/* ==========================================================================
   THIÊN MỆNH CÁC — XEM TỬ VI ĐẨU SỐ, BÁT TỰ & BÓI TOÁN CHÍNH TÔNG
   Phong cách: Sơn Mài Hoàng Cung (Chu Sa - Hoàng Kim) & Giấy Dó Cổ Thư
   ========================================================================== */

:root {
  --bg-lacquer: #16100d;
  --bg-lacquer-2: #241713;
  --bg-paper: #f8f3e6;
  --bg-paper-alt: #f1e9d6;
  --bg-card: #fffdf8;
  --bg-palace: #fffefa;

  --cinnabar: #8b1a1a;
  --cinnabar-bright: #b91c1c;
  --cinnabar-soft: #fef2f2;

  --gold: #c59627;
  --gold-light: #e5c97b;
  --gold-border: #d8c394;
  --gold-soft: #fcf7e6;

  --ink: #1c1713;
  --ink-secondary: #4a4036;
  --ink-muted: #75685a;
  --border-subtle: #e3d7be;

  /* Ngũ Hành Chuẩn Lá Số Tử Vi Việt Nam (Tương phản cao trên nền giấy sáng) */
  --hanh-kim: #475569;
  --hanh-moc: #15803d;
  --hanh-thuy: #0f294a;
  --hanh-hoa: #c81e1e;
  --hanh-tho: #b45309;

  --font-serif: 'Noto Serif', 'Playfair Display', Georgia, serif;
  --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --shadow-card: 0 10px 30px -10px rgba(28, 23, 19, 0.12), 0 2px 8px rgba(28, 23, 19, 0.05);
  --shadow-elevated: 0 20px 45px -12px rgba(22, 16, 13, 0.25);
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 6px;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  background-color: var(--bg-paper);
  background-image:
    radial-gradient(circle at 15% 10%, rgba(197, 150, 39, 0.08), transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(139, 26, 26, 0.06), transparent 40%);
  min-height: 100vh;
}

h1, h2, h3, h4, .serif-title {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
  margin-top: 0;
}

/* --- Ngũ Hành Text & Badges --- */
.hanh-kim { color: var(--hanh-kim) !important; }
.hanh-moc { color: var(--hanh-moc) !important; }
.hanh-thuy { color: var(--hanh-thuy) !important; }
.hanh-hoa { color: var(--hanh-hoa) !important; }
.hanh-tho { color: var(--hanh-tho) !important; }

.pill-hanh {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid currentColor;
  background: rgba(255, 255, 255, 0.85);
}

/* ==========================================================================
   1. IMPERIAL HEADER & HERO BANNER
   ========================================================================== */
.imperial-header {
  background:
    radial-gradient(ellipse at top, rgba(197, 150, 39, 0.2), transparent 60%),
    linear-gradient(180deg, var(--bg-lacquer) 0%, var(--bg-lacquer-2) 100%);
  color: #f8f1df;
  border-bottom: 3px solid var(--gold);
  position: relative;
  overflow: hidden;
  padding: 28px 20px 36px;
}

.imperial-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(229, 201, 123, 0.14) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.45;
  pointer-events: none;
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-align: center;
}

.imperial-seal-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 5px 16px;
  border: 1px solid rgba(229, 201, 123, 0.45);
  border-radius: 999px;
  background: rgba(139, 26, 26, 0.45);
  color: var(--gold-light);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.imperial-title {
  font-size: clamp(26px, 4vw, 42px);
  color: #fff9eb;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}

.imperial-title span {
  color: var(--gold-light);
}

.imperial-subtitle {
  max-width: 820px;
  margin: 0 auto;
  color: #d9ccb2;
  font-size: 15px;
  font-weight: 400;
}

.accuracy-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 18px;
}

.accuracy-badge {
  font-size: 12px;
  color: #efe3c6;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(229, 201, 123, 0.28);
  padding: 4px 12px;
  border-radius: 6px;
}

/* ==========================================================================
   2. MAIN CONTAINER & INPUT FORM CARD
   ========================================================================== */
.main-container {
  max-width: 1320px;
  margin: -20px auto 60px;
  padding: 0 16px;
  position: relative;
  z-index: 2;
}

.scroll-card {
  background: var(--bg-card);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 26px 28px;
  margin-bottom: 24px;
  position: relative;
}

.scroll-card::after {
  content: '';
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(197, 150, 39, 0.22);
  border-radius: 10px;
  pointer-events: none;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 14px;
  margin-bottom: 20px;
}

.section-heading h2 {
  margin: 0;
  font-size: 21px;
  color: var(--cinnabar);
  display: flex;
  align-items: center;
  gap: 10px;
}

.preset-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.preset-btn {
  background: var(--gold-soft);
  color: var(--ink-secondary);
  border: 1px solid var(--gold-border);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12.5px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.18s ease;
}

.preset-btn:hover {
  background: var(--cinnabar);
  color: #fff;
  border-color: var(--cinnabar);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.field-col-5 { grid-column: span 5; }
.field-col-3 { grid-column: span 3; }
.field-col-4 { grid-column: span 4; }
.field-col-6 { grid-column: span 6; }
.field-col-12 { grid-column: span 12; }

@media (max-width: 960px) {
  .field-col-5, .field-col-4, .field-col-3, .field-col-6 {
    grid-column: span 6;
  }
}

@media (max-width: 640px) {
  .scroll-card { padding: 18px 15px; }
  .field-col-5, .field-col-4, .field-col-3, .field-col-6 {
    grid-column: span 12;
  }
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-secondary);
  margin-bottom: 6px;
}

.form-input, .form-select {
  width: 100%;
  padding: 10px 13px;
  font-size: 14.5px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
  border: 1px solid #cbbba0;
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--cinnabar);
  box-shadow: 0 0 0 3px rgba(139, 26, 26, 0.12);
}

.date-triple {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1.3fr;
  gap: 8px;
}

.segmented-toggle {
  display: inline-flex;
  width: 100%;
  background: var(--bg-paper-alt);
  padding: 3px;
  border-radius: var(--radius-sm);
  border: 1px solid #d5c5a6;
}

.segmented-toggle label {
  flex: 1;
  text-align: center;
  padding: 7px 10px;
  font-size: 13.5px;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  color: var(--ink-secondary);
  transition: all 0.15s ease;
  user-select: none;
}

.segmented-toggle input {
  display: none;
}

.segmented-toggle label.active {
  background: var(--cinnabar);
  color: #fff;
  box-shadow: 0 2px 5px rgba(139, 26, 26, 0.25);
}

.leap-checkbox-wrap {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--cinnabar);
  font-weight: 500;
}

/* Advanced Options Collapsible */
.advanced-details {
  margin-top: 14px;
  background: var(--bg-paper);
  border: 1px dashed var(--gold-border);
  border-radius: var(--radius-md);
  padding: 10px 16px;
}

.advanced-details summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--ink-secondary);
  user-select: none;
}

.advanced-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
}

/* Live Astronomical Preview Strip */
.live-preview-strip {
  margin-top: 18px;
  padding: 13px 16px;
  background: linear-gradient(90deg, #fdf8ea 0%, #fffdf7 100%);
  border: 1px solid var(--gold-border);
  border-left: 4px solid var(--cinnabar);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.live-preview-strip.error {
  border-left-color: #dc2626;
  background: #fef2f2;
  color: #991b1b;
}

.submit-row {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.btn-imperial {
  background: linear-gradient(135deg, #991b1b 0%, #6d1010 100%);
  color: #fff9eb;
  border: 1px solid var(--gold);
  border-radius: var(--radius-md);
  padding: 13px 34px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(139, 26, 26, 0.32);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-imperial:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(139, 26, 26, 0.42);
}

.btn-secondary-action {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.btn-secondary-action:hover {
  border-color: var(--cinnabar);
  color: var(--cinnabar);
  background: var(--gold-soft);
}

/* ==========================================================================
   3. RESULT NAVIGATION TABS & QUICK SUMMARY BAR
   ========================================================================== */
.results-wrapper[hidden] {
  display: none !important;
}

.summary-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.kpi-tile {
  background: var(--bg-card);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-md);
  padding: 13px 15px;
  box-shadow: 0 3px 10px rgba(28, 23, 19, 0.05);
}

.kpi-tile .kpi-label {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  margin-bottom: 4px;
}

.kpi-tile .kpi-value {
  font-family: var(--font-serif);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--cinnabar);
}

.kpi-tile .kpi-sub {
  font-size: 12.5px;
  color: var(--ink-secondary);
  margin-top: 2px;
}

.tabs-nav-wrap {
  position: sticky;
  top: 8px;
  z-index: 30;
  background: rgba(255, 253, 248, 0.96);
  backdrop-filter: blur(10px);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-md);
  padding: 6px;
  margin-bottom: 22px;
  box-shadow: 0 8px 22px rgba(28, 23, 19, 0.1);
  display: flex;
  gap: 6px;
  overflow-x: auto;
}

.tab-btn {
  flex: 1 0 auto;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 9px 14px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.16s ease;
}

.tab-btn:hover {
  background: var(--gold-soft);
  color: var(--cinnabar);
}

.tab-btn.active {
  background: var(--cinnabar);
  color: #fff;
  box-shadow: 0 3px 10px rgba(139, 26, 26, 0.25);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeSlideIn 0.24s ease;
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   4. TRADITIONAL 4×4 LÁ SỐ TỬ VI ĐẨU SỐ BOARD
   ========================================================================== */
.laso-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-md);
}

.laso-toolbar-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.laso-scroll-outer {
  width: 100%;
  overflow-x: auto;
  padding-bottom: 6px;
}

.laso-board {
  position: relative;
  min-width: 980px;
  width: 100%;
  background: #2b1d16;
  border: 3px solid #3a261b;
  border-radius: 6px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-template-rows: repeat(4, minmax(232px, auto));
  gap: 2px;
  box-shadow: var(--shadow-elevated);
}

.laso-palace {
  background: var(--bg-palace);
  padding: 8px 9px 7px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  cursor: pointer;
  transition: background-color 0.15s ease, box-shadow 0.15s ease;
  user-select: none;
}

.laso-palace:hover {
  background: #fff9ec;
}

.laso-palace.selected-main {
  background: #fff4db;
  box-shadow: inset 0 0 0 2.5px var(--cinnabar);
  z-index: 3;
}

.laso-palace.selected-related {
  background: #fdfaf0;
  box-shadow: inset 0 0 0 1.5px var(--gold);
}

/* Vị trí chính xác 12 Cung Địa Bàn trên lưới 4x4 truyền thống (Tỵ góc trên trái -> Ngọ -> Mùi -> Thân...) */
.laso-palace[data-cung="6"]  { grid-row: 1; grid-column: 1; } /* Tỵ */
.laso-palace[data-cung="7"]  { grid-row: 1; grid-column: 2; } /* Ngọ */
.laso-palace[data-cung="8"]  { grid-row: 1; grid-column: 3; } /* Mùi */
.laso-palace[data-cung="9"]  { grid-row: 1; grid-column: 4; } /* Thân */
.laso-palace[data-cung="5"]  { grid-row: 2; grid-column: 1; } /* Thìn */
.laso-palace[data-cung="10"] { grid-row: 2; grid-column: 4; } /* Dậu */
.laso-palace[data-cung="4"]  { grid-row: 3; grid-column: 1; } /* Mão */
.laso-palace[data-cung="11"] { grid-row: 3; grid-column: 4; } /* Tuất */
.laso-palace[data-cung="3"]  { grid-row: 4; grid-column: 1; } /* Dần */
.laso-palace[data-cung="2"]  { grid-row: 4; grid-column: 2; } /* Sửu */
.laso-palace[data-cung="1"]  { grid-row: 4; grid-column: 3; } /* Tý */
.laso-palace[data-cung="12"] { grid-row: 4; grid-column: 4; } /* Hợi */

/* Header Cung */
.palace-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 4px;
  border-bottom: 1px solid #ebe2ce;
  padding-bottom: 4px;
  margin-bottom: 5px;
  font-size: 11.5px;
}

.palace-canchi {
  font-weight: 700;
  font-size: 11px;
}

.palace-title {
  text-align: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 13.5px;
  text-transform: uppercase;
  color: var(--ink);
  letter-spacing: 0.02em;
}

.laso-palace.is-menh .palace-title {
  color: var(--cinnabar);
}

.than-tag {
  display: inline-block;
  background: var(--cinnabar);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  margin-left: 3px;
  vertical-align: middle;
}

.palace-daihan {
  font-weight: 700;
  font-size: 11.5px;
  color: #574c40;
}

.palace-daihan.current-dh {
  background: #fef3c7;
  color: #92400e;
  padding: 0 5px;
  border-radius: 3px;
  border: 1px solid #f59e0b;
}

/* Chính Tinh Khu Vực Trung Tâm Đầu Cung */
.palace-chinhtinh {
  min-height: 40px;
  text-align: center;
  margin-bottom: 5px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
}

.chinh-star-item {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.28;
  cursor: pointer;
}

.chinh-star-item:hover {
  text-decoration: underline;
}

.vcd-placeholder {
  font-size: 11.5px;
  font-style: italic;
  color: #9a8d7d;
}

/* Phụ Tinh 2 Cột (Trái: Cát/Trợ tinh, Phải: Hung/Sát/Ám tinh) */
.palace-phutinh-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  flex: 1;
  font-size: 12px;
  line-height: 1.36;
}

.phu-col-left, .phu-col-right {
  display: flex;
  flex-direction: column;
  gap: 1.5px;
}

.phu-col-right {
  text-align: right;
}

.phu-star-item {
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.phu-star-item.is-important {
  font-weight: 700;
}

.phu-star-item.is-luu {
  font-style: italic;
  background: rgba(254, 243, 199, 0.55);
  border-radius: 2px;
  padding: 0 2px;
}

.phu-star-item:hover {
  text-decoration: underline;
}

/* Footer Cung (Tiểu hạn - Tràng Sinh - Tháng hạn) */
.palace-foot {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-top: 1px dashed #e5dac3;
  padding-top: 4px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--ink-muted);
}

.palace-foot-trangsinh {
  font-weight: 700;
  color: var(--ink-secondary);
  text-align: center;
}

.palace-foot-nguyet {
  text-align: right;
  font-weight: 600;
  color: #7c2d12;
}

.tieu-han-active {
  color: var(--cinnabar);
  font-weight: 700;
}

/* --- THIÊN BÀN TRUNG TÂM (2×2 ở giữa lưới) --- */
.laso-thienban {
  grid-row: 2 / 4;
  grid-column: 2 / 4;
  background:
    radial-gradient(circle at center, #fffef9 0%, #f9f2e1 100%);
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}

.thienban-border-inner {
  border: 2px double var(--gold-border);
  border-radius: 6px;
  padding: 14px 18px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.thienban-header {
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 8px;
}

.thienban-brand {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cinnabar);
  font-weight: 700;
}

.thienban-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin: 3px 0 2px;
}

.thienban-sub {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--cinnabar);
}

.thienban-table {
  width: 100%;
  font-size: 12.5px;
  border-collapse: collapse;
  margin: 8px 0;
}

.thienban-table td {
  padding: 3.5px 4px;
  border-bottom: 1px dotted #e2d5bc;
  vertical-align: top;
}

.thienban-table td:first-child {
  color: var(--ink-muted);
  width: 34%;
  font-weight: 500;
}

.thienban-table td:last-child {
  font-weight: 600;
  color: var(--ink);
}

.thienban-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--ink-muted);
  padding-top: 6px;
  border-top: 1px solid var(--border-subtle);
}

.seal-stamp {
  border: 2px solid var(--cinnabar);
  color: var(--cinnabar);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 3px;
  transform: rotate(-2deg);
  letter-spacing: 0.08em;
}

/* --- TUẦN & TRIỆT BADGES TRÊN ĐƯỜNG BIÊN 2 CUNG --- */
.tuan-triet-badge {
  position: absolute;
  z-index: 12;
  background: #1c1713;
  color: #fde68a;
  border: 1.5px solid var(--gold);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 2px 9px;
  border-radius: 3px;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
  pointer-events: none;
  white-space: nowrap;
}

.tuan-triet-badge.is-triet {
  background: var(--cinnabar);
  color: #fff;
}

/* Tọa độ tâm đường biên của 6 cặp cung Tuần/Triệt trên lưới 4x4 */
.tt-pos-5-6   { left: 12.5%; top: 25%; }   /* Giữa Thìn(5) - Tỵ(6) */
.tt-pos-7-8   { left: 50%;   top: 25%; }   /* Giữa Ngọ(7) - Mùi(8) sát viền trên Thiên Bàn */
.tt-pos-9-10  { left: 87.5%; top: 25%; }   /* Giữa Thân(9) - Dậu(10) */
.tt-pos-3-4   { left: 12.5%; top: 75%; }   /* Giữa Dần(3) - Mão(4) */
.tt-pos-1-2   { left: 50%;   top: 75%; }   /* Giữa Tý(1) - Sửu(2) sát viền dưới Thiên Bàn */
.tt-pos-11-12 { left: 87.5%; top: 75%; }   /* Giữa Tuất(11) - Hợi(12) */

/* SVG Tam Phương Tứ Chính Lines Overlay */
.tam-phuong-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 8;
}

/* Selected Palace Quick Inspector Drawer below Board */
.palace-inspector-box {
  margin-top: 16px;
  background: linear-gradient(180deg, #fffdf8 0%, #faf3e3 100%);
  border: 1px solid var(--gold-border);
  border-left: 5px solid var(--cinnabar);
  border-radius: var(--radius-md);
  padding: 18px 22px;
}

/* ==========================================================================
   5. LUẬN GIẢI CARDS, BÁT TỰ TABLE, CÂN XƯƠNG, THẦN SỐ, BÁT TRẠCH
   ========================================================================== */
.cach-cuc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.cach-cuc-card {
  background: linear-gradient(145deg, #fffdf8 0%, #fbf3df 100%);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
}

.cach-cuc-badge {
  display: inline-block;
  background: var(--cinnabar);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.palace-reading-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 18px;
}

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

.palace-reading-card {
  background: #fff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.palace-reading-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 10px;
  margin-bottom: 12px;
}

.score-pill {
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}

.badge-excellent { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.badge-good      { background: #fef9c3; color: #854d0e; border: 1px solid #fde047; }
.badge-neutral   { background: #f1f5f9; color: #334155; border: 1px solid #cbd5e1; }
.badge-caution   { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* Bát Tự Tứ Trụ Pillars Table */
.bazi-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 14px;
  overflow-x: auto;
  margin-bottom: 22px;
}

.bazi-pillar-card {
  background: #fffdf8;
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-md);
  text-align: center;
  overflow: hidden;
}

.bazi-pillar-top {
  background: var(--bg-lacquer-2);
  color: var(--gold-light);
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 700;
}

.bazi-stem-branch {
  padding: 16px 10px;
  border-bottom: 1px dashed var(--border-subtle);
}

.bazi-char {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.25;
}

.bazi-meta-list {
  padding: 12px;
  font-size: 12.5px;
  text-align: left;
}

/* Five Element Progress Bars */
.element-bar-row {
  display: grid;
  grid-template-columns: 95px 1fr 140px;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.element-track {
  height: 12px;
  background: #ece3d0;
  border-radius: 999px;
  overflow: hidden;
}

.element-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.5s ease;
}

/* Poem Scroll Box (Cân Xương Tính Số) */
.poem-scroll-box {
  background:
    linear-gradient(180deg, #fbf3df 0%, #f6ead0 100%);
  border: 2px solid var(--gold);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  text-align: center;
  max-width: 680px;
  margin: 18px auto;
  box-shadow: inset 0 0 24px rgba(197, 150, 39, 0.15);
}

.poem-verses {
  font-family: var(--font-serif);
  font-size: 19px;
  font-style: italic;
  line-height: 1.85;
  color: var(--cinnabar);
  white-space: pre-line;
}

/* Numerology 3x3 Birth Chart Grid */
.pythagoras-grid-3x3 {
  display: grid;
  grid-template-columns: repeat(3, 76px);
  grid-template-rows: repeat(3, 68px);
  gap: 6px;
  justify-content: center;
  margin: 14px auto;
}

.pythagoras-cell {
  background: #fffdf8;
  border: 1.5px solid var(--gold-border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 18px;
  color: var(--cinnabar);
}

.pythagoras-cell.empty {
  color: #cbbba0;
  background: #f8f4ea;
  font-weight: 400;
}

/* Bát Trạch Compass Grid & Monthly Grid */
.compass-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 12px;
}

.compass-item {
  padding: 13px 15px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: #fff;
}

.compass-item.is-cat {
  border-left: 4px solid #15803d;
}

.compass-item.is-hung {
  border-left: 4px solid #b91c1c;
}

.monthly-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

/* Star Encyclopedia Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(22, 16, 13, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 100;
}

.modal-backdrop[hidden] {
  display: none !important;
}

.modal-dialog {
  background: var(--bg-card);
  border: 2px solid var(--gold);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  padding: 24px 26px;
  box-shadow: var(--shadow-elevated);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: transparent;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--ink-muted);
}

/* Toast Notification */
.toast-msg {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-lacquer);
  color: #fff9eb;
  border: 1px solid var(--gold);
  padding: 11px 18px;
  border-radius: 8px;
  font-size: 13.5px;
  box-shadow: var(--shadow-elevated);
  z-index: 120;
}

.site-footer {
  text-align: center;
  padding: 26px 16px 40px;
  color: var(--ink-muted);
  font-size: 13px;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   6. PRINT STYLESHEET (XUẤT SỚ TỬ VI RA PDF / MÁY IN SẮC NÉT)
   ========================================================================== */
@media print {
  body { background: #fff !important; font-size: 12pt; }
  .imperial-header { background: #fff !important; color: #000 !important; padding: 10px 0; border-bottom: 2px solid #000; }
  .imperial-title, .imperial-title span, .imperial-subtitle { color: #000 !important; text-shadow: none !important; }
  #horoscopeFormCard, .laso-toolbar, .tabs-nav-wrap, .accuracy-badges, .imperial-seal-row, .site-footer {
    display: none !important;
  }
  .tab-panel { display: block !important; page-break-after: always; }
  .laso-board { min-width: 0 !important; box-shadow: none !important; page-break-inside: avoid; }
  .scroll-card { box-shadow: none !important; border: 1px solid #999 !important; break-inside: avoid; }
}