:root{
--ink-950:#04110E;
--ink-900:#071A15;
--ink-800:#0C261F;
--glass:#123A31;
--line:#1E4C40;
--paper:#F4FBF7;
--muted:#A8C4BA;
--cyan:#25E6D2;
--cyan-soft:#8CF8EB;
--amber:#F6B84B;
--amber-soft:#FFD98A;
--font-head:'Noto Sans SC','Source Han Sans SC','PingFang SC',sans-serif;
--font-body:'Noto Sans SC','HarmonyOS Sans SC','PingFang SC',sans-serif;
--font-num:'JetBrains Mono','IBM Plex Mono','SFMono-Regular',monospace;
--edge:clamp(18px,4vw,56px);
--maxw:1280px;
--radius:4px;
--ease:cubic-bezier(.22,.61,.36,1);
--nav-bp:900px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
margin:0;
background:var(--ink-900);
color:var(--paper);
font-family:var(--font-body);
font-size:16px;
line-height:1.75;
-webkit-font-smoothing:antialiased;
text-rendering:optimizeLegibility;
}
body::before{
content:"";
position:fixed;
inset:0;
pointer-events:none;
z-index:0;
background:
radial-gradient(120% 80% at 82% -10%,rgba(37,230,210,.10),transparent 58%),
radial-gradient(90% 60% at -10% 105%,rgba(246,184,75,.07),transparent 60%),
linear-gradient(180deg,#071A15 0%,#061410 55%,#04110E 100%);
}
body.nav-open{overflow:hidden;}
img,svg,video{max-width:100%;height:auto;display:block;}
figure{margin:0;}
h1,h2,h3,h4,h5,h6{
font-family:var(--font-head);
font-weight:900;
letter-spacing:-.015em;
line-height:1.12;
margin:0 0 .5em;
color:var(--paper);
}
h1{font-size:clamp(44px,8vw,112px);letter-spacing:-.03em;line-height:1.02;}
h2{font-size:clamp(28px,4vw,56px);line-height:1.06;}
h3{font-size:clamp(22px,2.2vw,28px);}
h4{font-size:18px;letter-spacing:0;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
a{color:var(--cyan);text-decoration:none;}
a:hover{color:var(--cyan-soft);}
ul,ol{margin:0;padding:0;}
li{list-style:none;}
button{font:inherit;color:inherit;}
table{border-collapse:collapse;width:100%;}
:focus-visible{
outline:2px solid var(--cyan);
outline-offset:2px;
box-shadow:0 0 0 4px rgba(7,26,21,.9);
border-radius:3px;
}
::selection{background:rgba(37,230,210,.28);color:var(--paper);}
.sr-only{
position:absolute;width:1px;height:1px;padding:0;margin:-1px;
overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
/* ---------- header ---------- */
.site-header{
position:sticky;
top:0;
z-index:60;
background:rgba(7,26,21,.93);
-webkit-backdrop-filter:blur(12px) saturate(140%);
backdrop-filter:blur(12px) saturate(140%);
border-bottom:1px solid var(--line);
}
.skip-link{
position:absolute;
left:var(--edge);
top:-72px;
z-index:130;
display:inline-block;
padding:10px 18px;
background:var(--cyan);
color:var(--ink-950);
font-weight:800;
font-size:14px;
text-decoration:none;
border-radius:0 0 var(--radius) var(--radius);
transition:top .18s var(--ease);
}
.skip-link:focus{top:0;color:var(--ink-950);}
.scroll-progress{
position:absolute;
left:0;
bottom:-1px;
width:100%;
height:2px;
transform:scaleX(0);
transform-origin:0 50%;
background:linear-gradient(90deg,var(--cyan) 0%,var(--cyan-soft) 45%,var(--amber) 100%);
pointer-events:none;
}
.header-inner{
max-width:var(--maxw);
margin:0 auto;
padding:0 var(--edge);
position:relative;
z-index:1;
}
.header-top{
display:flex;
align-items:center;
justify-content:space-between;
gap:16px;
min-height:72px;
}
.brand{
display:inline-flex;
align-items:center;
gap:12px;
text-decoration:none;
color:var(--paper);
min-width:0;
}
.brand:hover{color:var(--paper);}
.brand-mark{
flex:0 0 auto;
width:38px;
height:38px;
display:grid;
place-items:center;
font-family:var(--font-head);
font-weight:900;
font-size:19px;
color:var(--cyan);
border:1px solid var(--cyan);
border-radius:3px;
background:linear-gradient(160deg,rgba(37,230,210,.18),rgba(37,230,210,0) 78%);
box-shadow:inset 0 0 0 1px rgba(4,17,14,.7);
}
.brand-text{display:flex;flex-direction:column;min-width:0;line-height:1.15;}
.brand-name{
font-family:var(--font-head);
font-weight:900;
font-size:17px;
letter-spacing:.04em;
white-space:nowrap;
}
.brand-latin{
font-family:var(--font-num);
font-size:9.5px;
letter-spacing:.3em;
color:var(--muted);
white-space:nowrap;
}
.brand-tagline{
font-size:11.5px;
letter-spacing:.02em;
color:var(--muted);
margin-top:3px;
white-space:nowrap;
}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.quick-link{
display:inline-block;
font-family:var(--font-num);
font-size:12px;
letter-spacing:.04em;
padding:8px 13px;
border:1px solid var(--line);
border-radius:3px;
color:var(--muted);
text-decoration:none;
white-space:nowrap;
transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.quick-link:hover{
color:var(--cyan);
border-color:var(--cyan);
background:rgba(37,230,210,.08);
}
.quick-link--accent{
color:var(--ink-950);
background:var(--cyan);
border-color:var(--cyan);
font-weight:700;
}
.quick-link--accent:hover{color:var(--ink-950);background:var(--cyan-soft);border-color:var(--cyan-soft);}
.nav-toggle{
display:none;
align-items:center;
gap:9px;
padding:8px 11px;
background:transparent;
border:1px solid var(--line);
border-radius:3px;
color:var(--paper);
font-family:var(--font-num);
font-size:12px;
letter-spacing:.08em;
cursor:pointer;
transition:color .18s var(--ease),border-color .18s var(--ease);
}
.nav-toggle:hover{color:var(--cyan);border-color:var(--cyan);}
.nav-toggle-label{white-space:nowrap;}
.nav-toggle-bars{display:grid;gap:3px;width:16px;}
.nav-toggle-bars span{
display:block;
width:100%;
height:2px;
background:currentColor;
transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}
.site-nav{border-top:1px solid var(--line);}
.nav-list{
display:flex;
flex-wrap:wrap;
align-items:center;
gap:clamp(6px,2.2vw,34px);
}
.nav-item{margin:0;}
.nav-link{
position:relative;
display:inline-flex;
align-items:baseline;
gap:8px;
padding:12px 0;
color:var(--muted);
font-size:14px;
text-decoration:none;
transition:color .18s var(--ease);
}
.nav-link::after{
content:"";
position:absolute;
left:0;right:0;bottom:0;
height:2px;
background:var(--cyan);
transform:scaleX(0);
transform-origin:0 50%;
transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--paper);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link:focus-visible::after{transform:scaleX(1);}
.nav-index{
font-family:var(--font-num);
font-size:10px;
letter-spacing:.1em;
color:var(--line);
transition:color .18s var(--ease);
}
.nav-link:hover .nav-index{color:var(--cyan);}
.nav-link[aria-current="page"]{color:var(--cyan);}
.nav-link[aria-current="page"]::after{transform:scaleX(1);}
.nav-link[aria-current="page"] .nav-index{color:var(--amber);}
.nav-label{white-space:nowrap;}
/* ---------- layout utilities ---------- */
.container{
position:relative;
z-index:1;
width:100%;
max-width:var(--maxw);
margin-inline:auto;
padding-inline:var(--edge);
}
.section{
position:relative;
z-index:1;
padding-block:clamp(48px,7vw,112px);
}
.section-head{
display:flex;
flex-wrap:wrap;
align-items:flex-end;
justify-content:space-between;
gap:12px 32px;
padding-bottom:16px;
margin-bottom:clamp(24px,3vw,44px);
border-bottom:1px solid var(--line);
}
.section-kicker{
font-family:var(--font-num);
font-size:12px;
letter-spacing:.24em;
text-transform:uppercase;
color:var(--cyan);
margin:0 0 10px;
}
.section-title{margin:0;}
.section-lede{
max-width:56ch;
color:var(--muted);
font-size:clamp(15px,1.05vw,17px);
margin:0;
}
.prose{max-width:68ch;color:var(--muted);font-size:clamp(16px,1.05vw,18px);line-height:1.8;}
.prose h2,.prose h3{color:var(--paper);margin-top:1.8em;}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(37,230,210,.4);}
.prose a:hover{border-bottom-color:var(--cyan-soft);}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:0;}
.prose li{position:relative;padding-left:20px;margin-bottom:.6em;}
.prose li::before{
content:"";
position:absolute;left:0;top:.72em;
width:8px;height:2px;
background:var(--cyan);
}
.prose strong{color:var(--paper);}
.grid{display:grid;gap:clamp(16px,2.4vw,32px);}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
.stack{display:flex;flex-direction:column;gap:clamp(16px,2.4vw,32px);}
/* ---------- buttons ---------- */
.btn{
display:inline-flex;
align-items:center;
justify-content:center;
gap:10px;
padding:14px 24px;
border:1px solid transparent;
border-radius:var(--radius);
font-family:var(--font-body);
font-weight:700;
font-size:15px;
letter-spacing:.02em;
line-height:1.2;
text-decoration:none;
cursor:pointer;
transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn--primary{
background:var(--cyan);
border-color:var(--cyan);
color:var(--ink-950);
}
.btn--primary:hover{background:var(--cyan-soft);border-color:var(--cyan-soft);color:var(--ink-950);}
.btn--ghost{
background:transparent;
border-color:var(--line);
color:var(--paper);
}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(37,230,210,.07);}
.btn--amber{
background:transparent;
border-color:rgba(246,184,75,.6);
color:var(--amber);
}
.btn--amber:hover{background:rgba(246,184,75,.12);border-color:var(--amber);color:var(--amber-soft);}
.btn:active{transform:translateY(1px);}
/* ---------- breadcrumb ---------- */
.breadcrumb{
position:relative;
z-index:1;
padding-block:18px 0;
}
.breadcrumb-list{
display:flex;
flex-wrap:wrap;
align-items:center;
gap:8px;
font-family:var(--font-num);
font-size:12px;
letter-spacing:.06em;
color:var(--muted);
}
.breadcrumb-list li{margin:0;display:inline-flex;align-items:center;gap:8px;}
.breadcrumb-list a{color:var(--muted);text-decoration:none;transition:color .18s var(--ease);}
.breadcrumb-list a:hover{color:var(--cyan);}
.breadcrumb-sep{color:var(--line);}
.breadcrumb-list [aria-current="page"]{color:var(--paper);}
/* ---------- cards ---------- */
.card{
position:relative;
padding:clamp(20px,2.4vw,32px);
border:1px solid var(--line);
border-radius:var(--radius);
background:var(--ink-800);
}
.card--solid{background:var(--ink-800);}
.card--glass{
background:rgba(18,58,49,.72);
border-color:rgba(37,230,210,.26);
-webkit-backdrop-filter:blur(9px);
backdrop-filter:blur(9px);
transition:background .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);
}
.card--glass:hover{
background:rgba(18,58,49,.84);
border-color:rgba(37,230,210,.5);
transform:translateY(-4px);
}
.card-title{
font-size:clamp(20px,1.8vw,26px);
margin:0 0 12px;
}
.card-meta{
font-family:var(--font-num);
font-size:12px;
letter-spacing:.08em;
color:var(--muted);
margin:0 0 12px;
}
/* ---------- media ---------- */
.media-frame{
position:relative;
width:100%;
overflow:hidden;
border:1px solid var(--line);
border-radius:var(--radius);
background:linear-gradient(158deg,#0F322A 0%,#071A15 62%,#04110E 100%);
}
.media-frame img{
width:100%;
height:100%;
object-fit:cover;
}
.media-frame::after{
content:"";
position:absolute;
inset:0;
pointer-events:none;
background-image:repeating-linear-gradient(90deg,rgba(37,230,210,.12) 0 1px,transparent 1px 14px);
opacity:.55;
mix-blend-mode:screen;
}
.media-frame--wide{aspect-ratio:16/9;}
.media-frame--photo{aspect-ratio:4/3;}
.media-frame--square{aspect-ratio:1/1;}
.media-frame--tall{aspect-ratio:3/4;}
.media-caption{
margin-top:10px;
font-family:var(--font-num);
font-size:12px;
letter-spacing:.05em;
color:var(--muted);
}
/* ---------- numeric signals ---------- */
.num{
font-family:var(--font-num);
font-variant-numeric:tabular-nums;
font-feature-settings:"tnum" 1;
letter-spacing:-.01em;
}
.fee{
font-family:var(--font-num);
font-variant-numeric:tabular-nums;
font-weight:700;
color:var(--amber);
padding-bottom:1px;
border-bottom:1px solid rgba(246,184,75,.55);
}
.badge{
display:inline-flex;
align-items:center;
gap:6px;
padding:3px 9px;
border:1px solid rgba(37,230,210,.4);
border-radius:2px;
background:rgba(37,230,210,.1);
font-family:var(--font-num);
font-size:11px;
letter-spacing:.1em;
color:var(--cyan);
white-space:nowrap;
}
/* ---------- reveal ---------- */
.js-reveal [data-reveal]{
opacity:0;
transform:translateY(12px);
transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.js-reveal [data-reveal].is-revealed{
opacity:1;
transform:none;
}
/* ---------- footer ---------- */
.site-footer{
position:relative;
z-index:1;
margin-top:clamp(56px,9vw,140px);
background:linear-gradient(180deg,rgba(12,38,31,.86) 0%,var(--ink-950) 78%);
border-top:1px solid var(--line);
}
.footer-inner{
max-width:var(--maxw);
margin-inline:auto;
padding:clamp(40px,6vw,80px) var(--edge) 32px;
}
.footer-top{
display:grid;
grid-template-columns:minmax(220px,1fr) minmax(0,1.9fr);
gap:clamp(32px,5vw,72px);
align-items:start;
}
.footer-brand-link{
display:inline-flex;
align-items:center;
gap:12px;
text-decoration:none;
color:var(--paper);
}
.footer-brand-link:hover{color:var(--paper);}
.footer-brand-text{display:flex;flex-direction:column;line-height:1.2;}
.footer-brand-name{
font-family:var(--font-head);
font-weight:900;
font-size:18px;
letter-spacing:.04em;
}
.footer-brand-latin{
font-family:var(--font-num);
font-size:9.5px;
letter-spacing:.3em;
color:var(--muted);
}
.footer-summary{
margin:18px 0 0;
max-width:32ch;
font-size:14.5px;
line-height:1.8;
color:var(--muted);
}
.footer-grid{
display:grid;
grid-template-columns:repeat(3,minmax(0,1fr));
gap:clamp(20px,3vw,40px);
}
.footer-col{min-width:0;}
.footer-col-title{
font-family:var(--font-num);
font-size:11px;
font-weight:700;
letter-spacing:.24em;
text-transform:uppercase;
color:var(--cyan);
margin:0 0 16px;
}
.footer-links{display:grid;gap:11px;}
.footer-links a{
color:var(--muted);
font-size:14px;
text-decoration:none;
transition:color .18s var(--ease);
}
.footer-links a:hover{color:var(--cyan);}
.footer-paths{
display:grid;
grid-template-columns:repeat(2,minmax(0,1fr));
gap:clamp(14px,2vw,24px);
margin-top:clamp(32px,5vw,56px);
padding-top:clamp(24px,3vw,36px);
border-top:1px solid var(--line);
}
.path-block{
padding:16px 18px;
border:1px solid var(--line);
border-left:2px solid var(--cyan);
border-radius:0 var(--radius) var(--radius) 0;
background:rgba(18,58,49,.5);
}
.path-title{
margin:0 0 10px;
font-family:var(--font-num);
font-size:11px;
letter-spacing:.22em;
text-transform:uppercase;
color:var(--muted);
}
.path-steps{
display:flex;
flex-wrap:wrap;
align-items:center;
gap:6px 10px;
}
.path-step{
margin:0;
display:inline-flex;
align-items:center;
font-size:14px;
}
.path-step a{
color:var(--paper);
text-decoration:none;
padding-bottom:2px;
border-bottom:1px solid var(--cyan);
transition:color .18s var(--ease),border-color .18s var(--ease);
}
.path-step a:hover{color:var(--cyan-soft);border-bottom-color:var(--cyan-soft);}
.path-step + .path-step::before{
content:"→";
margin-right:10px;
color:var(--cyan);
font-family:var(--font-num);
font-size:13px;
}
.footer-contact{
margin-top:clamp(28px,4vw,48px);
padding-top:clamp(24px,3vw,36px);
border-top:1px solid var(--line);
}
.contact-title{
font-family:var(--font-num);
font-size:11px;
letter-spacing:.24em;
text-transform:uppercase;
color:var(--cyan);
margin:0 0 16px;
}
.contact-row{
display:flex;
flex-wrap:wrap;
align-items:center;
gap:10px 14px;
padding:9px 0;
border-bottom:1px dashed rgba(30,76,64,.9);
}
.contact-row--wide{border-bottom:0;}
.contact-label{
flex:0 0 auto;
font-family:var(--font-num);
font-size:11px;
letter-spacing:.16em;
color:var(--muted);
min-width:64px;
}
.contact-value{
font-size:15px;
color:var(--paper);
word-break:break-all;
}
.copy-btn{
flex:0 0 auto;
padding:4px 11px;
background:transparent;
border:1px solid var(--line);
border-radius:2px;
color:var(--muted);
font-family:var(--font-num);
font-size:11px;
letter-spacing:.08em;
cursor:pointer;
transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.copy-btn:hover{color:var(--cyan);border-color:var(--cyan);background:rgba(37,230,210,.08);}
.copy-hint{
font-family:var(--font-num);
font-size:11px;
letter-spacing:.08em;
color:var(--cyan);
min-height:1em;
}
.contact-note{
margin:16px 0 0;
max-width:72ch;
font-size:13.5px;
line-height:1.8;
color:var(--muted);
}
.footer-legal{
display:flex;
flex-wrap:wrap;
align-items:center;
justify-content:space-between;
gap:12px 28px;
margin-top:clamp(28px,4vw,48px);
padding-top:20px;
border-top:1px solid var(--line);
}
.footer-legal-links{
display:flex;
flex-wrap:wrap;
gap:10px 22px;
font-family:var(--font-num);
font-size:12px;
letter-spacing:.06em;
}
.footer-legal-links a{color:var(--muted);text-decoration:none;}
.footer-legal-links a:hover{color:var(--cyan);}
.footer-legal-note{
margin:0;
font-family:var(--font-num);
font-size:12px;
letter-spacing:.04em;
color:var(--muted);
}
/* ---------- responsive ---------- */
@media (max-width:1080px){
.footer-top{grid-template-columns:1fr;}
.footer-summary{max-width:56ch;}
}
@media (max-width:900px){
.nav-toggle{display:inline-flex;}
.brand-tagline{display:none;}
.site-nav{
position:fixed;
left:0;right:0;bottom:0;
top:auto;
z-index:70;
max-height:80vh;
overflow-y:auto;
padding:18px var(--edge) 34px;
background:linear-gradient(180deg,#0C261F 0%,#071A15 100%);
border-top:1px solid var(--cyan);
border-radius:14px 14px 0 0;
box-shadow:0 -24px 60px rgba(4,17,14,.85);
transform:translateY(105%);
visibility:hidden;
transition:transform .28s var(--ease),visibility .28s var(--ease);
overscroll-behavior:contain;
}
.site-nav[data-open]{
transform:translateY(0);
visibility:visible;
}
.nav-list{flex-direction:column;align-items:stretch;gap:0;}
.nav-link{
display:flex;
align-items:baseline;
justify-content:flex-start;
gap:12px;
padding:15px 0;
font-size:17px;
border-bottom:1px solid var(--line);
}
.nav-link::after{display:none;}
.nav-index{width:26px;font-size:11px;color:var(--cyan);}
.nav-link[aria-current="page"]{color:var(--cyan);}
.nav-link[aria-current="page"] .nav-index{color:var(--amber);}
.grid--2,.grid--3{grid-template-columns:1fr;}
.footer-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
.footer-paths{grid-template-columns:1fr;}
}
@media (max-width:640px){
.quick-link{display:none;}
.header-top{min-height:64px;}
.brand-name{font-size:15.5px;}
.brand-mark{width:34px;height:34px;font-size:17px;}
.footer-grid{grid-template-columns:1fr;gap:24px;}
.contact-label{min-width:100%;}
h1{font-size:clamp(38px,11vw,64px);}
.section-head{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
html{scroll-behavior:auto;}
*,*::before,*::after{
animation-duration:.001ms !important;
animation-iteration-count:1 !important;
transition-duration:.001ms !important;
}
.js-reveal [data-reveal]{opacity:1;transform:none;}
.card--glass:hover{transform:none;}
}