/* HelioSync — website plans, in 3D. The Heliosync language: black and graphite, gold and platinum, glass panels
   with a gold rim, display type in Space Grotesk, labels in JetBrains Mono. */

@font-face { font-family: 'Space Grotesk'; src: url(../assets/fonts/space-grotesk-var.woff2) format('woff2'); font-weight: 300 700; font-display: swap; }
@font-face { font-family: 'Satoshi'; src: url(../assets/fonts/satoshi-var.woff2) format('woff2'); font-weight: 300 900; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url(../assets/fonts/jetbrains-mono-400.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Instrument Serif'; src: url(../assets/fonts/instrument-serif-400.woff2) format('woff2'); font-weight: 400; font-display: swap; }

:root {
  --ground: #07070A; --graphite: #111217; --line: rgba(255, 255, 255, 0.08);
  --ink: #F5F5F2; --muted: #9098A4; --faint: #5C636E;
  --gold: #D4AF37; --gold-hi: #F0D077; --plat: #C2C8D0; --ok: #9FE0B0;
  --metal-gold: linear-gradient(180deg, #FFF3CF 6%, #F0D077 22%, #D4AF37 48%, #BE9330 70%, #A17C26 90%);
  --metal-silver: linear-gradient(180deg, #FFFFFF 6%, #E9ECF0 22%, #C2C8D0 48%, #A8B0BA 70%, #8E97A2 90%);
  --glass: rgba(12, 12, 16, 0.74);
  --gutter: clamp(16px, 4vw, 48px);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --display: 'Space Grotesk', system-ui, sans-serif; --body: 'Satoshi', system-ui, sans-serif; --mono: 'JetBrains Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { background: var(--ground); color: var(--ink); font-family: var(--body); -webkit-font-smoothing: antialiased; }
body { overflow-x: clip; }
body.is-walking { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
.shell { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: var(--gutter); }
.eyebrow { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5em; padding: 0.95em 1.5em; border-radius: 999px;
  font: 600 0.92rem/1 var(--display); letter-spacing: 0.01em; text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s; }
.btn--gold { background: var(--metal-gold); color: #1a1306; box-shadow: 0 10px 30px rgba(212, 175, 55, 0.25); }
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(212, 175, 55, 0.4); }
.btn--ghost { background: rgba(255, 255, 255, 0.04); color: var(--ink); border-color: rgba(212, 175, 55, 0.45); }
.btn--ghost:hover { background: rgba(212, 175, 55, 0.12); }
.btn--sm { padding: 0.7em 1.1em; font-size: 0.82rem; }
.btn:focus-visible, .switch button:focus-visible, .tier:focus-visible, .rail a:focus-visible { outline: 2px solid var(--gold-hi); outline-offset: 3px; }

/* header */
.bar { position: fixed; z-index: 30; top: 0; left: 0; right: 0; display: flex; align-items: center; gap: 18px; padding: 14px var(--gutter);
  background: linear-gradient(180deg, rgba(7, 7, 10, 0.8), transparent); transition: opacity .4s; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand__mark { width: 34px; height: 34px; }
.brand__word { font: 700 1.02rem var(--display); letter-spacing: 0.16em; }
.helio { background: var(--metal-gold); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sync { background: var(--metal-silver); -webkit-background-clip: text; background-clip: text; color: transparent; }
.bar__tag { font: 400 0.68rem var(--mono); letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted); }
.bar .btn { margin-left: auto; }
body.is-walking .bar { opacity: 0; pointer-events: none; }

/* ── the run: pinned while the four plans pass ── */
.run { position: relative; height: 560vh; }
.run__pin { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.scene, .scene-still { position: absolute; inset: 0; width: 100%; height: 100%; }
.scene-still { pointer-events: none; }
.scene { display: block; touch-action: pan-y pinch-zoom; }
.scene-still { object-fit: cover; opacity: 0; transition: opacity .6s; }
html.no-gl .scene-still { opacity: .9; }
html.no-gl .scene { display: none; }
body.is-walking .scene { touch-action: none; cursor: grab; }

.intro { position: absolute; left: var(--gutter); bottom: clamp(40px, 10vh, 110px); max-width: 620px; z-index: 5; transition: opacity .6s var(--ease), transform .6s var(--ease); }
.intro__title { margin: 14px 0 18px; font: 600 clamp(2.4rem, 1.4rem + 4vw, 5rem)/0.98 var(--display); letter-spacing: -0.03em; }
.intro__lede { max-width: 46ch; color: var(--plat); font-size: 1.02rem; line-height: 1.6; }
.intro__cue { display: flex; align-items: center; gap: 12px; margin-top: 26px; font: 400 0.68rem var(--mono); letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted); }
.cue { width: 22px; height: 36px; border: 1px solid rgba(212, 175, 55, 0.6); border-radius: 12px; position: relative; }
.cue::after { content: ''; position: absolute; left: 50%; top: 7px; width: 3px; height: 7px; margin-left: -1.5px; border-radius: 2px; background: var(--gold); animation: cue 1.8s var(--ease) infinite; }
@keyframes cue { 0% { transform: translateY(0); opacity: 1 } 70% { transform: translateY(12px); opacity: 0 } 100% { opacity: 0 } }
.run[data-stage]:not([data-stage='0']) .intro { opacity: 0; transform: translateY(-30px); pointer-events: none; }

/* the rail */
.rail { position: absolute; z-index: 6; left: var(--gutter); top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 18px;
  padding-left: 18px; font: 500 0.7rem var(--display); letter-spacing: 0.2em; text-transform: uppercase; opacity: 0; transition: opacity .5s; }
.run[data-stage]:not([data-stage='0']) .rail { opacity: 1; }
.rail a { text-decoration: none; color: var(--faint); display: flex; gap: 10px; transition: color .3s; }
.rail a span { font-family: var(--mono); letter-spacing: 0.1em; }
.rail a[aria-current='true'] { color: var(--gold-hi); }
.rail__bar { position: absolute; left: 0; top: 0; bottom: 0; width: 1px; background: var(--line); }
.rail__fill { position: absolute; left: 0; top: 0; width: 1px; height: calc(var(--p, 0) * 100%); background: var(--gold); }

/* the cards */
.cards { position: absolute; z-index: 7; right: var(--gutter); top: 0; bottom: 0; width: min(440px, 38vw); pointer-events: none; }
.card { position: absolute; left: 0; right: 0; top: 50%; max-height: calc(100svh - 140px); overflow: auto; overscroll-behavior: contain;
  padding: 26px 26px 0; border-radius: 22px; background: var(--glass); border: 1px solid rgba(212, 175, 55, 0.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.2); backdrop-filter: blur(14px) saturate(1.2);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  opacity: 0; transform: translateY(calc(-50% + 40px)) scale(.98); visibility: hidden;
  transition: opacity .55s var(--ease), transform .7s var(--ease), visibility 0s linear .6s; scrollbar-width: thin; scrollbar-color: rgba(212,175,55,.4) transparent; }
.card[data-active] { opacity: 1; transform: translateY(-50%); visibility: visible; pointer-events: auto; transition-delay: 0s; }
.card__kind { font: 400 0.68rem var(--mono); letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold); }
.card__name { margin: 6px 0 6px; font: 600 2.4rem/1 var(--display); letter-spacing: -0.02em; }
.card__line { color: var(--plat); font-size: 0.94rem; line-height: 1.55; }
.card__line strong { color: var(--ink); font-weight: 600; }
.card__line em { color: var(--gold-hi); font-style: normal; }
.card__list { list-style: none; margin: 16px 0 18px; display: grid; gap: 8px; font-size: 0.9rem; }
.card__list li { position: relative; padding-left: 24px; line-height: 1.4; }
.card__list li::before { content: ''; position: absolute; left: 2px; top: 0.36em; width: 10px; height: 6px; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg); }
.card__list li.card__plus { padding-left: 0; font-weight: 600; color: var(--ink); }
.card__list li.card__plus::before { display: none; }
.card__list--two { grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.card__list--two li { font-weight: 600; }
.card__list--two small { display: block; margin-top: 3px; font-weight: 400; font-size: 0.78rem; line-height: 1.4; color: var(--muted); }
.card__note { font-size: 0.78rem; line-height: 1.5; color: var(--muted); margin: 10px 0 4px; }
.card__cta { width: 100%; }
.card__row { display: flex; gap: 10px; flex-wrap: wrap; }
.card__row .btn { flex: 1 1 auto; }
.pill { display: inline-block; padding: 6px 12px; border-radius: 999px; background: linear-gradient(90deg, #F0A93A, #E0752E); color: #1a0e02; font-weight: 600; letter-spacing: 0.2em; }
.card--flagship { border-color: rgba(240, 169, 58, 0.55); background: linear-gradient(160deg, rgba(20, 22, 40, 0.84), rgba(10, 10, 16, 0.84)); }

/* price block (built by js from data-tiers) */
.price { border-top: 1px dashed rgba(255, 255, 255, 0.12); padding-top: 14px; }
.price__label { font: 400 0.64rem var(--mono); letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted); }
.tiers { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 12px; }
.tier { padding: 6px 11px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, 0.14); background: transparent; color: var(--plat);
  font: 500 0.76rem var(--display); cursor: pointer; transition: all .25s; }
.tier[aria-pressed='true'] { border-color: var(--gold); color: #1a1306; background: var(--gold-hi); }
.amount { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.amount__pay { font: 700 2.1rem/1 var(--display); letter-spacing: -0.02em; }
.amount__was { color: var(--faint); text-decoration: line-through; font-size: 0.95rem; }
.amount__off { padding: 4px 8px; border-radius: 6px; background: #E0572E; color: #fff; font: 600 0.66rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.amount__save { width: 100%; margin-top: 6px; font-size: 0.8rem; color: var(--ok); }
.amount__quote { font: 600 1.4rem var(--display); color: var(--gold-hi); }
.maint { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.maint__v { font: 600 1.3rem var(--display); }
.maint__v small { font-size: 0.8rem; color: var(--muted); font-weight: 400; }
.maint__alt { width: 100%; font: 400 0.72rem var(--mono); color: var(--ok); letter-spacing: 0.04em; }

/* labels the js places over the 3D */
.nodes { position: absolute; inset: 0; z-index: 4; pointer-events: none; }
.node { position: absolute; left: 0; top: 0; padding: 7px 12px; border-radius: 999px; white-space: nowrap; background: rgba(10, 10, 14, 0.78);
  border: 1px solid rgba(212, 175, 55, 0.55); font: 500 0.74rem var(--display); color: var(--gold-hi); opacity: 0; transition: opacity .4s;
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.25); }
.here { position: absolute; left: 0; top: 0; z-index: 4; padding: 7px 14px; border-radius: 999px; background: var(--gold-hi); color: #1a1306;
  font: 600 0.7rem var(--mono); letter-spacing: 0.2em; text-transform: uppercase; opacity: 0; pointer-events: none; transition: opacity .4s;
  border: 0; cursor: pointer; box-shadow: 0 0 0 0 rgba(242, 208, 107, .5); animation: here-pulse 2.2s ease-out infinite; }
@keyframes here-pulse { 70% { box-shadow: 0 0 0 12px rgba(242, 208, 107, 0); } 100% { box-shadow: 0 0 0 0 rgba(242, 208, 107, 0); } }
.scene.is-door { cursor: pointer; }
/* the card's booking row stays in reach while the card scrolls */
.card__row { position: sticky; bottom: 0; z-index: 1; margin: 12px -26px 0; padding: 22px 26px 22px;
  background: linear-gradient(to bottom, rgba(16, 15, 15, 0), rgb(16, 15, 15) 18px); }
.card__row .btn--ghost { background: rgba(24, 22, 20, .96); }

/* walking */
.walk[hidden] { display: none; }
.walk { position: absolute; z-index: 12; top: 18px; left: 0; right: 0; display: flex; justify-content: center; align-items: center; gap: 14px; flex-wrap: wrap; padding: 0 var(--gutter); }
.walk__hint { padding: 9px 14px; border-radius: 999px; background: rgba(10, 10, 14, 0.8); border: 1px solid var(--line); font-size: 0.8rem; color: var(--plat); }
.walk kbd { display: inline-block; min-width: 20px; padding: 1px 5px; margin: 0 1px; border-radius: 4px; border: 1px solid rgba(255, 255, 255, 0.25); font: 500 0.7rem var(--mono); text-align: center; }
body.is-walking .cards, body.is-walking .card, body.is-walking .rail, body.is-walking .intro, body.is-walking .nodes, body.is-walking .here { opacity: 0 !important; pointer-events: none !important; }

/* ── after the run ── */
.offer { background: linear-gradient(95deg, #F0A93A, #E0572E); color: #1a0a02; }
.offer__inner { display: flex; align-items: center; gap: clamp(18px, 4vw, 48px); padding-block: 34px; }
.offer__big { font: 700 clamp(3rem, 2rem + 4vw, 5.5rem)/0.9 var(--display); display: flex; align-items: flex-start; color: #fff; }
.offer__big span { font-size: 0.34em; line-height: 1.05; margin: 0.25em 0 0 0.1em; }
.offer .eyebrow { color: #2a0f00; }
.offer__title { font: 700 clamp(1.3rem, 1rem + 1.2vw, 2rem)/1.15 var(--display); margin: 6px 0 6px; }
.offer__line { font-size: 0.95rem; }

.sheet { padding-block: clamp(56px, 9vw, 110px); border-bottom: 1px solid var(--line); }
.sheet__head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 28px; }
.sheet__title { width: 100%; max-width: 20ch; font: 600 clamp(1.8rem, 1.2rem + 2vw, 2.8rem)/1.05 var(--display); letter-spacing: -0.02em; margin-top: 10px; }
.switch { display: inline-flex; padding: 4px; border-radius: 999px; border: 1px solid rgba(212, 175, 55, 0.4); background: rgba(255, 255, 255, 0.03); }
.switch button { padding: 9px 16px; border: 0; border-radius: 999px; background: transparent; color: var(--plat); font: 600 0.82rem var(--display); cursor: pointer; }
.switch button[aria-pressed='true'] { background: var(--metal-gold); color: #1a1306; }
.table-wrap { overflow-x: auto; border-radius: 18px; border: 1px solid var(--line); }
.table { width: 100%; border-collapse: collapse; min-width: 640px; font-size: 0.95rem; }
.table th, .table td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.table thead th { font: 400 0.66rem var(--mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); background: rgba(255, 255, 255, 0.02); }
.table tbody th { font-weight: 600; }
.table .gold { color: var(--gold-hi); font-weight: 700; }
.table tr:last-child th, .table tr:last-child td { border-bottom: 0; }
.three { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(24px, 4vw, 56px); }
.ticks, .terms { list-style: none; margin-top: 16px; display: grid; gap: 10px; font-size: 0.94rem; color: var(--plat); }
.ticks li { position: relative; padding-left: 24px; }
.ticks li::before { content: ''; position: absolute; left: 2px; top: 0.36em; width: 10px; height: 6px; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg); }
.ticks--no li::before { width: 11px; height: 0; top: 0.62em; border: 0; border-top: 2px solid #E0572E; transform: none; }
.terms li { padding-left: 14px; border-left: 1px solid rgba(212, 175, 55, 0.4); line-height: 1.5; }

.close { padding-block: clamp(70px, 11vw, 140px); background: radial-gradient(ellipse 70% 60% at 50% 100%, rgba(212, 175, 55, 0.14), transparent 70%); text-align: center; }
.close__title { font: 600 clamp(2rem, 1.2rem + 3vw, 3.6rem)/1.02 var(--display); letter-spacing: -0.02em; margin: 12px 0 10px; }
.close__tag { font: 400 1.3rem 'Instrument Serif', serif; color: var(--gold-hi); }
.close__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 40px 0 26px; text-align: left; }
.contact { display: flex; flex-direction: column; gap: 6px; padding: 18px; border-radius: 16px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.02);
  text-decoration: none; font: 600 0.95rem var(--display); word-break: break-word; transition: border-color .3s, transform .3s var(--ease); }
.contact:hover { border-color: rgba(212, 175, 55, 0.6); transform: translateY(-2px); }
.contact span, .close__office span { font: 400 0.64rem var(--mono); letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold); }
.close__office { display: flex; flex-direction: column; gap: 6px; color: var(--plat); font-size: 0.92rem; }
.foot { padding: 26px var(--gutter) 34px; text-align: center; font-size: 0.78rem; color: var(--faint); display: grid; gap: 4px; }

/* ── narrow screens: the card becomes a bottom sheet over the 3D ── */
@media (max-width: 900px) {
  .bar__tag { display: none; }
  .rail { display: none; }
  .cards { left: 10px; right: 10px; width: auto; top: auto; bottom: 10px; height: 58svh; }
  .card { top: auto; bottom: 0; max-height: 58svh; padding: 20px 18px 0; transform: translateY(40px); }
  .card[data-active] { transform: none; }
  .card__name { font-size: 2rem; }
  .card__list--two { grid-template-columns: 1fr; }
  /* the booking button stays in reach while the sheet scrolls */
  /* on a phone the sheet leads with the price, then the details */
  .card { display: flex; flex-direction: column; }
  .card > * { order: 5; flex-shrink: 0; }
  .card__kind, .card__name, .card__line { order: 0; }
  .card > .price { order: 1; margin-top: 14px; }
  .card > .card__note { order: 2; }
  .card > .maint { order: 3; }
  .card > .card__row { order: 9; }
  .card > .card__list { margin: 18px 0 6px; padding-top: 16px; border-top: 1px solid var(--line); }
  .card__row { margin: 10px -18px 0; padding: 20px 18px 16px; }
  .intro { bottom: 40px; right: var(--gutter); }
  .three { grid-template-columns: 1fr; }
  .close__grid { grid-template-columns: 1fr 1fr; }
  .offer__inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 520px) { .close__grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { * { transition-duration: 0s !important; animation: none !important; } }