:root{--ink:#06162a;--ink2:#102c43;--mint:#5ee6b7;--emerald:#00a879;--teal:#087f82;--paper:#f4fbf8;--white:#fff;--muted:#5d6f79;--line:#d5e5df;--danger:#b42318;--shadow:0 24px 70px #06162a1f}*{box-sizing:border-box}html{background:var(--ink);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}body{color:var(--ink);background:radial-gradient(circle at 85% 0,#5ee6b747,#0000 28rem),linear-gradient(#f8fffc,#eef8f4);min-height:100vh;margin:0;font-family:Inter,Noto Sans Thai,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.shell{width:min(1120px,100% - 32px);margin-inline:auto}.site-header{z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#f8fffce6;border-bottom:1px solid #06162a14;position:sticky;top:0}.header-row,.footer-row,.row{align-items:center;gap:16px;display:flex}.header-row{justify-content:space-between;min-height:72px}.brand{letter-spacing:-.03em;align-items:center;gap:11px;font-weight:800;display:flex}.mark{background:linear-gradient(135deg,var(--mint),var(--emerald) 55%,var(--teal));width:38px;height:38px;color:var(--ink);border-radius:12px;place-items:center;font-weight:1000;display:grid;box-shadow:0 10px 24px #00a87940}nav{color:var(--ink2);gap:20px;font-weight:650;display:flex}main{min-height:calc(100vh - 164px);padding:64px 0}.hero{grid-template-columns:1.1fr .9fr;align-items:center;gap:36px;display:grid}.card{box-shadow:var(--shadow);background:#fffffff0;border:1px solid #06162a1a;border-radius:24px;padding:28px}.auth-card{width:min(560px,100%);margin-inline:auto}.stack{gap:18px;display:grid}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.kicker{color:var(--teal);text-transform:uppercase;letter-spacing:.12em;margin:0;font-size:.78rem;font-weight:800}h1,h2{letter-spacing:-.045em;margin:0;line-height:1.05}h1{font-size:clamp(2.4rem,6vw,5.5rem)}h2{font-size:clamp(1.6rem,3vw,2.4rem)}p{line-height:1.7}.muted{color:var(--muted)}label{gap:7px;font-weight:700;display:grid}input,select{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:14px;outline:none;padding:13px 14px}input:focus,select:focus{border-color:var(--emerald);box-shadow:0 0 0 4px #00a8791f}button,.button{background:var(--ink);color:#fff;cursor:pointer;border:0;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:13px 18px;font-weight:800;display:inline-flex}.secondary{background:linear-gradient(135deg,var(--emerald),var(--teal))}.tertiary{color:var(--ink);background:#e8f5f0}.danger{background:var(--danger)}.notice{color:#075e49;background:#e8f7f1;border-radius:14px;padding:13px 15px}.error{color:var(--danger);background:#fff0ee;border-radius:14px;padding:13px 15px}.scope{border:1px solid var(--line);border-radius:16px;gap:12px;padding:15px;display:flex}.scope input{width:auto}.actions{flex-wrap:wrap;gap:12px;display:flex}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}footer{background:var(--ink);color:#d9ebe5;padding:28px 0}.footer-row{justify-content:space-between}.footer-row .brand{color:#fff}@media (max-width:760px){.hero,.grid{grid-template-columns:1fr}nav{display:none}main{padding:36px 0}.card{padding:22px}h1{font-size:2.7rem}.footer-row{flex-direction:column;align-items:flex-start}}