:root {
      --bg: #FCF8F0;
      --text: #2C2418;
      --accent: #C0392B;
      --border: #E8DDD0;
      --nav-text: #2C2418;
      --province-bg: #F0EAE0;
      --province-hover: rgba(192, 57, 43, 0.15);
      --province-selected: rgba(192, 57, 43, 0.3);
      --nav-bg: rgba(252, 248, 240, 0.85);
      --intro-a: #FCF8F0;
      --intro-b: #F5EDE0;
      --intro-c: #EDE0D0;
      --liquid-tone-a: rgba(255, 168, 106, 0.28);
      --liquid-tone-b: rgba(230, 92, 72, 0.22);
      --liquid-tone-c: rgba(220, 142, 128, 0.24);
      --intro-title: rgba(192, 57, 43, 0.10);
      --shadow: rgba(44, 36, 24, 0.08);
      --soft-text: color-mix(in srgb, var(--text) 70%, transparent);
      --liquid-filter: blur(52px) saturate(0.92);
      --liquid-duration: 12s;
    }

    :root.theme-dark {
      --bg: #1A1E2A;
      --text: #E8E0D8;
      --accent: #E8A87C;
      --border: #2E3440;
      --nav-text: #E8E0D8;
      --province-bg: #252B3A;
      --province-hover: rgba(232, 168, 124, 0.15);
      --province-selected: rgba(232, 168, 124, 0.3);
      --nav-bg: rgba(26, 30, 42, 0.85);
      --intro-a: #1A1E2A;
      --intro-b: #222838;
      --intro-c: #2A1E2A;
      --liquid-tone-a: rgba(82, 132, 214, 0.24);
      --liquid-tone-b: rgba(96, 190, 224, 0.16);
      --liquid-tone-c: rgba(130, 104, 214, 0.24);
      --intro-title: rgba(232, 168, 124, 0.10);
      --shadow: rgba(0, 0, 0, 0.3);
    }

    /* ── 鲜艳模式：液体流动 blob 舞台 ── */
    #liquid-stage {
      position: absolute;
      inset: -30%;
      z-index: -3;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.7s ease;
    }

    .liquid-blob {
      position: absolute;
      border-radius: 42% 58% 68% 32%;
      filter: blur(72px);
      opacity: 0.72;
      will-change: transform, border-radius;
    }

    .liquid-blob:nth-child(1) {
      width: 420px;
      height: 380px;
      top: 8%;
      left: 5%;
      background: rgba(255, 140, 60, 0.5);
      animation: blobDrift1 10s ease-in-out infinite alternate;
    }

    .liquid-blob:nth-child(2) {
      width: 360px;
      height: 400px;
      top: 22%;
      left: 32%;
      background: rgba(245, 72, 48, 0.42);
      animation: blobDrift2 13s ease-in-out infinite alternate;
    }

    .liquid-blob:nth-child(3) {
      width: 440px;
      height: 340px;
      top: 10%;
      left: 58%;
      background: rgba(240, 120, 100, 0.48);
      animation: blobDrift3 11s ease-in-out infinite alternate;
    }

    .liquid-blob:nth-child(4) {
      width: 380px;
      height: 420px;
      top: 35%;
      left: 18%;
      background: rgba(255, 160, 80, 0.44);
      animation: blobDrift4 14s ease-in-out infinite alternate;
    }

    .liquid-blob:nth-child(5) {
      width: 400px;
      height: 360px;
      top: 28%;
      left: 50%;
      background: rgba(220, 100, 80, 0.46);
      animation: blobDrift5 12s ease-in-out infinite alternate;
    }

    @keyframes blobDrift1 {
      0%   { transform: translate3d(0, 0, 0) rotate(0deg) scale(1); border-radius: 42% 58% 68% 32%; }
      25%  { transform: translate3d(8%, 6%, 0) rotate(12deg) scale(1.12); border-radius: 58% 42% 36% 64%; }
      50%  { transform: translate3d(-4%, 12%, 0) rotate(-18deg) scale(1.2); border-radius: 38% 62% 54% 46%; }
      75%  { transform: translate3d(10%, -4%, 0) rotate(8deg) scale(1.08); border-radius: 64% 36% 48% 52%; }
      100% { transform: translate3d(-6%, 4%, 0) rotate(-10deg) scale(1.16); border-radius: 46% 54% 62% 38%; }
    }

    @keyframes blobDrift2 {
      0%   { transform: translate3d(0, 0, 0) rotate(0deg) scale(1); border-radius: 52% 48% 38% 62%; }
      33%  { transform: translate3d(-10%, -4%, 0) rotate(-14deg) scale(1.14); border-radius: 36% 64% 58% 42%; }
      66%  { transform: translate3d(6%, 10%, 0) rotate(16deg) scale(1.18); border-radius: 62% 38% 44% 56%; }
      100% { transform: translate3d(-2%, -8%, 0) rotate(-8deg) scale(1.06); border-radius: 48% 52% 66% 34%; }
    }

    @keyframes blobDrift3 {
      0%   { transform: translate3d(0, 0, 0) rotate(0deg) scale(1); border-radius: 38% 62% 54% 46%; }
      40%  { transform: translate3d(-6%, 8%, 0) rotate(10deg) scale(1.16); border-radius: 64% 36% 42% 58%; }
      70%  { transform: translate3d(8%, -6%, 0) rotate(-12deg) scale(1.1); border-radius: 42% 58% 60% 40%; }
      100% { transform: translate3d(4%, 4%, 0) rotate(6deg) scale(1.14); border-radius: 56% 44% 36% 64%; }
    }

    @keyframes blobDrift4 {
      0%   { transform: translate3d(0, 0, 0) rotate(0deg) scale(1); border-radius: 48% 52% 40% 60%; }
      30%  { transform: translate3d(6%, -10%, 0) rotate(-16deg) scale(1.18); border-radius: 34% 66% 56% 44%; }
      60%  { transform: translate3d(-8%, 4%, 0) rotate(14deg) scale(1.08); border-radius: 60% 40% 48% 52%; }
      100% { transform: translate3d(10%, -2%, 0) rotate(-6deg) scale(1.12); border-radius: 44% 56% 62% 38%; }
    }

    @keyframes blobDrift5 {
      0%   { transform: translate3d(0, 0, 0) rotate(0deg) scale(1); border-radius: 56% 44% 62% 38%; }
      35%  { transform: translate3d(-8%, -6%, 0) rotate(8deg) scale(1.1); border-radius: 40% 60% 36% 64%; }
      65%  { transform: translate3d(4%, 10%, 0) rotate(-10deg) scale(1.16); border-radius: 58% 42% 54% 46%; }
      100% { transform: translate3d(-4%, 4%, 0) rotate(4deg) scale(1.06); border-radius: 50% 50% 42% 58%; }
    }

    * { box-sizing: border-box; }

    /* 初始化期间禁用所有过渡，防止闪屏 */
    /* 注意：不禁用 animation-play-state，因为暂停的动画在恢复时会从不匹配的 0% 关键帧跳变 */
    :root.pre-init,
    :root.pre-init *,
    :root.pre-init *::before,
    :root.pre-init *::after {
      transition: none !important;
    }

    /* pre-init 期间强制标题可见，避免 getBoundingClientRect() 强制布局时暴露 opacity:0 中间帧 */
    :root.pre-init .intro-title {
      opacity: 1 !important;
    }

    html {
      background: var(--bg);
      scroll-behavior: smooth;
    }

    body {
      position: relative;
      margin: 0;
      min-width: 320px;
      color: var(--text);
      background: var(--bg);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      transition: background-color 0.5s ease, color 0.5s ease;
    }

    body::before {
      content: "";
      position: fixed;
      inset: -22%;
      z-index: 0;
      pointer-events: none;
      background:
        radial-gradient(ellipse 36% 46% at 8% 52%, var(--liquid-tone-a) 0 22%, transparent 50%),
        radial-gradient(ellipse 32% 42% at 30% 48%, var(--liquid-tone-b) 0 18%, transparent 46%),
        radial-gradient(ellipse 38% 48% at 54% 54%, var(--liquid-tone-c) 0 20%, transparent 48%),
        radial-gradient(ellipse 30% 40% at 78% 50%, var(--liquid-tone-b) 0 16%, transparent 44%),
        radial-gradient(ellipse 34% 44% at 94% 52%, var(--liquid-tone-a) 0 18%, transparent 46%);
      filter: blur(68px) saturate(0.95);
      opacity: 0.52;
      animation: liquidDrift 16s ease-in-out infinite alternate;
      transition: opacity 0.5s ease, filter 0.5s ease;
    }

    /* ── 第二层独立液态背景：不同速度+不同轨迹，制造无序感 ── */
    body::after {
      content: "";
      position: fixed;
      inset: -28%;
      z-index: 0;
      pointer-events: none;
      background:
        radial-gradient(ellipse 28% 38% at 18% 28%, var(--liquid-tone-c) 0 14%, transparent 42%),
        radial-gradient(ellipse 34% 30% at 62% 18%, var(--liquid-tone-a) 0 16%, transparent 44%),
        radial-gradient(ellipse 26% 36% at 88% 72%, var(--liquid-tone-b) 0 12%, transparent 40%),
        radial-gradient(ellipse 32% 28% at 42% 82%, var(--liquid-tone-c) 0 14%, transparent 42%);
      filter: blur(80px) saturate(1.1);
      opacity: 0;
      mix-blend-mode: screen;
      animation: liquidDrift2 23s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite alternate;
      transition: opacity 0.5s ease, filter 0.5s ease;
    }

    main,
    .site-footer {
      position: relative;
      z-index: 1;
    }

    body.intro-active { overflow: hidden; }

    button, a {
      font: inherit;
      -webkit-tap-highlight-color: transparent;
    }

    .serif {
      font-family: Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
      font-weight: 700;
    }

    #intro {
      position: fixed;
      inset: 0;
      z-index: 100;
      display: grid;
      place-items: center;
      background: linear-gradient(120deg, var(--intro-a), var(--intro-b), var(--intro-c), var(--intro-a));
      background-size: 300% 300%;
      animation: introGradient 9s ease-in-out infinite;
      opacity: 1;
      visibility: visible;
      overflow: hidden;
      transition: opacity 1.2s ease-in-out, visibility 1.2s ease-in-out;
    }

    /* 非中文用户：语言未就绪前隐藏文字，避免中文闪屏 */
    :root.lang-pending #intro .intro-title,
    :root.lang-pending #intro .intro-disclaimer-consent,
    :root.lang-pending #intro .version-mark,
    :root.lang-pending #intro .intro-language-label,
    :root.lang-pending #intro [data-i18n="dayLabel"],
    :root.lang-pending #intro [data-i18n="nightLabel"],
    :root.lang-pending #intro [data-i18n="softLabel"],
    :root.lang-pending #intro [data-i18n="vividLabel"] {
      color: transparent !important;
    }

    #intro::before {
      content: "";
      position: absolute;
      inset: -24%;
      z-index: -2;
      background:
        radial-gradient(ellipse 38% 50% at 10% 50%, var(--liquid-tone-a) 0 20%, transparent 48%),
        radial-gradient(ellipse 30% 42% at 28% 46%, var(--liquid-tone-b) 0 16%, transparent 44%),
        radial-gradient(ellipse 36% 48% at 48% 54%, var(--liquid-tone-c) 0 18%, transparent 46%),
        radial-gradient(ellipse 32% 44% at 68% 48%, var(--liquid-tone-b) 0 14%, transparent 42%),
        radial-gradient(ellipse 34% 46% at 88% 52%, var(--liquid-tone-a) 0 16%, transparent 44%),
        radial-gradient(ellipse 28% 40% at 96% 50%, var(--liquid-tone-c) 0 12%, transparent 40%);
      filter: var(--liquid-filter);
      opacity: 1;
      animation: liquidDrift var(--liquid-duration) ease-in-out infinite alternate;
      transition: opacity 0.5s ease;
    }

    #intro::after {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -1;
      background:
        linear-gradient(120deg, var(--intro-a), transparent 36%, var(--intro-c)),
        radial-gradient(circle at center, transparent 0 24%, color-mix(in srgb, var(--bg) 18%, transparent) 65%);
      opacity: 0.72;
      pointer-events: none;
    }

    .intro-title {
      position: absolute;
      left: 50%;
      top: 50%;
      z-index: 0;
      color: var(--intro-title);
      width: min(94vw, 1280px);
      font-family: "FZLanTingHeiS-DB1-GB", "FZHei-B01", "FZLanTingHeiS-R-GB", "STHeiti", "SimHei", "Microsoft YaHei", sans-serif;
      font-size: var(--intro-title-size, 120px);
      font-weight: 900;
      line-height: 0.98;
      letter-spacing: 0.02em;
      text-align: center;
      white-space: normal;
      overflow-wrap: anywhere;
      word-break: normal;
      transform: translate(-50%, -50%) scaleX(var(--intro-title-scale-x, 1)) scaleY(var(--intro-title-scale-y, 1));
      transform-origin: center;
      text-rendering: geometricPrecision;
      -webkit-font-smoothing: antialiased;
      user-select: none;
      pointer-events: none;
      opacity: 0;
      transition: opacity 0.42s ease, filter 0.42s ease, color 0.5s ease;
    }

    .intro-title.is-fitted {
      opacity: 1;
    }

    #intro:has(.orb-button:hover) .intro-title,
    #intro:has(.orb-button:focus-visible) .intro-title {
      opacity: 0;
      filter: blur(8px);
    }

    #intro.is-hidden {
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
    }

    .orb-button {
      position: relative;
      z-index: 1;
      width: min(48vw, 430px);
      height: min(48vw, 430px);
      min-width: 230px;
      min-height: 230px;
      display: grid;
      place-items: center;
      border: 0;
      border-radius: 50%;
      padding: 0;
      background: transparent;
      cursor: pointer;
      filter: drop-shadow(0 30px 56px rgba(0, 0, 0, 0.2));
      animation: orbSpin 20s linear infinite;
      transition: transform 0.4s ease-out, filter 0.4s ease-out;
      transform-origin: center;
    }

    .orb-button:hover,
    .orb-button:focus-visible {
      animation-play-state: paused;
      transform: scale(1.08);
      filter: drop-shadow(0 36px 68px rgba(0, 0, 0, 0.28));
      outline: none;
    }

    .eye-city-svg {
      display: block;
      width: 100%;
      height: 100%;
      border-radius: 50%;
    }

    .intro-toggle-wrap {
      position: absolute;
      right: max(5vw, 28px);
      bottom: max(5vh, 32px);
      z-index: 2;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 10px;
      animation: introToggleIn 1.4s ease-out 0.6s both;
    }

    @keyframes introToggleIn {
      0% { opacity: 0; transform: translate3d(30px, 30px, 0); }
      100% { opacity: 1; transform: translate3d(0, 0, 0); }
    }

    .intro-switches {
      gap: 8px;
    }

    .language-select {
      min-height: 34px;
      max-width: 112px;
      padding: 6px 10px;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--text);
      background: color-mix(in srgb, var(--bg) 72%, transparent);
      cursor: pointer;
      font: inherit;
      font-size: 12px;
      letter-spacing: 0.04em;
      outline: none;
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      transition: border-color 0.5s ease, background-color 0.3s ease, transform 0.25s ease, color 0.5s ease;
    }

    .language-select:hover,
    .language-select:focus-visible {
      transform: translateY(-1px);
      border-color: var(--accent);
      background: var(--province-hover);
    }

    .intro-language-select {
      width: 92px;
      text-align: center;
    }

    .intro-toggle-label {
      color: var(--soft-text);
      font-size: 11px;
      letter-spacing: 0.12em;
      white-space: nowrap;
      transition: color 0.5s ease;
    }

    .version-mark {
      color: var(--soft-text);
      font-size: 11px;
      letter-spacing: 0.08em;
      line-height: 1.6;
      transition: color 0.5s ease;
    }

    .intro-version {
      position: absolute;
      left: max(5vw, 28px);
      bottom: max(5vh, 32px);
      z-index: 2;
      user-select: none;
      pointer-events: none;
      animation: introToggleIn 1.4s ease-out 0.6s both;
    }

    .intro-disclaimer-island {
      position: absolute;
      left: max(5vw, 28px);
      top: max(5vh, 32px);
      z-index: 3;
      display: grid;
      gap: 6px;
      padding: 13px 16px 12px;
      border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border));
      border-radius: 18px;
      color: var(--text);
      background: color-mix(in srgb, var(--bg) 78%, transparent);
      box-shadow: 0 16px 34px var(--shadow);
      cursor: pointer;
      text-align: left;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      animation: introToggleIn 1.4s ease-out 0.6s both;
      transition: transform 0.25s ease, background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease;
    }

    .intro-disclaimer-island:hover {
      transform: translateY(-2px);
      border-color: var(--accent);
      background: color-mix(in srgb, var(--province-hover) 66%, var(--bg));
    }

    .intro-disclaimer-title {
      font-size: 14px;
      font-weight: 700;
      letter-spacing: 0.14em;
    }

    .intro-disclaimer-consent {
      width: fit-content;
      padding: 3px 8px;
      border-radius: 999px;
      color: var(--bg);
      background: var(--accent);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.08em;
      line-height: 1.4;
    }

    @keyframes orbSpin {
      from { rotate: 0deg; }
      to { rotate: 360deg; }
    }

    @keyframes introGradient {
      0% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }

    @keyframes liquidDrift {
      0% {
        transform: translate3d(-6%, -4%, 0) rotate(0deg) scale(1);
        border-radius: 36% 64% 58% 42%;
      }
      28% {
        transform: translate3d(5%, 6%, 0) rotate(16deg) scale(1.1);
        border-radius: 68% 32% 44% 56%;
      }
      55% {
        transform: translate3d(-4%, 8%, 0) rotate(-14deg) scale(1.16);
        border-radius: 42% 58% 70% 30%;
      }
      78% {
        transform: translate3d(7%, -3%, 0) rotate(12deg) scale(1.08);
        border-radius: 62% 38% 36% 64%;
      }
      100% {
        transform: translate3d(3%, -7%, 0) rotate(-8deg) scale(1.12);
        border-radius: 48% 52% 40% 60%;
      }
    }

    @keyframes liquidDrift2 {
      0% {
        transform: translate3d(8%, -6%, 0) rotate(10deg) scale(1.14);
        border-radius: 62% 38% 46% 54%;
      }
      20% {
        transform: translate3d(-7%, 3%, 0) rotate(-18deg) scale(0.92);
        border-radius: 34% 66% 58% 42%;
      }
      42% {
        transform: translate3d(4%, 10%, 0) rotate(22deg) scale(1.22);
        border-radius: 56% 44% 32% 68%;
      }
      66% {
        transform: translate3d(-9%, -5%, 0) rotate(-6deg) scale(1.04);
        border-radius: 70% 30% 50% 40%;
      }
      85% {
        transform: translate3d(6%, 7%, 0) rotate(14deg) scale(1.18);
        border-radius: 40% 60% 64% 36%;
      }
      100% {
        transform: translate3d(-3%, -8%, 0) rotate(-20deg) scale(0.96);
        border-radius: 52% 48% 38% 62%;
      }
    }

    .site-nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 50;
      min-height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 0 clamp(18px, 4vw, 56px);
      color: var(--nav-text);
      background: var(--nav-bg);
      border-bottom: 1px solid var(--border);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      transition: background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease;
    }

    .brand {
      color: var(--nav-text);
      font-size: 20px;
      letter-spacing: 0.08em;
      text-decoration: none;
      min-width: 0;
      overflow-wrap: anywhere;
      line-height: 1.25;
    }

    .nav-right {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      flex-wrap: wrap;
      gap: 10px;
      min-width: 0;
    }

    .nav-link {
      position: relative;
      color: var(--nav-text);
      text-decoration: none;
      font-size: 15px;
      opacity: 0.72;
      transition: opacity 0.25s ease, color 0.5s ease;
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -7px;
      width: 100%;
      height: 1px;
      background: var(--accent);
      transform: scaleX(0);
      transform-origin: right;
      transition: transform 0.3s ease, background-color 0.5s ease;
    }

    .nav-link:hover { opacity: 1; }
    .nav-link:hover::after {
      transform: scaleX(1);
      transform-origin: left;
    }

    /* ── 平移开关主题切换（文字内置长条药丸） ── */
    .theme-switches {
      display: flex;
      flex-direction: column;
      gap: 6px;
      align-items: flex-end;
    }

    .switch-row {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 110px;
      height: 30px;
      border-radius: 999px;
      background: #D5D1CA;
      padding: 0 18px;
      cursor: pointer;
      user-select: none;
      -webkit-tap-highlight-color: transparent;
      transition: background 0.35s ease;
    }

    .theme-dark .switch-row {
      background: #3A3E4A;
    }

    .switch-thumb {
      position: absolute;
      top: 5px;
      left: 2px;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 1px 4px rgba(0, 0, 0, 0.22);
      transition: transform 0.32s cubic-bezier(0.34, 1.56, 0.64, 1);
      z-index: 1;
    }

    .switch-row[aria-checked="true"] .switch-thumb {
      transform: translateX(86px);
    }

    /* 防止开关弹跳：aria-checked 未同步前，根据主题类直接定位 */
    :root.theme-dark #introDayNightSwitch[aria-checked="false"] .switch-thumb,
    :root.theme-dark #navDayNightSwitch[aria-checked="false"] .switch-thumb {
      transform: translateX(86px);
    }

    .switch-label-left,
    .switch-label-right {
      position: relative;
      z-index: 0;
      font-size: 11px;
      font-weight: 500;
      color: #8A8580;
      transition: color 0.3s ease, font-weight 0.3s ease;
      white-space: nowrap;
      letter-spacing: 0.04em;
    }

    .theme-dark .switch-label-left,
    .theme-dark .switch-label-right {
      color: #8A8890;
    }

    .switch-row[aria-checked="false"] .switch-label-left {
      color: var(--accent);
      font-weight: 700;
    }

    .switch-row[aria-checked="true"] .switch-label-right {
      color: var(--accent);
      font-weight: 700;
    }

    /* intro 区域的开关稍大 */
    .intro-switches .switch-row {
      width: 126px;
      height: 34px;
      padding: 0 20px;
    }

    .intro-switches .switch-thumb {
      width: 24px;
      height: 24px;
      top: 5px;
    }

    .intro-switches .switch-row[aria-checked="true"] .switch-thumb {
      transform: translateX(98px);
    }

    .intro-switches .switch-label-left,
    .intro-switches .switch-label-right {
      font-size: 12px;
    }

    main {
      background: transparent;
      transition: background-color 0.5s ease;
    }

    .hero {
      position: relative;
      min-height: 100vh;
      display: grid;
      place-items: center;
      padding: 96px clamp(22px, 6vw, 92px) 72px;
      text-align: center;
      background: transparent;
      transition: background-color 0.5s ease;
    }

    .hero-inner { max-width: 1060px; }

    .hero h1 {
      margin: 0;
      color: var(--text);
      font-size: clamp(36px, 6vw, 64px);
      line-height: 1.18;
      letter-spacing: 0.02em;
      transition: color 0.5s ease;
    }

    .hero p {
      margin: 24px 0 0;
      color: var(--soft-text);
      font-size: 18px;
      font-weight: 300;
      line-height: 1.8;
      transition: color 0.5s ease;
    }

    .scroll-cue {
      position: absolute;
      left: 50%;
      bottom: 36px;
      width: 22px;
      height: 22px;
      border-right: 1px solid color-mix(in srgb, var(--text) 30%, transparent);
      border-bottom: 1px solid color-mix(in srgb, var(--text) 30%, transparent);
      transform: translateX(-50%) rotate(45deg);
      animation: cueMove 2.2s ease-in-out infinite;
    }

    @keyframes cueMove {
      0%, 100% { translate: 0 0; opacity: 0.25; }
      50% { translate: 0 10px; opacity: 0.45; }
    }

    .explore-section {
      min-height: 100vh;
      padding: 108px clamp(18px, 4vw, 64px) 72px;
      background: transparent;
      transition: background-color 0.5s ease;
    }

    .section-head {
      max-width: 780px;
      margin: 0 auto 42px;
      text-align: center;
    }

    .section-head h2 {
      margin: 0;
      color: var(--text);
      font-size: 28px;
      transition: color 0.5s ease;
    }

    .section-head p {
      margin: 12px 0 0;
      color: var(--soft-text);
      font-size: 16px;
      line-height: 1.8;
      transition: color 0.5s ease;
    }

    .explore-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(300px, 390px);
      gap: clamp(24px, 4vw, 52px);
      align-items: start;
      max-width: 1320px;
      margin: 0 auto;
    }

    .province-explorer {
      display: grid;
      gap: 22px;
      min-width: 0;
    }

    .map-stage {
      position: relative;
      width: min(100%, 980px);
      min-height: clamp(320px, 46vw, 560px);
      margin: 0 auto 8px;
      border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
      border-radius: 22px;
      background:
        radial-gradient(circle at 50% 42%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 48%),
        linear-gradient(145deg,
          color-mix(in srgb, var(--province-bg) 82%, var(--bg)),
          color-mix(in srgb, var(--bg) 72%, var(--text) 12%)
        );
      box-shadow: 0 20px 52px color-mix(in srgb, var(--shadow) 72%, var(--accent) 16%);
      overflow: hidden;
      transition: background-color 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
    }

    .map-stage::before {
      content: "";
      position: absolute;
      inset: 9%;
      border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
      border-radius: 999px;
      opacity: 0.48;
      pointer-events: none;
    }

    .china-map {
      position: relative;
      z-index: 1;
      width: 100%;
      height: clamp(320px, 46vw, 560px);
      background: transparent;
    }

    .map-status {
      position: absolute;
      left: 50%;
      bottom: 18px;
      z-index: 2;
      margin: 0;
      color: var(--soft-text);
      font-size: 12px;
      letter-spacing: 0.08em;
      transform: translateX(-50%);
      transition: color 0.5s ease;
      pointer-events: none;
    }

    .province-grid {
      display: grid;
      grid-template-columns: repeat(6, minmax(0, 1fr));
      gap: 14px;
    }

    .province-card {
      min-height: 112px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 12px;
      padding: 20px;
      border: 1px solid var(--border);
      border-radius: 14px;
      color: var(--text);
      background: var(--province-bg);
      cursor: pointer;
      text-align: center;
      min-width: 0;
      overflow: hidden;
      box-shadow: 0 0 0 rgba(0,0,0,0);
      transition: transform 0.3s ease, background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease, box-shadow 0.3s ease;
    }

    .province-card:hover {
      transform: translateY(-3px);
      border-color: var(--accent);
      background: var(--province-hover);
      box-shadow: 0 12px 24px var(--shadow);
    }

    .province-card.is-active {
      border-color: var(--accent);
      background: var(--province-selected);
      box-shadow: 0 16px 28px var(--shadow);
    }

    .province-name {
      display: block;
      font-size: 18px;
      letter-spacing: 0.06em;
      max-width: 100%;
      line-height: 1.25;
      overflow-wrap: anywhere;
      word-break: normal;
    }

    .province-sub {
      display: block;
      margin-top: 8px;
      color: var(--soft-text);
      font-size: 12px;
      letter-spacing: 0.08em;
      transition: color 0.5s ease;
    }

    .geo-icon {
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      border: 1px solid color-mix(in srgb, var(--accent) 62%, transparent);
      transition: border-color 0.5s ease, background-color 0.5s ease, transform 0.3s ease;
    }

    .province-card:hover .geo-icon,
    .province-card.is-active .geo-icon {
      transform: rotate(8deg) scale(1.05);
    }

    .shape-circle { border-radius: 50%; background: color-mix(in srgb, var(--accent) 12%, transparent); }
    .shape-diamond { transform: rotate(45deg); background: transparent; }
    .shape-arch { border-radius: 50% 50% 8px 8px; background: color-mix(in srgb, var(--accent) 10%, transparent); }
    .shape-window { border-radius: 6px; box-shadow: inset 10px 0 0 color-mix(in srgb, var(--accent) 18%, transparent); }
    .shape-moon { border-radius: 50%; box-shadow: inset -10px 0 0 color-mix(in srgb, var(--accent) 30%, transparent); }
    .shape-line { height: 24px; border-width: 0 0 2px 0; transform: rotate(-20deg); }

    .info-panel {
      position: sticky;
      top: 88px;
      min-height: 430px;
      padding: 28px;
      border: 1px solid var(--border);
      border-radius: 12px;
      background: var(--bg);
      box-shadow: 0 18px 40px var(--shadow);
      transition: background-color 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
    }

    .panel-kicker {
      margin: 0 0 12px;
      color: var(--accent);
      font-size: 13px;
      letter-spacing: 0.16em;
      transition: color 0.5s ease;
    }

    .info-panel h3 {
      margin: 0 0 20px;
      color: var(--text);
      font-size: 22px;
      transition: color 0.5s ease;
    }

    .panel-note {
      color: var(--soft-text);
      font-size: 15px;
      line-height: 1.9;
      transition: color 0.5s ease;
    }

    .city-list {
      display: grid;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .city-name {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border);
      border-radius: 8px;
      color: var(--text);
      background: transparent;
      text-align: left;
      line-height: 1.45;
      overflow-wrap: anywhere;
      word-break: normal;
      cursor: pointer;
      transition: border-color 0.3s ease, color 0.5s ease, background-color 0.3s ease, transform 0.25s ease;
    }

    .city-name:hover,
    .city-name.is-active {
      border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
      background: var(--province-hover);
      transform: translateX(2px);
    }

    .city-desc {
      display: none;
      margin: 8px 4px 6px 14px;
      color: color-mix(in srgb, var(--text) 75%, transparent);
      font-size: 14px;
      line-height: 1.9;
      overflow-wrap: anywhere;
      word-break: normal;
      transition: color 0.5s ease;
    }

    .city-desc.is-visible { display: block; }

    .province-intro {
      margin: 0 0 18px;
      padding: 14px 16px;
      border: 1px solid var(--border);
      border-radius: 10px;
      color: var(--soft-text);
      background: color-mix(in srgb, var(--province-bg) 58%, transparent);
      font-size: 14px;
      line-height: 1.9;
      overflow-wrap: anywhere;
      word-break: normal;
      transition: background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease;
    }

    .panel-subtitle {
      margin: 22px 0 12px;
      color: var(--accent);
      font-size: 13px;
      letter-spacing: 0.12em;
      transition: color 0.5s ease;
    }

    .region-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .region-list li {
      min-width: 0;
    }

    .region-name {
      width: 100%;
      padding: 10px 11px;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--text);
      background: transparent;
      text-align: center;
      cursor: pointer;
      font-size: 13px;
      transition: border-color 0.3s ease, color 0.5s ease, background-color 0.3s ease, transform 0.25s ease;
    }

    .region-name:hover,
    .region-name.is-active {
      border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
      background: var(--province-hover);
      transform: translateY(-1px);
    }

    .region-desc {
      display: none;
      grid-column: 1 / -1;
      margin: 4px 0 8px;
      padding: 13px 15px;
      border-left: 2px solid var(--accent);
      color: color-mix(in srgb, var(--text) 76%, transparent);
      background: color-mix(in srgb, var(--province-bg) 36%, transparent);
      border-radius: 8px;
      font-size: 13px;
      line-height: 1.85;
      transition: background-color 0.5s ease, color 0.5s ease, border-color 0.5s ease;
    }

    .region-desc.is-visible { display: block; }

    .float-island {
      position: fixed;
      right: 0;
      top: 58%;
      z-index: 45;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 8px;
      opacity: 0;
      pointer-events: none;
      transform: translate(48px, -50%);
      transition: opacity 0.35s ease, transform 0.35s ease;
    }

    .float-island.is-visible {
      opacity: 1;
      pointer-events: auto;
      transform: translate(0, -50%);
    }

    .float-island.is-collapsed {
      transform: translate(0, -50%);
    }

    .float-drawer-toggle {
      width: 38px;
      height: 38px;
      min-height: 38px;
      padding: 0;
      border: 1px solid color-mix(in srgb, var(--accent) 62%, var(--border));
      border-right: none;
      border-radius: 999px 0 0 999px;
      color: var(--accent);
      background: color-mix(in srgb, var(--bg) 90%, transparent);
      box-shadow:
        0 0 20px color-mix(in srgb, var(--accent) 20%, transparent),
        0 4px 14px var(--shadow);
      cursor: pointer;
      writing-mode: horizontal-tb;
      letter-spacing: 0;
      line-height: 1;
      font-size: 18px;
      transition: background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease, box-shadow 0.5s ease;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }

    .float-drawer-toggle:hover {
      background: var(--province-hover);
    }

    .float-panel {
      display: flex;
      flex-direction: column;
      gap: 8px;
      align-items: flex-end;
      width: 44px;
      padding: 0;
      transition: opacity 0.25s ease, transform 0.35s ease;
      box-shadow:
        0 0 36px color-mix(in srgb, var(--accent) 28%, transparent),
        0 0 72px color-mix(in srgb, var(--accent) 14%, transparent),
        -8px 0 48px color-mix(in srgb, var(--accent) 10%, transparent);
      border-radius: 999px 0 0 999px;
    }

    .float-island:not(.is-collapsed) .float-panel {
      opacity: 1;
      pointer-events: auto;
    }

    .float-island.is-collapsed .float-panel {
      opacity: 0;
      pointer-events: none;
    }

    .float-button {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      min-height: 66px;
      padding: 7px 6px;
      border: 1px solid color-mix(in srgb, var(--accent) 55%, var(--border));
      border-right: none;
      border-radius: 999px 0 0 999px;
      color: var(--accent);
      background: color-mix(in srgb, var(--bg) 90%, transparent);
      box-shadow: 0 4px 14px var(--shadow);
      cursor: pointer;
      writing-mode: horizontal-tb;
      letter-spacing: 0.08em;
      line-height: 1.28;
      font-size: 8px;
      text-align: center;
      white-space: normal;
      overflow-wrap: anywhere;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      transition: transform 0.25s ease, background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease, box-shadow 0.5s ease;
    }

    .float-button:hover {
      background: var(--province-hover);
      box-shadow:
        0 0 24px color-mix(in srgb, var(--accent) 32%, transparent),
        0 4px 14px var(--shadow);
      transform: translateX(-3px);
    }

    .disclaimer-modal-card {
      width: min(780px, 100%);
      max-height: min(820px, calc(100vh - 48px));
      overflow: auto;
    }

    .info-modal-card {
      width: min(720px, 100%);
      max-height: min(78vh, 720px);
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }

    .info-content-wrapper {
      display: flex;
      flex: 1;
      min-height: 0;
      gap: 0;
    }

    .guide-body,
    .changelog-body {
      flex: 1;
      min-height: 0;
      overflow-y: auto;
      padding: 0 10px;
      display: grid;
      gap: 16px;
      color: var(--soft-text);
      font-size: 15px;
      line-height: 1.85;
    }

    /* ── TOC 滚动条 ── */
    .guide-body::-webkit-scrollbar,
    .changelog-body::-webkit-scrollbar {
      width: 4px;
    }
    .guide-body::-webkit-scrollbar-track,
    .changelog-body::-webkit-scrollbar-track {
      background: transparent;
    }
    .guide-body::-webkit-scrollbar-thumb,
    .changelog-body::-webkit-scrollbar-thumb {
      background: var(--border);
      border-radius: 4px;
    }
    .guide-body::-webkit-scrollbar-thumb:hover,
    .changelog-body::-webkit-scrollbar-thumb:hover {
      background: var(--soft-text);
    }

    /* ── 目录栏 ── */
    .info-toc {
      width: 120px;
      flex-shrink: 0;
      padding: 0 0 0 12px;
      border-left: 1px solid var(--border);
      font-size: 12px;
      position: sticky;
      top: 0;
      max-height: 100%;
      overflow-y: auto;
    }
    .info-toc::-webkit-scrollbar { width: 0; }

    .info-toc-title {
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.08em;
      color: var(--soft-text);
      padding-bottom: 8px;
      margin-bottom: 4px;
      border-bottom: 1px solid var(--border);
    }

    .info-toc-item {
      display: block;
      padding: 4px 0 4px 12px;
      margin-left: -12px;
      line-height: 1.4;
      color: var(--soft-text);
      cursor: pointer;
      border-left: 2px solid transparent;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
    }
    .info-toc-item:hover {
      color: var(--text);
      transform: translateX(3px);
    }
    .info-toc-item.active {
      color: var(--accent);
      border-left-color: var(--accent);
    }

    .guide-section,
    .changelog-section {
      padding: 14px 16px;
      border: 1px solid color-mix(in srgb, var(--border) 76%, transparent);
      border-radius: 12px;
      background: color-mix(in srgb, var(--province-bg) 40%, transparent);
      transition: background-color 0.5s ease, border-color 0.5s ease;
    }

    .guide-section h3,
    .changelog-section h3 {
      margin: 0 0 8px;
      color: var(--text);
      font-size: 16px;
      line-height: 1.45;
      overflow-wrap: anywhere;
    }

    .guide-section p,
    .changelog-section p {
      margin: 0;
      overflow-wrap: anywhere;
    }

    .guide-section ul,
    .changelog-section ul {
      margin: 8px 0 0;
      padding-left: 1.2em;
    }

    .guide-section li,
    .changelog-section li {
      margin: 6px 0;
      overflow-wrap: anywhere;
    }

    .disclaimer-body {
      display: grid;
      gap: 18px;
      color: var(--soft-text);
      font-size: 14px;
      line-height: 1.9;
      transition: color 0.5s ease;
    }

    .disclaimer-body h3 {
      margin: 4px 0 0;
      color: var(--text);
      font-size: 17px;
      transition: color 0.5s ease;
    }

    .disclaimer-body p {
      margin: 0;
    }

    .disclaimer-meta {
      padding: 12px 14px;
      border: 1px solid var(--border);
      border-radius: 10px;
      color: var(--soft-text);
      background: color-mix(in srgb, var(--province-bg) 46%, transparent);
      font-size: 13px;
      line-height: 1.8;
      transition: background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease;
    }

    .modal {
      position: fixed;
      inset: 0;
      z-index: 90;
      display: grid;
      place-items: center;
      padding: 24px;
      background: rgba(0, 0, 0, 0.35);
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    .modal.is-open {
      opacity: 1;
      visibility: visible;
    }

    #disclaimerModal {
      z-index: 240;
    }

    .modal-card {
      width: min(520px, 100%);
      padding: 34px;
      border: 1px solid var(--border);
      border-radius: 14px;
      color: var(--text);
      background: var(--bg);
      box-shadow: 0 28px 80px rgba(0, 0, 0, 0.22);
      transform: translateY(16px);
      transition: transform 0.3s ease, background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease;
    }

    .modal.is-open .modal-card {
      transform: translateY(0);
    }

    .modal-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 18px;
    }

    .modal h2 {
      margin: 0;
      font-size: 24px;
    }

    .modal-close {
      width: 36px;
      height: 36px;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--text);
      background: transparent;
      cursor: pointer;
      transition: background-color 0.3s ease, border-color 0.5s ease;
    }

    .modal-close:hover {
      background: var(--province-hover);
      border-color: var(--accent);
    }

    .modal p {
      margin: 0;
      color: var(--soft-text);
      font-size: 15px;
      line-height: 1.9;
    }

    .site-footer {
      padding: 40px 20px;
      color: color-mix(in srgb, var(--text) 50%, transparent);
      text-align: center;
      font-size: 14px;
      background: transparent;
      transition: background-color 0.5s ease, color 0.5s ease;
    }

    .reveal {
      opacity: 0;
      transform: translateY(28px);
      transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    }

    .reveal.is-visible {
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 980px) {
      .explore-layout {
        grid-template-columns: 1fr;
      }

      .province-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
      }

      .map-stage,
      .china-map {
        min-height: 300px;
        height: 48vw;
      }

      .info-panel {
        position: static;
        min-height: auto;
      }
    }

    @media (max-width: 720px) {
      .site-nav {
        min-height: auto;
        padding: 10px 18px;
        align-items: flex-start;
        flex-wrap: wrap;
      }

      .brand {
        flex: 1 1 160px;
      }

      .nav-right {
        flex: 1 1 100%;
        gap: 8px;
        justify-content: flex-start;
      }
      .nav-link { display: none; }
      .province-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
      .map-stage,
      .china-map { height: 58vw; }

      /* 移动端隐藏目录栏 */
      .info-toc { display: none; }
      .info-content-wrapper { display: block; }
      .guide-body, .changelog-body { overflow-y: visible; padding: 0; }
      .info-modal-card { overflow: auto; }
    }

    @media (max-width: 520px) {
      .brand { font-size: 18px; }
      .language-select { max-width: 104px; }
      .draft-nav-button { max-width: 132px; }
      .switch-row { width: 96px; height: 26px; padding: 0 14px; }
      .switch-thumb { width: 18px; height: 18px; top: 4px; }
      .switch-row[aria-checked="true"] .switch-thumb { transform: translateX(72px); }
      /* 移动端开关防弹跳 */
      :root.theme-dark #introDayNightSwitch[aria-checked="false"] .switch-thumb,
      :root.theme-dark #navDayNightSwitch[aria-checked="false"] .switch-thumb { transform: translateX(72px); }
      .switch-label-left, .switch-label-right { font-size: 10px; }
      .hero p { font-size: 16px; }
      .explore-section { padding-top: 118px; }
      .province-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .province-card { min-height: 96px; padding: 16px 10px; }
      .map-stage,
      .china-map {
        min-height: 260px;
        height: 66vw;
      }
      .info-panel, .modal-card { padding: 22px; }
    }


    /* ===== Travel Logs ===== */
    .panel-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 18px 0 0;
    }

    .log-button,
    .log-secondary-button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      max-width: 100%;
      min-height: 38px;
      padding: 9px 16px;
      border: 1px solid color-mix(in srgb, var(--accent) 52%, var(--border));
      border-radius: 999px;
      color: var(--text);
      background: var(--province-hover);
      cursor: pointer;
      font-size: 13px;
      line-height: 1.35;
      letter-spacing: 0.04em;
      text-align: center;
      white-space: normal;
      overflow-wrap: anywhere;
      transition: background-color 0.3s ease, border-color 0.5s ease, color 0.5s ease, transform 0.25s ease;
    }

    .log-secondary-button {
      background: transparent;
      border-color: var(--border);
    }

    .log-button:hover,
    .log-secondary-button:hover {
      transform: translateY(-1px);
      background: var(--province-selected);
      border-color: var(--accent);
    }

    .log-section {
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }

    .city-log-panel {
      display: none;
      margin: 12px 0 6px 14px;
      padding: 14px;
      border: 1px solid color-mix(in srgb, var(--border) 78%, transparent);
      border-radius: 8px;
      background: color-mix(in srgb, var(--province-bg) 42%, transparent);
      transition: background-color 0.5s ease, border-color 0.5s ease;
    }

    .city-log-panel.is-visible {
      display: block;
    }

    .log-list {
      display: grid;
      gap: 12px;
      margin-top: 12px;
    }

    .log-card {
      width: 100%;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 14px;
      padding: 14px;
      border: 1px solid var(--border);
      border-radius: 8px;
      color: var(--text);
      background: color-mix(in srgb, var(--bg) 88%, var(--province-bg));
      box-shadow: 0 10px 24px var(--shadow);
      cursor: pointer;
      text-align: left;
      transition: transform 0.25s ease, background-color 0.5s ease, border-color 0.5s ease, box-shadow 0.3s ease;
    }

    .log-card:hover {
      transform: translateY(-2px);
      border-color: color-mix(in srgb, var(--accent) 46%, var(--border));
      box-shadow: 0 14px 30px var(--shadow);
    }

    .log-card.is-expanded {
      grid-template-columns: 1fr;
      cursor: default;
    }

    .log-card-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 12px;
    }

    .log-icon-button,
    .draft-nav-button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      max-width: 100%;
      min-height: 34px;
      padding: 7px 12px;
      border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border));
      border-radius: 999px;
      color: var(--text);
      background: transparent;
      cursor: pointer;
      font: inherit;
      font-size: 12px;
      line-height: 1.2;
      text-align: center;
      white-space: normal;
      overflow-wrap: anywhere;
      transition: transform 0.25s ease, background-color 0.3s ease, border-color 0.5s ease, color 0.5s ease;
    }

    .draft-nav-button {
      min-height: 36px;
      max-width: 160px;
      color: var(--nav-text);
      background: color-mix(in srgb, var(--bg) 58%, transparent);
    }

    .log-icon-button:hover,
    .draft-nav-button:hover,
    .draft-nav-button.is-active {
      transform: translateY(-1px);
      border-color: var(--accent);
      background: var(--province-hover);
    }

    .log-icon-button.is-danger {
      color: var(--accent);
    }

    .log-card.is-draft {
      border-style: dashed;
      background: color-mix(in srgb, var(--province-bg) 62%, var(--bg));
    }

    .log-main {
      min-width: 0;
    }

    .log-title {
      margin: 0;
      color: var(--text);
      font-size: 16px;
      line-height: 1.45;
      transition: color 0.5s ease;
    }

    .log-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 8px 0 0;
      color: var(--soft-text);
      font-size: 12px;
      line-height: 1.6;
      transition: color 0.5s ease;
    }

    .log-summary,
    .log-full {
      margin: 10px 0 0;
      color: color-mix(in srgb, var(--text) 76%, transparent);
      font-size: 13px;
      line-height: 1.85;
      white-space: pre-wrap;
      transition: color 0.5s ease;
    }

    .log-summary {
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .log-full {
      display: none;
    }

    .log-card.is-expanded .log-summary {
      display: none;
    }

    .log-card.is-expanded .log-full {
      display: block;
    }

    .log-thumb {
      width: 86px;
      height: 86px;
      object-fit: cover;
      border-radius: 8px;
      border: 1px solid color-mix(in srgb, var(--border) 76%, transparent);
      background: var(--province-bg);
    }

    .log-card.is-expanded .log-thumb {
      width: 100%;
      height: auto;
      max-height: 360px;
      object-fit: contain;
    }

    .log-card.is-expanded .log-thumb-stack {
      width: 100%;
      height: auto;
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-top: 10px;
    }

    .log-card.is-expanded .log-thumb-stack .log-thumb {
      position: static;
      width: 100%;
      height: auto;
      max-height: 360px;
      object-fit: contain;
      border-radius: 8px;
      box-shadow: none;
      transform: none;
    }

    .log-card.is-expanded .log-thumb-stack .log-thumb:nth-child(n+3) {
      display: block;
    }

    .log-card.is-expanded .log-thumb-count {
      display: none;
    }

    .log-thumb-stack {
      position: relative;
      width: 86px;
      height: 86px;
      flex-shrink: 0;
    }

    .log-thumb-stack .log-thumb {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      box-shadow: -2px 2px 6px rgba(0, 0, 0, 0.12);
      transition: transform 0.25s ease;
    }

    .log-thumb-stack .log-thumb:nth-child(1) { transform: rotate(-3deg) translate(-2px, -2px); }
    .log-thumb-stack .log-thumb:nth-child(2) { transform: rotate(2deg) translate(1px, -1px); }
    .log-thumb-stack .log-thumb:nth-child(n+3) { display: none; }

    .log-thumb-count {
      position: absolute;
      bottom: 2px;
      right: 2px;
      background: rgba(0, 0, 0, 0.62);
      color: #fff;
      font-size: 10px;
      font-weight: 600;
      padding: 1px 5px;
      border-radius: 6px;
      line-height: 1.4;
      z-index: 20;
      pointer-events: none;
    }

    .log-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: 10px;
    }

    .log-chip {
      display: inline-flex;
      align-items: center;
      min-height: 24px;
      padding: 4px 9px;
      border: 1px solid color-mix(in srgb, var(--accent) 36%, var(--border));
      border-radius: 999px;
      color: var(--soft-text);
      background: color-mix(in srgb, var(--province-bg) 54%, transparent);
      font-size: 12px;
      line-height: 1.2;
      transition: color 0.5s ease, background-color 0.5s ease, border-color 0.5s ease;
    }

    .log-empty {
      margin: 10px 0 0;
      padding: 13px 14px;
      border: 1px dashed color-mix(in srgb, var(--border) 82%, transparent);
      border-radius: 8px;
      color: var(--soft-text);
      background: color-mix(in srgb, var(--province-bg) 34%, transparent);
      font-size: 13px;
      line-height: 1.8;
      transition: color 0.5s ease, background-color 0.5s ease, border-color 0.5s ease;
    }

    .log-load-more {
      display: block;
      width: 100%;
      margin: 8px 0 0;
      padding: 10px 14px;
      border: 1px dashed var(--border);
      border-radius: 8px;
      background: color-mix(in srgb, var(--province-bg) 34%, transparent);
      color: var(--text);
      font-size: 13px;
      cursor: pointer;
      transition: background 0.2s ease;
    }
    .log-load-more:hover {
      background: color-mix(in srgb, var(--hover-bg) 60%, transparent);
    }

    .log-modal-card {
      width: min(620px, 100%);
      max-height: min(760px, calc(100vh - 48px));
      overflow: auto;
    }

    .confirm-modal-card {
      width: min(440px, 100%);
    }

    .confirm-message {
      color: var(--soft-text);
      font-size: 15px;
      line-height: 1.9;
      white-space: pre-line;
    }

    .log-context {
      margin: -4px 0 18px;
      color: var(--soft-text);
      font-size: 13px;
      line-height: 1.7;
    }

    .log-form {
      display: grid;
      gap: 14px;
    }

    .log-field {
      display: grid;
      gap: 7px;
    }

    .log-field label {
      color: var(--text);
      font-size: 13px;
      letter-spacing: 0.06em;
      transition: color 0.5s ease;
    }

    .log-field input,
    .log-field textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 11px 12px;
      color: var(--text);
      background: color-mix(in srgb, var(--bg) 92%, var(--province-bg));
      font: inherit;
      font-size: 14px;
      outline: none;
      transition: border-color 0.3s ease, background-color 0.5s ease, color 0.5s ease, box-shadow 0.3s ease;
    }

    .log-field textarea {
      min-height: 128px;
      resize: vertical;
    }

    .log-field input:focus,
    .log-field textarea:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent);
    }

    .impression-options {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
    }

    .impression-chip {
      padding: 6px 10px;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--soft-text);
      background: transparent;
      cursor: pointer;
      font-size: 12px;
      transition: background-color 0.3s ease, border-color 0.5s ease, color 0.5s ease, transform 0.25s ease;
    }

    .impression-chip:hover,
    .impression-chip.is-active {
      color: var(--text);
      border-color: var(--accent);
      background: var(--province-hover);
      transform: translateY(-1px);
    }

    .form-note {
      margin: 0;
      color: var(--soft-text);
      font-size: 12px;
      line-height: 1.7;
      transition: color 0.5s ease;
    }

    .compress-row {
      display: flex;
      align-items: center;
      gap: 6px;
      margin: 6px 0 0;
      font-size: 13px;
      color: var(--text);
      cursor: pointer;
      user-select: none;
      transition: color 0.5s ease;
    }

    .compress-row input[type="checkbox"] {
      width: 15px;
      height: 15px;
      accent-color: var(--accent);
      cursor: pointer;
      flex-shrink: 0;
    }

    .compress-hint {
      margin: 2px 0 0;
      font-size: 11px;
      color: color-mix(in srgb, var(--text) 45%, transparent);
      line-height: 1.5;
      transition: color 0.5s ease;
    }

    .log-form-actions {
      display: flex;
      justify-content: flex-end;
      gap: 10px;
      margin-top: 4px;
    }

    .log-toast {
      position: fixed;
      left: 50%;
      bottom: 28px;
      z-index: 260;
      max-width: min(420px, calc(100vw - 32px));
      padding: 11px 16px;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--text);
      background: var(--nav-bg);
      box-shadow: 0 18px 36px var(--shadow);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      opacity: 0;
      pointer-events: none;
      transform: translate(-50%, 12px);
      transition: opacity 0.28s ease, transform 0.28s ease, color 0.5s ease, background-color 0.5s ease, border-color 0.5s ease;
    }

    .log-toast.is-visible {
      opacity: 1;
      transform: translate(-50%, 0);
    }

    /* ── Lightbox ── */
    .lightbox {
      position: fixed;
      inset: 0;
      z-index: 300;
      background: rgba(0, 0, 0, 0.92);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.24s ease;
    }

    .lightbox.is-open {
      opacity: 1;
      pointer-events: auto;
    }

    .lightbox-img {
      max-width: 90vw;
      max-height: 85vh;
      object-fit: contain;
      border-radius: 4px;
      user-select: none;
      -webkit-user-select: none;
    }

    .lightbox-close {
      position: absolute;
      top: 18px;
      right: 22px;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      border: none;
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
      font-size: 22px;
      cursor: pointer;
      z-index: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.18s;
    }

    .lightbox-close:hover {
      background: rgba(255, 255, 255, 0.22);
    }

    .lightbox-prev,
    .lightbox-next {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      width: 48px;
      height: 48px;
      border-radius: 50%;
      border: none;
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
      font-size: 32px;
      cursor: pointer;
      z-index: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.18s;
      line-height: 1;
    }

    .lightbox-prev { left: 18px; }
    .lightbox-next { right: 18px; }

    .lightbox-prev:hover,
    .lightbox-next:hover {
      background: rgba(255, 255, 255, 0.22);
    }

    .lightbox-counter {
      position: absolute;
      bottom: 18px;
      right: 22px;
      color: rgba(255, 255, 255, 0.7);
      font-size: 14px;
      font-variant-numeric: tabular-nums;
      z-index: 1;
    }

    /* ── 专页入口 ── */
    .log-page-link {
      position: absolute;
      top: 10px;
      right: 14px;
      font-size: 12px;
      color: var(--accent);
      text-decoration: none;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.2s;
      z-index: 2;
      white-space: nowrap;
    }

    .log-card.is-expanded .log-page-link {
      opacity: 1;
      pointer-events: auto;
    }

    .log-page-link:hover {
      text-decoration: underline;
    }

    /* ── 专页视图 ── */
    .log-detail-view {
      max-width: 720px;
      margin: 0 auto;
      position: relative;
    }

    .log-detail-back {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-size: 14px;
      color: var(--accent);
      cursor: pointer;
      background: none;
      border: none;
      padding: 0;
      margin-bottom: 20px;
      transition: opacity 0.18s;
    }

    .log-detail-back:hover {
      opacity: 0.7;
    }

    .log-detail-header {
      margin-bottom: 24px;
    }

    .log-detail-title {
      font-family: "Noto Serif SC", serif;
      font-size: 24px;
      font-weight: 700;
      color: var(--text);
      margin: 0 0 6px;
      line-height: 1.4;
    }

    .log-detail-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 13px;
      color: var(--soft-text);
      margin-bottom: 8px;
    }

    .log-detail-images {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 18px 0;
    }

    .log-detail-images img {
      height: 160px;
      width: auto;
      max-width: 100%;
      border-radius: 8px;
      cursor: pointer;
      object-fit: cover;
      border: 1px solid color-mix(in srgb, var(--border) 76%, transparent);
      transition: opacity 0.18s;
    }

    .log-detail-images img:hover {
      opacity: 0.85;
    }

    .log-detail-body {
      font-size: 15px;
      line-height: 1.85;
      color: var(--text);
      white-space: pre-wrap;
      margin-bottom: 20px;
    }

    .log-detail-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-bottom: 14px;
    }

    .log-detail-tags .tag {
      display: inline-block;
      padding: 3px 10px;
      font-size: 12px;
      border-radius: 999px;
      background: color-mix(in srgb, var(--accent) 16%, transparent);
      color: var(--accent);
      border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
    }

    .log-detail-impression {
      font-size: 14px;
      color: var(--soft-text);
      margin-bottom: 18px;
    }

    .log-detail-actions {
      display: flex;
      gap: 8px;
      padding-top: 16px;
      border-top: 1px solid var(--border);
    }

    /* ── 分享触发按钮 ── */
    .share-trigger {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border: none;
      border-radius: 6px;
      background: transparent;
      color: var(--text);
      font-size: 22px;
      line-height: 1;
      cursor: pointer;
      transition: color 0.2s, background 0.2s;
      padding: 0;
      flex-shrink: 0;
    }
    .share-trigger:hover {
      color: var(--accent);
      background: var(--hover-bg);
    }

    .log-card-share {
      position: absolute;
      bottom: 10px;
      right: 14px;
      z-index: 2;
    }

    .log-detail-share-trigger {
      position: absolute;
      top: 0;
      right: 0;
    }

    /* ── 分享浮层 ── */
    .share-overlay-backdrop {
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.35);
      z-index: 9000;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.25s ease;
    }
    .share-overlay-backdrop.is-open {
      opacity: 1;
      pointer-events: auto;
    }

    .share-overlay {
      background: var(--bg);
      border-radius: 12px;
      box-shadow: 0 8px 40px rgba(0,0,0,0.16);
      width: 320px;
      max-width: 92vw;
      overflow: hidden;
      transform: translateY(12px);
      transition: transform 0.25s ease;
    }
    .share-overlay-backdrop.is-open .share-overlay {
      transform: translateY(0);
    }

    .share-overlay-header {
      padding: 18px 20px 12px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text);
      border-bottom: 1px solid var(--border);
    }

    .share-overlay-option {
      display: flex;
      align-items: center;
      gap: 12px;
      width: 100%;
      padding: 14px 20px;
      border: none;
      background: transparent;
      color: var(--text);
      font-size: 14px;
      cursor: pointer;
      transition: background 0.15s;
      text-align: left;
      font-family: inherit;
    }
    .share-overlay-option:hover {
      background: var(--hover-bg);
    }
    .share-overlay-option:not(:last-child) {
      border-bottom: 1px solid color-mix(in srgb, var(--border) 50%, transparent);
    }
    .share-overlay-option.is-disabled {
      opacity: 0.35;
      pointer-events: none;
      cursor: not-allowed;
    }

    .share-overlay-icon {
      font-size: 22px;
      width: 32px;
      text-align: center;
      flex-shrink: 0;
    }

    .share-overlay-label {
      font-size: 14px;
      line-height: 1.4;
    }

    /* ── 链接降级弹窗（clipboard API 不可用时） ── */
    .link-fallback-backdrop {
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.35);
      z-index: 9500;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.25s ease;
    }
    .link-fallback-backdrop.is-open {
      opacity: 1;
      pointer-events: auto;
    }
    .link-fallback-card {
      background: var(--bg);
      border-radius: 12px;
      box-shadow: 0 8px 40px rgba(0,0,0,0.16);
      width: 420px;
      max-width: 92vw;
      padding: 24px 20px 20px;
      transform: translateY(12px);
      transition: transform 0.25s ease;
    }
    .link-fallback-backdrop.is-open .link-fallback-card {
      transform: translateY(0);
    }
    .link-fallback-title {
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 14px;
      line-height: 1.5;
    }
    .link-fallback-input {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid var(--border);
      border-radius: 8px;
      background: var(--hover-bg);
      color: var(--text);
      font-size: 13px;
      font-family: inherit;
      line-height: 1.5;
      word-break: break-all;
      resize: none;
      outline: none;
      box-sizing: border-box;
    }
    .link-fallback-input:focus {
      border-color: var(--accent);
    }
    .link-fallback-close {
      display: block;
      width: 100%;
      margin-top: 16px;
      padding: 10px;
      border: none;
      border-radius: 8px;
      background: var(--accent);
      color: #fff;
      font-size: 14px;
      font-family: inherit;
      cursor: pointer;
      transition: opacity 0.15s;
    }
    .link-fallback-close:hover {
      opacity: 0.85;
    }

    /* ── Toast ── */
    .toast {
      position: fixed;
      bottom: 32px;
      left: 50%;
      translate: -50% 0;
      padding: 10px 22px;
      border-radius: 8px;
      background: rgba(44, 36, 24, 0.88);
      color: #fff;
      font-size: 13px;
      z-index: 10000;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s ease, translate 0.3s ease;
      box-shadow: 0 4px 16px rgba(0,0,0,0.18);
      white-space: nowrap;
    }
    .toast.is-visible {
      opacity: 1;
      translate: -50% -8px;
    }
    body.is-night .toast {
      background: rgba(60, 64, 80, 0.94);
    }

    /* ── 分享卡片图预览容器（隐藏） ── */
    #shareCardCanvas {
      position: fixed;
      top: -9999px;
      left: -9999px;
    }

    /* ── 分享只读视图 ── */
    .shared-view {
      max-width: 720px;
      margin: 0 auto;
      padding: 40px 20px;
      background: #FCF8F0;
      min-height: 100vh;
      font-family: 'Noto Sans CJK SC', 'WenQuanYi Micro Hei', sans-serif;
      color: #2C2418;
    }
    .shared-view .back-link {
      display: inline-block;
      margin-bottom: 30px;
      font-size: 14px;
      color: #C0392B;
      text-decoration: none;
    }
    .shared-view .back-link:hover {
      text-decoration: underline;
    }
    .shared-view .title {
      font-size: 28px;
      font-weight: bold;
      font-family: 'Noto Serif CJK SC', Georgia, serif;
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .shared-view .meta {
      font-size: 14px;
      color: #888;
      margin-bottom: 12px;
    }
    .shared-view .impression-tag {
      display: inline-block;
      background: #F0EAE0;
      padding: 2px 12px;
      border-radius: 12px;
      font-size: 13px;
      color: #C0392B;
      margin-bottom: 16px;
    }
    .shared-view .content {
      font-size: 16px;
      line-height: 1.8;
      margin-bottom: 16px;
      white-space: pre-wrap;
      word-break: break-word;
    }
    .shared-view .tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-bottom: 16px;
    }
    .shared-view .tag {
      background: #E8DDD0;
      padding: 2px 10px;
      border-radius: 4px;
      font-size: 12px;
      color: #2C2418;
    }
    .shared-view .notice {
      margin-top: 40px;
      font-size: 13px;
      color: #999;
      text-align: center;
      border-top: 1px solid #E8DDD0;
      padding-top: 20px;
    }
    .shared-view .error {
      text-align: center;
      padding: 80px 20px;
      font-size: 16px;
      color: #C0392B;
    }
    .share-overlay-privacy {
      padding: 10px 20px 16px;
      font-size: 12px;
      color: var(--text);
      opacity: 0.5;
      text-align: center;
    }

    /* ── 分享只读视图：完全独立页面模式 ── */
    html.share-mode body {
      visibility: hidden;
      background: #FCF8F0 !important;
      margin: 0;
      padding: 0;
      overflow-y: auto;
    }
    html.share-mode body::before,
    html.share-mode body::after {
      display: none !important;
    }
    html.share-mode body > *:not(.shared-view-root) {
      display: none !important;
    }
    html.share-mode body > .shared-view-root {
      visibility: visible;
      display: block;
    }
    html.share-mode body > .shared-view-root * {
      visibility: visible;
    }

    .footer-tools {
      margin-top: 16px;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      max-width: 100%;
    }

    @media (max-width: 520px) {
      .log-card {
        grid-template-columns: 1fr;
      }

      .log-thumb {
        width: 100%;
        height: 180px;
      }

      .log-form-actions {
        flex-direction: column-reverse;
      }

      .log-form-actions .log-button,
      .log-form-actions .log-secondary-button {
        width: 100%;
      }
    }

    /* ===== Province Detail Overlay ===== */
    .province-preview {
      position: fixed;
      z-index: 180;
      width: min(360px, calc(100vw - 32px));
      max-height: min(420px, calc(100vh - 32px));
      padding: 22px;
      border: 1px solid var(--border);
      border-radius: 18px;
      color: var(--text);
      background: color-mix(in srgb, var(--province-bg) 76%, var(--bg));
      box-shadow: 0 22px 54px var(--shadow);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      overflow: auto;
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transform: translate3d(0, 10px, 0) scale(0.98);
      transform-origin: top left;
      transition:
        opacity 0.28s ease,
        visibility 0.28s ease,
        transform 0.34s cubic-bezier(0.22, 0.61, 0.36, 1),
        background-color 0.5s ease,
        border-color 0.5s ease,
        color 0.5s ease;
    }

    .province-preview.is-visible {
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
      transform: translate3d(0, 0, 0) scale(1);
    }

    .province-preview h3 {
      margin: 0 0 12px;
      color: var(--text);
      font-size: 22px;
      transition: color 0.5s ease;
    }

    .province-preview p {
      margin: 0;
      color: var(--soft-text);
      font-size: 14px;
      line-height: 1.8;
      transition: color 0.5s ease;
    }

    .preview-actions {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-top: 18px;
    }

    .preview-hint {
      color: var(--soft-text);
      font-size: 12px;
      letter-spacing: 0.06em;
      transition: color 0.5s ease;
    }

    .preview-enter {
      flex: 0 0 auto;
      padding: 9px 16px;
      border: 1px solid color-mix(in srgb, var(--accent) 52%, var(--border));
      border-radius: 999px;
      color: var(--text);
      background: var(--province-hover);
      cursor: pointer;
      font-size: 13px;
      transition: background-color 0.3s ease, border-color 0.5s ease, color 0.5s ease, transform 0.25s ease;
    }

    .preview-enter:hover {
      transform: translateY(-1px);
      background: var(--province-selected);
    }

    .province-detail {
      position: fixed;
      z-index: 200;
      overflow: hidden;
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      border: 1px solid var(--border);
      transition:
        top 0.52s cubic-bezier(0.22, 0.61, 0.36, 1),
        left 0.52s cubic-bezier(0.22, 0.61, 0.36, 1),
        width 0.52s cubic-bezier(0.22, 0.61, 0.36, 1),
        height 0.52s cubic-bezier(0.22, 0.61, 0.36, 1),
        background-color 0.52s cubic-bezier(0.22, 0.61, 0.36, 1),
        border-radius 0.52s cubic-bezier(0.22, 0.61, 0.36, 1),
        border-color 0.52s ease,
        opacity 0.32s ease,
        visibility 0.32s ease;
    }

    .province-detail.is-open {
      top: 0 !important;
      left: 0 !important;
      width: 100vw !important;
      height: 100vh !important;
      height: 100dvh !important;
      border-radius: 0 !important;
      border-color: transparent !important;
      background-color: var(--bg) !important;
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
    }

    .detail-close {
      position: sticky;
      top: 12px;
      z-index: 10;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin: 0 0 28px;
      padding: 10px 20px;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--text);
      background: var(--nav-bg);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      cursor: pointer;
      font-size: 14px;
      letter-spacing: 0.04em;
      opacity: 0;
      transform: translateY(-8px);
      transition: opacity 0.35s ease 0.28s, transform 0.35s ease 0.28s,
                  background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease;
    }

    .province-detail.is-open .detail-close {
      opacity: 1;
      transform: translateY(0);
    }

    .detail-close:hover {
      background: var(--province-hover);
      border-color: var(--accent);
    }

    .detail-inner {
      max-width: 760px;
      margin: 0 auto;
      padding: 28px clamp(20px, 5vw, 48px) 72px;
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 0.4s ease 0.32s, transform 0.4s ease 0.32s;
    }

    .province-detail.is-open .detail-inner {
      opacity: 1;
      transform: translateY(0);
    }

    .detail-body h3 {
      margin: 0 0 20px;
      color: var(--text);
      font-size: 26px;
      transition: color 0.5s ease;
    }

    .detail-body .province-intro {
      color: var(--soft-text);
      font-size: 15px;
      line-height: 1.9;
      margin: 0 0 28px;
      transition: color 0.5s ease;
    }

    .detail-body .panel-subtitle {
      color: var(--accent);
      font-size: 13px;
      letter-spacing: 0.14em;
      margin: 0 0 12px;
      transition: color 0.5s ease;
    }

    .detail-body .region-list {
      display: grid;
      gap: 8px;
      margin: 0 0 28px;
      padding: 0;
      list-style: none;
    }

    .detail-body .region-name {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border);
      border-radius: 8px;
      color: var(--text);
      background: transparent;
      text-align: left;
      cursor: pointer;
      font-size: 15px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      transition: border-color 0.3s ease, color 0.5s ease, background-color 0.3s ease, transform 0.25s ease;
    }

    .detail-body .region-name small {
      flex: 0 0 auto;
      color: var(--soft-text);
      font-size: 12px;
      font-weight: 400;
      transition: color 0.5s ease;
    }

    .detail-body .region-name:hover,
    .detail-body .region-name.is-active {
      border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
      background: var(--province-hover);
      transform: translateX(2px);
    }

    .detail-body .region-desc {
      display: none;
      margin: 8px 0 0;
      padding: 0 4px;
      color: var(--soft-text);
      font-size: 14px;
      line-height: 1.8;
      transition: color 0.5s ease;
    }

    .detail-body .region-desc.is-visible { display: block; }

    .county-list {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 12px;
      padding-top: 12px;
      border-top: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
    }

    .county-chip {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 5px 10px;
      border: 1px solid color-mix(in srgb, var(--border) 76%, transparent);
      border-radius: 999px;
      color: var(--soft-text);
      background: color-mix(in srgb, var(--province-bg) 46%, transparent);
      font-size: 13px;
      line-height: 1.2;
      transition: color 0.5s ease, background-color 0.5s ease, border-color 0.5s ease;
    }

    .county-list-empty {
      margin: 12px 0 0;
      color: var(--soft-text);
      font-size: 13px;
    }

    .detail-body .panel-note {
      color: var(--soft-text);
      font-size: 15px;
      line-height: 1.9;
      transition: color 0.5s ease;
    }

    body.detail-open { overflow: hidden; }

    /* ── 日志专页独立模式：隐藏所有主页面元素 ── */
    body.log-detail-mode {
      overflow-y: auto;
    }
    body.log-detail-mode #intro,
    body.log-detail-mode .site-nav,
    body.log-detail-mode .float-island,
    body.log-detail-mode .hero,
    body.log-detail-mode .explore-section .province-explorer,
    body.log-detail-mode .site-footer {
      display: none !important;
    }
    body.log-detail-mode main {
      padding: 0;
      margin: 0;
    }
    body.log-detail-mode .explore-section {
      padding: 0;
      margin: 0;
    }
    body.log-detail-mode .section-head {
      display: none;
    }
    body.log-detail-mode .explore-layout {
      display: block;
      gap: 0;
    }
    body.log-detail-mode .info-panel {
      position: static;
      max-width: 720px;
      margin: 0 auto;
      padding: 40px 24px 80px;
      min-height: 100vh;
      border: none;
      border-radius: 0;
      background: var(--bg);
      box-shadow: none;
    }
    body.log-detail-mode .info-panel .panel-kicker,
    body.log-detail-mode .info-panel h3.serif,
    body.log-detail-mode .info-panel .panel-note {
      display: none;
    }