/* ============================================================
   MAR ESPECIES STUDIO  ·  estilos
   Paleta oceánica, tarjetas claras, layout educativo.
   ============================================================ */

:root {
  --bg: #eaf2f7;
  --bg-soft: #f4f8fb;
  --card: #ffffff;
  --card-alt: #f7fbfd;
  --border: #d7e6ee;
  --border-strong: #b8d3e0;
  --primary: #1c8ec7;
  --primary-dark: #0f6da0;
  --primary-soft: #d8edf7;
  --navy: #103e68;
  --text: #1e2a36;
  --text-muted: #5e7384;
  --coral: #f06a4b;
  --good: #2faa6e;
  --warn: #e0a635;
  --bad: #d94a4a;
  --shadow-sm: 0 1px 2px rgba(16, 62, 104, 0.06);
  --shadow-md: 0 6px 18px rgba(16, 62, 104, 0.08);
  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 22px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", "Inter", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  height: 100vh;
  overflow: hidden;
}

button {
  font-family: inherit;
  color: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

img {
  max-width: 100%;
  display: block;
}

/* ========== Layout general ========== */
.app {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ---------- Barra superior ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 26px;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar__brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar__logo {
  height: 42px;
  width: auto;
}

.topbar__title {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.topbar__title strong {
  font-size: 18px;
  color: var(--navy);
  letter-spacing: 0.2px;
}

.topbar__title span {
  font-size: 12px;
  color: var(--primary);
  letter-spacing: 0.3px;
}

.topbar__nav {
  display: flex;
  gap: 6px;
  margin-left: auto;
}

.topbar__nav button {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--text-muted);
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}

.topbar__nav button:hover,
.topbar__nav button.is-active {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.topbar__avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary-soft) center/cover no-repeat;
  border: 2px solid var(--primary);
}

/* ---------- Grid principal ---------- */
.workspace {
  display: grid;
  grid-template-columns: 260px 1fr 300px;
  gap: 14px;
  padding: 14px 18px;
  flex: 1;
  min-height: 0;
}

.center-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
}

.center-bottom {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 14px;
  flex-shrink: 0;
}

.center-bottom .card {
  padding: 12px 14px;
}

.species-card,
.right-column,
.center-column {
  min-height: 0;
}

/* ---------- Tarjeta base ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.card__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 1.4px;
  color: var(--navy);
  text-transform: uppercase;
  font-weight: 700;
}

.card__title.with-icon {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---------- Tarjetas colapsables ---------- */
.collapsible .card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.collapsible .card__head .card__title {
  margin: 0;
}

.collapsible .card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  gap: 8px;
}

.card__toggle {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--bg-soft);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  transition: background 0.15s, color 0.15s;
  font-size: 14px;
  flex-shrink: 0;
}

.card__toggle:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
  border-color: var(--primary);
}

.card__toggle .chev {
  display: inline-block;
  transition: transform 0.2s ease;
  line-height: 1;
}

.collapsible.is-collapsed .card__body {
  display: none;
}

.collapsible.is-collapsed {
  flex-shrink: 1;
}

.collapsible.is-collapsed .card__head {
  margin-bottom: 0;
}

.collapsible.is-collapsed .card__toggle .chev {
  transform: rotate(-90deg);
}

/* Cuando una tarjeta colapsada está en la columna derecha,
   permite que su gemela aproveche el espacio. */
.right-column .collapsible.is-collapsed {
  flex: 0 0 auto;
}

/* ---------- Sidebar especies ---------- */
.species-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  overflow-y: auto;
  padding-right: 4px;
  min-height: 0;
}

.species-list::-webkit-scrollbar {
  width: 6px;
}

.species-list::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 6px;
}

.species-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
  text-align: left;
  width: 100%;
  flex-shrink: 0;
}

.species-item:hover {
  background: var(--card-alt);
  border-color: var(--border);
}

.species-item.is-active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary-dark);
  color: #fff;
  box-shadow: 0 6px 14px rgba(28, 142, 199, 0.28);
}

.species-item.is-active .species-item__sci {
  color: rgba(255, 255, 255, 0.78);
}

.species-item__thumb {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  object-fit: cover;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.species-item.is-active .species-item__thumb {
  border-color: rgba(255, 255, 255, 0.4);
}

.species-item__text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.species-item__name {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.species-item__sci {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------- Visor central ---------- */
.viewer-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0;
  overflow: hidden;
  flex: 1;
  min-height: 0;
}

.viewer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px 0;
  gap: 14px;
  flex-shrink: 0;
}

.viewer-title h1 {
  font-size: 22px;
  color: var(--navy);
  margin: 0 0 1px;
  letter-spacing: 0.4px;
  line-height: 1.1;
}

.viewer-title p {
  margin: 0;
  font-size: 12px;
  color: var(--primary);
  letter-spacing: 0.4px;
}

.viewer-mode {
  background: var(--card-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.viewer-mode__label {
  font-size: 9.5px;
  letter-spacing: 1.4px;
  color: var(--text-muted);
  font-weight: 700;
}

.viewer-mode__tabs {
  display: flex;
  background: #fff;
  border-radius: 999px;
  padding: 3px;
  border: 1px solid var(--border);
}

.viewer-mode__tabs button {
  flex: 1;
  padding: 4px 10px;
  font-size: 11.5px;
  border-radius: 999px;
  color: var(--text-muted);
  font-weight: 600;
}

.viewer-mode__tabs button.is-active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 6px rgba(28, 142, 199, 0.4);
}

.viewer-mode__toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.switch {
  position: relative;
  width: 34px;
  height: 18px;
  background: #cfdde6;
  border-radius: 999px;
  transition: background 0.2s;
  cursor: pointer;
}

.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.switch.is-on {
  background: var(--primary);
}

.switch.is-on::after {
  transform: translateX(16px);
}

.viewer-habitat {
  position: absolute;
  bottom: 12px;
  left: 12px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12px;
  color: var(--primary-dark);
  display: none;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border);
  width: max-content;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(16, 62, 104, 0.18);
  backdrop-filter: blur(4px);
}

/* Solo mostrar el chip cuando el fondo hábitat está desactivado
   (las imágenes de hábitat ya incluyen su propio rótulo). */
.viewer-stage:not(.with-habitat) .viewer-habitat {
  display: inline-flex;
}

.viewer-stage {
  position: relative;
  margin: 0 14px;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(180deg, #cbe6f3, #6ba9c8);
  min-height: 220px;
  border: 1px solid var(--border);
  flex: 1;
  transition: background-image 0.4s ease-out;
  background-size: cover;
  background-position: center;
}

.viewer-stage.with-habitat {
  background-blend-mode: normal;
}

.viewer-stage model-viewer {
  width: 100%;
  height: 100%;
  background: transparent;
  --poster-color: transparent;
}

.viewer-stage__tip {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text-muted);
  font-size: 11px;
  padding: 6px 10px;
  border-radius: 10px;
  max-width: 220px;
  line-height: 1.4;
  backdrop-filter: blur(6px);
}

.viewer-stage__loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  color: var(--navy);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}

.viewer-stage.is-loading .viewer-stage__loading {
  opacity: 1;
}

/* Botón salir del modo aislado */
.exit-isolate {
  display: none;
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 5;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px 8px 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  box-shadow: 0 4px 12px rgba(16, 62, 104, 0.18);
  backdrop-filter: blur(6px);
  transition: background 0.15s, transform 0.05s;
}

.exit-isolate:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
  border-color: var(--primary);
}

.exit-isolate:active {
  transform: scale(0.97);
}

.exit-isolate__x {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  font-size: 18px;
  line-height: 1;
  font-weight: 700;
}

.app.is-isolated .exit-isolate {
  display: inline-flex;
}

.viewer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 14px 12px;
  justify-content: space-between;
  flex-shrink: 0;
}

.viewer-actions__group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.viewer-actions button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 12.5px;
  color: var(--text);
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
  font-weight: 500;
}

.viewer-actions button:hover {
  background: var(--card-alt);
  border-color: var(--primary);
  color: var(--primary-dark);
}

.viewer-actions button:active {
  transform: scale(0.97);
}

.viewer-actions button.is-on {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary-dark);
}

.viewer-actions button .icon {
  width: 16px;
  height: 16px;
  display: inline-block;
}

/* ---------- Panel derecho ---------- */
.right-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
  min-height: 0;
}

.detail-card {
  flex: 1 1 auto;
  min-height: 0;
}

.eco-card {
  flex: 0 0 auto;
}

.detail-grid {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  padding-right: 4px;
}

.detail-grid::-webkit-scrollbar,
.right-column .card__body::-webkit-scrollbar {
  width: 6px;
}
.detail-grid::-webkit-scrollbar-thumb,
.right-column .card__body::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 6px;
}

.detail-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.detail-card__avatar {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--card-alt);
  border: 1px solid var(--border);
  object-fit: contain;
  padding: 4px;
}

.detail-card__name {
  display: flex;
  flex-direction: column;
}

.detail-card__name strong {
  font-size: 18px;
  color: var(--navy);
  line-height: 1.1;
}

.detail-card__name em {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  font-size: 13px;
}

.detail-row {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 8px;
  align-items: flex-start;
  padding: 4px 0;
  border-bottom: 1px dashed var(--border);
}

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

.detail-row__icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.detail-row__text small {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 1px;
}

.detail-row__text span {
  font-weight: 500;
  color: var(--text);
}

.eco-card {
  background: linear-gradient(180deg, #fff, var(--bg-soft));
}

.eco-card p {
  margin: 0;
  font-size: 12.5px;
  color: var(--text);
  line-height: 1.5;
}

.eco-card .dato {
  margin: 0;
  font-size: 12px;
  color: var(--primary-dark);
  background: var(--primary-soft);
  padding: 8px 10px;
  border-radius: 10px;
  border-left: 3px solid var(--primary);
  line-height: 1.45;
}

/* ---------- Galería + comparador ---------- */
.gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  flex: 1;
}

.gallery__item {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 6px;
  cursor: pointer;
  background: var(--card-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px;
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.gallery__item:hover {
  transform: translateY(-1px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.gallery__item img {
  width: 100%;
  height: 72px;
  object-fit: cover;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--border);
}

.gallery__item span {
  font-size: 11.5px;
  text-align: center;
  color: var(--text-muted);
  font-weight: 500;
}

.comparar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.comparar__row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 6px;
  align-items: center;
  flex: 1;
}

.comparar__chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--card-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px;
  gap: 4px;
}

.comparar__chip img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  object-fit: cover;
  background: #fff;
  border: 1px solid var(--border);
}

.comparar__chip strong {
  font-size: 13px;
  color: var(--navy);
}

.comparar__chip small {
  font-size: 11px;
  color: var(--text-muted);
}

.comparar__chip select {
  margin-top: 4px;
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 4px;
  background: #fff;
  color: var(--text);
  width: 100%;
}

.comparar__vs {
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.comparar__open {
  display: block;
  width: 100%;
  padding: 8px;
  background: var(--primary);
  color: #fff;
  border-radius: 10px;
  font-size: 12.5px;
  font-weight: 600;
  transition: background 0.15s;
}

.comparar__open:hover {
  background: var(--primary-dark);
}

/* ---------- Modal comparador ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(16, 62, 104, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
  backdrop-filter: blur(4px);
}

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

.modal__panel {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 980px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px 28px 28px;
  box-shadow: 0 20px 60px rgba(16, 62, 104, 0.25);
}

.modal__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.modal__head h2 {
  margin: 0;
  font-size: 22px;
  color: var(--navy);
}

.modal__close {
  background: var(--bg-soft);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-muted);
}

.modal__close:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.compare-col {
  background: var(--bg-soft);
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--border);
}

.compare-col__hero {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.compare-col__hero img {
  width: 70px;
  height: 70px;
  border-radius: 18px;
  object-fit: contain;
  padding: 6px;
  background: #fff;
  border: 1px solid var(--border);
}

.compare-col__hero strong {
  font-size: 18px;
  color: var(--navy);
  display: block;
}

.compare-col__hero em {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
}

.compare-col dl {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  font-size: 13px;
}

.compare-col dt {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  margin-bottom: 1px;
}

.compare-col dd {
  margin: 0 0 6px;
  font-weight: 500;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--navy);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 200;
}

.toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Aislado del visor ---------- */
.app.is-isolated .topbar,
.app.is-isolated .species-card,
.app.is-isolated .center-bottom,
.app.is-isolated .right-column,
.app.is-isolated .viewer-header,
.app.is-isolated .viewer-actions {
  display: none;
}

.app.is-isolated .workspace,
.app.is-isolated .center-column {
  display: block;
  padding: 0;
  gap: 0;
}

.app.is-isolated .viewer-card {
  position: fixed;
  inset: 0;
  z-index: 50;
  border-radius: 0;
  border: none;
  box-shadow: none;
  padding: 0;
  margin: 0;
  background: #000;
}

.app.is-isolated .viewer-stage {
  margin: 0;
  border-radius: 0;
  border: none;
  width: 100vw;
  height: 100vh;
  min-height: 0;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1280px) {
  .workspace {
    grid-template-columns: 230px 1fr 280px;
  }
}

@media (max-width: 1024px) {
  html, body, .app {
    height: auto;
    overflow: auto;
  }
  .workspace {
    grid-template-columns: 1fr;
  }
  .center-bottom {
    grid-template-columns: 1fr 1fr;
  }
  .right-column {
    flex-direction: row;
    flex-wrap: wrap;
    overflow: visible;
  }
  .right-column > .card {
    flex: 1 1 320px;
  }
  .species-list {
    max-height: 280px;
  }
}

@media (max-width: 640px) {
  .topbar {
    padding: 10px 14px;
    gap: 8px;
    flex-wrap: wrap;
  }
  .topbar__nav {
    margin-left: 0;
    width: 100%;
    overflow-x: auto;
  }
  .workspace {
    padding: 12px;
  }
  .center-bottom {
    grid-template-columns: 1fr;
  }
  .viewer-header {
    flex-direction: column;
  }
}