/* Răng Xinh V11: rõ hơn trên điện thoại, giàu màu hơn trên màn hình lớn. */
:root {
  --ocean: #24638a;
  --ocean-deep: #123f5c;
  --teal: #449aa5;
  --mint: #8bd5b0;
  --ivory: #ffe27a;
  --ivory-soft: #fff6c9;
  --coral: #e44f5a;
  --bg: #dff3ed;
  --surface: #fffdf2;
  --line: #b9dcd6;
  --soft: #cfece4;
  --shadow: 0 20px 54px rgba(18, 63, 92, .12);
}

body {
  background:
    radial-gradient(circle at 88% 4%, rgba(255, 226, 122, .55), transparent 28rem),
    radial-gradient(circle at 7% 72%, rgba(68, 154, 165, .25), transparent 34rem),
    linear-gradient(145deg, #d8f1e9, #eef8e9 48%, #cae9e4);
}
.sidebar { background: linear-gradient(180deg, rgba(255,246,201,.96), rgba(210,239,229,.96)); }
.topbar { background: rgba(221, 243, 235, .9); }
.card { background: linear-gradient(145deg, rgba(255,253,242,.97), rgba(234,248,239,.96)); }
.card:nth-of-type(even) { background: linear-gradient(145deg, rgba(213,239,230,.98), rgba(255,247,205,.94)); }
.main-nav a.active { background: linear-gradient(120deg, #bfe5da, #fff0a6); }
.side-note { background: linear-gradient(145deg, #ffe890, #bde5d7); }
.home-action.scan { background: linear-gradient(135deg, var(--ocean-deep), var(--teal)); }
.home-action.diary { background: linear-gradient(135deg, #f8cf56, #fff0a6); }
.mission-card, .daily-guidance { background: linear-gradient(145deg, #fff0a6, #bfe7d9); }
.maps-ready { background: linear-gradient(145deg, #fff7cf, #d7f1e8); }

/* Nét đánh dấu như bút highlight: đường bao rộng, lõi trong suốt, không số. */
.analysis-overlay { pointer-events: none; }
.result-image svg .focus-highlight polygon,
.result-image svg .focus-highlight rect {
  fill: rgba(228, 79, 90, .025);
  stroke: rgba(228, 79, 90, .34);
  stroke-width: 18;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
  filter: drop-shadow(0 2px 3px rgba(161, 35, 48, .18));
}
.result-image svg .focus-edge polygon,
.result-image svg .focus-edge rect {
  fill: none;
  stroke: rgba(205, 42, 57, .92);
  stroke-width: 3.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}
.result-image svg .urgent .focus-highlight polygon,
.result-image svg .urgent .focus-highlight rect { stroke: rgba(190, 35, 50, .43); }
.finding-number, .marker-label { display: none !important; }
.finding-swatch { flex: 0 0 18px; height: 9px; margin-top: 7px; border-radius: 999px; background: rgba(228,79,90,.3); border-bottom: 3px solid var(--coral); transform: rotate(-3deg); }

/* Nội dung nhận xét phải đọc được mà không phóng to trình duyệt. */
.result-summary h3 { font-size: 23px; line-height: 1.5; }
.result-summary .small { font-size: 12px; }
.image-caption { font-size: 12px; line-height: 1.65; }
.finding-card { padding: 17px; margin-bottom: 13px; border-color: #b9dcd6; background: rgba(255,253,244,.93); }
.finding-title h4 { font-size: 17px; line-height: 1.42; }
.finding-title p { font-size: 12px; line-height: 1.55; }
.finding-tags .tag { font-size: 11px; padding: 6px 9px; }
.finding-card > p, .finding-card details p { font-size: 14px; line-height: 1.72; color: #3f5964; }
.finding-card details { padding: 13px 14px; margin-top: 11px; background: rgba(232,246,240,.75); }
.finding-card summary, .healthy-reference summary, .result-more summary { font-size: 14px; line-height: 1.5; }
.appliance-note { padding: 12px 14px; border-radius: 12px; background: #d9f1ea; }

.healthy-reference { padding: 14px; background: linear-gradient(145deg, #fff4b5, #dff2e9); border-color: #d8bd4d; }
.healthy-reference-body { gap: 14px; }
.healthy-reference-photo { margin: 0; overflow: hidden; border: 1px solid #a7ccc5; border-radius: 14px; background: #142f3e; }
.healthy-reference-photo img { display: block; width: 100%; max-height: 310px; object-fit: cover; }
.healthy-reference-photo.is-mirrored img { transform: scaleX(-1); }
.healthy-reference-photo figcaption { padding: 10px 12px; background: #173f58; color: #fff7cf; font-size: 12px; line-height: 1.5; }
.healthy-reference-body p { font-size: 13px; line-height: 1.65; }
.healthy-reference-body small { font-size: 12px; line-height: 1.6; }
.reference-meta .tag { font-size: 11px; }
.result-more li, .result-more p, .result-disclaimer { font-size: 14px; line-height: 1.7; }

/* Màn hình laptop: hai vùng song song; điện thoại vẫn nối tiếp một cột. */
@media (min-width: 1050px) {
  main { max-width: 1180px; }
  .home-hero { grid-template-columns: 1.06fr .94fr !important; }
  .home-actions-grid, .home-grid, .grid-two { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .diary-layout { grid-template-columns: minmax(0, 1.28fr) minmax(310px, .72fr) !important; }
  .calendar-layout { grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr) !important; }
  .scan-layout { max-width: none; grid-template-columns: minmax(360px, .78fr) minmax(520px, 1.22fr) !important; }
  .result-pair { grid-template-columns: minmax(280px, .95fr) minmax(320px, 1.05fr) !important; gap: 20px; }
  .guest-main { max-width: 1120px; }
  .guest-hero { grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr) !important; }
  .guest-feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
  .guest-story { grid-template-columns: 1fr 1fr !important; }
  #knowledgeWorkspace { grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr) !important; }
  .diary-aside { order: initial; }
}

@media (max-width: 760px) {
  .result-summary h3 { font-size: 20px; }
  .finding-card { padding: 15px 13px; }
  .finding-title h4 { font-size: 16px; }
  .finding-card > p, .finding-card details p { font-size: 14px; }
  .result-card { padding: 16px 13px; }
  .result-pair { padding: 12px; background: linear-gradient(160deg, #fff8cd, #dcf1e9); }
  .healthy-reference-photo img { max-height: 240px; }
}