/* ==========================================================================
   Reloj de cambios posturales y prevención de úlceras por presión (UPP / Braden)
   Estilos corporativos fijate.com (Dark / Light Theme + Print Mode)
   ========================================================================== */

:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Colores de posturas corporales */
  --pos-supine: #38bdf8;
  --pos-right: #10b981;
  --pos-fowler: #f59e0b;
  --pos-left: #a855f7;

  /* Riesgo Braden */
  --risk-high: #ef4444;
  --risk-mod: #f59e0b;
  --risk-low: #10b981;
  --risk-none: #0284c7;
}

/* Tema Oscuro por defecto en :root */
:root {
  --bg-page: #0b0f19;
  --bg-primary: #0b0f19;
  --bg-card: #131b2e;
  --bg-card-alt: #1a243d;
  --bg-input: #0e1526;
  --border-color: #23304d;
  --border-focus: #38bdf8;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --btn-primary-bg: #0284c7;
  --btn-primary-hover: #0369a1;
  --btn-secondary-bg: #1e293b;
  --btn-secondary-hover: #334155;
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.4);
}

/* Tema Claro */
[data-theme="light"], body.light-theme {
  --bg-page: #f8fafc;
  --bg-primary: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-alt: #f1f5f9;
  --bg-input: #ffffff;
  --border-color: #e2e8f0;
  --border-focus: #0284c7;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --btn-primary-bg: #0284c7;
  --btn-primary-hover: #0369a1;
  --btn-secondary-bg: #f1f5f9;
  --btn-secondary-hover: #e2e8f0;
  --shadow-card: 0 4px 15px -2px rgba(0, 0, 0, 0.05);
}

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

body {
  background-color: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  overflow-x: clip;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.font-mono {
  font-family: var(--font-mono);
}

.text-secondary {
  color: var(--text-secondary);
}

.text-sm {
  font-size: 0.875rem;
}

.text-xs {
  font-size: 0.75rem;
}

.tool-layout {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  width: 100%;
}

.tool-with-sidebar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  width: 100%;
}

@media (min-width: 1536px) {
  .tool-with-sidebar {
    grid-template-columns: 1fr 300px;
  }
}

.tool-main-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-width: 0;
}

.card-main {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.card-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.card-intro h2 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.intro-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(2, 132, 199, 0.15);
  color: #38bdf8;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  margin-bottom: 0.75rem;
}

/* Barra de pestañas */
.tabs-nav-bar {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
  overflow-x: auto;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-focus);
}

.tab-btn.active {
  background: var(--btn-primary-bg);
  color: #ffffff;
  border-color: var(--btn-primary-bg);
}

.tab-pane {
  display: none;
  flex-direction: column;
  gap: 1.5rem;
}

.tab-pane.active {
  display: flex;
}

/* Postura activa y temporizador */
.posture-live-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}

@media (min-width: 768px) {
  .posture-live-grid {
    grid-template-columns: 1.3fr 1fr;
  }
}

.live-badge-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}

.live-pill-active {
  font-size: 0.8rem;
  font-weight: 700;
  color: #38bdf8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.live-interval-tag {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.posture-big-name {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.timer-box {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  margin-top: 1.25rem;
}

.timer-display {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.timer-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.timer-time {
  font-size: 2.2rem;
  font-weight: 800;
  color: #38bdf8;
  letter-spacing: 0.05em;
}

.timer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.visual-avatar-card {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.posture-icon-wrapper {
  width: 140px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.posture-target-tip {
  font-size: 0.82rem;
  text-align: center;
  background: rgba(56, 189, 248, 0.1);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
}

/* Dial circular 24 horas */
.clock-wheel-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 1rem 0;
  max-width: 380px;
  margin-left: auto;
  margin-right: auto;
}

.clock-svg {
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.25));
  overflow: visible;
  user-select: none;
}

.clock-sector {
  cursor: pointer;
  transition: opacity 0.2s ease, filter 0.2s ease;
}

.clock-sector:hover {
  opacity: 1;
  filter: brightness(1.15);
}

.clock-sector.is-active {
  cursor: default;
}

#clock-needle-group {
  transition: transform 0.25s linear;
  filter: drop-shadow(0 0 4px rgba(239, 68, 68, 0.6));
}

.clock-cardinal-marks text {
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.05em;
}

.clock-legend-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

@media (min-width: 640px) {
  .clock-legend-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.clock-leg-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  background: var(--bg-card-alt);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.leg-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}

.leg-supine { background-color: var(--pos-supine); }
.leg-right { background-color: var(--pos-right); }
.leg-fowler { background-color: var(--pos-fowler); }
.leg-left { background-color: var(--pos-left); }

/* Zonas óseas en riesgo */
.bones-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .bones-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .bones-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.bone-item-card {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.85rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.bone-icon-badge {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bone-info h4 {
  font-size: 0.88rem;
  margin-bottom: 0.2rem;
}

.bone-info p {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Escala de Braden */
.braden-score-pill {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.braden-score-pill strong {
  font-size: 1.4rem;
  color: #38bdf8;
}

.braden-category {
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(16, 185, 129, 0.15);
  color: var(--risk-low);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.braden-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.braden-param-row {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.25rem;
}

.braden-param-row:last-child {
  border-bottom: none;
}

.braden-param-header {
  margin-bottom: 0.75rem;
}

.braden-param-header h4 {
  font-size: 1rem;
}

.param-tip {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.braden-options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

@media (min-width: 640px) {
  .braden-options-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .braden-options-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .braden-options-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.braden-option-label {
  cursor: pointer;
}

.braden-option-label input[type="radio"] {
  display: none;
}

.opt-box {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem;
  border-radius: 8px;
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  min-height: 70px;
  transition: all 0.15s ease;
}

.opt-box strong {
  font-size: 0.85rem;
  color: var(--text-primary);
}

.opt-box small {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

.braden-option-label input[type="radio"]:checked + .opt-box {
  border-color: var(--border-focus);
  background: rgba(56, 189, 248, 0.12);
}

.braden-option-label input[type="radio"]:checked + .opt-box strong {
  color: #38bdf8;
}

.braden-recommendation-card {
  margin-top: 1.5rem;
  background: var(--bg-card-alt);
  border-left: 5px solid #38bdf8;
}

.rec-bullets {
  margin-top: 0.75rem;
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Checklist de cuidados */
.checklist-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .checklist-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.check-item-card {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem;
}

.check-custom-label {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  cursor: pointer;
  margin-bottom: 0.4rem;
}

.check-custom-label input[type="checkbox"] {
  accent-color: var(--btn-primary-bg);
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.check-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.check-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
  padding-left: 1.7rem;
}

/* Formularios y botones */
.form-input, .form-select {
  width: 100%;
  height: 42px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0 0.85rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
}

.form-textarea {
  height: auto;
  padding: 0.75rem;
  resize: vertical;
}

.form-select {
  max-width: 100%;
  min-width: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  background-size: 16px;
  padding-right: 40px;
}

.form-select option {
  background-color: var(--bg-card);
  color: var(--text-primary);
}

.btn-primary, .btn-secondary, .btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 42px;
  padding: 0 1.25rem;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary { background-color: var(--btn-primary-bg); color: #fff; }
.btn-primary:hover { background-color: var(--btn-primary-hover); }

.btn-secondary {
  background-color: var(--btn-secondary-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover { background-color: var(--btn-secondary-hover); }

.btn-danger {
  background-color: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}
.btn-danger:hover { background-color: #ef4444; color: #fff; }

.btn-sm { height: 34px; padding: 0 0.85rem; font-size: 0.82rem; }

/* Tabla */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.data-table th {
  background-color: var(--bg-card-alt);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.table-empty {
  text-align: center;
  padding: 2.5rem 1rem !important;
  color: var(--text-secondary);
}

/* Modales */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 99999;
}

.modal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.75rem;
  max-width: 440px;
  width: 100%;
  text-align: center;
}

.modal-icon-warn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.modal-title { font-size: 1.2rem; margin-bottom: 0.5rem; }
.modal-desc { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 1.5rem; }
.modal-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }

/* Impresión */
.printable-report-area { display: none; }

@media print {
  body { background-color: #fff !important; color: #000 !important; font-size: 10pt; }
  .app-header, .fijate-footer, .tools-ad-banner-section, .tool-ad-sidebar,
  .card-intro, .tabs-nav-bar, .tab-pane, .modal-backdrop {
    display: none !important;
  }
  .printable-report-area { display: block !important; padding: 0.5cm; }
  .print-header { border-bottom: 2px solid #000; padding-bottom: 0.5rem; margin-bottom: 1rem; }
  .print-meta-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; margin-bottom: 1rem; border-bottom: 1px solid #ccc; padding-bottom: 0.5rem; }
  .print-table { width: 100%; border-collapse: collapse; font-size: 8.5pt; margin-top: 1rem; }
  .print-table th, .print-table td { border: 1px solid #ccc; padding: 4px 6px; text-align: left; }
  .print-footer-signature { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-top: 3rem; }
  .sig-line { border-top: 1px solid #000; padding-top: 0.5rem; text-align: center; }
}