:root{color-scheme:dark;--bg:#080b13;--surface:#111827;--card:rgba(17,24,39,.88);--line:rgba(148,163,184,.2);--text:#f8fafc;--muted:#a7b3c5;--primary:#6d5dfc;--secondary:#b91c1c;--accent:#e2a62b;--danger:#ef4444;--success:#22c55e}*{box-sizing:border-box}html{min-height:100%;background:var(--bg)}body{margin:0;min-height:100vh;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);transition:background .3s,color .3s}button,input{font:inherit}.app-bg{position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 14% 0%,color-mix(in srgb,var(--primary) 34%,transparent),transparent 35%),radial-gradient(circle at 90% 10%,color-mix(in srgb,var(--secondary) 24%,transparent),transparent 30%),linear-gradient(180deg,color-mix(in srgb,var(--bg) 88%,#111827),var(--bg) 68%)}.shell{position:relative;z-index:1;width:min(1120px,calc(100% - 28px));margin:0 auto;padding:max(18px,env(safe-area-inset-top)) 0 max(112px,calc(env(safe-area-inset-bottom) + 96px))}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 2px 22px}.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none}.brand-mark{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--secondary));display:grid;place-items:center;font-weight:950;font-size:24px;box-shadow:0 10px 30px color-mix(in srgb,var(--primary) 35%,transparent)}.brand span:last-child{display:grid}.brand small,.network-state,.eyebrow,.hero-card p,.panel p,.participant-card p,.badge-demo small,.portal-hero p,.refresh-time{color:var(--muted)}.network-state{font-size:.85rem}.hero-card,.panel,.status-grid article,.portal-hero,.primary-action{border:1px solid var(--line);background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(18px);box-shadow:0 24px 80px rgba(0,0,0,.28)}.hero-card{min-height:65vh;border-radius:28px;padding:clamp(26px,6vw,62px);display:grid;align-content:center;text-align:center}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:850}.hero-card h1,.portal-hero h1{font-size:clamp(2rem,7vw,4.4rem);line-height:1;margin:.6rem 0 1rem}.hero-card p{font-size:1.05rem;line-height:1.65;max-width:650px;margin-left:auto;margin-right:auto}.badge-demo{display:flex;align-items:center;gap:16px;text-align:left;width:min(500px,100%);margin:24px auto;padding:16px;border-radius:18px;background:rgba(15,23,42,.55);border:1px solid var(--line)}.badge-demo div:last-child{display:grid;gap:4px}.qr-demo{width:76px;height:76px;border-radius:12px;background:#fff;color:#0f172a;display:grid;place-items:center;font-weight:950;letter-spacing:.08em}.btn{border:0;border-radius:13px;padding:13px 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auto;width:330px;height:330px;border-radius:50%;background:color-mix(in srgb,var(--accent) 16%,transparent);filter:blur(2px)}.portal-license{display:flex;align-items:center;gap:12px;position:relative;z-index:1}.portal-license img{width:92px;max-height:70px;object-fit:contain}.portal-hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:end;position:relative;z-index:1}.welcome-line{margin:28px 0 0}.portal-hero h1{font-size:clamp(2.5rem,8vw,5rem)}.event-summary{display:grid;gap:9px;padding:20px;border-radius:18px;background:rgba(8,11,19,.48);border:1px solid var(--line)}.event-summary strong{font-size:1.25rem}.portal-hero>.btn{margin-top:22px;position:relative;z-index:1}.primary-action{border-radius:22px;padding:22px 26px;display:flex;align-items:center;justify-content:space-between;gap:18px;background:linear-gradient(135deg,color-mix(in srgb,var(--primary) 28%,var(--surface)),color-mix(in srgb,var(--secondary) 18%,var(--surface)))}.primary-action h2{margin:.4rem 0}.primary-action p{margin:0;color:var(--muted)}.primary-action-icon{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--primary);font-size:1.8rem;font-weight:900}.status-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.status-grid article{border-radius:18px;padding:18px;display:grid;gap:8px;position:relative;overflow:hidden}.status-grid article::after{content:"";position:absolute;inset:auto -24px -42px auto;width:90px;height:90px;border-radius:50%;background:color-mix(in srgb,var(--primary) 14%,transparent)}.status-grid span,.status-grid small{color:var(--muted);font-size:.85rem}.status-grid strong{font-size:1.12rem}.status-grid article.is-ok{border-color:color-mix(in srgb,var(--success) 42%,var(--line))}.status-grid article.is-warning{border-color:color-mix(in srgb,var(--accent) 48%,var(--line))}.portal-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:16px}.panel{border-radius:22px;padding:24px}.panel h2{margin:.45rem 0 1rem}.tournament-panel dl{display:grid;gap:0;margin:0}.tournament-panel dl div{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}.tournament-panel dt{color:var(--muted)}.tournament-panel dd{margin:0;font-weight:850;text-align:right}.panel-title{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.notifications-list{display:grid;gap:10px}.notification{padding:14px;border-radius:14px;background:rgba(15,23,42,.48);border:1px solid var(--line)}.notification strong{display:block;margin-bottom:6px}.notification p{margin:0;line-height:1.5}.notification time{display:block;margin-top:8px;color:var(--muted);font-size:.76rem}.session-panel{display:flex;justify-content:space-between;align-items:center;gap:24px}.session-panel h2{margin:.45rem 0}.session-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.pill{padding:9px 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#000}.close{position:absolute;right:14px;top:12px;border:0;background:transparent;color:#fff;font-size:2rem;cursor:pointer}.modal[hidden],.install-banner[hidden],.update-banner[hidden],[hidden]{display:none!important}.network-state.is-offline{color:#fca5a5}@media(max-width:820px){.portal-hero-grid,.portal-grid{grid-template-columns:1fr}.status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.session-panel{display:grid}.session-actions{justify-content:flex-start}.portal-hero h1{font-size:clamp(2.5rem,12vw,4.2rem)}}@media(max-width:540px){.shell{width:min(100% - 18px,1120px)}.status-grid{grid-template-columns:1fr}.hero-card{padding:24px 18px;border-radius:22px}.topbar{padding-top:max(10px,env(safe-area-inset-top))}.network-state{display:none}.primary-action{align-items:flex-start}.primary-action-icon{flex:0 0 46px;width:46px;height:46px}.session-actions{display:grid;grid-template-columns:1fr;width:100%}.session-actions .btn,.session-actions 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