.ivp-shell{--bg: #f6f7f9;--surface: #fff;--subtle: #fafbfc;--line: #e6e8ec;--line2: #cdd2da;--tx: #1a1d21;--tx2: #586070;--tx3: #8a93a1;--accent: #2f5fd0;--ok: #17794a;--ok-bg: #e9f6ef;--bad: #b8352b;--bad-bg: #fdeeec;min-height:100vh;background:var(--bg);color:var(--tx);font-family:Inter,-apple-system,Segoe UI,Helvetica Neue,Arial,sans-serif;font-size:clamp(15px,.2vw + 13.2px,17px);line-height:1.55;-webkit-font-smoothing:antialiased}.ivp-shell *{box-sizing:border-box}.ivp-shell button{font:inherit;color:inherit;cursor:pointer}.ivp-topbar{background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:24px;min-height:60px;padding:0 clamp(16px,3vw,40px)}.ivp-topbar .brand{font-weight:700;letter-spacing:.02em;font-size:1.02rem}.ivp-topbar .brand span{color:var(--tx3);font-weight:400;margin-left:8px}.ivp-topbar .who{margin-left:auto;color:var(--tx2);font-size:.9rem}.ivp-page{max-width:1120px;margin:0 auto;padding:36px clamp(16px,3vw,40px) 96px}h1.title{font-size:1.55rem;font-weight:600;letter-spacing:-.015em;line-height:1.25;margin:0}.lead{color:var(--tx2);margin-top:6px;max-width:70ch}.btn{height:38px;padding:0 16px;border:1px solid var(--line2);background:#fff;border-radius:6px;font-weight:500;font-size:.95rem;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn:hover:not(:disabled){background:var(--subtle);border-color:#b9bfc9}.btn.primary{background:var(--tx);border-color:var(--tx);color:#fff}.btn.primary:hover:not(:disabled){background:#000;border-color:#000}.btn.lg{height:44px;padding:0 24px;font-size:1rem}.btn.sm{height:32px;padding:0 12px;font-size:.88rem}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.rec{background:var(--bad);border-color:var(--bad);color:#fff}.btn.rec:hover:not(:disabled){background:#9c2a21;border-color:#9c2a21}.prep{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;margin-top:28px;align-items:start}.panel{background:var(--surface);border:1px solid var(--line);border-radius:8px}.panel-h{padding:14px 20px;border-bottom:1px solid var(--line);font-weight:600;font-size:.95rem}.panel-b{padding:6px 20px 14px}ol.rules{list-style:none;counter-reset:r;padding:0;margin:0}ol.rules li{counter-increment:r;display:grid;grid-template-columns:28px 1fr;gap:2px 8px;padding:13px 0;border-top:1px solid var(--line)}ol.rules li:first-child{border-top:0}ol.rules li:before{content:counter(r);grid-row:1 / 3;width:22px;height:22px;border-radius:50%;background:#eef0f3;color:var(--tx2);font-size:.76rem;font-weight:600;display:grid;place-items:center;margin-top:1px}ol.rules b{font-weight:600;font-size:.95rem}ol.rules span{color:var(--tx2);font-size:.92rem}.chk{display:grid;grid-template-columns:1fr auto;gap:4px 16px;align-items:center;padding:14px 0;border-top:1px solid var(--line)}.chk:first-child{border-top:0}.chk b{font-weight:600;font-size:.95rem}.chk .d{grid-column:1 / 2;color:var(--tx2);font-size:.88rem}.chk .btn{grid-row:1 / 3;grid-column:2}.spstate{grid-column:1 / -1;font-size:.9rem;color:var(--tx2)}.spstate.ok,.dev.ok{color:var(--ok)}.spstate.bad,.dev.bad{color:var(--bad)}.dev{grid-column:1 / -1;font-size:.9rem;color:var(--tx2)}.chk video{width:100%;max-width:300px;aspect-ratio:4 / 3;background:#111;border-radius:6px;object-fit:cover;display:none;margin-top:10px;grid-column:1 / -1}.meter{height:6px;width:100%;max-width:300px;background:#eceef2;border-radius:3px;margin-top:8px;overflow:hidden;display:none;grid-column:1 / -1}.meter>div{height:100%;width:0;background:var(--ok);transition:width .1s}.req{color:var(--bad);margin-left:3px}.begin{margin-top:24px;padding:18px 20px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}.ready{display:flex;gap:10px;align-items:flex-start;cursor:pointer;flex:1;min-width:16rem;font-size:.95rem}.ready input{margin-top:3px;width:17px;height:17px;accent-color:var(--tx);flex:none}.hint{font-size:.88rem;color:var(--tx2)}.alert{padding:12px 16px;border:1px solid #f3cfcb;background:var(--bad-bg);color:#7e2018;border-radius:6px;font-size:.95rem;width:100%}.iv-head{margin-bottom:14px}.iv-head .prog{font-size:.92rem;font-weight:600}.pbar{height:4px;background:var(--line);border-radius:2px;margin-top:8px;overflow:hidden}.pbar i{display:block;height:100%;width:0;background:var(--tx);transition:width .3s}.iv{display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:24px;align-items:start}.chatlog{height:calc(100vh - 360px);min-height:300px;overflow-y:auto;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:6px 22px}.msg{padding:15px 0;border-bottom:1px solid var(--line)}.msg:last-child{border-bottom:0}.msg-who{font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--tx3);margin-bottom:4px}.msg.ai .msg-who{color:var(--accent)}.msg-body{white-space:pre-wrap;font-size:1.02rem;line-height:1.6}.msg.sys{padding:10px 0}.msg.sys .msg-body{color:var(--tx2);font-size:.9rem}.thinking{color:var(--tx3);font-size:.9rem;padding:14px 0}.composer{margin-top:14px;background:var(--surface);border:1px solid var(--line2);border-radius:8px;overflow:hidden}.composer textarea{display:block;width:100%;min-height:96px;resize:none;border:0;border-radius:0;padding:14px 16px;font:inherit;font-size:1.02rem;background:var(--subtle);cursor:default;color:var(--tx)}.composer textarea:focus{outline:none}.micRow{display:flex;gap:8px;align-items:center;padding:10px 12px;border-top:1px solid var(--line);flex-wrap:wrap}.micState{flex:1;min-width:12rem;font-size:.9rem;color:var(--tx2);order:5}.micState.bad{color:var(--bad)}.micRow .primary{order:9;margin-left:auto}.side{position:sticky;top:20px;display:grid;gap:16px}.videoBox{position:relative;background:#111;border-radius:8px;overflow:hidden}.videoBox video{width:100%;aspect-ratio:4 / 3;object-fit:cover;display:block}.recbadge{position:absolute;left:10px;top:10px;display:flex;align-items:center;gap:6px;background:#0000008c;color:#fff;font-size:.72rem;font-weight:600;letter-spacing:.06em;padding:3px 8px;border-radius:4px}.recbadge i{width:7px;height:7px;border-radius:50%;background:#ff5a4f;animation:ivp-blink 1.4s infinite}@keyframes ivp-blink{50%{opacity:.25}}.tips{padding:14px 16px;font-size:.88rem;color:var(--tx2)}.tips b{display:block;color:var(--tx);font-size:.9rem;margin-bottom:6px}.tips ul{margin:0 0 0 1.05rem;padding:0;display:grid;gap:4px}.tips .btn{margin-top:12px}.ivp-state{max-width:520px;margin:14vh auto 0;text-align:center}.ivp-state .ico{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;margin:0 auto 18px;font-size:1.35rem;background:#eef0f3;color:var(--tx2)}.ivp-state .ico.ok{background:var(--ok-bg);color:var(--ok)}.ivp-state .ico.ok svg{width:20px;height:20px}.ivp-state .ico.bad{background:var(--bad-bg);color:var(--bad)}.ivp-state h1{font-size:1.35rem;font-weight:600;letter-spacing:-.01em}.ivp-state p{color:var(--tx2);margin-top:10px}.ivp-state .fine{font-size:.9rem;color:var(--tx3)}@media(max-width:900px){.prep,.iv{grid-template-columns:1fr}.side{position:static}.videoBox{position:fixed;top:72px;right:12px;z-index:40;width:clamp(110px,30vw,160px);box-shadow:0 4px 14px #00000040}.chatlog{height:calc(100vh - 380px)}.ivp-topbar .who{display:none}}