脉冲（outline 方案） ---------- */
.card-3d { outline: 1px solid transparent; transition: outline-color .3s; }
.card-3d:hover { outline-color: var(--gold); }
.card-3d.v8-breath {
  animation: v8-breath-outline 3s ease-in-out infinite;
}
@keyframes v8-breath-outline {
  0%,100% { outline-color: rgba(212,175,55,0.3); }
  50%    { outline-color: var(--gold); }
}

/* ---------- U3 抽出轨迹残影 ---------- */
.card-3d.v8-trail {
  animation: v8-trail 0.5s ease-out;
}
@keyframes v8-trail {
  0% { transform: scale(0.8) translateY(30px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

/* ---------- U4 卡背：暗夜星盘 ----------
 * 旧版是一整片 conic-gradient 金色菱格，再叠上 style.css 的
 * background-blend-mode: overlay，糊成一块又亮又吵的"金色防滑板"。
 * 现在改成：深紫夜空底 + 极淡的斜纹锦缎 + 星盘双环 + 中央徽记，
 * 只留一圈细金边做点缀，安静但有质感。
 *
 * 选择器为什么必须带上 body[data-theme="liquid"]：
 * style.css 里另有一条 body[data-theme="liquid"] .card-back（权重更高），
 * 它用 background 简写把牌背刷成半透明 + 白色内高光，液态主题下牌背会被洗成灰白。
 * 这里用同等权重 + 更晚加载，把那条整条盖掉。
 *
 * --back-xxx 都是 "R, G, B" 三通道写法，方便套透明度；
 * 液态主题只要在下面改这几个变量，花纹/徽记/底色就整套换成青色。 */
.card-back,
body[data-theme="liquid"] .card-back {
  --back-orn: 212, 175, 55;
  --back-base: #120a2b;
  --back-top: #2b1a5c;
  --back-mid: #1a1040;
  --back-bot: #0b0620;

  background-color: var(--back-base);
  background-image:
    /* 中央柔光 */
    radial-gradient(circle at 50% 47%,
      rgba(var(--back-orn), 0.20), rgba(var(--back-orn), 0.05) 46%, transparent 70%),
    /* 星盘双环 */
    radial-gradient(circle at 50% 50%,
      transparent 37.6%, rgba(var(--back-orn), 0.30) 37.8%, rgba(var(--back-orn), 0.30) 38.4%, transparent 38.6%,
      transparent 45.4%, rgba(var(--back-orn), 0.15) 45.6%, rgba(var(--back-orn), 0.15) 46.2%, transparent 46.4%),
    /* 斜纹锦缎（两层交叉成细菱形） */
    repeating-linear-gradient(45deg,
      rgba(var(--back-orn), 0.055) 0 1px, transparent 1px 8px),
    repeating-linear-gradient(-45deg,
      rgba(var(--back-orn), 0.040) 0 1px, transparent 1px 8px),
    /* 四角压暗，把视线收回中间的徽记 */
    radial-gradient(ellipse at 50% 50%, transparent 42%, rgba(0, 0, 0, 0.55) 100%),
    /* 底色 */
    linear-gradient(160deg, var(--back-top) 0%, var(--back-mid) 45%, var(--back-bot) 100%);
  /* 必须覆盖掉 style.css 里的 overlay，否则花纹又会和底色搅成一片金 */
  background-blend-mode: normal;

  border: 2px solid rgba(var(--back-orn), 0.55);
  /* 液态主题那条牌背规则还塞了白色内高光，一并覆盖掉；
     同时保留牌面原有的外投影，再补一圈极细的内金边 */
  box-shadow:
    0 8px 30px rgba(0, 0, 0, 0.45),
    0 0 18px rgba(var(--back-orn), 0.18),
    inset 0 0 0 1px rgba(var(--back-orn), 0.12);
  display: flex;
  justify-content: center;
  align-items: center;
}

/* 中央徽记：一枚细金环徽章 + 星芒 */
.card-back::before {
  content: '✦';
  width: 44%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1.7rem;
  line-height: 1;
  color: rgb(var(--back-orn));
  background: radial-gradient(circle at 50% 50%,
    rgba(var(--back-orn), 0.22), rgba(var(--back-orn), 0.04) 62%, transparent 74%);
  border: 1px solid rgba(var(--back-orn), 0.45);
  box-shadow:
    0 0 0 5px rgba(var(--back-orn), 0.06),
    0 0 22px rgba(var(--back-orn), 0.25),
    inset 0 0 16px rgba(var(--back-orn), 0.18);
  text-shadow:
    0 0 10px rgba(var(--back-orn), 0.75),
    0 0 24px rgba(var(--back-orn), 0.35);
}

/* 内框：一圈细金线 + 内侧暗角，做出"牌面有厚度"的感觉 */
.card-back::after {
  content: '';
  position: absolute;
  inset: 7px;
  border-radius: 5px;
  border: 1px solid rgba(var(--back-orn), 0.38);
  box-shadow:
    inset 0 0 0 3px rgba(var(--back-orn), 0.07),
    inset 0 0 20px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

/* 年运牌阵卡牌只有 100×160，徽记和字号要一起缩小 */
.cards-display.yearly-spread .card-back::before { font-size: 1.05rem; }

/* 液态玻璃主题：花纹/徽记换成青色，底色换成深青夜色 */
body[data-theme="liquid"] .card-back {
  --back-orn: 100, 216, 203;
  --back-base: #08141d;
  --back-top: #17415a;
  --back-mid: #0f2739;
  --back-bot: #060d15;
}

/* ---------- U5 正逆位微图标 ---------- */
.card-3d[data-reversed="true"]::before {
  content: '↑'; position: absolute; top: 4px; right: 4px;
  color: var(--gold); font-size: 10px; font-weight: 700;
  background: rgba(0,0,0,0.5); padding: 2px 4px; border-radius: 3px;
  z-index: 5;
}

/* ---------- U12 标题首字母花体 ---------- */
.glass-card h2::first-letter, .glass-card h1::first-letter {
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
  font-style: italic; font-weight: 700;
  font-size: 1.4em;
  color: var(--gold-light);
}

/* ---------- U13 段落首行缩进 ---------- */
.result-text p, .tarot-result p { text-indent: 2em; line-height: 1.8; }

/* ---------- U15 按钮按下反馈 ---------- */
button:active, .btn:active, [class*="button"]:active {
  transform: scale(0.97);
  filter: brightness(0.9);
}

/* ---------- U16 涟漪扩散 ---------- */
.v8-ripple {
  position: absolute; border-radius: 50%;
  background: rgba(255,255,255,0.35);
  transform: scale(0); animation: v8-ripple 0.6s ease-out;
  pointer-events: none;
}
@keyframes v8-ripple { to { transform: scale(4); opacity: 0; } }

/* ---------- U17 Toast ---------- */
.v8-toast-wrap {
  position: fixed; top: 20px; right: 20px; z-index: 9999;
  display: flex; flex-direction: column; gap: 8px;
}
.v8-toast {
  padding: 12px 20px; border-radius: 10px;
  background: rgba(15,10,30,0.92); color: #fff;
  border: 1px solid var(--gold);
  box-shadow: 0 4px 20px rgba(212,175,55,0.3);
  font-size: 14px; font-weight: 500;
  animation: v8-toast-in 0.3s ease-out;
  display: flex; align-items: center; gap: 8px;
  backdrop-filter: blur(20px);
}
.v8-toast.success { border-color: #4ade80; box-shadow: 0 4px 20px rgba(74,222,128,0.3); }
.v8-toast.warn    { border-color: #fbbf24; box-shadow: 0 4px 20px rgba(251,191,36,0.3); }
.v8-toast.error   { border-color: #f87171; box-shadow: 0 4px 20px rgba(248,113,113,0.3); }
@keyframes v8-toast-in  { from { transform: translateX(120%); opacity: 0; } }
@keyframes v8-toast-out { to   { transform: translateX(120%); opacity: 0; } }

/* ---------- U18 Modal ---------- */
.v8-modal-overlay {
  position: fixed; inset: 0; z-index: 9998;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  animation: v8-fade-in 0.2s ease-out;
}
.v8-modal {
  background: linear-gradient(135deg, rgba(30,20,55,0.95), rgba(15,10,30,0.98));
  border: 1px solid var(--gold); border-radius: 16px;
  padding: 28px; max-width: 480px; width: 90%;
  box-shadow: 0 20px 60px rgba(212,175,55,0.2);
  animation: v8-modal-pop 0.3s cubic-bezier(0.34,1.56,0.64,1);
  max-height: 85vh; overflow-y: auto;
}
.v8-modal h3 { color: var(--gold); margin: 0 0 16px; font-family: 'Cormorant Garamond', serif; font-size: 1.4rem; }
.v8-modal-close {
  position: absolute; top: 12px; right: 12px;
  background: none; border: none; color: var(--text-muted);
  font-size: 20px; cursor: pointer;
}
@keyframes v8-fade-in { from { opacity: 0; } }
@keyframes v8-modal-pop { from { transform: scale(0.8); opacity: 0; } }

/* ---------- U22 成就徽章 ---------- */
.v8-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 20px;
  background: linear-gradient(135deg, rgba(212,175,55,0.2), rgba(212,175,55,0.05));
  border: 1px solid var(--gold); color: var(--gold-light);
  font-size: 12px; font-weight: 600;
}
.v8-badge.locked { opacity: 0.4; filter: grayscale(1); }

/* ---------- U23 私密模式遮罩 ---------- */
.v8-private { position: relative; }
.v8-private .result-text, .v8-private .tarot-result-text {
  filter: blur(8px); pointer-events: none; user-select: none;
}
.v8-private::before {
  content: '🔒 私密模式'; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%); z-index: 10;
  background: var(--gold); color: #000; padding: 10px 24px;
  border-radius: 8px; font-weight: 700; font-size: 14px;
}

/* ---------- U24 抽牌计数挂件 ---------- */
.v8-counter {
  position: fixed; bottom: 20px; left: 20px;
  background: linear-gradient(135deg, rgba(30,20,55,0.9), rgba(15,10,30,0.95));
  border: 1px solid var(--gold); border-radius: 20px;
  padding: 8px 16px; font-size: 12px; color: var(--text-muted);
  z-index: 50; cursor: default; user-select: none;
  box-shadow: 0 4px 20px rgba(212,175,55,0.15);
}
.v8-counter b { color: var(--gold); font-size: 16px; font-family: 'Cormorant Garamond', serif; }

/* ---------- 成就徽章展示区 ---------- */
.v8-achievements {
  margin-top: 16px; display: flex; gap: 8px; flex-wrap: wrap;
}

/* ---------- 每日卡按钮 ---------- */
.v8-daily-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; border-radius: 24px;
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  border: none; color: #000; font-weight: 700; font-size: 14px;
  cursor: pointer; box-shadow: 0 4px 16px rgba(212,175,55,0.35);
  transition: transform .2s, box-shadow .2s;
}
.v8-daily-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(212,175,55,0.5); }

/* ---------- U25 安全区 ---------- */
@supports (padding-top: env(safe-area-inset-top)) {
  body { padding-top: env(safe-area-inset-top); }
  .v8-counter { bottom: calc(20px + env(safe-area-inset-bottom)); left: calc(20px + env(safe-area-inset-left)); }
}

/* ---------- U26 触摸设备放大 ---------- */
@media (pointer: coarse) {
  button, .btn, [class*="button"], input, select { min-height: 44px; min-width: 44px; }
}

/* ---------- U27 减少动画 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- U28 深色模式 ---------- */
@media (prefers-color-scheme: dark) {
  :root { --v8-bg-tint: #0a0615; }
}

/* ---------- 密码强度条 ---------- */
.v8-pw-strength {
  margin-top: 6px; height: 4px; border-radius: 2px;
  background: rgba(255,255,255,0.1); overflow: hidden;
}
.v8-pw-strength-bar { height: 100%; width: 0; transition: width .3s, background .3s; }
.v8-pw-strength-bar.weak   { background: #f87171; width: 25%; }
.v8-pw-strength-bar.medium { background: #fbbf24; width: 60%; }
.v8-pw-strength-bar.strong { background: #4ade80; width: 100%; }

/* ---------- 权重滑块样式 ---------- */
.v8-weight-row {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.v8-weight-row input[type="range"] { flex: 1; accent-color: var(--gold); }
.v8-weight-row .v8-w-name { flex: 0 0 120px; font-size: 12px; color: var(--text-muted); }
.v8-weight-row .v8-w-val  { flex: 0 0 40px; text-align: right; font-variant-numeric: tabular-nums; color: var(--gold); }

/* ---------- 卡牌开关 ---------- */
.v8-switch {
  position: relative; width: 36px; height: 20px;
  background: rgba(255,255,255,0.15); border-radius: 10px;
  cursor: pointer; transition: background .2s;
}
.v8-switch.on { background: var(--gold); }
.v8-switch::after {
  content: ''; position: absolute; top: 2px; left: 2px;
  width: 16px; height: 16px; border-radius: 50%;
  background: #fff; transition: transform .2s;
}
.v8-switch.on::after { transform: translateX(16px); }

/* ---------- Admin 新 Tab content ---------- */
.admin-tab-content { animation: v8-fade-in 0.3s ease-out; }

/* ---------- 敏感词管理 ---------- */
.v8-word-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; margin: 3px; border-radius: 14px;
  background: rgba(248,113,113,0.15); border: 1px solid rgba(248,113,113,0.4);
  font-size: 12px; color: #f87171;
}
.v8-word-chip button {
  background: none; border: none; color: #f87171; cursor: pointer; font-size: 14px; line-height: 1;
}

/* ---------- 维护模式遮罩 ---------- */
.v8-maintenance {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.9); color: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 20px;
}
.v8-maintenance h1 { color: var(--gold); font-family: 'Cormorant Garamond', serif; font-size: 2.5rem; margin: 0 0 20px; }

/* ============================================================
 * 🔮 翻牌动画（修正版 · 纯 CSS 覆盖，不改 style.css / app.js）
 *
 * 翻牌原理：.card-3d 转到 rotateY(180deg)，两个 .card-face 靠
 * backface-visibility: hidden 互相遮挡。.card-front 本身必须
 * 常驻 rotateY(180deg)，父级转 180° 之后它才正好面向观众。
 *
 * ⚠️ 之前第 4 条把 .card-front 的 transform 整个换成了 scale()，
 *    牌面因此丢掉了自己的 180°：父级翻到 180° 后，牌面依旧
 *    背面朝外，被 backface-visibility 直接隐藏 —— 结果就是
 *    牌翻过来一片空白（两张面全不可见）。
 *    下面只做增强，绝不覆盖 .card-front 的 rotateY(180deg)。
 * ============================================================ */

/* 1) 缓动升级：收尾带一点点回弹的丝滑翻转 */
.card-3d {
  transition: transform 0.95s cubic-bezier(0.22, 0.9, 0.28, 1.08) !important;
  will-change: transform;
}

/* 2) 只翻 180°，不再叠 scale / rotateX：
 *    否则翻出来的牌会比别的牌大一圈、还歪一点，
 *    和按下缩放叠加时更会跳一下 */
.card-3d.flipped {
  transform: rotateY(180deg) !important;
}

/* 3) 层级：翻出来的牌浮到上层，避免 3D 穿透 */
.card-3d { z-index: 1; }
.card-3d.flipped { z-index: 10; }
.card-3d:not(.flipped):hover { z-index: 5; }

/* 4) 牌面弹入：只让 scale 动，rotateY(180deg) 必须原样保留 */
.card-3d .card-front {
  transform: rotateY(180deg) scale(0.86);
  transition: transform 0.7s cubic-bezier(0.2, 0.9, 0.3, 1.1) 0.3s;
}
.card-3d.flipped .card-front {
  transform: rotateY(180deg) scale(1);
}

/* 5) 金色光晕：等牌真正转正（约 0.9s）再炸开，
 *    否则闪光全落在卡片侧对镜头的瞬间，什么也看不到 */
.card-3d.flipped .card-face {
  animation: v8-flip-glow 1.2s ease-out 0.4s;
}
@keyframes v8-flip-glow {
  0%   { box-shadow: 0 8px 30px rgba(0,0,0,0.4), 0 0 15px rgba(212,175,55,0.15); }
  40%  { box-shadow: 0 12px 40px rgba(0,0,0,0.5), 0 0 40px rgba(212,175,55,0.7), 0 0 80px rgba(212,175,55,0.35); }
  70%  { box-shadow: 0 10px 35px rgba(0,0,0,0.45), 0 0 25px rgba(212,175,55,0.45); }
  100% { box-shadow: 0 8px 30px rgba(0,0,0,0.4), 0 0 15px rgba(212,175,55,0.2); }
}

/* 6) 牌面金边在翻完后"呼吸"稳定发光（持续） */
.card-3d.flipped .card-front::after {
  content: '';
  position: absolute; inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(212,175,55,0.6);
  pointer-events: none;
  animation: v8-gold-breath 3.2s ease-in-out infinite;
}
@keyframes v8-gold-breath {
  0%,100% { border-color: rgba(212,175,55,0.3); box-shadow: inset 0 0 12px rgba(212,175,55,0.1); }
  50%     { border-color: rgba(212,175,55,0.9); box-shadow: inset 0 0 24px rgba(212,175,55,0.35); }
}

/* 7) 禁用 reduced-motion 下关掉所有增强动画 */
@media (prefers-reduced-motion: reduce) {
  .card-3d { transition: transform 0.45s ease !important; }
  .card-3d.flipped { transform: rotateY(180deg) !important; }
  /* 这里同样必须保留 rotateY(180deg)：
     写成 transform: none 会让所有牌一开始就正面朝上（等于直接看明牌） */
  .card-3d .card-front { transform: rotateY(180deg); transition: none; }
  .card-3d.flipped .card-front { transform: rotateY(180deg); }
  .card-3d.flipped .card-face,
  .card-3d.flipped .card-front::after { animation: none; }
}