@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+TC:wght@300;400;500;600;700&family=Noto+Sans+TC:wght@300;400;500&display=swap');

:root {
  --bg:      #0f0d0a;
  --bg2:     #171410;
  --bg3:     #201c16;
  --border:  #302a22;
  --border2: #4c4234;
  --gold:    #c8a84a;
  --gold2:   #e0be6a;
  --gold3:   #f2d888;
  --red:     #cc4455;
  --green:   #55aa7a;
  --blue:    #6688bb;
  --purple:  #8855cc;
  --text:    #f0e6d0;
  --text2:   #b0a488;
  --text3:   #807460;
  --shadow:  0 4px 24px rgba(0,0,0,0.85);
  --glow:    0 0 18px rgba(200,168,74,0.22);
}

[data-theme="light"] {
  --bg:      #f5eed8;
  --bg2:     #ece2c8;
  --bg3:     #e0d4b8;
  --border:  #c8b888;
  --border2: #a89060;
  --gold:    #7a5c14;
  --gold2:   #5e4610;
  --gold3:   #3e2e08;
  --red:     #8a1820;
  --green:   #1e5828;
  --blue:    #1a2e6a;
  --purple:  #4a1878;
  --text:    #1e1810;
  --text2:   #5a4c38;
  --text3:   #8a7a5a;
  --shadow:  0 4px 20px rgba(0,0,0,0.12);
  --glow:    0 0 14px rgba(120,90,20,0.18);
}

* { margin:0; padding:0; box-sizing:border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 1.12rem;
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse at 20% 30%, rgba(200,168,74,0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 70%, rgba(136,85,204,0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(180,140,50,0.04) 0%, transparent 50%);
  transition: background 0.3s, color 0.3s;
}

[data-theme="light"] body {
  background-image:
    radial-gradient(ellipse at 20% 20%, rgba(120,90,20,0.07) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 80%, rgba(74,24,120,0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(138,24,32,0.03) 0%, transparent 50%);
}

/* ========== HEADER ========== */
.header {
  text-align: center;
  padding: 36px 20px 22px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(200,168,74,0.05) 0%, transparent 100%);
  position: relative;
  transition: background 0.3s, border-color 0.3s;
}
.header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 15%; right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200,168,74,0.55), transparent);
}
[data-theme="light"] .header {
  background: linear-gradient(180deg, rgba(120,90,20,0.07) 0%, transparent 100%);
}
[data-theme="light"] .header::after {
  background: linear-gradient(90deg, transparent, rgba(120,90,20,0.5), transparent);
}
.header h1 {
  font-family: 'Noto Serif TC', serif;
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--gold2);
  letter-spacing: 0.18em;
  text-shadow: 0 0 40px rgba(200,168,74,0.45), 0 0 80px rgba(136,85,20,0.2);
}
[data-theme="light"] .header h1 {
  text-shadow: 0 0 30px rgba(120,90,20,0.25);
}
.header p { color: var(--text3); font-size: 1.05rem; margin-top: 8px; letter-spacing: 0.12em; }

/* ========== LAYOUT ========== */
.container { max-width: 1400px; margin: 0 auto; padding: 20px; }

/* ========== INPUT SECTION ========== */
.input-section {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}
.input-section h2 {
  font-family: 'Noto Serif TC', serif;
  font-size: 1.2rem;
  color: var(--gold);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.input-section h2::before { content: '◈'; font-size: 1rem; color: var(--text3); }

.input-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  align-items: end;
}
.input-grid .btn-primary {
  grid-column: 1 / -1;
  justify-self: center;
  min-width: 200px;
  margin-top: 4px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 1rem;
  color: var(--text2);
  letter-spacing: 0.04em;
}
.form-group input, .form-group select {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 12px;
  color: var(--text);
  font-size: 1rem;
  font-family: 'Noto Sans TC', sans-serif;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus, .form-group select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(210,200,175,0.12);
}
.form-group select option { background: var(--bg3); color: var(--text); }
[data-theme="light"] .form-group select option { background: var(--bg3); color: var(--text); }

.btn-primary {
  background: linear-gradient(135deg, #1e1a10 0%, #352c1a 40%, #1e1a10 100%);
  color: var(--gold2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 10px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: 'Noto Sans TC', sans-serif;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: all 0.2s;
  white-space: nowrap;
  align-self: end;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #2e2618 0%, #4a3c22 40%, #2e2618 100%);
  border-color: var(--gold);
  box-shadow: 0 0 22px rgba(200,168,74,0.28), 0 4px 12px rgba(0,0,0,0.5);
  color: var(--gold3);
}
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

[data-theme="light"] .btn-primary {
  background: linear-gradient(135deg, #3e2e0a 0%, #5e4616 40%, #3e2e0a 100%);
  color: #f2d888;
  border-color: #8a6828;
}
[data-theme="light"] .btn-primary:hover {
  background: linear-gradient(135deg, #503c10 0%, #6e5420 40%, #503c10 100%);
  box-shadow: 0 0 18px rgba(120,90,20,0.3), 0 4px 10px rgba(0,0,0,0.15);
}

/* ========== TABS ========== */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  overflow-x: auto;
  padding-bottom: 4px;
  align-items: flex-end;
}
.tab-btn {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px 8px 0 0;
  padding: 8px 18px 7px;
  color: var(--text2);
  font-size: 1rem;
  font-family: 'Noto Sans TC', sans-serif;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  border-bottom: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}
.tab-btn.active {
  background: var(--bg3);
  color: var(--gold2);
  border-color: var(--border2);
  border-bottom: 1px solid var(--bg3);
}
.tab-btn:hover:not(.active) { color: var(--text); border-color: var(--border2); }

/* ── 頁籤門檻標示：免費／會員／儲值（點＋文字） ── */
.tab-gap { width: 14px; flex: none; position: relative; align-self: stretch; }
.tab-gap::after {
  content: ''; position: absolute; left: 50%; top: 8px; bottom: 8px; width: 1px;
  background: var(--border2);
}
.tier-row { display: flex; align-items: center; gap: 4px; font-size: 0.64rem; letter-spacing: 0.02em; }
.tier-dot { width: 5px; height: 5px; border-radius: 50%; flex: none; }
.dot-free   { background: var(--green); }
.dot-member { background: var(--gold2); }
.dot-credit { background: var(--purple); }
.txt-free   { color: var(--green); }
.txt-member { color: var(--gold2); }
.txt-credit { color: var(--purple); }

/* ========== CHART ========== */
.chart-wrapper { display: none; }
.chart-wrapper.active { display: block; }

.chart-container {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.palace-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(4, minmax(220px, auto));
  gap: 4px;
  max-width: 900px;
  margin: 0 auto;
}

/* ========== STAR STYLES ========== */
.star {
  font-size: 1.2rem;
  padding: 1px 4px;
  border-radius: 3px;
  font-family: 'Noto Serif TC', serif;
  display: inline-flex;
  align-items: baseline;
  gap: 1px;
}
.star.main    { color: #e8e4f0; font-weight: 600; }
.star.auxiliary { color: var(--green); font-size: 0.88rem; }
.star.煞       { color: var(--red); font-size: 0.88rem; }
.star small   { font-size: 0.8em; margin-left: 1px; opacity: 0.85; }

/* 廟旺等級顏色：套在 <small> 標籤上，星名白金色 */
small.miao { color: #ffffff; text-shadow: 0 0 8px rgba(255,255,255,0.80), 0 0 18px rgba(200,220,255,0.50); }
small.wang { color: #e8eaf8; }
small.de   { color: #ccd0e0; }
small.li   { color: #b0b4c8; }
small.ping { color: #9098b0; }
small.bu   { color: #707890; }
small.xian { color: #505870; }

[data-theme="light"] .star.main { color: #1a1a2e; }
[data-theme="light"] small.miao { color: #000010; text-shadow: 0 0 5px rgba(60,80,160,0.30); }
[data-theme="light"] small.wang { color: #1a1e3a; }
[data-theme="light"] small.de   { color: #2a3050; }
[data-theme="light"] small.li   { color: #404868; }
[data-theme="light"] small.ping { color: #586080; }
[data-theme="light"] small.bu   { color: #707898; }
[data-theme="light"] small.xian { color: #9098b8; }

/* ========== PALACE ========== */
.palace.center-cell {
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.palace {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 8px 32px 6px;
  min-height: 220px;
  position: relative;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  overflow: hidden;
  font-size: 2.25em;
}
.palace:hover {
  border-color: var(--border2);
  background: rgba(210,200,175,0.03);
}
.palace.highlight {
  border-color: var(--gold);
  background: rgba(210,200,175,0.05);
}

.palace-ganzhi {
  position: absolute;
  top: 5px;
  right: 6px;
  font-size: 0.8rem;
  color: var(--text3);
  font-family: 'Noto Serif TC', serif;
  letter-spacing: 0.05em;
}

.palace-name-bottom {
  position: absolute;
  bottom: 5px;
  right: 6px;
  font-size: 1rem;
  color: var(--gold);
  font-family: 'Noto Serif TC', serif;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
}

.palace-daxian-age {
  position: absolute;
  bottom: 5px;
  left: 6px;
  font-size: 0.65rem;
  color: var(--blue);
  background: rgba(119,153,255,0.1);
  border-radius: 3px;
  padding: 1px 5px;
  line-height: 1.4;
}

.palace-stars-area {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin-top: 2px;
}

.palace-shensha {
  margin-top: 3px;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}

/* ========== CENTER INFO ========== */
.center-info { text-align: center; }
.center-info .person-name {
  font-family: 'Noto Serif TC', serif;
  font-size: 2.4rem;
  color: var(--gold2);
  margin-bottom: 4px;
}
.center-info .birth-info {
  font-size: 1.32rem;
  color: var(--text3);
  line-height: 2;
}
.center-info .wuxing-ju {
  margin-top: 8px;
  font-size: 1.5rem;
  color: var(--gold);
  font-family: 'Noto Serif TC', serif;
}

/* ========== MARKET TIME CARD ========== */
.market-time-card {
  border-radius: 12px;
  padding: 16px 18px;
  margin-bottom: 18px;
}
.market-time-card--gold {
  background: linear-gradient(135deg, rgba(200,168,74,0.07), rgba(200,168,74,0.03));
  border: 1px solid rgba(200,168,74,0.25);
}
.market-time-card--purple {
  background: linear-gradient(135deg, rgba(160,124,212,0.07), rgba(160,124,212,0.03));
  border: 1px solid rgba(160,124,212,0.25);
}
.market-time-card__title {
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.market-time-card--gold  .market-time-card__title { color: #c8a84a; }
.market-time-card--purple .market-time-card__title { color: #a07cd4; }
.market-time-card__hint {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text3);
  margin-left: 4px;
}
.market-time-card__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}
.market-time-field { display: flex; flex-direction: column; gap: 5px; }
.market-time-field--wide { grid-column: 1 / -1; }
.market-time-field label {
  font-size: 0.78rem;
  color: var(--text3);
  letter-spacing: 0.04em;
}
.market-time-input {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 0.88rem;
  outline: none;
  width: 100%;
  box-sizing: border-box;
  transition: border-color 0.2s;
}
.market-time-input:focus { border-color: var(--border2); }
.market-time-gz {
  font-size: 0.9rem;
  color: var(--gold);
  padding: 8px 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  min-height: 36px;
  line-height: 1.8;
  letter-spacing: 0.08em;
}
@media (max-width: 480px) {
  .market-time-card__body { grid-template-columns: 1fr; }
  .market-time-field--wide { grid-column: 1; }
  .market-time-card__hint { display: none; }
}

/* ========== MARKET DISCLAIMER ========== */
.market-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: rgba(200,168,74,0.06);
  border: 1px solid rgba(200,168,74,0.2);
  border-radius: 8px;
  padding: 10px 14px;
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--text2);
  line-height: 1.7;
}
.market-disclaimer i { color: #c8a84a; margin-top: 2px; flex-shrink: 0; }
.market-disclaimer strong { color: #c8a84a; }
.market-disclaimer--purple {
  background: rgba(160,124,212,0.06);
  border-color: rgba(160,124,212,0.2);
}
.market-disclaimer--purple i,
.market-disclaimer--purple strong { color: #a07cd4; }

/* ========== 儲值專屬結果外框 ========== */
.ai-result-wrap.premium {
  border: 1px solid rgba(200,168,74,0.4);
  border-radius: 12px;
  padding: 4px;
  background: linear-gradient(135deg, rgba(200,168,74,0.07), rgba(160,119,221,0.05));
  box-shadow: 0 0 0 1px rgba(200,168,74,0.08), 0 4px 20px rgba(0,0,0,0.22);
}
.ai-result-wrap.premium .ai-result-body { padding: 0 10px 8px; }
.premium-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold2);
  background: rgba(200,168,74,0.1);
  border: 1px solid rgba(200,168,74,0.3);
  border-radius: 6px;
  padding: 5px 14px;
  margin: 10px 10px 12px;
  text-shadow: 0 0 8px rgba(200,168,74,0.3);
}
.premium-badge::before, .premium-badge::after { content: '✦'; color: var(--gold); }
[data-theme="light"] .ai-result-wrap.premium {
  background: linear-gradient(135deg, rgba(120,90,20,0.06), rgba(74,24,120,0.04));
  box-shadow: 0 0 0 1px rgba(120,90,20,0.1), 0 4px 16px rgba(0,0,0,0.08);
}

/* ========== ANALYSIS PANEL ========== */
.analysis-panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}
.analysis-panel h3 {
  font-family: 'Noto Serif TC', serif;
  color: var(--gold);
  font-size: 1.1rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.analysis-panel h3::before { content: '✦'; font-size: 0.85rem; color: var(--text3); }

.analysis-text {
  color: var(--text);
  font-size: 1.05rem;
  line-height: 2;
  white-space: normal;
  word-break: break-word;
}

.loading-dots::after {
  content: '…';
  animation: dotPulse 1.2s infinite;
}
@keyframes dotPulse {
  0%,100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ========== LIUNIAN TABS ========== */
.sub-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.sub-tab-btn {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 16px;
  color: var(--text2);
  font-size: 0.92rem;
  font-family: 'Noto Sans TC', sans-serif;
  cursor: pointer;
  transition: all 0.15s;
}
.sub-tab-btn.active {
  background: rgba(210,200,175,0.08);
  border-color: var(--border2);
  color: var(--gold2);
}
.sub-tab-btn:hover:not(.active) { border-color: var(--border2); color: var(--text); }

/* ========== DAXIAN SECTION ========== */
.daxian-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}
.daxian-item {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}
.daxian-item:hover, .daxian-item.active {
  border-color: var(--border2);
  background: rgba(210,200,175,0.06);
}
.daxian-item .age-range { font-size: 1.23rem; color: var(--text3); }
.daxian-item .palace-label { font-size: 1.4rem; color: var(--gold); font-family: 'Noto Serif TC', serif; }

/* ========== FOUR TRANSFORMATIONS TABLE ========== */
.sihua-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin-top: 8px;
}
.sihua-table th {
  background: rgba(210,200,175,0.07);
  color: var(--gold);
  padding: 9px 12px;
  text-align: center;
  border: 1px solid var(--border);
  font-family: 'Noto Serif TC', serif;
  font-weight: 500;
}
.sihua-table td {
  padding: 8px 12px;
  border: 1px solid var(--border);
  text-align: center;
  color: var(--text);
  font-size: 0.95rem;
}
.sihua-table tr:hover td { background: rgba(210,200,175,0.03); }
.sihua-lv   { color: var(--gold2); font-weight: 600; }
.sihua-quan { color: var(--red); font-weight: 600; }
.sihua-ke   { color: var(--blue); font-weight: 600; }
.sihua-ji   { color: #ff6677; font-weight: 600; }

/* ========== BRIGHTNESS TABLE ========== */
.brightness-info {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
.brightness-tag {
  font-size: 0.85rem;
  padding: 2px 10px;
  border-radius: 12px;
  border: 1px solid;
}
.brightness-tag.廟 { color: #fff8e0; border-color: rgba(200,168,74,0.6);  background: rgba(200,168,74,0.12); text-shadow: 0 0 6px rgba(200,168,74,0.45); }
.brightness-tag.旺 { color: #f0e4b8; border-color: rgba(180,150,60,0.5);  background: rgba(180,150,60,0.09); }
.brightness-tag.得 { color: #d8c888; border-color: rgba(160,130,50,0.4);  background: rgba(160,130,50,0.07); }
.brightness-tag.利 { color: #a89060; border-color: rgba(130,100,40,0.35); background: rgba(130,100,40,0.06); }
.brightness-tag.平 { color: #706040; border-color: rgba(100,80,30,0.3);   background: rgba(100,80,30,0.05); }
.brightness-tag.不 { color: #484028; border-color: rgba(70,55,20,0.3);    background: rgba(70,55,20,0.05); }
.brightness-tag.陷 { color: #2c2416; border-color: rgba(45,35,15,0.3);    background: rgba(45,35,15,0.05); }

[data-theme="light"] .brightness-tag.廟 { color: #1a1000; border-color: rgba(80,60,0,0.6);   background: rgba(80,60,0,0.1);  text-shadow: none; }
[data-theme="light"] .brightness-tag.旺 { color: #2e2208; border-color: rgba(80,60,0,0.5);   background: rgba(80,60,0,0.07); }
[data-theme="light"] .brightness-tag.得 { color: #3e3010; border-color: rgba(80,60,0,0.4);   background: rgba(80,60,0,0.05); }
[data-theme="light"] .brightness-tag.利 { color: #5a4820; border-color: rgba(90,72,30,0.35); background: rgba(90,72,30,0.05); }
[data-theme="light"] .brightness-tag.平 { color: #7a6640; border-color: rgba(100,85,45,0.3); background: rgba(100,85,45,0.04); }
[data-theme="light"] .brightness-tag.不 { color: #9a8660; border-color: rgba(110,95,55,0.25);background: rgba(110,95,55,0.04); }
[data-theme="light"] .brightness-tag.陷 { color: #baa888; border-color: rgba(130,110,70,0.2);background: rgba(130,110,70,0.03); }

/* ========== COMPASS LABELS ========== */
.compass-wrap {
  position: relative;
  max-width: 920px;
  margin: 0 auto;
}
.compass-label {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text3);
  letter-spacing: 0.08em;
  padding: 3px 0;
}
.compass-sides {
  display: flex;
  align-items: stretch;
}
.compass-side {
  writing-mode: vertical-rl;
  font-size: 0.76rem;
  color: var(--text3);
  padding: 0 4px;
  display: flex;
  align-items: center;
  letter-spacing: 0.1em;
}

/* ========== DAXIAN BOTTOM TABLE ========== */
.daxian-bottom-table {
  max-width: 920px;
  margin: 8px auto 0;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.daxian-bottom-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.daxian-bottom-table th {
  background: rgba(210,200,175,0.07);
  color: var(--gold);
  padding: 6px 4px;
  text-align: center;
  border: 1px solid var(--border);
  font-weight: 500;
  white-space: nowrap;
}
.daxian-bottom-table td {
  padding: 5px 4px;
  border: 1px solid var(--border);
  text-align: center;
  color: var(--text2);
  white-space: nowrap;
}
.daxian-bottom-table td.active-dx {
  color: var(--gold2);
  background: rgba(210,200,175,0.07);
  font-weight: 600;
}

/* ========== PALACE DETAIL MODAL ========== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.75);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 12px;
  padding: 24px;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.9), 0 0 40px rgba(0,0,0,0.5);
}
.modal h3 {
  font-family: 'Noto Serif TC', serif;
  color: var(--gold2);
  font-size: 1.3rem;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  color: var(--text3);
  font-size: 1.2rem;
  cursor: pointer;
}
.modal-close:hover { color: var(--gold); }

/* ========== PLACEHOLDER ========== */
.placeholder {
  text-align: center;
  padding: 24px 20px;
  color: var(--text3);
}
.placeholder .icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.3;
}
.placeholder p { font-size: 1.02rem; line-height: 2; }

/* ========== RESPONSIVE ========== */
/* ========== MOBILE 700px ========== */
@media (max-width: 700px) {
  /* Header — 改為垂直堆疊：標題在上，member-bar 在下置中 */
  .header { padding: 16px 14px 12px; }
  .header-title-row { flex-direction: column; align-items: center; gap: 10px; }
  .header-spacer { display: none; }
  .header-center { flex: none; width: 100%; }
  .header-top-right { flex: none; width: 100%; display: flex; justify-content: center; }
  #member-bar { align-items: center; }
  #member-status-row { justify-content: center; flex-wrap: wrap; }
  #member-action-row { justify-content: center; flex-wrap: wrap; }
  .header h1 { font-size: 1.9rem; letter-spacing: 0.1em; }
  .header p  { font-size: 0.85rem; }
  .member-status-text { font-size: 0.72rem; }
  .ai-quota-badge-el  { font-size: 0.68rem; padding: 2px 8px; }
  .btn-header-sm { font-size: 0.7rem; padding: 5px 12px; }
  .theme-toggle  { font-size: 0.72rem; padding: 5px 10px; }

  /* Container */
  .container { padding: 12px; }

  /* Input section */
  .input-section { padding: 14px 12px; }
  .input-section h2 { font-size: 1rem; margin-bottom: 10px; }
  .input-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
  }
  /* 姓名 佔滿一行 */
  .input-grid .form-group:nth-child(1) { grid-column: 1 / -1; }
  /* 時辰 佔兩格 */
  .input-grid .form-group:nth-child(5) { grid-column: span 2; }

  .form-group label  { font-size: 0.82rem; }
  .form-group input,
  .form-group select { font-size: 0.95rem; padding: 9px 8px; }

  /* Palace grid */
  .palace-grid {
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, minmax(110px, auto));
  }
  .palace              { min-height: 110px; padding: 4px 4px 22px 4px; font-size: 1rem; }
  .star                { font-size: 0.9rem; }
  .star.auxiliary,
  .star.煞             { font-size: 0.72rem; }
  .star small          { font-size: 0.8em; }
  .palace-ganzhi       { font-size: 0.72rem; top: 3px; right: 4px; }
  .palace-name-bottom  { font-size: 0.84rem; bottom: 3px; right: 4px; }
  .palace-daxian-age   { font-size: 0.58rem; bottom: 3px; left: 3px; padding: 1px 3px; }
  .palace-stars-area   { gap: 1px; }
  .palace-shensha      { gap: 1px; margin-top: 1px; }

  /* Chart container */
  .chart-container { padding: 12px; border-radius: 8px; margin-bottom: 12px; }

  /* Tabs — 可橫向滑動，隱藏 scrollbar */
  .tabs {
    gap: 3px;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
  }
  .tabs::-webkit-scrollbar { display: none; }
  .tab-btn { padding: 7px 13px; font-size: 0.85rem; white-space: nowrap; flex-shrink: 0; }

  /* Modals */
  #lock-screen > div { padding: 28px 20px; width: 94%; }
  #profileModal > div { max-height: 92vh; overflow-y: auto; }
}

/* ========== MOBILE 480px ========== */
@media (max-width: 480px) {
  /* Header */
  .header { padding: 14px 10px 10px; }
  .header h1 { font-size: 1.55rem; letter-spacing: 0.06em; }
  .header p  { font-size: 0.78rem; margin-top: 3px; }
  .btn-header-sm { font-size: 0.66rem; padding: 4px 10px; }
  .theme-toggle  { font-size: 0.66rem; padding: 4px 9px; gap: 3px; }

  /* Container */
  .container { padding: 8px; }

  /* Input section */
  .input-section { padding: 12px 10px; }
  .input-section h2 { font-size: 1rem; margin-bottom: 10px; }
  .input-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .form-group label  { font-size: 0.8rem; }
  .form-group input,
  .form-group select { font-size: 0.88rem; padding: 7px 8px; }
  .input-grid .btn-primary { min-width: 0; width: 100%; }

  /* Chart container */
  .chart-container { padding: 6px; border-radius: 6px; margin-bottom: 8px; }

  /* Palace grid */
  .palace-grid {
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, minmax(88px, auto));
  }
  .palace              { min-height: 88px; padding: 3px 3px 20px 3px; font-size: 0.7rem; }
  .star                { font-size: 0.74rem; padding: 0 2px; gap: 0; }
  .star.auxiliary,
  .star.煞             { font-size: 0.6rem; }
  .star small          { font-size: 0.8em; margin-left: 0; }
  .palace-ganzhi       { font-size: 0.6rem; top: 2px; right: 3px; letter-spacing: 0; }
  .palace-name-bottom  { font-size: 0.68rem; bottom: 2px; right: 3px; }
  .palace-daxian-age   { font-size: 0.5rem; bottom: 2px; left: 2px; padding: 0 2px; }
  .palace-stars-area   { gap: 0; margin-top: 1px; }
  .palace-shensha      { gap: 0; margin-top: 1px; }

  /* Tabs */
  .tab-btn { padding: 6px 10px; font-size: 0.78rem; }

  /* AI 輸出卡片不溢出 */
  .ai-result-card { min-width: 0; width: 100%; padding: 24px 16px; box-sizing: border-box; }

  /* Modals full-width */
  #lock-screen > div { padding: 22px 14px; width: 96%; border-radius: 10px; }
  .modal-overlay > .modal { margin: 8px; }
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

/* ========== YEAR SELECTOR ========== */
.year-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.year-selector label { font-size: 1rem; color: var(--text2); }
.year-selector input, .year-selector select {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  color: var(--text);
  font-size: 1rem;
  font-family: 'Noto Sans TC', sans-serif;
  outline: none;
  width: 90px;
}
.year-selector input:focus, .year-selector select:focus { border-color: var(--gold); }

.btn-sm {
  background: rgba(210,200,175,0.08);
  border: 1px solid var(--border2);
  border-radius: 6px;
  padding: 6px 16px;
  color: var(--gold2);
  font-size: 0.92rem;
  cursor: pointer;
  font-family: 'Noto Sans TC', sans-serif;
  transition: all 0.15s;
}
.btn-sm:hover {
  background: rgba(210,200,175,0.15);
  border-color: var(--gold);
}

.ai-provider-btn {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 16px;
  color: var(--text2);
  font-size: 0.92rem;
  font-family: 'Noto Sans TC', sans-serif;
  cursor: pointer;
  transition: all 0.15s;
}
.ai-provider-btn:hover { border-color: var(--border2); color: var(--text); }
.ai-provider-btn.active {
  background: rgba(200,168,74,0.08);
  border-color: var(--border2);
  color: var(--gold2);
}
.provider-panel { animation: fadeIn 0.2s ease; }
@keyframes fadeIn { from { opacity:0; transform:translateY(-4px); } to { opacity:1; transform:none; } }

.info-tag {
  display: inline-block;
  font-size: 0.82rem;
  padding: 2px 9px;
  border-radius: 10px;
  margin: 2px;
}
.info-tag.ming    { background: rgba(200,168,74,0.1);   color: var(--gold2);   border: 1px solid rgba(200,168,74,0.25); }
.info-tag.shen    { background: rgba(85,170,120,0.1);   color: var(--green);   border: 1px solid rgba(85,170,120,0.25); }
.info-tag.laiyuan { background: rgba(100,136,187,0.1);  color: var(--blue);    border: 1px solid rgba(100,136,187,0.25); }

/* ========== HEADER MEMBER BUTTONS ========== */
.btn-header-sm {
  background: rgba(200,168,74,0.12);
  border: 1px solid rgba(200,168,74,0.35);
  border-radius: 6px;
  padding: 5px 14px;
  color: var(--gold2);
  font-size: 0.72rem;
  font-family: 'Noto Sans TC', sans-serif;
  cursor: pointer;
  transition: all 0.15s;
  font-weight: 500;
}
.btn-header-sm:hover {
  border-color: var(--gold);
  background: rgba(200,168,74,0.22);
  box-shadow: 0 0 8px rgba(200,168,74,0.15);
}

/* ========== HEADER CONTROLS (theme toggle + member bar in one row) ========== */
.header-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  width: 100%;
}
.header-spacer {
  flex: 1;
}
.header-center {
  flex: 1;
  text-align: center;
}
.header-top-right {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
}

/* ── member-bar ─────────────────────────────────────── */
#member-bar {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

/* ── 狀態列：純資訊，視覺上像標籤條 ── */
#member-status-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 10px;
  cursor: default;
  -webkit-user-select: none;
  user-select: none;
}
[data-theme="light"] #member-status-row {
  background: rgba(0,0,0,0.03);
}
.member-status-text {
  font-size: 0.75rem;
  color: var(--text2);
  letter-spacing: 0.02em;
}
/* AI quota：純文字感，不像按鈕 */
.ai-quota-badge-el {
  font-size: 0.68rem;
  padding: 0;
  border: none;
  background: none;
  color: var(--gold);
  border-left: 1px solid var(--border2);
  padding-left: 8px;
  margin-left: 2px;
  line-height: 1.4;
}

/* ── 操作列：明確的按鈕群 ── */
#member-action-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* 登出按鈕：低調但有邊框 */
.btn-header-logout {
  color: var(--text3) !important;
  background: transparent !important;
  border-color: var(--border) !important;
  font-size: 0.68rem !important;
}
.btn-header-logout:hover {
  color: var(--text2) !important;
  border-color: var(--border2) !important;
  background: rgba(255,255,255,0.04) !important;
}

/* ========== THEME TOGGLE ========== */
.theme-toggle {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 20px;
  padding: 5px 14px;
  color: var(--gold);
  font-size: 0.8rem;
  font-family: 'Noto Sans TC', sans-serif;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
  letter-spacing: 0.05em;
}
.theme-toggle:hover {
  border-color: var(--gold);
  color: var(--gold2);
  box-shadow: var(--glow);
}
.theme-toggle .toggle-icon { font-size: 1rem; line-height: 1; }

/* ========== LIGHT MODE MISC OVERRIDES ========== */
[data-theme="light"] .palace:hover {
  background: rgba(120,90,20,0.04);
}
[data-theme="light"] .palace.highlight {
  border-color: var(--gold);
  background: rgba(120,90,20,0.06);
}
[data-theme="light"] .sihua-table th {
  background: rgba(120,90,20,0.07);
}
[data-theme="light"] .sihua-table tr:hover td {
  background: rgba(120,90,20,0.04);
}
[data-theme="light"] .daxian-bottom-table th {
  background: rgba(120,90,20,0.07);
}
[data-theme="light"] .daxian-bottom-table td.active-dx {
  background: rgba(120,90,20,0.08);
}
[data-theme="light"] .tab-btn.active {
  background: var(--bg3);
  color: var(--gold);
}
[data-theme="light"] .sub-tab-btn.active {
  background: rgba(120,90,20,0.08);
  color: var(--gold);
}
[data-theme="light"] .daxian-item:hover,
[data-theme="light"] .daxian-item.active {
  background: rgba(120,90,20,0.07);
}
[data-theme="light"] ::-webkit-scrollbar-track { background: var(--bg2); }
[data-theme="light"] ::-webkit-scrollbar-thumb { background: var(--border2); }
[data-theme="light"] .btn-sm {
  background: rgba(120,90,20,0.1);
  color: var(--gold);
}
[data-theme="light"] .btn-sm:hover {
  background: rgba(120,90,20,0.18);
}

/* ========== AI LOADING OVERLAY ========== */
#ai-loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9900;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
}
#ai-loading-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.ai-loading-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 38px 52px;
  text-align: center;
  min-width: 230px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(200,168,74,0.08);
  animation: aiCardIn 0.28s cubic-bezier(0.34,1.56,0.64,1) both;
}
@keyframes aiCardIn {
  from { transform: scale(0.88); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}
.ai-spinner-ring {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  position: relative;
}
.ai-spinner-ring::before,
.ai-spinner-ring::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
}
.ai-spinner-ring::before {
  border: 3px solid rgba(200,168,74,0.15);
}
.ai-spinner-ring::after {
  border: 3px solid transparent;
  border-top-color: var(--gold);
  border-right-color: rgba(200,168,74,0.4);
  animation: aiRingSpin 0.85s linear infinite;
}
@keyframes aiRingSpin {
  to { transform: rotate(360deg); }
}
.ai-loading-title {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.ai-loading-hint {
  color: var(--text3);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
}

/* ========== MOBILE UX ENHANCEMENTS ========== */

/* ── Sub-tabs：橫向滑動，不換行 ── */
@media (max-width: 700px) {
  .sub-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 4px;
  }
  .sub-tabs::-webkit-scrollbar { display: none; }
  .sub-tab-btn {
    flex-shrink: 0;
    white-space: nowrap;
    font-size: 0.82rem;
    padding: 6px 12px;
  }

  /* ── 命盤中央格：縮小字體 ── */
  .center-info .person-name { font-size: 1.55rem; }
  .center-info .birth-info  { font-size: 0.9rem; line-height: 1.65; }
  .center-info .wuxing-ju   { font-size: 1.05rem; margin-top: 4px; }

  /* ── 大限格子：縮小 ── */
  .daxian-grid { grid-template-columns: repeat(auto-fill, minmax(85px, 1fr)); gap: 6px; }
  .daxian-item { padding: 6px 6px; }
  .daxian-item .age-range    { font-size: 0.95rem; }
  .daxian-item .palace-label { font-size: 1.2rem; }

  /* ── 分析面板 ── */
  .analysis-panel { padding: 14px 12px; }
  .analysis-panel h3 { font-size: 1rem; margin-bottom: 12px; }

  /* ── AI 載入卡 ── */
  .ai-loading-card { padding: 28px 36px; }
}

@media (max-width: 480px) {
  /* ── 命盤中央格 ── */
  .center-info .person-name { font-size: 1.1rem; }
  .center-info .birth-info  { font-size: 0.7rem; line-height: 1.55; }
  .center-info .wuxing-ju   { font-size: 0.82rem; margin-top: 3px; }

  /* ── 大限格子 ── */
  .daxian-grid { grid-template-columns: repeat(auto-fill, minmax(66px, 1fr)); gap: 4px; }
  .daxian-item { padding: 5px 4px; }
  .daxian-item .age-range    { font-size: 0.82rem; }
  .daxian-item .palace-label { font-size: 0.95rem; }

  /* ── 超小螢幕：頁籤只留門檻色點，文字收起省空間（點本身不隱藏，維持付費警示） ── */
  .tab-btn .tier-text { display: none; }

  /* ── 分析面板 ── */
  .analysis-panel { padding: 12px 10px; }
  .analysis-panel h3 { font-size: 0.92rem; margin-bottom: 10px; }
  .analysis-text { font-size: 0.95rem; line-height: 1.9; }

  /* ── 分析面板內按鈕行垂直排列 ── */
  .analysis-panel > div.btn-row { flex-direction: column; align-items: stretch; }
  .analysis-panel > div.btn-row .btn-primary { width: 100%; }

  /* ── AI 載入卡 ── */
  .ai-loading-card { padding: 22px 20px; min-width: 0; width: calc(100vw - 48px); }

  /* ── 個人資料 Modal 側邊距 ── */
  #profileModal > div > div:first-child { padding-left: 16px !important; padding-right: 16px !important; }
  #profileModal > div > div:last-child  { padding-left: 16px !important; padding-right: 16px !important; }

  /* ── 聯絡 Modal：姓名/Email 改一欄 ── */
  #contact-modal .modal > div > div:first-child { grid-template-columns: 1fr !important; }

  /* ── 流月流日 / 流年 / 股市 / 加密 按鈕行垂直排列 ── */
  .panel-btn-row { flex-direction: column; align-items: stretch !important; }
  .panel-btn-row .btn-primary { width: 100%; }
  .analysis-panel > div[style*="gap:8px"][style*="flex-wrap"] .btn-primary { width: 100%; }
}