/* 紫微命理文化研究 · 紫金主题 */
:root {
  --bg: #14101f;
  --bg-alt: #1b1530;
  --panel: #221a3a;
  --panel-border: #3a2d63;
  --gold: #d4af37;
  --gold-soft: #e8cd7a;
  --text: #f0eaff;
  --muted: #9a8fc0;
  --accent: #7c5cff;
  --ji: #ff7a7a;   /* 化忌/煞 */
  --quan: #6fd3ff; /* 化权 */
  --ke: #7dffb8;   /* 化科 */
  --lu: #ffd76f;   /* 化禄 */
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}

/* 导航 */
.nav { border-bottom: 1px solid var(--panel-border); background: rgba(20,16,31,.92); position: sticky; top: 0; z-index: 10; backdrop-filter: blur(8px); }
.nav-inner { max-width: 1080px; margin: 0 auto; padding: 14px 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.logo { font-weight: 700; color: var(--gold); letter-spacing: 2px; }
.nav a { color: var(--muted); text-decoration: none; margin-left: 20px; font-size: 14px; }
.nav a:hover { color: var(--gold-soft); }

/* Hero */
.hero { text-align: center; padding: 72px 20px 48px; background: radial-gradient(ellipse 60% 50% at 50% 0%, #2a1f52 0%, var(--bg) 70%); }
.hero h1 { font-size: 42px; letter-spacing: 6px; color: var(--gold); margin-bottom: 16px; }
.hero p { color: var(--muted); margin-bottom: 28px; }

/* 通用 */
.section { max-width: 1080px; margin: 0 auto; padding: 56px 20px; }
.section-alt { background: var(--bg-alt); }
.section h2 { color: var(--gold); letter-spacing: 3px; margin-bottom: 8px; font-size: 26px; }
.section-sub { color: var(--muted); margin-bottom: 24px; font-size: 14px; }
.panel { background: var(--panel); border: 1px solid var(--panel-border); border-radius: 14px; padding: 28px; }
.muted { color: var(--muted); font-size: 13px; }

.btn { display: inline-block; border: none; border-radius: 8px; padding: 12px 28px; font-size: 15px; cursor: pointer; text-decoration: none; transition: .15s; }
.btn-primary { background: linear-gradient(135deg, var(--accent), #5a3ee0); color: #fff; font-weight: 600; }
.btn-primary:hover { filter: brightness(1.15); }
.btn-ghost { background: transparent; color: var(--gold-soft); border: 1px solid var(--gold); }
.btn-ghost:hover { background: rgba(212,175,55,.12); }

/* 表单 */
.form-panel { margin-bottom: 32px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 20px; }
.form-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--gold-soft); }
.form-grid input, .form-grid select { background: var(--bg); border: 1px solid var(--panel-border); color: var(--text); border-radius: 8px; padding: 10px 12px; font-size: 14px; }
.check-label { flex-direction: row !important; align-items: center; color: var(--muted) !important; }
.error-msg { margin-top: 14px; color: var(--ji); font-size: 14px; }

/* 盘面 */
.chart-actions { margin-bottom: 16px; text-align: right; }
.chart-board { background: linear-gradient(160deg, #241b45, #1a1432); border: 2px solid var(--gold); border-radius: 12px; padding: 20px; }
.board-title { text-align: center; color: var(--gold); letter-spacing: 4px; font-weight: 700; margin-bottom: 14px; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(4, minmax(120px, auto)); gap: 4px; }
.cell { background: rgba(255,255,255,.03); border: 1px solid var(--panel-border); border-radius: 8px; padding: 8px; position: relative; overflow: hidden; }
.cell-center { background: rgba(212,175,55,.06); display: flex; flex-direction: column; justify-content: center; text-align: center; padding: 12px; }
.cell-head { display: flex; justify-content: space-between; font-size: 12px; color: var(--gold-soft); border-bottom: 1px dashed var(--panel-border); padding-bottom: 4px; margin-bottom: 6px; }
.palace-name { font-weight: 700; }
.badge-body { color: #fff; background: var(--accent); border-radius: 4px; padding: 0 4px; font-size: 10px; margin-left: 4px; }
.badge-year { color: #14101f; background: var(--gold); border-radius: 4px; padding: 0 4px; font-size: 10px; margin-left: 4px; }
.stars { font-size: 13px; }
.star-major { font-weight: 700; margin-right: 8px; }
.star-minor { margin-right: 8px; color: var(--ke); }
.star-adj { font-size: 11px; color: var(--muted); }
.decadal { position: absolute; right: 8px; bottom: 6px; font-size: 10px; color: var(--muted); }

/* 四化着色 */
.m-lu { color: var(--lu); } .m-quan { color: var(--quan); } .m-ke { color: var(--ke); } .m-ji { color: var(--ji); }

.center-name { font-size: 17px; color: var(--gold); font-weight: 700; }
.center-line { font-size: 12px; color: var(--muted); }
.center-line b { color: var(--text); font-weight: 600; }

.chart-note { margin-top: 14px; color: var(--muted); font-size: 13px; }

/* Footer */
.footer { border-top: 1px solid var(--panel-border); text-align: center; padding: 32px 20px; color: var(--muted); font-size: 13px; }
.footer p { margin-bottom: 8px; }

@media (max-width: 640px) {
  .hero h1 { font-size: 30px; }
  .grid { grid-template-rows: repeat(4, minmax(96px, auto)); }
  .stars { font-size: 11px; }
}