:root{--bg:#eef1f6;--card:#fff;--text:#1e293b;--muted:#738096;--line:#e5eaf1;--primary:#315efb;--success:#16a34a;--danger:#dc2626;--shadow:0 20px 50px rgba(25,42,70,.12)}*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#f6f8fc,#e8edf5);font:14px/1.5 Arial,sans-serif;color:var(--text);min-height:100vh}.shell{width:min(1300px,96%);margin:auto;padding:36px 0}.topbar{display:flex;justify-content:space-between;align-items:center;padding:10px 4px 24px}.brand{display:flex;gap:12px;align-items:center}.brandmark,.big-logo{background:linear-gradient(135deg,#315efb,#7c3aed);color:#fff;display:grid;place-items:center;font-weight:800;box-shadow:0 10px 25px rgba(49,94,251,.25)}.brandmark{width:48px;height:48px;border-radius:14px;font-size:24px}.brand strong{display:block;font-size:20px}.brand span,.version,.muted{color:var(--muted)}.wizard-card{background:var(--card);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}.steps{display:grid;grid-template-columns:repeat(6,1fr);border-bottom:1px solid var(--line);background:#fbfcfe}.steps button{border:0;background:transparent;padding:18px 12px;display:flex;gap:9px;align-items:center;text-align:left;color:#8792a6;position:relative;cursor:default}.steps button i{font-style:normal;width:28px;height:28px;border:2px solid #ccd4e0;border-radius:50%;display:grid;place-items:center;font-weight:700}.steps button span{font-weight:700}.steps small{display:block;font-weight:400;white-space:nowrap}.steps button.active,.steps button.done{color:var(--primary)}.steps button.active:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;background:var(--primary)}.steps button.active i,.steps button.done i{border-color:var(--primary);background:var(--primary);color:#fff}.stage{padding:48px 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var(--line);align-items:center}.system-row:last-child{border-bottom:0}.dot{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:12px}.ok .dot{background:var(--success)}.bad .dot{background:var(--danger)}.bad{color:var(--danger)}.loading{padding:25px;color:var(--muted)}.message{max-width:850px;margin:15px auto}.success{color:var(--success)}.error{color:var(--danger)}.install-box{text-align:center;padding:55px 0}.big-logo{width:85px;height:85px;border-radius:24px;font-size:42px;margin:auto}.install-box h1{font-size:32px;margin:18px 0 8px}.install-box h1 small{font-size:14px;color:var(--muted)}.progress-wrap{margin:30px auto;width:min(520px,90%)}.progress{height:10px;background:#e8edf5;border-radius:99px;overflow:hidden}.progress i{display:block;height:100%;width:45%;background:var(--primary);animation:load 1.2s infinite ease-in-out}.hidden{display:none}@keyframes load{0%{transform:translateX(-120%)}100%{transform:translateX(250%)}}.result-card{margin:28px auto 0;padding:24px;max-width:620px;border:1px solid #bfe5ca;background:#f0fff4;border-radius:12px}.result-card h2{color:var(--success)}.result-card a{display:inline-block;margin:7px;padding:11px 16px;border-radius:8px;background:var(--primary);color:#fff;text-decoration:none;font-weight:700}.footnote{text-align:center;color:#8993a5;margin:18px}.version b{color:#344054}@media(max-width:900px){.shell{width:100%;padding:0}.topbar{padding:18px}.wizard-card{border-radius:0}.steps{grid-template-columns:repeat(3,1fr)}.steps small{display:none}.stage{padding:30px 20px}.form-grid{grid-template-columns:1fr}.form-grid label.full{grid-column:auto}.system-row{grid-template-columns:30px 1fr}.system-row span:last-child{grid-column:2}.version{display:none}}@media(max-width:520px){.steps button{padding:11px 8px}.steps button span{font-size:11px}.steps button i{width:23px;height:23px}.stage{min-height:560px}.section-title.row{align-items:flex-start;gap:10px}.license-input input{font-size:18px}.topbar{padding:14px}.brand strong{font-size:17px}}