/* uechi.okinawa と同じパレット・フォントに揃えている */
:root {
  --primary: #0A0E1A;
  --primary-light: #131929;
  --accent: #FF9900;
  --accent-2: #FF6C37;
  --accent-blue: #4A9EFF;
  --accent-gradient: linear-gradient(135deg, #FF9900 0%, #FF6C37 100%);
  --surface: #ffffff;
  --surface-alt: #F6F8FC;
  --text-primary: #0A0E1A;
  --text-secondary: #4A5568;
  --text-light: #ffffff;
  --border: rgba(0, 0, 0, 0.08);

  --risk-high: #E03131;
  --risk-medium: #F76707;
  --risk-low: #2F9E44;
  --risk-hold: #5C7080;

  --container-width: 980px;
  --header-height: 72px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.10);
  --ease: cubic-bezier(0.25, 0.8, 0.25, 1);
  --transition: 0.3s var(--ease);
}

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

body {
  font-family: 'Poppins', 'Noto Sans JP', sans-serif;
  background: var(--surface);
  color: var(--text-primary);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; transition: var(--transition); }
ul { list-style: none; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.88em;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.1em 0.4em;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== ヘッダー ===== */
.site-header {
  position: sticky;
  top: 0;
  height: var(--header-height);
  background: rgba(10, 14, 26, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  z-index: 100;
}

.logo { font-weight: 800; font-size: 1.15rem; color: var(--text-light); letter-spacing: -0.02em; text-decoration: none; }
.logo span { color: var(--accent); }

.header-back { color: rgba(255, 255, 255, 0.75); font-size: 0.9rem; font-weight: 500; text-decoration: none; }
.header-back:hover { color: var(--accent); }

/* ===== イントロ ===== */
.intro {
  background: var(--primary);
  color: var(--text-light);
  padding: 3.5rem 0 3rem;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

.intro h1 {
  font-size: clamp(1.7rem, 4.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.lead {
  margin-top: 1rem;
  max-width: 62ch;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.98rem;
}
.lead strong { color: var(--text-light); font-weight: 600; }

.tag-list { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.6rem; }
.tag-list li {
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.35rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 100px;
  color: rgba(255, 255, 255, 0.85);
}
.tag-list i { color: var(--accent); margin-right: 0.35rem; }

/* ===== 入力パネル ===== */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 2rem;
  margin-top: -2rem;
  position: relative;
  z-index: 1;
}

.field-label {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.6rem;
}
.field-label-second { margin-top: 1.8rem; }

.required-mark,
.optional-mark {
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 100px;
  padding: 0.1rem 0.55rem;
  margin-left: 0.4rem;
  vertical-align: 0.1em;
}
.required-mark { background: rgba(255, 108, 55, 0.12); color: var(--accent-2); }
.optional-mark { background: var(--surface-alt); color: var(--text-secondary); }

textarea {
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  resize: vertical;
  transition: var(--transition);
}
textarea:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 153, 0, 0.18);
  background: var(--surface);
}

.field-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: flex-start;
  justify-content: space-between;
  margin-top: 0.7rem;
}
.field-help { font-size: 0.8rem; line-height: 1.7; color: var(--text-secondary); max-width: 60ch; }
.field-help i { color: var(--accent-blue); }
.char-count {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.char-min { font-size: 0.72rem; }
.char-count .is-short { color: var(--risk-medium); font-weight: 600; }

.turnstile-wrap { margin-top: 1.6rem; }
.turnstile-note { margin-top: 0.5rem; }
.turnstile-note i { color: var(--risk-medium); }

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.4rem; }

.btn-primary,
.btn-ghost {
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 100px;
  padding: 0.75rem 1.8rem;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--accent-gradient);
  color: var(--text-light);
  box-shadow: 0 6px 20px rgba(255, 153, 0, 0.28);
}
.btn-primary:hover:not(:disabled) { transform: translateY(-2px); }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; box-shadow: none; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text-secondary); }
.btn-ghost:hover { border-color: var(--text-secondary); color: var(--text-primary); }
.btn-primary:focus-visible,
.btn-ghost:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.status { margin-top: 1rem; font-size: 0.88rem; min-height: 1.6em; color: var(--text-secondary); }
.status.is-error { color: var(--risk-high); font-weight: 500; }

/* ===== 判定中 ===== */
.pending {
  margin-top: 1rem;
  padding: 1rem 1.2rem;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.pending-main { font-weight: 600; font-size: 0.95rem; }
.pending-main i { color: var(--accent); margin-right: 0.4rem; }
.pending-slow { font-size: 0.84rem; color: var(--text-secondary); }
.pending .btn-ghost { margin-top: 0.6rem; padding: 0.45rem 1.2rem; font-size: 0.85rem; }

/* ===== 注意書き ===== */
.notice {
  margin-top: 1.5rem;
  font-size: 0.83rem;
  line-height: 1.8;
  color: var(--text-secondary);
  background: rgba(255, 153, 0, 0.07);
  border: 1px solid rgba(255, 153, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
}
.notice i { color: var(--accent-2); margin-right: 0.35rem; }
.notice strong { color: var(--text-primary); }

.explainer {
  margin-top: 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.8rem 1.1rem;
  background: var(--surface-alt);
}
.explainer summary { font-weight: 600; font-size: 0.9rem; cursor: pointer; }
.explainer summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.explainer p { font-size: 0.85rem; color: var(--text-secondary); margin-top: 0.6rem; }

/* ===== 結果 ===== */
.section-heading { font-size: 1.1rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 1rem; }
.result { margin-top: 3rem; }
.result h3.section-heading { margin-top: 2.2rem; }

.verdict {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.verdict-badge {
  flex: 0 0 auto;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--text-light);
  background: var(--risk-hold);
}
.verdict-badge[data-overall="high"] { background: var(--risk-high); }
.verdict-badge[data-overall="medium"] { background: var(--risk-medium); }
.verdict-badge[data-overall="low"] { background: var(--risk-low); }
.verdict-badge[data-overall="hold"] { background: var(--risk-hold); }

.verdict-body { flex: 1 1 260px; }
.verdict-caption {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.verdict-headline { font-size: 1.2rem; font-weight: 700; line-height: 1.5; }
.verdict-note { font-size: 0.85rem; color: var(--text-secondary); }

.meters { display: grid; gap: 1rem; margin-top: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.meter {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.2rem;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.meter-label { font-size: 0.88rem; font-weight: 600; }
.meter-value { font-variant-numeric: tabular-nums; font-size: 1.1rem; color: var(--accent-2); }

.gauge { margin-top: 0.6rem; height: 10px; border-radius: 100px; background: var(--surface-alt); overflow: hidden; }
.gauge-fill { height: 100%; width: 0; border-radius: 100px; background: var(--accent-gradient); }
.gauge-fill.is-cool { background: linear-gradient(135deg, #4A9EFF 0%, #0073BB 100%); }

.item-list { display: grid; gap: 0.6rem; }
.item {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
  background: var(--surface);
}
.item-icon { font-size: 1rem; margin-top: 0.35rem; }
.item.is-match { border-left-color: var(--risk-high); }
.item.is-match .item-icon { color: var(--risk-high); }
.item.is-ok { border-left-color: var(--risk-low); }
.item.is-ok .item-icon { color: var(--risk-low); }
.item.is-uncertain { border-left-color: var(--risk-medium); }
.item.is-uncertain .item-icon { color: var(--risk-medium); }
.item.is-unchecked { border-left-color: var(--risk-hold); }
.item.is-unchecked .item-icon { color: var(--risk-hold); }

.item-body { flex: 1 1 auto; }
.item-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem; }
.item-label { font-size: 0.92rem; font-weight: 700; }
.item-badge {
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 100px;
  padding: 0.1rem 0.6rem;
  background: var(--surface-alt);
  color: var(--text-secondary);
  white-space: nowrap;
}
.item.is-match .item-badge { background: rgba(224, 49, 49, 0.1); color: var(--risk-high); }
.item.is-ok .item-badge { background: rgba(47, 158, 68, 0.1); color: var(--risk-low); }
.item.is-uncertain .item-badge { background: rgba(247, 103, 7, 0.1); color: var(--risk-medium); }
.item-message { font-size: 0.85rem; color: var(--text-secondary); }

.legal-prompt {
  margin-top: 1.2rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: rgba(74, 158, 255, 0.08);
  border: 1px solid rgba(74, 158, 255, 0.25);
  border-radius: var(--radius-md);
  padding: 0.8rem 1.1rem;
}
.legal-prompt i { color: var(--accent-blue); margin-right: 0.35rem; }

.feedback { margin-top: 2rem; }
.feedback-label { font-size: 0.88rem; font-weight: 600; margin-bottom: 0.5rem; }
.feedback-buttons { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.4rem 0.95rem;
  cursor: pointer;
  transition: var(--transition);
}
.chip:hover:not(:disabled) { border-color: var(--accent); color: var(--accent-2); }
.chip:disabled { opacity: 0.5; cursor: not-allowed; }
.chip:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.feedback-status { font-size: 0.82rem; color: var(--text-secondary); min-height: 1.5em; margin-top: 0.5rem; }

.run-meta {
  margin-top: 1.25rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  word-break: break-all;
}

/* ===== 解説 ===== */
.explain { margin: 4rem 0 3rem; }
.explain-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.explain-grid article {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.4rem;
  background: var(--surface-alt);
}
.explain-grid h3 {
  font-size: 0.98rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
}
.step {
  flex: 0 0 auto;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-light);
  font-size: 0.8rem;
  display: grid;
  place-items: center;
}
.explain-grid p { font-size: 0.88rem; color: var(--text-secondary); }

.caveat {
  margin-top: 1.5rem;
  font-size: 0.83rem;
  color: var(--text-secondary);
  background: rgba(255, 153, 0, 0.07);
  border: 1px solid rgba(255, 153, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
}
.caveat i { color: var(--accent-2); margin-right: 0.35rem; }

.explain-more { margin-top: 1.5rem; font-size: 0.88rem; color: var(--text-secondary); }
.explain-more i { color: var(--accent); margin-right: 0.35rem; }
.explain-more a { color: var(--accent-2); font-weight: 600; text-decoration: underline; }
.explain-more a:hover { text-decoration: none; }

/* ===== 規約などの文書ページ ===== */
.doc { padding: 3rem 0 4rem; }
.doc h1 { font-size: clamp(1.5rem, 4vw, 2.1rem); font-weight: 700; margin-bottom: 0.5rem; }
.doc .updated { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 2rem; }
.doc h2 { font-size: 1.05rem; font-weight: 700; margin: 2rem 0 0.6rem; }
.doc h3 { font-size: 0.95rem; font-weight: 700; margin: 1.4rem 0 0.4rem; }
.doc p, .doc li { font-size: 0.9rem; color: var(--text-secondary); }
.doc ol, .doc ul { padding-left: 1.4rem; }
.doc ol li, .doc ul li { list-style: revert; margin-bottom: 0.3rem; }
.doc .lead { font-size: 0.95rem; color: var(--text-secondary); }

/* 解説ページの表 */
.doc .table-scroll { overflow-x: auto; margin: 1rem 0 0.5rem; }
.doc table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.doc th, .doc td {
  border: 1px solid var(--border);
  padding: 0.6rem 0.8rem;
  text-align: left;
  vertical-align: top;
  color: var(--text-secondary);
}
.doc th {
  background: var(--surface-alt);
  color: var(--text-primary);
  font-weight: 600;
}
.doc td strong { color: var(--text-primary); }

/* 判定の流れ (番号付き) */
.doc .flow { padding-left: 0; margin: 1.2rem 0; counter-reset: flow; }
.doc .flow > li {
  list-style: none;
  position: relative;
  padding-left: 2.6rem;
  margin-bottom: 1rem;
}
.doc .flow > li::before {
  counter-increment: flow;
  content: counter(flow);
  position: absolute;
  left: 0;
  top: 0.2rem;
  width: 1.8rem;
  height: 1.8rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: var(--text-light);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
}
.doc .flow strong { color: var(--text-primary); }
.doc .flow .by {
  display: inline-block;
  margin-left: 0.4rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: var(--text-secondary);
}

/* 補足ブロック */
.doc .callout {
  margin: 1.2rem 0;
  padding: 1rem 1.2rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
}
.doc .callout p { margin: 0; }
.doc .callout p + p { margin-top: 0.6rem; }

/* 目次 */
.doc .toc { margin: 1.5rem 0 2.5rem; padding: 1rem 1.2rem 1rem 2.4rem; background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.doc .toc li { margin-bottom: 0.2rem; }
.doc .toc a { color: var(--text-secondary); text-decoration: underline; text-decoration-color: var(--border); }
.doc .toc a:hover { color: var(--accent-2); }

/* ===== フッター ===== */
.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.6);
  padding: 2rem 0;
  font-size: 0.85rem;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
.copyright { margin-top: 0.75rem; font-size: 0.78rem; }

@media (max-width: 600px) {
  .panel { padding: 1.4rem; border-radius: var(--radius-md); }
  .verdict { padding: 1.25rem; }
  .verdict-badge { width: 68px; height: 68px; font-size: 1.5rem; }
  .header-back { font-size: 0.8rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}