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

:root {
  --bg: #f5f5f7;
  --card: #ffffff;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --danger: #ef4444;
  --success: #10b981;
  --warning: #f59e0b;
  --text: #1f2937;
  --text-secondary: #6b7280;
  --border: #e5e7eb;
  --terminal-bg: #1a1b26;
  --terminal-text: #a9b1d6;
  --radius: 12px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Login Page */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.login-card h1 {
  text-align: center;
  margin-bottom: 8px;
  font-size: 24px;
}

.login-card .subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 14px;
}

.login-error {
  background: #fef2f2;
  color: var(--danger);
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
  display: none;
}

/* Main Layout */
.app-container {
  display: none;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.header h1 {
  font-size: 22px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text);
}

input[type="text"],
input[type="password"],
input[type="email"],
select {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  background: #fff;
}

input:focus,
select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  width: 100%;
}

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

.btn-primary:disabled {
  background: #93c5fd;
  cursor: not-allowed;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.btn-outline:hover {
  background: #f9fafb;
  border-color: #d1d5db;
}

/* Cards */
.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  margin-bottom: 20px;
}

.card h2 {
  font-size: 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Build Form Grid */
.build-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 12px;
  align-items: end;
}

@media (max-width: 768px) {
  .build-form-grid {
    grid-template-columns: 1fr;
  }
}

/* Branch dropdown with search */
.branch-select-wrapper {
  position: relative;
}

.branch-search {
  margin-bottom: 0;
}

.branch-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: 240px;
  overflow-y: auto;
  z-index: 100;
  display: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.branch-dropdown.open {
  display: block;
}

.branch-option {
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
  border-bottom: 1px solid #f3f4f6;
}

.branch-option:hover,
.branch-option.selected {
  background: #eff6ff;
  color: var(--primary);
}

.branch-option:last-child {
  border-bottom: none;
}

/* Terminal Log */
.log-container {
  background: var(--terminal-bg);
  border-radius: 8px;
  padding: 16px;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 13px;
  line-height: 1.5;
  color: var(--terminal-text);
  max-height: 400px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

.log-container:empty::after {
  content: 'ビルドログがここに表示されます...';
  color: #565f89;
}

/* Queue */
.queue-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.queue-item:last-child {
  border-bottom: none;
}

.queue-empty {
  color: var(--text-secondary);
  font-size: 14px;
  text-align: center;
  padding: 12px;
}

/* History Table */
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.history-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 2px solid var(--border);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.history-table td {
  padding: 10px 12px;
  border-bottom: 1px solid #f3f4f6;
}

.history-table tr:last-child td {
  border-bottom: none;
}

.history-empty {
  color: var(--text-secondary);
  text-align: center;
  padding: 24px;
}

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.badge-success {
  background: #ecfdf5;
  color: #059669;
}

.badge-failed {
  background: #fef2f2;
  color: #dc2626;
}

.badge-building {
  background: #eff6ff;
  color: #2563eb;
  animation: pulse 2s ease-in-out infinite;
}

.badge-queued {
  background: #fefce8;
  color: #ca8a04;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Current build banner */
.build-banner {
  display: none;
  padding: 12px 16px;
  background: #eff6ff;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--primary);
  align-items: center;
  gap: 8px;
}

.build-banner.active {
  display: flex;
}

/* Link style */
a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .app-container {
    padding: 12px;
  }

  .header {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }

  .card {
    padding: 16px;
  }

  .history-table {
    font-size: 12px;
  }

  .history-table th,
  .history-table td {
    padding: 8px 6px;
  }
}