:root{--primary:#1976d2;--primary-dark:#0f5eaa;--text:#102033;--muted:#64748b;--border:#dce6f0;--surface:#fffffff5;--background:#f5f9fd;--success:#0f9d68;--danger:#c62828}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{background:radial-gradient(circle at top left, #1976d221, transparent 34%), linear-gradient(180deg, #eef6ff 0%, var(--background) 100%);min-height:100vh;color:var(--text);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}.page-shell{place-items:center;min-height:100vh;padding:24px;display:grid}.card{background:var(--surface);text-align:center;border:1px solid #dce6f0e6;border-radius:28px;width:min(100%,520px);padding:36px;box-shadow:0 24px 70px #0f233c1f}.brand-logo-wrap{place-items:center;width:82px;height:82px;margin:0 auto 18px;display:grid}.brand-logo{object-fit:contain;width:82px;height:82px;display:block}.eyebrow{color:var(--primary);letter-spacing:.16em;margin:0 0 8px;font-size:12px;font-weight:800}h1{letter-spacing:-.04em;margin:0;font-size:clamp(30px,6vw,42px);line-height:1.06}.intro{max-width:430px;color:var(--muted);margin:16px auto 28px;font-size:15px;line-height:1.6}.access-form,.download-panel{border:1px solid var(--border);text-align:left;background:#fff;border-radius:22px;margin-top:20px;padding:22px}.access-form label{margin-bottom:8px;font-size:13px;font-weight:700;display:block}.access-form input{border:1px solid var(--border);background:#fbfdff;border-radius:14px;outline:none;width:100%;height:52px;padding:0 15px}.access-form input:focus{border-color:var(--primary);box-shadow:0 0 0 4px #1976d21a}.primary-button,.download-button{background:var(--primary);color:#fff;cursor:pointer;border:0;border-radius:15px;justify-content:center;align-items:center;gap:10px;width:100%;min-height:54px;margin-top:14px;font-weight:800;transition:transform .15s,background .15s;display:flex}.primary-button:hover,.download-button:hover{background:var(--primary-dark);transform:translateY(-1px)}.error-message{color:var(--danger);margin:9px 0 0;font-size:12px;font-weight:600}.download-panel{text-align:left}.download-panel>div:first-child{color:var(--success);align-items:center;gap:9px;font-size:13px;font-weight:800;display:flex}.status-dot{background:var(--success);border-radius:50%;width:9px;height:9px;box-shadow:0 0 0 4px #0f9d681f}.version-box{background:#f6faff;border-radius:14px;justify-content:space-between;gap:16px;margin-top:16px;padding:14px;display:flex}.version-box span{color:var(--muted);font-size:12px}.version-box strong{font-size:13px}.download-button{text-align:center}.download-button span{font-size:20px}.small-note{color:var(--muted);margin:13px 0 0;font-size:12px;line-height:1.55}footer{color:#8a9aab;justify-content:center;gap:7px;margin-top:24px;font-size:11px;display:flex}@media (max-width:560px){.page-shell{padding:16px}.card{border-radius:24px;padding:26px 20px}}