:root {
  --ink: #0b080c;
  --ink-soft: #120d13;
  --paper: #f2eee8;
  --paper-muted: #c7c0bf;
  --hot: #f52272;
  --hot-deep: #bd124e;
  --lilac: #d8c5fa;
  --line: rgba(242, 238, 232, .18);
  --max: 1240px;
  --serif: 'Noto Serif SC', Georgia, serif;
  --sans: 'Manrope', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --mono: 'DM Mono', 'SFMono-Regular', Consolas, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; background: var(--ink); }
body { margin: 0; color: var(--paper); background: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
body::before { content: ''; position: fixed; inset: 0; z-index: -2; pointer-events: none; background: radial-gradient(circle at 75% 9%, rgba(242, 34, 112, .12), transparent 29rem), radial-gradient(circle at 5% 52%, rgba(106, 44, 117, .09), transparent 30rem); }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
img { display: block; max-width: 100%; }
::selection { color: var(--ink); background: var(--hot); }
.skip-link { position: fixed; z-index: 20; top: -100px; left: 1rem; padding: .65rem 1rem; color: var(--ink); background: var(--paper); }
.skip-link:focus { top: 1rem; }

.site-shell { overflow: hidden; }
.section-pad { width: min(var(--max), calc(100% - 8vw)); margin-inline: auto; }
.narrow { max-width: 940px; }
.topbar { width: min(var(--max), calc(100% - 8vw)); min-height: 90px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 2rem; border-bottom: 1px solid var(--line); }
.brand { display: block; width: 116px; transition: opacity .2s ease; }
.brand:hover { opacity: .75; }
.brand img { width: 100%; height: auto; }
.topnav { display: flex; gap: clamp(1.2rem, 3vw, 3rem); margin-left: auto; color: var(--paper-muted); font-size: .77rem; letter-spacing: .08em; }
.topnav a, .topbar-cta { transition: color .2s ease; }
.topnav a:hover, .topnav a:focus-visible { color: var(--paper); }
.topbar-cta { display: inline-flex; align-items: center; gap: .55rem; color: var(--paper); font-size: .78rem; font-weight: 700; letter-spacing: .06em; }
.topbar-cta span, .text-link span, .button span { color: var(--hot); font-size: 1.1em; }

.hero { min-height: 690px; display: grid; grid-template-columns: minmax(0, .86fr) minmax(390px, 1.14fr); align-items: center; gap: clamp(2rem, 7vw, 7rem); padding-top: clamp(4rem, 10vw, 8rem); padding-bottom: clamp(4rem, 8vw, 7rem); }
.eyebrow, .section-kicker { margin: 0 0 1.5rem; color: var(--hot); font-family: var(--mono); font-size: .68rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow-dot { display: inline-block; width: 7px; height: 7px; margin-right: .5rem; border-radius: 99px; background: var(--hot); box-shadow: 0 0 0 5px rgba(245, 34, 114, .12); vertical-align: 1px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-weight: 600; }
h1, h2 { letter-spacing: -.065em; line-height: 1.06; }
h1 { max-width: 590px; margin-bottom: 1.75rem; font-family: var(--serif); font-size: clamp(2rem, 4vw, 4.25rem); }
h1 em, h2 em { color: var(--hot); font-style: normal; }
h1 em { display: block; }
.hero-lede { max-width: 390px; margin-bottom: 2rem; color: var(--paper-muted); font-size: .97rem; }
.hero-actions { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: .75rem; padding: .72rem 1.25rem; border: 1px solid transparent; cursor: pointer; font-size: .79rem; font-weight: 700; letter-spacing: .035em; transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--hot); box-shadow: 0 12px 30px rgba(245, 34, 114, .18); }
.button-primary:hover, .button-primary:focus-visible { background: #ff478a; }
.button-ghost { border-color: var(--line); color: var(--paper); }
.button-ghost:hover, .button-ghost:focus-visible { border-color: var(--paper-muted); background: rgba(255,255,255,.04); }
.hero-note { margin: 1.3rem 0 0; color: #82757f; font-family: var(--mono); font-size: .65rem; letter-spacing: .04em; }
.hero-note span { margin-right: .4rem; color: var(--hot); }
.hero-art { position: relative; min-height: 510px; display: grid; place-items: center; }
.hero-image-wrap { position: relative; z-index: 2; width: min(100%, 560px); aspect-ratio: 1.06 / 1; overflow: hidden; border-radius: 50% 50% 3% 50%; transform: rotate(4deg); box-shadow: 24px 25px 0 rgba(245, 34, 114, .16), 0 30px 60px rgba(0,0,0,.36); background: var(--hot-deep); }
.hero-image-wrap img { width: 100%; height: 100%; object-fit: cover; object-position: center; transform: rotate(-4deg) scale(1.15); filter: saturate(1.08) contrast(1.04); }
.hero-image-shade { position: absolute; inset: 0; background: linear-gradient(145deg, rgba(10, 6, 12, .14), transparent 45%, rgba(8,3,11,.58)); }
.hero-stamp { position: absolute; top: 11%; right: 9%; width: 73px; height: 73px; display: grid; place-content: center; border: 1px solid rgba(255,255,255,.55); border-radius: 50%; color: white; font-family: var(--mono); font-size: .58rem; line-height: 1.25; letter-spacing: .06em; text-align: center; transform: rotate(15deg); }
.hero-stamp span { color: var(--lilac); font-size: .48rem; }
.hero-art-caption { position: absolute; bottom: 8%; left: 10%; display: flex; align-items: start; gap: .8rem; color: #fff; transform: rotate(-4deg); }
.hero-art-caption span { padding-top: .35rem; color: var(--hot); font-family: var(--mono); font-size: .66rem; }
.hero-art-caption b { font-size: .85rem; letter-spacing: .16em; line-height: 1.25; }
.hero-orbit { position: absolute; z-index: 1; border: 1px solid rgba(245,34,114,.46); border-radius: 50%; pointer-events: none; }
.orbit-one { width: 112%; height: 68%; transform: rotate(-38deg); }
.orbit-two { width: 88%; height: 88%; border-color: rgba(216,197,250,.25); transform: rotate(38deg); }

.ticker { overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--paper-muted); font-family: var(--mono); font-size: .65rem; letter-spacing: .17em; white-space: nowrap; }
.ticker-track { width: max-content; display: flex; align-items: center; gap: 1.8rem; padding: 1rem 0; animation: ticker 26s linear infinite; }
.ticker i { color: var(--hot); font-style: normal; }
@keyframes ticker { to { transform: translateX(-33.333%); } }

.intro { padding-top: clamp(6rem, 13vw, 11rem); padding-bottom: clamp(6rem, 12vw, 10rem); }
.intro-grid, .faq-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 8vw, 8rem); align-items: end; }
h2 { margin-bottom: 1.5rem; font-family: var(--serif); font-size: clamp(2.5rem, 5vw, 5rem); }
h2 span { color: var(--paper-muted); }
.intro-body { padding-bottom: .3rem; color: var(--paper-muted); }
.intro-body p { max-width: 400px; margin-bottom: 1.75rem; }
.text-link { display: inline-flex; align-items: center; gap: .5rem; border-bottom: 1px solid var(--hot); padding-bottom: .28rem; color: var(--paper); font-size: .78rem; font-weight: 700; letter-spacing: .05em; transition: color .2s ease; }
.text-link:hover, .text-link:focus-visible { color: var(--hot); }

.library { padding-top: 1rem; padding-bottom: clamp(6rem, 11vw, 10rem); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 2.8rem; }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p { margin: 0 0 .7rem; color: #8f828c; font-family: var(--mono); font-size: .62rem; line-height: 1.7; text-align: right; }
.section-heading strong { color: var(--hot); font-weight: 500; }
.story-grid { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 1.1rem; align-items: end; }
.story-card { display: block; }
.story-card-large { grid-row: span 2; }
.story-image { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: var(--ink-soft); }
.story-card-large .story-image { aspect-ratio: 4 / 5.8; }
.story-image::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8, 3, 10, .04), rgba(8, 3, 10, .62)); opacity: .6; transition: opacity .35s ease; }
.story-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s cubic-bezier(.2,.75,.25,1); }
.story-card:hover .story-image img, .story-card:focus-visible .story-image img { transform: scale(1.06); }
.story-card:hover .story-image::after, .story-card:focus-visible .story-image::after { opacity: .25; }
.story-index { position: absolute; z-index: 1; top: 1rem; left: 1rem; color: white; font-family: var(--mono); font-size: .65rem; }
.story-meta { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.story-meta h3 { margin: 0; color: var(--paper); font-family: var(--serif); font-size: 1.15rem; }
.story-meta p { margin: .18rem 0 0; color: #8f828c; font-family: var(--mono); font-size: .56rem; letter-spacing: .1em; }
.story-arrow { color: var(--hot); font-size: 1.15rem; }
.library-foot { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1.6rem; color: #80747e; font-size: .74rem; }
.library-foot .text-link { flex: 0 0 auto; }

.checkin { padding-bottom: clamp(6rem, 12vw, 10rem); }
.checkin-panel { position: relative; min-height: 470px; display: grid; grid-template-columns: 1fr .9fr; align-items: center; gap: 2rem; overflow: hidden; padding: clamp(2rem, 7vw, 6rem); border: 1px solid rgba(245, 34, 114, .46); background: linear-gradient(118deg, #171019 0%, #24101e 52%, #120b15 100%); }
.checkin-panel::before { content: ''; position: absolute; width: 50%; aspect-ratio: 1; left: 35%; top: -64%; border-radius: 50%; border: 1px solid rgba(245,34,114,.3); box-shadow: 0 0 0 70px rgba(245,34,114,.03), 0 0 0 140px rgba(245,34,114,.025); }
.checkin-glow { position: absolute; width: 34rem; height: 34rem; left: -16rem; bottom: -26rem; border-radius: 50%; background: var(--hot); filter: blur(110px); opacity: .12; }
.checkin-copy { position: relative; z-index: 1; max-width: 540px; }
.checkin-copy h2 { margin-bottom: 1.25rem; }
.checkin-copy > p { max-width: 510px; color: var(--paper-muted); }
.checkin-copy strong { color: var(--paper); }
.muted-note { color: #a58e9c !important; font-size: .76rem; }
.button-outline-light { margin-top: .9rem; border-color: rgba(242,238,232,.36); color: var(--paper); }
.button-outline-light:hover, .button-outline-light:focus-visible { border-color: var(--hot); background: rgba(245,34,114,.14); }
.points-visual { position: relative; min-height: 320px; display: flex; align-items: center; justify-content: center; gap: clamp(.5rem, 2vw, 1.5rem); }
.point-orb { position: relative; z-index: 1; width: clamp(120px, 14vw, 165px); aspect-ratio: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid var(--hot); border-radius: 50%; background: rgba(245,34,114,.1); box-shadow: 0 0 50px rgba(245,34,114,.15), inset 0 0 30px rgba(245,34,114,.08); }
.point-orb::before { content: ''; position: absolute; inset: 8px; border: 1px dashed rgba(245,34,114,.45); border-radius: 50%; }
.point-orb span { color: var(--paper); font-family: var(--mono); font-size: clamp(2rem, 4vw, 3rem); line-height: 1; }
.point-orb small { margin-top: .5rem; color: var(--hot); font-family: var(--mono); font-size: .46rem; letter-spacing: .14em; line-height: 1.35; text-align: center; }
.point-orb-secondary { border-color: var(--lilac); background: rgba(216,197,250,.08); box-shadow: 0 0 50px rgba(216,197,250,.1), inset 0 0 30px rgba(216,197,250,.05); }
.point-orb-secondary::before { border-color: rgba(216,197,250,.4); }
.point-orb-secondary small { color: var(--lilac); }
.point-line { width: clamp(18px, 4vw, 60px); height: 1px; background: linear-gradient(90deg, var(--hot), var(--lilac)); }
.orbit-copy { position: absolute; right: 7%; bottom: 2%; color: #a58e9c; font-family: var(--mono); font-size: .57rem; line-height: 1.6; text-align: right; }
.orbit-copy b { color: var(--hot); font-weight: 500; font-size: .49rem; letter-spacing: .1em; }

.install { padding-bottom: clamp(6rem, 12vw, 10rem); }
.install-head { display: grid; grid-template-columns: 1fr .75fr; align-items: end; gap: 2rem; margin-bottom: 3.5rem; }
.install-head h2 { margin-bottom: 0; }
.install-head > p { max-width: 315px; margin: 0 0 .5rem; color: var(--paper-muted); font-size: .9rem; }
.guide-tabs { display: flex; gap: .5rem; border-bottom: 1px solid var(--line); }
.guide-tab { position: relative; padding: .8rem 1.2rem 1rem; border: 0; color: #82757f; background: none; cursor: pointer; font-size: .78rem; font-weight: 700; }
.guide-tab::after { content: ''; position: absolute; right: 0; bottom: -1px; left: 0; height: 2px; background: transparent; }
.guide-tab:hover, .guide-tab:focus-visible, .guide-tab.is-active { color: var(--paper); }
.guide-tab.is-active::after { background: var(--hot); }
.guide-panels { padding-top: 2.5rem; }
.guide-panel { display: grid; grid-template-columns: 100px minmax(0, 650px); gap: 2rem; }
.guide-number { color: var(--hot); font-family: var(--mono); font-size: .75rem; }
.guide-text h3 { margin-bottom: 1rem; font-family: var(--serif); font-size: 1.35rem; }
.guide-text ol { margin: 0; padding-left: 1.35rem; color: var(--paper-muted); }
.guide-text li { padding: .22rem 0 .22rem .35rem; }
.guide-text li::marker { color: var(--hot); font-family: var(--mono); font-size: .7rem; }
.guide-text a { color: var(--paper); border-bottom: 1px solid var(--hot); }
.guide-text b { color: var(--paper); font-weight: 700; }
.guide-footnote, .guide-status { margin: 1.1rem 0 0; color: #82757f; font-size: .75rem; }
.button-small { min-height: 42px; margin-top: 1.2rem; padding: .52rem 1rem; font-size: .72rem; }
.button-dark { border-color: var(--hot); color: var(--paper); background: transparent; }
.button-dark:hover, .button-dark:focus-visible { color: white; background: var(--hot); }
.standalone-note { display: inline-flex; align-items: center; gap: .6rem; margin-top: 2rem; padding: .6rem .9rem; border: 1px solid rgba(245,34,114,.35); color: var(--paper-muted); font-size: .77rem; }
.standalone-note span { color: var(--hot); }

.faq { padding-bottom: clamp(6rem, 11vw, 10rem); }
.faq-grid { align-items: start; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { display: flex; justify-content: space-between; gap: 1rem; padding: 1.15rem 0; cursor: pointer; list-style: none; color: var(--paper); font-size: .9rem; font-weight: 600; }
summary::-webkit-details-marker { display: none; }
summary span { color: var(--hot); font-size: 1.1rem; font-weight: 400; transition: transform .2s ease; }
details[open] summary span { transform: rotate(45deg); }
details p { max-width: 570px; margin: -.25rem 2rem 1.3rem 0; color: var(--paper-muted); font-size: .8rem; }

.final-cta { position: relative; padding-top: clamp(5rem, 9vw, 8rem); padding-bottom: clamp(7rem, 13vw, 11rem); text-align: center; }
.final-cta::before { content: ''; position: absolute; z-index: -1; width: min(70vw, 600px); aspect-ratio: 1; top: 0; left: 50%; border-radius: 50%; transform: translateX(-50%); background: radial-gradient(circle, rgba(245,34,114,.16), transparent 67%); }
.final-mark { margin-bottom: 1.5rem; color: var(--hot); font-size: 1.5rem; }
.final-cta .eyebrow { margin-bottom: 1.5rem; }
.final-cta h2 { margin-bottom: 2rem; font-size: clamp(3rem, 7vw, 6.3rem); }
.button-large { min-height: 58px; padding: .9rem 1.6rem; }

.footer { padding-top: 2rem; padding-bottom: calc(2.2rem + 84px); border-top: 1px solid var(--line); }
.footer-brand img { width: 110px; height: auto; }
.footer-brand p { margin: .75rem 0 2rem; color: #82757f; font-size: .74rem; }
.footer-links { display: flex; gap: 1.4rem; flex-wrap: wrap; margin-bottom: 2.6rem; color: var(--paper-muted); font-size: .75rem; }
.footer-links a:hover, .footer-links a:focus-visible { color: var(--hot); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; color: #655963; font-family: var(--mono); font-size: .55rem; }
.mobile-cta { display: none; }

@media (max-width: 800px) {
  .section-pad, .topbar { width: min(100% - 2.4rem, var(--max)); }
  .topbar { min-height: 72px; }
  .topnav { display: none; }
  .topbar-cta { font-size: .68rem; }
  .hero { display: flex; flex-direction: column; align-items: stretch; gap: 3rem; padding-top: 4.5rem; }
  h1 { font-size: clamp(2rem, 9.7vw, 4.25rem); }
  .hero-art { min-height: 350px; }
  .hero-image-wrap { width: min(92vw, 490px); }
  .orbit-one { width: 110%; height: 66%; }
  .orbit-two { width: 85%; height: 90%; }
  .intro-grid, .faq-grid, .install-head { grid-template-columns: 1fr; gap: 1rem; }
  .intro-body { padding-left: 1rem; border-left: 1px solid var(--hot); }
  .section-heading { align-items: start; flex-direction: column; }
  .section-heading > p { margin: 0; text-align: left; }
  .story-grid { grid-template-columns: 1.08fr .92fr; gap: 1rem; }
  .story-card-large { grid-row: auto; grid-column: 1 / -1; }
  .story-card-large .story-image { aspect-ratio: 1.8 / 1; }
  .story-card .story-image { aspect-ratio: 1 / 1.18; }
  .library-foot { align-items: flex-start; flex-direction: column; }
  .checkin-panel { grid-template-columns: 1fr; padding: 2.2rem 1.3rem 1.8rem; }
  .points-visual { min-height: 270px; }
  .install-head { margin-bottom: 2.3rem; }
  .guide-panel { grid-template-columns: 45px minmax(0, 1fr); gap: 1rem; }
  .footer-bottom { flex-direction: column; gap: .5rem; }
  .mobile-cta { position: fixed; z-index: 10; right: 0; bottom: 0; left: 0; display: block; padding: .65rem 1rem calc(.65rem + env(safe-area-inset-bottom)); border-top: 1px solid rgba(255,255,255,.12); background: rgba(11,8,12,.9); backdrop-filter: blur(18px); }
  .mobile-cta a { display: flex; min-height: 47px; align-items: center; justify-content: center; gap: .7rem; background: var(--hot); color: white; font-size: .8rem; font-weight: 800; letter-spacing: .04em; }
  .mobile-cta span { font-size: 1.05rem; }
}

@media (max-width: 430px) {
  .hero { padding-top: 3.5rem; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-art { min-height: 285px; }
  .hero-stamp { width: 62px; height: 62px; font-size: .5rem; }
  .hero-art-caption b { font-size: .69rem; }
  .ticker-track { gap: 1.2rem; }
  .story-meta h3 { font-size: 1rem; }
  .story-meta p { font-size: .48rem; }
  .point-orb { width: 116px; }
  .point-orb span { font-size: 2rem; }
  .point-line { width: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}