:root {
  color-scheme: light;
  --ink: #14231f;
  --ink-soft: #40514b;
  --paper: #f4f0e7;
  --paper-deep: #e8e0d1;
  --line: #d3c9b8;
  --accent: #bd6b35;
  --accent-dark: #8f4822;
  --green: #244d43;
  --white: #fffdf8;
  --danger: #9c302e;
  --shadow: 0 20px 60px rgba(20, 35, 31, .10);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }
html { background: var(--paper); }
body { margin: 0; color: var(--ink); background: var(--paper); min-height: 100vh; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.hidden { display: none !important; }
.plain-button { border: 0; padding: 0; color: inherit; background: transparent; }

.topbar {
  position: sticky; top: 0; z-index: 20; height: 68px; padding: 10px max(18px, env(safe-area-inset-left));
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(244, 240, 231, .92); border-bottom: 1px solid rgba(211, 201, 184, .8);
  backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 10px; cursor: pointer; text-align: left; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; color: var(--paper); background: var(--ink); font: 700 20px Georgia, serif; }
.brand strong { display: block; font: 700 14px/1 Georgia, serif; letter-spacing: .18em; }
.brand small { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 11px; letter-spacing: .06em; }
.top-actions { display: flex; align-items: center; gap: 16px; }
.top-actions a, .text-button { color: var(--ink-soft); text-decoration: none; border: 0; background: none; padding: 8px 0; font-size: 14px; cursor: pointer; }
.top-actions a:hover, .text-button:hover { color: var(--accent-dark); }

main { width: min(980px, 100%); margin: 0 auto; padding: 0 18px calc(90px + env(safe-area-inset-bottom)); }
.login-panel { width: min(560px, 100%); margin: 10vh auto 0; padding: 34px; background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow); }
.login-panel h1, .hero h1, .editor-head h1 { font: 500 clamp(34px, 8vw, 64px)/1.06 Georgia, "Songti SC", serif; letter-spacing: -.035em; margin: 10px 0 18px; }
.login-panel p { color: var(--ink-soft); line-height: 1.7; }
.stack { display: grid; gap: 10px; margin-top: 26px; }

.home-view { padding-top: 46px; }
.hero { display: grid; grid-template-columns: 1.5fr 1fr; gap: 34px; align-items: end; margin-bottom: 44px; }
.hero h1 { margin: 10px 0 0; }
.eyebrow { color: var(--accent-dark); font-size: 11px; font-weight: 800; letter-spacing: .18em; }
.rule-card { padding: 24px; color: var(--paper); background: var(--green); border-radius: 2px; }
.rule-card span { display: block; margin-bottom: 14px; color: #c9ddd6; font-size: 12px; }
.rule-card strong { font: 500 24px/1.35 Georgia, "Songti SC", serif; }

.panel, .source-card { margin: 22px 0; padding: 26px; background: var(--white); border: 1px solid var(--line); box-shadow: 0 8px 30px rgba(20, 35, 31, .05); }
.source-card { border-left: 5px solid var(--accent); }
.source-card h2, .panel h2, .gate-panel h2, .coach-panel h2 { margin: 8px 0 10px; font: 500 27px/1.25 Georgia, "Songti SC", serif; }
.tag { display: inline-flex; padding: 5px 9px; color: var(--accent-dark); background: #f3dfce; font-size: 12px; font-weight: 700; }
.muted, .field-note { color: var(--ink-soft); line-height: 1.6; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 20px; }

label { display: grid; gap: 7px; color: var(--ink); font-size: 14px; font-weight: 650; }
label small { color: var(--ink-soft); font-size: 12px; font-weight: 400; }
input, select, textarea {
  width: 100%; min-height: 46px; padding: 11px 12px; color: var(--ink); background: #fffcf6;
  border: 1px solid #c9bfaf; border-radius: 0; outline: none;
}
textarea { min-height: 94px; line-height: 1.55; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--accent-dark); box-shadow: 0 0 0 3px rgba(189, 107, 53, .14); }
input:disabled, select:disabled, textarea:disabled { color: #6e756f; background: #e9e5dc; }
.new-card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.wide { grid-column: 1 / -1; }
.primary, .secondary {
  min-height: 48px; padding: 12px 18px; border: 1px solid var(--ink); font-weight: 750; cursor: pointer;
}
.primary { color: var(--paper); background: var(--ink); }
.primary:hover { background: var(--green); }
.primary:disabled, .secondary:disabled { opacity: .45; cursor: not-allowed; }
.secondary { color: var(--ink); background: transparent; }
.secondary:hover { color: var(--paper); background: var(--ink); }
.error { min-height: 1.2em; color: var(--danger) !important; font-size: 13px; }

.card-list { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.record-button { width: 100%; display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 17px; text-align: left; color: var(--ink); background: var(--white); border: 0; cursor: pointer; }
.record-button:hover { background: #f9f3e9; }
.record-button strong { display: block; margin-bottom: 5px; font: 500 18px/1.3 Georgia, "Songti SC", serif; }
.record-button small { color: var(--ink-soft); }
.mini-status { padding: 5px 8px; color: var(--green); background: #e2ece7; font-size: 11px; font-weight: 750; text-transform: uppercase; }
.empty-state { padding: 28px; text-align: center; color: var(--ink-soft); background: var(--white); }

.editor-view { padding-top: 28px; }
.back-button { margin-bottom: 20px; }
.editor-title-row { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.editor-head h1 { max-width: 760px; margin-top: 8px; font-size: clamp(30px, 7vw, 54px); }
.status-pill { flex: none; margin-top: 8px; padding: 7px 10px; color: var(--paper); background: var(--ink); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.source-link { display: inline-block; margin: 4px 0 22px; color: var(--accent-dark); }
.stepper { position: sticky; top: 68px; z-index: 10; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 0 -18px 26px; padding: 0; list-style: none; background: var(--line); border-block: 1px solid var(--line); }
.stepper li { min-height: 52px; display: flex; align-items: center; justify-content: center; gap: 7px; padding: 8px 4px; color: #6e756f; background: var(--paper); font-size: 12px; text-align: center; }
.stepper li span { width: 20px; height: 20px; display: inline-grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: 10px; }
.stepper li.done { color: var(--paper); background: var(--green); }
.stepper li.current { color: var(--paper); background: var(--accent-dark); }
.notice { margin-bottom: 18px; padding: 14px 16px; color: var(--ink); background: #f3dfce; border-left: 4px solid var(--accent); line-height: 1.5; }
.notice.error-notice { color: var(--danger); background: #f6dfdc; border-color: var(--danger); }

.card-form { display: grid; gap: 18px; }
fieldset { display: grid; gap: 18px; margin: 0; padding: 24px; background: var(--white); border: 1px solid var(--line); }
legend { padding: 0 10px; font: 500 22px Georgia, "Songti SC", serif; }
legend span { margin-right: 10px; color: var(--accent-dark); font: 800 11px -apple-system, sans-serif; letter-spacing: .1em; }
.two-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.gate-panel, .coach-panel { display: grid; grid-template-columns: 1fr auto; gap: 22px; align-items: center; padding: 28px; color: var(--paper); background: var(--ink); }
.gate-panel p, .coach-panel p { margin: 0; color: #cbd6d1; line-height: 1.6; }
.gate-panel .primary { border-color: var(--paper); }
.coach-panel { grid-template-columns: auto 1fr; background: var(--accent-dark); }
.coach-number { align-self: start; color: #ecc8ad; font: 500 56px/1 Georgia, serif; }
.coach-panel .eyebrow { color: #f0ceb5; }
.coach-panel .secondary { margin-top: 18px; color: var(--paper); border-color: var(--paper); }
.coach-panel .secondary:hover { color: var(--accent-dark); background: var(--paper); }
.final-gate { background: var(--green); }
.save-bar { position: sticky; bottom: max(12px, env(safe-area-inset-bottom)); display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 4px; padding: 12px 16px; color: var(--paper); background: rgba(20, 35, 31, .96); box-shadow: var(--shadow); }
.save-bar .text-button { color: #f0ceb5; }
.toast { position: fixed; left: 50%; bottom: calc(28px + env(safe-area-inset-bottom)); z-index: 50; transform: translateX(-50%); width: max-content; max-width: calc(100% - 36px); padding: 12px 16px; color: var(--paper); background: var(--ink); box-shadow: var(--shadow); }

@media (max-width: 700px) {
  main { padding-inline: 14px; }
  .topbar { padding-inline: 14px; }
  .home-view { padding-top: 28px; }
  .hero { grid-template-columns: 1fr; gap: 22px; margin-bottom: 28px; }
  .hero h1 { font-size: 43px; }
  .panel, .source-card, fieldset { padding: 20px; }
  .new-card-grid, .two-columns { grid-template-columns: 1fr; }
  .new-card-grid .wide { grid-column: auto; }
  .stepper { margin-inline: -14px; }
  .stepper li { flex-direction: column; gap: 3px; font-size: 10px; }
  .editor-title-row { display: block; }
  .status-pill { display: inline-block; margin: 0 0 18px; }
  .gate-panel, .coach-panel { grid-template-columns: 1fr; }
  .coach-number { font-size: 38px; }
  .gate-panel button { width: 100%; }
}

@media (prefers-reduced-motion: no-preference) {
  .panel, .source-card, fieldset { animation: rise .28s ease-out both; }
  @keyframes rise { from { opacity: 0; transform: translateY(5px); } }
}