/* ============================================================
   thansohoc.css — Numerology (Cosmic Indigo & Gold)
   ============================================================ */

:root {
  --font-heading: 'Be Vietnam Pro', sans-serif;
  --font-body:    'Be Vietnam Pro', sans-serif;

  --indigo:       #6366f1;
  --indigo-dark:  #4f46e5;
  --indigo-dim:   rgba(99, 102, 241, 0.12);
  --gold:         #d98a0a;
  --gold-dim:     rgba(217, 138, 10, 0.16);

  --bg:           #fbf3e4;
  --bg-2:         #eef2ff; /* Slight Indigo-tinted bg */
  --bg-surface:   #ffffff;
  --bg-glass:     rgba(99, 102, 241, 0.05);
  --text:         #1e1b4b; /* Indigo deep text */
  --text-secondary: #475569;
  --muted:        #94a3b8;
  --border:       rgba(99, 102, 241, 0.15);
  --shadow:       0 8px 30px rgba(99, 102, 241, 0.06);
  --shadow-h:     0 16px 48px rgba(99, 102, 241, 0.15);
  --radius:       24px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
button, input, textarea, select, a { touch-action: manipulation; }
html { font-size: 16px; }
body {
  font-family: var(--font-body);
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 90% 55% at 50% -8%, var(--bg-2) 0%, transparent 70%);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100dvh;
  overflow-x: hidden;
}

#app {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  padding: 24px 16px 40px;
  min-height: calc(100dvh - 80px);
}

.screen {
  display: none;
  animation: fadeIn 0.4s ease-out forwards;
}
.screen.active {
  display: block;
}

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

.screen-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ==================== HERO ==================== */
.tsh-hero {
  text-align: center;
  margin-top: 10px;
  margin-bottom: 8px;
}
.tsh-sparkles {
  display: inline-block;
  animation: tsh-orbit 20s linear infinite;
  filter: drop-shadow(0 0 16px rgba(99, 102, 241, 0.35));
  margin-bottom: 8px;
}
@keyframes tsh-orbit {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.08); }
  100% { transform: rotate(360deg) scale(1); }
}
.tsh-title {
  font-family: var(--font-heading);
  font-size: clamp(38px, 11vw, 56px);
  font-weight: 900;
  background: linear-gradient(135deg, var(--text) 20%, var(--indigo) 65%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 8px 0 12px;
}
.tsh-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

/* On-page SEO intro line under hero (đồng nhất với tarot/tuvi/gieoque) */
.seo-app-intro {
  font-size: 13.5px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 14px auto 0;
  line-height: 1.55;
  text-align: center;
  border-top: 1px dashed var(--border);
  padding-top: 14px;
}

/* ==================== FORM ==================== */
.form-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 28px 24px 22px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.field-row {
  margin-bottom: 12px;
}
.date-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}
/* The 3 narrow day/month/year selects: tighter padding + smaller dropdown
   arrow so the label isn't clipped (esp. with the 16px mobile font). */
.date-row .field-select {
  padding-left: 12px;
  padding-right: 26px;
  background-position: right 8px center;
  background-size: 14px;
}

.field-input,
.field-select {
  width: 100%;
  height: 52px;
  border-radius: 14px;
  border: 1.5px solid var(--border);
  background: var(--bg-surface);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14.5px;
  padding: 0 16px;
  outline: none;
  transition: all 0.2s ease;
  appearance: none;
  -webkit-appearance: none;
}
.field-input:focus,
.field-select:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.field-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234f46e5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 36px;
  cursor: pointer;
}

.btn-tsh-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 52px;
  border-radius: 14px;
  border: none;
  background: linear-gradient(135deg, var(--indigo-dark), var(--indigo));
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.25);
  margin-top: 18px;
}
.btn-tsh-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(79, 70, 229, 0.35);
}
.btn-tsh-primary:active {
  transform: translateY(0);
}

.btn-tsh-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 50px;
  border-radius: 14px;
  border: 1.5px solid var(--border);
  background: var(--bg-surface);
  color: var(--indigo-dark);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.22s ease;
  margin-top: 10px;
  gap: 8px;
}
.btn-tsh-secondary:hover {
  background: var(--indigo-dim);
  border-color: var(--indigo);
}

/* "Xem biểu đồ mẫu" link under the submit button */
.form-demo-link {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 14px;
}
.form-demo-link a {
  color: var(--indigo-dark);
  text-decoration: none;
  font-weight: 700;
}
.form-demo-link a:hover {
  text-decoration: underline;
}

/* ==================== RESULT SCREEN ==================== */
.profile-summary {
  text-align: center;
  background: linear-gradient(135deg, var(--indigo-dark), #312e81);
  border-radius: var(--radius);
  padding: 24px;
  color: #ffffff;
  box-shadow: var(--shadow-h);
}
.profile-name {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 6px;
  color: #ffe29a; /* Gold highlight */
}
.profile-dob {
  font-size: 13px;
  opacity: 0.85;
}

/* Indicators Grid */
.indicators-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.indicator-card {
  background: var(--bg-surface);
  border-radius: 20px;
  padding: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
}
.indicator-card:hover {
  transform: translateY(-3px);
  border-color: var(--indigo);
  box-shadow: var(--shadow-h);
}
.ind-label {
  font-size: 11px;
  font-weight: 800;
  color: var(--indigo-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.ind-label i {
  font-size: 10px;
  opacity: 0.5;
}
.ind-val {
  font-size: 32px;
  font-weight: 900;
  color: var(--text);
  margin: 4px 0;
  font-family: var(--font-heading);
}
.ind-sub {
  font-size: 11.5px;
  color: var(--text-secondary);
}

/* ==================== 3x3 BIRTH CHART GRID ==================== */
.chart-section-wrapper {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.section-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.section-title i {
  color: var(--indigo);
  font-size: 18px;
}
.section-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.4;
}

.birth-chart-container {
  display: flex;
  justify-content: center;
  padding: 8px 0;
}
.chart-grid {
  display: grid;
  --cell-size: clamp(82px, 27vw, 100px);
  grid-template-columns: repeat(3, var(--cell-size));
  grid-template-rows: repeat(3, var(--cell-size));
  gap: 8px;
  background: #f1f5f9;
  padding: 8px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
}
.grid-cell {
  background: var(--bg-surface);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 1px solid rgba(99, 102, 241, 0.1);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
  transition: all 0.22s ease;
}
.grid-cell:hover {
  background: var(--indigo-dim);
  border-color: var(--indigo);
}
.cell-num {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  position: absolute;
  top: 8px;
  left: 10px;
}
.cell-count {
  font-size: 28px;
  font-weight: 900;
  color: var(--indigo-dark);
  font-family: var(--font-heading);
}

/* Cell active mode if count exists */
.grid-cell:has(.cell-count:not(:empty)) {
  background: rgba(99, 102, 241, 0.05);
  border: 1.5px solid var(--indigo);
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.1);
}
.grid-cell:has(.cell-count:not(:empty)) .cell-num {
  color: var(--indigo-dark);
  font-weight: 800;
}

/* ==================== PERSONALITY ARROWS ==================== */
.arrows-section-wrapper {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.arrows-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.arrow-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: #f8fafc;
  border-radius: 16px;
  border-left: 4px solid var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
}
.arrow-item:hover {
  transform: translateX(4px);
  background: #f1f5f9;
}
.arrow-item.strength {
  border-left-color: var(--indigo);
  background: rgba(99, 102, 241, 0.02);
}
.arrow-item.strength:hover {
  background: rgba(99, 102, 241, 0.05);
}
.arrow-item.weakness {
  border-left-color: #f43f5e;
  background: rgba(244, 63, 94, 0.02);
}
.arrow-item.weakness:hover {
  background: rgba(244, 63, 94, 0.05);
}

.arrow-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.arrow-name {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
}
.arrow-badge {
  font-size: 9.5px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.strength .arrow-badge {
  background: var(--indigo-dim);
  color: var(--indigo-dark);
}
.weakness .arrow-badge {
  background: rgba(244, 63, 94, 0.12);
  color: #e11d48;
}
.arrow-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==================== DRAWERS ==================== */
.tsh-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2000; /* above floating-dock (1000) so it never covers the sheet */
  visibility: hidden;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.tsh-drawer.open {
  visibility: visible;
  opacity: 1;
}

.tsh-drawer-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  transition: opacity 0.3s ease;
}

.tsh-drawer-content {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  max-height: 80vh;
  background: var(--bg-surface);
  border-radius: var(--radius) var(--radius) 0 0;
  box-shadow: 0 -10px 40px rgba(0,0,0,0.15);
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow: hidden;
}
.tsh-drawer.open .tsh-drawer-content {
  transform: translateY(0);
}

.tsh-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 18px;
  flex-shrink: 0;
}
.drawer-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}
.btn-close-drawer {
  background: none;
  border: none;
  font-size: 28px;
  font-weight: 300;
  color: var(--muted);
  cursor: pointer;
  padding: 0 4px;
}
.btn-close-drawer:hover {
  color: var(--text);
}

.tsh-drawer-body {
  overflow-y: auto;
  flex: 1;
  padding-right: 4px;
}
.drawer-number-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--indigo-dim);
  border: 2px solid var(--indigo);
  margin: 0 auto 20px;
}
.drawer-number-badge span {
  font-size: 32px;
  font-weight: 900;
  color: var(--indigo-dark);
  font-family: var(--font-heading);
}

.drawer-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.drawer-desc h4 {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text);
  margin: 16px 0 6px;
}
.drawer-desc p {
  margin-bottom: 10px;
}
.drawer-desc ul {
  padding-left: 20px;
  margin-bottom: 12px;
}
.drawer-desc li {
  margin-bottom: 6px;
}

/* History list */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: #f8fafc;
  border-radius: 14px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.2s ease;
}
.history-item:hover {
  border-color: var(--indigo);
  background: var(--indigo-dim);
}
.history-item-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hist-name {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
}
.hist-meta {
  font-size: 11.5px;
  color: var(--text-secondary);
}
.hist-lp-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--indigo-dark);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
}
.history-empty {
  text-align: center;
  padding: 30px 0;
  font-size: 13px;
  color: var(--muted);
}

/* ==================== RESPONSIVE FOR DESKTOP ==================== */
@media (min-width: 768px) {
  .tsh-drawer-content {
    left: auto;
    right: 0;
    bottom: auto;
    top: 0;
    width: 440px;
    height: 100vh;
    max-height: 100vh;
    border-radius: var(--radius) 0 0 var(--radius);
    transform: translateX(100%);
  }
  .tsh-drawer.open .tsh-drawer-content {
    transform: translateX(0);
  }
}

/* ==================== AI SECTION & CHAT ==================== */
.ai-section {
  background: var(--bg-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 24px;
  box-shadow: var(--shadow);
}
.ai-section.gemini-glow-border {
  background-image: linear-gradient(#ffffff, #ffffff),
                    linear-gradient(90deg, var(--indigo), var(--indigo-dark), var(--gold), var(--indigo)) !important;
  background-origin: border-box;
  background-clip: content-box, border-box;
  border: 1.5px solid transparent;
}
.ai-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
}
.ai-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  background: linear-gradient(135deg, var(--indigo-dark), var(--indigo));
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}
.ai-label { font-size: 13px; font-weight: 700; color: var(--indigo-dark); }
.ai-question-display { font-size: 11.5px; color: var(--text-secondary); margin-top: 2px; }

.ai-chat-messages {
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.chat-bubble {
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.6;
  word-break: break-word;
  animation: bubble-in 0.3s ease;
}
@keyframes bubble-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
/* Hide the placeholder bubble created before the AI answer streams in. */
.chat-bubble:empty { display: none; }

/* User question = compact bubble on the right. */
.chat-user {
  align-self: flex-end;
  max-width: 85%;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.24);
  color: var(--text);
  border-bottom-right-radius: 4px;
}
/* AI interpretation = full-width readable panel on the left. */
.chat-ai {
  align-self: stretch;
  width: 100%;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}
.chat-bubble.chat-error {
  align-self: stretch;
  width: 100%;
}
.chat-bubble h1, .chat-bubble h2, .chat-bubble h3, .chat-bubble .chat-heading {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--indigo-dark);
  margin-top: 14px;
  margin-bottom: 6px;
}
.chat-bubble h1:first-child, .chat-bubble h2:first-child, .chat-bubble h3:first-child, .chat-bubble .chat-heading:first-child {
  margin-top: 0;
}
.chat-bubble p, .chat-bubble .chat-p {
  margin-bottom: 8px;
  line-height: 1.65;
}
.chat-bubble p:last-child, .chat-bubble .chat-p:last-child {
  margin-bottom: 0;
}
.chat-bubble ul, .chat-bubble .chat-list {
  margin-left: 18px;
  margin-bottom: 8px;
  list-style-type: disc;
}
.chat-bubble li {
  margin-bottom: 4px;
  line-height: 1.5;
}
.chat-bubble hr, .chat-bubble .chat-hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 12px 0;
}
.chat-bubble .chat-break {
  height: 8px;
}
.chat-bubble.chat-error {
  background: rgba(244, 63, 94, 0.08);
  border-color: rgba(244, 63, 94, 0.3);
  color: #fb7185;
}

.ai-loading {
  display: flex;
  flex-direction: column !important;
  align-items: flex-start !important;
  gap: 8px !important;
  width: 100%;
  padding: 12px 0 0 0;
}
/* Custom Indigo & Gold themed loading bar for Thần Số Học AI */
.thansohoc-theme .gemini-loader {
  background: linear-gradient(90deg, var(--indigo) 0%, var(--gold) 50%, var(--indigo) 100%) !important;
  background-size: 200% 100% !important;
  animation: gemini-wave 2s linear infinite !important;
  height: 4px !important;
  margin: 10px 0 4px 0 !important;
}
.ai-loading-text {
  font-size: 13px;
  color: var(--text-secondary);
  margin-left: 4px;
  font-style: italic;
}

.ai-error {
  color: #f43f5e;
  background: rgba(244,63,94,0.06);
  border: 1px solid rgba(244,63,94,0.18);
  padding: 10px;
  border-radius: 8px;
  font-size: 12px;
  margin-bottom: 12px;
}

.ai-chat-row {
  display: flex;
  gap: 10px;
}
.ai-chat-input {
  flex: 1;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  color: var(--text);
  font-size: 13.5px;
  outline: none;
  font-family: inherit;
}
.ai-chat-input::placeholder {
  color: var(--muted) !important;
  opacity: 1;
}
.ai-chat-input:focus { 
  border-color: rgba(99, 102, 241, 0.5); 
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12); 
}
.btn-chat-send {
  background: var(--indigo);
  border: none;
  color: #fff;
  border-radius: 12px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn-chat-send:hover { 
  background: var(--indigo-dark); 
  transform: scale(1.05); 
}