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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", sans-serif;
  background: #0f0f0f;
  color: #e0e0e0;
  line-height: 1.6;
}

a {
  color: #60a5fa;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
.admin-header {
  background: #1a1a1a;
  border-bottom: 1px solid #2a2a2a;
  padding: 0 24px;
}

.admin-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.admin-logo {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

.admin-logo:hover {
  text-decoration: none;
}

.admin-header nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
}

/* Main */
.admin-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

h1 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 24px;
}

/* Notice / Alert */
.admin-notice {
  background: #064e3b;
  color: #6ee7b7;
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 24px;
  font-size: 14px;
}

.admin-alert {
  background: #7f1d1d;
  color: #fca5a5;
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 24px;
  font-size: 14px;
}

/* Filters */
.admin-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.filter-link {
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  background: #1a1a1a;
  color: #a0a0a0;
  border: 1px solid #2a2a2a;
  transition: all 0.2s;
}

.filter-link:hover {
  background: #2a2a2a;
  text-decoration: none;
  color: #e0e0e0;
}

.filter-link.active {
  background: #60a5fa;
  color: #fff;
  border-color: #60a5fa;
}

/* Table */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-table th {
  text-align: left;
  padding: 12px 16px;
  background: #1a1a1a;
  border-bottom: 1px solid #2a2a2a;
  font-weight: 500;
  color: #a0a0a0;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.admin-table td {
  padding: 12px 16px;
  border-bottom: 1px solid #1a1a1a;
}

.admin-table tbody tr:hover {
  background: #1a1a1a;
}

/* Status Badge */
.status-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.status-new {
  background: #1e3a5f;
  color: #60a5fa;
}

.status-read {
  background: #3b3b1a;
  color: #fbbf24;
}

.status-replied {
  background: #064e3b;
  color: #6ee7b7;
}

.btn-detail {
  padding: 4px 12px;
  background: #2a2a2a;
  border-radius: 4px;
  font-size: 13px;
  color: #e0e0e0;
}

.btn-detail:hover {
  background: #3a3a3a;
  text-decoration: none;
}

.empty-message {
  text-align: center;
  color: #666;
  padding: 48px 0;
}

/* Show page */
.admin-show-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.admin-show-header h1 {
  margin-bottom: 0;
}

.btn-back {
  font-size: 14px;
  color: #a0a0a0;
}

.admin-card {
  background: #1a1a1a;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 32px;
}

.admin-card-row {
  display: flex;
  padding: 12px 0;
  border-bottom: 1px solid #222;
}

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

.admin-card-row .label {
  width: 120px;
  flex-shrink: 0;
  color: #a0a0a0;
  font-size: 14px;
}

.message-body {
  white-space: pre-wrap;
  line-height: 1.8;
}

/* Status form */
.admin-status-form {
  background: #1a1a1a;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  padding: 24px;
}

.admin-status-form h2 {
  font-size: 16px;
  margin-bottom: 16px;
}

.status-select {
  padding: 8px 12px;
  background: #0f0f0f;
  color: #e0e0e0;
  border: 1px solid #2a2a2a;
  border-radius: 4px;
  font-size: 14px;
  margin-right: 12px;
}

.btn-update {
  padding: 8px 20px;
  background: #60a5fa;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  cursor: pointer;
}

.btn-update:hover {
  background: #3b82f6;
}