/**
 * Estilos específicos para el Comprobador Oficial de NIF Intracomunitario y Censo ROI
 * fijate.com/tools/validador-nif-intracomunitario-vies/
 */

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

  /* Colores tema claro */
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-secondary: #f1f5f9;
  --border-color: #e2e8f0;
  --border-focus: #3b82f6;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-dim: #94a3b8;

  /* Acentos de estado fiscal */
  --color-success: #10b981;
  --color-success-bg: #ecfdf5;
  --color-success-border: #a7f3d0;
  --color-success-text: #065f46;

  --color-error: #ef4444;
  --color-error-bg: #fef2f2;
  --color-error-border: #fecaca;
  --color-error-text: #991b1b;

  --color-warning: #f59e0b;
  --color-warning-bg: #fffbeb;
  --color-warning-border: #fde68a;
  --color-warning-text: #92400e;

  --color-blue-primary: #2563eb;
  --color-blue-hover: #1d4ed8;
  --color-blue-light: #eff6ff;
  --color-blue-border: #bfdbfe;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] {
  --bg-page: #0b0f17;
  --bg-card: #151d2a;
  --bg-card-secondary: #1c2638;
  --border-color: #243046;
  --border-focus: #60a5fa;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --color-success: #34d399;
  --color-success-bg: rgba(16, 185, 129, 0.12);
  --color-success-border: rgba(16, 185, 129, 0.35);
  --color-success-text: #6ee7b7;

  --color-error: #f87171;
  --color-error-bg: rgba(239, 68, 68, 0.12);
  --color-error-border: rgba(239, 68, 68, 0.35);
  --color-error-text: #fca5a5;

  --color-warning: #fbbf24;
  --color-warning-bg: rgba(245, 158, 11, 0.12);
  --color-warning-border: rgba(245, 158, 11, 0.35);
  --color-warning-text: #fcd34d;

  --color-blue-primary: #3b82f6;
  --color-blue-hover: #60a5fa;
  --color-blue-light: rgba(59, 130, 246, 0.12);
  --color-blue-border: rgba(59, 130, 246, 0.35);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

/* Reset y estructura global */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-main);
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

.main-wrapper.tool-layout {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  box-sizing: border-box;
  flex: 1 0 auto;
  width: 100%;
}

.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%;
}

/* Utilidades tipográficas */
.text-mono {
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

/* 1. Hero contextual */
.tool-hero {
  margin-bottom: 2rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-blue-light);
  color: var(--color-blue-primary);
  border: 1px solid var(--color-blue-border);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.825rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-badge svg {
  flex-shrink: 0;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 0.75rem 0;
  line-height: 1.25;
}

.hero-description {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
  max-width: 820px;
}

/* 2. Tarjeta del formulario de consulta */
.card-vies-form {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
}

.label-help, .label-format {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

.country-select-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.country-flag-display {
  position: absolute;
  left: 0.85rem;
  font-size: 1.2rem;
  pointer-events: none;
  z-index: 2;
}

.form-select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  height: 46px;
  min-height: 40px;
  padding: 0 2.5rem 0 2.75rem;
  font-size: 0.95rem;
  font-family: var(--font-main);
  color: var(--text-main);
  background-color: var(--bg-card-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  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='%2364748b' 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;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

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

.input-with-prefix {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.input-country-prefix {
  position: absolute;
  left: 0.75rem;
  background: var(--border-color);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  pointer-events: none;
  z-index: 2;
}

.form-input {
  width: 100%;
  height: 46px;
  min-height: 40px;
  padding: 0 2.5rem 0 3.75rem;
  font-size: 1.05rem;
  color: var(--text-main);
  background-color: var(--bg-card-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.btn-clear-input {
  position: absolute;
  right: 0.75rem;
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, background-color 0.15s;
}

.btn-clear-input:hover {
  color: var(--text-main);
  background: var(--border-color);
}

/* Chips de consultas frecuentes */
.quick-examples-box {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.quick-examples-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.quick-chip {
  background: var(--bg-card-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.3rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.775rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.quick-chip:hover {
  background: var(--color-blue-light);
  border-color: var(--color-blue-border);
  color: var(--color-blue-primary);
}

/* Acordeón del solicitante para emisión de justificación */
.requester-accordion {
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  background: rgba(59, 130, 246, 0.02);
}

.btn-toggle-requester {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  padding: 0.25rem 0;
  color: var(--text-main);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}

.requester-toggle-text {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.icon-legal-cert {
  color: var(--color-blue-primary);
  flex-shrink: 0;
}

.icon-chevron {
  color: var(--text-muted);
  transition: transform 0.2s;
  flex-shrink: 0;
}

.btn-toggle-requester[aria-expanded="true"] .icon-chevron {
  transform: rotate(180deg);
}

.requester-panel {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-color);
}

.requester-description {
  font-size: 0.825rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0 0 1rem 0;
}

.requester-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1rem;
}

.requester-grid .form-input {
  padding-left: 1rem;
}

/* Botón de envío */
.form-actions {
  display: flex;
  justify-content: flex-end;
}

.btn-submit-vies {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--color-blue-primary);
  color: #ffffff;
  border: none;
  padding: 0.75rem 1.75rem;
  height: 48px;
  min-height: 40px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.25);
  transition: background-color 0.2s, transform 0.1s, box-shadow 0.2s;
}

.btn-submit-vies:hover {
  background: var(--color-blue-hover);
  box-shadow: 0 4px 8px rgba(37, 99, 235, 0.35);
}

.btn-submit-vies:active {
  transform: scale(0.98);
}

.btn-submit-vies:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* 3. Indicador de carga */
.vies-loading-box {
  background: var(--bg-card);
  border: 1px solid var(--color-blue-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.spinner-vies {
  width: 40px;
  height: 40px;
  border: 3.5px solid var(--color-blue-light);
  border-top-color: var(--color-blue-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-text strong {
  display: block;
  font-size: 1rem;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.loading-text span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 4. Tarjeta del resultado de validación */
.vies-result-section {
  margin-bottom: 2rem;
}

.result-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: border-color 0.25s, box-shadow 0.25s;
}

/* Variantes según estado */
.result-card.state-valid {
  border-color: var(--color-success);
}

.result-card.state-invalid {
  border-color: var(--color-error);
}

.result-card.state-warning {
  border-color: var(--color-warning);
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.75rem;
  background: var(--bg-card-secondary);
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.result-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  border-radius: 9999px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.state-valid .result-status-badge {
  background: var(--color-success-bg);
  color: var(--color-success-text);
  border: 1px solid var(--color-success-border);
}

.state-invalid .result-status-badge {
  background: var(--color-error-bg);
  color: var(--color-error-text);
  border: 1px solid var(--color-error-border);
}

.state-warning .result-status-badge {
  background: var(--color-warning-bg);
  color: var(--color-warning-text);
  border: 1px solid var(--color-warning-border);
}

.result-timestamp {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.result-body {
  padding: 1.75rem;
}

.result-kv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.kv-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.kv-item-full {
  grid-column: 1 / -1;
}

.kv-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  color: var(--text-muted);
}

.kv-value {
  font-size: 0.95rem;
  color: var(--text-main);
}

.kv-value-bold {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
}

.kv-value-highlight {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-card-secondary);
  border: 1px solid var(--border-color);
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-md);
  width: fit-content;
}

.res-flag {
  font-size: 1.5rem;
  line-height: 1;
}

.res-full-vat {
  font-size: 1.35rem;
  color: var(--text-main);
}

.btn-copy-mini {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  transition: all 0.15s;
}

.btn-copy-mini:hover {
  background: var(--border-color);
  color: var(--text-main);
}

/* Fila de identificador pericial */
.kv-item-identifier {
  background: var(--color-blue-light);
  border: 1px solid var(--color-blue-border);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
}

.identifier-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.identifier-box .text-mono {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-blue-primary);
}

.identifier-cert-badge {
  background: var(--color-blue-primary);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
}

/* Caja de consecuencia fiscal */
.fiscal-impact-box {
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.25rem;
  border-left: 4px solid var(--color-blue-primary);
  background: var(--bg-card-secondary);
}

.state-valid .fiscal-impact-box {
  border-left-color: var(--color-success);
  background: var(--color-success-bg);
}

.state-invalid .fiscal-impact-box {
  border-left-color: var(--color-error);
  background: var(--color-error-bg);
}

.state-warning .fiscal-impact-box {
  border-left-color: var(--color-warning);
  background: var(--color-warning-bg);
}

.fiscal-impact-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
  color: var(--text-main);
}

.fiscal-impact-text {
  font-size: 0.9rem;
  line-height: 1.55;
  margin: 0;
  color: var(--text-main);
}

/* Aviso de privacidad por país */
.privacy-notice-box {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  background: var(--bg-card-secondary);
  border: 1px dashed var(--border-color);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.privacy-notice-box svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* Barra de acciones del resultado */
.result-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1.25rem 1.75rem;
  background: var(--bg-card-secondary);
  border-top: 1px solid var(--border-color);
}

.btn-action-primary, .btn-action-secondary, .btn-action-tertiary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  height: 42px;
  min-height: 40px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-action-primary {
  background: var(--color-blue-primary);
  color: #ffffff;
  border: none;
}

.btn-action-primary:hover {
  background: var(--color-blue-hover);
}

.btn-action-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

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

.btn-action-tertiary {
  background: none;
  color: var(--text-muted);
  border: 1px dashed var(--border-color);
  margin-left: auto;
}

.btn-action-tertiary:hover {
  color: var(--text-main);
  border-color: var(--text-main);
}

/* 5. Historial local */
.card-vies-history {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.history-title-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.history-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  color: var(--text-main);
}

.btn-clear-history {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
}

.btn-clear-history:hover {
  color: var(--color-error);
  text-decoration: underline;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--bg-card-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
}

.history-item:hover {
  border-color: var(--border-focus);
  transform: translateX(2px);
}

.history-item-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.history-item-flag {
  font-size: 1.25rem;
}

.history-item-vat {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.history-item-name {
  font-size: 0.85rem;
  color: var(--text-muted);
  max-width: 320px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-item-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.history-badge-valid {
  background: var(--color-success-bg);
  color: var(--color-success-text);
  border: 1px solid var(--color-success-border);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
}

.history-badge-invalid {
  background: var(--color-error-bg);
  color: var(--color-error-text);
  border: 1px solid var(--color-error-border);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
}

.history-date {
  font-size: 0.775rem;
  color: var(--text-dim);
}

/* 6. Guía pedagógica */
.card-vies-guide {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.guide-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
  color: var(--color-blue-primary);
}

.guide-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.guide-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.guide-item {
  background: var(--bg-card-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.15s;
}

.guide-item[open] {
  border-color: var(--color-blue-border);
}

.guide-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.1rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.guide-summary::-webkit-details-marker {
  display: none;
}

.summary-arrow {
  color: var(--text-muted);
  transition: transform 0.2s;
}

.guide-item[open] .summary-arrow {
  transform: rotate(180deg);
}

.guide-content {
  padding: 0 1.1rem 1.1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.guide-content p {
  margin: 0 0 0.75rem 0;
}

.guide-content p:last-child {
  margin-bottom: 0;
}

.guide-content ul {
  margin: 0.5rem 0 0.75rem 1.25rem;
  padding: 0;
}

.guide-content li {
  margin-bottom: 0.35rem;
}

/* 7. Modal accesible para avisos */
.vies-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.vies-modal-backdrop.is-active {
  opacity: 1;
  pointer-events: auto;
}

.vies-modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: translateY(10px);
  transition: transform 0.2s ease;
}

.vies-modal-backdrop.is-active .vies-modal-box {
  transform: translateY(0);
}

.vies-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.vies-modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.vies-modal-icon {
  color: var(--color-blue-primary);
  display: flex;
  align-items: center;
}

.vies-modal-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

.btn-close-modal {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
}

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

.vies-modal-body {
  padding: 1.25rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.vies-modal-footer {
  padding: 0.85rem 1.25rem;
  background: var(--bg-card-secondary);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
}

.btn-modal-ok {
  background: var(--color-blue-primary);
  color: #ffffff;
  border: none;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-modal-ok:hover {
  background: var(--color-blue-hover);
}

/* 8. Área de resguardo imprimible (oculta en pantalla) */
.print-certificate-area {
  display: none;
}

/* ESTILOS DE IMPRESIÓN (@media print) */
@media print {
  /* Ocultar elementos de la web que no deben salir en el folio */
  .app-header,
  .fijate-footer,
  .tool-ad-sidebar,
  .tools-ad-banner-section,
  .related-tools-section,
  .card-vies-form,
  .card-vies-history,
  .card-vies-guide,
  .result-actions,
  .tool-hero,
  .vies-modal-backdrop {
    display: none !important;
  }

  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 11pt;
  }

  .main-wrapper.tool-layout {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .tool-with-sidebar {
    display: block !important;
  }

  /* Mostrar la certificación oficial */
  .print-certificate-area {
    display: block !important;
    border: 2px solid #0f172a;
    padding: 2.5rem;
    margin: 1.5rem auto;
    max-width: 720px;
    background: #ffffff;
    box-sizing: border-box;
  }

  .cert-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
  }

  .cert-title {
    display: block;
    font-size: 16pt;
    font-weight: 800;
    text-transform: uppercase;
    color: #0f172a;
  }

  .cert-sub {
    display: block;
    font-size: 10pt;
    color: #475569;
    margin-top: 0.25rem;
  }

  .cert-eu-flag {
    font-weight: 800;
    font-size: 11pt;
    letter-spacing: 0.05em;
    border: 1px solid #cbd5e1;
    padding: 0.4rem 0.75rem;
  }

  .cert-divider {
    border: none;
    border-top: 2px solid #0f172a;
    margin: 1.5rem 0;
  }

  .cert-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
  }

  .cert-table th {
    text-align: left;
    padding: 0.65rem 0.5rem;
    width: 40%;
    font-size: 9.5pt;
    color: #475569;
    border-bottom: 1px solid #e2e8f0;
    vertical-align: top;
  }

  .cert-table td {
    padding: 0.65rem 0.5rem;
    font-size: 10.5pt;
    color: #0f172a;
    border-bottom: 1px solid #e2e8f0;
    font-weight: 600;
  }

  .cert-status-val {
    font-size: 12pt !important;
    text-transform: uppercase;
  }

  .cert-id-val {
    font-size: 12pt !important;
    letter-spacing: 0.05em;
  }

  .cert-footer {
    border-top: 1px solid #cbd5e1;
    padding-top: 1rem;
    font-size: 8.5pt;
    color: #64748b;
    line-height: 1.45;
  }

  .cert-meta {
    display: flex;
    justify-content: space-between;
    margin-top: 0.75rem;
    font-weight: 600;
    color: #334155;
  }
}

/* RESPONSIVE DESIGN (Tablets y Móviles) */
@media (max-width: 900px) {
  .form-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .requester-grid {
    grid-template-columns: 1fr;
  }

  .result-kv-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 1.45rem;
  }

  .card-vies-form {
    padding: 1.25rem;
  }

  .result-body {
    padding: 1.25rem;
  }

  .result-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-action-primary, .btn-action-secondary, .btn-action-tertiary {
    width: 100%;
    justify-content: center;
    margin-left: 0;
  }

  .history-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .history-item-right {
    width: 100%;
    justify-content: space-between;
  }

  .history-item-name {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 1.3rem;
  }

  .form-input {
    font-size: 0.95rem;
  }

  .res-full-vat {
    font-size: 1.15rem;
  }

  .kv-value-highlight {
    width: 100%;
    box-sizing: border-box;
  }
}