/* ========== 基础变量 ========== */
:root {
    --ink: #1a1a1a;
    --ink-light: #2d2d2d;
    --paper: #f5f0e8;
    --paper-dark: #e8e0d0;
    --paper-light: #faf7f0;
    --gold: #c9a96e;
    --gold-dark: #a8893e;
    --gold-light: #e0c992;
    --red: #c23a2e;
    --red-dark: #8b1a1a;
    --red-light: #e85d51;
    --wood-color: #4a9e5c;
    --fire-color: #d94f3b;
    --earth-color: #c9a43e;
    --metal-color: #b8b8b8;
    --water-color: #3a7ec2;
    --text: #3d3428;
    --text-muted: #8a7e6e;
    --font-serif: 'Noto Serif SC', 'SimSun', serif;
    --font-sans: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    --transition: 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; }
body { font-family: var(--font-sans); background: var(--paper); color: var(--text); line-height: 1.8; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }

/* ========== 导航 ========== */
.navbar { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; padding: 16px 0; transition: var(--transition); }
.navbar.scrolled { background: rgba(245,240,232,0.95); backdrop-filter: blur(12px); padding: 10px 0; box-shadow: 0 2px 20px rgba(0,0,0,0.08); border-bottom: 1px solid rgba(201,169,110,0.2); }
.nav-container { max-width: 1100px; margin: 0 auto; padding: 0 32px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-seal { width: 36px; height: 36px; background: var(--red); color: var(--paper); font-family: var(--font-serif); font-size: 16px; font-weight: 700; display: flex; align-items: center; justify-content: center; border-radius: 4px; letter-spacing: 2px; }
.logo-text { font-family: var(--font-serif); font-size: 18px; font-weight: 700; color: var(--ink); letter-spacing: 2px; }
.nav-links { display: flex; list-style: none; gap: 36px; }
.nav-links a { font-family: var(--font-serif); font-size: 15px; color: var(--text-muted); transition: var(--transition); letter-spacing: 2px; }
.nav-links a:hover { color: var(--red); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 22px; height: 2px; background: var(--ink); transition: var(--transition); }

/* ========== Hero ========== */
.hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; background: linear-gradient(180deg, #1a1a1a 0%, #2d2520 40%, #3d3428 100%); overflow: hidden; }
.ink-bg { position: absolute; inset: 0; background: radial-gradient(ellipse at 20% 80%, rgba(201,169,110,0.08) 0%, transparent 50%), radial-gradient(ellipse at 80% 20%, rgba(194,58,46,0.06) 0%, transparent 50%); }
.hero-content { text-align: center; z-index: 2; padding: 0 20px; }
.hero-seal { width: 80px; height: 80px; margin: 0 auto 32px; background: var(--red); color: var(--paper); font-family: var(--font-serif); font-size: 40px; font-weight: 900; display: flex; align-items: center; justify-content: center; border-radius: 8px; box-shadow: 0 4px 20px rgba(194,58,46,0.4); animation: sealPulse 3s ease-in-out infinite; }
@keyframes sealPulse { 0%,100% { box-shadow: 0 4px 20px rgba(194,58,46,0.4); } 50% { box-shadow: 0 4px 40px rgba(194,58,46,0.6); } }
.hero-title { font-family: var(--font-serif); font-size: clamp(36px,7vw,72px); font-weight: 900; color: var(--paper); letter-spacing: 16px; margin-bottom: 16px; animation: fadeUp 1s ease-out; }
.hero-subtitle { font-family: var(--font-serif); font-size: clamp(14px,2vw,18px); color: var(--gold); letter-spacing: 6px; margin-bottom: 24px; animation: fadeUp 1s ease-out 0.2s both; }
.hero-desc { font-size: 15px; color: rgba(245,240,232,0.6); margin-bottom: 48px; letter-spacing: 2px; animation: fadeUp 1s ease-out 0.4s both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.btn-start { display: inline-block; padding: 16px 48px; background: transparent; border: 1px solid var(--gold); color: var(--gold); font-family: var(--font-serif); font-size: 16px; letter-spacing: 6px; cursor: pointer; transition: var(--transition); animation: fadeUp 1s ease-out 0.6s both; }
.btn-start:hover { background: var(--gold); color: var(--ink); }
.cloud { position: absolute; width: 600px; height: 200px; background: radial-gradient(ellipse, rgba(245,240,232,0.04) 0%, transparent 70%); border-radius: 50%; }
.cloud-1 { bottom: 10%; left: -10%; animation: cloudDrift 20s linear infinite; }
.cloud-2 { top: 20%; right: -15%; animation: cloudDrift 25s linear infinite reverse; }
.cloud-3 { bottom: 30%; right: 10%; animation: cloudDrift 18s linear infinite 5s; }
@keyframes cloudDrift { 0% { transform: translateX(0); } 50% { transform: translateX(80px); } 100% { transform: translateX(0); } }

/* ========== 通用区块 ========== */
.section-container { max-width: 1100px; margin: 0 auto; padding: 0 32px; }
.section-header { text-align: center; margin-bottom: 48px; }
.header-decoration { font-size: 28px; color: var(--gold); margin-bottom: 12px; letter-spacing: 4px; }
.section-header h2 { font-family: var(--font-serif); font-size: clamp(24px,4vw,36px); font-weight: 700; color: var(--ink); letter-spacing: 8px; margin-bottom: 12px; }
.section-header p { font-size: 14px; color: var(--text-muted); letter-spacing: 2px; }

/* ========== 八字排盘区 ========== */
.bazi-section { padding: 100px 0 80px; background: var(--paper); position: relative; }
.bazi-section::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--gold-light), transparent); }

/* ========== 输入面板 ========== */
.input-panel { max-width: 860px; margin: 0 auto 60px; }
.input-card { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; box-shadow: 0 4px 24px rgba(0,0,0,0.04); }
.input-row { display: grid; grid-template-columns: 1fr 0.7fr 0.7fr 2fr 0.7fr; gap: 16px; margin-bottom: 20px; }
.input-row-top { grid-template-columns: 1fr 1fr auto; margin-bottom: 20px; }
.input-group label { display: block; font-family: var(--font-serif); font-size: 13px; color: var(--text-muted); margin-bottom: 8px; letter-spacing: 2px; }
.input-group select,
.input-group input[type="text"] { width: 100%; padding: 10px 12px; border: 1px solid rgba(201,169,110,0.3); border-radius: 8px; background: var(--paper); color: var(--text); font-family: var(--font-sans); font-size: 14px; transition: var(--transition); box-sizing: border-box; }
#hour { min-width: 180px; }
.input-group select { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238a7e6e' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 30px; }
.input-group select:focus,
.input-group input:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(201,169,110,0.15); }

/* 日历切换按钮 */
.calendar-toggle { display: flex; gap: 0; border: 1px solid rgba(201,169,110,0.3); border-radius: 8px; overflow: hidden; }
.cal-btn { padding: 10px 20px; border: none; background: var(--paper); color: var(--text-muted); font-family: var(--font-serif); font-size: 14px; cursor: pointer; transition: var(--transition); letter-spacing: 2px; }
.cal-btn.active { background: var(--ink); color: var(--paper); }
.cal-btn:hover:not(.active) { background: var(--paper-dark); }

.btn-calculate { display: block; width: 100%; padding: 14px; background: var(--ink); color: var(--paper); border: none; border-radius: 8px; font-family: var(--font-serif); font-size: 16px; letter-spacing: 8px; cursor: pointer; transition: var(--transition); }
.btn-calculate:hover { background: var(--red-dark); }

/* ========== 结果区域 ========== */
.result-area { animation: fadeUp 0.6s ease-out; }
.result-title { font-family: var(--font-serif); font-size: 20px; font-weight: 700; color: var(--ink); letter-spacing: 4px; text-align: center; margin-bottom: 28px; position: relative; }
.result-title::after { content: ''; display: block; width: 40px; height: 2px; background: var(--gold); margin: 12px auto 0; }

/* ========== 命主摘要条 ========== */
.summary-bar { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: center; align-items: center; padding: 18px 28px; background: var(--ink); border-radius: 10px; margin-bottom: 28px; }
.summary-item { display: flex; align-items: center; gap: 6px; }
.summary-label { font-size: 12px; color: rgba(245,240,232,0.5); letter-spacing: 1px; }
.summary-value { font-family: var(--font-serif); font-size: 14px; color: var(--gold-light); font-weight: 600; letter-spacing: 1px; }
.summary-value.pillar-text { font-size: 16px; letter-spacing: 3px; color: var(--paper); }

/* ========== 四柱排盘表格 ========== */
.bazi-pillars { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; margin-bottom: 28px; overflow-x: auto; }
.pillars-table { max-width: 700px; margin: 0 auto; }
.pillar-table { width: 100%; border-collapse: separate; border-spacing: 0; text-align: center; }
.pillar-table th { font-family: var(--font-serif); font-size: 13px; color: var(--text-muted); letter-spacing: 2px; padding: 10px 8px; font-weight: 400; border-bottom: 2px solid rgba(201,169,110,0.3); }
.pillar-table td { padding: 10px 8px; border-bottom: 1px solid rgba(201,169,110,0.12); }
.pillar-label-col { font-size: 12px; color: var(--text-muted); letter-spacing: 2px; text-align: right; padding-right: 16px !important; white-space: nowrap; width: 70px; }
.day-col { background: rgba(194,58,46,0.03); }
th.day-col { border-bottom-color: var(--red); }
th.day-col small { color: var(--red); font-size: 11px; }

.row-gan td.gan-cell { font-family: var(--font-serif); font-size: 32px; font-weight: 900; line-height: 1.3; padding: 14px 8px; }
.row-zhi td.zhi-cell { font-family: var(--font-serif); font-size: 32px; font-weight: 900; line-height: 1.3; padding: 14px 8px; }
.row-canggan td.cg-cell { font-family: var(--font-serif); font-size: 14px; color: var(--text-muted); letter-spacing: 4px; }
.row-shishen td { font-size: 13px; color: var(--gold-dark); font-weight: 600; letter-spacing: 1px; }
.row-shishen-zhi td { font-size: 13px; color: var(--text-muted); }
.row-nayin td { font-size: 12px; color: var(--text-muted); letter-spacing: 1px; }

/* ========== 双栏布局 ========== */
.dual-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-bottom: 28px; }
.dual-panel .wuxing-panel,
.dual-panel .info-panel { margin-bottom: 0; }

/* ========== 五行分析 ========== */
.wuxing-panel { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; }
.wuxing-grid { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }
.wuxing-item { display: flex; align-items: center; gap: 12px; }
.wuxing-icon { width: 40px; height: 40px; min-width: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-serif); font-size: 16px; font-weight: 700; color: #fff; }
.wood .wuxing-icon { background: var(--wood-color); }
.fire .wuxing-icon { background: var(--fire-color); }
.earth .wuxing-icon { background: var(--earth-color); }
.metal .wuxing-icon { background: var(--metal-color); color: var(--ink); }
.water .wuxing-icon { background: var(--water-color); }
.wuxing-bar { flex: 1; height: 8px; background: rgba(0,0,0,0.06); border-radius: 4px; overflow: hidden; }
.wuxing-fill { height: 100%; border-radius: 4px; transition: width 1s ease-out; width: 0; }
.wood .wuxing-fill { background: var(--wood-color); }
.fire .wuxing-fill { background: var(--fire-color); }
.earth .wuxing-fill { background: var(--earth-color); }
.metal .wuxing-fill { background: var(--metal-color); }
.water .wuxing-fill { background: var(--water-color); }
.wuxing-count { font-size: 13px; color: var(--text-muted); min-width: 36px; text-align: right; }
.wuxing-summary { text-align: center; font-size: 13px; color: var(--text); padding: 14px; background: rgba(201,169,110,0.08); border-radius: 8px; line-height: 1.8; }

/* ========== 命理概要 ========== */
.info-panel { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; }
.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.info-item { text-align: center; padding: 12px 8px; background: var(--paper); border-radius: 8px; border: 1px solid rgba(201,169,110,0.15); }
.info-label { display: block; font-size: 11px; color: var(--text-muted); letter-spacing: 2px; margin-bottom: 4px; }
.info-value { display: block; font-family: var(--font-serif); font-size: 15px; font-weight: 700; color: var(--ink); }

/* ========== 神煞 ========== */
.shensha-panel { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; margin-bottom: 28px; }
.shensha-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.shensha-item { padding: 16px; background: var(--paper); border-radius: 8px; border: 1px solid rgba(201,169,110,0.15); text-align: center; transition: var(--transition); }
.shensha-item:hover { border-color: var(--gold); box-shadow: 0 2px 12px rgba(201,169,110,0.12); }
.shensha-name { font-family: var(--font-serif); font-size: 18px; font-weight: 700; color: var(--red-dark); margin-bottom: 4px; }
.shensha-pos { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; letter-spacing: 1px; }
.shensha-desc { font-size: 13px; color: var(--text); line-height: 1.6; }
.shensha-empty { text-align: center; color: var(--text-muted); font-size: 14px; padding: 20px; }

/* ========== 大运 ========== */
.dayun-panel { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; margin-bottom: 28px; }
.dayun-scroll { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 12px; }
.dayun-scroll::-webkit-scrollbar { height: 6px; }
.dayun-scroll::-webkit-scrollbar-track { background: rgba(0,0,0,0.04); border-radius: 3px; }
.dayun-scroll::-webkit-scrollbar-thumb { background: var(--gold-light); border-radius: 3px; }
.dayun-item { min-width: 90px; text-align: center; padding: 16px 12px; background: var(--paper); border-radius: 8px; border: 1px solid rgba(201,169,110,0.15); flex-shrink: 0; transition: var(--transition); }
.dayun-item:hover { border-color: var(--gold); }
.dayun-item.current { border-color: var(--red); background: rgba(194,58,46,0.04); box-shadow: 0 2px 12px rgba(194,58,46,0.1); }
.dayun-age { font-size: 11px; color: var(--text-muted); margin-bottom: 6px; }
.dayun-gz { font-family: var(--font-serif); font-size: 20px; font-weight: 700; color: var(--ink); }
.dayun-year { font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.dayun-item { cursor: pointer; }
.dayun-item:hover { border-color: var(--gold); }
.dayun-item.selected { border-color: var(--red); background: rgba(194,58,46,0.08); box-shadow: 0 2px 12px rgba(194,58,46,0.15); }

/* ========== 流年运势 ========== */
.liunian-panel { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; margin-bottom: 28px; }
.liunian-scroll { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 12px; }
.liunian-scroll::-webkit-scrollbar { height: 6px; }
.liunian-scroll::-webkit-scrollbar-track { background: rgba(0,0,0,0.04); border-radius: 3px; }
.liunian-scroll::-webkit-scrollbar-thumb { background: var(--gold-light); border-radius: 3px; }
.liunian-item { min-width: 100px; text-align: center; padding: 16px 12px; background: var(--paper); border-radius: 8px; border: 1px solid rgba(201,169,110,0.15); flex-shrink: 0; transition: var(--transition); }
.liunian-item:hover { border-color: var(--gold); }
.liunian-item.current { border-color: var(--gold); background: rgba(201,169,110,0.06); box-shadow: 0 2px 12px rgba(201,169,110,0.15); }
.liunian-year { font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.liunian-gz { font-family: var(--font-serif); font-size: 20px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.liunian-nayin { font-size: 12px; color: var(--gold-dark); margin-bottom: 2px; }
.liunian-shishen { font-size: 12px; color: var(--text-muted); }
.liunian-item { cursor: pointer; }
.liunian-item:hover { border-color: var(--gold); }
.liunian-item.selected { border-color: var(--gold-dark); background: rgba(201,169,110,0.12); box-shadow: 0 2px 12px rgba(201,169,110,0.2); }

/* ========== 运程详析 ========== */
.zuozuo-inline { margin-top: 16px; animation: fadeUp 0.3s ease-out; }
.zuozuo-panel { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; margin-bottom: 28px; }
.std-zz-block { padding: 14px 16px; background: var(--paper); border: 1px solid rgba(201,169,110,0.2); border-left: 3px solid var(--red); border-radius: 8px; margin-bottom: 12px; }
.std-zz-block:last-child { margin-bottom: 0; }
.std-zz-title { font-family: var(--font-serif); font-size: 15px; color: var(--text-muted); margin-bottom: 8px; }
.std-zz-gz { font-size: 18px; font-weight: 700; color: var(--ink); margin-left: 4px; }
.std-zz-title small { font-size: 13px; color: var(--gold-dark); margin-left: 6px; }
.std-zz-row { display: flex; flex-wrap: wrap; gap: 8px; }
.std-zz-chip { display: inline-block; padding: 5px 12px; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.15); border-radius: 6px; font-size: 13px; color: var(--text); }
.std-zz-chip b { font-family: var(--font-serif); font-size: 16px; color: var(--ink); margin-right: 3px; }

/* ========== AI 解读 ========== */
.ai-panel { background: var(--paper-light); border: 1px solid rgba(201,169,110,0.3); border-radius: 12px; padding: 36px; margin-bottom: 28px; }
.ai-badge { display: inline-block; padding: 2px 10px; background: var(--gold); color: var(--ink); font-size: 12px; font-weight: 700; border-radius: 4px; font-family: var(--font-sans); letter-spacing: 1px; vertical-align: middle; margin-right: 4px; }
.btn-ai { display: block; margin: 0 auto 24px; padding: 12px 40px; background: linear-gradient(135deg, var(--gold-dark), var(--gold)); color: var(--paper); border: none; border-radius: 8px; font-family: var(--font-serif); font-size: 15px; letter-spacing: 4px; cursor: pointer; transition: var(--transition); }
.btn-ai:hover { box-shadow: 0 4px 20px rgba(201,169,110,0.4); transform: translateY(-2px); }
.btn-ai:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.save-btns { display: flex; justify-content: center; gap: 12px; margin-top: 20px; }
.btn-save-img { padding: 10px 24px; background: var(--ink); color: var(--paper); border: none; border-radius: 8px; font-family: var(--font-serif); font-size: 14px; letter-spacing: 2px; cursor: pointer; transition: var(--transition); }
.btn-save-img:hover { background: var(--red-dark); transform: translateY(-1px); }
.btn-save-img:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* 图片预览弹窗 */
.img-preview-overlay { position: fixed; inset: 0; z-index: 9999; background: rgba(0,0,0,0.85); display: flex; align-items: center; justify-content: center; padding: 20px; }
.img-preview-box { max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.img-preview-tip { color: rgba(255,255,255,0.8); font-size: 14px; letter-spacing: 2px; text-align: center; }
.img-preview-box img { max-width: 100%; max-height: 75vh; border-radius: 8px; box-shadow: 0 4px 30px rgba(0,0,0,0.5); }
.img-preview-close { padding: 10px 40px; background: rgba(255,255,255,0.15); color: #fff; border: 1px solid rgba(255,255,255,0.3); border-radius: 8px; font-size: 14px; cursor: pointer; letter-spacing: 2px; transition: var(--transition); }
.img-preview-close:hover { background: rgba(255,255,255,0.25); }
.ai-content { min-height: 60px; }
.ai-loading { text-align: center; padding: 40px; }
.loading-spinner { width: 40px; height: 40px; border: 3px solid rgba(201,169,110,0.2); border-top-color: var(--gold); border-radius: 50%; margin: 0 auto 16px; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.ai-loading p { font-family: var(--font-serif); color: var(--text-muted); letter-spacing: 2px; }
.ai-text { font-size: 15px; line-height: 2; color: var(--text); white-space: pre-wrap; }
.ai-text h4 { font-family: var(--font-serif); font-size: 17px; color: var(--ink); margin: 24px 0 12px; padding-left: 12px; border-left: 3px solid var(--gold); }
.ai-text h4:first-child { margin-top: 0; }

/* ========== 关于 ========== */
.about-section { padding: 80px 0; background: var(--paper-dark); }
.about-content { max-width: 700px; margin: 0 auto; text-align: center; }
.about-content h2 { font-family: var(--font-serif); font-size: 28px; letter-spacing: 6px; margin-bottom: 24px; color: var(--ink); }
.about-content p { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; line-height: 2; }
.about-note { margin-top: 28px; padding: 20px; background: rgba(194,58,46,0.05); border: 1px solid rgba(194,58,46,0.15); border-radius: 8px; }
.about-note p { font-size: 13px; color: var(--red-dark); margin: 0; }

/* ========== 底部 ========== */
.footer { padding: 32px 0; background: var(--ink); text-align: center; }
.footer p { font-size: 13px; color: rgba(245,240,232,0.4); margin-bottom: 4px; letter-spacing: 2px; }

/* ========== 响应式 ========== */
@media (max-width: 768px) {
    .nav-links { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: rgba(245,240,232,0.98); flex-direction: column; align-items: center; justify-content: center; gap: 28px; }
    .nav-links.active { display: flex; }
    .nav-links a { font-size: 20px; color: var(--ink); }
    .hamburger { display: flex; z-index: 1001; }
    .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    .input-row { grid-template-columns: repeat(2, 1fr); }
    .input-row .input-group:last-child:nth-child(odd) { grid-column: span 2; }
    .input-row-top { grid-template-columns: 1fr 1fr; }

    .dual-panel { grid-template-columns: 1fr; }

    .pillar-table th, .pillar-table td { padding: 8px 4px; }
    .row-gan td.gan-cell, .row-zhi td.zhi-cell { font-size: 24px; }
    .pillar-label-col { font-size: 11px; padding-right: 8px !important; width: 50px; }

    .info-grid { grid-template-columns: repeat(2, 1fr); }
    .shensha-grid { grid-template-columns: repeat(2, 1fr); }
    .section-container { padding: 0 20px; }
    .input-card { padding: 24px; }
    .bazi-pillars, .wuxing-panel, .info-panel, .shensha-panel, .dayun-panel, .liunian-panel, .ai-panel { padding: 24px; }

    .summary-bar { gap: 8px 16px; padding: 14px 20px; }
    .summary-value { font-size: 13px; }
}

@media (max-width: 480px) {
    .input-row { grid-template-columns: 1fr; }
    .input-row .input-group:last-child:nth-child(odd) { grid-column: auto; }
    .input-row-top { grid-template-columns: 1fr; }
    #hour { min-width: auto; }

    .row-gan td.gan-cell, .row-zhi td.zhi-cell { font-size: 20px; }
    .info-grid { grid-template-columns: 1fr; }
    .shensha-grid { grid-template-columns: 1fr; }

    .summary-bar { flex-direction: column; align-items: flex-start; }
}

/* ========== 布局切换按钮 ========== */
.layout-toggle { display: flex; justify-content: flex-end; gap: 0; margin-bottom: 16px; border: 1px solid rgba(201,169,110,0.3); border-radius: 6px; overflow: hidden; width: fit-content; margin-left: auto; }
.layout-btn { padding: 6px 16px; border: none; background: var(--paper); color: var(--text-muted); font-family: var(--font-serif); font-size: 13px; cursor: pointer; transition: var(--transition); letter-spacing: 1px; }
.layout-btn.active { background: var(--ink); color: var(--paper); }
.layout-btn:hover:not(.active) { background: var(--paper-dark); }

/* ========== 紧凑视图（参考问真八字） ========== */
.view-compact { font-size: 13px; }

/* 个人信息卡片 */
.cp-profile { display: flex; align-items: center; gap: 14px; padding: 12px 14px; background: var(--ink); border-radius: 10px; margin-bottom: 10px; color: var(--paper); }
.cp-avatar { width: 48px; height: 48px; min-width: 48px; border-radius: 50%; background: var(--red); display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--paper); }
.cp-info { flex: 1; min-width: 0; }
.cp-name { font-family: var(--font-serif); font-size: 16px; font-weight: 700; margin-bottom: 2px; }
.cp-gender { font-size: 12px; color: var(--gold-light); font-weight: 400; margin-left: 6px; }
.cp-date { font-size: 12px; color: rgba(245,240,232,0.6); line-height: 1.5; }
.cp-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.cp-tag { display: inline-block; padding: 2px 8px; background: rgba(201,169,110,0.2); color: var(--gold-light); font-size: 11px; border-radius: 3px; letter-spacing: 1px; }

/* 四柱竖排 */
.cp-pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 10px; }
.cp-pillar { text-align: center; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.25); border-radius: 8px; padding: 8px 4px; }
.cp-pillar-day { border-color: var(--red); background: rgba(194,58,46,0.03); }
.cp-p-label { font-size: 11px; color: var(--text-muted); letter-spacing: 2px; margin-bottom: 4px; }
.cp-p-ss { font-size: 11px; color: var(--gold-dark); font-weight: 600; margin-bottom: 2px; min-height: 16px; }
.cp-p-gan { font-family: var(--font-serif); font-size: 28px; font-weight: 900; line-height: 1.2; }
.cp-p-zhi { font-family: var(--font-serif); font-size: 28px; font-weight: 900; line-height: 1.2; margin-bottom: 4px; }
.cp-p-cg { font-size: 11px; color: var(--text-muted); letter-spacing: 2px; min-height: 16px; }
.cp-p-sszhi { font-size: 10px; color: var(--text-muted); min-height: 14px; }
.cp-p-ny { font-size: 10px; color: var(--gold-dark); margin-top: 2px; }

/* 命盘信息条 */
.cp-meta { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 10px; }
.cp-meta-item { text-align: center; padding: 6px 4px; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.15); border-radius: 6px; }
.cp-meta-k { display: block; font-size: 10px; color: var(--text-muted); letter-spacing: 1px; }
.cp-meta-v { display: block; font-family: var(--font-serif); font-size: 13px; font-weight: 700; color: var(--ink); }

/* 紧凑区块标题 */
.cp-section-title { font-family: var(--font-serif); font-size: 13px; color: var(--text-muted); letter-spacing: 2px; margin-bottom: 6px; padding-left: 8px; border-left: 3px solid var(--gold); }

/* 大运横排 */
.cp-dayun { margin-bottom: 10px; }
.cp-dayun-row { display: flex; gap: 4px; overflow-x: auto; padding-bottom: 4px; }
.cp-dayun-row::-webkit-scrollbar { height: 4px; }
.cp-dayun-row::-webkit-scrollbar-thumb { background: var(--gold-light); border-radius: 2px; }
.cp-dy-item { min-width: 52px; text-align: center; padding: 6px 4px; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.15); border-radius: 6px; flex-shrink: 0; }
.cp-dy-item.cp-cur { border-color: var(--red); background: rgba(194,58,46,0.04); }
.cp-dy-age { font-size: 9px; color: var(--text-muted); }
.cp-dy-gz { font-family: var(--font-serif); font-size: 14px; font-weight: 700; color: var(--ink); }
.cp-dy-year { font-size: 9px; color: var(--text-muted); }

/* 大运/流年选中状态 */
.cp-dy-item, .cp-ly-item { cursor: pointer; transition: var(--transition); }
.cp-dy-item:hover, .cp-ly-item:hover { border-color: var(--gold); }
.cp-dy-item.cp-selected { border-color: var(--red); background: rgba(194,58,46,0.08); box-shadow: 0 0 0 2px rgba(194,58,46,0.2); }
.cp-ly-item.cp-selected { border-color: var(--gold-dark); background: rgba(201,169,110,0.12); box-shadow: 0 0 0 2px rgba(201,169,110,0.25); }
.cp-hint { font-size: 10px; color: var(--text-muted); font-weight: 400; letter-spacing: 0; }

/* 藏干与自坐 */
.cp-zuozuo { margin-bottom: 10px; }
.cp-zz-block { padding: 8px 10px; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.2); border-radius: 8px; margin-top: 8px; }
.cp-zz-block.cp-zz-extra { border-left: 3px solid var(--red); }
.cp-zz-label { font-family: var(--font-serif); font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.cp-zz-gz { font-size: 14px; font-weight: 700; color: var(--ink); margin-left: 4px; }
.cp-zz-items { display: flex; flex-wrap: wrap; gap: 6px; }
.cp-zz-item { display: inline-block; padding: 3px 8px; background: var(--paper); border: 1px solid rgba(201,169,110,0.15); border-radius: 4px; font-size: 12px; color: var(--text); }
.cp-zz-item b { font-family: var(--font-serif); font-size: 14px; color: var(--ink); margin-right: 2px; }
.cp-zz-overview { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 8px; }
.cp-zz-col { text-align: center; padding: 6px 4px; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.12); border-radius: 6px; }
.cp-zz-pos { font-size: 10px; color: var(--text-muted); letter-spacing: 1px; margin-bottom: 4px; }
.cp-zz-cg { font-size: 12px; color: var(--text); line-height: 1.6; }
.cp-zz-cg small { font-size: 10px; color: var(--gold-dark); margin-left: 2px; }

/* 神煞标签 */
.cp-shensha { margin-bottom: 10px; }
.cp-ss-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.cp-ss-tag { display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.2); border-radius: 4px; font-family: var(--font-serif); font-size: 13px; color: var(--red-dark); font-weight: 600; cursor: default; }
.cp-ss-tag small { font-size: 10px; color: var(--text-muted); font-weight: 400; }

/* 流年横排 */
.cp-liunian { margin-bottom: 10px; }
.cp-ly-row { display: flex; gap: 4px; overflow-x: auto; padding-bottom: 4px; }
.cp-ly-row::-webkit-scrollbar { height: 4px; }
.cp-ly-row::-webkit-scrollbar-thumb { background: var(--gold-light); border-radius: 2px; }
.cp-ly-item { min-width: 52px; text-align: center; padding: 6px 4px; background: var(--paper-light); border: 1px solid rgba(201,169,110,0.15); border-radius: 6px; flex-shrink: 0; }
.cp-ly-item.cp-cur { border-color: var(--gold); background: rgba(201,169,110,0.06); }
.cp-ly-year { font-size: 10px; color: var(--text-muted); }
.cp-ly-gz { font-family: var(--font-serif); font-size: 14px; font-weight: 700; color: var(--ink); }
.cp-ly-ss { font-size: 10px; color: var(--gold-dark); }

/* 详解入口 */
.cp-detail { text-align: center; margin-top: 6px; }
.cp-btn-detail { display: inline-block; padding: 8px 32px; font-size: 13px; letter-spacing: 2px; }

/* 紧凑视图响应式 */
@media (max-width: 360px) {
    .cp-p-gan, .cp-p-zhi { font-size: 22px; }
    .cp-pillar { padding: 6px 2px; }
    .cp-profile { padding: 10px; gap: 10px; }
    .cp-avatar { width: 40px; height: 40px; min-width: 40px; font-size: 18px; }
    .cp-name { font-size: 14px; }
    .cp-zz-overview { grid-template-columns: repeat(2, 1fr); }
}

/* ========== 导航右侧用户区 ========== */
.nav-right { display: flex; align-items: center; margin-left: 24px; }
.nav-guest { display: flex; gap: 8px; }
.nav-btn-login {
    padding: 5px 16px; background: transparent; border: 1px solid rgba(201,169,110,0.3);
    border-radius: 6px; color: var(--gold); font-size: 12px; cursor: pointer;
    transition: var(--transition); font-family: var(--font-sans);
}
.nav-btn-login:hover { border-color: var(--gold); color: var(--gold-light); }
.nav-btn-reg {
    padding: 5px 16px; background: rgba(201,169,110,0.12); border: 1px solid rgba(201,169,110,0.3);
    border-radius: 6px; color: var(--gold); font-size: 12px; cursor: pointer;
    transition: var(--transition); font-family: var(--font-sans);
}
.nav-btn-reg:hover { background: rgba(201,169,110,0.2); }
.nav-logged { display: flex; align-items: center; position: relative; }
.nav-avatar-btn { display: flex; align-items: center; gap: 8px; cursor: pointer; padding: 4px 10px 4px 4px; border-radius: 20px; transition: 0.2s; }
.nav-avatar-btn:hover { background: rgba(201,169,110,0.08); }
.nav-avatar {
    width: 28px; height: 28px; border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 700; color: var(--ink);
}
.nav-nick { font-size: 13px; color: var(--gold); max-width: 70px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-dropdown {
    position: absolute; top: calc(100% + 6px); right: 0; width: 180px;
    background: var(--ink); border: 1px solid rgba(201,169,110,0.15); border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    opacity: 0; visibility: hidden; transform: translateY(-6px); transition: 0.2s; z-index: 200; overflow: hidden;
}
.nav-dropdown.show { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-drop-info { padding: 12px 14px; border-bottom: 1px solid rgba(255,255,255,0.05); display: flex; justify-content: space-between; font-size: 11px; }
.nav-drop-info span:first-child { color: var(--gold); }
.nav-drop-info span:last-child { color: var(--text-muted); }
.nav-drop-item { display: block; padding: 9px 14px; font-size: 13px; color: rgba(245,240,232,0.6); transition: 0.2s; }
.nav-drop-item:hover { background: rgba(201,169,110,0.08); color: var(--paper); }
.nav-drop-logout { color: var(--red-light); }
.nav-drop-logout:hover { background: rgba(194,58,46,0.08); }

/* 起名链接高亮 */
.nav-link-ext { color: var(--gold) !important; font-weight: 600; }
.nav-link-ext:hover { color: var(--gold-light) !important; }
.nav-link-home { opacity: 0.4; font-size: 14px; transition: 0.2s; }
.nav-link-home:hover { opacity: 1; }

/* ========== 登录/注册弹窗 ========== */
.auth-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.65); backdrop-filter: blur(6px);
    z-index: 2000; display: none; align-items: center; justify-content: center;
}
.auth-overlay.show { display: flex; }
.auth-modal {
    background: var(--ink-light); border: 1px solid rgba(201,169,110,0.15); border-radius: 14px;
    width: 400px; max-width: 90vw; padding: 36px 32px; position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5); animation: authFadeUp 0.25s ease;
}
@keyframes authFadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.auth-close {
    position: absolute; top: 14px; right: 18px; background: none; border: none;
    color: #555; font-size: 26px; cursor: pointer; transition: 0.2s; line-height: 1;
}
.auth-close:hover { color: var(--red); }
.auth-tabs { display: flex; border-bottom: 1px solid rgba(255,255,255,0.05); margin-bottom: 24px; }
.auth-tab {
    flex: 1; padding: 10px 0; background: none; border: none;
    border-bottom: 2px solid transparent; color: #666; font-size: 15px;
    font-family: var(--font-serif); cursor: pointer; transition: 0.2s; margin-bottom: -1px; letter-spacing: 2px;
}
.auth-tab.active { color: var(--gold); border-bottom-color: var(--gold); }
.auth-tab:hover { color: #aaa; }
.auth-field { margin-bottom: 16px; }
.auth-field label { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 5px; }
.auth-field input {
    width: 100%; padding: 10px 12px; background: rgba(255,255,255,0.04);
    border: 1px solid rgba(201,169,110,0.15); border-radius: 8px;
    color: var(--paper); font-size: 14px; outline: none; transition: 0.2s; font-family: var(--font-sans);
}
.auth-field input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(201,169,110,0.1); }
.auth-field input::placeholder { color: #444; }
.auth-msg { min-height: 18px; font-size: 12px; text-align: center; margin-bottom: 6px; }
.auth-msg.error { color: var(--red-light); }
.auth-msg.success { color: #5ab07a; }
.auth-submit {
    width: 100%; padding: 11px; background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    border: none; border-radius: 8px; color: var(--ink); font-size: 14px;
    font-weight: 600; cursor: pointer; transition: 0.2s; letter-spacing: 3px; font-family: var(--font-serif);
}
.auth-submit:hover { box-shadow: 0 4px 16px rgba(201,169,110,0.3); }
.auth-submit:disabled { opacity: 0.5; cursor: not-allowed; }
.auth-switch { text-align: center; margin-top: 14px; font-size: 12px; color: #666; }
.auth-switch a { color: var(--gold); }
.auth-switch a:hover { text-decoration: underline; }

@media (max-width: 768px) {
    .nav-right { margin-left: 12px; }
    .nav-nick { display: none; }
    .auth-modal { padding: 28px 20px; }
}