:root {
  --ink: #243128;
  --muted: #5c6d62;
  --paper: #f6f7f1;
  --line: rgba(36, 49, 40, 0.14);
  --green: #1c3329;
  --gold: #f0c14b;
  --serif: "Songti SC", "STSong", "SimSun", "NSimSun", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--sans);
  background:
    radial-gradient(1100px 520px at 50% -8%, #eaf4f3, transparent 62%),
    #c5dbd8;
}

button, input, select, textarea { font-family: inherit; color: inherit; }

.sheet {
  width: min(480px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  background: #e4f1f1;
  box-shadow: 0 0 48px rgba(30, 50, 40, 0.14);
}

.scene {
  background: #e7f3f2 url("../assets/hero-bg.jpg") center top / 100% auto no-repeat;
}

.hero {
  padding: 16px 18px 8px;
  background: none;
}

.page-head {
  padding: 16px 18px 0;
  background: #e7f3f2 url("../assets/hero-bg.jpg") center top / 140% auto no-repeat;
}

.nav {
  display: flex;
  justify-content: flex-end;
  gap: 18px;
  margin: 0;
  padding: 0;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.14em;
  padding-bottom: 2px;
}

.nav a.is-active {
  font-weight: 700;
  border-bottom: 1.5px solid var(--ink);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  color: inherit;
  text-decoration: none;
}

.brand-sm { margin-top: 14px; }

.brand-sm .seal {
  width: 40px;
  height: 40px;
  font-size: 22px;
}

.brand-sm .brand-name { font-size: 22px; }

.seal {
  width: 48px;
  height: 48px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--ink);
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1;
  background: rgba(232, 244, 243, 0.9);
}

.brand-name {
  display: block;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.1;
}

.brand-sub {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: #314237;
}

.brand-sub b {
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-right: 6px;
}

.hero-title,
.page-title {
  margin: 26px 0 0;
  text-align: center;
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.25;
}

.hero-title {
  font-size: 40px;
  position: relative;
  z-index: 1;
  text-shadow: 0 0 12px rgba(228, 241, 241, 0.95), 0 0 2px rgba(228, 241, 241, 0.95);
}

.brand-name,
.brand-sub {
  text-shadow: 0 0 10px rgba(228, 241, 241, 0.95), 0 0 2px rgba(228, 241, 241, 0.9);
}

.page-title {
  font-size: 28px;
  margin: 22px 18px 8px;
}

.wrap .page-title,
.wrap .intro {
  margin-left: 0;
  margin-right: 0;
}

.wrap .ridge {
  margin-left: -18px;
  margin-right: -18px;
}

.trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 22px;
}

.mini-card,
.slogan,
.card,
.echo div,
.block {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 28px rgba(36, 49, 40, 0.06);
}

.mini-card,
.slogan {
  background: rgba(255, 255, 255, 0.84);
}

.mini-card {
  border-radius: 16px;
  padding: 14px 8px 16px;
  text-align: center;
}

.mini-card h2 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.35;
}

.mini-card p {
  margin: 0;
  font-size: 12px;
  line-height: 1.55;
  color: #3c4e43;
}

.wrap { padding: 0 18px 8px; }

.slogan {
  margin: 18px 18px 0;
  border-radius: 18px;
  padding: 26px 18px 22px;
  text-align: center;
}

.slogan h2 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.slogan p,
.lead,
.prose p,
.note,
.recap {
  font-size: 14px;
  line-height: 1.8;
}

.slogan p {
  margin: 0;
  color: #3d4f44;
  text-align: justify;
}

.ridge {
  position: relative;
  margin-top: 8px;
  padding: 36px 22px 28px;
  background: #d4e7e6 url("../assets/ridge-bg.jpg") center 62% / cover no-repeat;
}

.ridge-tight { padding-top: 28px; }

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  border-radius: 999px;
}

.btn-primary {
  height: 64px;
  background: linear-gradient(180deg, #2c4d3e 0%, #1a3128 42%, #12241c 100%);
  color: var(--gold);
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.16em;
  box-shadow: 0 10px 20px rgba(18, 36, 28, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.btn-start {
  height: 72px;
  border: 5px solid #d4b15c;
  color: #fcf200;
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: radial-gradient(130% 160% at 50% 42%, #07924a 0%, #046844 46%, #01483c 100%);
  box-shadow: inset 0 0 0 1px rgba(0, 36, 32, 0.45), 0 8px 16px rgba(0, 40, 36, 0.2);
}

.btn-amber {
  height: 52px;
  background: linear-gradient(180deg, #f6d08a 0%, #e3a43c 46%, #cf8924 100%);
  color: #fffdf8;
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: 0.2em;
  box-shadow: 0 8px 16px rgba(176, 112, 28, 0.28);
}

.btn:hover { filter: brightness(1.06); }
.btn:active { transform: translateY(1px); }

.intro {
  margin: 0 18px 16px;
  color: #3e5146;
  font-size: 14px;
  line-height: 1.8;
  text-align: justify;
}

.cal-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 210px;
  margin: 8px 0 18px;
  padding: 3px;
  gap: 3px;
  border-radius: 6px;
  background: #e5f1f0;
}

.cal-switch button {
  height: 38px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  font-size: 15px;
  cursor: pointer;
}

.cal-switch button.is-on {
  background: #24382e;
  color: #fff;
}

.field { margin-bottom: 16px; }

.field label,
.block h2,
.card h2 {
  font-family: var(--serif);
}

.field label {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
  font-weight: 700;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid #d5ddd4;
  background: #fff;
  border-radius: 12px;
  min-height: 52px;
  padding: 12px 14px;
  font-size: 18px;
  outline: none;
}

.field textarea {
  min-height: 96px;
  resize: vertical;
  line-height: 1.6;
}

.field select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, #243128 50%),
    linear-gradient(135deg, #243128 50%, transparent 50%);
  background-position: calc(100% - 18px) 23px, calc(100% - 12px) 23px;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.field input::placeholder,
.field textarea::placeholder { color: #9aa89e; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: #6d8f7c;
  box-shadow: 0 0 0 3px rgba(80, 120, 96, 0.12);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.help,
.fine,
.foot,
.cite {
  color: var(--muted);
}

.help,
.err,
.fine {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.6;
}

.birth-saved {
  text-align: center;
  color: var(--ink);
}

.err { color: #8d3d32; min-height: 1.2em; }
.err:empty { display: none; }

.card {
  border-radius: 18px;
  padding: 20px 16px 18px;
}

.card h2,
.block h2 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: 0.08em;
}

.note,
.recap {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
  color: #3e5146;
}

.echo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 0 0 14px;
}

.echo div { border-radius: 14px; padding: 12px 14px; }
.echo .wide { grid-column: 1 / -1; }

.echo dt {
  font-size: 12px;
  color: var(--muted);
}

.echo dd {
  margin: 4px 0 0;
  font-family: var(--serif);
  font-size: 16px;
  overflow-wrap: anywhere;
}

.stack { display: grid; gap: 12px; }

.block {
  border-radius: 16px;
  padding: 16px 16px 14px;
}

.block p { margin: 0; font-size: 14px; line-height: 1.8; color: #314037; }

.kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #3f6a52;
}

.cite {
  display: inline-block;
  margin-top: 10px;
  padding: 3px 8px;
  border-radius: 999px;
  background: #e7f0e6;
  font-size: 12px;
}

.actions { margin-top: 16px; }

.link {
  display: block;
  margin-top: 12px;
  text-align: center;
  color: var(--ink);
  font-size: 14px;
}

button.link {
  width: 100%;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.prose p { margin: 0 0 14px; text-align: justify; color: #314037; }
.prose p:last-child { margin-bottom: 0; }
.prose .lead {
  margin-bottom: 16px;
  text-align: center;
  font-family: var(--serif);
  font-size: 16px;
  letter-spacing: 0.04em;
}
.prose .disclaimer { color: var(--muted); font-size: 13px; }

.foot {
  position: relative;
  margin: 0;
  padding: 28px 22px 128px;
  text-align: center;
  font-size: 12px;
  line-height: 1.7;
  background-color: #d7e8e8;
  background-image: url("../assets/foot-bg.jpg");
  background-position: center bottom;
  background-size: 100% auto;
  background-repeat: no-repeat;
}

.foot p { margin: 0; }
.foot a { color: inherit; }
.record { margin-top: 8px; letter-spacing: 0.2em; }

body[data-page="admin"] .sheet { width: min(880px, 100%); }

.admin-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 12px;
}

.admin-bar p { margin: 0; color: var(--muted); }

.admin-clear {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
}

.admin-list { display: grid; gap: 12px; margin-bottom: 20px; }

.admin-card {
  background: rgba(255, 255, 255, 0.96);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 10px 28px rgba(36, 49, 40, 0.06);
}

.admin-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.admin-top strong {
  font-family: var(--serif);
  font-size: 18px;
}

.admin-status {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #3f6a52;
  background: #e7f0e6;
  border-radius: 999px;
  padding: 3px 8px;
}

.admin-contact,
.admin-meta,
.admin-extra,
.admin-time {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: #314037;
}

.admin-time { color: var(--muted); font-size: 12px; }

.admin-delete {
  margin-top: 12px;
  border: 0;
  background: transparent;
  color: #8d3d32;
  padding: 0;
  cursor: pointer;
  font-size: 13px;
}

.file-note { color: #8d3d32; }

:focus-visible {
  outline: 2px solid #2f6a4f;
  outline-offset: 2px;
}

@media (max-width: 360px) {
  .hero-title { font-size: 32px; letter-spacing: 0.06em; }
  .page-title { font-size: 24px; }
  .slogan h2 { font-size: 22px; }
  .btn-primary { font-size: 24px; }
  .btn-start { font-size: 28px; height: 64px; }
  .mini-card h2 { font-size: 13px; }
  .split { grid-template-columns: 1fr; }
}