:root {
  --bg-main: #091615;
  --bg-soft: #103026;
  --surface: #f2f4ec;
  --surface-2: #f7f8f2;
  --text-main: #1c2420;
  --text-muted: #5a6a61;
  --line: #d3dbcf;
  --accent: #ff7a18;
  --radius-xl: 28px;
  --radius-lg: 18px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: 'Manrope', sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(130% 90% at 0% -10%, #22473e 0%, transparent 55%),
    radial-gradient(120% 90% at 100% 120%, #552f15 0%, transparent 52%),
    var(--bg-main);
  display: grid;
  place-items: center;
  padding: max(14px, env(safe-area-inset-top)) 12px max(18px, env(safe-area-inset-bottom));
}

.app-shell {
  width: min(480px, 100%);
  min-height: 92vh;
  border-radius: 30px;
  background: linear-gradient(168deg, #f8faf5 0%, #edf2e8 100%);
  border: 1px solid rgba(255, 255, 255, 0.42);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.36);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.top-panel {
  padding: 18px 18px 12px;
  background:
    radial-gradient(100% 220% at 20% -40%, rgba(255, 122, 24, 0.36), transparent 56%),
    linear-gradient(135deg, var(--bg-soft), #18463a);
  color: #ffffff;
}

.kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.88;
}

.title {
  margin: 8px 0;
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  line-height: 1.18;
  font-size: 24px;
}

.subtitle {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.82);
}

.view-stack {
  flex: 1;
  position: relative;
  overflow: hidden;
  padding: 12px;
}

.view {
  display: none;
  height: 100%;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.view.is-active {
  display: block;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 14px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.card h2 {
  margin: 0;
  font-size: 20px;
  font-family: 'Nunito', sans-serif;
}

.badge {
  background: #e6efe2;
  border: 1px solid #c7d4c0;
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 11px;
  color: #2b4e3f;
  white-space: nowrap;
}

.map-scene {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid #7c9488;
  background: #0b1622;
  transition: border-color 0.28s ease;
}

.leaflet-map {
  width: 100%;
  height: clamp(248px, 42vh, 320px);
  border-radius: 20px;
  overflow: hidden;
  background: #06111f;
  transition: height 0.32s ease;
}

.card-map.has-task .leaflet-map {
  height: clamp(170px, 28vh, 220px);
  pointer-events: none;
}

.card-map.has-task .map-scene {
  border-color: #6f857f;
}

.leaflet-map .leaflet-control-zoom {
  border: 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.35);
}

.leaflet-map .leaflet-control-zoom a {
  width: 30px;
  height: 30px;
  line-height: 30px;
  border: 0;
  background: rgba(11, 23, 35, 0.86);
  color: #e7f2ff;
}

.leaflet-label {
  font-size: 11px;
  font-weight: 700;
  color: #f4f8ff;
  background: rgba(8, 15, 25, 0.82);
  border: 1px solid rgba(168, 187, 208, 0.38);
  border-radius: 999px;
  padding: 3px 8px;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.28);
}

.map-attrib {
  position: absolute;
  left: 10px;
  bottom: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  z-index: 500;
  background: rgba(6, 14, 24, 0.66);
  border: 1px solid rgba(128, 151, 176, 0.32);
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 10px;
  color: rgba(223, 235, 248, 0.9);
}

.map-attrib a {
  color: rgba(223, 235, 248, 0.92);
  text-decoration: none;
}

.map-attrib a:hover {
  text-decoration: underline;
}

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

.map-actions {
  margin-top: 10px;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  font-family: 'Manrope', sans-serif;
}

.btn.ghost {
  color: #2f4a3e;
  background: #e8f0e4;
}

.task-panel {
  margin-top: 12px;
  border-radius: 20px;
  border: 1px solid #d1dccf;
  background: linear-gradient(180deg, #f8fcf7 0%, #eff5ed 100%);
  padding: 0 12px;
  max-height: 0;
  opacity: 0;
  transform: translateY(12px);
  overflow: hidden;
  transition: max-height 0.38s ease, opacity 0.28s ease, transform 0.28s ease, padding 0.28s ease;
}

.card-map.has-task .task-panel {
  max-height: 420px;
  opacity: 1;
  transform: translateY(0);
  padding: 12px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.task-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.task-kicker {
  margin: 0;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: #547668;
}

.task-close {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 0;
  background: #dce8dd;
  color: #355046;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.task-title {
  margin: 8px 0 6px;
  font-family: 'Nunito', sans-serif;
  font-size: 19px;
  line-height: 1.2;
}

.task-lore {
  margin: 0 0 9px;
  font-size: 13px;
  line-height: 1.5;
  color: #445b50;
}

.task-question {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.45;
  color: #475c51;
}

.task-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 7px;
}

.task-mini-note {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1.35;
  color: #3f5f51;
  font-weight: 600;
}

.slider-wrap {
  display: grid;
  max-width: 240px;
  margin-inline: auto;
  width: 100%;
}

.slider-board {
  display: grid;
  gap: 7px;
}

.slider-tile,
.slider-empty {
  aspect-ratio: 1 / 1;
  border-radius: 12px;
}

.slider-tile {
  border: 1px solid #c8d6ca;
  background: #f7faf6;
  color: #24372d;
  font-size: 29px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  user-select: none;
  touch-action: none;
  transition: transform 0.08s ease, box-shadow 0.08s ease, background 0.12s ease;
}

.slider-tile.is-movable {
  border-color: #72b893;
  background: #ecf9f1;
  box-shadow: 0 0 0 2px rgba(114, 184, 147, 0.2);
}

.slider-tile.is-blocked {
  opacity: 0.32;
  filter: saturate(0.6);
}

.slider-tile.is-solved {
  border-color: #7ac8a5;
  background: #e9f8ef;
}

.slider-tile.is-dragging {
  position: relative;
  z-index: 5;
  box-shadow: 0 12px 22px rgba(29, 60, 47, 0.28);
}

.slider-tile:disabled {
  cursor: default;
}

.slider-empty {
  border: 1px dashed #bed0c0;
  background: #edf4ee;
}

.caesar-wrap {
  border: 1px solid #c9d9ce;
  border-radius: 14px;
  background: #f4faf6;
  padding: 10px;
}

.caesar-meta {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1.35;
  color: #466457;
  font-weight: 600;
}

.caesar-input-label {
  display: block;
  margin: 0 0 5px;
  font-size: 12px;
  color: #476457;
  font-weight: 600;
}

.caesar-input {
  width: 100%;
  border: 1px solid #b8cdbd;
  border-radius: 10px;
  background: #ffffff;
  color: #223f33;
  font-size: 14px;
  font-weight: 700;
  padding: 8px 10px;
  margin: 0 0 8px;
}

.caesar-input:disabled {
  opacity: 0.7;
}

.caesar-confirm {
  border: 1px solid #78b797;
  border-radius: 12px;
  background: #eaf8ef;
  color: #265443;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 10px;
  cursor: pointer;
  width: 100%;
}

.caesar-confirm:disabled {
  opacity: 0.6;
  cursor: default;
}

.match-wrap {
  border: 1px solid #c9d9ce;
  border-radius: 14px;
  background: #f4faf6;
  padding: 10px;
}

.match-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.match-col {
  display: grid;
  gap: 7px;
}

.match-head {
  margin: 0;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #556677;
}

.match-head-facts {
  color: #556677;
}

.match-head-options {
  color: #556677;
}

.match-color-hint {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1.35;
  color: #5d6f81;
}

.match-item {
  border: 1px solid #cfd6de;
  border-radius: 12px;
  background: #f7f9fb;
  color: #364b5f;
  text-align: left;
  font-size: 13px;
  line-height: 1.35;
  padding: 8px 9px;
  cursor: pointer;
}

.match-item-fact {
  border-color: #cfd6de;
  background: #f7f9fb;
  color: #364b5f;
}

.match-item-option {
  border-color: #cfd6de;
  background: #f7f9fb;
  color: #364b5f;
}

.match-item-fact.is-active {
  border-color: #5b8fbe;
  background: #e7f1fc;
  box-shadow: 0 0 0 2px rgba(91, 143, 190, 0.2);
}

.match-item-option.is-active {
  border-color: #cc8a3e;
  background: #fff0df;
  box-shadow: 0 0 0 2px rgba(204, 138, 62, 0.2);
}

.match-item-fact.is-linked {
  border-color: #7ea5cb;
  background: #edf4fc;
}

.match-item-option.is-linked {
  border-color: #bf9567;
  background: #fff2e4;
}

.match-item.is-linked.match-pair-0 {
  border-color: #4f80c2;
  background: #eaf2ff;
  color: #224a7c;
}

.match-item.is-linked.match-pair-1 {
  border-color: #d18a3c;
  background: #fff3e5;
  color: #6e4317;
}

.match-item.is-linked.match-pair-2 {
  border-color: #8b7ac4;
  background: #f1ecff;
  color: #45356f;
}

.match-item.is-linked.match-pair-3 {
  border-color: #cc6a78;
  background: #ffecef;
  color: #742938;
}

.match-item.is-linked.match-pair-4 {
  border-color: #4e98b3;
  background: #eaf7fc;
  color: #1f566b;
}

.match-item.is-linked.match-pair-5 {
  border-color: #b07252;
  background: #fdf0ea;
  color: #633724;
}

.match-item.is-linked.match-pair-6 {
  border-color: #5d98ad;
  background: #e9f6fb;
  color: #234f62;
}

.match-item.is-linked.match-pair-7 {
  border-color: #b58f3f;
  background: #fcf7e9;
  color: #624d1f;
}

.match-item:disabled {
  cursor: default;
}

.match-actions {
  margin-top: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.match-btn {
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 10px;
  cursor: pointer;
}

.match-btn.ghost {
  border: 1px solid #bcc8d4;
  background: #ffffff;
  color: #42586b;
}

.match-btn.primary {
  border: 1px solid #7799be;
  background: #edf4fd;
  color: #2f5178;
}

.match-btn:disabled {
  opacity: 0.62;
  cursor: default;
}

.task-option {
  border: 1px solid #c8d6ca;
  border-radius: 12px;
  background: #f7faf6;
  color: #223429;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  padding: 9px 10px;
  cursor: pointer;
}

.task-option.is-selected {
  border-color: #ebb083;
  background: #fff1e4;
}

.task-option.is-correct {
  border-color: #7ac8a5;
  background: #e9f8ef;
}

.task-option.is-wrong {
  border-color: #eba2a2;
  background: #ffefef;
}

.task-option.is-locked {
  cursor: default;
  opacity: 0.9;
}

.task-result {
  margin: 10px 0 0;
  min-height: 20px;
  font-size: 13px;
  font-weight: 700;
}

.task-result.ok {
  color: #1f9763;
}

.task-result.bad {
  color: #cd4b4b;
}

.task-result.info {
  color: #5a6a61;
}

.task-answer {
  margin-top: 10px;
  padding: 9px 10px;
  border-radius: 12px;
  border: 1px solid #bed4c5;
  background: #eaf6ef;
}

.task-answer-label {
  margin: 0;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #3d6152;
}

.task-answer-text {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.45;
  color: #1f3a2f;
  font-weight: 700;
}

@media (max-width: 380px) {
  .top-panel {
    padding-inline: 14px;
  }

  .title {
    font-size: 21px;
  }

  .view-stack {
    padding-inline: 10px;
  }

  .card {
    padding: 11px;
  }

  .leaflet-map {
    height: clamp(210px, 35vh, 270px);
  }
}

@media (min-width: 400px) {
  .match-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (pointer: fine) {
  body {
    padding: 20px;
  }
}