/*
Basado en el código original del autor. Versión mejorada y optimizada por el Dr. Miguel Lizcano Sánchez (drlizcano.com).
*/

:root {
  --color-bg: #0b1220;
  --color-bg-alt: #020617;
  --color-card: #020617;
  --color-card-soft: #020617;
  --color-border: rgba(148, 163, 184, 0.25);
  --color-border-soft: rgba(148, 163, 184, 0.35);
  --color-text: #e5e7eb;
  --color-text-muted: #9ca3af;
  --color-accent: #6366f1;
  --color-accent-soft: rgba(99, 102, 241, 0.12);
  --color-accent-strong: rgba(129, 140, 248, 0.22);
  --color-danger: #f97373;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow-soft: 0 24px 80px rgba(15, 23, 42, 0.9);
  --shadow-subtle: 0 16px 40px rgba(15, 23, 42, 0.75);
  --transition-fast: 0.16s ease-out;
  --transition-medium: 0.22s ease-out;
  --font-main: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

[data-theme="light"] {
  --color-bg: #f3f4f6;
  --color-bg-alt: #e5e7eb;
  --color-card: #ffffff;
  --color-card-soft: #f9fafb;
  --color-border: rgba(148, 163, 184, 0.55);
  --color-border-soft: rgba(148, 163, 184, 0.35);
  --color-text: #111827;
  --color-text-muted: #6b7280;
  --color-accent: #4f46e5;
  --color-accent-soft: rgba(79, 70, 229, 0.06);
  --color-accent-strong: rgba(79, 70, 229, 0.12);
  --shadow-soft: 0 18px 50px rgba(15, 23, 42, 0.18);
  --shadow-subtle: 0 14px 36px rgba(15, 23, 42, 0.12);
}

*,
*::before,
*::after {
  /*box-sizing: border-box;*/
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: var(--font-main);
  background: radial-gradient(circle at top, #1f2937 0, var(--color-bg) 45%);
  color: var(--color-text);
  display: flex;
  align-items: stretch;
  justify-content: center;
}

/* Shell principal */

.app-shell {
  width: 100%;
  max-width: 1200px;
  margin: 24px auto;
  padding: 16px;
  border-radius: 32px;
  background: linear-gradient(
      135deg,
      rgba(9, 203, 186, 1),
      transparent 40%,
      rgba(79, 70, 229, 0.1)
    ),
    radial-gradient(circle at top left, rgba(79, 70, 229, 0.45), transparent 55%),
    radial-gradient(circle at bottom right, rgba(14, 165, 233, 0.45), transparent 60%);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

/* Header */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 8px 16px;
  border-bottom: 1px solid var(--color-border-soft);
}

.app-header__title-block {
  display: flex;
  align-items: center;
  gap: 12px;
}

.app-logo {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  /*display: inline-flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 30% 0, #e5e7eb, #4f46e5);*/
  font-size: 20px;
  /*box-shadow: 0 10px 30px rgba(15, 23, 42, 0.55);*/
}

.app-title {
  margin: 0;
  font-size: 1.45rem;
  letter-spacing: -0.03em;
}

.app-subtitle {
  margin: 2px 0 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.app-header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Layout principal */

.app-main {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.5fr);
  gap: 16px;
  margin-top: 14px;
}

.layout-main {
  height: 100%;
}

.layout-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Tarjetas / Contenedores */

.card {
  background: linear-gradient(
      135deg,
      rgba(15, 23, 42, 0.8),
      rgba(15, 23, 42, 0.95)
    );
  border-radius: var(--radius-lg);
  padding: 18px 18px 14px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  box-shadow: var(--shadow-subtle);
}

[data-theme="light"] .card {
  background: radial-gradient(circle at top, #ffffff, #f9fafb);
}

.card--output {
  padding-bottom: 16px;
}

.card--small {
  padding: 12px 14px;
}

.card--tiny {
  padding: 10px 12px;
}

/* Bloques */

.block {
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--color-border);
  margin-bottom: 14px;
}

.block:last-of-type {
  border-bottom: 0;
  margin-bottom: 6px;
  padding-bottom: 4px;
}

.block--footer {
  display: flex;
  justify-content: flex-end;
  padding-top: 4px;
}

.block__header {
  margin-bottom: 10px;
}

.block__header--compact {
  margin-bottom: 6px;
}

.block__title {
  margin: 0 0 2px;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.block__hint {
  margin: 0;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* Grillas */

.grid {
  display: grid;
  gap: 12px;
}

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

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

@media (max-width: 960px) {
  .app-main {
    grid-template-columns: minmax(0, 1fr);
  }

  .layout-side {
    order: -1;
  }

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

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

/* Campos */

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.field__label--inline {
  margin-top: 8px;
}

.field__label-tag {
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  margin-left: 4px;
}

.field__hint {
  margin: 0;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.field__input {
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.55);
  background-color: rgba(15, 23, 42, 0.88);
  color: var(--color-text);
  padding: 9px 13px;
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast),
    background-color var(--transition-fast), transform 0.08s ease-out;
}

[data-theme="light"] .field__input {
  background-color: rgba(248, 250, 252, 0.9);
}

.field__input::placeholder {
  color: rgba(148, 163, 184, 0.85);
}

.field__input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.45);
  transform: translateY(-0.5px);
}

.field__input-wrapper {
  position: relative;
}

.field__input-wrapper--icon-left .field__input {
  padding-left: 34px;
}

.field__icon {
  position: absolute;
  inset-block: 0;
  left: 10px;
  display: flex;
  align-items: center;
  font-size: 0.9rem;
  opacity: 0.9;
}

.field-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.field-row--compact {
  margin-top: 6px;
}

.field-row__separator {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.field--grow {
  flex: 1 1 auto;
}

/* Filas de chips y pills */

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.chip-button {
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.55);
  background: radial-gradient(circle at 0 0, rgba(129, 140, 248, 0.38), transparent);
  color: var(--color-text);
  font-size: 0.82rem;
  padding: 6px 10px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), background-color var(--transition-fast),
    border-color var(--transition-fast);
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.7);
}

[data-theme="light"] .chip-button {
  background: linear-gradient(135deg, #eef2ff, #e0f2fe);
  color: #111827;
  box-shadow: 0 8px 24px rgba(148, 163, 184, 0.45);
}

.chip-button--ghost {
  background: transparent;
  box-shadow: none;
  border-style: dashed;
}

.chip-button:hover {
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.85);
  border-color: var(--color-accent);
}

.chip-button:active {
  transform: translateY(0) scale(0.99);
  box-shadow: none;
}

/* Pills toggle */

.pill-toggle-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pill-toggle {
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.6);
  background-color: rgba(15, 23, 42, 0.7);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  padding: 4px 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: background-color var(--transition-fast),
    border-color var(--transition-fast), color var(--transition-fast),
    transform var(--transition-fast);
}

[data-theme="light"] .pill-toggle {
  background-color: #eef2ff;
  color: #4b5563;
}

.pill-toggle--active {
  background: radial-gradient(circle at 0 0, var(--color-accent), #4f46e5);
  border-color: rgba(191, 219, 254, 0.8);
  color: white;
  box-shadow: 0 10px 24px rgba(79, 70, 229, 0.6);
  transform: translateY(-0.5px);
}

/* Icon buttons */

.icon-button {
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(15, 23, 42, 0.85);
  color: var(--color-text);
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.95rem;
  transition: background-color var(--transition-fast),
    transform var(--transition-fast), box-shadow var(--transition-fast),
    border-color var(--transition-fast);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.7);
}

[data-theme="light"] .icon-button {
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(148, 163, 184, 0.4);
}

.icon-button:hover {
  transform: translateY(-1px);
  border-color: var(--color-accent);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.75);
}

.icon-button:active {
  transform: translateY(0);
  box-shadow: none;
}

.icon-button__icon {
  transform: translateY(1px);
}

/* Checkboxes / switches */

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 8px;
}

.check-column {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.check input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--color-accent);
}

.divider {
  height: 1px;
  margin: 8px 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(148, 163, 184, 0.6),
    transparent
  );
}

/* Contenedor de pills de palabras clave */

.pill-container {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.keyword-pill {
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 0.78rem;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at 0 0, rgba(79, 70, 229, 0.78), transparent);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.keyword-pill__bullet {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.9);
}

/* Botones principales */

.primary-button {
  border-radius: var(--radius-pill);
  border: none;
  background: radial-gradient(circle at 0 0, #a855f7, #4f46e5);
  color: white;
  padding: 10px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 18px 40px rgba(79, 70, 229, 0.8);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium),
    filter var(--transition-medium);
}

.primary-button__icon {
  font-size: 1.1rem;
}

.primary-button:hover {
  transform: translateY(-1px) scale(1.01);
  filter: brightness(1.05);
  box-shadow: 0 20px 46px rgba(79, 70, 229, 0.95);
}

.primary-button:active {
  transform: translateY(1px) scale(0.99);
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.7);
}

/* Botones secundarios */

.secondary-button {
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.6);
  background-color: rgba(15, 23, 42, 0.9);
  color: var(--color-text);
  font-size: 0.83rem;
  font-weight: 500;
  padding: 7px 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  cursor: pointer;
  transition: background-color var(--transition-fast),
    border-color var(--transition-fast), transform var(--transition-fast);
}

[data-theme="light"] .secondary-button {
  background-color: #ffffff;
}

.secondary-button--full {
  width: 100%;
  margin-top: 8px;
}

.secondary-button:hover {
  transform: translateY(-0.5px);
  border-color: var(--color-accent);
}

.secondary-button:active {
  transform: translateY(0.5px);
}

/* Tabs */

.tabs {
  display: inline-flex;
  background-color: rgba(15, 23, 42, 0.85);
  border-radius: 999px;
  padding: 3px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  margin-top: 8px;
  margin-bottom: 10px;
}

[data-theme="light"] .tabs {
  background-color: rgba(249, 250, 251, 0.9);
}

.tabs__tab {
  border: none;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.8rem;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: background-color var(--transition-fast), color var(--transition-fast),
    transform var(--transition-fast);
}

.tabs__tab--active {
  background: linear-gradient(135deg, var(--color-accent), #a855f7);
  color: white;
  transform: translateY(-0.5px);
}

.tabs__content {
  border-radius: 16px;
  background-color: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.66);
  padding: 10px 10px 10px;
}

[data-theme="light"] .tabs__content {
  background-color: #f9fafb;
}

.tabs__panel {
  display: none;
}

.tabs__panel--active {
  display: block;
}

/* Código / vista previa */

.code-block {
  margin: 0;
  padding: 10px 12px;
  border-radius: 12px;
  background: radial-gradient(circle at top, #020617, #020617);
  color: #e5e7eb;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco,
    Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.75rem;
  line-height: 1.45;
  max-height: 280px;
  overflow: auto;
  border: 1px solid rgba(30, 64, 175, 0.8);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.9);
}

[data-theme="light"] .code-block {
  background: #0f172a;
  color: #e5e7eb;
}

.code-block--json {
  font-size: 0.74rem;
}

.panel-hint {
  margin: 0 0 6px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Notas pequeñas */

.small-note {
  margin: 0;
  font-size: 0.78rem;
  color: var(--color-text);
}

.small-note--muted {
  color: var(--color-text-muted);
}

/* Modal */

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 40;
}

.modal.hidden {
  pointer-events: none;
  opacity: 0;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at top,
    rgba(15, 23, 42, 0.7),
    rgba(15, 23, 42, 0.98)
  );
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.modal__dialog {
  position: relative;
  max-width: 520px;
  width: 100%;
  margin: 16px;
  background: linear-gradient(
      135deg,
      rgba(30, 64, 175, 0.45),
      rgba(15, 23, 42, 0.96)
    );
  border-radius: 22px;
  border: 1px solid rgba(191, 219, 254, 0.8);
  box-shadow: 0 30px 80px rgba(15, 23, 42, 1);
  padding: 14px 14px 12px;
  color: var(--color-text);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.6);
}

.modal__title {
  margin: 0;
  font-size: 1rem;
}

.modal__body {
  padding-top: 8px;
}

.modal-steps {
  margin: 0;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.86rem;
}

.modal-steps li {
  color: var(--color-text-muted);
}

.modal-steps strong {
  color: var(--color-text);
}

/* Utilidades */

.hidden {
  display: none !important;
}

/*
Mejoras de diseño, experiencia de usuario y organización del código realizadas por el Dr. Miguel Lizcano Sánchez (drlizcano.com),
respetando el crédito y la autoría del código original.
*/

.horizontal-align {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.main-logo img{
    width: 70px;
    height: 70px;
    border-radius: 1px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Contenedor principal: imagen arriba, botones abajo */
.app-header__actions {
  display: flex;
  flex-direction: column;  /* Apila imagen arriba y botones abajo */
  align-items: center;     /* Centra todo */
  gap: 10px;
}

/* Tamaño del logo */
.second-logo {
  width: 70px;   /* Ajustable */
  height: 70px;
}

.second-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Botones alineados en una sola línea */
.buttons-row {
  display: flex;
  flex-direction: row;
  gap: 8px;      /* separación entre botones */
  align-items: center;
  justify-content: center;
}