/* ClinicEdge App — shared design system */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --bg-primary: #FAFBFE;
  --bg-dark: #0A1628;
  --bg-card: #FFFFFF;
  --bg-glass: rgba(255,255,255,0.7);
  --text-primary: #0A1628;
  --text-secondary: #4A5568;
  --text-muted: #8896AB;
  --accent: #2563EB;
  --accent-light: #3B82F6;
  --accent-glow: rgba(37,99,235,0.12);
  --cyan: #06B6D4;
  --cyan-light: #22D3EE;
  --cyan-glow: rgba(6,182,212,0.1);
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(10,22,40,0.06);
  --shadow-md: 0 4px 24px rgba(10,22,40,0.08);
  --shadow-lg: 0 12px 48px rgba(10,22,40,0.1);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --sidebar-width: 240px;
}

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Sidebar ──────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-dark);
  min-height: 100vh;
  position: fixed;
  top: 0; left: 0;
  display: flex;
  flex-direction: column;
  padding: 0;
  z-index: 50;
}
.sidebar-logo {
  display: flex; align-items: center; gap: 12px;
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.logo-mark {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-family: var(--font-display);
  font-weight: 700; font-size: 14px; letter-spacing: -0.5px;
  flex-shrink: 0;
}
.logo-text {
  font-family: var(--font-display);
  font-weight: 700; font-size: 18px;
  color: #fff;
}
.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex; flex-direction: column; gap: 4px;
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px;
  border-radius: 10px;
  color: rgba(255,255,255,0.55);
  font-size: 14px; font-weight: 500;
  text-decoration: none;
  transition: all 0.15s;
  cursor: pointer;
}
.nav-item svg { flex-shrink: 0; }
.nav-item:hover { background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.9); }
.nav-item.active { background: rgba(37,99,235,0.25); color: #fff; }
.nav-item.active svg path, .nav-item.active svg rect, .nav-item.active svg circle { stroke: var(--accent-light); }
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.clinic-badge {
  font-size: 11px; color: rgba(255,255,255,0.3);
  letter-spacing: 0.5px; text-transform: uppercase; font-weight: 600;
}

/* ── Main content ─────────────────────────────────────────── */
.main {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 32px;
  max-width: 100%;
}
.page-header {
  margin-bottom: 28px;
}
.page-title {
  font-family: var(--font-display);
  font-size: 26px; font-weight: 700;
  color: var(--text-primary); margin-bottom: 4px;
}
.page-subtitle { font-size: 14px; color: var(--text-muted); }

/* ── KPI Cards ───────────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(10,22,40,0.05);
  position: relative; overflow: hidden;
}
.kpi-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  border-radius: var(--radius) var(--radius) 0 0;
}
.kpi-card.accent::after  { background: linear-gradient(90deg, var(--accent), var(--accent-light)); }
.kpi-card.cyan::after    { background: linear-gradient(90deg, var(--cyan), var(--cyan-light)); }
.kpi-card.success::after { background: linear-gradient(90deg, var(--success), #34D399); }
.kpi-card.warning::after { background: linear-gradient(90deg, var(--warning), #FCD34D); }
.kpi-label {
  font-size: 12px; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 10px;
}
.kpi-value {
  font-family: var(--font-display);
  font-size: 32px; font-weight: 700;
  color: var(--text-primary); line-height: 1;
}
.kpi-sub {
  font-size: 12px; color: var(--text-muted); margin-top: 6px;
}
.kpi-delta {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; font-weight: 600;
  padding: 2px 8px; border-radius: 20px; margin-top: 8px;
}
.kpi-delta.up { background: rgba(16,185,129,0.1); color: var(--success); }
.kpi-delta.neutral { background: rgba(107,114,128,0.1); color: #6B7280; }

/* ── Charts ──────────────────────────────────────────────── */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.chart-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(10,22,40,0.05);
}
.chart-title {
  font-family: var(--font-display);
  font-size: 15px; font-weight: 600;
  color: var(--text-primary); margin-bottom: 4px;
}
.chart-sub { font-size: 12px; color: var(--text-muted); margin-bottom: 20px; }
.chart-wrap { width: 100%; overflow-x: auto; }
svg.chart { display: block; }
.chart-bar { fill: var(--accent); opacity: 0.85; border-radius: 4px; transition: opacity 0.15s; }
.chart-bar:hover { opacity: 1; }
.chart-line { fill: none; stroke: var(--accent); stroke-width: 2.5; }
.chart-area { fill: url(#areaGrad); }
.chart-dot { fill: var(--accent); }
.chart-label { fill: var(--text-muted); font-size: 11px; font-family: var(--font-body); }
.chart-value { fill: var(--text-primary); font-size: 11px; font-weight: 600; font-family: var(--font-body); }

/* ── Tables ──────────────────────────────────────────────── */
.table-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(10,22,40,0.05);
  overflow: hidden;
  margin-bottom: 24px;
}
.table-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid rgba(10,22,40,0.05);
}
.table-title {
  font-family: var(--font-display);
  font-size: 15px; font-weight: 600;
}
table { width: 100%; border-collapse: collapse; }
th {
  padding: 10px 16px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--text-muted);
  text-align: left; background: var(--bg-primary);
  border-bottom: 1px solid rgba(10,22,40,0.05);
}
td {
  padding: 13px 16px;
  font-size: 13.5px; color: var(--text-primary);
  border-bottom: 1px solid rgba(10,22,40,0.04);
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(37,99,235,0.02); }
.td-muted { color: var(--text-muted); font-size: 12px; }

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 20px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-new-lead    { background: rgba(37,99,235,0.1);  color: var(--accent); }
.badge-booked      { background: rgba(6,182,212,0.1);  color: var(--cyan); }
.badge-confirmed   { background: rgba(16,185,129,0.1); color: var(--success); }
.badge-followup    { background: rgba(245,158,11,0.1); color: var(--warning); }
.badge-scheduled   { background: rgba(37,99,235,0.1);  color: var(--accent); }
.badge-completed   { background: rgba(16,185,129,0.1); color: var(--success); }
.badge-cancelled   { background: rgba(107,114,128,0.1); color: #6B7280; }
.badge-no-show     { background: rgba(239,68,68,0.1);  color: var(--danger); }
.badge-risk-high   { background: rgba(239,68,68,0.1);  color: var(--danger); }
.badge-risk-medium { background: rgba(245,158,11,0.1); color: var(--warning); }
.badge-risk-low    { background: rgba(16,185,129,0.1); color: var(--success); }

/* ── Filters & Search ────────────────────────────────────── */
.filters-row {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 20px; flex-wrap: wrap;
}
.tab-filters { display: flex; gap: 6px; flex-wrap: wrap; }
.tab-btn {
  padding: 7px 14px; border-radius: 8px;
  font-size: 13px; font-weight: 500;
  border: 1px solid rgba(10,22,40,0.1);
  background: var(--bg-card); color: var(--text-secondary);
  cursor: pointer; transition: all 0.15s;
}
.tab-btn:hover { border-color: var(--accent); color: var(--accent); }
.tab-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.search-wrap {
  position: relative; flex: 1; min-width: 200px; max-width: 320px;
}
.search-wrap input {
  width: 100%; padding: 9px 14px 9px 36px;
  border-radius: 10px; border: 1px solid rgba(10,22,40,0.1);
  background: var(--bg-card); font-size: 13.5px; color: var(--text-primary);
  font-family: var(--font-body);
  outline: none; transition: border-color 0.15s;
}
.search-wrap input:focus { border-color: var(--accent); }
.search-icon { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); color: var(--text-muted); }
.ml-auto { margin-left: auto; }

/* ── Patient detail modal ────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(10,22,40,0.5);
  backdrop-filter: blur(4px);
  z-index: 200; display: none;
  align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px; width: 520px; max-width: 95vw;
  box-shadow: var(--shadow-lg);
  max-height: 90vh; overflow-y: auto;
}
.modal-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 20px;
}
.modal-close {
  background: none; border: none; cursor: pointer;
  color: var(--text-muted); font-size: 20px; line-height: 1;
}
.modal-close:hover { color: var(--text-primary); }
.patient-info { display: flex; flex-direction: column; gap: 8px; }
.info-row { display: flex; gap: 8px; font-size: 13.5px; }
.info-label { color: var(--text-muted); font-weight: 500; min-width: 90px; }
.info-value { color: var(--text-primary); font-weight: 500; }
.status-select {
  padding: 6px 12px; border-radius: 8px;
  border: 1px solid rgba(10,22,40,0.12);
  font-family: var(--font-body); font-size: 13px;
  color: var(--text-primary); background: var(--bg-card);
  cursor: pointer; outline: none;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 10px;
  font-size: 13.5px; font-weight: 600;
  cursor: pointer; border: none; transition: all 0.15s;
  font-family: var(--font-body);
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-light); }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid rgba(10,22,40,0.1); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ── Risk alert section ──────────────────────────────────── */
.risk-section {
  background: rgba(239,68,68,0.05);
  border: 1px solid rgba(239,68,68,0.15);
  border-radius: var(--radius);
  padding: 20px 24px; margin-bottom: 24px;
}
.risk-section-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600; color: var(--danger);
  margin-bottom: 12px;
}

/* ── Loading / empty ─────────────────────────────────────── */
.loading { text-align: center; padding: 48px; color: var(--text-muted); font-size: 14px; }
.empty { text-align: center; padding: 48px; color: var(--text-muted); }
.spinner {
  width: 24px; height: 24px;
  border: 2px solid rgba(37,99,235,0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Toasts ──────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 999; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-dark); color: #fff;
  padding: 12px 20px; border-radius: 10px;
  font-size: 13.5px; font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.25s ease;
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--danger); }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .charts-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar .logo-text, .sidebar .nav-item span, .sidebar .clinic-badge { display: none; }
  .main { margin-left: 60px; padding: 20px 16px; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
}