:root {
  --scroll-progress: 0;
  --friend-hue: 212;
  --love-hue: 334;
  --dynamic-hue: calc(
    var(--friend-hue) + (var(--love-hue) - var(--friend-hue)) * var(--scroll-progress)
  );
  --bg-main: hsl(calc(var(--dynamic-hue) - 24) 42% 8%);
  --bg-soft: hsl(calc(var(--dynamic-hue) - 12) 40% 12%);
  --bg-card: hsl(calc(var(--dynamic-hue) - 8) 46% 14%);
  --text-main: #fff4f8;
  --text-muted: #f0c9d8;
  --accent: hsl(calc(var(--dynamic-hue) + 8) 88% 76%);
  --accent-strong: hsl(calc(var(--dynamic-hue) + 2) 88% 63%);
  --border: rgba(255, 255, 255, 0.15);
  --shadow: 0 25px 70px rgba(0, 0, 0, 0.4);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Avenir Next", "Segoe UI", sans-serif;
  background:
    radial-gradient(
      circle at 18% 14%,
      hsl(calc(var(--dynamic-hue) - 4) 90% 72% / 0.22) 0%,
      transparent 34%
    ),
    radial-gradient(
      circle at 82% 18%,
      hsl(calc(var(--dynamic-hue) + 12) 84% 66% / 0.17) 0%,
      transparent 38%
    ),
    radial-gradient(
      circle at 50% 80%,
      hsl(calc(var(--dynamic-hue) - 18) 82% 58% / 0.12) 0%,
      transparent 45%
    ),
    linear-gradient(180deg, var(--bg-soft), var(--bg-main)),
    var(--bg-main);
  color: var(--text-main);
  overflow-x: hidden;
  overscroll-behavior-x: none;
  touch-action: pan-y;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background 180ms linear;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 70%, rgba(255, 255, 255, 0.07) 0 2px, transparent 3px),
    radial-gradient(circle at 85% 60%, rgba(255, 255, 255, 0.06) 0 2px, transparent 3px),
    radial-gradient(circle at 55% 22%, rgba(255, 255, 255, 0.04) 0 1px, transparent 2px);
  opacity: 0.9;
  z-index: 0;
}

body.is-locked {
  height: 100svh;
  overflow: hidden;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

figure {
  margin: 0;
}

input,
button {
  font: inherit;
}

.screen {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: max(1.25rem, var(--safe-top)) max(1rem, var(--safe-right))
    max(1.25rem, var(--safe-bottom)) max(1rem, var(--safe-left));
  background: linear-gradient(
    160deg,
    hsl(calc(var(--dynamic-hue) - 28) 48% 9% / 0.98),
    hsl(calc(var(--dynamic-hue) - 12) 50% 12% / 0.98)
  );
  transition:
    opacity 700ms ease,
    visibility 700ms ease;
}

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

.gate-card {
  width: min(96vw, 34rem);
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: linear-gradient(
    150deg,
    hsl(calc(var(--dynamic-hue) - 20) 54% 15% / 0.9),
    hsl(calc(var(--dynamic-hue) - 8) 48% 12% / 0.9)
  );
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.gate-card h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.4rem, 4vw, 1.9rem);
}

.gate-card p {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

#access-form {
  display: grid;
  gap: 0.75rem;
}

#access-form input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  background: hsl(calc(var(--dynamic-hue) - 20) 44% 10%);
  color: var(--text-main);
  padding: 0.82rem 0.9rem;
  min-height: 2.85rem;
  font-size: max(1rem, 16px);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

#access-form button {
  border: 1px solid transparent;
  border-radius: 0.65rem;
  padding: 0.82rem 1rem;
  min-height: 2.85rem;
  background: linear-gradient(
    120deg,
    var(--accent-strong),
    hsl(calc(var(--dynamic-hue) + 16) 84% 74%)
  );
  color: #2c0718;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition:
    transform 240ms ease,
    filter 240ms ease;
}

#access-form button:focus-visible {
  transform: translateY(-1px);
  filter: brightness(1.05);
}
@media (hover: hover) and (pointer: fine) {
  #access-form button:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
  }
}

#access-form button:focus-visible,
#access-form input:focus-visible,
.secret-trigger:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.error {
  min-height: 1.2rem;
  margin: 0;
  color: #ff8f8f;
  font-size: 0.95rem;
}

.experience {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 900ms ease,
    transform 900ms ease;
}

.experience.active {
  opacity: 1;
  transform: translateY(0);
}

.hero,
.story-section {
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding-block: clamp(3rem, 7vw, 6rem);
  padding-inline: clamp(1.1rem, 5vw, 5.5rem);
  padding-inline-start: max(clamp(1.1rem, 5vw, 5.5rem), var(--safe-left));
  padding-inline-end: max(clamp(1.1rem, 5vw, 5.5rem), var(--safe-right));
  position: relative;
  z-index: 1;
}

.day-section {
  border-top: 1px solid hsl(calc(var(--dynamic-hue) + 2) 70% 78% / 0.14);
}

.hero {
  text-align: center;
  margin-inline: auto;
  max-width: 66rem;
}

.hero h2 {
  text-wrap: balance;
}

.hero h2 {
  margin: 0.3rem 0 0.9rem;
  font-size: clamp(1.7rem, 7vw, 3.4rem);
  line-height: 1.1;
}

.hero p {
  max-width: 40rem;
  margin-inline: auto;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  color: var(--accent);
}

.story-content {
  width: min(100%, 70rem);
  margin-inline: auto;
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
  align-items: center;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
}

.day-layout {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.day-heading {
  grid-column: 1 / -1;
  text-align: center;
  width: min(100%, 54rem);
  margin-inline: auto;
  direction: ltr;
}

.day-kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.76rem;
  color: hsl(calc(var(--dynamic-hue) + 8) 90% 80%);
}

.day-title {
  margin: 0.5rem 0 0;
  font-size: clamp(1.95rem, 7vw, 3.8rem);
  line-height: 1.02;
  color: hsl(calc(var(--dynamic-hue) + 16) 92% 88%);
  letter-spacing: 0.01em;
  text-shadow:
    0 10px 24px hsl(calc(var(--dynamic-hue) + 2) 80% 30% / 0.45),
    0 0 24px hsl(calc(var(--dynamic-hue) + 10) 84% 72% / 0.22);
}

.day-heading::after {
  content: "";
  display: block;
  width: min(26rem, 70%);
  height: 1px;
  margin: 1rem auto 0.25rem;
  background: linear-gradient(
    90deg,
    transparent,
    hsl(calc(var(--dynamic-hue) + 12) 92% 84% / 0.82),
    transparent
  );
}

.story-content.single-column {
  grid-template-columns: 1fr;
  max-width: 48rem;
}

.story-text h3 {
  margin: 0.35rem 0 0.7rem;
  font-size: clamp(1.3rem, 4.5vw, 2.35rem);
}

.story-text p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.64;
  overflow-wrap: anywhere;
  hyphens: auto;
}

.day-panel {
  border: 1px solid hsl(calc(var(--dynamic-hue) + 10) 84% 85% / 0.16);
  border-radius: 1rem;
  padding: clamp(1.1rem, 2.4vw, 1.7rem);
  background: linear-gradient(
    150deg,
    hsl(calc(var(--dynamic-hue) - 16) 46% 14% / 0.72),
    hsl(calc(var(--dynamic-hue) - 8) 50% 12% / 0.72)
  );
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.32);
}

.day-panel-main {
  grid-column: 1 / -1;
  min-height: clamp(11rem, 28vw, 15rem);
}

.day-panel-main p { margin: 0 0 0.9rem; }
.day-panel-main p:last-child { margin-bottom: 0; }

.day-panel-small {
  min-height: clamp(8rem, 18vw, 11rem);
}

.panel-label {
  margin: 0 0 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  color: hsl(calc(var(--dynamic-hue) + 16) 90% 86%);
}

.day-image {
  grid-column: 1 / -1;
}

.day-3-image {
  grid-column: span 1;
}

.story-image img {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow);
  width: 100%;
  height: clamp(14rem, 45vw, 30rem);
  object-fit: contain;
  object-position: center;
}

.day-4-image img {
  transform: rotate(90deg) scale(0.74);
  transform-origin: center;
}

.day-4-image {
  overflow: hidden;
  border-radius: 1rem;
}

.day-5-image {
  overflow: hidden;
  border-radius: 1rem;
}

.day-5-image img {
  transform: scale(1.85);
  transform-origin: center;
}

.day-image[hidden],
.day-image.is-image-missing {
  display: none;
}

.story-image figcaption {
  margin-top: 0.55rem;
  font-size: 0.88rem;
  color: hsl(calc(var(--dynamic-hue) + 10) 74% 84%);
  letter-spacing: 0.02em;
}

.day-mention-section {
  min-height: clamp(20rem, 52svh, 30rem);
  padding-block: clamp(1.8rem, 4vw, 2.8rem);
  align-items: start;
  border-top: 1px dashed hsl(calc(var(--dynamic-hue) + 10) 78% 82% / 0.32);
  background: linear-gradient(
    180deg,
    hsl(calc(var(--dynamic-hue) - 14) 42% 10% / 0.42),
    hsl(calc(var(--dynamic-hue) - 10) 40% 8% / 0)
  );
}

.day-mention-layout {
  max-width: 34rem;
  gap: clamp(0.65rem, 1.8vw, 1rem);
}

.day-mention-layout .day-heading {
  width: min(100%, 32rem);
}

.day-mention-layout .day-kicker {
  font-size: 0.67rem;
  letter-spacing: 0.18em;
  color: hsl(calc(var(--dynamic-hue) + 14) 82% 84% / 0.82);
}

.day-mention-layout .day-title {
  margin-top: 0.35rem;
  font-size: clamp(1.35rem, 4.6vw, 2rem);
  color: hsl(calc(var(--dynamic-hue) + 14) 86% 89%);
  text-shadow: 0 6px 16px hsl(calc(var(--dynamic-hue) + 2) 72% 26% / 0.32);
}

.day-mention-layout .day-heading::after {
  width: min(12rem, 50%);
  margin-top: 0.7rem;
  background: linear-gradient(
    90deg,
    transparent,
    hsl(calc(var(--dynamic-hue) + 14) 84% 84% / 0.56),
    transparent
  );
}

.day-panel-mention {
  min-height: 0;
  max-width: 32rem;
  margin-inline: auto;
  padding: clamp(0.85rem, 1.8vw, 1.2rem);
  border-style: dashed;
  border-color: hsl(calc(var(--dynamic-hue) + 10) 80% 84% / 0.35);
  background: linear-gradient(
    160deg,
    hsl(calc(var(--dynamic-hue) - 14) 40% 13% / 0.62),
    hsl(calc(var(--dynamic-hue) - 10) 38% 11% / 0.62)
  );
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
  transform: rotate(-0.45deg);
}

.day-panel-mention .panel-label {
  margin-bottom: 0.45rem;
  font-size: 0.69rem;
  letter-spacing: 0.12em;
}

.day-panel-mention p {
  font-size: 0.94rem;
  line-height: 1.45;
}

.conclusion-section {
  border-top: 1px solid hsl(calc(var(--dynamic-hue) + 8) 82% 84% / 0.22);
}

.conclusion-card {
  border: 1px solid hsl(calc(var(--dynamic-hue) + 14) 92% 86% / 0.24);
  border-radius: 1.15rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  background: linear-gradient(
    160deg,
    hsl(calc(var(--dynamic-hue) - 14) 48% 14% / 0.78),
    hsl(calc(var(--dynamic-hue) - 4) 54% 13% / 0.78)
  );
  box-shadow: 0 20px 52px rgba(0, 0, 0, 0.36);
  text-align: center;
}

.conclusion-card h3 {
  margin: 0.5rem 0 0.8rem;
  font-size: clamp(1.4rem, 5vw, 2.6rem);
  color: hsl(calc(var(--dynamic-hue) + 16) 92% 90%);
}

.conclusion-card p {
  color: hsl(calc(var(--dynamic-hue) + 6) 74% 86%);
}

.conclusion-card p + p {
  margin-top: 0.9rem;
}

.conclusion-signoff {
  margin-top: 1.25rem;
  font-weight: 600;
  color: hsl(calc(var(--dynamic-hue) + 18) 94% 90%);
}

.secret-trigger {
  margin: 0;
  width: fit-content;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.35rem;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.86rem;
  letter-spacing: 0.07em;
  text-transform: none;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.25);
  user-select: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.secret-trigger.unlocked {
  color: hsl(calc(var(--dynamic-hue) + 18) 88% 85%);
  border-bottom-color: hsl(calc(var(--dynamic-hue) + 18) 88% 85% / 0.6);
}

.secret-message {
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  padding: 1rem 1.1rem;
  background: rgba(44, 14, 29, 0.82);
}

.secret-message .secret-message-copy {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.45;
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 760ms ease,
    transform 760ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@supports (content-visibility: auto) {
  .story-section {
    content-visibility: auto;
    contain-intrinsic-size: 1px 980px;
  }
}

@media (max-width: 900px) {
  :root {
    --shadow: 0 14px 34px rgba(0, 0, 0, 0.34);
  }

  body {
    transition: none;
  }

  body::before {
    display: none;
  }

  .gate-card {
    backdrop-filter: none;
  }

  .story-content {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .day-layout {
    grid-template-columns: 1fr;
  }

  .hero,
  .story-section {
    min-height: auto;
    padding-block: clamp(2.75rem, 11vw, 4.5rem);
    padding-inline: clamp(0.95rem, 4vw, 1.6rem);
    padding-inline-start: max(clamp(0.95rem, 4vw, 1.6rem), var(--safe-left));
    padding-inline-end: max(clamp(0.95rem, 4vw, 1.6rem), var(--safe-right));
  }

  .day-panel-main,
  .day-panel-small {
    min-height: 0;
  }

  .day-panel {
    padding: clamp(1rem, 3.6vw, 1.35rem);
  }

  .day-mention-section {
    min-height: 0;
    padding-block: 2rem;
  }

  .day-panel-mention {
    transform: none;
  }

  .story-image img {
    height: min(64svh, 24rem);
  }

  .day-4-image img {
    transform: rotate(90deg) scale(0.84);
  }

  .day-5-image img {
    transform: scale(1.55);
  }

  .reveal {
    transform: translateY(22px);
    transition-duration: 520ms;
  }
}

@media (max-width: 600px) {
  .hero,
  .story-section {
    padding-block: 2.4rem;
  }

  .gate-card {
    width: 100%;
    padding: 1rem;
  }

  #access-form input,
  #access-form button {
    min-height: 3rem;
  }

  .panel-label {
    letter-spacing: 0.085em;
  }

  .hero p,
  .story-text p,
  .conclusion-card p {
    font-size: 1rem;
    line-height: 1.62;
  }

  .day-title {
    font-size: clamp(1.8rem, 12vw, 2.7rem);
  }

  .story-image img {
    height: min(62svh, 22rem);
  }

  .day-5-image img {
    transform: scale(1.32);
  }
}

@media (hover: none) and (pointer: coarse) {
  #access-form button {
    transition: filter 180ms ease, transform 180ms ease;
  }

  #access-form button:active {
    transform: scale(0.985);
    filter: brightness(0.97);
  }

  .secret-trigger {
    min-height: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}