/* === Durak Dungeon — Roguelike Card Game Styles === */

/* --- CSS Custom Properties (dark mode default) --- */
:root {
  --bg: #0a0a14;
  --surface: #1a1a2e;
  --text: #e0e0ff;
  --text-muted: #7777aa;
  --card-bg: #2a2a44;
  --card-border: #444466;
  --card-red: #ff6b6b;
  --card-black: #f8f9fa;
  --btn-bg: rgba(255,255,255,0.07);
  --btn-border: rgba(255,255,255,0.18);
  --btn-text: rgba(255,255,255,0.7);
  --btn-disabled-bg: rgba(255,255,255,0.03);
  --btn-disabled-text: rgba(255,255,255,0.2);
  --field-bg: rgba(255,255,255,0.03);
  --overlay-bg: rgba(5,5,16,0.96);
  --header-bg: rgba(10,10,20,0.85);
  --hp-green: #4caf50;
  --hp-yellow: #ffb300;
  --hp-red: #e53935;
  --enemy-bg: rgba(255,60,60,0.06);
  --gold-color: #ffd54f;
}

body:not(.dark-mode) {
  --bg: #f0f4f8;
  --surface: #ffffff;
  --text: #1a202c;
  --text-muted: #64748b;
  --card-bg: #ffffff;
  --card-border: #d0d0d0;
  --card-red: #d32f2f;
  --card-black: #111111;
  --btn-bg: #eef0f4;
  --btn-border: #ccd0d8;
  --btn-text: #333;
  --btn-disabled-bg: #f4f4f4;
  --btn-disabled-text: #bbb;
  --field-bg: rgba(0,0,0,0.04);
  --overlay-bg: rgba(240,244,248,0.97);
  --header-bg: rgba(240,244,248,0.9);
  --enemy-bg: rgba(255,60,60,0.05);
  --gold-color: #f9a825;
}

/* --- Reset & base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  -webkit-user-select: none;
  user-select: none;
  touch-action: none;
  -webkit-tap-highlight-color: transparent;
}

/* --- App layout --- */
#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  max-width: 600px;
  margin: 0 auto;
  padding: 0 4px;
}

/* --- Header --- */
#header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 44px;
  padding: 0 12px;
  padding-right: 58px;
  background: var(--header-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--card-border);
  flex-shrink: 0;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

#game-title { color: var(--text); font-size: 0.85rem; }
#floor-display { font-variant-numeric: tabular-nums; }

#trump-display {
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}
#trump-display.suit-red { color: var(--card-red); }
#trump-display.suit-black { color: var(--card-black); }

/* --- Settings gear override --- */
#settings-gear-btn {
  position: fixed !important;
  top: 6px !important;
  right: 8px !important;
  width: 42px !important;
  height: 42px !important;
  border-radius: 10px !important;
}

/* --- Relic bar --- */
#relic-bar {
  display: flex;
  gap: 6px;
  padding: 4px 8px;
  min-height: 36px;
  align-items: center;
  flex-shrink: 0;
}

.relic-slot {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--field-bg);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
  flex-shrink: 0;
}

.relic-slot:active { transform: scale(0.9); }

.relic-slot.empty {
  opacity: 0.3;
  cursor: default;
}

.relic-slot.active-relic {
  box-shadow: 0 0 8px rgba(100, 200, 255, 0.5);
  animation: relic-pulse 1.5s ease-in-out infinite;
}

@keyframes relic-pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(100, 200, 255, 0.5); }
  50% { box-shadow: 0 0 14px rgba(100, 200, 255, 0.8); }
}

.relic-slot.relic-pop {
  animation: relic-bounce 0.4s ease-out;
}

@keyframes relic-bounce {
  0% { transform: scale(0); }
  60% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* --- Player stats bar --- */
#player-stats {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  flex-shrink: 0;
}

#hp-bar-container, #enemy-hp-container {
  position: relative;
  flex: 1;
  height: 20px;
  background: rgba(255,255,255,0.06);
  border-radius: 10px;
  overflow: hidden;
}

body:not(.dark-mode) #hp-bar-container,
body:not(.dark-mode) #enemy-hp-container {
  background: rgba(0,0,0,0.06);
}

#hp-bar, #enemy-hp-bar {
  height: 100%;
  border-radius: 10px;
  transition: width 0.3s ease, background-color 0.3s ease;
  background: var(--hp-green);
}

#hp-text, #enemy-hp-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.68rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
  white-space: nowrap;
}

#gold-display {
  color: var(--gold-color);
  white-space: nowrap;
}

#seed-display {
  font-size: 0.65rem;
  opacity: 0.5;
  cursor: pointer;
  white-space: nowrap;
}

#seed-display:active { opacity: 1; }

/* --- Enemy zone --- */
#enemy-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px;
  background: var(--enemy-bg);
  border-radius: 8px;
  margin: 2px 4px;
  flex: 1;
  min-height: 0;
  justify-content: center;
  gap: 6px;
}

#enemy-name {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#enemy-hp-container {
  width: 80%;
  max-width: 300px;
  height: 16px;
}

#enemy-hp-bar { background: var(--hp-red); }

/* --- Status display --- */
#status-display {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px;
  color: var(--text);
  flex-shrink: 0;
  min-height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#status-display.status-defend { color: #ff8888; }
#status-display.status-attack { color: #88ccff; }

/* --- Player zone --- */
#player-zone {
  display: flex;
  flex-direction: column;
  padding: 4px 0;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  flex-shrink: 0;
}

/* --- Hand containers --- */
.hand-row {
  display: flex;
  gap: 0;
  padding: 8px;
  overflow-x: auto;
  overflow-y: hidden;
  align-items: center;
  flex-wrap: nowrap;
  justify-content: center;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  min-height: 90px;
}

.hand-row > * + * { margin-left: -20px; }
.hand-row::-webkit-scrollbar { display: none; }

/* --- Card buttons --- */
.card-btn {
  position: relative;
  display: flex;
  min-width: 64px;
  min-height: 82px;
  border: 2px solid var(--card-border);
  border-radius: 12px;
  background: var(--card-bg);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s, border-color 0.15s;
  flex-shrink: 0;
  user-select: none;
  overflow: hidden;
  z-index: 1;
}

.card-btn .card-corner {
  position: absolute;
  top: 5px;
  left: 5px;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: normal;
}

.card-btn .c-val {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-top: 1px;
}

.card-btn .c-corner-suit { font-size: 0.9rem; }

.card-btn .card-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2.6rem;
  opacity: 0.15;
  pointer-events: none;
}

.card-btn .card-enhance {
  position: absolute;
  bottom: 3px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
  opacity: 0.8;
}

.card-btn:active { transform: scale(0.95); z-index: 10; }

.card-btn.suit-hearts,
.card-btn.suit-diamonds { color: var(--card-red); }

.card-btn.suit-spades,
.card-btn.suit-clubs { color: var(--card-black); }

/* Trump suit glow */
.card-btn.trump-card {
  border-color: rgba(255, 200, 50, 0.9);
  box-shadow: 0 0 8px rgba(255, 200, 50, 0.4), inset 0 0 6px rgba(255, 200, 50, 0.2);
}

/* Enhancement glows */
.card-btn.enhance-burning {
  box-shadow: 0 0 8px rgba(255, 100, 0, 0.5);
  border-color: rgba(255, 140, 50, 0.7);
}
.card-btn.enhance-armored {
  box-shadow: 0 0 8px rgba(100, 150, 255, 0.5);
  border-color: rgba(100, 150, 255, 0.7);
}
.card-btn.enhance-vampiric {
  box-shadow: 0 0 8px rgba(180, 50, 180, 0.5);
  border-color: rgba(180, 80, 180, 0.7);
}
.card-btn.enhance-lucky {
  box-shadow: 0 0 8px rgba(50, 200, 100, 0.5);
  border-color: rgba(50, 200, 100, 0.7);
}

/* Dimmed/valid states during defend */
.card-btn.card-dimmed {
  opacity: 0.35;
  cursor: default;
}

.card-btn.card-valid {
  border-color: rgba(100, 255, 100, 0.7);
  box-shadow: 0 0 8px rgba(100, 255, 100, 0.3);
}

/* Active attack card highlight */
.card-btn.card-active-attack {
  border-color: rgba(255, 80, 80, 0.9);
  box-shadow: 0 0 12px rgba(255, 80, 80, 0.5);
  z-index: 5;
}

/* Enemy cards (non-interactive) */
#enemy-cards .card-btn {
  cursor: default;
  min-width: 58px;
  min-height: 74px;
}

#enemy-cards .card-btn.card-defended {
  opacity: 0.3;
  transform: scale(0.9);
}

/* --- Action buttons --- */
#action-buttons {
  display: flex;
  gap: 8px;
  padding: 6px 8px;
  justify-content: center;
  flex-shrink: 0;
}

.action-btn {
  min-height: 50px;
  min-width: 60px;
  padding: 8px 24px;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 800;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--btn-text);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.15s, opacity 0.15s, transform 0.1s;
}

#btn-take-hit {
  background: rgba(255,100,100,0.15);
  border-color: rgba(255,100,100,0.3);
  color: #ff8888;
}

#btn-end-attack {
  background: rgba(100,200,255,0.15);
  border-color: rgba(100,200,255,0.3);
  color: #88ccff;
}

body:not(.dark-mode) #btn-take-hit {
  background: rgba(211,47,47,0.1);
  border-color: rgba(211,47,47,0.3);
  color: #d32f2f;
}

body:not(.dark-mode) #btn-end-attack {
  background: rgba(30,136,229,0.1);
  border-color: rgba(30,136,229,0.3);
  color: #1e88e5;
}

.action-btn:active:not(:disabled) {
  transform: scale(0.96);
}

.action-btn:disabled {
  background: var(--btn-disabled-bg);
  color: var(--btn-disabled-text);
  cursor: default;
  border-color: transparent;
}

.action-btn.hidden { display: none; }

/* --- Overlays --- */
.overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px 20px;
  gap: 14px;
  overflow-y: auto;
}

.overlay.hidden { display: none; }

.g-title {
  font-size: clamp(1.8rem, 7vw, 3rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text);
  text-align: center;
}

.g-sub {
  font-size: clamp(0.82rem, 3vw, 1rem);
  color: var(--text-muted);
  text-align: center;
  max-width: 320px;
  line-height: 1.4;
}

.g-rules {
  font-size: clamp(0.7rem, 2.5vw, 0.85rem);
  color: var(--text-muted);
  text-align: center;
  max-width: 320px;
  line-height: 1.5;
}

.mbtn {
  min-height: 48px;
  padding: 12px 36px;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  color: #fff;
  transition: transform 0.1s, opacity 0.15s;
}

.mbtn:active { transform: scale(0.96); }
.mbtn.red { background: #e53935; }
.mbtn.red:active { background: #c62828; }

/* --- Seed input --- */
.seed-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.seed-input-row input {
  background: var(--surface);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 6px 10px;
  color: var(--text);
  font-size: 0.85rem;
  font-family: monospace;
  width: 100px;
  text-align: center;
  text-transform: uppercase;
}

.seed-input-row input::placeholder { color: var(--text-muted); opacity: 0.5; }

/* --- Reward screen --- */
.reward-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.reward-choice {
  background: var(--surface);
  border: 2px solid var(--card-border);
  border-radius: 14px;
  padding: 16px 14px;
  min-width: 90px;
  max-width: 110px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.reward-choice:active { transform: scale(0.95); }

.reward-choice:hover {
  border-color: rgba(100, 200, 255, 0.5);
  box-shadow: 0 0 12px rgba(100, 200, 255, 0.2);
}

.reward-icon { font-size: 2rem; }

.reward-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.reward-desc {
  font-size: 0.65rem;
  color: var(--text-muted);
  line-height: 1.3;
}

/* --- Shop screen --- */
#shop-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  max-width: 340px;
}

.shop-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.shop-item:active { background: var(--field-bg); }
.shop-item.disabled { opacity: 0.35; cursor: default; }
.shop-item.shop-selected { border-color: rgba(100, 200, 255, 0.7); box-shadow: 0 0 8px rgba(100, 200, 255, 0.3); }

.shop-item-label {
  font-size: 0.82rem;
  font-weight: 600;
}

.shop-item-cost {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gold-color);
}

#shop-deck {
  max-width: 340px;
  flex-wrap: wrap;
  min-height: 0;
  padding: 8px 4px;
}

#shop-deck .card-btn {
  min-width: 50px;
  min-height: 64px;
  cursor: pointer;
}

#shop-deck .card-btn .c-val { font-size: 1rem; }
#shop-deck .card-btn .c-corner-suit { font-size: 0.7rem; }
#shop-deck .card-btn .card-center { font-size: 2rem; }

#shop-deck > * + * { margin-left: -12px; }

#shop-deck-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 6px;
}

#shop-deck-label.hidden { display: none; }

/* --- Boss overlay --- */
#boss-mutations {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}

.boss-mutation-tag {
  background: rgba(255, 60, 60, 0.2);
  border: 1px solid rgba(255, 60, 60, 0.4);
  color: #ff8888;
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

body:not(.dark-mode) .boss-mutation-tag {
  background: rgba(211,47,47,0.1);
  border-color: rgba(211,47,47,0.3);
  color: #c62828;
}

/* --- Game over stats --- */
#gameover-stats {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}

#gameover-seed {
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.6;
  cursor: pointer;
  margin-top: 4px;
}

/* --- Floor transition --- */
#floor-transition {
  background: var(--overlay-bg);
  transition: opacity 0.3s ease;
}

#floor-transition.fading { opacity: 0; }

/* --- Relic tooltip --- */
#relic-tooltip {
  position: fixed;
  background: var(--surface);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 10px 14px;
  z-index: 2000;
  max-width: 200px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  pointer-events: none;
}

#relic-tooltip.hidden { display: none; }
#relic-tooltip-name { font-size: 0.82rem; font-weight: 700; margin-bottom: 4px; }
#relic-tooltip-desc { font-size: 0.7rem; color: var(--text-muted); line-height: 1.4; }

/* --- Damage floaters --- */
#damage-floaters {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1500;
}

.damage-float {
  position: absolute;
  font-size: 1.3rem;
  font-weight: 800;
  animation: float-up 0.7s ease-out forwards;
  pointer-events: none;
  text-shadow: 0 1px 4px rgba(0,0,0,0.5);
}

.damage-float.player-damage { color: var(--hp-red); }
.damage-float.enemy-damage { color: #fff; }
.damage-float.heal-float { color: var(--hp-green); }

@keyframes float-up {
  0% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-40px); }
}

/* --- Responsive breakpoints --- */
@media (max-width: 380px) {
  .card-btn {
    min-width: 54px;
    min-height: 70px;
  }
  .card-btn .c-val { font-size: 1.1rem; }
  .card-btn .c-corner-suit { font-size: 0.8rem; }
  .card-btn .card-center { font-size: 2rem; }
  #enemy-cards .card-btn {
    min-width: 48px;
    min-height: 62px;
  }
  .hand-row > * + * { margin-left: -18px; }
  .action-btn { padding: 8px 16px; font-size: 0.85rem; }
  .relic-slot { width: 28px; height: 28px; font-size: 0.95rem; }
}

@media (min-width: 500px) {
  .card-btn {
    min-width: 72px;
    min-height: 92px;
  }
  .card-btn .c-val { font-size: 1.5rem; }
  .card-btn .c-corner-suit { font-size: 1rem; }
  .card-btn .card-center { font-size: 3rem; }
  #enemy-cards .card-btn {
    min-width: 64px;
    min-height: 82px;
  }
}

@media (min-width: 768px) {
  .card-btn {
    min-width: 82px;
    min-height: 104px;
    border-radius: 14px;
  }
  .card-btn .c-val { font-size: 1.7rem; }
  .card-btn .c-corner-suit { font-size: 1.2rem; }
  .card-btn .card-center { font-size: 3.5rem; }
  .action-btn { padding: 10px 28px; font-size: 1.1rem; }
  .relic-slot { width: 36px; height: 36px; font-size: 1.3rem; }
}