@charset "UTF-8";
:root{--mist:#F4FAFC;--white:#FFFFFF;--ice:#E7F3F6;--light:#D7EEF2;--ink:#0E3A46;--body:#24505A;--sub:#4A7380;--muted:#7A9AA4;--sea:#1A7F8F;--bright:#2BB3C4;--deep:#0F5B68;--line:rgba(26,127,143,.16);--shadow:0 14px 34px rgba(14,58,70,.08);--radius:16px;--width:1180px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:155px}
body{margin:0;background:var(--mist);color:var(--body);font:400 16px/1.86 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;min-width:280px}
body.layer-visible{overflow:hidden}
img{max-width:100%;height:auto;display:block}
svg{max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid var(--bright);outline-offset:3px}
[hidden]{display:none!important}
.site-width{width:min(var(--width),calc(100% - 40px));margin-inline:auto}
.skip-link{position:fixed;z-index:600;top:-200px;left:16px;padding:9px 16px;color:#fff;background:var(--deep)}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:70;width:100%;background:var(--white);box-shadow:0 7px 18px rgba(7,73,87,.045)}
.tide-line{height:22px;background:var(--deep);color:#fff;font-size:10px;letter-spacing:.1em;line-height:22px}
.tide-inner{position:relative;display:flex;justify-content:space-between;align-items:center;height:100%}.mid-dot{padding:0 4px;color:#A5E4E9}.tide-search{border:0;background:transparent;color:#fff;padding:0 8px;display:flex;align-items:center;gap:5px;height:22px;min-width:60px;justify-content:center;position:relative;font-size:11px}.tide-search::after{content:"";position:absolute;inset:-9px -2px;z-index:1}.tide-search:hover{background:rgba(255,255,255,.14)}.tide-search:first-letter{font-size:18px}
.lighthouse{height:68px;background:#fff}.lighthouse-inner{height:100%;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;column-gap:14px}
.brand{display:flex;align-items:center;justify-self:start;max-width:100%;min-height:44px}.brand-img{width:auto;max-width:205px;max-height:36px;object-fit:contain;object-position:left}.brand-wordmark{display:flex;flex-direction:column;gap:0;color:var(--ink);font-size:23px;font-weight:800;line-height:1.05;letter-spacing:.045em;white-space:nowrap}.brand-wordmark span{font-size:9px;font-weight:700;letter-spacing:.23em;color:var(--sea);margin-top:7px}
.book-trigger{justify-self:center;border:1px solid var(--line);background:var(--ice);color:var(--ink);min-width:110px;height:44px;padding:0 13px;border-radius:10px;display:flex;gap:10px;justify-content:center;align-items:center;font-size:14px;font-weight:700}.book-trigger:hover{background:var(--light)}
.menu-mark{display:flex;flex-direction:column;gap:4px}.menu-mark i{display:block;width:17px;height:1.5px;background:var(--deep)}
.nav-app{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 17px;color:#fff;background:linear-gradient(135deg,#2BB3C4 0%,#1A7F8F 55%,#0F5B68 100%);border-radius:9px;font-size:13px;font-weight:700;white-space:nowrap}.nav-app:hover,.action-primary:hover{filter:brightness(.94)}.nav-app span{margin-left:6px}
.shore-strip{height:44px;background:var(--ice);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.shore-links{display:flex;align-items:center;height:100%;gap:6px}.shore-links a{font-size:13px;font-weight:650;min-height:30px;line-height:30px;padding:0 13px;border-radius:7px;color:var(--deep);white-space:nowrap}.shore-links a:hover{background:rgba(26,127,143,.12)}.shore-links a[aria-current]{color:#fff;background:var(--sea)}
.site-main{min-height:65vh}.home-main,.inner-shell{padding-top:34px;padding-bottom:92px}.hero{display:grid;gap:22px}.hero-visual{background:var(--ice);border:1px solid var(--line);border-radius:18px;max-height:320px;min-height:220px;overflow:hidden}.hero-visual img{height:min(320px,42vw);width:100%;object-fit:contain;object-position:center;background:var(--ice)}.hero-after{display:flex;flex-wrap:wrap;gap:18px;align-items:end;justify-content:space-between}.hero-copy{max-width:745px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.22em;color:var(--sea);text-transform:uppercase}.eyebrow::before{content:"";display:inline-block;height:2px;width:20px;background:var(--bright);vertical-align:middle;margin-right:10px}.hero h1{font-size:clamp(27px,4vw,42px);line-height:1.27;margin:8px 0 12px;letter-spacing:-.035em;color:var(--ink)}.hero-copy p{font-size:15px;line-height:1.9;margin:0;max-width:780px}.hero-buttons{display:flex;gap:10px;flex-wrap:wrap;padding-bottom:3px}
.action,.text-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 19px;border-radius:9px;font-size:13px;font-weight:760;white-space:nowrap}.action-primary{background:linear-gradient(135deg,#2BB3C4 0%,#1A7F8F 55%,#0F5B68 100%);color:#fff}.action-secondary{border:1px solid var(--line);background:#fff;color:var(--deep)}.action-secondary:hover{background:var(--ice)}.text-action{background:transparent;color:var(--sea);padding:0}.text-action:hover{text-decoration:underline;text-underline-offset:4px}
.visual-empty{position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:180px;height:100%;background:radial-gradient(circle at 82% 15%,rgba(43,179,196,.12) 0 15%,transparent 15.5%),linear-gradient(135deg,#EDF8FA,#D7EEF2);padding:30px;border-radius:inherit;color:var(--deep);text-align:center}.visual-empty::before,.visual-empty::after{content:"";position:absolute;border:1px solid rgba(26,127,143,.14);border-radius:50%;width:330px;height:110px;left:-35px;bottom:-62px;transform:rotate(-9deg)}.visual-empty::after{width:280px;left:auto;right:-30px;bottom:15px;transform:rotate(15deg)}.visual-empty span{font-size:clamp(18px,2.5vw,32px);line-height:1.5;font-weight:750;letter-spacing:.03em;z-index:1;max-width:85%}.hero-visual .visual-empty{height:320px}.visual-empty.small{min-height:176px}.visual-empty.small span{font-size:20px}.visual-empty .small-copy{font-size:14px}
.section{margin-top:78px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:20px}.section-kicker{font-size:10px;letter-spacing:.25em;color:var(--sea);font-weight:800}.section-head h2{font-size:clamp(23px,2.4vw,29px);line-height:1.35;margin:5px 0 0;color:var(--ink)}.section-head p{margin:7px 0 0;font-size:14px;max-width:700px}.section-link{font-size:13px;color:var(--sea);font-weight:800;white-space:nowrap}.section-link:hover{text-decoration:underline}
.interest-tags{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.interest-tag{min-width:0;display:flex;flex-direction:column;gap:10px;padding:21px 21px 17px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 6px 25px rgba(14,58,70,.035);transition:transform .2s}.interest-tag:hover{transform:translateY(-3px)}.interest-tag .tag-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.tag-name{font-size:17px;color:var(--ink);font-weight:800}.tag-symbol{font-size:14px;color:#fff;background:var(--sea);width:27px;height:27px;line-height:27px;text-align:center;border-radius:6px}.interest-tag:nth-child(even) .tag-symbol{background:var(--deep)}.interest-tag p{font-size:13px;line-height:1.75;margin:0}.tag-enter{font-size:12px;font-weight:750;color:var(--sea);margin-top:auto}
.feature-split{display:grid;grid-template-columns:minmax(0,1.07fr) minmax(0,.93fr);gap:26px;align-items:stretch}.feature-visual{min-height:290px;border-radius:var(--radius);overflow:hidden;background:var(--ice);border:1px solid var(--line)}.feature-visual img{height:100%;width:100%;object-fit:contain}.feature-prose{min-width:0;display:flex;flex-direction:column;justify-content:center}.feature-prose p{margin:0 0 16px;line-height:1.92}.number-list{list-style:none;margin:12px 0;padding:0;display:grid;gap:7px}.number-list li a{display:flex;gap:14px;align-items:center;border-bottom:1px solid var(--line);padding:10px 0;font-weight:750;color:var(--ink)}.number-list li span{font:800 17px/1.2 Georgia,serif;color:var(--bright)}.number-list a:hover{color:var(--sea)}
.trio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.long-plank,.home-card{border-radius:var(--radius);border:1px solid var(--line);background:#fff;padding:16px;min-width:0;box-shadow:0 8px 26px rgba(14,58,70,.035)}.plank-picture{height:180px;border-radius:10px;overflow:hidden;background:var(--ice)}.plank-picture img{width:100%;height:100%;object-fit:contain}.long-plank h3,.home-card h3{font-size:19px;color:var(--ink);line-height:1.4;margin:16px 2px 8px}.long-plank p,.home-card p{font-size:14px;margin:0 2px 12px}.long-plank>a,.home-card>a{font-size:13px;color:var(--sea);font-weight:800;margin:0 2px}
.double-feature{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:24px;align-items:center}.double-feature .feature-visual{min-height:245px}.double-feature.reverse{grid-template-columns:minmax(0,1.14fr) minmax(0,.86fr)}.double-feature.reverse .feature-visual{order:2}.double-feature p{margin:0 0 16px}.feature-links{display:flex;flex-wrap:wrap;gap:10px}.feature-links a{border:1px solid var(--line);background:#fff;color:var(--deep);padding:10px 13px;border-radius:8px;font-size:13px;font-weight:700;min-height:44px}.feature-links a:hover{background:var(--ice)}
.four-up{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.state-tile{background:#fff;border:1px solid var(--line);border-radius:13px;padding:19px;min-width:0}.state-tile strong{display:block;color:var(--ink);font-size:16px;margin:3px 0 10px}.state-tile p{font-size:13px;line-height:1.7;margin:0}.state-index{color:var(--bright);font:800 20px/1 Georgia,serif}
.gallery-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.gallery-card{padding:10px;border:1px solid var(--line);background:#fff;border-radius:13px;min-width:0}.gallery-card .visual-empty{min-height:115px}.gallery-card .visual-empty span{font-size:13px}.gallery-card strong{display:block;margin:13px 5px 3px;color:var(--ink)}.gallery-card p{font-size:12px;margin:0 5px 8px;line-height:1.8}
.note-panel{background:var(--ice);border:1px solid var(--line);border-radius:15px;padding:30px;display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center}.note-panel p{margin:0}.note-panel h2{color:var(--ink);font-size:25px;margin:6px 0 11px}
.app-feature{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:25px;align-items:center;background:linear-gradient(135deg,#E8F7F9,#D8EEF2);padding:30px;border:1px solid var(--line);border-radius:18px}.app-feature h2{font-size:29px;color:var(--ink);margin:7px 0 14px;line-height:1.35}.app-feature p{line-height:1.95;margin:0 0 18px}.app-visual{height:350px;max-width:270px;width:100%;justify-self:center;border-radius:32px;overflow:hidden;background:#fff;box-shadow:var(--shadow);border:7px solid var(--deep);display:flex;flex-direction:column;position:relative}.app-visual::before{content:"";height:7px;width:80px;background:var(--deep);border-radius:0 0 8px 8px;position:absolute;top:0;left:calc(50% - 40px)}.app-visual .app-logo-mark{font-size:15px;font-weight:800;color:var(--sea);padding:30px 18px 12px}.app-visual .app-lines{display:grid;gap:12px;padding:0 17px}.app-visual .app-lines i{height:42px;background:var(--ice);border-radius:8px}.app-visual .app-lines i:first-child{height:88px;background:linear-gradient(110deg,var(--ice),#B6E5ED)}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.info-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px}.info-panel h3{font-size:18px;color:var(--ink);margin:0 0 12px}.info-panel p{margin:0;font-size:14px}
.qa-list{display:grid;gap:12px}.qa-list details{background:#fff;border:1px solid var(--line);border-radius:13px;padding:17px 21px}.qa-list summary{font-weight:780;color:var(--ink);cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:10px;line-height:1.5}.qa-list summary::-webkit-details-marker{display:none}.qa-list summary::after{content:"＋";font-size:21px;line-height:1;color:var(--sea)}.qa-list details[open] summary::after{content:"−"}.qa-list details p{font-size:14px;margin:13px 0 2px;line-height:1.86}
.brand-manifesto{padding:42px 30px;background:var(--deep);color:#D4E8EC;border-radius:18px;position:relative;overflow:hidden}.brand-manifesto::after{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(255,255,255,.13);border-radius:50%;right:-160px;top:-120px;pointer-events:none}.brand-manifesto h2{color:#fff;font-size:clamp(24px,3vw,37px);line-height:1.4;margin:7px 0 15px}.brand-manifesto p{max-width:850px;margin:0 0 15px;position:relative;z-index:1}
.inner-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);min-height:290px;gap:22px;align-items:stretch}.inner-hero-copy{padding:24px 0 0;display:flex;flex-direction:column;justify-content:center}.inner-hero h1{font-size:clamp(29px,3.4vw,39px);line-height:1.3;color:var(--ink);margin:9px 0 16px;letter-spacing:-.026em}.inner-hero p{margin:0;max-width:680px;line-height:1.95}.inner-hero-visual{min-height:260px;max-height:320px;border-radius:16px;background:var(--ice);overflow:hidden;border:1px solid var(--line)}.inner-hero-visual img{width:100%;height:100%;object-fit:contain}.crumbs{font-size:12px;color:var(--sub);margin:0 0 18px}.crumbs a{color:var(--sea);font-weight:750}.crumbs span{margin:0 7px;color:var(--muted)}
.inner-lower{display:grid;grid-template-columns:minmax(0,1fr) 256px;gap:30px;margin-top:42px;align-items:start}.article-body{min-width:0}.chapter-block{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:27px 29px;margin-bottom:17px}.chapter-block h2{font-size:21px;color:var(--ink);line-height:1.4;margin:0 0 12px}.chapter-block p{margin:0 0 12px;font-size:15px;line-height:2}.chapter-block p:last-child{margin-bottom:0}.chapter-num{display:block;font:800 12px Georgia,serif;color:var(--sea);letter-spacing:.15em;margin-bottom:9px}.chapter-block.variant-stripe{border-left:5px solid var(--sea)}.chapter-block.variant-plain{background:transparent;border-left:0;border-right:0;border-top:0;border-radius:0;padding:22px 6px 24px}.chapter-block.variant-ice{background:var(--ice)}.chapter-block.variant-letter{padding-left:73px}.chapter-block.variant-letter .chapter-num{position:absolute;top:29px;left:27px;font:800 29px Georgia,serif;color:var(--bright)}.chapter-block.variant-guide{border-top:4px solid var(--bright)}
.side-column{position:sticky;top:156px;display:grid;gap:14px}.side-box{border-radius:14px;background:var(--ice);border:1px solid var(--line);padding:22px}.side-box h2{font-size:15px;line-height:1.45;color:var(--ink);margin:0 0 13px}.side-box p{margin:0;font-size:13px;line-height:1.88}.side-box a{display:flex;min-height:41px;justify-content:space-between;align-items:center;border-top:1px solid var(--line);font-size:13px;color:var(--deep);font-weight:720}.side-box a:hover{color:var(--sea)}.side-box a:first-of-type{border-top:0}.side-box.tip{background:#fff}.page-end{border-top:1px solid var(--line);margin-top:18px;padding:22px 7px;color:var(--sub);font-size:14px}.page-end a{color:var(--sea);font-weight:700}
.inner-shell.mode-journey .inner-hero{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr)}.inner-shell.mode-ledger .chapter-block{border-radius:5px}.inner-shell.mode-steps .chapter-block{background:#fff;border-left:5px solid var(--bright)}.inner-shell.mode-quiet .chapter-block{box-shadow:none}.inner-shell.mode-gallery .inner-lower{grid-template-columns:minmax(0,1fr) 220px}.inner-shell.mode-manifesto .inner-hero-copy{padding:42px 35px;background:var(--deep);border-radius:16px;color:#D4E8EC}.inner-shell.mode-manifesto .inner-hero-copy h1,.inner-shell.mode-manifesto .inner-hero-copy .eyebrow{color:#fff}
.site-footer{background:var(--ink);color:#D4E8EC;padding:62px 0 38px}.footer-inner{display:grid;grid-template-columns:1fr;gap:27px}.footer-intro{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.footer-brand{display:inline-flex;align-items:center;min-height:38px}.footer-brand strong{font-size:25px;color:#fff}.footer-logo{max-width:180px;max-height:36px;object-fit:contain}.footer-en{font-size:11px;letter-spacing:.22em;color:#B8DFE6}.footer-intro p{font-size:13px;margin:0 auto 0 0;max-width:470px}.footer-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding:27px 0;border-top:1px solid rgba(255,255,255,.13);border-bottom:1px solid rgba(255,255,255,.13)}.footer-links section h2{color:#fff;font-size:15px;margin:0 0 10px}.footer-links ul{margin:0;padding:0;list-style:none;columns:2}.footer-links li{break-inside:avoid}.footer-links a{color:#D4E8EC;display:inline-block;font-size:12px;padding:5px 0}.footer-links a:hover{color:#fff;text-decoration:underline}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:24px;font-size:12px}.footer-bottom p{max-width:670px;margin:0}.footer-bottom small{font-size:11px;white-space:nowrap;color:#B8D7DF}
.mobile-dock{display:none}
.ui-shade{position:fixed;inset:0;z-index:90;background:rgba(5,37,44,.43);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s,visibility .2s}.ui-shade.is-open{opacity:1;visibility:visible;pointer-events:auto}
.chapter-panel{position:fixed;left:0;top:0;bottom:0;width:min(360px,86vw);max-width:100vw;z-index:100;background:#fff;box-shadow:20px 0 50px rgba(0,0,0,.13);transform:translateX(-103%);visibility:hidden;pointer-events:none;transition:transform .22s,visibility .22s;display:flex;flex-direction:column}.chapter-panel.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.panel-head{flex:0 0 auto;min-height:95px;border-bottom:1px solid var(--line);padding:20px;display:flex;align-items:center;justify-content:space-between;gap:10px}.panel-identity{display:flex;flex-direction:column;align-items:flex-start}.panel-identity strong{font-size:23px;color:var(--ink)}.panel-identity small{letter-spacing:.16em;font-size:9px;color:var(--sea)}.panel-logo{max-height:35px;max-width:190px;object-fit:contain}.close-ui{width:44px;height:44px;border:1px solid var(--line);background:var(--ice);color:var(--deep);border-radius:10px;font-size:25px;line-height:1;flex-shrink:0}.close-ui:hover{background:var(--light)}.panel-content{padding:17px 18px 34px;overflow-y:auto;overscroll-behavior:contain}.panel-group{margin-bottom:23px}.panel-group h2{font-size:12px;color:var(--sea);letter-spacing:.2em;margin:4px 2px 11px}.panel-link{display:block;padding:11px 12px;border-radius:9px;border-bottom:1px solid var(--line)}.panel-link:hover{background:var(--ice)}.panel-link strong{display:block;font-size:14px;color:var(--ink)}.panel-link small{display:block;font-size:11px;color:var(--sub);line-height:1.6;margin-top:3px}
.search-layer{position:fixed;z-index:105;top:92px;right:max(20px,calc((100vw - 1180px)/2));width:min(520px,calc(100% - 40px));max-height:calc(100dvh - 110px);overflow-y:auto;overscroll-behavior:contain;background:#fff;border:1px solid var(--line);border-radius:0;box-shadow:0 24px 70px rgba(8,61,72,.17);padding:24px;opacity:0;transform:translateY(-12px);visibility:hidden;pointer-events:none;transition:opacity .2s,transform .2s,visibility .2s}.search-layer.is-open{opacity:1;transform:translateY(0);visibility:visible;pointer-events:auto}.search-head{display:flex;justify-content:space-between;align-items:start;gap:15px;margin-bottom:20px}.search-head small{font-size:10px;letter-spacing:.17em;color:var(--sea)}.search-head h2{font-size:21px;line-height:1.4;margin:5px 0 0;color:var(--ink)}.filter-label{display:block;font-size:12px;font-weight:750;color:var(--deep);margin-bottom:7px}.search-layer input{height:51px;width:100%;padding:0 13px;background:var(--ice);border:1px solid var(--line);border-radius:8px;outline-offset:3px;color:var(--ink)}.search-layer input::placeholder{color:var(--sub)}.search-help,.search-empty{font-size:12px;color:var(--sub);margin:10px 0 15px}.search-results{display:grid;grid-template-columns:1fr 1fr;gap:9px}.search-results a{display:flex;justify-content:space-between;align-items:center;gap:6px;border:1px solid var(--line);min-height:44px;padding:8px 11px;border-radius:8px;color:var(--deep);background:#fff;font-size:12px;font-weight:750}.search-results a:hover{background:var(--ice)}
@media(max-width:1050px){.site-width{width:calc(100% - 36px)}.footer-links ul{columns:1}.inner-lower{grid-template-columns:minmax(0,1fr) 215px}.side-column{top:154px}}
@media(max-width:850px){.shore-strip{display:none}.home-main,.inner-shell{padding-top:26px}.section{margin-top:58px}.feature-split{grid-template-columns:1fr 1fr}.four-up{grid-template-columns:1fr 1fr}.interest-tags{grid-template-columns:repeat(2,minmax(0,1fr))}.trio-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.trio-grid>*:last-child:nth-child(odd){grid-column:span 2}.inner-lower,.inner-shell.mode-gallery .inner-lower{grid-template-columns:1fr}.side-column{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}.gallery-row{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-links{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){html{scroll-padding-top:95px}.site-width{width:calc(100% - 32px)}.lighthouse-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:7px}.brand-wordmark{font-size:19px}.brand-wordmark span{font-size:7px;letter-spacing:.14em;margin-top:6px}.brand-img{max-width:136px;max-height:32px}.book-trigger{min-width:44px;width:52px;padding:0;gap:0}.book-trigger>span:last-child{display:none}.nav-app{padding:0 9px;min-width:80px;font-size:12px}.nav-app span{margin-left:3px}.home-main,.inner-shell{padding-top:23px;padding-bottom:56px}.hero{gap:18px}.hero-visual{min-height:145px;max-height:240px}.hero-visual img{height:auto;max-height:240px;object-fit:contain}.hero-visual .visual-empty{height:195px;min-height:170px}.hero-after{align-items:start;flex-direction:column;gap:11px}.hero h1{font-size:29px;margin:6px 0 10px}.hero-copy p{font-size:14px}.hero-buttons{gap:8px}.action{padding:0 13px;font-size:12px}.section{margin-top:49px}.section-head{margin-bottom:14px;align-items:start}.section-head h2{font-size:23px}.section-head p{font-size:13px}.section-link{font-size:12px;margin-top:9px}.interest-tags{grid-template-columns:1fr 1fr;gap:9px}.interest-tag{padding:15px 12px 13px;gap:7px}.tag-name{font-size:15px}.interest-tag p{font-size:12px}.tag-symbol{width:23px;height:23px;line-height:23px;font-size:12px}.feature-split,.double-feature,.double-feature.reverse,.app-feature,.inner-hero,.inner-shell.mode-journey .inner-hero{grid-template-columns:1fr}.feature-visual{min-height:220px;max-height:245px}.double-feature.reverse .feature-visual{order:0}.feature-prose p,.double-feature p{font-size:14px}.trio-grid{grid-template-columns:1fr}.trio-grid>*:last-child:nth-child(odd){grid-column:auto}.plank-picture{height:185px}.four-up{gap:10px}.state-tile{padding:15px 14px}.state-tile strong{font-size:14px}.state-tile p{font-size:12px}.gallery-row{gap:9px}.gallery-card .visual-empty{min-height:100px}.gallery-card .visual-empty span{font-size:12px}.gallery-card strong{font-size:13px}.gallery-card p{font-size:11px}.note-panel{padding:23px;grid-template-columns:1fr}.note-panel h2{font-size:22px}.app-feature{padding:22px}.app-feature h2{font-size:23px}.app-visual{height:260px;max-width:200px;border-width:5px}.app-visual .app-lines i{height:25px}.app-visual .app-lines i:first-child{height:60px}.app-visual .app-logo-mark{padding:23px 16px 10px}.info-grid{grid-template-columns:1fr}.brand-manifesto{padding:25px 21px}.inner-hero-copy{padding:5px 0 0}.inner-hero h1{font-size:30px;margin:8px 0 12px}.inner-hero p{font-size:14px}.inner-hero-visual{min-height:175px;max-height:240px}.inner-lower{margin-top:25px}.chapter-block{padding:21px 18px;margin-bottom:12px}.chapter-block h2{font-size:19px}.chapter-block p{font-size:14px;line-height:1.9}.chapter-block.variant-letter{padding-left:55px}.chapter-block.variant-letter .chapter-num{left:15px;font-size:23px}.side-column{grid-template-columns:1fr}.inner-shell.mode-manifesto .inner-hero-copy{padding:26px 22px}.site-footer{padding:40px 0 93px}.footer-intro{gap:9px}.footer-intro p{width:100%}.footer-links{gap:12px}.footer-links section h2{font-size:13px}.footer-links a{font-size:11px}.footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}.footer-bottom small{white-space:normal}.mobile-dock{position:fixed;z-index:65;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.97);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,minmax(0,1fr));box-shadow:0 -8px 25px rgba(14,58,70,.07)}.mobile-dock a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--deep);font-size:10px;line-height:1.1;gap:4px;min-width:0}.mobile-dock a[aria-current]{background:var(--sea);color:#fff}.dock-icon{font-size:18px;line-height:1}.chapter-panel{width:min(86vw,360px)}.search-layer{top:0;left:0;right:0;bottom:0;width:100%;max-height:none;padding:32px 18px calc(28px + env(safe-area-inset-bottom));background:var(--ice)}.search-results a{background:#fff}.search-head h2{font-size:20px}}
@media(max-width:355px){.brand-wordmark{font-size:17px}.nav-app{min-width:70px;padding:0 6px;font-size:11px}.book-trigger{width:44px}.lighthouse-inner{gap:5px}.tide-line{font-size:9px}.action{padding:0 11px}.hero h1{font-size:27px}.site-width{width:calc(100% - 32px)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.app-visual:has(.app-poster) .app-logo-mark{padding:0;flex:1;overflow:hidden}.app-visual .app-poster{width:100%;height:100%;object-fit:contain}.app-visual:has(.app-poster) .app-lines{display:none}

.entry-ribbon{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:24px}.entry-ribbon>div{padding:18px;background:var(--deep);color:#fff;min-width:0;border-radius:11px;display:flex;gap:12px;align-items:center}.entry-ribbon small{color:#8AD5DE;font:800 17px Georgia,serif}.entry-ribbon strong{font-size:14px;line-height:1.45}.entry-route>div{background:var(--ice);color:var(--deep);border:1px solid var(--line)}.entry-route small{color:var(--sea)}
.entry-tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:22px}.entry-tiles>div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:19px;min-width:0}.entry-tiles span{display:block;font-size:10px;letter-spacing:.12em;color:var(--sea);font-weight:800}.entry-tiles strong{display:block;font-size:16px;color:var(--ink);margin-top:8px}.page-teaser{padding:26px 30px;background:var(--ice);border:1px solid var(--line);border-radius:14px;margin-top:18px}.page-teaser strong{color:var(--ink)}.page-teaser p{margin:7px 0 0;font-size:14px}.faq-body{max-width:880px;margin:33px auto}.faq-body .qa-list details{padding:21px 24px}.faq-body .qa-list summary{font-size:15px}.faq-body .qa-list p{font-size:14px}
@media(max-width:600px){.entry-ribbon{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.entry-ribbon>div{padding:13px 11px;gap:7px}.entry-ribbon strong{font-size:12px}.entry-tiles{gap:8px}.entry-tiles>div{padding:12px 9px}.entry-tiles strong{font-size:12px}.entry-tiles span{font-size:9px;letter-spacing:0}.page-teaser{padding:19px}.faq-body{margin:24px 0}.faq-body .qa-list details{padding:17px 16px}}

.app-heading{display:flex;gap:15px;align-items:center;flex-wrap:wrap}.mini-app-icon{height:52px;width:52px;object-fit:contain;border-radius:10px;flex:none;background:#fff;border:1px solid var(--line)}

.tide-search::after{inset:-11px -2px}