:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-alt: #1c222c;
  --border: #262d38;
  --border-soft: #1c222b;
  --text: #e6edf3;
  --text-muted: #8b95a5;
  --text-faint: #5b6472;
  --accent: #38bdf8;
  --accent-strong: #0ea5e9;
  --accent-soft: rgba(56, 189, 248, 0.14);
  --success: #22c55e;
  --success-soft: rgba(34, 197, 94, 0.14);
  --warning: #f59e0b;
  --warning-soft: rgba(245, 158, 11, 0.14);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.14);
  --radius: 0.625rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: inherit; }

/* Top nav */

nav.topnav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0 1.5rem;
  height: 3.5rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

nav.topnav .brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  margin-right: 1.5rem;
  color: var(--text);
}

nav.topnav .brand::before {
  content: "";
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0.5rem var(--accent);
}

nav.topnav a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
}

nav.topnav a:hover {
  background: var(--panel-alt);
  color: var(--text);
}

nav.topnav a.active {
  background: var(--accent-soft);
  color: var(--accent);
}

main {
  max-width: 60rem;
  margin: 0 auto;
  padding: 1.5rem;
}

h1 {
  font-size: 1.375rem;
  margin: 0 0 0.25rem;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin: 0 0 1.25rem;
}

.toolbar {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

/* Buttons */

button, .btn {
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel-alt);
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
}

button:hover { background: #242b36; }

button.primary {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: #04121c;
  font-weight: 600;
}
button.primary:hover { background: var(--accent); }

button.regenerate {
  background: var(--success);
  border-color: var(--success);
  color: #06210f;
  font-weight: 600;
}
button.regenerate:hover { background: #16a34a; }

button.danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}
button.danger:hover { background: var(--danger); color: #2b0a0a; }

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

button.small { padding: 0.25rem 0.625rem; font-size: 0.8125rem; }

button.icon-btn {
  padding: 0.5rem;
  line-height: 1;
  font-size: 0.9375rem;
}

/* Generic cards / tables (Sites & Platforms pages) */

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.card h2 {
  font-size: 1rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.empty-state {
  text-align: center;
  padding: 3rem 1.25rem;
  color: var(--text-muted);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 0.625rem 0.75rem;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border-soft);
}

th {
  background: var(--panel-alt);
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

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

td.actions {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
}
.pill.active { background: var(--success-soft); color: var(--success); }
.pill.inactive { background: var(--panel-alt); color: var(--text-faint); }

code {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  padding: 0.0625rem 0.375rem;
  font-size: 0.85em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.days-remaining {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  white-space: nowrap;
}
.days-remaining.ok { background: var(--success-soft); color: var(--success); }
.days-remaining.warning { background: var(--warning-soft); color: var(--warning); }
.days-remaining.danger { background: var(--danger-soft); color: var(--danger); }

/* Modals */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 3.75rem;
  z-index: 50;
}

.modal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  width: 26.25rem;
  max-width: calc(100vw - 2rem);
  box-shadow: 0 0.625rem 2.5rem rgba(0,0,0,0.5);
}

.modal h2 { margin-top: 0; font-size: 1.0625rem; }

.field { margin-bottom: 0.875rem; }
.field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--text-muted);
}
.field input[type="text"],
.field input[type="number"],
.field input[type="url"],
.field input[type="password"],
.field input[type="date"],
.field textarea {
  width: 100%;
  padding: 0.5rem 0.625rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-family: inherit;
  background: var(--panel-alt);
  color: var(--text);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.field textarea { resize: vertical; min-height: 3.75rem; }

.field-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.field-checkbox label { margin: 0; }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.status-msg {
  font-size: 0.8125rem;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.status-msg.error { background: var(--danger-soft); color: var(--danger); }
.status-msg.success { background: var(--success-soft); color: var(--success); }

.muted { color: var(--text-muted); font-size: 0.8125rem; }

/* Login */

.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-card { width: 100%; max-width: 22rem; }
.login-card h1 { font-size: 1.375rem; margin: 0 0 0.25rem; }
.login-submit { width: 100%; margin-top: 0.25rem; }

.logout-form { margin: 0; }

/* Today dashboard layout */

.topnav-spacer { flex: 1; }

.topnav-clock {
  font-size: 0.75rem;
  color: var(--text-faint);
  margin-right: 0.375rem;
  white-space: nowrap;
}

.today-body {
  max-width: 75rem;
  margin: 0 auto;
  padding: 1.75rem 2rem;
}

.greeting-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.greeting-row h1 { margin: 0 0 0.25rem; font-size: 1.5rem; }
.greeting-row .subtitle { color: var(--text-muted); font-size: 0.875rem; }

.stat-strip { display: flex; gap: 0.625rem; }

.stat-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.625rem 1.125rem;
  text-align: center;
  min-width: 4.75rem;
}

.stat-num { font-size: 1.25rem; font-weight: 700; line-height: 1.2; }
.stat-lbl {
  font-size: 0.6875rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-top: 0.125rem;
}

.site-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14.375rem, 1fr));
  gap: 1rem;
}

.site-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.site-card-accent { height: 0.25rem; }

.site-card-body {
  padding: 0.875rem 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.site-card-name-row { display: flex; align-items: center; gap: 0.5rem; }
.site-card-name { font-weight: 600; font-size: 0.875rem; }

.site-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.site-card-url {
  font-size: 0.75rem;
  color: var(--text-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-card-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.6875rem;
  color: var(--text-faint);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.site-card-progress-bar {
  height: 0.3125rem;
  border-radius: 999px;
  background: var(--panel-alt);
  overflow: hidden;
}

.site-card-progress-fill { height: 100%; background: var(--success); }

.site-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.add-site-card {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.375rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--text-faint);
  text-decoration: none;
  min-height: 8.75rem;
  font-size: 0.8125rem;
}
.add-site-card:hover { color: var(--text-muted); border-color: var(--text-faint); }
.add-site-card .plus { font-size: 1.375rem; }

.back-link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.8125rem;
  cursor: pointer;
  padding: 0;
  margin-bottom: 0.75rem;
}
.back-link:hover { color: var(--text); background: none; }

.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.detail-header h1 { margin: 0; font-size: 1.375rem; }
.detail-header .site-url-link {
  font-size: 0.8125rem;
  color: var(--accent);
  text-decoration: none;
}
.detail-header .site-url-link:hover { text-decoration: underline; }

.today-toolbar-actions { display: flex; gap: 0.5rem; align-items: center; }

.platform-section { margin-bottom: 1.375rem; }

.platform-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.625rem;
}
.platform-section-header h3 {
  margin: 0;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.platform-section-header .count { font-size: 0.75rem; color: var(--text-faint); }

.task-detail-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
}

.task-detail-main { flex: 1; min-width: 0; }
.task-detail-tags { display: flex; gap: 0.375rem; margin-bottom: 0.375rem; }

.task-detail-instruction { font-weight: 600; font-size: 0.875rem; margin-bottom: 0.25rem; }
.task-detail-instruction.completed {
  color: var(--text-faint);
  text-decoration: line-through;
}

.task-detail-page {
  font-size: 0.75rem;
  color: var(--text-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.task-detail-page a { color: var(--accent); text-decoration: none; }
.task-detail-page a:hover { text-decoration: underline; }

.tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 0.1875rem 0.5625rem;
  border-radius: 999px;
  white-space: nowrap;
}

.type-tag.pillar { background: var(--warning-soft); color: var(--warning); }
.type-tag.random { background: var(--panel-alt); color: var(--text-muted); }

button.done-btn { min-width: 5.25rem; flex-shrink: 0; }
button.done-btn.completed {
  background: var(--success-soft);
  border-color: var(--success);
  color: var(--success);
}

@media (max-width: 860px) {
  .today-body { padding: 1.25rem; }
  .task-detail-page { white-space: normal; }
}