:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface2: #273449;
  --border: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --dim: #64748b;
  --accent: #38bdf8;
  --accent-rgb: 56, 189, 248;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-hover: 0 4px 12px rgba(0,0,0,0.4);
}

* { box-sizing: border-box; }

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

.hidden { display: none !important; }

.auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 360px;
}

.auth-card h1 { margin: 0 0 4px; }
.subtitle { color: var(--muted); margin: 0 0 20px; font-size: 14px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--muted); }
.form-group input {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

.btn {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
  background: var(--surface2);
  color: var(--text);
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); color: #0f172a; border-color: var(--accent); font-weight: 600; }
.btn-secondary { background: var(--surface2); }
.btn-danger { background: #7f1d1d; border-color: #991b1b; color: #fecaca; }
.btn-danger:hover { border-color: #f87171; }
.btn-sm { padding: 6px 10px; font-size: 12px; }

.error-msg { color: #f87171; font-size: 13px; margin-top: 12px; }

.app { max-width: 900px; margin: 0 auto; padding: 20px; }

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.app-header h1 { margin: 0; font-size: 22px; }
.header-actions { display: flex; gap: 8px; }

.app-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.app-tabs button {
  border: none;
  background: none;
  color: var(--muted);
  padding: 8px 4px;
  margin-bottom: -1px;
  border-bottom: 2px solid transparent;
  font-size: 14px;
  cursor: pointer;
}
.app-tabs button:hover { color: var(--text); }
.app-tabs button.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

.tab-panel.hidden { display: none; }

.section-title { font-size: 16px; font-weight: 600; margin: 0; }

.storage-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.storage-list { display: flex; flex-direction: column; gap: 8px; }
.storage-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.storage-row:hover { border-color: rgba(var(--accent-rgb), 0.35); }
.storage-date { font-weight: 600; min-width: 100px; }
.storage-meta-group { flex: 1; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.storage-meta { font-size: 13px; color: var(--muted); }
.storage-meta-freed { color: #fbbf24; }
.storage-actions { display: flex; gap: 6px; flex-shrink: 0; }

.freed-stats { font-size: 12px; color: var(--muted); margin-top: 2px; }

.icon-btn {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface2);
  color: var(--text);
  padding: 6px 12px;
  cursor: pointer;
  font-size: 13px;
}
.icon-btn:hover { border-color: var(--accent); }
.icon-btn.icon-btn-active { background: var(--accent); color: #0f172a; border-color: var(--accent); }

.bulk-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 12px;
}
.bulk-count { flex: 1; font-size: 13px; color: var(--muted); }

.search-wrap {
  position: relative;
  margin-bottom: 12px;
}
.search-wrap input {
  width: 100%;
  padding: 10px 36px 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
}
.search-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: none;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}

.calendar-popout {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 12px;
}

.calendar-toolbar { display: flex; align-items: center; gap: 10px; padding-bottom: 8px; flex-wrap: wrap; }
.calendar-month-label { flex: 1; text-align: center; font-weight: 600; }
.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  color: var(--muted);
  font-size: 12px;
  text-align: center;
  padding-bottom: 4px;
}
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.calendar-day {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-sm);
  background: var(--surface2);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: pointer;
  font-size: 13px;
}
.calendar-day.adjacent { background: transparent; border-color: transparent; color: var(--dim); opacity: 0.4; cursor: default; }
.calendar-day.empty { opacity: 0.55; }
.calendar-day.has-pages { border-color: var(--border); }
.calendar-day.has-pages:hover { border-color: var(--accent); }
.calendar-day.today { border-color: var(--accent); }
.calendar-day.selected { background: rgba(var(--accent-rgb), 0.25); border-color: var(--accent); }
.calendar-day-count { font-size: 10px; color: var(--accent); }
.calendar-day-title { text-align: center; padding-top: 8px; font-size: 13px; color: var(--muted); }

.pages-list { display: flex; flex-direction: column; gap: 8px; }

.empty-state { text-align: center; color: var(--muted); padding: 40px 0; }

.page-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  transition: background-color 0.3s;
}
.page-row.page-highlight { background-color: rgba(var(--accent-rgb), 0.25); }
.page-time { font-size: 12px; color: var(--muted); white-space: nowrap; flex-shrink: 0; width: 90px; }
.page-meta-group { flex: 1; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.page-meta { font-size: 11px; color: var(--dim); }
.page-message { font-size: 14px; word-break: break-word; }

.page-select-cb { flex-shrink: 0; width: 16px; height: 16px; cursor: pointer; }

.page-job-number {
  width: 120px;
  flex-shrink: 0;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 12px;
}

.page-delete-btn {
  flex-shrink: 0;
  padding: 4px 10px;
  font-size: 16px;
  line-height: 1;
  color: var(--muted);
}
.page-delete-btn:hover { color: #f87171; border-color: #f87171; }