:root {
  --bg: #1a1b2e;
  --bg-surface: #242540;
  --bg-hover: #2d2e4a;
  --border: #3a3b5c;
  --text: #e0e0e8;
  --text-muted: #8888a0;
  --primary: #6c7cf5;
  --primary-hover: #5a6be0;
  --danger: #e55;
  --warning: #f0a040;
  --success: #4caf80;
  --info: #50b0d0;
  --radius: 8px;
  --radius-sm: 4px;
}

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

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

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

/* Nav */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 56px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
}
.nav-brand { font-weight: 700; font-size: 1.1rem; color: var(--primary); }
.nav-links { display: flex; gap: 1.5rem; align-items: center; }
.nav-links a { color: var(--text-muted); font-size: 0.9rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-logout { opacity: 0.5; }
.nav-user { color: var(--accent); font-size: 0.85rem; font-weight: 500; opacity: 0.8; }

/* Main */
main { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem; }

/* Flash */
.flash {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}
.flash-success { background: rgba(76,175,128,0.15); border: 1px solid var(--success); color: var(--success); }
.flash-error { background: rgba(238,85,85,0.15); border: 1px solid var(--danger); color: var(--danger); }

/* Page header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.page-header h1 { font-size: 1.5rem; font-weight: 600; }
.header-actions { display: flex; gap: 0.5rem; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}
.btn:hover { background: var(--bg-hover); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }
.btn-deploy { padding: 0.6rem 2rem; font-size: 1rem; }

/* Badges */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-ok { background: rgba(76,175,128,0.2); color: var(--success); }
.badge-warning { background: rgba(240,160,64,0.2); color: var(--warning); }
.badge-danger { background: rgba(238,85,85,0.2); color: var(--danger); }
.badge-info { background: rgba(80,176,208,0.2); color: var(--info); }
.badge-muted { background: rgba(136,136,160,0.2); color: var(--text-muted); }

/* Site cards */
.site-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1rem; }
.site-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.site-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.site-card-header h3 { font-size: 1.1rem; }
.site-card-header h3 a { color: var(--text); }
.site-card-meta { font-size: 0.85rem; color: var(--text-muted); }
.meta-row { margin-bottom: 0.3rem; }
.meta-row .label { color: var(--text-muted); margin-right: 0.3rem; }
.site-card-actions { margin-top: 1rem; display: flex; gap: 0.5rem; }

/* Site info bar */
.site-info-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  padding: 1rem 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
}
.site-info-bar .label { color: var(--text-muted); margin-right: 0.3rem; }

/* Panel */
.panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.panel h2 { font-size: 1.15rem; margin-bottom: 1rem; }

.content-split { display: grid; grid-template-columns: 1fr 1.2fr; gap: 1.5rem; }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.3rem; }
.form-group .hint { font-size: 0.75rem; opacity: 0.5; }
.form-row { display: flex; gap: 1rem; }
.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

input, select, textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }

.form-actions { display: flex; gap: 0.75rem; align-items: center; margin-top: 1.5rem; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th, td { padding: 0.6rem 0.75rem; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--text-muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }
td.actions { white-space: nowrap; }
td.actions form { margin: 0; }

/* Scan results */
.scan-summary { margin-bottom: 1rem; display: flex; align-items: center; gap: 1rem; }
.scan-breakdown { color: var(--text-muted); font-size: 0.85rem; }

.warning-box {
  background: rgba(240,160,64,0.1);
  border: 1px solid var(--warning);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--warning);
}

/* Scan tabs */
.scan-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 0;
  border-bottom: 1px solid var(--border);
}
.scan-tab {
  padding: 0.6rem 1.2rem;
  background: none;
  border: 1px solid transparent;
  border-bottom: none;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: inherit;
  cursor: pointer;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  position: relative;
  bottom: -1px;
  transition: color 0.15s, background 0.15s;
}
.scan-tab:hover { color: var(--text); background: var(--bg-hover); }
.scan-tab.active {
  color: var(--text);
  background: var(--bg-surface);
  border-color: var(--border);
  border-bottom-color: var(--bg-surface);
}
.tab-count {
  display: inline-block;
  background: rgba(136,136,160,0.2);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.1rem 0.4rem;
  border-radius: 8px;
  margin-left: 0.3rem;
}
.scan-tab.active .tab-count { background: rgba(108,124,245,0.2); color: var(--primary); }

.scan-search { padding: 0.5rem 0; }
.scan-search input { width: 100%; padding: 0.5rem 0.75rem; border: 1px solid var(--border); border-radius: 4px; background: var(--bg-surface); color: var(--text); font-size: 0.85rem; font-family: inherit; }
.scan-search input:focus { outline: none; border-color: var(--primary); }

.scan-table { margin-bottom: 1.5rem; }
.scan-table .file-path { font-family: 'SF Mono', Monaco, Consolas, monospace; font-size: 0.8rem; }
.row-flagged { background: rgba(240,160,64,0.05); }
.row-locked { background: rgba(136,136,160,0.05); }
.row-locked .file-path { opacity: 0.6; }
.change-new { color: var(--success); }
.change-modified { color: var(--info); }
.change-deleted { color: var(--danger); }
.row-deleted { background: rgba(238,85,85,0.04); }

th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text); }
th.sortable .sort-icon::after { content: ''; margin-left: 0.3rem; }
th.sort-asc .sort-icon::after { content: '\25B2'; font-size: 0.6rem; }
th.sort-desc .sort-icon::after { content: '\25BC'; font-size: 0.6rem; }

.deploy-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.empty-scan {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
}

/* Detail rows */
.detail-row td { padding: 0; }
.detail-content { padding: 1rem; background: var(--bg); font-size: 0.8rem; }
.detail-content pre {
  background: var(--bg-surface);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin: 0.5rem 0 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.6;
}

/* Loading spinner */
.loading { opacity: 0.5; pointer-events: none; }
.spinner { display: inline-block; margin-left: 0.5rem; }
.spinner::after { content: '...'; animation: dots 1s steps(3) infinite; }
@keyframes dots { 0% { content: '.'; } 33% { content: '..'; } 66% { content: '...'; } }

/* Login */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  width: 340px;
  text-align: center;
}
.login-box h1 { margin-bottom: 1.5rem; font-size: 1.3rem; color: var(--primary); }
.login-box input { margin-bottom: 1rem; text-align: center; }
.login-box button { width: 100%; }

/* Clickable link-style buttons */
.btn-link {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  padding: 0;
  text-decoration: underline;
}
.btn-link:hover { color: var(--primary-hover); }

.deploy-history .detail-content strong { display: block; margin-bottom: 0.25rem; color: var(--text); }

.empty { color: var(--text-muted); font-style: italic; }
.text-muted { color: var(--text-muted); }

/* Admin */
.admin-section {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.admin-section h2 { font-size: 1.15rem; margin-bottom: 1rem; }
.admin-table { width: 100%; }
.admin-form .form-row { display: flex; gap: 1rem; margin-bottom: 0; }
.admin-form .form-group { flex: 1; margin-bottom: 1rem; }
.admin-form .form-group label { display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.3rem; }
.site-access-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem;
}
.access-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
}
.access-checkbox:hover { border-color: var(--primary); }
.access-checkbox input[type="checkbox"] { width: auto; }

/* Responsive */
@media (max-width: 768px) {
  .content-split { grid-template-columns: 1fr; }
  .site-grid { grid-template-columns: 1fr; }
  .form-row { flex-direction: column; gap: 0; }
  .deploy-actions { flex-direction: column; }
}