/* ============================================================
   芙宁娜 · 枫丹水蓝主题 (furina-theme.css)
   —— 覆盖层，不改动 home.css，可随时移除回滚
   ============================================================ */

/* ============ 1. 色彩体系重定义 ============ */
:root {
  /* 背景：极浅水蓝 */
  --bg: #f2f8fd;
  --bg-elev: rgba(255, 255, 255, 0.72);
  --bg-subtle: #e8f2fa;
  --bg-grad-top: #f7fbfe;
  --bg-grad-bottom: #e9f3fb;

  /* 卡片：玻璃质感 */
  --card-bg: rgba(255, 255, 255, 0.72);
  --card-border: rgba(74, 144, 217, 0.14);
  --card-border-hover: rgba(74, 144, 217, 0.38);
  --card-shadow:
    0 1px 2px rgba(37, 89, 138, 0.04),
    0 6px 22px rgba(74, 144, 217, 0.07);
  --card-shadow-hover:
    0 2px 6px rgba(37, 89, 138, 0.05),
    0 16px 42px rgba(74, 144, 217, 0.16);

  /* 文字：深水蓝灰 */
  --text: #16344d;
  --text-mid: #3d6484;
  --text-dim: #7a9ab5;

  /* 主色：枫丹蓝 */
  --green: #4a90d9;
  --green-deep: #3570b3;
  --green-soft: rgba(74, 144, 217, 0.10);
  --green-glow: rgba(74, 144, 217, 0.22);

  /* 辅色：水光青 */
  --hydro: #7fc7e8;
  --hydro-deep: #4a90d9;
  --hydro-soft: rgba(127, 199, 232, 0.14);
  --hydro-glow: rgba(127, 199, 232, 0.28);

  /* UI 线条 */
  --ui-line: rgba(74, 144, 217, 0.34);
  --ui-line-soft: rgba(74, 144, 217, 0.14);

  /* 稀有度（保留原神感，微调为水色系） */
  --rarity-3: #6bb3dd;
  --rarity-4: #8f9fe0;
  --rarity-5: #d4b45e;

  /* 控件 */
  --ctrl-bg: rgba(255, 255, 255, 0.8);
  --ctrl-border: rgba(74, 144, 217, 0.16);
  --ctrl-hover: rgba(232, 244, 253, 0.9);

  /* 圆角、缓动 */
  --radius: 16px;
  --radius-sm: 11px;
  --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ============ 2. 全局背景 ============ */
html { background: var(--bg); }

body {
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(168, 216, 240, 0.42), transparent 62%),
    radial-gradient(900px 560px at 88% 4%, rgba(127, 199, 232, 0.34), transparent 58%),
    radial-gradient(760px 520px at 50% 108%, rgba(74, 144, 217, 0.14), transparent 62%),
    linear-gradient(180deg, var(--bg-grad-top), var(--bg-grad-bottom));
  background-attachment: fixed;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* 原背景层淡出（让新背景生效） */
.bg-layer {
  opacity: 0.12 !important;
  background-image: none !important;
}

/* ============ 3. 动效层 ============ */
.fx-waves {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  height: 30vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  opacity: 0.85;
}
.fx-wave-svg { width: 100%; height: 100%; display: block; }
.fx-wave { will-change: transform; }
.fx-wave-a { animation: fxWaveDrift 18s ease-in-out infinite; }
.fx-wave-b { animation: fxWaveDrift 24s ease-in-out infinite reverse; }

@keyframes fxWaveDrift {
  0%, 100% { transform: translate3d(0, 0, 0) scaleY(1); }
  50%      { transform: translate3d(-6%, 4px, 0) scaleY(1.06); }
}

.fx-bubbles,
.fx-ripples {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
.fx-ripples { z-index: 1; }

/* 内容层抬升，防止被粒子盖住 */
.shell, .topbar, .foot { position: relative; z-index: 2; }

/* ============ 4. 卡片：玻璃拟态 ============ */
.identity,
.side-block,
.work-group,
.contact-section {
  background: var(--card-bg) !important;
  -webkit-backdrop-filter: blur(20px) saturate(165%);
  backdrop-filter: blur(20px) saturate(165%);
  border: 1px solid var(--card-border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--card-shadow) !important;
  transition:
    box-shadow 0.5s var(--ease-spring),
    border-color 0.4s var(--ease-spring),
    transform 0.5s var(--ease-spring) !important;
}

/* 卡片顶部高光条（玻璃厚度感） */
.identity::before,
.side-block::before,
.work-group::before {
  content: "";
  position: absolute;
  top: 0; left: 12%; right: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.95), transparent);
  pointer-events: none;
}
.identity, .side-block, .work-group { position: relative; }

.identity:hover,
.side-block:hover,
.work-group:hover {
  border-color: var(--card-border-hover) !important;
  box-shadow: var(--card-shadow-hover) !important;
}

/* 作品卡：悬浮上浮 + 光晕 */
.work-card {
  position: relative;
  transition:
    transform 0.42s var(--ease-spring),
    background 0.35s var(--ease-spring),
    border-color 0.35s var(--ease-spring),
    box-shadow 0.42s var(--ease-spring) !important;
  border-radius: var(--radius-sm) !important;
}
.work-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.92) !important;
  border-color: rgba(74, 144, 217, 0.4) !important;
  box-shadow: 0 14px 34px rgba(74, 144, 217, 0.2) !important;
}
.work-card:hover .work-arrow {
  transform: translateX(4px);
  color: var(--green);
}
.work-arrow { transition: transform 0.35s var(--ease-spring), color 0.35s; }

/* 作品图标水光 */
.work-icon {
  position: relative;
  overflow: hidden;
}
.work-icon::after {
  content: "";
  position: absolute;
  inset: -50% -50% auto -50%;
  height: 100%;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.55) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.85s var(--ease-spring);
  pointer-events: none;
}
.work-card:hover .work-icon::after { transform: translateX(120%); }

/* ============ 5. 标题：带水光下划 ============ */
.block-title {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.block-title::before {
  content: "";
  width: 4px;
  height: 15px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--hydro), var(--green));
  box-shadow: 0 0 10px rgba(74, 144, 217, 0.55);
  flex: none;
}
.block-title::after {
  content: "";
  position: absolute;
  left: 12px; right: 0; bottom: -6px;
  height: 1px;
  background: linear-gradient(90deg, rgba(74, 144, 217, 0.4), transparent);
}

/* ============ 6. 头像：水环旋转 ============ */
.avatar-ring {
  border: 2px solid transparent !important;
  background:
    linear-gradient(var(--card-bg), var(--card-bg)) padding-box,
    conic-gradient(from 0deg, #7fc7e8, #4a90d9, #a8d8f0, #7fc7e8) border-box !important;
  animation: avSpin 8s linear infinite;
}
@keyframes avSpin {
  to { transform: rotate(360deg); }
}
.avatar-wrap:hover .avatar {
  transform: scale(1.06);
  filter: brightness(1.06);
}
.avatar { transition: transform 0.5s var(--ease-spring), filter 0.5s; }

/* ============ 7. 数字统计：等宽 ============ */
.stat-num {
  font-variant-numeric: tabular-nums;
  background: linear-gradient(135deg, var(--green-deep), var(--hydro));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

/* ============ 8. 技能标签：胶囊 ============ */
.skill {
  background: rgba(255, 255, 255, 0.7) !important;
  border: 1px solid rgba(74, 144, 217, 0.2) !important;
  color: var(--text-mid) !important;
  border-radius: 999px !important;
  transition:
    transform 0.32s var(--ease-spring),
    background 0.32s,
    border-color 0.32s,
    color 0.32s;
}
.skill:hover {
  transform: translateY(-2px);
  background: rgba(74, 144, 217, 0.12) !important;
  border-color: rgba(74, 144, 217, 0.45) !important;
  color: var(--green-deep) !important;
}

/* ============ 9. 联系按钮：水光渐变 ============ */
.contact-btn {
  border-radius: 999px !important;
  border: 1px solid rgba(74, 144, 217, 0.24) !important;
  background: rgba(255, 255, 255, 0.75) !important;
  transition:
    transform 0.35s var(--ease-spring),
    box-shadow 0.35s,
    border-color 0.35s !important;
}
.contact-btn:hover {
  transform: translateY(-2px);
  border-color: rgba(74, 144, 217, 0.5) !important;
  box-shadow: 0 10px 26px rgba(74, 144, 217, 0.22);
}
.contact-btn.primary {
  background: linear-gradient(135deg, #4a90d9, #7fc7e8) !important;
  border-color: transparent !important;
  color: #fff !important;
  box-shadow: 0 6px 20px rgba(74, 144, 217, 0.34);
}
.contact-btn.primary:hover {
  box-shadow: 0 12px 32px rgba(74, 144, 217, 0.48);
}

/* ============ 10. 友链卡 ============ */
.friend-card {
  background: rgba(255, 255, 255, 0.6) !important;
  border: 1px solid rgba(74, 144, 217, 0.16) !important;
  border-radius: var(--radius-sm) !important;
  transition:
    transform 0.42s var(--ease-spring),
    box-shadow 0.42s,
    border-color 0.42s !important;
}
.friend-card:hover {
  transform: translateY(-4px);
  border-color: rgba(74, 144, 217, 0.42) !important;
  box-shadow: 0 14px 34px rgba(74, 144, 217, 0.18);
}
.friend-go { transition: transform 0.35s var(--ease-spring); }
.friend-card:hover .friend-go { transform: translate(3px, -3px); }

/* ============ 11. 滚动入场（升级缓动） ============ */
.fade-up {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.85s var(--ease-spring),
    transform 0.85s var(--ease-spring);
}
.fade-up.visible,
.fade-up.is-visible,
.fade-up.in {
  opacity: 1;
  transform: none;
}

/* ============ 12. 顶部栏 ============ */
.topbar {
  -webkit-backdrop-filter: blur(18px) saturate(170%);
  backdrop-filter: blur(18px) saturate(170%);
  background: rgba(247, 251, 254, 0.78) !important;
  border-bottom: 1px solid rgba(74, 144, 217, 0.12) !important;
}

/* ============ 13. 滚动条 ============ */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: rgba(232, 242, 250, 0.6); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #a8d8f0, #7fc7e8);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #7fc7e8, #4a90d9);
  background-clip: padding-box;
}

/* ============ 14. 选中文字 ============ */
::selection {
  background: rgba(74, 144, 217, 0.28);
  color: var(--text);
}

/* ============ 15. 移动端降级 ============ */
@media (max-width: 720px) {
  .fx-waves { height: 22vh; opacity: 0.6; }
  .identity, .side-block, .work-group, .contact-section {
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
  }
}

/* ============ 16. 减少动效偏好 ============ */
@media (prefers-reduced-motion: reduce) {
  .fx-waves, .fx-bubbles, .fx-ripples { display: none !important; }
  .avatar-ring { animation: none !important; }
  .fx-wave { animation: none !important; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ============================================================
   17. 专业结构重排
   ------------------------------------------------------------
   原结构：340px 左栏（身份/关于/技能/在做/友链/联系）
           + 1fr 右栏（作品/游戏工具/实用工具）
   问题：核心内容「作品」被挤到右侧靠后位置

   新结构（单栏流式 + 双列自适应）：
     ① 身份卡      ← 第一眼
     ② 我的作品    ← 核心，紧跟其后
     ③ 关于我
     ④ 技术栈 + 正在做（并排）
     ⑤ 游戏&工具 + 实用工具（并排）
     ⑥ 友情链接 + 联系（并排）
   ============================================================ */

/* 拆掉两栏栅格，改为单栏流式容器 */
.layout {
  display: block !important;
  max-width: 1080px;
  margin: 0 auto;
}

/* 两栏外壳透明化，让子元素直接参与父级布局 */
.col-left,
.col-right {
  display: contents !important;
}

/* 每个板块统一间距 */
.layout > .identity,
.layout > .side-block,
.layout > .work-group,
.layout > .contact-section {
  margin-bottom: 26px;
}

/* ---- 桌面端：两列网格（880px 以上） ---- */
@media (min-width: 880px) {
  .layout {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
    align-items: start;
  }

  .layout > * { margin-bottom: 0 !important; }

  /* ① 身份卡：横跨两列 */
  .layout > [data-sec="identity"] {
    grid-column: 1 / -1;
    order: 1;
  }

  /* ② 我的作品：横跨两列（核心内容给足空间） */
  .layout > [data-sec="works"] {
    grid-column: 1 / -1;
    order: 2;
  }

  /* ③ 关于我：横跨两列（长文本需要宽度） */
  .layout > [data-sec="about"] {
    grid-column: 1 / -1;
    order: 3;
  }

  /* ④ 技术栈 / 正在做 */
  .layout > [data-sec="skill"] { order: 4; }
  .layout > [data-sec="doing"] { order: 5; }

  /* ⑤ 游戏&工具 / 实用工具 */
  .layout > [data-sec="games"] { order: 6; }
  .layout > [data-sec="utils"] { order: 7; }

  /* ⑥ 友情链接 / 联系我 */
  .layout > [data-sec="friend"]  { order: 8; }
  .layout > [data-sec="contact"] { order: 9; }
}

/* ---- 移动端：单栏顺序 ---- */
@media (max-width: 879px) {
  .layout > [data-sec="identity"] { order: 1; }
  .layout > [data-sec="works"]    { order: 2; }
  .layout > [data-sec="about"]    { order: 3; }
  .layout > [data-sec="skill"]    { order: 4; }
  .layout > [data-sec="doing"]    { order: 5; }
  .layout > [data-sec="games"]    { order: 6; }
  .layout > [data-sec="utils"]    { order: 7; }
  .layout > [data-sec="friend"]   { order: 8; }
  .layout > [data-sec="contact"]  { order: 9; }
}

/* ---- 作品卡在宽屏下变成 3 列 ---- */
@media (min-width: 880px) {
  [data-sec="works"] .work-list,
  [data-sec="games"] .work-list,
  [data-sec="utils"] .work-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 12px;
  }
}

/* ---- 身份卡放大：主视觉更突出 ---- */
@media (min-width: 880px) {
  [data-sec="identity"] {
    padding: 34px 38px !important;
  }
  [data-sec="identity"] .name {
    font-size: clamp(2rem, 3.4vw, 2.7rem) !important;
  }
  [data-sec="identity"] .avatar {
    width: 88px !important;
    height: 88px !important;
  }
  [data-sec="identity"] .identity-stats {
    margin-top: 22px;
  }
}

/* ---- 关于我：两栏文字更易读 ---- */
@media (min-width: 880px) {
  [data-sec="about"] .about-text {
    column-count: 2;
    column-gap: 40px;
    column-rule: 1px solid rgba(74, 144, 217, 0.12);
  }
  [data-sec="about"] .about-text p {
    break-inside: avoid;
    margin-bottom: 14px;
  }
}

@media (max-width: 879px) {
  [data-sec="about"] .about-text { column-count: 1; }
}