/* 首页日间玻璃、夜间暖灰实体；共用档案终端的墨色与语义色。 */
body.home-page {
  --home-wallpaper: #e9e4e1; /* 与项目页 WebGL 场景底色一致。 */
  --bg-0: var(--home-wallpaper);
  --glass: rgba(255, 253, 246, 0.04);
  --glass-strong: rgba(255, 253, 246, 0.40);
  --glass-border: rgba(255, 253, 246, 0.65);
  --text: var(--tk-ink);
  --muted: #433d36;
  --muted-2: #514a41;
  --accent: var(--tk-accent);
  --accent-2: var(--tk-accent);
  --accent-soft: var(--tk-accent-soft);
  --danger: var(--tk-alert);
  --online: var(--tk-gain);
  --chip: var(--tk-bone-warm);
  --track: var(--tk-line);
  --shadow: 0 8px 24px rgba(20, 22, 26, 0.06);
}

body.home-page[data-theme="dark"] {
  --home-wallpaper: #242321;
  --glass: #aaa399;
  --glass-strong: #bbb4aa;
  --glass-border: rgba(238, 228, 212, 0.40);
  --text: #27241f;
  --muted: #454039;
  --muted-2: #565047;
  --accent: #754826;
  --accent-2: #754826;
  --accent-soft: rgba(205, 164, 127, 0.15);
  --online: #9aac89;
  --chip: #b5aca0;
  --track: rgba(39, 36, 31, 0.25);
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

body.home-page .bg {
  background: var(--home-wallpaper);
  isolation: isolate;
}

body.home-page .bg.has-image {
  background-color: var(--home-wallpaper);
  background-image: var(--bg-image);
  background-blend-mode: multiply;
  background-size: cover;
  background-position: center;
}

body.home-page .bg.has-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--home-wallpaper);
  opacity: 0.12;
}

body.home-page[data-theme="dark"] .bg.has-image {
  background-image: var(--bg-image);
  background-blend-mode: normal;
}

body.home-page[data-theme="dark"] .bg.has-image::after {
  opacity: 0.44;
}

/* 内容玻璃保留背景的颜色，以模糊、边缘反光和浅投影形成厚度。 */
body.home-page :is(.card, .quote-block, .recent-games, .content-section) {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 48%), var(--glass);
  border-color: var(--glass-border);
  -webkit-backdrop-filter: blur(7px) saturate(110%);
  backdrop-filter: blur(7px) saturate(110%);
}

body.home-page .site-footer {
  background: var(--tk-bone);
  border-color: var(--tk-line);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

body.home-page[data-theme="dark"] :is(.site-footer, .card,
  .quote-block, .recent-games, .content-section) {
  background: var(--glass);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  box-shadow: inset 0 1px 0 rgba(255, 246, 230, 0.20), var(--shadow);
}

body.home-page :is(.message-item, .message-form) {
  background: rgba(255, 253, 246, 0.18);
  border-color: rgba(74, 63, 48, 0.16);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

body.home-page[data-theme="dark"] :is(.message-item, .message-form) {
  background: var(--chip);
  border-color: rgba(39, 36, 31, 0.16);
}

body.home-page .card::after {
  background: none;
}

body.home-page .avatar {
  border-color: var(--glass-border);
  box-shadow: none;
}

body.home-page .record-wrap {
  background: var(--chip);
  box-shadow: inset 0 0 0 1px var(--glass-border);
}

body.home-page .music-cover {
  border-color: var(--glass-border);
}

body.home-page :is(.round-button.play-button, .primary-button, .message-avatar) {
  background: var(--accent);
  color: var(--tk-ink);
  box-shadow: none;
}

body.home-page :is(.motto, .section-heading h2, .section-note,
  .profile-content h1, .music-meta h2) {
  text-shadow: none;
}

body.home-page :is(a, button, input):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

body.home-page .progress::-webkit-slider-thumb {
  border-color: var(--glass-strong);
  box-shadow: 0 1px 4px rgba(20, 22, 26, 0.15);
}

body.home-page :is(.icon-button, .round-button, .lightbox-close):hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

body.home-page .round-button.play-button:hover {
  background: var(--accent);
}

body.home-page :is(.eyebrow, .recent-game-time) {
  color: var(--accent);
  text-shadow: none;
}

body.home-page .music-source {
  color: var(--muted);
}

body.home-page[data-theme="light"] .social-link {
  background: rgba(255, 253, 246, 0.28);
}

body.home-page[data-theme="light"] :is(.intro, .sub-intro, .contact-line, .music-meta p, .music-progress) {
  text-shadow: 0 1px 1px rgba(255, 253, 246, 0.55);
}

body.home-page .help-button {
  color: var(--text);
  border-color: var(--glass-border);
  background: var(--glass-strong);
}

body.home-page .form-row input {
  border-color: var(--glass-border);
  background: var(--glass-strong);
}

body.home-page .form-row input::placeholder {
  color: var(--muted-2);
}

body.home-page .form-row input:focus {
  border-color: var(--accent);
  background: var(--glass-strong);
}

body.home-page .primary-button:hover {
  box-shadow: 0 4px 12px rgba(20, 22, 26, 0.12);
}

body.home-page .carousel-arrow {
  color: var(--text);
  border-color: var(--glass-border);
  background: var(--glass-strong);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  box-shadow: 0 2px 8px rgba(20, 22, 26, 0.12);
}

body.home-page .carousel-arrow:hover {
  background: var(--chip);
}

body.home-page .carousel-dot {
  background: var(--glass-border);
}

body.home-page .carousel-dot.active {
  background: var(--accent);
}

body.home-page .status-dot {
  background: var(--online);
  box-shadow: none;
}

body.home-page .lightbox {
  background: rgba(20, 22, 26, 0.94);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

/* 下排沿用上排的两列比例：留言板在左，图片集在右。 */
.community-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 22px;
  margin-top: 38px;
}

.community-grid .content-section {
  min-width: 0;
  margin-top: 0;
  padding: 24px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.community-grid .guestbook-section {
  display: flex;
  flex-direction: column;
}

.community-grid .message-list {
  flex: 1;
  align-content: start;
}

.community-grid .empty-hint {
  padding: 28px 16px;
}

.community-grid .message-form {
  padding: 14px;
}

.community-grid .form-row {
  grid-template-columns: minmax(90px, 0.65fr) minmax(0, 1.35fr) auto;
}

.community-grid .gallery-slide {
  aspect-ratio: 16 / 10;
}

.gallery-column {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.gallery-column .quote-block {
  flex: 1;
  min-height: 160px;
  margin: 0;
  padding: 28px 24px;
  border-radius: var(--radius-lg);
}

@media (max-width: 900px) {
  .community-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .gallery-column .quote-block {
    flex: none;
  }
}

@media (max-width: 620px) {
  .community-grid .content-section {
    padding: 20px;
  }

  .community-grid .form-row {
    grid-template-columns: minmax(0, 1fr);
  }
}

body.home-page[data-theme="dark"] :is(.round-button.play-button, .primary-button, .message-avatar) {
  background: #d0aa7b;
  color: var(--text);
}

/* 细相框：外沿加厚，内侧浅凹槽承托玻璃，不叠加斜向高光带。 */
body.home-page :is(.site-footer, .card, .quote-block, .recent-games, .content-section) {
  border-width: 2px;
  border-color: rgba(250, 247, 238, 0.60) rgba(77, 67, 54, 0.22) rgba(77, 67, 54, 0.27) rgba(250, 247, 238, 0.48);
  box-shadow: inset 0 3px 4px rgba(44, 37, 29, 0.12), inset 3px 0 3px rgba(44, 37, 29, 0.05), inset 0 -3px 2px rgba(255, 252, 244, 0.28), inset -3px 0 2px rgba(255, 252, 244, 0.16), 0 8px 24px rgba(38, 30, 22, 0.10);
}

body.home-page[data-theme="dark"] :is(.site-footer, .card, .quote-block, .recent-games, .content-section) {
  border-color: rgba(230, 219, 201, 0.42) rgba(55, 47, 36, 0.30) rgba(55, 47, 36, 0.34) rgba(230, 219, 201, 0.28);
  box-shadow: inset 0 3px 4px rgba(44, 37, 29, 0.14), inset 3px 0 3px rgba(44, 37, 29, 0.06), inset 0 -3px 2px rgba(239, 225, 201, 0.18), var(--shadow);
}

@media (min-width: 901px) {
  body.home-page .motto {
    font-size: clamp(30px, 2.8vw, 38px);
    line-height: 1.5;
  }
}