.mobile-home,
.mobile-bottom-nav {
  display: none;
}

.mobile-icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

@media (max-width: 768px) {
  body.mobile-home-ready .hero,
  body.mobile-home-ready .tools-section,
  body.mobile-home-ready .game-section,
  body.mobile-home-ready .roadmap-section,
  body.mobile-home-ready .footer {
    display: none;
  }

  body.mobile-home-ready {
    background: #ede8df;
  }

  /* ═══ 暖色中医玻璃样板 v20260720 ═══ */

  /* 背景图片：伪元素独立控制透明度，不污染文字 */
  body.mobile-home-ready::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    background: url("../assets/home/hero-tcm-study.webp") center / cover no-repeat;
    opacity: 0.28;
    pointer-events: none;
  }

  body.mobile-home-ready .mobile-home {
    display: block;
    position: relative;
    z-index: 1;
    overflow-x: clip;
    min-height: calc(100dvh - 58px);
    padding: calc(72px + env(safe-area-inset-top, 0px)) 16px calc(84px + env(safe-area-inset-bottom));
    color: #241d1a;
  }

  .mobile-home-panel[hidden] {
    display: none;
  }

  .mobile-home-panel {
    position: relative;
    isolation: isolate;
    width: min(100%, 560px);
    margin: 0 auto;
  }

  .mobile-home__intro {
    margin: 0;
    padding: 10px 0 18px;
    border: 0;
    border-radius: 0;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .mobile-home__intro--hero {
    display: flex;
    align-items: flex-end;
    min-height: 120px;
    margin: 0 0 14px;
    padding: 18px;
    overflow: hidden;
    border: 1px solid rgba(255, 247, 235, 0.42);
    border-radius: 10px;
    background:
      linear-gradient(90deg, rgba(40, 22, 15, 0.82) 0%, rgba(58, 30, 22, 0.52) 48%, rgba(58, 30, 22, 0.16) 100%),
      url("../assets/home/hero-tcm-study.webp") center 53% / cover no-repeat;
    box-shadow: 0 10px 24px rgba(61, 40, 29, 0.16);
  }

  .mobile-home__intro--hero h1 {
    max-width: 82%;
    color: #fff8ef;
    font-size: 27px;
    line-height: 1.22;
    text-shadow: 0 2px 10px rgba(25, 12, 8, 0.5);
  }

  .mobile-home__eyebrow {
    margin: 0 0 6px;
    color: #9d1717;
    font-size: 13px;
    font-weight: 700;
  }

  .mobile-home h1,
  .mobile-home h2,
  .mobile-home h3,
  .mobile-home p {
    letter-spacing: 0;
  }

  .mobile-home h1 {
    margin: 0;
    font-size: 26px;
    line-height: 1.3;
  }

  .mobile-home__lead {
    margin: 10px 0 0;
    color: #4a3f38;
    font-size: 15px;
    line-height: 1.7;
  }

  .mobile-section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 12px;
    margin: 8px 0 10px;
    /* 半透明衬底确保标题在背景图上清晰 */
    padding: 6px 4px 4px;
  }

  .mobile-section-head h2 {
    margin: 0;
    font-size: 19px;
    line-height: 1.35;
    color: #241d1a;
  }

  .mobile-section-head p {
    margin: 0;
    color: #6a5f57;
    font-size: 13px;
  }

  .mobile-tool-list {
    display: grid;
    gap: 10px;
    margin-bottom: 22px;
  }

  .mobile-case-entry-list {
    margin-bottom: 18px;
  }

  .mobile-case-entry-list .mobile-tool-row {
    border-color: rgba(49, 89, 67, 0.32);
    background: rgba(255, 252, 246, 0.86);
  }

  .mobile-case-entry-list .mobile-tool-row__thumb {
    background: #e8eee6;
    border-color: rgba(49, 89, 67, 0.18);
  }

  .mobile-tool-row {
    display: grid;
    position: relative;
    isolation: isolate;
    grid-template-columns: 64px minmax(0, 1fr) 24px;
    align-items: center;
    gap: 12px;
    width: 100%;
    min-height: 76px;
    padding: 12px;
    overflow: hidden;
    border: 1px solid rgba(157, 100, 78, 0.26);
    border-radius: 10px;
    background: rgba(255, 252, 246, 0.75);
    backdrop-filter: blur(16px) saturate(1.08);
    -webkit-backdrop-filter: blur(16px) saturate(1.08);
    color: #241d1a;
    text-align: left;
    box-shadow:
      0 1px 3px rgba(68, 43, 33, 0.06),
      0 6px 16px rgba(68, 43, 33, 0.07);
    cursor: pointer;
    transition: transform 130ms ease, box-shadow 130ms ease, border-color 130ms ease, background-color 130ms ease;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-tool-row::before,
  .mobile-tool-row::after {
    position: absolute;
    content: "";
    pointer-events: none;
  }

  .mobile-tool-row::before {
    z-index: 0;
    inset: 0 0 auto;
    height: 1px;
    background: rgba(255, 255, 255, 1);
  }

  .mobile-tool-row::after {
    z-index: 0;
    inset: 0;
    background: rgba(157, 23, 23, 0.065);
    opacity: 0;
    transition: opacity 140ms ease;
  }

  .mobile-tool-row > * {
    position: relative;
    z-index: 1;
  }

  .mobile-tool-row:active {
    border-color: rgba(157, 23, 23, 0.38);
    background: rgba(253, 247, 244, 0.9);
    backdrop-filter: blur(14px) saturate(1.05);
    -webkit-backdrop-filter: blur(14px) saturate(1.05);
    box-shadow:
      0 1px 2px rgba(68, 43, 33, 0.06),
      0 3px 8px rgba(68, 43, 33, 0.06);
    transform: translateY(1px) scale(0.995);
  }

  .mobile-tool-row:active::after {
    opacity: 1;
  }

  .mobile-tool-row:focus-visible,
  .mobile-account-action:focus-visible,
  .mobile-bottom-nav a:focus-visible {
    outline: 3px solid rgba(166, 20, 36, 0.28);
    outline-offset: 2px;
  }

  .mobile-tool-row__mark {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background: #f4e7e5;
    color: #98151f;
    font-size: 18px;
    font-weight: 800;
  }

  .mobile-tool-row__thumb {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    overflow: hidden;
    border-radius: 8px;
    background: #f7eeee;
    border: 1px solid rgba(157, 23, 23, 0.12);
  }

  .mobile-tool-row__thumb img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.92;
    transition: transform 140ms ease, opacity 140ms ease;
  }

  .mobile-tool-row:active .mobile-tool-row__thumb img {
    opacity: 0.98;
    transform: scale(0.98);
  }

  .mobile-tool-row__copy {
    min-width: 0;
  }

  .mobile-tool-row__title {
    display: block;
    font-size: 16px;
    font-weight: 750;
    line-height: 1.35;
  }

  .mobile-tool-row__desc {
    display: block;
    margin-top: 4px;
    color: #746a64;
    font-size: 13px;
    line-height: 1.45;
  }

  .mobile-tool-row__arrow {
    color: #9b8e85;
    font-size: 20px;
    text-align: center;
  }

  .mobile-tool-row--primary {
    border-color: rgba(157, 23, 23, 0.3);
    background: rgba(255, 252, 246, 0.84);
    backdrop-filter: blur(18px) saturate(1.08);
    -webkit-backdrop-filter: blur(18px) saturate(1.08);
    box-shadow:
      0 1px 4px rgba(108, 35, 35, 0.06),
      0 8px 20px rgba(108, 35, 35, 0.08);
  }

  .mobile-game-preview {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(139, 106, 91, 0.28);
    border-radius: 10px;
    background: rgba(44, 30, 22, 0.78);
    backdrop-filter: blur(18px) saturate(1.08);
    -webkit-backdrop-filter: blur(18px) saturate(1.08);
    box-shadow:
      0 1px 4px rgba(68, 43, 33, 0.08),
      0 8px 22px rgba(68, 43, 33, 0.1);
  }

  .mobile-game-preview__media {
    display: grid;
    place-items: center;
    aspect-ratio: 16 / 10;
    max-height: 220px;
    overflow: hidden;
    background: rgba(44, 30, 22, 0.4);
  }

  .mobile-game-preview__media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  .mobile-game-preview .mobile-tool-row {
    border: 0;
    border-radius: 0;
    box-shadow: none;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    color: #fff8ef;
  }

  .mobile-game-preview .mobile-tool-row__title {
    color: #fff8ef;
  }

  .mobile-game-preview .mobile-tool-row__desc {
    color: rgba(255, 248, 239, 0.78);
  }

  .mobile-game-preview .mobile-tool-row__arrow {
    color: rgba(255, 248, 239, 0.64);
  }

  .mobile-game-preview .mobile-tool-row__mark {
    background: rgba(255, 248, 239, 0.14);
    color: #ffd67a;
  }

  .mobile-game-preview .mobile-tool-row__thumb {
    border-color: rgba(255, 248, 239, 0.18);
  }

  .mobile-account-card {
    padding: 18px;
    border: 1px solid #ddd4c8;
    border-radius: 8px;
    background: #fff;
  }

  .mobile-account-card h2 {
    margin: 0 0 8px;
    font-size: 20px;
  }

  .mobile-account-card p {
    margin: 0 0 16px;
    color: #6f655f;
    font-size: 14px;
    line-height: 1.65;
  }

  .mobile-account-id {
    display: block;
    margin: -4px 0 16px;
    color: #315943;
    font: 700 15px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  }

  .mobile-account-card .mobile-account-membership {
    margin: -4px 0 16px;
    padding: 9px 11px;
    border: 1px solid rgba(49, 89, 67, .18);
    border-radius: 8px;
    background: rgba(49, 89, 67, .07);
    color: #315943;
    font-size: 12px;
    line-height: 1.55;
  }

  .mobile-account-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    width: 100%;
    padding: 0 18px;
    border: 1px solid #a61424;
    border-radius: 7px;
    background: #a61424;
    color: #fff;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
  }

  .mobile-account-action--secondary {
    margin-top: 10px;
    background: #fff;
    color: #8c1821;
  }

  .mobile-legal-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 24px 0 8px;
    font-size: 13px;
  }

  .mobile-legal-links a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    color: #6f655f;
    text-decoration: underline;
    text-underline-offset: 3px;
  }

  body.mobile-home-ready .mobile-bottom-nav {
    display: grid;
    position: fixed;
    z-index: 1200;
    inset: auto 0 0;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    min-height: calc(64px + env(safe-area-inset-bottom));
    padding: 4px 6px env(safe-area-inset-bottom);
    border-top: 1px solid rgba(157, 100, 78, 0.22);
    background: rgba(255, 252, 246, 0.86);
    backdrop-filter: blur(16px) saturate(1.08);
    -webkit-backdrop-filter: blur(16px) saturate(1.08);
    box-shadow:
      0 -1px 0 rgba(255, 255, 255, 0.8),
      0 -6px 18px rgba(52, 34, 28, 0.1);
  }

  @supports not (backdrop-filter: blur(16px)) {
    body.mobile-home-ready .mobile-bottom-nav {
      background: rgba(255, 252, 246, 0.96);
    }
  }

  .mobile-bottom-nav a {
    display: flex;
    min-width: 0;
    min-height: 56px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 2px;
    border-radius: 7px;
    color: #766c65;
    font-size: 12px;
    font-weight: 650;
    line-height: 1.15;
    text-decoration: none;
    transition: transform 140ms ease, color 140ms ease, background-color 140ms ease;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-bottom-nav a:active {
    transform: scale(0.96);
  }

  .mobile-bottom-nav a[aria-current="page"] {
    background: #f8eceb;
    color: #98151f;
  }

  .mobile-bottom-nav svg:not(.mobile-icon-sprite) {
    width: 21px;
    height: 21px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
  }

  .modal-overlay {
    z-index: 1600;
  }

  /* 不支持 backdrop-filter 的浏览器回退到接近不透明的暖色背景 */
  @supports not (backdrop-filter: blur(10px)) {
    .mobile-tool-row {
      background: rgba(255, 252, 246, 0.96);
    }

    .mobile-tool-row--primary {
      background: rgba(255, 252, 246, 0.98);
    }

    .mobile-game-preview {
      background: #3a231a;
    }
  }
}

@media (hover: hover) and (max-width: 768px) {
  .mobile-tool-row:hover {
    border-color: rgba(157, 23, 23, 0.34);
    background: rgba(255, 252, 246, 0.86);
    box-shadow:
      0 2px 6px rgba(68, 43, 33, 0.08),
      0 10px 22px rgba(68, 43, 33, 0.1);
    transform: translateY(-1px);
  }
}

@media (max-width: 360px) {
  .mobile-home {
    padding-inline: 12px;
  }

  .mobile-tool-row {
    grid-template-columns: 54px minmax(0, 1fr) 20px;
    gap: 9px;
    padding-inline: 10px;
  }

  .mobile-tool-row__mark {
    width: 38px;
    height: 38px;
  }

  .mobile-tool-row__thumb {
    width: 54px;
    height: 54px;
  }
}

@media (min-width: 769px) {
  .mobile-home,
  .mobile-bottom-nav {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-home *,
  .mobile-bottom-nav * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

@media (prefers-reduced-transparency: reduce) {
  body.mobile-home-ready::before {
    display: none;
  }

  .mobile-home__intro,
  body.mobile-home-ready .mobile-bottom-nav,
  .mobile-tool-row,
  .mobile-tool-row--primary,
  .mobile-game-preview {
    background: #fffdf9;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (max-width: 360px) {
  .mobile-home__intro--hero {
    min-height: 112px;
    padding: 16px;
  }

  .mobile-home__intro--hero h1 {
    font-size: 25px;
  }
}