:root {
  --bg-1: #2d1533;
  --bg-2: #170a1c;
  --ink: #f7eef4;
  --ink-soft: rgba(247, 238, 244, 0.72);
  --ink-faint: rgba(247, 238, 244, 0.42);
  --lilac: #cba9e6;
  --lilac-soft: rgba(203, 169, 230, 0.5);
  --gold: #e8cda1;
  --line: rgba(247, 238, 244, 0.14);
  --card-bg: rgba(255, 255, 255, 0.045);
  --card-border: rgba(255, 255, 255, 0.09);
  --shadow: rgba(10, 3, 14, 0.55);
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
  overscroll-behavior: none;
}

body {
  margin: 0;
  min-height: 100dvh;
  background: radial-gradient(120% 90% at 50% -10%, var(--bg-1) 0%, var(--bg-2) 62%);
  color: var(--ink);
  font-family: var(--sans);
  overflow: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

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

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(50px);
  opacity: 0.35;
  animation: drift 22s ease-in-out infinite;
}

.orb-1 {
  width: 46vw;
  height: 46vw;
  left: -14vw;
  top: -10vw;
  background: radial-gradient(circle, rgba(203, 169, 230, 0.55), transparent 70%);
  animation-duration: 26s;
}

.orb-2 {
  width: 60vw;
  height: 60vw;
  right: -22vw;
  bottom: -18vw;
  background: radial-gradient(circle, rgba(232, 205, 161, 0.28), transparent 70%);
  animation-duration: 32s;
  animation-delay: -6s;
}

.orb-3 {
  width: 34vw;
  height: 34vw;
  left: 30vw;
  bottom: 10vh;
  background: radial-gradient(circle, rgba(203, 169, 230, 0.22), transparent 70%);
  animation-duration: 20s;
  animation-delay: -3s;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(3%, 4%) scale(1.06); }
}

#app {
  position: relative;
  z-index: 2;
  height: 100dvh;
  width: 100%;
}

.screen {
  position: absolute;
  inset: 0;
  display: none;
  height: 100%;
  width: 100%;
}

.screen.is-active {
  display: flex;
}

/* ---------- Intro ---------- */

#intro, #gate {
  align-items: center;
  justify-content: center;
  padding: 8vh 8vw;
}

.intro-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  opacity: 0;
  transform: translateY(10px);
  animation: rise 1.1s cubic-bezier(.19,1,.22,1) 0.15s forwards;
}

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

.heart-mark {
  color: var(--lilac);
  margin-bottom: 18px;
  animation: pulse-heart 3.4s ease-in-out infinite;
}

@keyframes pulse-heart {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.08); opacity: 1; }
}

.eyebrow {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 2px;
}

.intro-title {
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-weight: 470;
  font-size: clamp(52px, 16vw, 84px);
  line-height: 1;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
  background: linear-gradient(180deg, #ffffff 0%, var(--lilac) 120%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.intro-sub {
  font-size: 16px;
  color: var(--ink-soft);
  margin: 0 0 40px;
  max-width: 26ch;
}

.btn-start {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--bg-2);
  background: linear-gradient(180deg, #f7eef4, var(--lilac) 220%);
  border: none;
  padding: 16px 38px;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 14px 34px -12px rgba(203, 169, 230, 0.55);
  transition: transform 0.35s cubic-bezier(.19,1,.22,1), box-shadow 0.35s;
}

.btn-start:active {
  transform: scale(0.96);
  box-shadow: 0 8px 20px -10px rgba(203, 169, 230, 0.5);
}

.gate-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
}

.gate-input {
  width: 100%;
  max-width: 260px;
  text-align: center;
  font-family: var(--sans);
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  padding: 14px 20px;
  outline: none;
  transition: border-color 0.3s, background 0.3s;
}

.gate-input::placeholder { color: var(--ink-faint); }

.gate-input:focus {
  border-color: var(--lilac-soft);
  background: rgba(255, 255, 255, 0.09);
}

.gate-error {
  font-size: 12.5px;
  color: var(--gold);
  margin: 14px 0 0;
  opacity: 0;
  transition: opacity 0.3s;
}

.gate-error.is-visible { opacity: 0.85; }

.gate-input.is-shake { animation: shake 0.4s; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* ---------- Deck ---------- */

#deck {
  flex-direction: column;
  padding-top: max(22px, env(safe-area-inset-top));
  padding-bottom: max(18px, env(safe-area-inset-bottom));
}

.progress {
  display: flex;
  justify-content: center;
  gap: 9px;
  padding: 0 24px 4px;
  flex-shrink: 0;
}

.dot {
  width: 13px;
  height: 12px;
  color: var(--line);
  transition: color 0.5s, transform 0.5s;
}

.dot svg { display: block; width: 100%; height: 100%; }

.dot.is-done { color: var(--lilac-soft); }

.dot.is-current {
  color: var(--lilac);
  transform: scale(1.25);
}

.card-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  padding: 22px 22px 10px;
  touch-action: pan-y;
}

.card {
  position: absolute;
  inset: 22px 22px 10px;
  display: flex;
  flex-direction: column;
  border-radius: 28px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 30px 60px -25px var(--shadow);
  overflow: hidden;
  transition: transform 0.55s cubic-bezier(.19,1,.22,1), opacity 0.5s;
  will-change: transform;
}

.card[data-state="offstage-next"] {
  transform: translateX(0) scale(0.94) translateY(14px);
  opacity: 0;
  pointer-events: none;
}

.card[data-state="offstage-prev"] {
  transform: translateX(0) scale(0.94) translateY(14px);
  opacity: 0;
  pointer-events: none;
}

.card[data-state="active"] {
  transform: translateX(0) scale(1) translateY(0);
  opacity: 1;
}

.card.is-dragging { transition: none; }

.card-inner {
  position: relative;
  flex: 1;
  min-height: 0;
}

.card-face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 34px 26px;
  transition: opacity 0.55s cubic-bezier(.19,1,.22,1), transform 0.55s cubic-bezier(.19,1,.22,1);
}

.card-front {
  align-items: center;
  justify-content: center;
  text-align: center;
  opacity: 1;
  transform: translateY(0);
}

.card-back {
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
}

.card.is-revealed .card-front {
  opacity: 0;
  transform: translateY(-18px);
  pointer-events: none;
}

.card.is-revealed .card-back {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  transition-delay: 0.12s;
}

.card-number {
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 22px;
}

.card-question {
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-weight: 420;
  font-size: clamp(23px, 6.4vw, 30px);
  line-height: 1.28;
  margin: 0;
  color: var(--ink);
}

.tap-affordance {
  position: absolute;
  bottom: 30px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  animation: pulse-hint 2.6s ease-in-out infinite;
}

@keyframes pulse-hint {
  0%, 100% { opacity: 0.45; transform: translateY(0); }
  50% { opacity: 0.9; transform: translateY(-3px); }
}

.card-media {
  position: relative;
  width: 100%;
  flex: 1;
  min-height: 0;
  border-radius: 18px;
  overflow: hidden;
  background: rgba(0,0,0,0.2);
}

.card-media img,
.card-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: settle 1s cubic-bezier(.19,1,.22,1) forwards;
}

@keyframes settle {
  to { transform: scale(1); }
}

.card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(15,5,18,0.55) 100%);
  pointer-events: none;
}

.card-answer {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(17px, 4.6vw, 20px);
  line-height: 1.5;
  color: var(--ink);
  margin: 18px 4px 6px;
}

.card-caption {
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  color: var(--ink-soft);
  text-align: center;
  margin: 16px 4px 6px;
}

.card-back:has(.card-media) .card-answer {
  font-size: clamp(15px, 4vw, 17px);
  margin: 14px 4px 4px;
}

.next-btn {
  align-self: flex-end;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--ink-soft);
  background: none;
  border: none;
  padding: 8px 2px;
  cursor: pointer;
}

.next-btn svg { width: 15px; height: 15px; transition: transform 0.3s; }
.next-btn:active svg { transform: translateX(4px); }

/* card without photo (question 3) */

.card-back.no-media {
  align-items: center;
  justify-content: center;
  text-align: center;
}

.card-back.no-media .card-answer {
  font-size: clamp(20px, 5.6vw, 25px);
  margin: 0;
}

/* final card */

.card.card-final .card-face {
  padding: 40px 30px;
}

.card.card-final .card-media {
  flex: 1;
  border-radius: 20px;
}

.card.card-final .card-answer {
  text-align: center;
  font-size: clamp(18px, 5vw, 21px);
}

.epilogue {
  text-align: center;
  color: var(--ink-faint);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  margin-top: 10px;
}

.replay-btn {
  background: none;
  border: none;
  color: var(--lilac);
  font-family: var(--sans);
  font-size: 12.5px;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  margin-top: 4px;
}

@media (min-width: 720px) {
  .card { inset: 40px calc(50% - 220px); }
}