/* ============================================================
   DUCK LAYER — Крипто-У × Утиные истории.
   Скрудж ныряет в биткоины, Bored Ducks, генератор утки,
   утка-компаньон, монетные салюты. Префикс dk-.
   Палитра страницы сохранена: коралл #ff5e3a на чёрном.
   ============================================================ */

:root {
  --dk-gold: #ffcf6b;
  --dk-gold-2: #f2b94d;
  --dk-gold-3: #d9982e;
  --dk-bill: #ff9f43;
  --dk-feather: #ffd34d;
}

/* ---------- ОБЩЕЕ ДЛЯ УТИНЫХ СЕКЦИЙ ---------- */
.dk-section {
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
.dk-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 40px;
  padding: 0 24px;
}
.dk-tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--coral, #ff5e3a);
  background: rgba(255, 94, 58, 0.1);
  border: 1px solid rgba(255, 94, 58, 0.28);
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.dk-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--coral, #ff5e3a);
  box-shadow: 0 0 10px var(--coral, #ff5e3a);
}
.dk-h2 {
  font-weight: 900;
  font-size: clamp(26px, 3.8vw, 42px);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 14px;
  color: var(--ink, #fff);
}
.dk-h2 .dk-grad {
  background: linear-gradient(135deg, #ffd34d 0%, var(--coral, #ff5e3a) 60%, #ff4520 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.dk-sub {
  color: var(--ink-dim, #a1a1a6);
  font-size: 16.5px;
  line-height: 1.6;
  margin: 0;
}
.dk-caption {
  text-align: center;
  color: var(--mute, #6e6e73);
  font-size: 13px;
  margin-top: 22px;
  padding: 0 24px;
}

/* ============================================================
   СЦЕНА: СКРУДЖ НЫРЯЕТ В БИТКОИНЫ — таймлайн 8s
   ============================================================ */
.dk-scrooge-stage {
  position: relative;
  max-width: 980px;
  margin: 0 auto;
  padding: 0 16px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.dk-scrooge-stage svg {
  width: 100%;
  height: auto;
  display: block;
}
@media (max-width: 640px) {
  .dk-scrooge-stage svg {
    width: 160%;
    margin-left: -30%;
  }
  .dk-scrooge-stage {
    overflow: hidden;
  }
}
.dk-paused .scr-duck,
.dk-paused .scr-splash-coin,
.dk-paused .scr-head,
.dk-paused .scr-shine,
.dk-paused .scr-ripple {
  animation-play-state: paused !important;
}

/* полёт Скруджа: пружинит → дуга → нырок (исчез) → снова на вышке */
.scr-duck {
  will-change: transform, opacity;
  transform-box: view-box;
}
.dk-live .scr-duck {
  animation: scrDive 8s cubic-bezier(0.45, 0, 0.55, 1) infinite;
}
@keyframes scrDive {
  0% {
    transform: translate(0, 0) rotate(0deg);
    opacity: 1;
  }
  6% {
    transform: translate(0, -14px) rotate(-3deg);
  }
  10% {
    transform: translate(0, 0) rotate(0deg);
  }
  13% {
    transform: translate(0, -16px) rotate(-4deg);
  }
  16% {
    transform: translate(4px, 2px) rotate(2deg);
  }
  /* прыжок */
  22% {
    transform: translate(120px, -90px) rotate(28deg);
    opacity: 1;
  }
  28% {
    transform: translate(250px, -60px) rotate(75deg);
  }
  33% {
    transform: translate(330px, 60px) rotate(115deg);
    opacity: 1;
  }
  35.5% {
    transform: translate(370px, 150px) rotate(125deg);
    opacity: 1;
  }
  36% {
    transform: translate(375px, 165px) rotate(125deg);
    opacity: 0;
  }
  /* под монетами */
  79% {
    transform: translate(375px, 165px) rotate(125deg);
    opacity: 0;
  }
  80% {
    transform: translate(0, 30px) rotate(0deg);
    opacity: 0;
  }
  88%,
  100% {
    transform: translate(0, 0) rotate(0deg);
    opacity: 1;
  }
}

/* брызги монет при ударе (36%) */
.scr-splash-coin {
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}
.dk-live .scr-splash-coin {
  animation: scrSplash 8s ease-out infinite;
}
@keyframes scrSplash {
  0%,
  35% {
    opacity: 0;
    transform: translate(0, 0) rotate(0deg) scale(0.5);
  }
  37% {
    opacity: 1;
  }
  48% {
    opacity: 0;
    transform: translate(var(--dx), var(--dy)) rotate(var(--rot, 180deg)) scale(1);
  }
  48.1%,
  100% {
    opacity: 0;
    transform: translate(0, 0) scale(0.5);
  }
}

/* волна по куче при ударе */
.scr-ripple {
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}
.dk-live .scr-ripple {
  animation: scrRipple 8s ease-out infinite;
}
@keyframes scrRipple {
  0%,
  35.5% {
    opacity: 0;
    transform: scale(0.3);
  }
  38% {
    opacity: 0.7;
  }
  52% {
    opacity: 0;
    transform: scale(1.6);
  }
  52.1%,
  100% {
    opacity: 0;
    transform: scale(0.3);
  }
}

/* голова выныривает из кучи (45–75%) */
.scr-head {
  opacity: 0;
  transform-box: view-box;
}
.dk-live .scr-head {
  animation: scrPeek 8s ease-in-out infinite;
}
@keyframes scrPeek {
  0%,
  44% {
    opacity: 0;
    transform: translateY(34px);
  }
  48% {
    opacity: 1;
    transform: translateY(0);
  }
  56% {
    transform: translateY(-4px) rotate(-5deg);
  }
  64% {
    transform: translateY(-2px) rotate(5deg);
  }
  72% {
    opacity: 1;
    transform: translateY(0);
  }
  76%,
  100% {
    opacity: 0;
    transform: translateY(34px);
  }
}

/* блики на куче */
.scr-shine {
  animation: scrShine 3.4s ease-in-out infinite;
}
.scr-shine--2 {
  animation-delay: 1.1s;
}
.scr-shine--3 {
  animation-delay: 2.2s;
}
@keyframes scrShine {
  0%,
  100% {
    opacity: 0.25;
  }
  50% {
    opacity: 0.85;
  }
}

/* счётчик нырков */
.dk-dive-counter {
  text-align: center;
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--mute, #6e6e73);
}
.dk-dive-counter b {
  color: var(--dk-gold);
  font-weight: 800;
}

/* ============================================================
   BORED DUCKS — NFT-грид
   ============================================================ */
.dk-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 960px) {
  .dk-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .dk-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}
.dk-card {
  background: var(--surface, #161618);
  border: 1px solid var(--border, rgba(255, 255, 255, 0.06));
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.34, 1.4, 0.5, 1), border-color 0.25s, box-shadow 0.25s;
}
.dk-card:hover {
  transform: translateY(-6px) rotate(-1deg);
  border-color: rgba(255, 94, 58, 0.45);
  box-shadow: 0 24px 50px -24px rgba(255, 94, 58, 0.35);
}
.dk-card svg {
  width: 100%;
  height: auto;
  display: block;
}
.dk-card:hover .dk-duck-head {
  animation: dkHeadWiggle 0.6s ease-in-out;
}
@keyframes dkHeadWiggle {
  0%,
  100% {
    transform: rotate(0);
  }
  30% {
    transform: rotate(-6deg);
  }
  65% {
    transform: rotate(5deg);
  }
}
.dk-duck-head {
  transform-box: fill-box;
  transform-origin: center 70%;
}
.dk-card-meta {
  padding: 12px 14px 14px;
  border-top: 1px solid var(--border, rgba(255, 255, 255, 0.06));
}
.dk-card-name {
  font-weight: 800;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--ink, #fff);
}
.dk-card-floor {
  font-size: 11.5px;
  color: var(--mute, #6e6e73);
  margin-top: 3px;
}
.dk-card-floor b {
  color: var(--dk-gold);
}

/* лазерные глаза светятся */
.dk-laser {
  filter: drop-shadow(0 0 4px rgba(255, 60, 60, 0.9)) drop-shadow(0 0 10px rgba(255, 60, 60, 0.5));
}

/* ============================================================
   ГЕНЕРАТОР УТКИ
   ============================================================ */
.dk-gen {
  max-width: 860px;
  margin: 56px auto 0;
  padding: 0 24px;
}
.dk-gen-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 34px;
  align-items: center;
  background: linear-gradient(180deg, var(--surface-2, #1c1c1f) 0%, var(--surface, #161618) 100%);
  border: 1px solid rgba(255, 94, 58, 0.25);
  border-radius: 28px;
  padding: 34px 38px;
  position: relative;
  overflow: hidden;
}
.dk-gen-card::after {
  content: "";
  position: absolute;
  top: -30%;
  left: 0;
  right: 0;
  height: 60%;
  background: radial-gradient(ellipse 60% 100% at 50% 0, rgba(255, 207, 107, 0.12), transparent 65%);
  pointer-events: none;
}
@media (max-width: 760px) {
  .dk-gen-card {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 28px 22px;
  }
  .dk-gen-preview {
    margin: 0 auto;
  }
}
.dk-gen-preview {
  width: 100%;
  max-width: 280px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border-strong, rgba(255, 255, 255, 0.1));
  box-shadow: 0 24px 50px -28px rgba(0, 0, 0, 0.8);
  position: relative;
  z-index: 1;
}
.dk-gen-preview svg {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.15s ease;
}
.dk-gen-preview.dk-rolling svg {
  animation: dkRoll 0.45s cubic-bezier(0.34, 1.4, 0.5, 1);
}
@keyframes dkRoll {
  0% {
    transform: scale(0.85) rotate(-7deg);
  }
  60% {
    transform: scale(1.06) rotate(3deg);
  }
  100% {
    transform: scale(1) rotate(0);
  }
}
.dk-gen-name {
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--ink, #fff);
  margin: 0 0 6px;
  position: relative;
  z-index: 1;
}
.dk-gen-traits {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 20px;
  position: relative;
  z-index: 1;
}
@media (max-width: 760px) {
  .dk-gen-traits {
    justify-content: center;
  }
}
.dk-trait-chip {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-dim, #a1a1a6);
  background: var(--surface-3, #222226);
  border: 1px solid var(--border-strong, rgba(255, 255, 255, 0.1));
  padding: 6px 12px;
  border-radius: 999px;
}
.dk-gen-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(180deg, #ffd34d 0%, var(--dk-gold-2) 60%, var(--dk-gold-3) 100%);
  color: #1a1206;
  font-weight: 900;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 16px 28px;
  border-radius: 999px;
  border: 0;
  cursor: pointer;
  box-shadow: 0 12px 28px -8px rgba(255, 207, 107, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  transition: transform 0.18s ease, box-shadow 0.2s ease;
  position: relative;
  z-index: 1;
  font-family: inherit;
}
.dk-gen-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px -8px rgba(255, 207, 107, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
.dk-gen-btn:active {
  transform: translateY(0) scale(0.98);
}
.dk-gen-note {
  font-size: 12.5px;
  color: var(--mute, #6e6e73);
  margin-top: 14px;
  position: relative;
  z-index: 1;
}

/* ============================================================
   МОНЕТНЫЙ САЛЮТ (клики по CTA и куче)
   ============================================================ */
.dk-burst-coin {
  position: fixed;
  z-index: 70;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffe9a8, var(--dk-gold-2) 55%, var(--dk-gold-3));
  border: 1.5px solid rgba(120, 80, 10, 0.55);
  color: #7a5410;
  font-weight: 900;
  font-size: 13px;
  line-height: 20px;
  text-align: center;
  pointer-events: none;
  animation: dkCoinFly 0.95s cubic-bezier(0.2, 0.6, 0.4, 1) forwards;
}
@keyframes dkCoinFly {
  0% {
    opacity: 1;
    transform: translate(0, 0) rotate(0deg) scale(0.6);
  }
  55% {
    opacity: 1;
    transform: translate(var(--dx), var(--dy)) rotate(var(--rot)) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(calc(var(--dx) * 1.3), calc(var(--dy) + 90px)) rotate(calc(var(--rot) * 1.4)) scale(0.9);
  }
}

/* ============================================================
   УТКА-КОМПАНЬОН
   ============================================================ */
.dk-companion {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 45;
  width: 86px;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transform: rotate(var(--tilt, 0deg));
  transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@media (max-width: 640px) {
  .dk-companion {
    width: 64px;
    right: 12px;
    bottom: 12px;
  }
}
.dk-companion-body {
  animation: dkFloat 3.4s ease-in-out infinite;
  filter: drop-shadow(0 12px 16px rgba(0, 0, 0, 0.5));
}
@keyframes dkFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}
.dk-companion.dk-quack .dk-companion-body {
  animation: dkQuackSpin 0.7s cubic-bezier(0.34, 1.4, 0.5, 1);
}
@keyframes dkQuackSpin {
  0% {
    transform: rotate(0) scale(1);
  }
  35% {
    transform: rotate(-14deg) scale(1.14);
  }
  70% {
    transform: rotate(10deg) scale(1.05);
  }
  100% {
    transform: rotate(0) scale(1);
  }
}
.dk-bubble {
  position: absolute;
  bottom: calc(100% + 10px);
  right: 0;
  min-width: 170px;
  max-width: 235px;
  background: var(--surface, #161618);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px 14px 4px 14px;
  padding: 10px 13px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-dim, #a1a1a6);
  text-align: left;
  box-shadow: 0 16px 30px -12px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  opacity: 0;
  transform: translateY(6px) scale(0.92);
  transform-origin: bottom right;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
}
.dk-bubble[data-show="true"] {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* ---------- REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  .dk-live .scr-duck,
  .dk-live .scr-splash-coin,
  .dk-live .scr-head,
  .dk-live .scr-ripple,
  .scr-shine,
  .dk-companion-body,
  .dk-burst-coin {
    animation: none !important;
  }
}