:root {
  --ink: #2b2118;
  --brown: #5a3526;
  --red: #8b1e17;
  --muted: #8a7563;
  --line: #c9a77f;
  --line-soft: #e3ceb2;
  --paper: #f4e7cd;
  --paper-light: #fbf3e3;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: #e9d8bd;
  color: var(--ink);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.shell { width: min(100%, 760px); margin: 0 auto; background: var(--paper); min-height: 100vh; box-shadow: 0 0 40px rgba(70, 40, 20, .15); }
.topbar { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; border-bottom: 1px solid var(--line); background: rgba(251, 243, 227, .75); }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--brown); color: var(--red); font-family: serif; font-size: 22px; }
.brand-copy b { display: block; font-family: "Noto Serif SC", serif; font-size: 16px; letter-spacing: .12em; }
.brand-copy small { display: block; margin-top: 3px; color: var(--muted); font-size: 10px; letter-spacing: .08em; }
.seal { border: 1px solid var(--line); padding: 5px 8px; color: var(--brown); font-size: 10px; letter-spacing: .12em; }
.account-badge { color: var(--brown); font-size: 10px; white-space: nowrap; }
.account-logout { border: 0; border-bottom: 1px solid var(--line); background: transparent; color: var(--red); font: inherit; font-size: 10px; padding: 0 0 2px; cursor: pointer; }
.main { padding: 18px 16px 40px; }

body.home-active .topbar { display: none; }
body.home-active .main { padding: 0; }

.home-screen { min-height: 100vh; }
.home-hero {
  position: relative;
  min-height: 395px;
  padding: 22px 22px 44px;
  background: linear-gradient(145deg, rgba(139, 30, 23, .08), transparent 55%), var(--paper-light);
  border-bottom: 4px double var(--line);
}
.home-top { display: flex; justify-content: space-between; align-items: center; }
.home-brand { display: flex; align-items: center; gap: 10px; }
.home-brand b { display: block; font-family: "Noto Serif SC", serif; font-size: 16px; letter-spacing: .12em; }
.home-brand small { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; letter-spacing: .1em; }
.vertical-motto { position: absolute; right: 22px; top: 112px; color: rgba(104, 20, 15, .65); font-size: 12px; letter-spacing: .18em; writing-mode: vertical-rl; }
.eyebrow { margin: 52px 0 11px; color: var(--red); font: 700 11px/1.4 Arial, sans-serif; letter-spacing: .24em; }
.home-hero h1 { margin: 0; font-family: "Noto Serif SC", serif; font-size: clamp(34px, 10vw, 48px); line-height: 1.25; letter-spacing: .12em; }
.home-slogan { margin: 20px 0 0; color: var(--brown); font-size: 18px; line-height: 1.9; letter-spacing: .08em; }
.home-action { padding: 34px 22px 30px; }
.destiny-mark {
  display: grid; grid-template-columns: repeat(2, 1fr); place-items: center;
  width: 154px; height: 154px; margin: 5px auto 34px; padding: 32px;
  color: var(--brown); background: rgba(240, 223, 191, .55); border: 4px double var(--line); transform: rotate(45deg);
}
.destiny-mark span { font-size: 27px; transform: rotate(-45deg); }
.destiny-mark span:nth-child(3) { color: var(--red); }
.primary-button, .secondary-button {
  display: grid; place-items: center; width: 100%; min-height: 54px; padding: 12px 18px;
  border-radius: 2px; font: inherit; font-weight: 700; letter-spacing: .1em; text-align: center; cursor: pointer;
}
.primary-button { color: #fff3d8; background: var(--red); border: 2px solid #68100b; box-shadow: inset 0 0 0 2px rgba(255, 243, 216, .16); }
.secondary-button { margin-top: 11px; color: var(--brown); background: rgba(243, 226, 193, .42); border: 2px solid var(--line); }
.privacy-copy { margin: 18px 8px 0; text-align: center; color: var(--muted); font-size: 12px; line-height: 1.7; }

.confirm-card { border: 3px double var(--line); background: var(--paper-light); padding: 18px 16px; margin-bottom: 12px; }
.confirm-card .eyebrow { margin: 0 0 8px; }
.confirm-card h2 { margin: 0 0 8px; font-family: "Noto Serif SC", serif; font-size: 19px; letter-spacing: .06em; }
.confirm-card p { margin: 0 0 12px; color: var(--brown); font-size: 12px; line-height: 1.7; }
.confirm-check { display: flex; align-items: flex-start; gap: 8px; color: var(--ink); font-size: 12px; line-height: 1.6; }
.confirm-check input { width: 18px; height: 18px; margin: 1px 0 0; accent-color: var(--red); flex: 0 0 auto; }
.confirm-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.confirm-actions .btn { flex: 1; min-width: 130px; }
.admin-free-note { color: var(--red); font-size: 11px; font-weight: 700; margin: 0 0 10px; }

.form-card { border: 1px solid var(--line); background: var(--paper-light); padding: 20px 16px; margin-top: 8px; }
.form-heading small { color: var(--muted); font-size: 10px; letter-spacing: .2em; }
.form-heading h1 { margin: 8px 0 6px; font-family: "Noto Serif SC", serif; font-size: 26px; letter-spacing: .12em; }
.form-heading p { margin: 0 0 16px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--brown); }
.field.span-2 { grid-column: span 2; }
.field input, .field select {
  width: 100%; min-height: 40px; padding: 8px 10px; border: 1px solid var(--line);
  background: #fffaf0; color: var(--ink); font: inherit; font-size: 13px; border-radius: 0;
}
.field input:focus, .field select:focus { outline: 2px solid rgba(139, 30, 23, .25); outline-offset: 1px; }
.check-field .checks { display: flex; flex-wrap: wrap; gap: 10px; min-height: 40px; align-items: center; }
.check-field .checks label { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--ink); }
.check-field .checks input[type="checkbox"] { width: 16px; height: 16px; min-height: 0; padding: 0; margin: 0; accent-color: var(--red); }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 18px; }
.form-hint { color: var(--muted); font-size: 11px; }
.form-error { min-height: 18px; margin: 10px 0 0; color: var(--red); font-size: 12px; }
.birth-time-grid { display: grid; grid-template-columns: 1.2fr 1fr .8fr .8fr .8fr .8fr; gap: 6px; align-items: end; }
.time-unit { display: grid; gap: 4px; min-width: 0; }
.time-unit > span { color: var(--muted); font-size: 10px; }
.time-unit select {
  width: 100%; min-height: 42px; padding: 6px 4px; border: 1px solid var(--line);
  background: #fffaf0; color: var(--ink); font: inherit; font-size: 12px; border-radius: 0;
}
.leap-inline { grid-column: span 6; display: inline-flex; align-items: center; gap: 5px; color: var(--brown); font-size: 11px; white-space: nowrap; }
.leap-inline input { width: 16px; height: 16px; min-height: 0; padding: 0; margin: 0; accent-color: var(--red); }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 40px; padding: 9px 16px; border: 1px solid var(--line); background: transparent; color: var(--brown); font: inherit; font-size: 13px; letter-spacing: .06em; cursor: pointer; text-decoration: none; }
.btn-primary { background: var(--red); border-color: var(--red); color: #fff3d8; }
.btn-secondary { background: rgba(255, 250, 240, .6); }
.btn:disabled { opacity: .55; cursor: wait; }

.chart-head { border: 1px solid var(--line); background: var(--paper-light); padding: 16px; }
.chart-head-top { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.chart-head small { color: var(--muted); font-size: 10px; letter-spacing: .18em; }
.chart-head h1 { margin: 6px 0 4px; font-family: "Noto Serif SC", serif; font-size: 22px; letter-spacing: .1em; }
.chart-meta { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.profile-line { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.avatar { display: grid; place-items: center; width: 44px; height: 44px; flex: 0 0 auto; color: #fff3d8; background: var(--red); border: 2px solid #68100b; font-family: "Noto Serif SC", serif; font-size: 20px; }
.profile-line b, .profile-line small { display: block; }
.profile-line b { font-family: "Noto Serif SC", serif; font-size: 16px; letter-spacing: .08em; }
.profile-line small { margin-top: 3px; color: var(--muted); font-size: 11px; }

.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 16px; }
.pillar { min-height: 92px; border: 1px solid var(--line); background: rgba(255, 250, 240, .55); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.pillar small { color: var(--muted); font-size: 10px; }
.pillar b { font-family: "Noto Serif SC", serif; font-size: 22px; letter-spacing: .08em; }
.pillar span { color: var(--brown); font-size: 11px; }
.pillar.day { border-color: var(--red); }

.chart-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 12px; }
.chart-facts span { border-top: 1px solid var(--line-soft); padding-top: 8px; }
.chart-facts small { display: block; color: var(--muted); font-size: 10px; }
.chart-facts b { display: block; margin-top: 3px; color: var(--ink); font-size: 13px; }

.main-tabs { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); margin-top: 14px; }
.main-tabs button { min-height: 44px; border: 0; border-right: 1px solid var(--line); background: rgba(243, 226, 193, .55); color: var(--brown); font: inherit; font-size: 13px; font-weight: 700; letter-spacing: .06em; cursor: pointer; }
.main-tabs button:last-child { border-right: 0; }
.main-tabs button.active { background: var(--red); color: #fff3d8; }

.tab-panel { padding-top: 14px; }
.section-block { margin-top: 14px; border: 1px solid var(--line); background: var(--paper-light); padding: 16px; }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--line-soft); padding-bottom: 8px; margin-bottom: 12px; }
.section-heading h2 { margin: 0; font-family: "Noto Serif SC", serif; font-size: 17px; letter-spacing: .08em; }
.section-heading span { color: var(--muted); font-size: 10px; }

.five-element { display: grid; gap: 10px; }
.element-row { display: grid; grid-template-columns: 36px 1fr 54px; align-items: center; gap: 8px; font-size: 12px; }
.element-bar { height: 8px; background: rgba(201, 167, 127, .2); }
.element-bar i { display: block; height: 100%; background: var(--red); }
.element-score { text-align: right; color: var(--brown); font-variant-numeric: tabular-nums; }

.basic-timing-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.basic-timing-grid article { border: 1px solid var(--line-soft); padding: 9px; background: rgba(255, 250, 240, .5); }
.basic-timing-grid b { display: block; font-family: "Noto Serif SC", serif; font-size: 16px; }
.basic-timing-grid small { display: block; margin-top: 3px; color: var(--brown); font-size: 11px; }
.basic-timing-grid span { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; }

.basic-year-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.basic-year-grid article { border: 1px solid var(--line-soft); padding: 8px; text-align: center; }
.basic-year-grid article.active { border-color: var(--red); background: rgba(139, 30, 23, .05); }
.basic-year-grid b { display: block; color: var(--muted); font-size: 10px; font-weight: 500; }
.basic-year-grid strong { display: block; margin-top: 3px; font-family: "Noto Serif SC", serif; font-size: 16px; }
.basic-year-grid small { display: block; margin-top: 2px; color: var(--brown); font-size: 10px; }

.basic-shensha-list { display: grid; gap: 8px; }
.basic-shensha-list article { border-left: 2px solid var(--line); padding: 4px 0 4px 10px; }
.basic-shensha-list header { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.basic-shensha-list b { font-size: 13px; }
.basic-shensha-list small { color: var(--muted); font-size: 10px; }
.basic-shensha-list p { margin: 3px 0 0; color: var(--brown); font-size: 11px; line-height: 1.6; }

.status { border: 1px solid var(--line); background: var(--paper-light); padding: 12px; margin-bottom: 12px; font-size: 12px; line-height: 1.7; }
.status.error { border-color: var(--red); color: var(--red); }
.status .loading-line { display: flex; align-items: center; gap: 8px; }
.spinner { width: 14px; height: 14px; border: 2px solid rgba(139, 30, 23, .25); border-top-color: var(--red); border-radius: 50%; animation: spin .9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-sub { margin: 8px 0 0; color: var(--muted); font-size: 11px; }

.report-summary { border: 1px solid var(--line); background: var(--paper-light); padding: 14px; }
.report-summary h2 { margin: 0 0 8px; font-family: "Noto Serif SC", serif; font-size: 17px; }
.report-summary p { margin: 0; font-size: 13px; line-height: 1.85; }
.report-section { border: 1px solid var(--line); background: var(--paper-light); padding: 14px; margin-top: 10px; }
.report-section h3 { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin: 0 0 8px; font-family: "Noto Serif SC", serif; font-size: 16px; }
.report-section h3 small { color: var(--muted); font-size: 9px; font-weight: 400; letter-spacing: .08em; }
.report-section p { margin: 0; font-size: 13px; line-height: 1.85; }
.report-section .evidence { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.report-section .evidence span { border: 1px solid var(--line-soft); color: var(--muted); font-size: 10px; padding: 2px 5px; }

.timing-table { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 12px; }
.timing-table th, .timing-table td { padding: 7px 4px; border-bottom: 1px solid var(--line-soft); text-align: left; }
.timing-table th { color: var(--muted); font-size: 10px; font-weight: 500; }
.timing-table tr.current td { background: rgba(139, 30, 23, .06); color: var(--red); font-weight: 700; }
.timing-table tr.current td:first-child { box-shadow: inset 3px 0 var(--red); }
.timing-table .analysis-cell { min-width: 150px; color: var(--brown); font-size: 10px; line-height: 1.55; }

.timing-list { display: grid; gap: 8px; margin-top: 8px; }
.timing-card { border: 1px solid var(--line-soft); background: rgba(255, 250, 240, .55); padding: 10px 11px; }
.timing-card.current { border-color: var(--red); background: rgba(139, 30, 23, .055); box-shadow: inset 3px 0 var(--red); }
.timing-card header { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.timing-card header b { display: block; font-family: "Noto Serif SC", serif; font-size: 16px; letter-spacing: .04em; }
.timing-card header small { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; }
.timing-card header em { flex: 0 0 auto; color: var(--red); font-size: 12px; font-style: normal; font-weight: 800; }
.timing-card p { margin: 7px 0 0; color: var(--brown); font-size: 12px; line-height: 1.7; white-space: pre-line; }
.timing-note { color: var(--muted); font-size: 11px; line-height: 1.7; }

.disclaimer { color: var(--muted); font-size: 10px; line-height: 1.8; text-align: center; margin: 22px 0 0; }

.login-modal { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 18px; background: rgba(35, 22, 12, .58); }
.login-card { position: relative; width: min(100%, 390px); border: 3px double var(--line); background: var(--paper-light); padding: 22px 18px; box-shadow: 0 18px 50px rgba(30, 15, 8, .25); }
.login-close { position: absolute; right: 8px; top: 4px; width: 34px; height: 34px; border: 0; background: transparent; color: var(--brown); font-size: 24px; cursor: pointer; }
.login-card .eyebrow { margin: 0 0 6px; }
.login-card h2 { margin: 0 0 8px; font-family: "Noto Serif SC", serif; font-size: 21px; letter-spacing: .08em; }
.login-copy { margin: 0 0 14px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.login-field { display: grid; gap: 5px; color: var(--brown); font-size: 12px; }
.login-field input { width: 100%; min-height: 42px; padding: 8px 10px; border: 1px solid var(--line); background: #fffaf0; color: var(--ink); font: inherit; font-size: 14px; }
.login-code-row { display: grid; grid-template-columns: 1fr auto; gap: 7px; align-items: end; margin-top: 12px; }
.login-code-row .btn { min-height: 42px; white-space: nowrap; }
.login-status { min-height: 18px; margin: 10px 0 0; color: var(--red); font-size: 12px; line-height: 1.6; }
.login-submit { width: 100%; margin-top: 6px; }
.login-test-hint { margin: 10px 0 0; color: var(--muted); font-size: 11px; text-align: center; }

@media (max-width: 480px) {
  .main { padding: 12px 10px 30px; }
  .form-grid { grid-template-columns: 1fr; }
  .field.span-2 { grid-column: span 1; }
  .birth-time-grid { grid-template-columns: repeat(3, 1fr); }
  .leap-inline { grid-column: span 3; }
  .chart-head-top { flex-direction: column; }
  .chart-facts { grid-template-columns: 1fr 1fr; }
  .basic-year-grid { grid-template-columns: repeat(2, 1fr); }
}

@media print {
  body { background: #fff; }
  .shell { box-shadow: none; width: 100%; max-width: none; }
  .topbar, .main-tabs, .btn, .disclaimer { display: none !important; }
  .tab-panel { display: block !important; }
  .section-block, .report-section { break-inside: avoid; }
}