/*
 * 採用日本語: アプリ全体で参照されるスタイル（Propshaft の論理名 `app`）。
 * 公開ページは Bootstrap 系のカード型・中央寄せレイアウト（Bootstrap 本体は未導入）。
 */

:root {
  --public-primary: #0d6efd;
  --public-primary-hover: #0b5ed7;
  --public-border: #dee2e6;
  --public-muted: #6c757d;
  --public-bg: #f8f9fa;
  --public-card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --public-max-width: 48rem;
  --public-wide-max-width: 56rem;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: #212529;
  background: var(--public-bg);
}

/* --- 公開ページ共通コンテナ --- */
.public-page {
  max-width: var(--public-max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.public-page--wide {
  max-width: var(--public-wide-max-width);
}

.public-page__header {
  margin-bottom: 1.5rem;
  text-align: center;
}

.public-page__title {
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.25;
}

.public-page__lead {
  margin: 0 auto;
  max-width: 36rem;
  color: var(--public-muted);
  font-size: 1rem;
}

.public-page__meta {
  margin: 0.5rem 0 0;
  font-size: 0.95rem;
  color: #495057;
}

/* --- 共通ナビ（法務・料金・問い合わせ） --- */
.public-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  justify-content: center;
  margin: 0 0 1.5rem;
  padding: 0.75rem 1rem;
  background: #fff;
  border: 1px solid var(--public-border);
  border-radius: 0.5rem;
  box-shadow: var(--public-card-shadow);
  font-size: 0.875rem;
}

.public-nav a {
  color: var(--public-primary);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
}

.public-nav a:hover,
.public-nav a:focus {
  background: #e7f1ff;
  text-decoration: underline;
}

/* --- カード --- */
.public-card {
  background: #fff;
  border: 1px solid var(--public-border);
  border-radius: 0.5rem;
  box-shadow: var(--public-card-shadow);
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
}

.public-card:last-child {
  margin-bottom: 0;
}

.public-card h2,
.public-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.public-card p,
.public-card ul,
.public-card ol {
  margin: 0 0 0.75rem;
}

.public-card p:last-child,
.public-card ul:last-child,
.public-card ol:last-child {
  margin-bottom: 0;
}

.public-card-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .public-card-grid--2 {
    grid-template-columns: 1fr 1fr;
  }
}

/* --- ボタン --- */
.public-btn {
  display: inline-block;
  padding: 0.55rem 1.15rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  border-radius: 0.375rem;
  border: 1px solid transparent;
  cursor: pointer;
}

.public-btn--primary {
  color: #fff;
  background: var(--public-primary);
  border-color: var(--public-primary);
}

.public-btn--primary:hover,
.public-btn--primary:focus {
  background: var(--public-primary-hover);
  border-color: var(--public-primary-hover);
  color: #fff;
}

.public-btn--outline {
  color: var(--public-primary);
  background: #fff;
  border-color: var(--public-primary);
}

.public-btn--outline:hover,
.public-btn--outline:focus {
  background: #e7f1ff;
  color: var(--public-primary);
}

.public-btn--lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.05rem;
}

/* --- アラート --- */
.public-alert {
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  border: 1px solid transparent;
  border-radius: 0.375rem;
  font-size: 0.925rem;
}

.public-alert--warning {
  color: #664d03;
  background: #fff3cd;
  border-color: #ffecb5;
}

.public-alert--info {
  color: #055160;
  background: #cff4fc;
  border-color: #b6effb;
}

.public-alert--danger {
  color: #842029;
  background: #f8d7da;
  border-color: #f5c2c7;
}

.public-alert ul {
  margin: 0.35rem 0 0;
  padding-left: 1.25rem;
}

/* --- 料金ページ --- */
.pricing-hero {
  text-align: center;
  padding: 1.5rem 1rem;
  margin-bottom: 1rem;
  background: linear-gradient(180deg, #fff 0%, #f0f4ff 100%);
  border: 1px solid var(--public-border);
  border-radius: 0.5rem;
  box-shadow: var(--public-card-shadow);
}

.pricing-hero__price {
  margin: 0 0 0.35rem;
  font-size: 2rem;
  font-weight: 700;
  color: var(--public-primary);
}

.pricing-hero__note {
  margin: 0;
  color: var(--public-muted);
  font-size: 0.95rem;
}

.pricing-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.pricing-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #495057;
  background: #fff;
  border: 1px solid var(--public-border);
  border-radius: 2rem;
}

.public-links {
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.public-links li {
  margin-bottom: 0.35rem;
}

.public-links a {
  color: var(--public-primary);
  font-weight: 500;
}

/* --- お問い合わせフォーム --- */
.public-form__group {
  margin-bottom: 1rem;
}

.public-form__label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.public-form__required {
  color: #dc3545;
  margin-left: 0.15rem;
}

.public-form__control {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: #212529;
  background: #fff;
  border: 1px solid #ced4da;
  border-radius: 0.375rem;
  box-sizing: border-box;
}

.public-form__control:focus {
  border-color: #86b7fe;
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.public-form__control--invalid {
  border-color: #dc3545;
}

.public-form__hint {
  margin: 0.35rem 0 0;
  font-size: 0.875rem;
  color: var(--public-muted);
}

.public-form__error-list {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: #842029;
}

.public-form__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.25rem;
}

/* SYN-SEC-006: honeypot — 画面外に配置し人間の入力を想定しない */
.contact-form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form__honeypot-label {
  display: none;
}

@media (min-width: 640px) {
  .public-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
}

/* --- トップページ（LP） --- */
.landing {
  max-width: var(--public-wide-max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.landing__header {
  margin-bottom: 2rem;
  text-align: center;
}

.landing__title {
  margin: 0 0 0.5rem;
  font-size: 2rem;
  font-weight: 700;
}

.landing__lead {
  margin: 0 auto 0.75rem;
  max-width: 40rem;
  font-size: 1.05rem;
  line-height: 1.6;
}

.landing__domain {
  margin: 0;
  font-size: 0.95rem;
  color: var(--public-muted);
}

.landing__domain-name {
  font-weight: 600;
  color: #495057;
}

.landing__hero-cta {
  text-align: center;
  margin: 1.5rem 0 2rem;
  padding: 1.5rem 1.25rem;
  background: #fff;
  border: 1px solid var(--public-border);
  border-radius: 0.5rem;
  box-shadow: var(--public-card-shadow);
}

.landing__hero-cta p {
  margin: 0 0 1rem;
  font-size: 1rem;
}

.landing__section {
  background: #fff;
  border: 1px solid var(--public-border);
  border-radius: 0.5rem;
  box-shadow: var(--public-card-shadow);
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
}

.landing__section h2 {
  margin: 0 0 0.75rem;
  font-size: 1.15rem;
  font-weight: 600;
}

.landing__section p {
  margin: 0 0 0.75rem;
}

.landing__section p:last-child {
  margin-bottom: 0;
}

.landing__cta {
  display: inline-block;
  margin-top: 0.25rem;
  padding: 0.55rem 1.15rem;
  font-weight: 600;
  text-decoration: none;
  color: #fff;
  background: var(--public-primary);
  border-radius: 0.375rem;
}

.landing__cta:hover,
.landing__cta:focus {
  background: var(--public-primary-hover);
  color: #fff;
}

.landing__cta--secondary {
  background: #fff;
  color: var(--public-primary);
  border: 1px solid var(--public-primary);
  margin-left: 0.5rem;
}

.landing__cta--secondary:hover,
.landing__cta--secondary:focus {
  background: #e7f1ff;
  color: var(--public-primary);
}

.landing__note {
  font-size: 0.9rem;
  color: #555;
  border-left: 3px solid #adb5bd;
  padding-left: 0.75rem;
  margin-top: 1.25rem;
}

.landing__note p {
  margin: 0;
}

.landing__footer {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--public-border);
}

.landing__footer-heading {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
}

.landing__footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  justify-content: center;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.landing__footer-links a {
  color: var(--public-primary);
  font-size: 0.925rem;
}

.landing__footer-note {
  margin: 0;
  font-size: 0.875rem;
  color: var(--public-muted);
  text-align: center;
  line-height: 1.55;
}

.landing__brand {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--public-primary);
}

.landing__feature-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 640px) {
  .landing__feature-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.landing__feature h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.landing__feature p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.landing__scope-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 640px) {
  .landing__scope-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.landing__scope-block h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.landing__scope-block ul {
  margin: 0;
  padding-left: 1.25rem;
  line-height: 1.65;
}

.landing__scope-block--not {
  border-left: 3px solid #dee2e6;
  padding-left: 0.75rem;
}

/* --- 公開ページ共通フッター --- */
.public-footer {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--public-border);
}

.public-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  justify-content: center;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.public-footer__links a {
  color: var(--public-primary);
  font-size: 0.925rem;
  text-decoration: none;
}

.public-footer__links a:hover,
.public-footer__links a:focus {
  text-decoration: underline;
}

.public-footer__note {
  margin: 0;
  font-size: 0.875rem;
  color: var(--public-muted);
  text-align: center;
  line-height: 1.55;
}

/* --- 料金プランカード --- */
.pricing-plan__price {
  margin: 0 0 0.75rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: #212529;
}

.pricing-plan__details {
  margin: 0;
  padding-left: 0;
  list-style: none;
  line-height: 1.7;
}

.pricing-plan__details li {
  margin-bottom: 0.35rem;
}

.pricing-plan__notice {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  color: var(--public-muted);
  line-height: 1.6;
}

/* --- アクセシビリティ用（画面外に見出しを置く） --- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- 法務ページ（legal-doc は public-page の別名互換） --- */
.legal-doc {
  max-width: var(--public-max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.legal-doc__draft-notice {
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  font-size: 0.925rem;
  background: #fff3cd;
  border: 1px solid #ffecb5;
  border-radius: 0.375rem;
  color: #664d03;
}

.legal-doc__header {
  margin-bottom: 1.25rem;
  text-align: center;
}

.legal-doc__header h1 {
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
  font-weight: 700;
}

.legal-doc__header p {
  margin: 0 0 0.35rem;
  color: #495057;
}

.legal-doc__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  justify-content: center;
  margin: 0 0 1.5rem;
  padding: 0.75rem 1rem;
  background: #fff;
  border: 1px solid var(--public-border);
  border-radius: 0.5rem;
  box-shadow: var(--public-card-shadow);
  font-size: 0.875rem;
}

.legal-doc__nav a {
  color: var(--public-primary);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
}

.legal-doc__nav a:hover,
.legal-doc__nav a:focus {
  background: #e7f1ff;
  text-decoration: underline;
}

.legal-doc__section {
  background: #fff;
  border: 1px solid var(--public-border);
  border-radius: 0.5rem;
  box-shadow: var(--public-card-shadow);
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
}

.legal-doc__section h2 {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.legal-doc__section p,
.legal-doc__section ul,
.legal-doc__section ol {
  margin: 0 0 0.75rem;
  line-height: 1.7;
}

.legal-doc__section p:last-child,
.legal-doc__section ul:last-child,
.legal-doc__section ol:last-child {
  margin-bottom: 0;
}

.legal-doc__dl {
  margin: 0;
}

.legal-doc__dl dt {
  font-weight: 600;
  margin-top: 0.75rem;
}

.legal-doc__dl dt:first-child {
  margin-top: 0;
}

.legal-doc__dl dd {
  margin: 0.2rem 0 0;
  line-height: 1.65;
}