/* BIOM Agency: Concept D, production stylesheet.
   Fonts are self-hosted, Latin + Vietnamese subsets (Chakra Petch, Manrope, JetBrains Mono: SIL Open Font License). */
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:300;font-display:swap;src:url('../fonts/chakra-petch-300-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:300;font-display:swap;src:url('../fonts/chakra-petch-300-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/chakra-petch-400-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/chakra-petch-400-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/chakra-petch-600-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/chakra-petch-600-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/chakra-petch-700-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/chakra-petch-700-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;src:url('../fonts/jetbrains-mono-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;src:url('../fonts/jetbrains-mono-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Manrope';font-style:normal;font-weight:400 700;font-display:swap;src:url('../fonts/manrope-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Manrope';font-style:normal;font-weight:400 700;font-display:swap;src:url('../fonts/manrope-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

:root{
  /* palette sampled from / matched to logo (see design/concepts/brand-system.md) */
  --bg0:#020109; --bg1:#070718; --bg2:#0C0B26; --lift:#050619;
  --cyan:#21DDF8; --cyan-core:#7BFFFF; --blue:#0559CC; --blue-ui:#2F7BFF;
  --violet:#5909D3; --violet-ui:#8A2BFF; --magenta:#D353F4; --pink:#FDD6FF;
  --text:#EAF8FF; --text-soft:#B6C3E3; --text2:#A3B1D6;
  --line:rgba(33,221,248,.28); --line2:rgba(138,43,255,.35);
  --error:#FF8FA8; --field:#04040F; --field-line:#7482AD; --placeholder:#9AA7CC;
  --display:'Chakra Petch',system-ui,-apple-system,'Segoe UI',sans-serif;
  --body:'Manrope',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
  --hero-grain:.09;                 /* approved grain strength (9%) */
}
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{background:var(--bg0);scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg0);color:var(--text);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img,svg{display:block}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan-core);outline-offset:3px}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px;position:relative}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:16px;top:-60px;z-index:100;background:var(--cyan);color:#02030f;padding:10px 16px;font-weight:600;transition:top .2s}
.skip-link:focus{top:12px}

/* ---------- logo: original JPG, cropped by the box, edge-feathered, screen-blended on dark ---------- */
.logo{--w:300px;display:block;width:var(--w);height:calc(var(--w)*295/600);overflow:hidden;position:relative;flex:none}
.logo img{position:absolute;display:block;max-width:none;width:calc(var(--w)*640/600);height:auto;left:calc(var(--w)*-20/600);top:calc(var(--w)*-165/600);mix-blend-mode:screen;
  -webkit-mask-image:linear-gradient(90deg,transparent 3%,#000 9%,#000 91%,transparent 97%),linear-gradient(180deg,transparent 25.8%,#000 31%,#000 69%,transparent 71.9%);-webkit-mask-composite:source-in;
  mask-image:linear-gradient(90deg,transparent 3%,#000 9%,#000 91%,transparent 97%),linear-gradient(180deg,transparent 25.8%,#000 31%,#000 69%,transparent 71.9%);mask-composite:intersect}
.logo--nav{--w:150px}.logo--hero{--w:460px}.logo--foot{--w:230px}

/* ---------- buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--display);font-weight:600;font-size:15px;line-height:1.6;letter-spacing:.02em;padding:16px 28px;border:1px solid transparent;background:none;cursor:pointer;white-space:nowrap;
  -webkit-tap-highlight-color:transparent;touch-action:manipulation;
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),border-color .2s ease,background-color .2s ease,color .2s ease,filter .2s ease}
.btn-primary{background:linear-gradient(90deg,var(--cyan),var(--blue-ui));color:#02030f;box-shadow:0 0 24px rgba(33,221,248,.38)}
.btn-ghost{border-color:var(--cyan);color:var(--cyan-core);box-shadow:inset 0 0 18px rgba(33,221,248,.12)}
@media (hover:hover){
  .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 30px rgba(33,221,248,.55),0 6px 26px rgba(138,43,255,.30)}
  .btn-ghost:hover{transform:translateY(-1px);border-color:var(--cyan-core);background-color:rgba(33,221,248,.09);box-shadow:inset 0 0 18px rgba(33,221,248,.2),0 0 14px rgba(33,221,248,.2)}
}
.btn-primary:active{transform:translateY(0) scale(.98);filter:none;box-shadow:0 0 16px rgba(33,221,248,.35)}
.btn-ghost:active{transform:translateY(0) scale(.98);background-color:rgba(33,221,248,.14)}
.btn:focus-visible{outline:2px solid var(--cyan-core);outline-offset:3px;box-shadow:0 0 0 6px rgba(33,221,248,.16),0 0 26px rgba(33,221,248,.4)}
.btn[disabled],.btn[aria-disabled=true]{cursor:progress;transform:none;filter:saturate(.7) brightness(.9);box-shadow:none}
.btn--sm{padding:11px 20px;font-size:13px}
.spinner{width:14px;height:14px;border:2px solid rgba(2,3,15,.35);border-top-color:#02030f;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* text links */
.link{background:linear-gradient(90deg,var(--cyan),var(--violet-ui)) left bottom/0 1px no-repeat;transition:background-size .25s var(--ease),color .2s;padding-bottom:2px}
.link--solid{color:var(--cyan-core);background-size:100% 1px;background-image:linear-gradient(var(--line),var(--line))}
@media (hover:hover){.link:hover{background-size:100% 1px;color:var(--text)}.link--solid:hover{background-image:linear-gradient(90deg,var(--cyan),var(--violet-ui))}}

/* ---------- language switch ---------- */
.lang{display:inline-flex;border:1px solid var(--line);background:rgba(7,7,24,.55)}
.lang__opt{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:40px;padding:0 10px;font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.1em;color:var(--text2);transition:color .2s,background-color .2s,box-shadow .2s}
.lang__opt+.lang__opt{border-left:1px solid var(--line)}
.lang__opt[aria-current=true]{color:#02030f;background:linear-gradient(90deg,var(--cyan),var(--blue-ui))}
@media (hover:hover){.lang__opt:not([aria-current=true]):hover{color:var(--cyan-core);background:rgba(33,221,248,.09)}}
.lang__opt:active{background-color:rgba(33,221,248,.16)}
.lang__opt:focus-visible{outline:2px solid var(--cyan-core);outline-offset:2px;position:relative;z-index:1}
html[lang=vi] h1{line-height:1.1;font-size:72px}
html[lang=vi] h2{line-height:1.12}
html[lang=vi] .svc h3{line-height:1.25}

/* ---------- grain (behind content, hero only) ---------- */
.grain{position:absolute;inset:0;pointer-events:none;background-size:192px 192px;opacity:var(--hero-grain)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:900px;overflow:hidden;display:flex;flex-direction:column;background:
  radial-gradient(70% 80% at 72% 30%,#0b0c33 0%,transparent 70%),
  linear-gradient(180deg,var(--lift) 0%,#03030f 60%,var(--bg0) 100%)}
.hero__scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,1,9,.82) 0,rgba(2,1,9,.35) 45%,transparent 65%)}
.beams{position:absolute;inset:0;filter:blur(11px)}
.beam{position:absolute;top:70px;left:calc(72.4% - 150px);width:300px;height:690px;transform-origin:50% 0;clip-path:polygon(46% 0,54% 0,100% 100%,0 100%);mix-blend-mode:screen}
.beam--1{transform:rotate(-24deg);background:linear-gradient(180deg,rgba(33,221,248,.34),transparent 82%)}
.beam--2{background:linear-gradient(180deg,rgba(138,43,255,.30),transparent 78%)}
.beam--3{transform:rotate(24deg);background:linear-gradient(180deg,rgba(47,123,255,.34),transparent 82%)}
.floor{position:absolute;left:0;width:100%;bottom:0;height:128px;-webkit-mask-image:linear-gradient(0deg,transparent,#000 70%);mask-image:linear-gradient(0deg,transparent,#000 70%)}
.horizon{position:absolute;left:0;right:0;bottom:128px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan) 22%,var(--violet-ui) 62%,var(--magenta) 85%,transparent);box-shadow:0 0 26px 3px rgba(33,221,248,.38)}
.trail{position:absolute;left:0;bottom:120px;width:100%;height:120px;opacity:.55}
.site-header{position:relative}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;position:relative}
.nav__links{display:flex;gap:36px;font-family:var(--display);font-weight:400;font-size:15px;letter-spacing:.02em;color:var(--text2)}
.nav__links a{display:inline-block;padding:6px 0}
.nav__tools{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);background:rgba(7,7,24,.6);cursor:pointer;transition:border-color .2s,background-color .2s,transform .2s var(--ease)}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--cyan-core);transition:background-color .2s}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--cyan-core);transition:transform .25s var(--ease)}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded=true] span{background:transparent}
.nav-toggle[aria-expanded=true] span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded=true] span::after{transform:translateY(-6px) rotate(-45deg)}
.nav-toggle:active{transform:scale(.96)}
@media (hover:hover){.nav-toggle:hover{border-color:var(--cyan);background:rgba(33,221,248,.08)}}
.hero__main{position:relative;flex:1;display:flex;align-items:center;padding:24px 0 170px}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:center;width:100%}
.hero__grid>*{min-width:0}
h1{font-family:var(--display);font-weight:300;font-size:92px;line-height:1.02;letter-spacing:-.012em}
h1 b{font-weight:700;color:var(--cyan-core);text-shadow:0 0 30px rgba(33,221,248,.7)}
h1 .grad{display:block;font-weight:300;background:linear-gradient(90deg,var(--cyan) 0%,var(--blue-ui) 45%,var(--violet-ui) 75%,var(--magenta) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.08em}
.lede{max-width:520px;margin:28px 0 34px;font-size:19px;color:var(--text-soft)}
.cta{display:flex;gap:16px;flex-wrap:wrap}
.hero__logo{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px}
.tag{font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--text2);text-transform:uppercase}

/* ---------- sections: calmer, editorial ---------- */
section[id]{scroll-margin-top:20px}
.section{padding:150px 0;position:relative}
.glowline{display:block;width:64px;height:2px;margin-bottom:26px;background:linear-gradient(90deg,var(--magenta),var(--blue-ui),var(--cyan));box-shadow:0 0 14px rgba(33,221,248,.6),0 0 6px rgba(211,83,244,.5)}
h2{font-family:var(--display);font-weight:300;font-size:72px;letter-spacing:-.01em;line-height:1.05}
h2 em{font-style:normal;font-weight:600;color:var(--cyan-core)}
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}
.about p{font-family:var(--display);font-weight:300;font-size:32px;line-height:1.4;letter-spacing:0;color:#d6e3ff}
.about p span{color:var(--cyan-core)}
.services{padding-top:40px}
.section__head{margin-bottom:56px}
.svc{display:grid;grid-template-columns:76px .9fr 1.1fr 56px;gap:30px;align-items:center;padding:34px 0;border-top:1px solid rgba(138,43,255,.32)}
.svc:last-child{border-bottom:1px solid rgba(138,43,255,.32)}
.cone{width:56px;height:50px;clip-path:polygon(44% 0,56% 0,100% 100%,0 100%);background:linear-gradient(180deg,var(--c),transparent);opacity:.8}
.svc h3{font-family:var(--display);font-weight:400;font-size:36px;letter-spacing:0;line-height:1.15;color:var(--tone)}
.svc p{font-size:18px;color:var(--text2);max-width:420px}
.arr{position:relative;width:46px;height:46px;border:1px solid var(--line)}
.arr::before{content:"";position:absolute;left:13px;top:22px;width:18px;height:1.5px;background:var(--cyan)}
.arr::after{content:"";position:absolute;left:23px;top:17.5px;width:9px;height:9px;border-top:1.5px solid var(--cyan);border-right:1.5px solid var(--cyan);transform:rotate(45deg)}
.svc--1{--c:#21DDF8;--tone:#7BFFFF}.svc--2{--c:#2F7BFF;--tone:#7fb6ff}.svc--3{--c:#8A2BFF;--tone:#b88aff}.svc--4{--c:#D353F4;--tone:#eaa6ff}

/* ---------- join ---------- */
.join{position:relative;background:linear-gradient(180deg,transparent,rgba(12,11,38,.55) 40%,transparent)}
.beam2w{position:absolute;inset:0;filter:blur(14px);overflow:hidden;pointer-events:none}
.beam2{position:absolute;top:20px;left:calc(75% - 220px);width:440px;height:520px;clip-path:polygon(46% 0,54% 0,100% 100%,0 100%);background:linear-gradient(180deg,rgba(138,43,255,.26),transparent 85%);mix-blend-mode:screen}
.join__grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:start}
.join__grid>*{min-width:0}
.join__copy{font-size:20px;color:var(--text-soft);margin:32px 0 26px;max-width:480px}
.age{display:inline-block;font-family:var(--mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--pink);border:1px solid var(--line2);padding:8px 14px}
.card{position:relative;padding:40px;background:linear-gradient(160deg,#0c0b26,#070718);border:1px solid rgba(138,43,255,.55);box-shadow:0 0 50px rgba(89,9,211,.22)}
.card::before{content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--violet-ui),var(--magenta));box-shadow:0 0 14px rgba(33,221,248,.5)}
.card h3{font-family:var(--display);font-weight:600;font-size:20px;margin-bottom:6px}
.card .note{font-size:14px;color:var(--text-soft);margin-bottom:26px}
.field{margin-bottom:18px}
.field label,.field .label{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-soft);margin-bottom:8px}
.field .opt{text-transform:none;letter-spacing:0;color:var(--placeholder)}
.input{display:block;width:100%;min-height:50px;padding:13px 16px;background:var(--field);border:1px solid var(--field-line);border-radius:0;color:#e6eeff;font-size:16px;line-height:1.4;transition:border-color .2s,box-shadow .2s,background-color .2s;-webkit-appearance:none;appearance:none}
.input::placeholder{color:var(--placeholder);opacity:1}
textarea.input{min-height:112px;resize:vertical}
select.input{padding-right:44px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%237BFFFF' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;cursor:pointer}
select.input:invalid{color:var(--placeholder)}
select.input option{color:#e6eeff;background:#0c0b26}
@media (hover:hover){.input:hover{border-color:#9aa8d4}}
.input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(33,221,248,.25)}
.input[aria-invalid=true]{border-color:var(--error)}
.input[aria-invalid=true]:focus{box-shadow:0 0 0 3px rgba(255,143,168,.25)}
.error{display:none;margin-top:7px;font-size:14px;color:var(--error)}
.field.has-error .error{display:block}
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.consent{display:flex;gap:12px;align-items:flex-start;margin:4px 0 20px;font-size:14.5px;color:var(--text-soft)}
.consent input{flex:none;width:22px;height:22px;margin-top:1px;cursor:pointer;-webkit-appearance:none;appearance:none;background:var(--field);border:1px solid var(--field-line);transition:border-color .2s,background-color .2s,box-shadow .2s}
.consent input:checked{background:var(--cyan) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='11' viewBox='0 0 14 11'%3E%3Cpath d='M1.5 5.5l4 4 7-8' fill='none' stroke='%2302030f' stroke-width='2'/%3E%3C/svg%3E") center/14px no-repeat;border-color:var(--cyan)}
.consent input:focus-visible{outline:2px solid var(--cyan-core);outline-offset:3px}
@media (hover:hover){.consent input:hover{border-color:#9aa8d4}}
.consent.has-error input{outline:2px solid var(--error);outline-offset:2px}
.consent .error{margin-top:4px}
.consent__body{flex:1}
.form-status{margin:0 0 18px;padding:12px 14px;font-size:15px;border:1px solid var(--error);color:var(--error);background:rgba(255,143,168,.07);display:none}
.form-status.is-visible{display:block}
.form .btn{width:100%}
.success{display:none;text-align:left}
.success.is-visible{display:block}
.success h3{color:var(--cyan-core);margin-bottom:10px}
.success p{color:var(--text-soft);margin-bottom:20px}
.form.is-hidden{display:none}

/* ---------- footer ---------- */
.site-footer{padding:70px 0 40px;position:relative}
.site-footer .line{position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,var(--cyan) 22%,var(--violet-ui) 62%,var(--magenta) 85%,transparent);box-shadow:0 0 22px 2px rgba(33,221,248,.3)}
.foot{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:60px}
.foot h2{font-family:var(--mono);font-weight:500;font-size:12px;letter-spacing:.14em;color:var(--text2);text-transform:uppercase;margin-bottom:14px}
.foot p{font-size:16px}.foot__link{margin-top:12px}.foot__line{margin-top:6px}
.fine{margin-top:56px;padding-top:24px;border-top:1px solid rgba(163,177,214,.2);display:flex;justify-content:space-between;gap:30px;font-size:13px;color:var(--text2)}

/* ---------- privacy page ---------- */
.doc{max-width:760px;margin:0 auto;padding:60px 40px 100px}
.doc h1{font-size:56px;font-weight:300;margin:0 0 12px}
.doc h2{font-size:26px;font-weight:600;letter-spacing:0;margin:44px 0 12px;color:var(--cyan-core)}
.doc p,.doc li{color:var(--text-soft);font-size:17px;margin-bottom:12px}
.doc ul{list-style:disc;padding-left:22px;margin-bottom:12px}
.doc .meta{font-family:var(--mono);font-size:13px;color:var(--text2);margin-bottom:34px}
.doc a:not(.btn){color:var(--cyan-core);border-bottom:1px solid var(--line)}
.doc-head{border-bottom:1px solid var(--line)}
.doc-head .nav{height:72px}

/* ---------- compact navigation (hamburger) ---------- */
@media (max-width:960px){
  .nav{height:68px}
  .nav__links{display:none;position:absolute;top:68px;left:-40px;right:-40px;flex-direction:column;gap:0;background:rgba(7,7,24,.97);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:8px 40px 14px;z-index:20;font-size:16px}
  .nav__links.is-open{display:flex}
  .nav__links a{display:block;padding:14px 0;border-bottom:1px solid rgba(163,177,214,.12)}
  .nav__links li:last-child a{border-bottom:0}
  .nav-toggle{display:inline-flex}
}
@media (max-width:760px){.nav__links{left:-20px;right:-20px;padding:8px 20px 14px;top:64px}}
@media (max-width:559px){.nav__tools .btn{display:none}.nav__tools{gap:8px}}

/* ---------- tablet ---------- */
@media (max-width:1100px){
  h1{font-size:clamp(52px,7.4vw,80px)}h2{font-size:clamp(46px,6.4vw,64px)}
  html[lang=vi] h1{font-size:clamp(42px,6vw,64px)}
  .hero__grid{grid-template-columns:1.15fr .85fr}.logo--hero{--w:min(380px,34vw)}
  .beam{left:calc(70% - 150px)}
  .nav__links{gap:26px}
  .svc{grid-template-columns:64px 1fr 1fr 46px;gap:22px}.svc h3{font-size:30px}
}
@media (max-width:900px){
  .section{padding:110px 0}
  .about,.join__grid{grid-template-columns:1fr;gap:40px}
  .about p{font-size:28px}
  .svc{grid-template-columns:56px 1fr 40px;gap:6px 20px}.svc .cone{grid-row:1}.svc h3{grid-column:2;grid-row:1}.svc p{grid-column:2}.svc .arr{grid-column:3;grid-row:1;width:40px;height:40px}
  .arr::before{left:10px;top:19px}.arr::after{left:20px;top:14.5px}
  .beam2{left:calc(50% - 220px)}
  .foot{grid-template-columns:1fr 1fr;gap:40px}.foot>div:first-child{grid-column:1/-1}
}
@media (max-width:820px){
  .hero{min-height:0}
  .hero__main{padding:30px 0 190px}
  .hero__grid{grid-template-columns:1fr;gap:30px}
  .hero__logo{order:-1;align-items:flex-start}.logo--hero{--w:min(400px,70vw)}
  .beam{left:calc(30% - 150px);width:300px;height:520px}
  .lede{max-width:600px}
}

/* ---------- mobile ---------- */
@media (max-width:760px){
  body{font-size:16px}.wrap{padding:0 20px}
  .nav{height:64px}.logo--nav{--w:132px}
  .hero__main{padding:20px 0 210px}
  .logo--hero{--w:320px}
  .beam{top:60px;left:calc(50% - 150px);width:300px;height:420px}.beam--1{transform:rotate(-20deg)}.beam--3{transform:rotate(20deg)}
  .hero__scrim{background:linear-gradient(180deg,transparent 30%,rgba(2,1,9,.6) 62%)}
  h1{font-size:44px}html[lang=vi] h1{font-size:38px}.lede{font-size:17px;margin:22px 0 28px}
  .cta{flex-direction:column}.cta .btn{width:100%}
  .horizon{bottom:96px}.floor{height:96px}.trail{bottom:90px}
  .section{padding:84px 0}h2{font-size:42px}
  .about p{font-size:22px}
  .section__head{margin-bottom:36px}
  .svc{grid-template-columns:44px 1fr 40px;gap:6px 14px;padding:26px 0}.cone{width:40px;height:38px}.svc h3{font-size:25px}.svc p{font-size:16px}
  .join__copy{font-size:18px}.card{padding:24px}
  .foot{grid-template-columns:1fr;gap:34px}.fine{flex-direction:column;gap:8px}
  .logo--foot{--w:200px}
  .doc{padding:40px 20px 80px}.doc h1{font-size:40px}.doc h2{font-size:22px}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}
  .btn:hover,.btn:active,.nav-toggle:active{transform:none!important}
  .spinner{animation:none;border-top-color:rgba(2,3,15,.35);border-right-color:#02030f}
}
@media (forced-colors:active){.btn-primary{border-color:ButtonText}.input{border-color:ButtonText}}