@charset "UTF-8";

:root {
  --s8-ink: #102523;
  --s8-deep: #061715;
  --s8-sea: #0c4742;
  --s8-tide: #4e9b91;
  --s8-mint: #a5dfc8;
  --s8-sand: #f2ecd9;
  --s8-warm: #df7651;
  --s8-paper: #fffdf7;
  --s8-line: rgba(242, 236, 217, .24);
  --s8-shadow: 0 28px 70px rgba(1, 16, 14, .19);
  --s8-font: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --s8-serif: Georgia, "Songti SC", "SimSun", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; color: var(--s8-ink); background: var(--s8-paper); font-family: var(--s8-font); font-size: 16px; line-height: 1.75; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { color: var(--s8-warm); }
img { display: block; max-width: 100%; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--s8-warm); outline-offset: 4px; }

.s8x-skip { position: absolute; z-index: 100; top: -5rem; left: 1rem; padding: .7rem 1rem; color: var(--s8-deep); background: var(--s8-sand); border-radius: .5rem; }
.s8x-skip:focus { top: 1rem; }
.s8x-harbour { overflow: hidden; }
.s8x-deck { width: min(1180px, calc(100% - 3rem)); margin: 0 auto; }
.s8x-rail { width: min(800px, calc(100% - 3rem)); margin: 0 auto; }
.s8x-current { position: relative; }

.s8n-mast { position: relative; z-index: 3; color: var(--s8-sand); background: var(--s8-deep); border-bottom: 1px solid var(--s8-line); }
.s8n-mast .s8x-deck { min-height: 5.6rem; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.s8n-mark { display: inline-flex; align-items: center; gap: .75rem; font-weight: 800; text-decoration: none; letter-spacing: .02em; }
.s8n-mark img { width: 2.2rem; height: 2.2rem; object-fit: contain; filter: saturate(.78) contrast(1.08); }
.s8n-mark small { display: block; color: var(--s8-mint); font-size: .64rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.s8n-compass { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: .45rem 1.15rem; font-size: .86rem; font-weight: 700; }
.s8n-compass a { color: var(--s8-sand); text-decoration: none; }
.s8n-compass a[aria-current="page"] { color: var(--s8-mint); }
.s8n-compass a:hover { color: var(--s8-warm); }
.s8n-trail { display: flex; flex-wrap: wrap; gap: .45rem; margin: 0; padding: 1.2rem 0; color: #65726f; font-size: .8rem; }
.s8n-trail a { color: inherit; }

.s8b-hero { position: relative; isolation: isolate; color: var(--s8-sand); background: var(--s8-deep); }
.s8b-hero::after { content: ""; position: absolute; z-index: -1; inset: 0; opacity: .52; background-image: linear-gradient(90deg, rgba(165, 223, 200, .1) 1px, transparent 1px), linear-gradient(rgba(165, 223, 200, .08) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(90deg, #000, transparent 68%); }
.s8b-home-hero { min-height: 620px; display: grid; align-items: end; padding: clamp(4rem, 9vw, 8rem) 0 3.5rem; }
.s8b-home-hero .s8x-deck { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(270px, .65fr); align-items: end; gap: clamp(2rem, 8vw, 8rem); }
.s8b-page-hero { padding: clamp(3.2rem, 7vw, 6.5rem) 0 3.2rem; }
.s8b-page-hero .s8x-deck { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(250px, .55fr); gap: clamp(2rem, 7vw, 7rem); align-items: end; }
.s8b-hero-photo { position: absolute; z-index: -2; inset: 0; overflow: hidden; }
.s8b-hero-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6, 23, 21, .92) 0%, rgba(6, 23, 21, .64) 48%, rgba(6, 23, 21, .26) 100%), linear-gradient(0deg, var(--s8-deep), transparent 58%); }
.s8b-hero-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.s8p-kicker { display: flex; gap: .7rem; align-items: center; margin: 0 0 1rem; color: var(--s8-mint); font-size: .73rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.s8p-kicker::before { width: 2.25rem; height: 1px; background: currentColor; content: ""; }
.s8p-bearing { max-width: 14ch; margin: 0; font-family: var(--s8-serif); font-size: clamp(3rem, 7.4vw, 6.7rem); font-weight: 400; line-height: .98; letter-spacing: -.055em; }
.s8p-led { max-width: 50rem; margin: 1.6rem 0 0; color: rgba(255, 253, 247, .83); font-size: clamp(1rem, 1.65vw, 1.2rem); }
.s8p-fineprint { margin: 0; color: #b5c8c2; font-size: .8rem; }

.s8a-route { display: inline-flex; align-items: center; justify-content: center; gap: .65rem; min-height: 3.2rem; padding: .7rem 1.1rem; border: 1px solid transparent; border-radius: 100px; font-weight: 800; line-height: 1.2; text-align: center; text-decoration: none; transition: transform .2s ease, background-color .2s ease, border-color .2s ease, color .2s ease; }
.s8a-route::after { content: "↗"; transition: transform .2s ease; }
.s8a-route:hover { transform: translateY(-3px); color: inherit; }
.s8a-route:hover::after { transform: translate(2px, -2px); }
.s8a-route--flare { color: var(--s8-deep); background: var(--s8-warm); box-shadow: 0 10px 25px rgba(223, 118, 81, .24); }
.s8a-route--flare:hover { background: #efa07c; }
.s8a-route--quiet { color: var(--s8-sand); border-color: rgba(242,236,217,.55); }
.s8a-route--quiet:hover { color: var(--s8-deep); background: var(--s8-sand); }
.s8a-route--ink { color: var(--s8-deep); border-color: rgba(6,23,21,.25); }
.s8a-route--ink:hover { background: var(--s8-deep); color: var(--s8-sand); }
.s8a-route--ink::after { content: "→"; }
.s8a-hero-call { margin-top: 2rem; }
.s8a-note { margin: .85rem 0 0; color: #b5c8c2; font-size: .78rem; }

.s8b-index { align-self: stretch; display: grid; align-content: end; gap: 0; padding: 1rem 0; border-top: 1px solid var(--s8-line); }
.s8b-index a { display: flex; justify-content: space-between; gap: 1rem; padding: .82rem 0; color: var(--s8-sand); border-bottom: 1px solid var(--s8-line); font-size: .92rem; font-weight: 700; text-decoration: none; }
.s8b-index a span { color: var(--s8-mint); font-family: var(--s8-serif); font-style: italic; }
.s8b-index a:hover { color: var(--s8-warm); padding-left: .35rem; }
.s8b-hero-stamp { align-self: end; padding: 1.6rem; border: 1px solid var(--s8-line); background: rgba(6, 23, 21, .46); backdrop-filter: blur(8px); }
.s8b-hero-stamp strong { display: block; margin: .4rem 0; font-family: var(--s8-serif); font-size: 1.5rem; font-weight: 400; }

.s8b-signal { color: var(--s8-deep); background: var(--s8-mint); }
.s8b-signal .s8x-deck { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; padding-top: 1rem; padding-bottom: 1rem; }
.s8b-signal dl { margin: 0; padding: .7rem 1rem; border-left: 1px solid rgba(6,23,21,.25); }
.s8b-signal dt { font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.s8b-signal dd { margin: .25rem 0 0; font-family: var(--s8-serif); font-size: 1.05rem; }

.s8b-section { padding: clamp(4rem, 9vw, 8rem) 0; }
.s8b-section--sand { background: var(--s8-sand); }
.s8b-section--ink { color: var(--s8-sand); background: var(--s8-ink); }
.s8b-section--mist { background: #e5efea; }
.s8b-split { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(280px, .72fr); gap: clamp(2.5rem, 9vw, 9rem); align-items: start; }
.s8b-section-title { max-width: 16ch; margin: 0; font-family: var(--s8-serif); font-size: clamp(2.1rem, 4vw, 4rem); font-weight: 400; line-height: 1.08; letter-spacing: -.04em; }
.s8b-section-copy > :first-child { margin-top: 0; }
.s8b-section-copy p { max-width: 43rem; }
.s8b-section-copy ul, .s8b-section-copy ol { max-width: 43rem; padding-left: 1.2rem; }
.s8b-section-copy li + li { margin-top: .55rem; }
.s8b-brand-card { position: relative; display: grid; grid-template-columns: 7.5rem 1fr; gap: 1.25rem; align-items: center; max-width: 32rem; margin-top: clamp(2.5rem, 7vw, 5rem); padding: 1rem; overflow: hidden; color: var(--s8-sand); background: var(--s8-deep); box-shadow: 14px 18px 0 rgba(78,155,145,.18), 0 22px 48px rgba(1,16,14,.16); }
.s8b-brand-card::after { position: absolute; right: -3rem; bottom: -4rem; width: 12rem; height: 12rem; border: 1px solid rgba(165,223,200,.24); border-radius: 50%; content: ""; }
.s8b-brand-card-mark { position: relative; z-index: 1; align-self: stretch; min-height: 7.5rem; padding: .65rem; background: var(--s8-mint); }
.s8b-brand-card-mark img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.s8b-brand-card-mark span { position: absolute; right: .55rem; bottom: .35rem; color: var(--s8-deep); font-size: .58rem; font-weight: 800; letter-spacing: .12em; }
.s8b-brand-card-copy { position: relative; z-index: 1; }
.s8b-brand-card .s8p-kicker { margin-bottom: .35rem; color: var(--s8-mint); font-size: .62rem; }
.s8b-brand-card strong { display: block; font-family: var(--s8-serif); font-size: 1.5rem; font-weight: 400; line-height: 1.15; }
.s8b-brand-card-copy > p:not(.s8p-kicker) { margin: .55rem 0 0; color: #b5c8c2; font-size: .78rem; line-height: 1.55; }
.s8b-brand-card a { display: inline-flex; align-items: center; gap: .45rem; margin-top: .85rem; padding: .42rem .7rem; color: var(--s8-deep); background: var(--s8-warm); font-size: .76rem; font-weight: 800; text-decoration: none; }
.s8b-brand-card a:hover { color: var(--s8-deep); background: #efa07c; }
.s8b-brand-card a span { opacity: .72; }
.s8b-brand-card a b { font-size: 1rem; font-weight: 400; }
.s8b-note-box { margin-top: 2rem; padding: 1.4rem 1.5rem; border-left: 3px solid var(--s8-warm); background: rgba(255,255,255,.48); }
.s8b-note-box p { margin: 0; }
.s8b-note-box strong { color: var(--s8-warm); }

.s8b-manifest { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 3.2rem 0 0; border-top: 1px solid rgba(6,23,21,.22); }
.s8b-manifest article { position: relative; min-height: 14.5rem; padding: 1.8rem 1.5rem 1.5rem; border-right: 1px solid rgba(6,23,21,.22); border-bottom: 1px solid rgba(6,23,21,.22); transition: background .25s ease, transform .25s ease; }
.s8b-manifest article:nth-child(even) { border-right: 0; }
.s8b-manifest article:hover { z-index: 1; background: var(--s8-paper); transform: translateY(-6px); box-shadow: var(--s8-shadow); }
.s8b-index-no { color: var(--s8-warm); font-family: var(--s8-serif); font-size: .9rem; font-style: italic; }
.s8b-manifest h3 { margin: .5rem 0; font-family: var(--s8-serif); font-size: 1.6rem; font-weight: 400; }
.s8b-manifest p { max-width: 32ch; margin: 0; color: #42524e; font-size: .92rem; }

.s8b-gallery { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1rem; margin-top: 3rem; }
.s8b-frame { overflow: hidden; background: var(--s8-deep); }
.s8b-frame img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.75,.2,1); }
.s8b-frame:hover img { transform: scale(1.06); }
.s8b-frame--tall { min-height: 32rem; }
.s8b-frame--short { min-height: 15.25rem; }
.s8b-gallery-side { display: grid; gap: 1rem; }
.s8b-caption { display: flex; justify-content: space-between; gap: 1rem; padding-top: .7rem; font-size: .75rem; color: #64736f; }
.route-home .s8b-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.route-home .s8b-gallery-side { display: contents; }
.route-home .s8b-frame--tall, .route-home .s8b-frame--short { min-height: 0; }
.route-home .s8b-frame img { height: auto; aspect-ratio: 16 / 10; }

.s8b-logbook { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin-top: 3rem; background: rgba(242,236,217,.24); border: 1px solid rgba(242,236,217,.24); }
.s8b-logbook article { padding: 2rem; background: var(--s8-ink); }
.s8b-logbook .s8p-kicker { margin-bottom: .8rem; }
.s8b-logbook h3 { margin: 0; font-family: var(--s8-serif); font-size: 1.7rem; font-weight: 400; line-height: 1.15; }
.s8b-logbook p { color: #c6d3cf; font-size: .92rem; }
.s8b-logbook a { color: var(--s8-mint); font-weight: 800; }

.s8b-article { padding: 1.5rem 0 clamp(4rem, 8vw, 7rem); }
.s8b-reading { display: grid; grid-template-columns: minmax(0, 1fr) 14rem; gap: clamp(3rem, 9vw, 9rem); }
.s8b-prose { min-width: 0; }
.s8b-prose > :first-child { margin-top: 0; }
.s8b-prose h2 { margin: 4.2rem 0 1.2rem; font-family: var(--s8-serif); font-size: clamp(1.9rem, 3.5vw, 3.1rem); font-weight: 400; line-height: 1.12; letter-spacing: -.035em; }
.s8b-prose h3 { margin: 2.4rem 0 .7rem; color: var(--s8-sea); font-size: 1.16rem; line-height: 1.4; }
.s8b-prose p, .s8b-prose li { max-width: 45rem; }
.s8b-prose a { color: var(--s8-sea); font-weight: 800; }
.s8b-prose a:hover { color: var(--s8-warm); }
.s8b-prose code { padding: .1rem .35rem; color: var(--s8-deep); background: #e1e9e5; border-radius: .25rem; font-size: .9em; }
.s8b-prose blockquote { margin: 2rem 0; padding: 1rem 1.4rem; color: var(--s8-sea); border-left: 3px solid var(--s8-warm); background: var(--s8-sand); font-family: var(--s8-serif); font-size: 1.3rem; }
.s8b-sidecar { position: sticky; top: 1.5rem; height: fit-content; padding: 1.2rem 0; border-top: 1px solid rgba(6,23,21,.25); border-bottom: 1px solid rgba(6,23,21,.25); }
.s8b-sidecar p { margin: 0 0 .65rem; color: #65726f; font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.s8b-sidecar a { display: block; padding: .35rem 0; color: #3e514c; font-size: .83rem; line-height: 1.45; text-decoration: none; }
.s8b-sidecar a:hover { color: var(--s8-warm); }
.s8b-article-figure { margin: 2.5rem 0; }
.s8b-article-figure img { width: 100%; max-height: 31rem; object-fit: cover; }

.s8b-steps { margin: 2.2rem 0; padding: 0; list-style: none; counter-reset: buoy; }
.s8b-steps li { position: relative; min-height: 4rem; padding: 0 0 1.5rem 4.5rem; counter-increment: buoy; }
.s8b-steps li::before { position: absolute; top: 0; left: 0; width: 2.65rem; height: 2.65rem; display: grid; place-items: center; color: var(--s8-sand); background: var(--s8-sea); border-radius: 50%; content: "0" counter(buoy); font-family: var(--s8-serif); font-size: .92rem; }
.s8b-steps li:not(:last-child)::after { position: absolute; top: 2.65rem; bottom: 0; left: 1.3rem; width: 1px; background: rgba(6,23,21,.18); content: ""; }
.s8b-steps h3 { margin: 0 0 .45rem; }
.s8b-steps p { margin: 0; }

.s8b-faq { padding: clamp(4rem, 9vw, 7rem) 0; background: var(--s8-sand); }
.s8b-faq-wrap { display: grid; grid-template-columns: minmax(0, .65fr) minmax(0, 1.1fr); gap: clamp(2rem, 9vw, 8rem); }
.s8b-faq details { border-top: 1px solid rgba(6,23,21,.23); }
.s8b-faq details:last-child { border-bottom: 1px solid rgba(6,23,21,.23); }
.s8b-faq summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.35rem 0; cursor: pointer; font-weight: 800; list-style: none; }
.s8b-faq summary::-webkit-details-marker { display: none; }
.s8b-faq summary::after { content: "+"; color: var(--s8-warm); font-family: var(--s8-serif); font-size: 1.65rem; font-weight: 400; transition: transform .2s ease; }
.s8b-faq details[open] summary::after { transform: rotate(45deg); }
.s8b-faq details p { max-width: 52rem; margin: 0; padding: 0 0 1.4rem; color: #40504c; }

.s8b-contact { color: var(--s8-sand); background: var(--s8-deep); }
.s8b-contact .s8x-deck { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, .7fr); gap: 3rem; align-items: center; padding-top: clamp(3.5rem, 8vw, 6rem); padding-bottom: clamp(3.5rem, 8vw, 6rem); }
.s8b-contact h2 { max-width: 13ch; margin: 0; font-family: var(--s8-serif); font-size: clamp(2.3rem, 5vw, 4.5rem); font-weight: 400; line-height: 1; letter-spacing: -.04em; }
.s8b-contact p { color: #b5c8c2; }
.s8b-contact dl { margin: 0; padding: 1.5rem; border: 1px solid var(--s8-line); }
.s8b-contact dt { margin-top: 1rem; color: var(--s8-mint); font-size: .7rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.s8b-contact dt:first-child { margin-top: 0; }
.s8b-contact dd { margin: .25rem 0 0; }
.s8b-contact dd a { color: var(--s8-sand); font-weight: 700; }

.s8n-footer { color: #b5c8c2; background: #04100f; }
.s8n-footer .s8x-deck { display: grid; grid-template-columns: 1.25fr 1fr; gap: 2rem; padding-top: 2rem; padding-bottom: 2rem; border-top: 1px solid var(--s8-line); }
.s8n-footer p { margin: 0; font-size: .78rem; }
.s8n-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .5rem 1rem; font-size: .78rem; }
.s8n-footer a { color: var(--s8-sand); }

@media (max-width: 760px) {
  .s8x-deck, .s8x-rail { width: min(100% - 2rem, 1180px); }
  .s8n-mast .s8x-deck { min-height: auto; padding: 1rem 0; align-items: flex-start; }
  .s8n-compass { max-width: 11rem; gap: .4rem .75rem; font-size: .76rem; }
  .s8b-home-hero { min-height: 640px; padding-top: 4rem; }
  .s8b-home-hero .s8x-deck, .s8b-page-hero .s8x-deck, .s8b-split, .s8b-reading, .s8b-faq-wrap, .s8b-contact .s8x-deck { grid-template-columns: 1fr; }
  .s8b-page-hero { padding-top: 2.8rem; }
  .s8b-hero-photo::after { background: linear-gradient(90deg, rgba(6,23,21,.85), rgba(6,23,21,.46)), linear-gradient(0deg, var(--s8-deep), transparent 68%); }
  .s8p-bearing { max-width: 11ch; font-size: clamp(2.8rem, 14vw, 4.7rem); }
  .s8b-index { display: none; }
  .s8b-signal .s8x-deck { grid-template-columns: 1fr; gap: 0; padding-top: .4rem; padding-bottom: .4rem; }
  .s8b-signal dl { border-left: 0; border-bottom: 1px solid rgba(6,23,21,.2); }
  .s8b-signal dl:last-child { border: 0; }
  .s8b-manifest, .s8b-logbook { grid-template-columns: 1fr; }
  .s8b-manifest article, .s8b-manifest article:nth-child(even) { border-right: 0; }
  .s8b-gallery { grid-template-columns: 1fr; }
  .route-home .s8b-gallery { grid-template-columns: 1fr; }
  .s8b-frame--tall { min-height: 23rem; }
  .s8b-frame--short { min-height: 14rem; }
  .s8b-sidecar { position: static; order: -1; display: flex; gap: .6rem 1rem; overflow-x: auto; }
  .s8b-sidecar p { min-width: max-content; margin: .25rem 0 0; }
  .s8b-sidecar a { min-width: 7rem; }
  .s8n-footer .s8x-deck { grid-template-columns: 1fr; }
  .s8n-footer nav { justify-content: flex-start; }
}

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