:root{--cov-blue:#1ab8ea;--cov-blue-dark:#0e8cda;--cov-orange:#fa9f31;--cov-green:#c0d62d;--cov-green-text:#5c7d12;--cov-charcoal:#2c2c2d;--cov-slate:#566779;--bg:#eef3f7;--border:#e4e8ec;--shadow:0 1px 2px rgba(16,30,54,.05),0 8px 24px rgba(16,30,54,.04);--shadow-hover:0 2px 4px rgba(16,30,54,.06),0 12px 32px rgba(16,30,54,.09)}*{box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;margin:0;color:var(--cov-charcoal);line-height:1.55;background:radial-gradient(900px 380px at 50% -120px,rgba(26,184,234,.1),transparent 70%),var(--bg);min-height:100vh}.brandbar{height:6px;background:linear-gradient(90deg,var(--cov-orange) 0,var(--cov-orange) 33.3%,var(--cov-blue) 33.3%,var(--cov-blue) 66.6%,var(--cov-green) 66.6%,var(--cov-green) 100%)}.site-header{background:rgba(255,255,255,.85);-webkit-backdrop-filter:saturate(140%) blur(6px);backdrop-filter:saturate(140%) blur(6px);border-bottom:1px solid var(--border);padding:16px;text-align:center}.site-logo{height:58px;width:auto}main{max-width:720px;margin:0 auto;padding:36px 16px 72px}.page-head{margin-bottom:22px}h1{font-size:1.7rem;letter-spacing:-.02em;margin:0 0 6px}.lead{color:var(--cov-slate);font-size:1rem;margin:0}button{font:inherit;font-weight:600;padding:9px 17px;border-radius:9px;border:1px solid var(--cov-blue);background:var(--cov-blue);color:#fff;cursor:pointer;box-shadow:0 1px 2px rgba(14,140,218,.25);transition:background .15s,border-color .15s,transform .08s,box-shadow .15s,opacity .15s}button:hover{background:var(--cov-blue-dark);border-color:var(--cov-blue-dark);box-shadow:0 3px 10px rgba(14,140,218,.28)}button:active{transform:translateY(1px)}button:disabled{opacity:.5;cursor:default;box-shadow:none}button.secondary{background:#fff;color:var(--cov-blue-dark);box-shadow:none}button.secondary:hover{background:#eef9fe}input[type=password],input[type=text],textarea{font:inherit;width:100%;padding:11px 13px;border-radius:9px;border:1px solid #cfd6dd;background:#fff;margin:8px 0;color:var(--cov-charcoal);transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus{outline:none;border-color:var(--cov-blue);box-shadow:0 0 0 3px rgba(26,184,234,.18)}.card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 18px 18px 20px;margin:14px 0;box-shadow:var(--shadow);transition:box-shadow .18s,transform .18s}.q-card{position:relative;overflow:hidden}.q-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--accent,var(--cov-blue))}.q-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.q-text{font-weight:600;font-size:1.06rem;margin-bottom:4px}.q-count{font-size:.8rem;margin-bottom:12px}.muted,.q-count{color:var(--cov-slate)}.muted{font-size:.85rem}.thanks{display:inline-flex;align-items:center;gap:7px;color:var(--cov-green-text);font-weight:600;background:rgba(192,214,45,.16);padding:7px 12px;border-radius:999px}.site-footer{text-align:center;color:var(--cov-slate);font-size:.8rem;padding:26px 16px 40px;border-top:1px solid var(--border);background:rgba(255,255,255,.6)}.site-footer strong{color:var(--cov-charcoal)}.present{position:fixed;inset:0;z-index:50;display:flex;flex-direction:column;cursor:pointer;background:radial-gradient(1100px 520px at 50% -160px,rgba(26,184,234,.14),transparent 70%),linear-gradient(180deg,#ffffff,#eaf2f7)}.present:before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:linear-gradient(90deg,var(--cov-orange) 0 33.3%,var(--cov-blue) 33.3% 66.6%,var(--cov-green) 66.6% 100%)}.present-topbar{display:flex;justify-content:space-between;align-items:center;padding:22px 28px 0;cursor:default}.present-progress{font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--cov-slate)}.present-exit{font-size:.85rem;font-weight:600;color:var(--cov-slate);text-decoration:none;padding:6px 12px;border-radius:8px;border:1px solid var(--border);background:#fff}.present-exit:hover{color:var(--cov-charcoal)}.present-stage{flex:1 1;display:flex;align-items:center;justify-content:center;padding:24px 7vw}.slide{max-width:920px;text-align:center;animation:slidein .35s ease}@keyframes slidein{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.slide-kicker{font-size:.82rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--cov-blue-dark);margin-bottom:18px}.slide-question-text{font-size:clamp(2rem,5vw,3.4rem);line-height:1.12;letter-spacing:-.02em;font-weight:800;margin:0;color:var(--cov-charcoal)}.slide-hint{margin-top:26px;color:var(--cov-slate);font-size:1rem}.slide-context{font-size:clamp(1rem,2vw,1.35rem);color:var(--cov-slate);font-weight:600;margin-bottom:28px;max-width:760px;margin-left:auto;margin-right:auto}.slide-answer-body{position:relative;font-size:clamp(1.7rem,4.2vw,2.9rem);line-height:1.28;font-weight:700;letter-spacing:-.01em;color:var(--cov-charcoal);margin:0 auto;max-width:900px;white-space:pre-wrap}.slide-answer .slide-kicker{margin-top:30px;margin-bottom:0}.present-controls{display:flex;align-items:center;justify-content:center;gap:18px;padding:18px 28px 30px;cursor:default}.present-counter{color:var(--cov-slate);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:600}.present-empty{flex:1 1;display:flex;align-items:center;justify-content:center;color:var(--cov-slate);font-size:1.2rem}.present-menu-btn{background:var(--cov-blue);color:#fff;border:1px solid var(--cov-blue);font-size:.9rem;font-weight:700;padding:8px 15px;box-shadow:0 1px 2px rgba(14,140,218,.25)}.present-menu-btn:hover{background:var(--cov-blue-dark);border-color:var(--cov-blue-dark);color:#fff}.present-menu{flex:1 1;overflow-y:auto;padding:22px 6vw 40px}.present-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:16px;gap:16px;max-width:1100px;margin:0 auto}.qmenu-card{position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:flex-start;gap:8px;text-align:left;min-height:150px;background:#fff;color:var(--cov-charcoal);border:1px solid var(--border);border-radius:16px;padding:18px 18px 18px 22px;box-shadow:var(--shadow);cursor:pointer;transition:transform .16s,box-shadow .16s}.qmenu-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--accent)}.qmenu-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}.qmenu-num{font-size:.72rem;font-weight:800;letter-spacing:.1em;color:#fff;background:var(--accent);padding:3px 9px;border-radius:999px}.qmenu-text{font-size:1.06rem;font-weight:700;line-height:1.3;flex:1 1}.qmenu-count{font-size:.82rem;color:var(--cov-slate);font-weight:600}