/* ═══════════════════════════════════════════════════════════════
   Repset Design System — "The Mindful Clinician"
   Based on: design/mindful-clinician/DESIGN.md

   Import: <link rel="stylesheet" href="/lib/design-system.css">
   Coach colors override via JS: setProperty('--accent', coach.primary_color)
   ═══════════════════════════════════════════════════════════════ */

/* ─── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

/* ─── CSS Variables: Light Mode (default) ──────────────────── */
:root {
  /* Surfaces — "stack of fine paper" */
  --surface: #F9F9F9;
  --surface-low: #F3F3F3;
  --surface-card: #FFFFFF;
  --surface-hover: #EDEDEA;
  --surface-glass: rgba(255,255,255,0.7);

  /* Accent — overridden per coach via JS */
  --accent: #F4A7B9;
  --accent-deep: #894C5C;
  --accent-glow: rgba(244,167,185,0.15);
  --accent-gradient: linear-gradient(135deg, var(--accent-deep), var(--accent));

  /* Text */
  --text-primary: #1F2937;
  --text-secondary: #524346;
  --text-muted: #9CA3AF;
  --text-inverse: #FFFFFF;

  /* Semantic */
  --success: #34d399;
  --success-bg: rgba(52,211,153,0.08);
  --success-border: rgba(52,211,153,0.2);
  --warning: #fbbf24;
  --warning-bg: rgba(251,191,36,0.08);
  --warning-border: rgba(251,191,36,0.2);
  --danger: #ef4444;
  --danger-bg: rgba(239,68,68,0.08);
  --danger-border: rgba(239,68,68,0.2);
  --info: #3b82f6;
  --info-bg: rgba(59,130,246,0.08);

  /* Ghost border — 15% opacity max (No-Line Rule) */
  --ghost-border: rgba(0,0,0,0.06);
  --ghost-border-strong: rgba(0,0,0,0.10);

  /* Shadows — primary-tinted ambient */
  --shadow-sm: 0 1px 3px rgba(137,76,92,0.03);
  --shadow-md: 0 4px 12px rgba(137,76,92,0.04);
  --shadow-lg: 0 12px 32px rgba(137,76,92,0.04);
  --shadow-glow: 0 0 20px var(--accent-glow);

  /* Radius — Roundedness Scale */
  --r-sm: 0.5rem;
  --r-md: 0.75rem;
  --r-lg: 1rem;
  --r-xl: 1.25rem;
  --r-pill: 999px;

  /* Spacing — 4px base */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 1rem;
  --sp-4: 1.25rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-8: 2.5rem;
  --sp-10: 3.5rem;

  /* Typography */
  --font-display: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-brand: var(--font-display);

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 200ms;
}

/* ─── Dark Mode ────────────────────────────────────────────── */
.dark-mode, [data-theme="dark"] {
  --surface: #0A0A0F;
  --surface-low: #12151A;
  --surface-card: #1A1D23;
  --surface-hover: #242830;
  --surface-glass: rgba(26,29,35,0.7);

  --accent: #34d399;
  --accent-deep: #059669;
  --accent-glow: rgba(52,211,153,0.12);

  --text-primary: #E2E8F0;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-inverse: #0A0A0F;

  --ghost-border: rgba(255,255,255,0.06);
  --ghost-border-strong: rgba(255,255,255,0.10);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.3);
}

/* ─── Base Reset ───────────────────────────────────────────── */
.ds-root {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Typography: Editorial Scale ──────────────────────────── */
.ds-display-lg { font-family: var(--font-display); font-size: 2.5rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.ds-display-md { font-family: var(--font-display); font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.ds-display-sm { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1.3; }
.ds-headline { font-family: var(--font-display); font-size: 1.125rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1.4; }
.ds-headline-sm { font-family: var(--font-display); font-size: 0.9375rem; font-weight: 600; letter-spacing: -0.01em; }
.ds-body { font-family: var(--font-body); font-size: 0.875rem; font-weight: 400; line-height: 1.6; }
.ds-body-sm { font-family: var(--font-body); font-size: 0.8125rem; font-weight: 400; line-height: 1.5; }
.ds-label { font-family: var(--font-body); font-size: 0.75rem; font-weight: 500; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.ds-caption { font-family: var(--font-body); font-size: 0.6875rem; color: var(--text-muted); }

/* ─── Cards — No borders, layered surfaces ─────────────────── */
.ds-card {
  background: var(--surface-card);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.ds-card:hover { box-shadow: var(--shadow-md); }
.ds-card-interactive:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); cursor: pointer; }

.ds-card-section {
  background: var(--surface-low);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
}

.ds-card-glass {
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--r-lg);
  padding: var(--sp-5);
}

/* ─── Bento KPI Cards ──────────────────────────────────────── */
.ds-bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-5);
}

.ds-bento {
  background: var(--surface-card);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.ds-bento-label { font-family: var(--font-body); font-size: 0.8125rem; color: var(--text-muted); display: flex; align-items: center; gap: var(--sp-2); }
.ds-bento-value { font-family: var(--font-display); font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; color: var(--text-primary); }
.ds-bento-sub { font-size: 0.75rem; color: var(--text-muted); }

/* Status accent strip — subtle per No-Line Rule, full on hover */
.ds-bento.status-good { border-top: 3px solid rgba(52,211,153,0.3); }
.ds-bento.status-warn { border-top: 3px solid rgba(251,191,36,0.25); }
.ds-bento.status-bad { border-top: 3px solid rgba(239,68,68,0.25); }
.ds-bento.status-good:hover { border-top-color: var(--success); }
.ds-bento.status-warn:hover { border-top-color: var(--warning); }
.ds-bento.status-bad:hover { border-top-color: var(--danger); }

.ds-delta {
  display: inline-flex; align-items: center; gap: 2px;
  font-size: 0.75rem; font-weight: 600;
  padding: 2px 8px; border-radius: var(--r-pill);
}
.ds-delta-up { background: var(--success-bg); color: var(--success); }
.ds-delta-down { background: var(--danger-bg); color: var(--danger); }
.ds-delta-neutral { background: var(--surface-low); color: var(--text-muted); }

/* ─── Alert Cards ──────────────────────────────────────────── */
.ds-alert {
  display: flex; align-items: center; gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--r-lg);
  border-left: 4px solid transparent;
  transition: all var(--duration) var(--ease);
}
.ds-alert-danger { background: var(--danger-bg); border-left-color: var(--danger); }
.ds-alert-warning { background: var(--warning-bg); border-left-color: var(--warning); }
.ds-alert-success { background: var(--success-bg); border-left-color: var(--success); }
.ds-alert-info { background: var(--info-bg); border-left-color: var(--info); }

.ds-alert-text { flex: 1; font-size: 0.875rem; color: var(--text-primary); }
.ds-alert-action { font-size: 0.8125rem; font-weight: 600; color: var(--accent-deep); cursor: pointer; white-space: nowrap; }
.ds-alert-action:hover { text-decoration: underline; }

/* ─── Buttons ──────────────────────────────────────────────── */
.ds-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  font-family: var(--font-body); font-size: 0.875rem; font-weight: 600;
  padding: 10px 20px; border-radius: var(--r-md); border: none; cursor: pointer;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}
.ds-btn-primary {
  background: var(--accent-gradient);
  color: var(--text-inverse);
  box-shadow: var(--shadow-sm);
}
.ds-btn-primary:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); filter: brightness(1.05); }
.ds-btn-primary:active { transform: translateY(0); }

.ds-btn-secondary {
  background: var(--surface-hover);
  color: var(--text-primary);
}
.ds-btn-secondary:hover { background: var(--ghost-border-strong); }

.ds-btn-ghost {
  background: transparent;
  color: var(--accent-deep);
  padding: 8px 12px;
}
.ds-btn-ghost:hover { text-decoration: underline; }

.ds-btn-sm { font-size: 0.8125rem; padding: 6px 14px; }
.ds-btn-lg { font-size: 1rem; padding: 14px 28px; border-radius: var(--r-lg); }

/* ─── Traffic Light / Semáforo ─────────────────────────────── */
.ds-traffic {
  width: 12px; height: 12px; border-radius: 50%;
  flex-shrink: 0;
}
.ds-traffic-green { background: var(--success); box-shadow: 0 0 6px rgba(52,211,153,0.4); }
.ds-traffic-yellow { background: var(--warning); box-shadow: 0 0 6px rgba(251,191,36,0.4); }
.ds-traffic-red { background: var(--danger); box-shadow: 0 0 6px rgba(239,68,68,0.4); animation: ds-pulse 2s infinite; }

@keyframes ds-pulse {
  0%, 100% { box-shadow: 0 0 6px rgba(239,68,68,0.4); }
  50% { box-shadow: 0 0 12px rgba(239,68,68,0.6); }
}

/* ─── Metric Pills ─────────────────────────────────────────── */
.ds-pill {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.8125rem; font-weight: 500;
  padding: 4px 10px; border-radius: var(--r-pill);
  background: var(--surface-low);
  color: var(--text-secondary);
}
.ds-pill-success { background: var(--success-bg); color: #065f46; }
.ds-pill-warning { background: var(--warning-bg); color: #92400e; }
.ds-pill-danger { background: var(--danger-bg); color: #991b1b; }

.dark-mode .ds-pill-success { color: var(--success); }
.dark-mode .ds-pill-warning { color: var(--warning); }
.dark-mode .ds-pill-danger { color: var(--danger); }

/* ─── Patient List Card ────────────────────────────────────── */
.ds-patient-card {
  display: flex; align-items: center; gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  background: var(--surface-card);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--duration) var(--ease);
  cursor: pointer;
}
.ds-patient-card:hover {
  box-shadow: var(--shadow-md);
  border-left: 3px solid var(--accent);
}

.ds-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.875rem;
  color: var(--text-inverse); flex-shrink: 0;
}
.ds-avatar-lg { width: 56px; height: 56px; font-size: 1.125rem; }

.ds-patient-info { flex: 1; min-width: 0; }
.ds-patient-name { font-family: var(--font-display); font-weight: 600; font-size: 0.9375rem; color: var(--text-primary); }
.ds-patient-status { font-size: 0.8125rem; color: var(--text-muted); margin-top: 2px; }
.ds-patient-metrics { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.ds-patient-actions { display: flex; gap: var(--sp-2); flex-shrink: 0; }

/* ─── Timeline / Feed ──────────────────────────────────────── */
.ds-timeline-header {
  font-family: var(--font-display); font-size: 0.8125rem; font-weight: 600;
  color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em;
  padding: var(--sp-3) 0; margin-top: var(--sp-5);
  border-bottom: 1px solid var(--ghost-border);
}
.ds-timeline-entry {
  display: flex; gap: var(--sp-4); padding: var(--sp-4) var(--sp-5);
  border-radius: var(--r-lg); transition: background var(--duration) var(--ease);
}
.ds-timeline-entry:hover { background: var(--surface-low); }
.ds-timeline-entry-alert { border-left: 4px solid var(--danger); background: var(--danger-bg); }

/* ─── Sparkline (SVG) ──────────────────────────────────────── */
.ds-sparkline {
  width: 100%; height: 32px; overflow: visible;
}
.ds-sparkline-line {
  fill: none; stroke: var(--accent); stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}
.ds-sparkline-area {
  fill: var(--accent-glow); stroke: none;
}
.ds-sparkline-dot {
  fill: var(--accent); r: 3;
}

/* ─── Progress Ring (SVG) ──────────────────────────────────── */
.ds-ring { transform: rotate(-90deg); }
.ds-ring-bg { fill: none; stroke: var(--surface-low); stroke-width: 4; }
.ds-ring-fill { fill: none; stroke: var(--accent); stroke-width: 4; stroke-linecap: round; transition: stroke-dashoffset 600ms var(--ease); }

/* ─── Weekly Grid ──────────────────────────────────────────── */
.ds-weekly-grid {
  display: grid;
  grid-template-columns: 120px repeat(7, 1fr);
  gap: 1px;
  font-size: 0.8125rem;
  background: var(--ghost-border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.ds-weekly-grid > * {
  background: var(--surface-card);
  padding: var(--sp-3);
  display: flex; align-items: center; justify-content: center;
  min-height: 40px;
}
.ds-weekly-header {
  background: var(--surface-low);
  font-weight: 600; font-size: 0.75rem; color: var(--text-muted);
  text-transform: uppercase;
}
.ds-weekly-label {
  justify-content: flex-start;
  font-weight: 500; color: var(--text-secondary); font-size: 0.8125rem;
}
.ds-weekly-today { background: var(--accent-glow) !important; }

/* ─── Inputs — Stationery Style ────────────────────────────── */
.ds-input {
  width: 100%; padding: 10px 12px;
  background: var(--surface-card);
  border: none; border-bottom: 2px solid var(--ghost-border-strong);
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  font-family: var(--font-body); font-size: 0.875rem;
  color: var(--text-primary);
  transition: border-color var(--duration) var(--ease);
}
.ds-input:focus { outline: none; border-bottom-color: var(--accent); }
.ds-input::placeholder { color: var(--text-muted); }

.ds-textarea {
  width: 100%; padding: 12px; min-height: 80px; resize: vertical;
  background: var(--surface-card);
  border: none; border-bottom: 2px solid var(--ghost-border-strong);
  border-radius: var(--r-sm);
  font-family: var(--font-body); font-size: 0.875rem;
  color: var(--text-primary);
}
.ds-textarea:focus { outline: none; border-bottom-color: var(--accent); }

.ds-select {
  width: 100%; padding: 10px 12px;
  background: var(--surface-card);
  border: none; border-bottom: 2px solid var(--ghost-border-strong);
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  font-family: var(--font-body); font-size: 0.875rem;
  color: var(--text-primary); cursor: pointer;
}
.ds-select:focus { outline: none; border-bottom-color: var(--accent); }

/* ─── Toast Notifications ──────────────────────────────────── */
.ds-toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  padding: 12px 24px; border-radius: var(--r-lg);
  font-family: var(--font-body); font-size: 0.875rem; font-weight: 600;
  z-index: 10000;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  animation: ds-slide-up 300ms var(--ease);
  max-width: 90vw; text-align: center;
}
.ds-toast-success { background: var(--surface-glass); color: var(--success); border: 1px solid var(--success-border); }
.ds-toast-error { background: var(--surface-glass); color: var(--danger); border: 1px solid var(--danger-border); }

@keyframes ds-slide-up {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ─── Emoji Selector Buttons ───────────────────────────────── */
.ds-emoji-group { display: flex; gap: var(--sp-2); flex-wrap: wrap; }
.ds-emoji-btn {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 10px 14px; border-radius: var(--r-md);
  background: var(--surface-low); border: 2px solid transparent;
  cursor: pointer; transition: all var(--duration) var(--ease);
  font-size: 1.5rem; min-width: 56px;
}
.ds-emoji-btn:hover { background: var(--surface-hover); transform: scale(1.05); }
.ds-emoji-btn.selected {
  border-color: var(--accent);
  background: var(--accent-glow);
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}
.ds-emoji-label { font-size: 0.6875rem; color: var(--text-muted); font-family: var(--font-body); }

/* ─── Stepper ──────────────────────────────────────────────── */
.ds-stepper {
  display: inline-flex; align-items: center; gap: var(--sp-3);
}
.ds-stepper-btn {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--surface-low); border: none;
  font-size: 1.25rem; font-weight: 700; color: var(--text-secondary);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all var(--duration) var(--ease);
}
.ds-stepper-btn:hover { background: var(--accent-glow); color: var(--accent-deep); }
.ds-stepper-value {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 700;
  color: var(--text-primary); min-width: 40px; text-align: center;
}

/* ─── Slider ───────────────────────────────────────────────── */
.ds-slider {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px; border-radius: 3px;
  background: linear-gradient(to right, var(--success), var(--warning), var(--danger));
  outline: none;
}
.ds-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--surface-card);
  border: 3px solid var(--accent);
  box-shadow: var(--shadow-md);
  cursor: pointer;
}
.ds-slider::-moz-range-thumb {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--surface-card);
  border: 3px solid var(--accent);
  box-shadow: var(--shadow-md);
  cursor: pointer;
}

/* ─── Section Spacing (Vertical Rhythm) ────────────────────── */
.ds-section { margin-bottom: var(--sp-10); }
.ds-section-sm { margin-bottom: var(--sp-6); }
.ds-section-title {
  font-family: var(--font-display); font-size: 1.125rem; font-weight: 700;
  letter-spacing: -0.02em; color: var(--text-primary);
  margin-bottom: var(--sp-5);
}

/* ─── Layout Helpers ───────────────────────────────────────── */
.ds-container { max-width: 1200px; margin: 0 auto; padding: 0 var(--sp-6); }
.ds-flex { display: flex; }
.ds-flex-center { display: flex; align-items: center; }
.ds-flex-between { display: flex; align-items: center; justify-content: space-between; }
.ds-flex-wrap { display: flex; flex-wrap: wrap; }
.ds-gap-1 { gap: var(--sp-1); }
.ds-gap-2 { gap: var(--sp-2); }
.ds-gap-3 { gap: var(--sp-3); }
.ds-gap-4 { gap: var(--sp-4); }
.ds-gap-5 { gap: var(--sp-5); }
.ds-gap-6 { gap: var(--sp-6); }

/* ─── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .ds-bento-grid { grid-template-columns: repeat(2, 1fr); }
  .ds-weekly-grid { grid-template-columns: 80px repeat(7, 1fr); font-size: 0.75rem; }
  .ds-weekly-grid > * { padding: var(--sp-2); min-height: 32px; }
  .ds-patient-card { flex-wrap: wrap; }
  .ds-patient-metrics { width: 100%; }
  .ds-container { padding: 0 var(--sp-3); }
  .ds-display-lg { font-size: 1.75rem; }
  .ds-display-md { font-size: 1.5rem; }
  .ds-bento-value { font-size: 1.5rem; }
}