:root {
  --bg: #f6f8fb;
  --bg-soft: #f8fbff;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #dbe3ee;
  --border-strong: #c7d2e0;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --success-bg: #ecfdf3;
  --success-text: #166534;
  --success-border: #bbf7d0;
  --error-bg: #fef2f2;
  --error-text: #b91c1c;
  --error-border: #fecaca;
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 10px 26px rgba(15, 23, 42, 0.05);
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body.site-body {
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 30%),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

.site-flash-wrap {
  margin-bottom: 20px;
}

.site-flash {
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 10px;
}

.site-flash--error {
  background: var(--error-bg);
  color: var(--error-text);
  border-color: var(--error-border);
}

.site-flash--success {
  background: var(--success-bg);
  color: var(--success-text);
  border-color: var(--success-border);
}

.site-button,
.site-button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font: inherit;
}

.site-button:hover,
.site-button-secondary:hover {
  text-decoration: none;
}

.site-button {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.22);
}

.site-button:hover {
  background: var(--primary-hover);
}

.site-button-secondary {
  background: #fff;
  color: var(--text);
  border-color: var(--border);
}

.site-button-secondary:hover {
  background: #f9fbff;
}

.site-card {
  background: var(--card);
  border: 1px solid rgba(219, 227, 238, 0.95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.site-card-header {
  padding: 26px 26px 18px;
  border-bottom: 1px solid #eef2f7;
  background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
}

.site-card-title {
  margin: 0;
  font-size: 24px;
  line-height: 1.4;
}

.site-card-subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.site-card-body {
  padding: 24px 26px 26px;
}

.site-form-group {
  margin-bottom: 18px;
}

.site-label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.site-input,
.site-textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  font: inherit;
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.site-input:focus,
.site-textarea:focus {
  outline: none;
  border-color: #93c5fd;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.site-textarea {
  min-height: 120px;
  resize: vertical;
}

.site-footer-links {
  margin-top: 18px;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
}

.site-footer-links a {
  font-weight: 600;
}

.site-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
  margin-bottom: 24px;
}

.site-hero-card,
.site-menu-card {
  background: var(--card);
  border: 1px solid rgba(219, 227, 238, 0.95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.site-hero-card {
  padding: 36px 32px;
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.06), rgba(37, 99, 235, 0.01)),
    #ffffff;
}

.site-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.site-title-xl {
  margin: 0 0 14px;
  font-size: 42px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.site-lead {
  margin: 0;
  max-width: 640px;
  color: var(--muted);
  font-size: 16px;
}

.site-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.site-menu-header {
  padding: 22px 22px 14px;
  border-bottom: 1px solid #eef2f7;
  background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
}

.site-menu-title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
}

.site-menu-subtitle {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.site-menu-list {
  list-style: none;
  margin: 0;
  padding: 10px 16px 16px;
}

.site-menu-list li + li {
  margin-top: 10px;
}

.site-menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.site-menu-link:hover {
  text-decoration: none;
  background: #f9fbff;
  border-color: #cfd9e6;
}

.site-menu-meta {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  margin-top: 2px;
}

.site-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.site-info-card {
  background: #fff;
  border: 1px solid rgba(219, 227, 238, 0.95);
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
  padding: 22px 20px;
}

.site-info-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
}

.site-info-text {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.site-login-wrap {
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
  padding: 24px 0;
}

.site-brand {
  text-align: center;
  margin-bottom: 18px;
}

.site-brand-title {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.site-brand-text {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.site-page--login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-button--full {
  width: 100%;
}

@media (max-width: 900px) {
  .site-hero {
    grid-template-columns: 1fr;
  }

  .site-info-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-page {
    padding: 20px 16px 36px;
  }

  .site-page--login {
    display: block;
    min-height: auto;
  }

  .site-hero-card {
    padding: 26px 20px;
  }

  .site-title-xl {
    font-size: 32px;
  }

  .site-menu-header,
  .site-card-header,
  .site-card-body {
    padding-left: 18px;
    padding-right: 18px;
  }

  .site-menu-list {
    padding-left: 12px;
    padding-right: 12px;
  }

  .site-brand-title {
    font-size: 24px;
  }

  .site-card-title {
    font-size: 22px;
  }
}

.site-calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.site-calendar-heading {
  margin: 0;
  font-size: 32px;
  line-height: 1.3;
  font-weight: 800;
}

.site-calendar-subtext {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.site-calendar-toplinks {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.site-calendar-monthnav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.site-chip-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.site-chip-link:hover {
  background: #f9fbff;
  text-decoration: none;
}

.site-chip-link--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.16);
}

.site-chip-link--primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

.site-legend {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.site-legend-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.site-legend-badge--open {
  background: #eefaf2;
  color: #1f8b4c;
}

.site-legend-badge--ask {
  background: #fff7e8;
  color: #9a6a00;
}

.site-legend-badge--reserved {
  background: #ffecec;
  color: #b33636;
}

.site-calendar-table-wrap {
  overflow-x: auto;
}

.site-calendar-table {
  width: 100%;
  min-width: 840px;
  border-collapse: collapse;
  table-layout: fixed;
  background: #fff;
}

.site-calendar-table th,
.site-calendar-table td {
  border: 1px solid var(--border);
  vertical-align: top;
}

.site-calendar-table th {
  background: #f3f6fc;
  padding: 12px 10px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
}

.site-calendar-cell {
  height: 132px;
  padding: 10px;
}

.site-calendar-cell--empty {
  background: #fafbfe;
}

.site-calendar-cell--open {
  background: #eefaf2;
}

.site-calendar-cell--ask {
  background: #fff7e8;
}

.site-calendar-cell--reserved {
  background: #ffecec;
}

.site-day-number {
  font-weight: 800;
  font-size: 18px;
  line-height: 1;
  margin-bottom: 10px;
}

.site-status-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 10px;
}

.site-status-badge--open {
  background: #ffffff;
  color: #1f8b4c;
  border: 1px solid #cfead9;
}

.site-status-badge--ask {
  background: #ffffff;
  color: #9a6a00;
  border: 1px solid #efd9a5;
}

.site-status-badge--reserved {
  background: #ffffff;
  color: #b33636;
  border: 1px solid #f0caca;
}

.site-calendar-note {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

.site-apply-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
}

.site-apply-link:hover {
  background: var(--primary-hover);
  text-decoration: none;
}

@media (max-width: 640px) {
  .site-calendar-heading {
    font-size: 26px;
  }
}

.site-info-note-card {
  margin-top: 20px;
}

.site-info-note-title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
}

.site-info-note-text {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.site-info-note-text + .site-info-note-text {
  margin-top: 8px;
}