:root {
  --green: #0e2420;
  --cream: #e5fff6;
  --mist: #b7efe0;
  --gold: #3ddec0;
  --ink: #1c2421;
  --shadow: 0 28px 56px rgba(0, 0, 0, 0.32);
  --measure: 640px;
  --wrap: 1120px;
  --radius: 18px;
  --reel: 120px;
}

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

html {
  scroll-behavior: smooth;
}

html.atrium--lock,
html.atrium--lock body {
  overflow: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Manrope, "Segoe UI", sans-serif;
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--cream);
  background:
    radial-gradient(1100px 420px at 50% -12%, rgba(196, 165, 116, 0.09), transparent 62%),
    var(--green);
}

body,
h1,
h2,
h3,
p,
ul,
ol,
figure,
dl,
dd {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

img {
  max-width: 100%;
  height: auto;
}

button,
input {
  font: inherit;
  color: inherit;
}

a {
  color: var(--cream);
  text-decoration-color: var(--gold);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--gold);
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

::selection {
  background: var(--gold);
  color: var(--green);
}

[hidden] {
  display: none !important;
}

.atrium__skip {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 80;
  transform: translateY(-160%);
  background: var(--cream);
  color: var(--ink);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 6px;
}

.atrium__skip:focus {
  transform: none;
}

.atrium__head {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(14, 36, 32, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(196, 165, 116, 0.35);
}

.atrium__bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  width: min(var(--wrap), calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
}

.atrium__logo {
  color: var(--cream);
  text-decoration: none;
  font-family: "Instrument Serif", Palatino, "Palatino Linotype", serif;
  font-size: 1.45rem;
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0;
}

.atrium__logo small {
  display: block;
  margin-top: 4px;
  font-family: Manrope, "Segoe UI", sans-serif;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.atrium__toggle {
  display: none;
  margin-left: auto;
  background: transparent;
  color: var(--cream);
  border: 1px solid var(--gold);
  border-radius: 6px;
  padding: 8px 12px;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.atrium__panel {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.atrium__nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.atrium__nav a,
.atrium__foot-nav a {
  color: var(--cream);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.94rem;
}

.atrium__nav a[aria-current="page"],
.atrium__foot-nav a[aria-current="page"] {
  color: var(--gold);
  box-shadow: inset 0 -1px 0 var(--gold);
}

.atrium__nav a:hover,
.atrium__foot-nav a:hover {
  color: var(--gold);
}

.atrium__stores {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.atrium__store img {
  display: block;
  height: 40px;
  width: auto;
}

.atrium__head .atrium__store img {
  height: 32px;
}

.atrium__main {
  padding: 36px 0 72px;
}

.atrium__main > * + * {
  margin-top: 72px;
}

.atrium__wrap {
  width: min(var(--wrap), calc(100% - 40px));
  margin-left: auto;
  margin-right: auto;
}

.atrium__intro,
.atrium__bridge,
.atrium__cta,
.atrium__prose {
  width: min(var(--measure), calc(100% - 40px));
  margin-left: auto;
  margin-right: auto;
}

.atrium__kicker {
  margin: 0 0 14px;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.atrium__kicker::after {
  content: "";
  display: block;
  width: 36px;
  height: 1px;
  margin-top: 10px;
  background: var(--gold);
}

.atrium__cta .atrium__kicker::after,
.atrium__intro .atrium__kicker::after {
  margin-left: auto;
  margin-right: auto;
}

h1,
h2,
h3,
.atrium__slot-title,
.atrium__logo {
  font-family: "Instrument Serif", Palatino, "Palatino Linotype", serif;
  font-weight: 400;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.4rem, 5.4vw, 4.5rem);
  line-height: 1.08;
  color: var(--cream);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  line-height: 1.15;
  color: var(--cream);
}

h3 {
  font-size: 1.7rem;
  line-height: 1.2;
  color: var(--ink);
}

.atrium__lead,
.atrium__intro p,
.atrium__bridge,
.atrium__prose p,
.atrium__prose li,
.atrium__feature p {
  color: var(--mist);
}

.atrium__intro p + p,
.atrium__prose p + p,
.atrium__lead + .atrium__tags,
.atrium__feature p {
  margin-top: 1em;
}

.atrium__hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.atrium__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 22px 0;
}

.atrium__tags li {
  border: 1px solid rgba(196, 165, 116, 0.7);
  border-radius: 4px;
  padding: 6px 10px;
  font-size: 0.8rem;
  font-weight: 500;
}

.atrium__portrait {
  margin: 0;
  justify-self: end;
}

.atrium__portrait img,
.atrium__slider-slide img,
.atrium__frames img {
  display: block;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.atrium__portrait img {
  width: min(320px, 100%);
}

.atrium__section-head {
  max-width: 640px;
  margin-bottom: 28px;
}

.atrium__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.atrium__card {
  background: var(--mist);
  color: var(--ink);
  border: 1px solid transparent;
  border-top: 1px solid var(--gold);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.atrium__card p {
  margin-top: 12px;
  color: var(--ink);
}

.atrium__card:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.atrium__slider {
  touch-action: pan-y;
}

.atrium__slider-view {
  overflow: hidden;
}

.atrium__slider-track {
  display: flex;
}

.atrium__slider-slide {
  flex: 0 0 100%;
  min-width: 100%;
  margin: 0;
  display: grid;
  justify-items: center;
  gap: 14px;
}

.atrium__slider-slide img {
  width: auto;
  height: min(68vh, 620px);
  max-width: 100%;
}

.atrium__slider-slide figcaption {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold);
}

.atrium__slider-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 18px;
}

.atrium__slider-count {
  min-width: 7ch;
  text-align: center;
  letter-spacing: 0.14em;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--gold);
}

.atrium__slider-dots,
.atrium__slider-thumbs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 14px;
}

.atrium__slider-dot,
.atrium__thumb,
.atrium__step,
.atrium__btn {
  cursor: pointer;
}

.atrium__slider-dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border: 1px solid var(--gold);
  border-radius: 2px;
  background: transparent;
}

.atrium__slider-dot[aria-current="true"],
.atrium__thumb[aria-current="true"] {
  background: var(--gold);
  border-color: var(--gold);
}

.atrium__thumb {
  padding: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  line-height: 0;
}

.atrium__thumb img {
  display: block;
  height: 72px;
  width: auto;
  border-radius: 8px;
  box-shadow: none;
}

.atrium__aside {
  width: min(760px, calc(100% - 40px));
  margin-left: auto;
  margin-right: auto;
  background: var(--mist);
  color: var(--ink);
  border-radius: var(--radius);
  border-top: 1px solid var(--gold);
  padding: 28px 32px;
}

.atrium__aside p {
  color: var(--ink);
}

.atrium__cta {
  text-align: center;
}

.atrium__cta .atrium__stores,
.atrium__prose .atrium__stores,
.atrium__hero .atrium__stores {
  margin-top: 18px;
}

.atrium__cta .atrium__stores,
.atrium__hero .atrium__stores {
  justify-content: flex-start;
}

.atrium__cta .atrium__stores {
  justify-content: center;
}

.atrium__feature h2 + p,
.atrium__feature h2 {
  max-width: 680px;
}

.atrium__feature h2 + h2,
.atrium__offers {
  margin-top: 36px;
}

.atrium__offers {
  list-style: none;
}

.atrium__offers li {
  padding: 16px 0 16px 16px;
  box-shadow: inset 1px 0 0 var(--gold);
}

.atrium__offers li + li {
  margin-top: 8px;
}

.atrium__frames {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.atrium__frames figure {
  margin: 0;
}

.atrium__prose h1 {
  margin-bottom: 8px;
}

.atrium__prose h2 {
  margin-top: 48px;
  margin-bottom: 12px;
}

.atrium__prose .atrium__lead {
  margin-top: 12px;
}

.atrium__prose ul {
  margin: 12px 0 0 1.1em;
}

.atrium__prose li + li {
  margin-top: 8px;
}

.atrium__prose a,
.atrium__aside a,
.atrium__card a,
.atrium__slot a,
.atrium__cookies a,
.atrium__age a {
  color: var(--green);
}

.atrium__prose a {
  color: var(--cream);
}

code {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.92em;
}

.atrium__foot {
  border-top: 1px solid rgba(196, 165, 116, 0.35);
  padding: 40px 0 56px;
}

.atrium__foot-row {
  display: grid;
  gap: 18px;
  justify-items: start;
}

.atrium__colophon {
  color: var(--mist);
}

.atrium__foot-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

#atrium-bell {
  scroll-margin-top: 96px;
}

.atrium__slot {
  --reel: 120px;
  width: min(760px, 100%);
  margin: 0 auto;
  background: var(--cream);
  color: var(--ink);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  padding: 32px 32px 28px;
  scroll-margin-top: 96px;
}

.atrium__slot-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--gold);
}

.atrium__slot-title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--ink);
  line-height: 1;
}

.atrium__slot-badge {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 3px;
}

.atrium__slot-reels {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
  padding: 12px;
  overflow: hidden;
  background: var(--mist);
  border: 1px solid var(--gold);
  border-radius: 12px;
}

.atrium__slot-view {
  height: var(--reel);
  overflow: hidden;
  background: #d9f7ef;
}

.atrium__slot-strip {
  display: flex;
  flex-direction: column;
  will-change: transform;
}

.atrium__slot-strip img {
  width: 100%;
  height: var(--reel);
  object-fit: contain;
  padding: 10px;
  display: block;
}

.atrium__slot-reels::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent 32%, rgba(196, 165, 116, 0.55) 50%, transparent 68%);
  transform: translateX(-130%);
  pointer-events: none;
  opacity: 0;
}

.atrium__slot--win .atrium__slot-reels::after {
  opacity: 1;
  animation: atrium-shimmer 900ms ease;
}

@keyframes atrium-shimmer {
  from { transform: translateX(-130%); }
  to { transform: translateX(130%); }
}

.atrium__slot-msg {
  min-height: 1.5em;
  margin-top: 12px;
  font-weight: 600;
  color: var(--green);
}

.atrium__slot-meters {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.atrium__slot-meters div {
  padding-top: 8px;
  border-top: 1px solid var(--gold);
}

.atrium__slot-meters dt {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.atrium__slot-meters dd {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  font-family: "Instrument Serif", Palatino, serif;
  font-size: 1.85rem;
  line-height: 1;
}

.atrium__step {
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--gold);
  border-radius: 6px;
  background: transparent;
  color: var(--ink);
  line-height: 1;
}

.atrium__slot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.atrium__btn {
  appearance: none;
  border: 1px solid var(--gold);
  border-radius: 6px;
  background: transparent;
  color: var(--cream);
  padding: 12px 18px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.atrium__slot .atrium__btn,
.atrium__age .atrium__btn,
.atrium__cookies .atrium__btn {
  color: var(--ink);
}

.atrium__btn:hover {
  transform: translateY(-2px);
}

.atrium__slot .atrium__btn:hover,
.atrium__age .atrium__btn:hover,
.atrium__cookies .atrium__btn:hover {
  border-color: var(--green);
}

.atrium__btn--solid,
.atrium__slot .atrium__btn--solid,
.atrium__age .atrium__btn--solid,
.atrium__cookies .atrium__btn--solid {
  background: var(--green);
  color: var(--cream);
  border-color: var(--green);
}

.atrium__btn--solid:hover {
  color: var(--cream);
  border-color: var(--gold);
}

.atrium__btn:disabled,
.atrium__step:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.atrium__slot-note {
  margin-top: 18px;
  font-size: 0.88rem;
  line-height: 1.55;
  color: #3c4743;
}

.atrium__slot-note ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 4px 12px;
  margin: 10px 0;
}

.atrium__slot-note p + p {
  margin-top: 8px;
}

.atrium__age {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(8, 18, 16, 0.72);
}

.atrium--age-ok .atrium__age {
  display: none !important;
}

.atrium__age-card,
.atrium__cookies {
  background: var(--cream);
  color: var(--ink);
  border-radius: var(--radius);
  border-top: 1px solid var(--gold);
  box-shadow: var(--shadow);
}

.atrium__age-card {
  width: min(440px, 100%);
  padding: 36px 32px;
}

.atrium__age-card h2 {
  color: var(--ink);
  font-size: 2.2rem;
}

.atrium__age-card p {
  margin-top: 12px;
  color: var(--ink);
}

.atrium__age-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.atrium__cookies {
  position: fixed;
  z-index: 55;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(880px, calc(100% - 32px));
  padding: 16px 18px;
}

.atrium__cookies p {
  color: var(--ink);
}

.atrium__cookies a {
  color: var(--green);
}

@media (max-width: 979px) {
  .atrium__toggle {
    display: inline-flex;
  }

  .atrium__panel {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    margin: 0;
    padding: 8px 20px 22px;
    background: rgba(14, 36, 32, 0.96);
    border-bottom: 1px solid rgba(196, 165, 116, 0.4);
  }

  .atrium__panel--open {
    display: flex;
  }

  .atrium__nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    width: 100%;
  }
}

@media (min-width: 980px) {
  .atrium__panel,
  .atrium__panel--open {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    background: transparent;
    border: 0;
    padding: 0;
    margin-left: auto;
  }
}

@media (max-width: 800px) {
  .atrium__hero-grid,
  .atrium__grid {
    grid-template-columns: 1fr;
  }

  .atrium__portrait {
    justify-self: center;
  }

  .atrium__main > * + * {
    margin-top: 48px;
  }
}

@media (max-width: 720px) {
  .atrium__frames {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .atrium__frames img {
    width: min(100%, 320px);
  }

  .atrium__slot {
    padding: 24px 16px;
  }

  .atrium__slot-meters,
  .atrium__slot-note ul {
    grid-template-columns: 1fr;
  }

  .atrium__cookies,
  .atrium__slot-actions,
  .atrium__age-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .atrium__card,
  .atrium__aside {
    padding: 24px 20px;
  }
}

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

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

  .atrium__slot--win .atrium__slot-reels::after {
    animation: none;
    opacity: 0.28;
    transform: none;
  }
}