:root {
  --bg: #f1ecdf;
  --paper: #fffdf7;
  --ink: #1b2a31;
  --line: #d9d0be;
  --accent: #0f5c73;
  --shadow: 0 18px 40px rgba(20, 33, 40, 0.12);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  overflow: hidden;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background: linear-gradient(180deg, #efe9dc 0%, var(--bg) 100%);
}

.app {
  position: relative;
  height: 100vh;
  height: 100svh;
  overflow: hidden;
}

.track {
  display: flex;
  height: 100%;
  transition: transform 0.55s ease;
}

.slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
}

.slide-inner {
  height: 100%;
}

.full-slide {
  display: flex;
  align-items: flex-end;
  padding: clamp(24px, 5vw, 56px);
}

.cover {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(180deg, rgba(12, 22, 27, 0.18) 0%, rgba(12, 22, 27, 0.76) 100%),
    url("media/portada.png") center / cover no-repeat;
}

.intro {
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(180deg, rgba(12, 22, 27, 0.28) 0%, rgba(12, 22, 27, 0.58) 100%),
    url("media/sc.png") center / cover no-repeat;
}

.intro-split {
  width: min(1420px, 98%);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  gap: clamp(16px, 2.2vw, 28px);
  padding-bottom: 85px;
}

.intro .intro-block {
  background: rgba(4, 34, 44, 0.82);
  color: #f4f8ff;
  height: clamp(460px, 78vh, 800px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: clamp(16px, 1.8vw, 24px);
}

.intro-block h3 {
  margin: 0 0 12px;
  font-size: clamp(24px, 2.2vw, 32px);
  line-height: 1.1;
  text-align: center;
}

.intro-block p {
  font-size: clamp(16px, 1.15vw, 18px);
  line-height: 1.45;
  text-align: justify;
}

.intro-block p + p {
  margin-top: 8px;
}

.intro-block img {
  display: block;
  width: 100%;
  margin-top: auto;
  border-radius: 14px;
  max-height: clamp(190px, 34vh, 380px);
  object-fit: contain;
}

.card {
  width: min(760px, 100%);
  padding: clamp(24px, 4vw, 44px);
  border-radius: 24px;
  background: rgba(255, 253, 247, 0.92);
  box-shadow: var(--shadow);
}

.cover .card {
  position: relative;
  z-index: 3;
  background: rgba(17, 33, 39, 0.72);
  color: #fff;
  width: min(900px, 88%);
  min-height: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(18px, 3vw, 28px);
  margin-bottom: 0;
}

.cover .card p {
  max-width: 1100px;
}

.cover .card h1 {
  margin-bottom: 0;
}

.cover .card h1 + p {
  margin-top: 18px;
}

.cover-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 4vw, 52px);
  width: 100%;
  margin-top: 24px;
}

.cover-actions img {
  width: auto;
  height: clamp(78px, 10vw, 128px);
  max-width: min(30vw, 280px);
  object-fit: contain;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  background: rgba(4, 34, 44, 0.6);
}

.language-switcher button {
  min-width: 46px;
  border: 0;
  border-radius: 999px;
  padding: 9px 12px;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  color: #f4f8ff;
  cursor: pointer;
  background: transparent;
}

.language-switcher button.is-active {
  color: #08313d;
  background: #f4f8ff;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: none;
}

.cover .eyebrow {
  color: #cfe7ef;
}

h1, h2, h3 {
  margin: 0 0 12px;
  line-height: 1.08;
}

h1 { font-size: clamp(30px, 4.5vw, 56px); }
h2 { font-size: clamp(30px, 4vw, 48px); }
h3 { font-size: clamp(28px, 4vw, 46px); }

p {
  margin: 0;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.6;
}

.map-slide {
  display: grid;
  grid-template-columns: minmax(360px, 36%) 1fr;
  background: linear-gradient(180deg, #f7f2e8 0%, #efe7d7 100%);
}

.map-slide.panel-right {
  grid-template-columns: 1fr minmax(360px, 36%);
}

.map-slide.panel-right .map-stage {
  grid-column: 1;
}

.map-slide.panel-right .panel {
  grid-column: 2;
}

.panel {
  position: relative;
  z-index: 2;
  padding: clamp(22px, 4vw, 42px);
  display: flex;
  align-items: stretch;
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  background-color: rgba(4, 34, 44, 0.78);
}

.panel::-webkit-scrollbar {
  display: none;
}

.panel .card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 720px;
  margin: auto 0;
  padding: 0 28px 0 0;
  border-radius: 0;
  box-shadow: none;
  border: 0;
  background: transparent;
  color: #f4f8ff;
}

.panel .card h1,
.panel .card h2,
.panel .card h3,
.panel .card p {
  color: #f4f8ff;
}

.panel .card h3 {
  margin-bottom: 20px;
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1.15;
}

.panel .card p {
  font-size: clamp(15px, 1.05vw, 18px);
  line-height: 1.5;
}

.panel .card p + p {
  margin-top: 18px;
}

.map-stage {
  position: relative;
  background: transparent;
}

.summary-slide {
  position: relative;
  height: 100%;
}

.summary-overlay {
  position: absolute;
  top: clamp(22px, 6vh, 56px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: min(1560px, 90%);
  padding: clamp(22px, 2vw, 10px);
  border-radius: 20px;
  background: rgba(12, 24, 34, 0.45);
  color: #fff;
  text-align: center;
  pointer-events: none;
  backdrop-filter: blur(2px);
}

.summary-overlay p {
  font-size: clamp(17px, 1.8vw, 22px);
}

.summary-overlay p + p {
  margin-top: 14px;
}

.app.summary-mode .track {
  position: relative;
  z-index: 2;
  pointer-events: none;
}

.app.summary-mode .summary-overlay {
  display: block;
}

.shared-map-shell {
  position: absolute;
  top: 0;
  right: 0;
  width: 64%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.shared-map-shell.visible {
  opacity: 1;
  pointer-events: auto;
}

.shared-map-shell.left {
  left: 0;
  right: auto;
}

.shared-map-shell.full {
  left: 0;
  right: 0;
  width: 100%;
}

.shared-map-shell.full .shared-map {
  filter: brightness(0.75);
}

.shared-map {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
}

.controls {
  position: absolute;
  left: 50%;
  bottom: 22px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateX(-50%);
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  background: rgba(4, 34, 44, 0.92);
  box-shadow: 0 12px 28px rgba(20, 33, 40, 0.12);
}

.app.ui-pending .controls {
  visibility: hidden;
  pointer-events: none;
}

.controls button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  font-size: 15px;
  cursor: pointer;
  color: #fff;
  background: var(--accent);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.controls button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.controls button:disabled {
  cursor: default;
  opacity: 0.45;
}

.controls button.cta-pulse {
  animation: ctaPulse 1.2s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.07);
  }
}

#finishBtn {
  display: none;
  align-items: center;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  font-size: 15px;
  text-decoration: none;
  color: #fff;
  background: var(--accent);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

#finishBtn:hover {
  transform: translateY(-1px);
}

.leaflet-popup-content-wrapper {
  border-radius: 16px;
  background: rgba(4, 34, 44, 0.92);
  box-shadow: 0 14px 32px rgba(20, 33, 40, 0.2);
}

.leaflet-popup-content {
  margin: 18px 22px;
}

.map-popup {
  font-family: Georgia, "Times New Roman", serif;
  color: #f4f8ff;
  font-size: 15px;
  line-height: 1.5;
  min-width: 300px;
  max-width: 440px;
  max-height: 72vh;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 6px;
}

.map-popup.has-image {
  min-width: 560px;
  max-width: 760px;
}

.map-popup strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  text-align: center;
}

.map-popup p {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  text-align: justify;
}

.panel .card p {
  text-align: justify;
}

.map-popup p + p {
  margin-top: 14px;
}

.map-popup .popup-image-wrap {
  position: relative;
  margin-top: 14px;
}

.map-popup img {
  display: block;
  width: 100%;
  min-height: 320px;
  max-height: 42vh;
  object-fit: cover;
  border-radius: 12px;
}

.map-popup .image-credit {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.2;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
}

.leaflet-interactive.popup-point-marker {
  transform-box: fill-box;
  transform-origin: center;
  animation: popupPointPulse 1.4s ease-in-out infinite;
}

.leaflet-interactive.popup-point-marker:hover {
  animation-play-state: paused;
}

@keyframes popupPointPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.18);
  }
}

.status {
  min-width: 92px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  color: #f4f8ff;
}

@media (max-width: 980px) {
  .app {
    height: 100dvh;
    min-height: 100svh;
  }

  .slide,
  .slide-inner {
    min-height: 0;
  }

  .full-slide {
    align-items: stretch;
    padding: 16px 14px 88px;
    overflow-y: auto;
  }

  .cover {
    align-items: center;
  }

  .cover .card {
    width: 100%;
    border-radius: 18px;
  }

  .cover-actions {
    flex-wrap: wrap;
    gap: 12px 18px;
  }

  .cover-actions img {
    height: clamp(48px, 16vw, 76px);
    max-width: 36vw;
  }

  .intro {
    align-items: flex-start;
    padding-top: 16px;
  }

  .intro-split {
    grid-template-columns: 1fr;
    width: 100%;
    gap: 14px;
    padding-bottom: 0;
  }

  .intro .intro-block {
    height: auto;
    min-height: 0;
    overflow: visible;
    border-radius: 18px;
  }

  .intro-block img {
    max-height: 26vh;
    margin-top: 12px;
  }

  .map-slide {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 46%) minmax(0, 54%);
    min-height: 0;
  }

  .map-slide.panel-right {
    grid-template-columns: 1fr;
  }

  .map-slide.panel-right .map-stage,
  .map-slide.panel-right .panel {
    grid-column: auto;
  }

  .panel {
    min-height: 0;
    padding: 18px;
    align-items: flex-start;
    background: rgba(4, 34, 44, 0.82);
    -webkit-overflow-scrolling: touch;
  }

  .shared-map-shell {
    top: auto;
    bottom: 0;
    left: 0;
    right: auto;
    width: 100%;
    height: 54%;
  }

  .panel .card {
    max-width: none;
    padding-right: 0;
    margin: 0;
  }

  .panel .card h3 {
    margin-bottom: 12px;
    font-size: clamp(22px, 7vw, 28px);
  }

  .panel .card p,
  .intro-block p,
  .map-popup p {
    font-size: 15px;
    line-height: 1.42;
    text-align: left;
  }

  .panel .card p + p {
    margin-top: 12px;
  }

  h1 {
    font-size: clamp(30px, 10vw, 42px);
  }

  p {
    font-size: 17px;
    line-height: 1.45;
  }

  .summary-overlay {
    top: 14px;
    width: calc(100% - 24px);
    max-height: calc(46% - 28px);
    overflow-y: auto;
    padding: 16px;
    border-radius: 16px;
  }

  .summary-overlay p {
    font-size: 15px;
    line-height: 1.4;
  }

  .controls {
    bottom: max(12px, env(safe-area-inset-bottom));
    width: calc(100% - 24px);
    max-width: 420px;
    justify-content: space-between;
    gap: 8px;
    padding: 8px;
  }

  .controls button,
  #finishBtn {
    min-width: 0;
    padding: 11px 12px;
    font-size: 14px;
  }

  .status {
    min-width: 58px;
    font-size: 13px;
  }

  .leaflet-popup-content {
    margin: 14px 16px;
  }

  .map-popup,
  .map-popup.has-image {
    min-width: 0;
    width: min(72vw, 320px);
    max-width: 72vw;
    max-height: 46vh;
  }

  .map-popup img {
    min-height: 0;
    max-height: 28vh;
  }
}

@media (max-width: 420px) {
  .map-slide {
    grid-template-rows: minmax(0, 50%) minmax(0, 50%);
  }

  .shared-map-shell {
    height: 50%;
  }

  .panel {
    padding: 16px;
  }

  .language-switcher {
    order: 3;
  }
}