/* FengShuiCentral — mobile-first stylesheet */
:root {
  --ink: #23180f;
  --ink-soft: #5c4a3a;
  --paper: #faf6ef;
  --card: #ffffff;
  --line: #e8dfd2;
  --gold: #b98a2f;
  --gold-deep: #8a6420;
  --crimson: #8e2a2a;
  --crimson-deep: #6f1f1f;
  --jade: #2e6b5e;
  --shadow: 0 1px 3px rgba(35, 24, 15, .08), 0 8px 24px rgba(35, 24, 15, .06);
  --radius: 12px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}
img { max-width: 100%; height: auto; }
a { color: var(--crimson); text-decoration: none; }
a:hover { color: var(--crimson-deep); text-decoration: underline; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
main.container { padding-top: 20px; padding-bottom: 48px; min-height: 60vh; }

/* Header */
.site-header { background: #1d130b; color: #f5ead8; border-bottom: 3px solid var(--gold); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 8px; color: #f5ead8; font-size: 1.15rem; }
.brand:hover { text-decoration: none; }
.brand strong { color: var(--gold); }
.nav-toggle { display: inline-block; background: none; border: 1px solid #5a4630; color: #f5ead8; font-size: 1.2rem; padding: 2px 12px; border-radius: 8px; cursor: pointer; }
.main-nav { display: none; width: 100%; flex-wrap: wrap; gap: 4px; }
.main-nav.open { display: flex; }
.main-nav > .nav-group { position: relative; }
.main-nav > a, .main-nav > .nav-group > a { display: block; padding: 10px 12px; color: #f5ead8; border-radius: 8px; }
.main-nav > a:hover, .main-nav > .nav-group > a:hover { background: #2c1e11; text-decoration: none; }
.nav-sub { display: none; flex-direction: column; background: #241809; border: 1px solid #3d2c18; border-radius: 8px; padding: 6px; min-width: 190px; }
.nav-group.open .nav-sub { display: flex; }
.nav-sub a { color: #e8d9be; padding: 7px 10px; border-radius: 6px; font-size: .95rem; }
.nav-sub a:hover { background: #33240f; text-decoration: none; }
.nav-user { display: flex; gap: 4px; align-items: center; }
.nav-user a { border: 1px solid #5a4630; border-radius: 8px; }
@media (min-width: 860px) {
  .nav-toggle { display: none; }
  .main-nav { display: flex; width: auto; align-items: center; }
  .nav-group { position: relative; }
  .nav-group:hover .nav-sub { display: flex; position: absolute; top: 100%; left: 0; z-index: 40; box-shadow: var(--shadow); }
}

/* Hero */
.hero { text-align: center; padding: 44px 12px 30px; }
.hero h1 { font-size: clamp(1.7rem, 4.5vw, 2.6rem); margin: 0 0 12px; color: var(--crimson-deep); }
.hero p { max-width: 640px; margin: 0 auto 22px; color: var(--ink-soft); font-size: 1.05rem; }
.btn {
  display: inline-block; background: var(--crimson); color: #fff; border: none; cursor: pointer;
  padding: 12px 26px; border-radius: 999px; font-size: 1rem; font-weight: 600;
  box-shadow: var(--shadow);
}
.btn:hover { background: var(--crimson-deep); color: #fff; text-decoration: none; }
.btn-secondary { background: var(--gold); color: #221708; }
.btn-secondary:hover { background: var(--gold-deep); color: #fff; }
.btn-ghost { background: transparent; color: var(--crimson); border: 1.5px solid var(--crimson); box-shadow: none; }
.btn-sm { padding: 7px 14px; font-size: .88rem; }

/* Tool cards */
.tool-grid { display: grid; gap: 16px; grid-template-columns: 1fr; margin-top: 26px; }
@media (min-width: 640px) { .tool-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .tool-grid { grid-template-columns: repeat(3, 1fr); } }
.tool-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 8px;
}
.tool-card h3 { margin: 0; font-size: 1.15rem; }
.tool-card p { margin: 0; color: var(--ink-soft); font-size: .95rem; flex: 1; }
.tool-card .btn { align-self: flex-start; margin-top: 6px; }

/* Sections */
.section { margin-top: 46px; }
.section h2 { font-size: 1.45rem; color: var(--crimson-deep); border-left: 4px solid var(--gold); padding-left: 10px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.card + .card { margin-top: 16px; }
.article-list { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .article-list { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .article-list { grid-template-columns: repeat(3, 1fr); } }
.article-card h3 { margin: 0 0 6px; font-size: 1.08rem; }
.article-card .meta { font-size: .85rem; color: var(--ink-soft); }
.article-card p { margin: 8px 0 0; font-size: .95rem; color: var(--ink-soft); }
.badge { display: inline-block; background: #f3e7cf; color: var(--gold-deep); border-radius: 999px; padding: 2px 10px; font-size: .78rem; font-weight: 600; }
.badge-cr { background: #f6dede; color: var(--crimson-deep); }
.badge-jd { background: #dcece5; color: var(--jade); }

/* Forms */
.form-grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid { grid-template-columns: repeat(2, 1fr); } }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-weight: 600; font-size: .92rem; }
.field .hint { font-size: .8rem; color: var(--ink-soft); }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=number], input[type=time], select, textarea {
  font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--gold); border-color: var(--gold); }
textarea { min-height: 110px; }
.field-err { color: var(--crimson-deep); font-size: .85rem; }
.check-row { display: flex; align-items: center; gap: 8px; }
.form-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 16px; }

/* Flash */
.flash { padding: 12px 16px; border-radius: 10px; margin-bottom: 14px; font-size: .95rem; }
.flash-ok { background: #dcece5; color: #1d4a3f; border: 1px solid #b7d8cc; }
.flash-err { background: #f6dede; color: var(--crimson-deep); border: 1px solid #e7bcbc; }

/* Flying stars grid */
.fs-grid { display: grid; grid-template-columns: repeat(3, minmax(96px, 1fr)); gap: 8px; max-width: 480px; margin: 12px auto; }
.fs-palace { border: 1.5px solid var(--line); border-radius: 10px; background: #fff; padding: 8px; text-align: center; position: relative; }
.fs-palace.center { background: #fdf8ec; border-color: var(--gold); }
.fs-palace.facing { box-shadow: inset 0 0 0 3px var(--jade); }
.fs-palace.sitting { box-shadow: inset 0 0 0 3px var(--gold); }
.fs-dir { font-size: .75rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .06em; }
.fs-star { font-size: 1.5rem; font-weight: 700; line-height: 1.2; }
.fs-row { display: flex; justify-content: space-between; font-size: .8rem; gap: 4px; }
.fs-row span b { display: block; font-size: .68rem; color: var(--ink-soft); font-weight: 600; }
.st-1 { color: #2a6db0; } .st-2 { color: #555; } .st-3 { color: #2e8b57; }
.st-4 { color: #1f7a4d; } .st-5 { color: #8a6420; } .st-6 { color: #444; }
.st-7 { color: #b03030; } .st-8 { color: #8a5a2a; } .st-9 { color: #c03a8a; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: .85rem; color: var(--ink-soft); margin: 8px 0; }
.legend i { display: inline-block; width: 14px; height: 14px; border-radius: 4px; margin-right: 5px; vertical-align: -2px; }

/* BaZi pillars */
.bz-grid { display: grid; grid-template-columns: repeat(4, minmax(72px, 1fr)); gap: 10px; margin: 12px 0; }
@media (max-width: 520px) { .bz-grid { grid-template-columns: repeat(2, 1fr); } }
.bz-pillar { background: #fff; border: 1.5px solid var(--line); border-radius: 10px; text-align: center; padding: 10px 6px; }
.bz-pillar h4 { margin: 0 0 6px; font-size: .8rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .05em; }
.bz-char { font-size: 2rem; line-height: 1.25; font-weight: 700; }
.bz-sub { font-size: .8rem; color: var(--ink-soft); margin-top: 4px; }
.elem-Wood { color: #2e8b57; } .elem-Fire { color: #c0392b; } .elem-Earth { color: #8a6420; }
.elem-Metal { color: #5a6b7a; } .elem-Water { color: #2a6db0; }

/* Zi Wei 12-palace wheel */
.zw-wheel-wrap { display: flex; justify-content: center; overflow-x: auto; }
.zw-wheel { display: block; max-width: 100%; height: auto; }
.zw-palace-name { font-size: 11px; font-weight: 700; }
.zw-star { font-size: 10.5px; }
.zw-life { stroke: var(--crimson) !important; }
.zw-body { stroke: var(--jade) !important; }
.palace-detail { font-size: .9rem; }

/* Tables */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: .92rem; background: #fff; }
table.data th, table.data td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
table.data th { background: #f6efe2; }
table.data tr:nth-child(even) td { background: #fbf8f2; }

/* Article */
.article-head h1 { font-size: clamp(1.5rem, 4vw, 2.2rem); line-height: 1.25; margin: 6px 0 10px; }
.article-meta { color: var(--ink-soft); font-size: .9rem; margin-bottom: 16px; }
.article-hero-img { width: 100%; max-height: 420px; object-fit: cover; border-radius: var(--radius); margin-bottom: 18px; }
.article-body { font-size: 1.02rem; }
.article-body h2 { color: var(--crimson-deep); margin-top: 30px; }
.article-body h3 { margin-top: 24px; }
.article-body img { border-radius: 10px; }
.article-body blockquote { border-left: 4px solid var(--gold); margin: 18px 0; padding: 10px 16px; background: #fdf8ec; border-radius: 0 10px 10px 0; }
.article-body table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.article-body th, .article-body td { border: 1px solid var(--line); padding: 8px 10px; }
.breadcrumb { font-size: .85rem; color: var(--ink-soft); margin: 4px 0 14px; }
.breadcrumb a { color: var(--ink-soft); }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }

/* Pagination */
.pagination { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 22px; }
.pagination a, .pagination span { padding: 7px 13px; border: 1px solid var(--line); border-radius: 8px; background: #fff; font-size: .9rem; }
.pagination .current { background: var(--crimson); color: #fff; border-color: var(--crimson); }

/* Footer */
.site-footer { background: #1d130b; color: #d9c6a5; margin-top: 40px; }
.footer-grid { display: grid; gap: 22px; grid-template-columns: 1fr; padding: 36px 16px 20px; }
@media (min-width: 720px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.site-footer h4 { color: var(--gold); margin: 0 0 8px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 4px 0; }
.site-footer a { color: #d9c6a5; }
.footer-note { border-top: 1px solid #3a2a17; padding: 14px 16px 22px; font-size: .82rem; color: #9c8465; }
.footer-note p { margin: 0; }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--line); padding: 14px 0; }
.faq-item h3 { margin: 0 0 6px; font-size: 1.02rem; }
.faq-item p { margin: 0; color: var(--ink-soft); }

/* Misc */
.disclaimer-box { background: #fdf8ec; border: 1px solid #ecd9ae; border-radius: var(--radius); padding: 14px 16px; font-size: .9rem; color: var(--ink-soft); margin: 18px 0; }
.disclaimer-box strong { color: var(--gold-deep); }
.muted { color: var(--ink-soft); font-size: .9rem; }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 14px; font-size: .95rem; }
@media (max-width: 520px) { .kv { grid-template-columns: 1fr; } }
.kv dt { font-weight: 600; color: var(--ink-soft); }
.kv dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
code { background: #f3ecdd; padding: 1px 6px; border-radius: 5px; font-size: .9em; }

/* Admin */
.admin-wrap { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .admin-wrap { grid-template-columns: 200px 1fr; } }
/* Two-card pages (profile) need a wider first column than the 200px nav */
.admin-wrap.wide-side { grid-template-columns: 1fr; }
@media (min-width: 900px) { .admin-wrap.wide-side { grid-template-columns: 360px 1fr; } }
.admin-side { background: #1d130b; border-radius: var(--radius); padding: 14px; align-self: start; }
.admin-side a { display: block; color: #d9c6a5; padding: 8px 10px; border-radius: 8px; font-size: .95rem; }
.admin-side a:hover { background: #2c1e11; text-decoration: none; color: #fff; }
.stat-grid { display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); margin-bottom: 20px; }
@media (min-width: 700px) { .stat-grid { grid-template-columns: repeat(3, 1fr); } }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.stat b { display: block; font-size: 1.6rem; color: var(--crimson-deep); }
.stat span { color: var(--ink-soft); font-size: .85rem; }
.login-card { max-width: 420px; margin: 40px auto; }
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.log-box { background: #17100a; color: #d9c6a5; border-radius: 10px; padding: 14px; font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: .8rem; overflow-x: auto; max-height: 520px; overflow-y: auto; white-space: pre-wrap; word-break: break-word; }
.inline-form { display: inline-flex; gap: 6px; align-items: center; }
/* Advertisement slot (homepage, Admin → Ads) */
.ad-slot { padding-top: 6px; padding-bottom: 6px; }
.ad-label { text-align: center; font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: #a08a6a; margin: 0 0 8px; }
.ad-placeholder { border: 2px dashed #d8c9ab; border-radius: 12px; min-height: 110px; display: flex; align-items: center; justify-content: center; color: #a08a6a; font-size: .9rem; background: #faf6ee; text-align: center; padding: 12px; }
.ad-item { margin: 10px 0; text-align: center; }
.ad-item img { border-radius: 10px; }
.ad-title { text-align: center; font-size: .85rem; color: #6b5d4a; margin: 6px 0 0; }
.ad-text { font-size: .95rem; line-height: 1.5; }