/* ==========================================================================
   Fijate Tools - Generador de contratos básicos y acuerdos legales
   Tema oscuro por defecto en :root / [data-theme="dark"] y claro en [data-theme="light"]
   ========================================================================== */

:root,
[data-theme="dark"] {
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --bg-page: #090d16;
  --bg-card: #111827;
  --bg-card-subtle: #182235;
  --bg-input: #0f172a;
  --border-color: #273549;
  --border-focus: #38bdf8;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;

  --primary: #38bdf8;
  --primary-hover: #0ea5e9;
  --primary-color: #38bdf8;
  --primary-light: rgba(56, 189, 248, 0.14);
  --primary-border: rgba(56, 189, 248, 0.35);

  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.14);
  --success-text: #6ee7b7;

  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.14);
  --warning-text: #fcd34d;

  --danger: #ef4444;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

[data-theme="light"] {
  --bg-page: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-subtle: #f8fafc;
  --bg-input: #ffffff;
  --border-color: #cbd5e1;
  --border-focus: #0284c7;

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-subtle: #64748b;

  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-color: #0284c7;
  --primary-light: #e0f2fe;
  --primary-border: #7dd3fc;

  --success: #059669;
  --success-bg: #ecfdf5;
  --success-text: #065f46;

  --warning: #d97706;
  --warning-bg: #fffbeb;
  --warning-text: #92400e;

  --shadow-card: 0 4px 16px -2px rgba(15, 23, 42, 0.08);
  color-scheme: light;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.55;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6,
.brand-title,
.section-title,
.hero-title {
  font-family: var(--font-heading);
}

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

/* Layout principal canónico */
.tool-layout {
  max-width: 1200px;
  width: 100%;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  flex: 1 0 auto;
}

.tool-with-sidebar {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  width: 100%;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  width: 100%;
}

/* Tarjeta principal */
.card-main {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: clamp(1rem, 2.5vw, 1.75rem);
}

/* Barra rápida */
.tool-quick-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding-bottom: 1.15rem;
  margin-bottom: 1.35rem;
  border-bottom: 1px solid var(--border-color);
}

.quick-bar-text {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.badge-success {
  background: var(--success-bg);
  color: var(--success-text);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.quick-bar-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.quick-bar-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn-subtle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 40px;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-card-subtle);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.btn-subtle:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Selector de tipo de contrato */
.template-selector-block {
  margin-bottom: 1.5rem;
}

.template-selector-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.template-tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
  gap: 0.65rem;
}

.template-tab {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  padding: 0.8rem 0.9rem;
  min-height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-card-subtle);
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.15s ease;
  font-family: var(--font-main);
}

.template-tab:hover {
  border-color: var(--primary);
  transform: translateY(-1px);
}

.template-tab.active {
  background: var(--primary-light);
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.template-tab-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-main);
}

.template-tab.active .template-tab-title {
  color: var(--primary);
}

.template-tab-sub {
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.3;
}

/* Workspace dos columnas: formulario + vista previa A4 */
.contract-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 980px) {
  .contract-workspace {
    grid-template-columns: 1fr;
  }
}

.form-column,
.preview-column {
  min-width: 0;
}

/* Secciones del formulario */
.form-section {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.1rem;
  margin-bottom: 1.1rem;
  background: var(--bg-card-subtle);
}

.section-legend {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-main);
  padding: 0 0.4rem;
}

.legend-num {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--primary-border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.form-grid {
  display: grid;
  gap: 0.85rem;
  margin-top: 0.75rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.span-2 {
  grid-column: span 2;
}

@media (max-width: 640px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: span 1;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}

.req {
  color: var(--warning);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea,
.form-group select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 42px;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-input);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 0.92rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group textarea {
  min-height: 82px;
  resize: vertical;
  line-height: 1.45;
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 40px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  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='2.2' 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 12px center;
  cursor: pointer;
}

.form-group select option {
  background-color: var(--bg-input);
  color: var(--text-main);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.uppercase {
  text-transform: uppercase;
}

.field-hint {
  font-size: 0.75rem;
  color: var(--text-subtle);
}

.hidden {
  display: none !important;
}

/* Resumen económico dinámico en formulario */
.financial-pill-box {
  margin-top: 0.85rem;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  border: 1px solid var(--primary-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  font-size: 0.84rem;
}

.financial-pill-box strong {
  font-family: var(--font-mono);
  color: var(--primary);
}

/* Lienzos de firma táctil */
.signatures-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 0.75rem;
}

@media (max-width: 640px) {
  .signatures-grid {
    grid-template-columns: 1fr;
  }
}

.signature-box {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.signature-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}

.btn-link-clear {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.76rem;
  padding: 0.25rem 0.55rem;
  min-height: 30px;
  cursor: pointer;
}

.btn-link-clear:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.signature-pad-wrap {
  position: relative;
  width: 100%;
  height: 120px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-color);
  background: #ffffff;
  overflow: hidden;
}

.signature-pad-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

.signature-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  color: #64748b;
  pointer-events: none;
  text-align: center;
  padding: 0 0.5rem;
}

/* Columna de vista previa del contrato A4 */
.preview-card {
  position: sticky;
  top: 76px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card-subtle);
  overflow: hidden;
}

@media (max-width: 980px) {
  .preview-card {
    position: static;
  }
}

.preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-card);
}

.preview-toolbar-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.preview-badge {
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  background: var(--primary-light);
  color: var(--primary);
}

.paper-viewport {
  padding: 1rem;
  max-height: 680px;
  overflow-y: auto;
}

/* Folio A4 siempre con contraste papel impreso */
.paper-sheet {
  background: #ffffff;
  color: #0f172a;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 1.5rem 1.4rem;
  font-family: 'Inter', Georgia, serif;
  font-size: 0.83rem;
  line-height: 1.55;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.paper-sheet-header {
  text-align: center;
  padding: 0.75rem 0.9rem;
  margin-bottom: 1rem;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
}

.paper-sheet-header h3 {
  font-size: 0.95rem;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: 0.02em;
  margin-bottom: 0.2rem;
}

.paper-sheet-header p {
  font-size: 0.72rem;
  color: #475569;
  margin: 0;
}

.paper-sheet h4 {
  font-size: 0.84rem;
  font-weight: 800;
  color: #0f172a;
  margin: 0.9rem 0 0.35rem;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 0.2rem;
}

.paper-sheet p {
  margin-bottom: 0.55rem;
  color: #1e293b;
}

.paper-sheet .clause-item {
  margin-bottom: 0.6rem;
}

.paper-sheet .clause-title {
  font-weight: 700;
  color: #0f172a;
}

.paper-signatures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1.15rem;
  padding-top: 0.75rem;
  border-top: 1px solid #e2e8f0;
}

.paper-sig-box {
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  padding: 0.55rem;
  text-align: center;
  min-height: 92px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #f8fafc;
}

.paper-sig-box strong {
  font-size: 0.72rem;
  color: #0f172a;
}

.paper-sig-img {
  max-height: 46px;
  max-width: 100%;
  object-fit: contain;
  margin: 0.25rem auto;
}

.paper-sig-name {
  font-size: 0.71rem;
  color: #475569;
}

/* Acciones de descarga */
.export-actions {
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.export-secondary-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

@media (max-width: 480px) {
  .export-secondary-row {
    grid-template-columns: 1fr;
  }
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  min-height: 44px;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.btn-primary {
  background: var(--primary);
  color: #06121e;
}

[data-theme="light"] .btn-primary {
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-card-subtle);
  color: var(--text-main);
  border-color: var(--border-color);
  font-size: 0.84rem;
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.legal-disclaimer-mini {
  font-size: 0.76rem;
  color: var(--text-subtle);
  line-height: 1.4;
}

/* Modal accesible */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 1200;
}

.modal-backdrop.is-open {
  display: flex;
}

.modal-card {
  width: 100%;
  max-width: 480px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.modal-close {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-main);
  border-color: var(--primary);
}

.modal-body {
  padding: 1.15rem 1.25rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.modal-body ul {
  margin: 0.6rem 0 0 1.25rem;
}

.modal-footer {
  padding: 0.9rem 1.25rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
}

.modal-footer .btn-primary {
  width: auto;
  min-width: 110px;
}

/* Toast accesible */
.toast-banner {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.86rem;
  font-weight: 600;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
  z-index: 1300;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast-banner.visible {
  opacity: 1;
  transform: translateY(0);
}