body.host{min-height:100vh;background:radial-gradient(1200px 600px at 10% -10%,#ebe8ff 0,transparent 60%),radial-gradient(900px 500px at 110% 110%,#fbe6f5 0,transparent 60%),var(--bg)}
#app{max-width:1500px;margin:0 auto;padding:clamp(12px,2vw,28px)}
.small{font-size:14px}
/* home */
.homecard{max-width:680px;margin:2vh auto 0;background:#fff;border-radius:var(--r);box-shadow:var(--sh);overflow:hidden}
.brand{line-height:0;background:var(--grad)}.brand img{width:100%;height:auto;display:block}
.homebody{padding:26px 30px 26px}
.homebody h1{font-size:clamp(34px,5vw,48px)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px;padding:0;list-style:none}
.chips li{font-size:14px;font-weight:700;color:var(--blue);background:#eef6fb;border:1px solid #d6e9f4;border-radius:999px;padding:6px 12px}
.lead{color:var(--muted);margin:0 0 18px}
.homebtns{display:flex;flex-direction:column;gap:10px}
.homebtns .btn{width:100%}
.howto{margin:20px 0 6px;padding:14px 34px 14px 16px;background:#f8f7fe;border:1px solid var(--line);border-radius:14px;font-size:15.5px;color:#3b3b48}
.howto li{margin:3px 0}
.joinlink{text-align:center;margin:14px 0 0;color:var(--muted)}
.joinlink a{color:var(--blue);font-weight:700}
/* lobby */
.lobby{display:grid;grid-template-columns:minmax(320px,.9fr) 1.3fr;gap:clamp(14px,2vw,28px);align-items:start}
.joinpanel,.playerspanel{background:#fff;border-radius:var(--r);box-shadow:var(--sh);overflow:hidden}
.brandstrip{line-height:0;background:var(--grad)}.brandstrip img{width:100%;display:block}
.joinbody{padding:18px 22px 22px;text-align:center}
.joinurl{margin:0 0 10px;font-weight:900;font-size:clamp(18px,1.8vw,26px);color:var(--ink);word-break:break-all}
.pinlabel{margin:0;font-size:14px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.pin{margin:0 0 10px;font-size:clamp(54px,7vw,104px);font-weight:900;letter-spacing:.08em;line-height:1.05;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.qr{display:inline-block;background:#fff;padding:8px;border-radius:12px;border:1px solid var(--line);line-height:0}
.qr img,.qr svg{width:clamp(150px,15vw,220px);height:auto;display:block}
.playerspanel{padding:20px 24px 24px;min-height:60vh;display:flex;flex-direction:column}
.phead{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.phead h2{margin:0}
.pcount{display:inline-block;min-width:1.6em;text-align:center;background:var(--grad);color:#fff;border-radius:999px;padding:0 .45em;font-size:.8em;font-family:Lato,sans-serif;font-weight:900}
.plist{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:12px;align-content:flex-start;flex:1}
.plist li{animation:pop .35s}
.plist button{appearance:none;font:inherit;font-weight:900;font-size:clamp(20px,2vw,28px);background:#f8f7fe;border:2px solid var(--line);border-radius:14px;padding:8px 18px;cursor:pointer;color:var(--ink)}
.plist button:hover{border-color:var(--bad);color:var(--bad);text-decoration:line-through}
.waiting{color:var(--muted);font-size:20px;margin:10px 0}
.dots i{display:inline-block;width:7px;height:7px;margin:0 2px;border-radius:50%;background:var(--i2);animation:blink 1.2s infinite}
.dots i:nth-child(2){animation-delay:.2s}.dots i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.2}40%{opacity:1}}
.settings{display:flex;gap:18px;flex-wrap:wrap;margin:16px 0 14px;padding-top:14px;border-top:1px solid var(--line)}
.set{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--muted);font-size:15px}
.seg{display:inline-flex;background:#f1f0fa;border-radius:12px;padding:3px}
.seg button{appearance:none;border:0;background:transparent;font:inherit;font-weight:900;font-size:16px;padding:7px 14px;border-radius:9px;cursor:pointer;color:var(--muted)}
.seg button.on{background:#fff;color:var(--teal);box-shadow:0 1px 4px rgba(60,50,140,.18)}
.btn.big{font-size:24px;min-height:64px}
/* question */
.qtop{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;font-weight:900;font-size:clamp(16px,1.5vw,22px)}
.qnum{background:#fff;border-radius:999px;padding:6px 16px;box-shadow:var(--sh);color:var(--teal)}
.pinmini{color:var(--muted);font-weight:700}.pinmini b{color:var(--ink)}
.answered{background:#fff;border-radius:999px;padding:6px 16px;box-shadow:var(--sh)}
.qmain{display:grid;grid-template-columns:auto 1fr;gap:clamp(12px,2vw,24px);align-items:center;margin-bottom:clamp(12px,1.6vw,20px)}
.qcard{background:#fff;border-radius:var(--r);box-shadow:var(--sh);padding:clamp(18px,2.6vw,40px) clamp(18px,3vw,44px);min-height:clamp(120px,18vh,220px);display:flex;flex-direction:column;justify-content:center}
.sentence{margin:0;font-size:clamp(26px,3.6vw,56px);line-height:1.35;font-weight:700;color:var(--ink)}
.sentence .verb{font-weight:400;font-size:.8em}
.ready{margin:10px 0 0;font-weight:900;color:var(--i2);font-size:clamp(18px,1.8vw,26px)}
.timer{position:relative;width:clamp(86px,9vw,140px);height:clamp(86px,9vw,140px)}
.timer svg{width:100%;height:100%;transform:rotate(-90deg)}
.timer circle{fill:#fff;stroke-width:9}
.timer .trk{stroke:#eceaf8}
.timer .val{fill:none;stroke:var(--i2);stroke-linecap:round;stroke-dasharray:276.5;transition:stroke-dashoffset .25s linear,stroke .3s}
.timer.low .val{stroke:var(--bad)}
.timer b{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:clamp(32px,3.6vw,56px);font-weight:900;font-variant-numeric:tabular-nums}
.timer.low b{color:var(--bad)}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:clamp(10px,1.4vw,18px)}
.tiles .opt{font-size:clamp(22px,2.6vw,40px);min-height:clamp(80px,18vh,170px);padding:12px clamp(14px,1.8vw,26px)}
.tiles.hiddenopts .opt{visibility:hidden}
.explain{background:var(--okbg);border:2px solid var(--okline);border-radius:var(--r);padding:clamp(12px,1.4vw,20px) clamp(16px,2vw,28px);margin-bottom:clamp(10px,1.4vw,18px);animation:rise .4s}
.exright{margin:0 0 4px;font-weight:900;color:var(--ok);font-size:clamp(22px,2.4vw,34px)}
.extext{margin:0;font-size:clamp(17px,1.7vw,26px);color:#2f3a35}
.exhe{margin:4px 0 0;font-size:clamp(16px,1.6vw,24px);color:var(--muted);text-align:right}
.hostbar{display:flex;justify-content:flex-end;gap:12px;margin-top:clamp(12px,1.6vw,22px)}
.hostbar.center{justify-content:center}
.hostbar .btn{min-width:200px;font-size:22px}
/* leaderboard */
.boardtitle{text-align:center;font-size:clamp(32px,3.6vw,54px);margin:8px 0 18px}
.boardtitle .muted{font-size:.5em;font-family:Lato,sans-serif;font-weight:700}
.board{list-style:none;margin:0 auto;padding:0;max-width:900px;display:flex;flex-direction:column;gap:10px}
.board li{display:grid;grid-template-columns:3.2em 1fr auto auto;align-items:center;gap:14px;background:#fff;border-radius:16px;box-shadow:var(--sh);padding:10px 22px;font-size:clamp(22px,2.3vw,34px);font-weight:900;animation:slidein .45s both}
.board li:nth-child(1){background:var(--grad);color:#fff}
.board li:nth-child(1) .gain{color:#fff;background:rgba(255,255,255,.22)}
.board .rk{font-variant-numeric:tabular-nums;color:var(--muted)}
.board li:nth-child(1) .rk{color:#fff}
.board .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.board .mv{font-size:.6em;color:var(--ok);margin-left:.4em}
.board .gain{font-size:.62em;color:var(--ok);background:var(--okbg);border-radius:999px;padding:2px 12px}
.board .gain.zero{color:var(--muted);background:#f1f0fa}
.board .sc{font-variant-numeric:tabular-nums;min-width:4.2em;text-align:right}
@keyframes slidein{from{opacity:0;transform:translateX(-30px)}to{opacity:1;transform:none}}
/* podium */
.podium{display:flex;align-items:flex-end;justify-content:center;gap:clamp(10px,2vw,26px);margin:20px auto 18px;max-width:1000px;min-height:46vh}
.pod{flex:1;max-width:300px;text-align:center;animation:rise .7s both}
.pod .who{font-weight:900;font-size:clamp(22px,2.5vw,38px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pod .pts{color:var(--muted);font-weight:700;font-size:clamp(16px,1.5vw,22px);margin-bottom:8px}
.pod .medal{font-size:clamp(40px,4.6vw,70px);line-height:1}
.pod .block{border-radius:16px 16px 0 0;background:var(--grad);color:#fff;font-weight:900;font-size:clamp(40px,5vw,80px);display:flex;align-items:flex-start;justify-content:center;padding-top:14px;box-shadow:var(--sh)}
.pod.p1 .block{height:clamp(170px,30vh,300px)}.pod.p2 .block{height:clamp(120px,21vh,210px);opacity:.88}.pod.p3 .block{height:clamp(90px,15vh,150px);opacity:.78}
.pod.p1{animation-delay:1.4s}.pod.p2{animation-delay:.7s}.pod.p3{animation-delay:.1s}
.rest{list-style:none;padding:0;margin:0 auto;max-width:700px;display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.rest li{background:#fff;border-radius:12px;box-shadow:var(--sh);padding:6px 16px;font-weight:700;font-size:20px}
.fs{position:fixed;right:12px;bottom:12px;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:22px;cursor:pointer;color:var(--muted);opacity:.7}
.fs:hover{opacity:1}
@media(max-width:860px){.lobby{grid-template-columns:1fr}.qmain{grid-template-columns:1fr}.timer{margin:0 auto}}
@media(max-width:560px){.tiles{grid-template-columns:1fr}}
#s-board .hostbar{max-width:900px;margin-left:auto;margin-right:auto}
@media(max-width:700px){.fs{display:none}}