:root {
  color-scheme: dark;
  --text: #f4f4f4;
  --muted: #6e6e6e;
  --gold: #c9a227;
  --gold-light: #e8d48a;
  --loader-yellow: #e8d48a;
  --card-width: min(94vw, 440px);
  --card-ratio: 1.586;
  --intro-duration: 2.8s;
  --card-enter-duration: 0.95s;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  background: #000;
  color: var(--text);
}

.card-back {
  position: fixed;
  top: max(14px, env(safe-area-inset-top));
  left: max(14px, env(safe-area-inset-left));
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(10px);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  tap-highlight-color: transparent;
  transition:
    opacity 0.35s ease,
    transform 0.35s ease,
    border-color 0.2s ease,
    background 0.2s ease;
}

.card-back::before {
  content: '←';
  font-size: 0.9rem;
  line-height: 1;
  opacity: 0.82;
}

.card-back:hover {
  border-color: rgba(201, 162, 39, 0.42);
  background: rgba(0, 0, 0, 0.78);
  color: #fff;
}

.card-back:focus-visible {
  outline: 2px solid rgba(201, 162, 39, 0.55);
  outline-offset: 3px;
}

.card-back--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-6px);
}

.card-page--ready .card-back:not(.card-back--hidden) {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.stage-backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.stage-backdrop__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.stage-backdrop__image picture {
  display: block;
  width: 100%;
  height: 100%;
}

.stage-backdrop__image img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 100dvh;
  object-fit: cover;
  object-position: center center;
  filter: grayscale(10%) brightness(0.68) saturate(0.88) contrast(1.02);
}

/* Portrait source on landscape screens: crop top and bottom, keep the middle band. */
@media (min-aspect-ratio: 1/1) {
  .stage-backdrop__image img {
    object-position: center 42%;
  }
}

.stage-backdrop__scrim {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 42%, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.28) 55%, rgba(0, 0, 0, 0.58) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0.4) 100%);
}

.stage {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: max(16px, env(safe-area-inset-top)) 16px max(16px, env(safe-area-inset-bottom));
}

.stage-loader,
.card-stage {
  grid-area: 1 / 1;
}

.stage-loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  z-index: 3;
  width: auto;
  transition: opacity 0.65s ease;
}

.stage-loader--exit {
  opacity: 0;
  pointer-events: none;
}

.stage-loader--exit .stage-loader__text {
  opacity: 0;
}

.stage-loader--error .stage-loader__logo-base img {
  filter: brightness(0.72) sepia(1) saturate(4) hue-rotate(300deg);
}

.stage-loader__visual {
  position: relative;
  display: grid;
  place-items: center;
  width: min(56vw, 240px);
  aspect-ratio: 1;
}

.stage-loader__logo {
  --loader-fill: 0%;
  container-type: size;
  position: relative;
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 18px rgba(232, 212, 138, 0.08));
  transition: filter 0.45s ease;
}

.stage-loader__logo-base,
.stage-loader__logo-fill-inner {
  width: 100%;
  height: 100%;
  transform: rotate(90deg);
}

.stage-loader__logo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
}

.stage-loader__logo-base img {
  opacity: 0.96;
}

.stage-loader__logo-fill {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--loader-fill);
  overflow: hidden;
  will-change: height;
}

.stage-loader__logo-fill-inner {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 100cqh;
}

.card-page--preparing .stage-loader__logo {
  filter: drop-shadow(0 0 22px rgba(232, 212, 138, 0.14));
}

.stage-loader--complete .stage-loader__logo {
  filter: drop-shadow(0 0 28px rgba(232, 212, 138, 0.34));
}

.stage-loader__text {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: opacity 0.45s ease;
}

.card-page--preparing .stage-loader__text {
  color: rgba(255, 255, 255, 0.92);
}

.card-page--intro .stage-backdrop__image img {
  animation: backdrop-intro var(--intro-duration) cubic-bezier(0.16, 1, 0.3, 1) both;
}

.card-page--intro .stage-backdrop__scrim {
  animation: scrim-intro var(--intro-duration) ease-out both;
}

@keyframes backdrop-intro {
  0% {
    transform: scale(1.12);
    filter: grayscale(18%) brightness(0.38) saturate(0.75) contrast(1.02);
  }

  100% {
    transform: scale(1);
    filter: grayscale(10%) brightness(0.68) saturate(0.88) contrast(1.02);
  }
}

@keyframes scrim-intro {
  0% {
    opacity: 0.88;
  }

  100% {
    opacity: 1;
  }
}

.stage__dev-badge {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  left: 50%;
  z-index: 2;
  margin: 0;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.55);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: translateX(-50%);
  pointer-events: none;
}

.card-stage {
  position: relative;
  z-index: 2;
  width: var(--card-width);
  aspect-ratio: var(--card-ratio);
  perspective: 1600px;
  transform-style: preserve-3d;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  -webkit-tap-highlight-color: transparent;
  tap-highlight-color: transparent;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translate3d(0, 0, 0);
}

.card-stage:not(.card-stage--hidden) {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.card-stage--hidden {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.card-stage--ready {
  cursor: pointer;
}

@media (pointer: coarse) {
  .card-stage--ready {
    cursor: default;
    touch-action: pan-y;
  }
}

.card-stage--revealing .card-stage__ambient {
  opacity: 0;
  animation: fade-in 1.1s ease-out 0.2s both;
}

.card-stage--revealing .card-stage__shadow {
  opacity: 0;
  animation: fade-in 1s ease-out 0.15s both;
}

.member-card--enter {
  animation: card-enter var(--card-enter-duration) ease-out both;
  transition: none;
}

.member-card--enter .member-card__shine-sweep {
  animation: shine-sweep 0.95s cubic-bezier(0.4, 0, 0.2, 1) 0.55s both;
}

.member-card--enter .member-card__wordmark,
.member-card--enter .member-card__chip-row,
.member-card--enter .member-card__number,
.member-card--enter .member-card__name,
.member-card--enter .member-card__footer {
  opacity: 0;
}

.member-card--enter .member-card__wordmark {
  animation: detail-fade 0.55s ease-out 0.28s both;
}

.member-card--enter .member-card__chip-row {
  animation: detail-fade 0.55s ease-out 0.36s both;
}

.member-card--enter .member-card__number {
  animation: detail-fade 0.6s ease-out 0.44s both;
}

.member-card--enter .member-card__name {
  animation: detail-fade 0.6s ease-out 0.52s both;
}

.member-card--enter .member-card__footer {
  animation: detail-fade 0.6s ease-out 0.6s both;
}

@keyframes card-enter {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@keyframes shine-sweep {
  0% {
    opacity: 0;
    transform: translateX(-130%) skewX(-14deg);
  }

  18% {
    opacity: 0.95;
  }

  100% {
    opacity: 0;
    transform: translateX(230%) skewX(-14deg);
  }
}

@keyframes detail-fade {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@keyframes fade-in {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

.card-stage__ambient {
  position: absolute;
  inset: -18% -12%;
  background: radial-gradient(
    ellipse at 50% 42%,
    rgba(201, 162, 39, 0.14) 0%,
    rgba(201, 162, 39, 0.04) 32%,
    transparent 68%
  );
  filter: blur(36px);
  pointer-events: none;
  transform: translateZ(-120px);
}

.card-stage__shadow {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: -6%;
  height: 18%;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.72), transparent 72%);
  filter: blur(18px);
  pointer-events: none;
  transform: translateZ(-40px);
}

.member-card {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 20px;
  outline: none;
  opacity: 0;
  visibility: hidden;
  --sheen-x: 34%;
  --sheen-y: 22%;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
  tap-highlight-color: transparent;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.member-card:focus:not(:focus-visible) {
  outline: none;
}

.member-card:focus-visible {
  outline: 2px solid rgba(201, 162, 39, 0.55);
  outline-offset: 5px;
}

.member-card * {
  user-select: none;
  -webkit-user-select: none;
}

.member-card__tilt {
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  will-change: transform;
}

.member-card__flipper {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.72s cubic-bezier(0.4, 0, 0.2, 1);
}

.member-card--flipped .member-card__flipper {
  transform: rotateY(180deg);
}

.member-card__face {
  position: absolute;
  inset: 0;
  border-radius: 20px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.member-card__face--back {
  transform: rotateY(180deg) translateZ(1px);
}

.member-card__face--front {
  transform: translateZ(1px);
}

.member-card__front-panel {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.member-card__back-surface {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: inherit;
  background:
    radial-gradient(120% 80% at 100% 0%, rgba(255, 255, 255, 0.05), transparent 52%),
    linear-gradient(155deg, #141414 0%, #060606 42%, #000 100%);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.65),
    0 12px 32px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -1px 0 rgba(0, 0, 0, 0.8);
}

.member-card__back-surface::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.08) 0%,
    transparent 28%,
    transparent 72%,
    rgba(255, 255, 255, 0.03) 100%
  );
}

.member-card__back-logo {
  position: relative;
  z-index: 1;
  width: min(62%, 240px);
  aspect-ratio: 1;
  background: url('/card/logo_card_bg.png') center / contain no-repeat;
  pointer-events: none;
}

.member-card__back-tagline {
  position: absolute;
  z-index: 1;
  left: 0;
  right: 0;
  bottom: 11%;
  margin: 0;
  text-align: center;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.58);
  pointer-events: none;
}

.card-stage--ready .member-card,
.member-card--enter {
  visibility: visible;
}

.card-stage--ready .member-card {
  opacity: 1;
}

.member-card__inner,
.member-card__holo,
.member-card__shine,
.member-card__rim {
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.member-card__inner {
  overflow: hidden;
  padding: 32px 30px 28px;
  background:
    radial-gradient(120% 80% at 100% 0%, rgba(255, 255, 255, 0.07), transparent 52%),
    radial-gradient(90% 60% at 0% 100%, rgba(201, 162, 39, 0.06), transparent 55%),
    linear-gradient(155deg, #141414 0%, #060606 42%, #000 100%);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.65),
    0 12px 32px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    inset 0 -1px 0 rgba(0, 0, 0, 0.8);
}

.member-card__content {
  position: relative;
  z-index: 2;
  height: 100%;
}

.member-card__holo {
  z-index: 0;
}

.member-card__shine {
  z-index: 1;
}

.member-card__shine-sweep {
  z-index: 3;
}

.member-card__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.35;
  pointer-events: none;
}

.member-card__inner::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.14) 0%,
      rgba(255, 255, 255, 0.03) 16%,
      transparent 34%,
      transparent 66%,
      rgba(255, 255, 255, 0.05) 100%
    );
}

.member-card__shine-sweep {
  position: absolute;
  top: -5%;
  left: 0;
  width: 42%;
  height: 110%;
  pointer-events: none;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgba(255, 255, 255, 0.06) 38%,
    rgba(255, 255, 255, 0.72) 50%,
    rgba(255, 255, 255, 0.06) 62%,
    transparent 100%
  );
  opacity: 0;
  will-change: transform, opacity;
}

.member-card__rim {
  pointer-events: none;
  z-index: 2;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.06),
    inset 0 0 40px rgba(255, 255, 255, 0.02);
}

.member-card__rim::before {
  content: '';
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  border-radius: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.08) 18%,
    rgba(255, 255, 255, 0.42) 50%,
    rgba(255, 255, 255, 0.08) 82%,
    transparent 100%
  );
  opacity: 0.85;
}

.member-card__rim::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    165deg,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 22%,
    transparent 78%,
    rgba(0, 0, 0, 0.22) 100%
  );
  opacity: 0.9;
}

.member-card__holo {
  mix-blend-mode: soft-light;
  opacity: 0.72;
  background:
    radial-gradient(
      ellipse 90% 70% at var(--sheen-x) var(--sheen-y),
      rgba(255, 255, 255, 0.28) 0%,
      rgba(255, 250, 220, 0.1) 28%,
      transparent 62%
    ),
    linear-gradient(
      118deg,
      rgba(255, 250, 210, 0.1) 0%,
      rgba(255, 255, 255, 0.22) 36%,
      rgba(255, 230, 170, 0.1) 68%,
      transparent 100%
    );
  background-size: 180% 180%, 240% 240%;
  background-position: var(--sheen-x) var(--sheen-y), 42% 36%;
  pointer-events: none;
}

.card-stage--ready .member-card__holo {
  animation: holo-drift 14s ease-in-out infinite;
}

@keyframes holo-drift {
  0%,
  100% {
    background-position: var(--sheen-x) var(--sheen-y), 36% 30%;
  }

  50% {
    background-position: calc(var(--sheen-x) + 8%) calc(var(--sheen-y) + 6%), 64% 58%;
  }
}

.member-card__shine {
  opacity: 0.72;
  mix-blend-mode: overlay;
  background: linear-gradient(
    112deg,
    transparent 0%,
    rgba(255, 255, 255, 0.04) 28%,
    rgba(255, 255, 255, 0.26) 44%,
    rgba(255, 255, 255, 0.08) 52%,
    transparent 66%
  );
  pointer-events: none;
  transition: opacity 160ms ease-out;
}

.member-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.member-card__wordmark {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.42em;
  color: rgba(255, 255, 255, 0.88);
}

.member-card__chip-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.member-card__chip {
  width: 48px;
  height: 36px;
  border-radius: 7px;
  background: linear-gradient(145deg, #a8841f 0%, #e8d48a 38%, #b8942a 68%, #7a6318 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 248, 220, 0.45),
    inset 0 -1px 2px rgba(0, 0, 0, 0.35),
    0 2px 8px rgba(0, 0, 0, 0.35);
}

.member-card__chip::before {
  content: '';
  display: block;
  width: 12px;
  height: 24px;
  margin: 5px 0 0 9px;
  border-radius: 2px;
  background: linear-gradient(180deg, rgba(90, 72, 20, 0.5), rgba(140, 115, 35, 0.35));
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.15);
}

.member-card__contactless {
  width: 16px;
  height: 16px;
  border-top: 1.5px solid rgba(255, 255, 255, 0.42);
  border-radius: 50%;
  opacity: 0.7;
  box-shadow:
    7px 0 0 -3px rgba(255, 255, 255, 0.32),
    14px 0 0 -7px rgba(255, 255, 255, 0.22);
}

.member-card__number {
  margin: 42px 0 0;
  font-size: clamp(1.1rem, 4.2vw, 1.55rem);
  font-weight: 500;
  letter-spacing: 0.22em;
  font-variant-numeric: tabular-nums;
  color: rgba(255, 255, 255, 0.96);
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.8);
}

.member-card__name {
  margin: 20px 0 0;
  font-size: clamp(0.95rem, 3.6vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.94);
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.75);
}

.member-card__footer {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: 28px;
}

.member-card__meta-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.member-card__meta-value {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.82);
}

@media (prefers-reduced-motion: reduce) {
  .member-card__flipper {
    transition: none;
  }

  .member-card {
    transition: none;
  }

  .member-card--enter,
  .member-card--enter .member-card__shine-sweep,
  .member-card--enter .member-card__wordmark,
  .member-card--enter .member-card__chip-row,
  .member-card--enter .member-card__number,
  .member-card--enter .member-card__name,
  .member-card--enter .member-card__footer,
  .card-stage--revealing .card-stage__ambient,
  .card-stage--revealing .card-stage__shadow,
  .card-page--intro .stage-backdrop__image img,
  .card-page--intro .stage-backdrop__scrim,
  .stage-loader__logo {
    animation: none;
  }

  .card-stage--ready .member-card__holo {
    animation: none;
  }

  .stage-loader--exit {
    transition: none;
  }
}