:root{--g:#F4F7F9;--g2:#DCE7EC;--ink:#233445;--d2:#2E4458;--ac:#0A5F78;--lt:#7CC7DE;--w:1280px;--m:clamp(16px,3vw,32px)}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
html{font-size:112.5%}body{font:1rem/1.55 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",system-ui,Roboto,"Helvetica Neue",Arial,sans-serif;font-optical-sizing:auto;background:var(--g);color:var(--ink);-webkit-font-smoothing:antialiased}
a{color:inherit}img,svg{max-width:100%}::selection{background:var(--lt);color:var(--ink)}input,textarea{caret-color:var(--ac)}html{scrollbar-color:var(--ac) var(--g2)}h1,h2,h3{text-wrap:balance}p,li{text-wrap:pretty}.link:hover{color:var(--ac)}.dark .link:hover{color:var(--lt)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:focus-visible{outline-offset:4px}
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--m)}
.skip{position:absolute;left:-999px}.skip:focus{left:var(--m);top:8px;background:var(--ac);color:#fff;padding:8px 14px;z-index:99}
:focus-visible{outline:3px solid var(--ac);outline-offset:3px}
header{position:sticky;top:0;z-index:20;background:var(--g)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:4.5rem}
.logo{white-space:nowrap;font-weight:800;font-size:clamp(1.05rem,5vw,1.5rem);letter-spacing:-.04em;text-decoration:none}.logo b{color:var(--ac)}
nav ul{display:flex;gap:28px;list-style:none;align-items:center}nav a{text-decoration:none;font-size:1rem}nav a:hover,nav a[aria-current]{text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px}
.menu{display:none;background:none;border:0;font:inherit;font-weight:700;padding:12px 0;cursor:pointer;color:inherit}
.btn{display:inline-block;background:var(--ac);color:#fff;font-weight:700;text-decoration:none;padding:15px 26px;border:0;font:inherit;font-weight:700;cursor:pointer;transition:transform .2s}

.btn.sm{padding:10px 18px;font-size:1rem}
.link{font-weight:700;text-underline-offset:6px;text-decoration-thickness:2px}
.dark{background:var(--ink);color:var(--g)}.mid{background:var(--g2)}
.dark .btn{background:var(--lt);color:var(--ink)}.dark :focus-visible,footer :focus-visible{outline-color:var(--lt)}
section{padding:clamp(64px,8vw,112px) 0}
h1,h2,h3{letter-spacing:-.035em;line-height:1.02;font-weight:800}
h1{font-size:clamp(2.1rem,5.2vw,4.6rem);max-width:19ch}
h2{font-size:clamp(1.9rem,4.2vw,3.6rem);max-width:20ch}
h3{font-size:clamp(1.4rem,2.2vw,2rem);line-height:1.1}
.lead{font-size:clamp(1.1rem,1.6vw,1.35rem);max-width:46ch;margin-top:28px}
.row{display:grid;grid-template-columns:5fr 7fr;gap:clamp(24px,6vw,96px);align-items:start}
.row+.row{margin-top:clamp(56px,8vw,112px)}
.stack>*+*{margin-top:1em}p{max-width:62ch}
.acts{display:flex;gap:28px;align-items:center;flex-wrap:wrap;margin-top:40px}
.big{font-weight:800;letter-spacing:-.06em;line-height:.86;font-size:clamp(8rem,34vw,30rem);color:var(--lt);margin-top:clamp(40px,6vw,72px);padding-bottom:.08em;white-space:nowrap;overflow:hidden}
.pick{display:flex;flex-wrap:wrap;gap:12px;margin:36px 0}
.pick button{font:inherit;font-weight:700;font-size:1.15rem;padding:14px 26px;background:var(--g);border:0;color:var(--ink);cursor:pointer;transition:transform .2s}
.pick button[aria-pressed=true]{background:var(--ac);color:#fff}
.js .panel[hidden]{display:none}.panel{max-width:68ch}.panel h3{margin-bottom:14px}
ul.plain{list-style:none}ul.plain li{padding:6px 0}
ul.cols{columns:2;column-gap:48px;list-style:none}ul.cols li{padding:7px 0;break-inside:avoid}
ul.big-list{list-style:none}ul.big-list li{font-size:clamp(1.4rem,3vw,2.5rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;padding:10px 0}
.div{display:grid;grid-template-columns:5fr 7fr;gap:clamp(24px,6vw,96px);padding:clamp(40px,6vw,80px) 0}
.div p{margin-bottom:18px}.div ul+p{margin-top:26px}ul.big-list{margin-top:32px}
dl{display:grid;grid-template-columns:1fr 2fr;gap:22px clamp(24px,6vw,96px);align-items:baseline}dt{font-size:1.5rem;font-weight:800;letter-spacing:-.03em}
ol.steps{list-style:none}ol.steps li{font-size:clamp(1.3rem,2.4vw,2rem);font-weight:800;letter-spacing:-.03em;line-height:1.2;padding:14px 0;max-width:30ch}
ol.steps span{display:block;font-size:1.05rem;font-weight:400;letter-spacing:0;max-width:56ch;margin-top:4px}
.note{background:var(--g2);padding:24px 28px;max-width:70ch}.dark .note{background:var(--d2)}
form{display:grid;gap:22px;max-width:640px}label,legend{font-weight:700;display:block;margin-bottom:6px}
input[type=text],input[type=email],select,textarea{width:100%;font:inherit;padding:14px;border:2px solid var(--ink);background:var(--g);color:var(--ink);border-radius:0}
fieldset{border:0}.chk label{font-weight:400;display:flex;gap:10px;align-items:center;margin:6px 0}.chk input{width:22px;height:22px;accent-color:var(--ac)}
.legal h2{font-size:1.6rem;margin:2.2em 0 .5em;max-width:none}.legal p,.legal li{max-width:72ch}.legal ul{padding-left:1.2em;margin:.6em 0}
footer{background:var(--ink);color:var(--g);padding:clamp(64px,9vw,120px) 0 40px}
footer .word{font-weight:800;letter-spacing:-.06em;line-height:.85;font-size:clamp(3.2rem,15vw,14rem);margin-bottom:clamp(40px,6vw,72px)}
footer .word b{color:var(--lt)}
.fcols{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.fcols h3{font-size:1.1rem;margin-bottom:12px}
.fcols ul{list-style:none}.fcols a{text-decoration:none}.fcols a:hover{text-decoration:underline}.fcols li{padding:4px 0}
.fine{margin-top:56px;font-size:.95rem;max-width:80ch}
.js [data-r]{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}.js [data-r].in{opacity:1;transform:none}

/* glassmorphism layer, brand navy + teal */
:root{--r:24px;--gl:rgba(255,255,255,.55);--gb:rgba(255,255,255,.78)}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(40vmax 40vmax at 12% 8%,rgba(10,95,120,.28),transparent 70%),radial-gradient(36vmax 36vmax at 90% 35%,rgba(124,199,222,.45),transparent 70%),radial-gradient(40vmax 40vmax at 30% 95%,rgba(35,52,69,.18),transparent 70%)}
section,footer{position:relative;overflow:hidden;isolation:isolate}
.dark::before,.mid::before,footer::before{content:"";position:absolute;inset:0;z-index:-1}
.dark::before,footer::before{background:radial-gradient(45vmax 45vmax at 85% 8%,rgba(10,95,120,.9),transparent 70%),radial-gradient(34vmax 34vmax at 4% 92%,rgba(124,199,222,.2),transparent 70%)}
.mid::before{background:radial-gradient(40vmax 40vmax at 8% 20%,rgba(10,95,120,.22),transparent 70%),radial-gradient(35vmax 35vmax at 95% 85%,rgba(124,199,222,.5),transparent 70%)}
.div,.note,dl,.panel,form,.fcols{background:var(--gl);border:1px solid var(--gb);border-radius:var(--r);box-shadow:0 10px 40px rgba(35,52,69,.12),inset 0 1px 0 rgba(255,255,255,.9);-webkit-backdrop-filter:blur(20px) saturate(150%);backdrop-filter:blur(20px) saturate(150%)}
.div,dl,form,.fcols{padding:clamp(28px,4vw,56px)}.div{margin-bottom:20px}.panel{padding:clamp(24px,3vw,40px)}
.dark .note,.dark .panel,.fcols{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.22);box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 10px 40px rgba(0,0,0,.25)}
header{background:rgba(244,247,249,.62);-webkit-backdrop-filter:blur(18px) saturate(160%);backdrop-filter:blur(18px) saturate(160%);border-bottom:1px solid rgba(255,255,255,.8)}
.btn{border-radius:999px;box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 6px 20px rgba(10,95,120,.3)}.dark .btn{box-shadow:inset 0 1px 0 rgba(255,255,255,.5),0 6px 24px rgba(124,199,222,.28)}
.pick button{border-radius:999px;background:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.85);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
input[type=text],input[type=email],select,textarea{border:1px solid rgba(35,52,69,.35);border-radius:14px;background:rgba(255,255,255,.65)}
form{max-width:720px}.skip{border-radius:999px}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.div,.note,dl,.panel,form{background:#fff}.dark .note,.dark .panel,.fcols{background:var(--d2)}header{background:var(--g)}}
@media(prefers-reduced-transparency:reduce){.div,.note,dl,.panel,form{background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none}.dark .note,.dark .panel,.fcols{background:var(--d2);-webkit-backdrop-filter:none;backdrop-filter:none}header{background:var(--g);-webkit-backdrop-filter:none;backdrop-filter:none}}

/* apple-design layer */
.btn,.pick button,.menu{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.btn,.pick button{transition:transform .14s ease-out,box-shadow .3s cubic-bezier(.2,.8,.2,1),background-color .2s}
@media(hover:hover){.btn:hover,.pick button:hover{transform:translateY(-2px)}}
.btn:active,.pick button:active{transform:scale(.97)!important;transition-duration:.08s}
header{border-bottom:0;border-top:1px solid rgba(255,255,255,.6);-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%)}
header::after{content:"";position:absolute;left:0;right:0;top:100%;height:32px;pointer-events:none;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);-webkit-mask-image:linear-gradient(#000,transparent);mask-image:linear-gradient(#000,transparent);opacity:0;transition:opacity .3s}
header.scrolled::after{opacity:1}
h1{letter-spacing:-.045em}h2{letter-spacing:-.035em}h3{letter-spacing:-.02em}
nav a,.fcols a,.fcols li,.fine,label,.note p,.btn{letter-spacing:.006em}
.div,.panel,.note,dl,form{font-weight:500;letter-spacing:.006em}
.div,.fcols,form,dl{-webkit-backdrop-filter:blur(28px) saturate(180%);backdrop-filter:blur(28px) saturate(180%);border-top-color:rgba(255,255,255,.95);box-shadow:0 18px 60px rgba(35,52,69,.14),inset 0 1px 0 rgba(255,255,255,.95)}
.panel,.note{-webkit-backdrop-filter:blur(20px) saturate(170%);backdrop-filter:blur(20px) saturate(170%);box-shadow:0 8px 30px rgba(35,52,69,.1),inset 0 1px 0 rgba(255,255,255,.9)}
.dark .note,.dark .panel{box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 8px 30px rgba(0,0,0,.25)}
.fcols{box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 18px 60px rgba(0,0,0,.3)}
.pick button{box-shadow:0 2px 8px rgba(35,52,69,.1)}
@keyframes mat{from{opacity:0;transform:scale(.97) translateY(6px);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
.panel.enter{animation:mat .45s cubic-bezier(.2,.8,.2,1) both}
.js [data-r]{transform:translateY(16px);transition:opacity .6s cubic-bezier(.2,.8,.2,1),transform .6s cubic-bezier(.2,.8,.2,1)}
input:user-invalid,textarea:user-invalid{border-color:#B3261E;box-shadow:0 0 0 3px rgba(179,38,30,.15)}
#fs{min-height:1.6em;font-weight:700}
@media(max-width:860px){
 .menu{display:block}nav ul{display:flex;position:absolute;left:var(--m);right:var(--m);top:4rem;background:rgba(244,247,249,.985);-webkit-backdrop-filter:blur(24px) saturate(180%);backdrop-filter:blur(24px) saturate(180%);border:1px solid var(--gb);border-radius:var(--r);box-shadow:0 18px 60px rgba(35,52,69,.2);flex-direction:column;align-items:flex-start;padding:1.25rem 1.5rem 1.5rem;gap:1rem;opacity:0;visibility:hidden;transform:translateY(-8px) scale(.97);filter:blur(6px);transform-origin:top right;transition:opacity .25s cubic-bezier(.2,.8,.2,1),transform .35s cubic-bezier(.2,.8,.2,1),filter .3s,visibility 0s .35s}
 nav.open ul{opacity:1;visibility:visible;transform:none;filter:none;transition-delay:0s}.bar{position:relative}.pick{display:grid;grid-template-columns:1fr 1fr}.row,.div,dl{grid-template-columns:1fr}ul.cols{columns:1}.fcols{grid-template-columns:1fr 1fr}
}
@keyframes fade{from{opacity:0}to{opacity:1}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js [data-r]{transform:none;transition:opacity .3s ease}.panel.enter{animation:fade .25s ease both}nav ul{transform:none;filter:none;transition:opacity .2s,visibility 0s .2s}nav.open ul{transition-delay:0s}.btn:hover,.pick button:hover,.btn:active,.pick button:active{transform:none!important}}
@media(prefers-reduced-transparency:reduce){.div,.note,dl,.panel,form,header,nav ul{background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none}.dark .note,.dark .panel,.fcols{background:var(--d2);-webkit-backdrop-filter:none;backdrop-filter:none}header::after{display:none}}
@media(prefers-contrast:more){.div,.note,dl,.panel,form,header,nav ul{background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none;border:1px solid var(--ink)}.dark .note,.dark .panel,.fcols{background:var(--d2);border:1px solid #fff}}