:root{--bg:#070a09;--surface:#101914;--line:rgba(190,255,223,.11);--text:#f5faf7;--muted:#98a89e;--green:#35e39c;--green2:#76f3c3;--red:#ff746a}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 15% 0%,rgba(53,227,156,.10),transparent 30%),var(--bg);color:var(--text);font-family:Inter,"Noto Sans Thai",sans-serif;line-height:1.65}.container{width:min(860px,calc(100% - 34px));margin:auto}a{text-decoration:none;color:inherit}.header{border-bottom:1px solid var(--line);background:rgba(7,10,9,.9);backdrop-filter:blur(18px)}.nav{height:78px;display:flex;align-items:center}.brand{display:flex;gap:10px;align-items:center;font-weight:800;letter-spacing:.12em}.brand-symbol{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--green),#58d9ff);color:#03100a}.back{margin-left:auto;color:var(--muted)}.page{padding:72px 0 100px}.head{text-align:center;margin-bottom:34px}.eyebrow{color:var(--green2);font-size:11px;font-weight:800;letter-spacing:.15em}.head h1{font-size:clamp(44px,7vw,68px);letter-spacing:-.05em;margin:10px 0}.head p{color:var(--muted)}.state,.card{padding:28px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(180deg,rgba(16,25,20,.98),rgba(7,10,9,.98));text-align:center}.hidden{display:none!important}.success,.error-mark{width:70px;height:70px;margin:0 auto 18px;border-radius:50%;display:grid;place-items:center;background:rgba(53,227,156,.10);color:var(--green2);font-size:38px}.error-mark{background:rgba(255,116,106,.1);color:#ffaaa4}.card h2{font-size:34px;margin:9px 0}.file{color:var(--muted)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin:24px 0;background:var(--line);border:1px solid var(--line);border-radius:15px;overflow:hidden;text-align:left}.grid div{padding:15px;background:var(--bg)}.grid span{display:block;color:var(--muted);font-size:11px}.button{width:100%;min-height:58px;border:0;border-radius:14px;background:linear-gradient(180deg,var(--green2),var(--green));color:#03100a;font-weight:800;font-size:16px;cursor:pointer}.button:disabled{opacity:.5;cursor:not-allowed}.note{color:var(--muted);font-size:12px}.error{color:var(--red);min-height:22px}.error-card p{color:var(--muted)}.support{display:inline-flex;padding:12px 20px;border:1px solid var(--line);border-radius:12px;margin-top:10px}@media(max-width:600px){.page{padding-top:45px}.grid{grid-template-columns:1fr}}

.download-nav-actions{margin-left:auto;display:flex;align-items:center;gap:18px}.download-nav-actions .back{margin-left:0}@media(max-width:520px){.download-nav-actions{gap:10px}.download-nav-actions .back:first-child{color:var(--green2)}}