:root {
  --bg: #FAF9F6;
  --surface: #FFFFFF;
  --surface2: #F5F3ED;
  --accent: #D96A4B;
  --accent-light: #E8886C;
  --accent-muted: #FDEEEA;
  --accent2: #4B91AD;
  --navy: #3E3532;
  --navy-mid: #594E4A;
  --text: #2D2523;
  --text-mid: #635A58;
  --text-light: #9C9391;
  --border: #E8E4DF;
  --border-light: #F4F0EC;
  --green: #10B981;
  --green-light: #D1FAE5;
  --yellow: #F59E0B;
  --yellow-light: #FEF3C7;
  --red: #EF4444;
  --red-light: #FEE2E2;
  --shadow-sm: 0 1px 3px rgba(10, 25, 41, 0.07), 0 1px 2px rgba(10, 25, 41, 0.04);
  --shadow-md: 0 4px 14px rgba(10, 25, 41, 0.09), 0 2px 4px rgba(10, 25, 41, 0.05);
  --shadow-lg: 0 8px 28px rgba(10, 25, 41, 0.12), 0 4px 8px rgba(10, 25, 41, 0.06);
  --radius: 12px;
  --radius-lg: 16px;
  --font-sans: 'Noto Sans JP', sans-serif;
  --font-logo: 'Zen Maru Gothic', sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  height: 68px;
  display: flex;
  align-items: center;
}

.logo {
  font-family: var(--font-logo);
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--navy);
  margin-left: 6px;
}

.main-content {
  flex: 1;
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
  width: 100%;
}

.status-summary {
  background: var(--green);
  color: white;
  padding: 32px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-md);
  margin-bottom: 48px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.status-summary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.status-summary i {
  font-size: 36px;
}

.status-summary h2 {
  font-size: 24px;
  font-weight: 700;
}

h3 {
  font-size: 20px;
  color: var(--navy);
  margin-bottom: 20px;
  font-weight: 700;
}

.components-section {
  margin-bottom: 48px;
}

.components-list {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.component-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.15s ease;
}

.component-card:hover {
  background: var(--surface2);
}

.component-card:last-child {
  border-bottom: none;
}

.component-name {
  font-weight: 500;
  font-size: 16px;
  color: var(--navy);
}

.component-status {
  font-weight: 700;
  font-size: 14px;
  padding: 6px 14px;
  border-radius: 999px;
}

.status-ok {
  color: var(--green);
  background: var(--green-light);
}

.incidents-section {
  margin-bottom: 48px;
}

.incident-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.incident-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.incident-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--border-light);
}

.incident-resolved::before {
  background: var(--yellow);
}

.incident-date {
  font-size: 14px;
  color: var(--text-light);
  font-weight: 500;
  margin-bottom: 8px;
}

.incident-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.incident-desc {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.8;
  background: var(--surface2);
  padding: 16px;
  border-radius: var(--radius);
  margin-top: 16px;
  white-space: pre-wrap;
}

.incident-desc strong {
  color: var(--navy);
}

.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 32px 20px;
  text-align: center;
  color: var(--text-light);
  font-size: 14px;
  margin-top: auto;
}