:root {
  --bg: #080d12;
  --panel: rgba(16, 27, 36, 0.86);
  --panel-strong: rgba(21, 35, 45, 0.96);
  --line: rgba(181, 218, 224, 0.18);
  --line-bright: rgba(112, 223, 210, 0.45);
  --ink: #f3f8f8;
  --muted: #a9bdc3;
  --muted-strong: #cad8da;
  --accent: #51d7c8;
  --accent-2: #f4c45f;
  --accent-3: #ff776f;
  --violet: #b39cff;
  --shadow: 0 18px 44px rgba(0, 0, 0, 0.26);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 8%, rgba(81, 215, 200, 0.13), transparent 28rem),
    radial-gradient(circle at 84% 16%, rgba(179, 156, 255, 0.11), transparent 24rem),
    linear-gradient(145deg, rgba(8, 13, 18, 0.98), rgba(12, 24, 24, 0.98) 48%, rgba(15, 12, 19, 0.99)),
    var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(81, 215, 200, 0.58);
  outline-offset: 4px;
}

p,
h1,
h2,
h3 {
  margin-top: 0;
}

.page {
  min-height: 100vh;
  overflow: clip;
  position: relative;
}

.page::before {
  position: fixed;
  inset: 0;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.42) 0 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-position: 12px 18px, 0 0, 0 0;
  background-size: 96px 96px, 54px 54px, 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 86%);
  opacity: 0.55;
}

.shell {
  position: relative;
  z-index: 1;
  width: min(1160px, calc(100% - 28px));
  margin: 0 auto;
}

.site-header {
  position: static;
  z-index: 10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(8, 13, 18, 0.78);
  backdrop-filter: blur(16px);
}

.site-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 13px 0;
}

.brand {
  display: inline-flex;
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 900;
}

.brand span {
  color: var(--accent);
}

.header-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
}

.header-link {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

.hero {
  display: grid;
  gap: 18px;
  padding: 36px 0 18px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 18px;
  height: 2px;
  content: "";
  background: var(--accent);
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(2.6rem, 12vw, 5.4rem);
  line-height: 0.94;
}

.intro {
  max-width: 810px;
  margin-bottom: 0;
  color: var(--muted-strong);
  font-size: 1rem;
}

.section {
  padding: 16px 0;
}

.card,
.engine-card,
.notice,
.disclaimer,
.result-card,
.effect-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.card,
.notice,
.disclaimer,
.result-card,
.effect-panel {
  padding: 15px;
}

.disclaimer {
  border-left: 4px solid var(--accent-2);
  background: rgba(244, 196, 95, 0.08);
  color: #f2dfb4;
}

.notice {
  border-left: 4px solid var(--accent);
  color: var(--muted-strong);
}

.notice.error {
  border-left-color: var(--accent-3);
  color: #ffd3d0;
  background: rgba(255, 119, 111, 0.09);
}

.notice p,
.notice ul,
.disclaimer p {
  margin-bottom: 0;
}

.section-heading {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.section-heading h2 {
  margin-bottom: 0;
  font-size: 1.55rem;
  line-height: 1;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.action-row,
.mode-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.primary-button,
.ghost-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  padding: 0 13px;
  font-weight: 900;
}

.primary-button {
  border: 1px solid rgba(81, 215, 200, 0.58);
  background: var(--accent);
  color: #061011;
  cursor: pointer;
  font: inherit;
}

.ghost-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted-strong);
}

.engine-grid,
.demo-grid,
.deck-grid,
.effects-grid,
.ticket-grid {
  display: grid;
  gap: 14px;
}

.deck-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.engine-card {
  --card-base-y: 0px;
  --card-hover-y: 0px;
  --card-tilt: 0deg;
  --card-scale: 1;
  position: relative;
  display: grid;
  align-content: start;
  overflow: hidden;
  min-width: 0;
  min-height: 230px;
  padding: 15px;
  background:
    linear-gradient(145deg, rgba(81, 215, 200, 0.08), transparent 42%),
    linear-gradient(160deg, var(--panel-strong), rgba(16, 27, 36, 0.78));
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.2);
  transform: translateY(calc(var(--card-base-y) + var(--card-hover-y))) rotate(var(--card-tilt)) scale(var(--card-scale));
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.card-art {
  position: relative;
  display: grid;
  aspect-ratio: 2 / 3;
  width: 100%;
  max-width: min(100%, 260px);
  min-height: 0;
  margin: 0 auto;
  overflow: hidden;
  place-items: center;
  border: 1px solid rgba(181, 218, 224, 0.14);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 40%, rgba(179, 156, 255, 0.18), transparent 58%),
    rgba(8, 13, 18, 0.36);
  box-shadow:
    0 0 0 1px rgba(81, 215, 200, 0.05),
    0 18px 36px rgba(0, 0, 0, 0.28),
    0 0 30px rgba(81, 215, 200, 0.08);
  color: var(--accent-2);
  font-size: 2.4rem;
  font-weight: 900;
  text-transform: uppercase;
  transform-style: preserve-3d;
}

.card-art img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius) - 1px);
  object-fit: cover;
}

.engine-card.is-featured .card-art {
  max-width: min(100%, 340px);
}

.engine-card.is-compact .card-art {
  max-width: min(100%, 230px);
}

.draw-stage {
  perspective: 1200px;
}

.draw-stage.is-one-card-draw {
  grid-template-columns: 1fr;
  max-width: 940px;
  margin-right: auto;
  margin-left: auto;
}

.single-card-pull .draw-card {
  gap: 10px 28px;
  border-color: rgba(81, 215, 200, 0.28);
  background:
    radial-gradient(circle at 20% 28%, rgba(81, 215, 200, 0.15), transparent 20rem),
    radial-gradient(circle at 84% 18%, rgba(179, 156, 255, 0.11), transparent 18rem),
    linear-gradient(160deg, rgba(21, 35, 45, 0.98), rgba(10, 16, 22, 0.9));
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.32),
    0 0 42px rgba(81, 215, 200, 0.1);
}

.single-card-pull .draw-card p {
  border: 1px solid rgba(181, 218, 224, 0.13);
  border-radius: var(--radius);
  padding: 14px;
  background: rgba(8, 13, 18, 0.34);
  color: var(--muted-strong);
  font-size: 1rem;
  line-height: 1.68;
}

.single-card-pull .draw-card h3 {
  color: var(--ink);
  font-size: clamp(1.75rem, 4vw, 2.45rem);
  line-height: 1.04;
}

.single-card-pull .category-pill {
  font-size: 0.78rem;
}

.single-card-pull .card-effect-row {
  display: flex;
}

html.draw-animation-ready .draw-card {
  --card-base-y: 16px;
  --card-scale: 0.96;
  opacity: 0.28;
  filter: saturate(0.82) brightness(0.9);
  transition:
    opacity 520ms ease,
    filter 520ms ease,
    transform 650ms cubic-bezier(0.2, 0.72, 0.22, 1),
    border-color 180ms ease,
    box-shadow 180ms ease;
}

html.draw-animation-ready .draw-card .card-art::before,
html.draw-animation-ready .draw-card .card-art::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
}

html.draw-animation-ready .draw-card .card-art::before {
  z-index: 2;
  display: grid;
  place-items: center;
  border-radius: calc(var(--radius) - 1px);
  background:
    radial-gradient(circle at 50% 22%, rgba(81, 215, 200, 0.2), transparent 24%),
    radial-gradient(circle at 28% 70%, rgba(244, 196, 95, 0.13), transparent 28%),
    linear-gradient(145deg, rgba(10, 18, 28, 0.98), rgba(15, 12, 28, 0.98));
  box-shadow:
    inset 0 0 0 1px rgba(81, 215, 200, 0.26),
    inset 0 0 34px rgba(179, 156, 255, 0.15),
    0 0 34px rgba(81, 215, 200, 0.13);
  color: var(--accent);
  content: "COSMIC\A PROBABILITY\A ENGINE";
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  line-height: 1.55;
  text-align: center;
  text-transform: uppercase;
  white-space: pre;
  backface-visibility: hidden;
  transition: opacity 520ms ease, transform 760ms cubic-bezier(0.2, 0.72, 0.22, 1);
}

html.draw-animation-ready .draw-card .card-art::after {
  z-index: 3;
  border-radius: calc(var(--radius) - 1px);
  background:
    radial-gradient(circle at 20% 18%, rgba(255, 255, 255, 0.92) 0 1px, transparent 1.5px),
    radial-gradient(circle at 72% 28%, rgba(255, 255, 255, 0.7) 0 1px, transparent 1.4px),
    radial-gradient(circle at 52% 72%, rgba(81, 215, 200, 0.85) 0 1px, transparent 1.5px),
    radial-gradient(circle at 78% 82%, rgba(244, 196, 95, 0.8) 0 1px, transparent 1.5px);
  opacity: 0.75;
  animation: cardBackPulse 1.7s ease-in-out infinite;
}

html.draw-animation-ready .draw-card .card-art img,
html.draw-animation-ready .draw-card .card-art > span {
  opacity: 0;
  transform: rotateY(-180deg) scale(0.94);
  transition:
    opacity 520ms ease,
    transform 760ms cubic-bezier(0.2, 0.72, 0.22, 1),
    filter 620ms ease;
}

html.draw-animation-ready .draw-card h3,
html.draw-animation-ready .draw-card .category-pill,
html.draw-animation-ready .draw-card p,
html.draw-animation-ready .draw-card .keyword-row,
html.draw-animation-ready .draw-card .card-effect-row {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 420ms ease, transform 420ms ease;
}

html.draw-animation-ready .draw-card.is-revealed {
  --card-base-y: 0px;
  --card-scale: 1;
  opacity: 1;
  filter: none;
}

html.draw-animation-ready .draw-card.is-revealed .card-art {
  animation: revealGlow 720ms ease both;
}

html.draw-animation-ready .draw-card.is-revealed .card-art::before {
  opacity: 0;
  transform: rotateY(180deg) scale(0.94);
}

html.draw-animation-ready .draw-card.is-revealed .card-art::after {
  opacity: 0;
  animation: none;
}

html.draw-animation-ready .draw-card.is-revealed .card-art img,
html.draw-animation-ready .draw-card.is-revealed .card-art > span {
  opacity: 1;
  transform: rotateY(0) scale(1);
}

html.draw-animation-ready .draw-card.is-revealed h3,
html.draw-animation-ready .draw-card.is-revealed .category-pill,
html.draw-animation-ready .draw-card.is-revealed p,
html.draw-animation-ready .draw-card.is-revealed .keyword-row,
html.draw-animation-ready .draw-card.is-revealed .card-effect-row {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 110ms;
}

.draw-result {
  transition: opacity 520ms ease, transform 520ms ease, filter 520ms ease;
}

html.draw-animation-ready .draw-result {
  opacity: 0;
  filter: blur(5px);
  transform: translateY(14px);
}

html.draw-animation-ready .draw-result.is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

@keyframes cardBackPulse {
  0%,
  100% {
    opacity: 0.58;
    filter: drop-shadow(0 0 10px rgba(81, 215, 200, 0.12));
  }

  50% {
    opacity: 0.95;
    filter: drop-shadow(0 0 20px rgba(81, 215, 200, 0.28));
  }
}

@keyframes revealGlow {
  0% {
    filter: brightness(0.85) saturate(0.9);
    transform: scale(0.98);
  }

  55% {
    filter: brightness(1.14) saturate(1.12);
    transform: scale(1.025);
  }

  100% {
    filter: brightness(1) saturate(1);
    transform: scale(1);
  }
}

.engine-card h3 {
  margin: 12px 0 7px;
  font-size: 1.12rem;
}

.category-pill,
.keyword-pill,
.effect-chip {
  display: inline-flex;
  width: fit-content;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 8px;
  color: var(--muted-strong);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.category-pill {
  color: var(--accent);
  border-color: var(--line-bright);
  background: rgba(81, 215, 200, 0.09);
}

.keyword-row,
.effect-list,
.card-effect-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 10px;
}

.card-effect-row {
  display: none;
}

.engine-card p,
.micro-copy,
.result-note {
  color: var(--muted-strong);
}

@media (hover: hover) and (pointer: fine) {
  .engine-card:hover {
    --card-hover-y: -4px;
    border-color: rgba(81, 215, 200, 0.34);
    box-shadow:
      0 22px 52px rgba(0, 0, 0, 0.3),
      0 0 34px rgba(81, 215, 200, 0.09);
  }
}

.demo-form {
  display: grid;
  gap: 14px;
}

.input-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.input-field {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.input-field input,
.input-field select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(8, 13, 18, 0.52);
  color: var(--ink);
  font: inherit;
  font-weight: 900;
  padding: 0 10px;
}

.effects-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.effect-panel strong {
  display: block;
  color: var(--ink);
  font-size: 1.25rem;
}

.effect-panel span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.ticket-balls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
}

.ticket-ball {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 999px;
  background: #f3f8f8;
  color: #101b24;
  font-size: 1.04rem;
  font-weight: 900;
  box-shadow: 0 0 20px rgba(81, 215, 200, 0.2), inset 0 -6px 12px rgba(0, 0, 0, 0.1);
}

.ticket-ball.power {
  background: var(--accent-3);
  color: #ffffff;
}

.ticket-separator {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.site-footer {
  margin-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 28px 0 26px;
  color: var(--muted-strong);
  font-size: 0.94rem;
}

.site-footer strong {
  color: var(--ink);
}

.footer-note {
  color: var(--muted);
}

@media (max-width: 520px) {
  .shell {
    width: min(100% - 22px, 1160px);
  }

  h1 {
    font-size: 2.35rem;
  }

  .input-grid,
  .effects-grid,
  .deck-grid {
    grid-template-columns: 1fr;
  }

  .engine-card {
    min-height: 0;
    padding: 13px;
  }

  .engine-card.is-compact .card-art,
  .engine-card.is-featured .card-art {
    max-width: min(100%, 280px);
  }

  .draw-stage.is-one-card-draw,
  .draw-stage.is-three-card-spread,
  .draw-stage.is-card-spread {
    max-width: 320px;
    margin-right: auto;
    margin-left: auto;
    grid-template-columns: 1fr;
  }

  .single-card-pull {
    max-width: min(100%, 340px);
  }

  .single-card-pull .draw-card {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 15px;
  }

  .single-card-pull .draw-card .card-art,
  .single-card-pull .draw-card h3,
  .single-card-pull .draw-card .category-pill,
  .single-card-pull .draw-card p,
  .single-card-pull .draw-card .keyword-row,
  .single-card-pull .draw-card .card-effect-row {
    grid-column: auto;
    grid-row: auto;
  }

  .single-card-pull .draw-card p {
    padding: 12px;
    font-size: 0.96rem;
  }

  .primary-button,
  .ghost-button {
    width: 100%;
  }

  .ticket-ball {
    width: 42px;
    height: 42px;
  }
}

@media (min-width: 760px) {
  .site-header {
    position: sticky;
    top: 0;
  }

  .site-nav {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 0;
  }

  .header-link {
    display: inline-flex;
    min-height: 38px;
    align-items: center;
    border-radius: 999px;
    padding: 8px 12px;
  }

  .header-link:hover,
  .header-link:focus-visible {
    background: rgba(255, 255, 255, 0.06);
    color: var(--accent);
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.42fr);
    align-items: end;
    padding: 62px 0 26px;
  }

  .demo-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
    align-items: start;
  }

  .deck-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .engine-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .draw-stage.is-one-card-draw {
    grid-template-columns: 1fr;
  }

  .draw-stage.is-three-card-spread .draw-card.is-revealed:nth-child(1) {
    --card-base-y: 12px;
    --card-tilt: -1.8deg;
  }

  .draw-stage.is-three-card-spread .draw-card.is-revealed:nth-child(2) {
    --card-base-y: -4px;
    --card-tilt: 0deg;
  }

  .draw-stage.is-three-card-spread .draw-card.is-revealed:nth-child(3) {
    --card-base-y: 12px;
    --card-tilt: 1.8deg;
  }

  .single-card-pull .draw-card {
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
    align-items: center;
    padding: 24px;
  }

  .single-card-pull .draw-card .card-art {
    grid-row: 1 / span 5;
    grid-column: 1;
    max-width: 340px;
  }

  .single-card-pull .draw-card h3,
  .single-card-pull .draw-card .category-pill,
  .single-card-pull .draw-card p,
  .single-card-pull .draw-card .keyword-row,
  .single-card-pull .draw-card .card-effect-row {
    grid-column: 2;
  }

  .input-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .effects-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .ticket-grid {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr);
  }

  .section {
    padding: 22px 0;
  }

  .card,
  .notice,
  .disclaimer,
  .result-card,
  .effect-panel,
  .engine-card {
    padding: 18px;
  }

  .site-footer-inner {
    flex-direction: row;
    justify-content: space-between;
    padding: 38px 0 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }

  html.draw-animation-ready .draw-card,
  html.draw-animation-ready .draw-card.is-revealed {
    --card-base-y: 0px;
    --card-hover-y: 0px;
    --card-tilt: 0deg;
    --card-scale: 1;
    opacity: 1;
    filter: none;
  }

  html.draw-animation-ready .draw-stage.is-three-card-spread .draw-card.is-revealed {
    --card-base-y: 0px;
    --card-tilt: 0deg;
  }

  html.draw-animation-ready .draw-card .card-art::before,
  html.draw-animation-ready .draw-card .card-art::after {
    display: none;
  }

  html.draw-animation-ready .draw-card .card-art img,
  html.draw-animation-ready .draw-card .card-art > span,
  html.draw-animation-ready .draw-card h3,
  html.draw-animation-ready .draw-card .category-pill,
  html.draw-animation-ready .draw-card p,
  html.draw-animation-ready .draw-card .keyword-row,
  html.draw-animation-ready .draw-card .card-effect-row,
  html.draw-animation-ready .draw-result {
    opacity: 1;
    filter: none;
    transform: none;
  }
}