/* ==========================
   Base
   ========================== */

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: #f5f5f7;
  color: #111827;
}

a {
  text-decoration: none;
}

/* ==========================
   Header / navbar
   ========================== */

.sv-header {
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 10;
}

.sv-header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sv-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.sv-logo-icon {
  font-size: 1.4rem;
}

.sv-nav a {
  margin-left: 1rem;
  color: #4b5563;
  font-size: 0.95rem;
}

.sv-nav a:hover {
  color: #ef4444;
}

/* ==========================
   Layout
   ========================== */

.sv-main {
  max-width: 1100px;
  margin: 1.5rem auto 3rem;
  padding: 0 1.5rem;
}

.sv-footer {
  text-align: center;
  font-size: 0.8rem;
  color: #6b7280;
  padding: 1.5rem 0 2rem;
}

/* ==========================
   Hero (home)
   ========================== */

.sv-hero {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.5fr);
  gap: 2rem;
  align-items: center;
  padding: 2rem 1.5rem;
  background: linear-gradient(135deg, #fee2e2, #fef3c7);
  border-radius: 1.5rem;
}

.sv-hero-text h1 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.sv-hero-text p {
  max-width: 480px;
  color: #374151;
}

.sv-hero-actions {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.75rem;
}

.sv-hero-image {
  display: flex;
  justify-content: center;
}

.sv-hero-placeholder {
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #f97373, #b91c1c);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* ==========================
   Buttons
   ========================== */

.sv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
}

.sv-btn-primary {
  background: #ef4444;
  color: white;
}

.sv-btn-primary:hover {
  background: #dc2626;
}

.sv-btn-outline,
.sv-btn-secondary {
  background: white;
  color: #ef4444;
  border-color: #fecaca;
  border: 1px solid #fecaca;
}

.sv-btn-outline:hover,
.sv-btn-secondary:hover {
  background: #fee2e2;
}

.sv-btn-xs {
  padding: 0.25rem 0.7rem;
  font-size: 0.8rem;
}

/* ==========================
   Secciones genéricas
   ========================== */

.sv-section {
  margin-top: 2.5rem;
  padding: 2.5rem 2rem;
}

.sv-section h2 {
  margin-bottom: 1.25rem;
}

/* ==========================
   Tarjetas y grid
   ========================== */

.sv-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.sv-card {
  background: #ffffff;
  border-radius: 1rem;
  padding: 1.75rem 2rem;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06);
  border: 1px solid #e5e7eb;
  max-width: 900px;
  margin: 0 auto 1.5rem;
}

.sv-link {
  display: inline-flex;
  margin-top: 0.75rem;
  color: #ef4444;
  font-weight: 500;
}

/* ==========================
   Page header
   ========================== */

.sv-page-header {
  margin-bottom: 1.5rem;
}

/* ==========================
   Single image layout
   ========================== */

.sv-single-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 2fr);
  gap: 1.5rem;
  align-items: flex-start;
}

.sv-upload-card,
.sv-result-card {
  background: white;
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.06);
  border: 1px solid #e5e7eb;
}

/* ==========================
   Dropzone
   ========================== */

.sv-drop-area {
  border: 2px dashed #f8a4aa;
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  background: #fff7f8;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.sv-drop-area.dragover {
  border-color: #ff4b5c;
  background: #ffecee;
  transform: translateY(-1px);
}

.sv-preview-image {
  max-width: 100%;
  max-height: 200px;
  border-radius: 12px;
  object-fit: contain;
  margin-top: 12px;
}

.sv-upload-actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.75rem;
}

.sv-status-text {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: #6b7280;
}

/* ==========================
   Result image + summary
   ========================== */

.sv-result-image-wrapper {
  text-align: center;
  margin-bottom: 16px;
}

.sv-result-image {
  max-width: 100%;
  border-radius: 12px;
}

.sv-human-summary {
  font-size: 0.95rem;
}

.sv-summary-list {
  list-style: disc;
  padding-left: 1.4rem;
  margin-top: 8px;
}

.sv-chip-score {
  font-size: 0.8rem;
  background: #ffe1e5;
  border-radius: 999px;
  padding: 2px 8px;
  margin-left: 4px;
}

.sv-debug-json {
  margin-top: 16px;
  font-size: 0.8rem;
}

/* Botones guardar historial en tarjetas */

.sv-history-actions {
  margin-top: 1rem;
  display: flex;
  justify-content: flex-end;
}

/* Utilidades */

.hidden {
  display: none !important;
}

/* ==========================
   Batch: layout formulario y resultados
   ========================== */

.sv-section-subtitle {
  margin-top: 0.25rem;
  margin-bottom: 1.5rem;
  color: #6b7280;
}

/* Formulario batch */

#batch-form {
  width: 100%;
}

.batch-form-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1rem 2rem;
}

.batch-form-grid .full-width {
  grid-column: 1 / -1;
}

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

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: #111827;
}

.form-group input[type="text"],
.form-group input[type="file"],
.form-group textarea,
.form-group input[type="number"] {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid #e5e7eb;
  font-size: 0.95rem;
  outline: none;
  background-color: #f9fafb;
  transition: border-color 0.15s ease, box-shadow 0.15s ease,
    background-color 0.15s ease;
}

.form-group input[type="text"]:focus,
.form-group input[type="file"]:focus,
.form-group textarea:focus,
.form-group input[type="number"]:focus {
  border-color: #f97316;
  box-shadow: 0 0 0 1px rgba(249, 115, 22, 0.2);
  background-color: #ffffff;
}

.form-group textarea {
  resize: vertical;
  min-height: 90px;
}

.hint-text {
  font-size: 0.8rem;
  color: #6b7280;
}

/* Acciones del formulario */

.form-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.75rem;
}

/* Botón primario tipo pill */

.btn-primary {
  padding: 0.6rem 1.3rem;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #f97316, #ec4899);
  color: #ffffff;
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 0 15px 30px rgba(236, 72, 153, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 40px rgba(236, 72, 153, 0.3);
  filter: brightness(1.03);
}

/* ==========================
   Tabla resultados lote
   ========================== */

.table-wrapper {
  width: 100%;
  margin-top: 1rem;
  overflow-x: auto;
}

.sv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.sv-table thead {
  background: #f3f4f6;
}

.sv-table th,
.sv-table td {
  padding: 0.55rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid #e5e7eb;
}

.sv-table tbody tr:hover {
  background-color: #f9fafb;
}

.sv-card-results {
  margin-top: 1.5rem;
}

/* ==========================
   Resultados (historial)
   ========================== */

.sv-results-section {
  max-width: 1100px;
  margin: 1.5rem auto 3rem;
}

.sv-history-toolbar {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 1rem;
  margin-top: 0.5rem;
}

.sv-history-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sv-history-card {
  max-width: 1100px;
}

.sv-history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
}

.sv-history-pill {
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: #fee2e2;
  color: #b91c1c;
  font-weight: 500;
}

.sv-history-date {
  color: #6b7280;
}

.sv-history-body p {
  margin: 0.25rem 0;
}

.sv-history-class-list {
  margin-top: 0.5rem;
  padding-left: 1.3rem;
}

.sv-history-empty,
.sv-empty-state {
  color: #6b7280;
  font-size: 0.95rem;
}

.sv-history-section {
  margin-top: 1.5rem;
}

.sv-history-section h2 {
  margin-bottom: 0.75rem;
}

/* ==========================
   About: cabecera
   ========================== */

.sv-about-hero {
  max-width: 900px;
  margin: 0 auto 2rem;
  text-align: left;
  padding: 1.75rem 2rem;
  border-radius: 1.5rem;
  background: radial-gradient(
    circle at top left,
    #fee2e2 0,
    #f9fafb 45%,
    #eef2ff 100%
  );
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

.sv-about-hero h1 {
  font-size: 2.1rem;
  margin: 0.4rem 0 0.75rem;
}

.sv-about-hero p {
  margin: 0;
  max-width: 640px;
  color: #4b5563;
  font-size: 0.98rem;
}

/* pill de arriba */

.sv-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: rgba(248, 113, 113, 0.08);
  color: #b91c1c;
  border: 1px solid rgba(248, 113, 113, 0.25);
}

/* ==========================
   About: tarjetas secciones
   ========================== */

.sv-about-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sv-about-card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 2fr);
  gap: 1.25rem 2rem;
  align-items: flex-start;
}

.sv-about-card-header {
  padding-right: 0.5rem;
}

.sv-about-card-header h2 {
  margin: 0.35rem 0 0.35rem;
}

.sv-about-card-subtitle {
  margin: 0;
  font-size: 0.9rem;
  color: #6b7280;
}

.sv-about-card-body {
  font-size: 0.95rem;
}

.sv-about-list {
  list-style: disc;
  padding-left: 1.4rem;
  margin: 0;
}

.sv-about-list li + li {
  margin-top: 0.25rem;
}

/* Etiquetas de cada card */

.sv-about-label {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: rgba(248, 113, 113, 0.08);
  color: #b91c1c;
  border: 1px solid rgba(248, 113, 113, 0.25);
}

.sv-about-label-purple {
  background: rgba(129, 140, 248, 0.08);
  color: #4f46e5;
  border-color: rgba(129, 140, 248, 0.25);
}

.sv-about-label-green {
  background: rgba(52, 211, 153, 0.08);
  color: #047857;
  border-color: rgba(52, 211, 153, 0.25);
}

/* ==========================
   About: equipo
   ========================== */

.sv-team-card h2 {
  margin-bottom: 0.25rem;
}

.sv-team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem 1.5rem;
}

.sv-team-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.9rem;
  border-radius: 0.75rem;
  border: 1px solid #e5e7eb;
  background: #f9fafb;
}

.sv-avatar {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  color: #ffffff;
  background: linear-gradient(135deg, #f97316, #ec4899);
  box-shadow: 0 10px 20px rgba(236, 72, 153, 0.25);
  flex-shrink: 0;
}

.sv-team-text h3 {
  font-size: 0.95rem;
  margin: 0 0 0.15rem 0;
}

.sv-team-text p {
  font-size: 0.85rem;
  margin: 0;
  color: #6b7280;
}

/* Variantes de fondo de cards About */

.sv-about-card-objectives {
  background: radial-gradient(
    circle at top left,
    #fee2e2 0,
    #fff7f7 45%,
    #fef9f5 100%
  );
  border-color: rgba(248, 113, 113, 0.18);
}

.sv-about-card-tech {
  background: radial-gradient(
    circle at top left,
    #e0e7ff 0,
    #f5f3ff 45%,
    #f9fafb 100%
  );
  border-color: rgba(129, 140, 248, 0.22);
}

.sv-about-card-team {
  background: radial-gradient(
    circle at top left,
    #dcfce7 0,
    #f0fdf4 45%,
    #f9fafb 100%
  );
  border-color: rgba(52, 211, 153, 0.22);
}

/* ==========================
   MODALES (imagen única + lote)
   ========================== */

.sv-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none; /* se muestra con JS */
}

.sv-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
}

.sv-modal-dialog {
  position: relative;
  max-width: 960px;
  margin: 3rem auto;
  background: #ffffff;
  border-radius: 1rem;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.25);
  padding: 1.5rem 2rem 2rem;
}

.sv-modal-lg {
  max-width: 1100px;
}

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

.sv-modal-close {
  border: none;
  background: transparent;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.sv-modal-body {
  margin-top: 0.25rem;
}

/* ---- Modal: Imagen única ---- */

.single-modal-body {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: flex-start;
}

.single-modal-image-wrapper {
  display: flex;
  justify-content: center;
}

.single-modal-image-wrapper img {
  max-width: 100%;
  border-radius: 0.5rem;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.25);
}

.single-modal-info-wrapper {
  font-size: 0.95rem;
}

.single-modal-list {
  margin-top: 0.5rem;
  padding-left: 1.3rem;
}

/* ---- Modal: Lote (gráfico por clases) ---- */

.batch-classes-chart {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.75rem;
}

.batch-classes-chart-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.batch-classes-chart-label {
  min-width: 120px;
  font-size: 0.9rem;
}

.batch-classes-chart-bar-wrapper {
  flex: 1;
  background: #f3f4f6;
  border-radius: 999px;
  overflow: hidden;
}

.batch-classes-chart-bar {
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, #f97316, #ec4899);
}

.batch-classes-chart-value {
  min-width: 40px;
  text-align: right;
  font-size: 0.85rem;
}

/* ==========================
   Responsive
   ========================== */

@media (max-width: 900px) {
  .sv-hero {
    grid-template-columns: 1fr;
  }

  .sv-single-grid {
    grid-template-columns: 1fr;
  }

  .sv-header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .sv-about-card {
    grid-template-columns: minmax(0, 1fr);
  }

  .single-modal-body {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 768px) {
  .sv-section {
    padding: 1.5rem 1rem;
  }

  .sv-card {
    padding: 1.25rem 1.25rem;
    margin-bottom: 1rem;
  }

  .batch-form-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.75rem 0;
  }

  .form-actions {
    justify-content: stretch;
  }

  .form-actions .btn-primary {
    width: 100%;
    justify-content: center;
  }

  .sv-about-hero {
    padding: 1.4rem 1.3rem;
    border-radius: 1.25rem;
    margin-bottom: 1.5rem;
  }

  .sv-about-hero h1 {
    font-size: 1.7rem;
  }
}

@media (max-width: 640px) {
  .sv-team-item {
    padding: 0.65rem 0.8rem;
  }

  .sv-avatar {
    width: 40px;
    height: 40px;
    font-size: 0.85rem;
  }
}