:root{--sky: #eaf6fc;--sky-deep: #cfeaf7;--ink: #17344c;--ink-soft: #3d6178;--card: rgba(255, 255, 255, .78);--paper: #17344c;--paper-dim: #5b7d94;--accent: #3eb4e0;--accent-deep: #1d94c8;--glow: #9adcf2;--ok: #2db8a0;--line: rgba(46, 154, 204, .22);--muted: #6b8ca2;--shadow: 0 24px 64px rgba(86, 154, 196, .18);--font-ui: "Lexend", "Noto Sans SC", "Segoe UI", sans-serif;--font-display: "Instrument Serif", "Noto Serif SC", Georgia, serif;--danger: #e15b70;--vvh: 100dvh;--vvw: 100vw;--vv-top: 0px;--vv-left: 0px}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;overscroll-behavior:none;-webkit-text-size-adjust:100%;text-size-adjust:100%}body{position:fixed;inset:0;font-family:var(--font-ui);color:var(--paper);background:var(--sky)}#root{position:fixed;top:var(--vv-top);left:var(--vv-left);width:var(--vvw);height:var(--vvh);overflow:hidden}button,input,textarea,select{font-family:inherit;touch-action:manipulation}input,textarea,select{font-size:16px}button{cursor:pointer}.atmosphere{height:100%;min-height:100%;display:grid;place-items:center;padding:24px 16px 32px;position:relative;isolation:isolate;overflow:hidden;background:radial-gradient(900px 480px at 18% -8%,rgba(126,214,242,.55),transparent 58%),radial-gradient(780px 420px at 92% 108%,rgba(90,186,226,.28),transparent 52%),linear-gradient(180deg,#f7fcfe,#e7f4fb 48%,#dceef8)}.atmosphere:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at center,rgba(62,180,224,.14) 1px,transparent 1.4px);background-size:36px 36px;-webkit-mask-image:radial-gradient(circle at center,black,transparent 74%);mask-image:radial-gradient(circle at center,black,transparent 74%);z-index:-2}.atmosphere:after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.045;z-index:-1;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E")}.signal-rings{position:absolute;width:min(92vw,560px);aspect-ratio:1;border-radius:50%;pointer-events:none;z-index:-1;border:1px solid rgba(62,180,224,.16);box-shadow:0 0 0 48px #3eb4e00d,0 0 0 96px #3eb4e009}.signal-rings.hot{border-color:#3eb4e06b;box-shadow:0 0 0 48px #3eb4e014,0 0 90px 18px #7ed6f247;animation:ring-breathe 3.6s ease-in-out infinite}@keyframes ring-breathe{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.028);opacity:.82}}@media(prefers-reduced-motion:reduce){.signal-rings.hot{animation:none}}.card{width:min(100%,420px);height:min(760px,calc(var(--vvh) - 48px));background:var(--card);border:1px solid rgba(255,255,255,.8);border-radius:28px;box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden;-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);position:relative}.card.connected{box-shadow:var(--shadow),0 0 0 1px #3eb4e047,0 0 48px #7ed6f259}.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 18px 10px;gap:12px}.brand{display:flex;align-items:center;gap:10px;min-width:0}.brand-mark{width:34px;height:34px;flex:none;filter:drop-shadow(0 6px 10px rgba(58,171,220,.28))}.wordmark{display:flex;flex-direction:column;min-width:0}.wordmark strong{font-family:var(--font-display);font-weight:400;font-size:1.28rem;letter-spacing:.01em;color:var(--ink)}.wordmark span{color:var(--muted);font-size:.7rem;letter-spacing:.04em}.linkish{border:0;background:transparent;color:var(--accent-deep);font-weight:600;font-size:.92rem;padding:6px 4px}.linkish:disabled{opacity:.45;cursor:not-allowed}.room-chip{appearance:none;border:1px solid rgba(46,154,204,.4);background:#ffffffc7;color:var(--accent-deep);border-radius:999px;padding:5px 11px;font-weight:650;font-size:.84rem;letter-spacing:.14em;font-variant-numeric:tabular-nums;line-height:1.2;box-shadow:inset 0 1px #ffffffeb,0 1px 4px #2e9acc1a}.room-chip:active{transform:scale(.97);background:#e3f4fc;border-color:var(--accent)}.status-row{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 18px 12px;color:var(--muted);font-size:.8rem}.status-people{display:flex;align-items:center;gap:8px;min-width:0}.roster{display:flex;align-items:center}.roster .user-avatar,.roster .avatar-btn{margin-left:-6px}.roster .user-avatar:first-child,.roster .avatar-btn:first-child{margin-left:0}.user-avatar{width:26px;height:26px;border-radius:50%;object-fit:cover;display:grid;place-items:center;border:2px solid #f7fcfe;box-shadow:0 0 0 1px #2e9acc29}.user-avatar.letter{color:#fff;font-size:.58rem;font-weight:700;letter-spacing:.04em}.avatar-btn{padding:0;border:0;background:transparent;border-radius:50%;line-height:0}.msg-row{display:flex;align-items:flex-end;gap:4px;width:100%;max-width:100%}.msg-row.self{justify-content:flex-end}.msg-row.peer{justify-content:flex-start}.msg-body{flex:0 1 auto;min-width:0;max-width:calc(100% - 36px)}.msg-side{width:26px;flex:none;display:flex;flex-direction:column;align-items:center}.msg-side .avatar-btn{display:grid;place-items:center}.home{flex:1;min-height:0;display:flex;flex-direction:column;gap:10px}.conn-log{flex:none;max-height:42%;overflow:auto;padding:10px 12px;border-radius:16px;background:#ffffff9e;border:1px solid var(--line);font-size:.75rem;line-height:1.45}.conn-log-title{font-weight:600;color:var(--ink-soft);margin-bottom:6px}.log-line{color:var(--paper-dim)}.log-line span{margin-right:8px;color:#6b8ca2b3;font-variant-numeric:tabular-nums}.log-line.ok{color:#1e8a6a}.log-line.warn{color:#b37a2b}.log-line.error{color:var(--danger)}.home .drop{flex:1;min-height:120px}.profile-editor{display:flex;gap:12px;align-items:center;margin:4px 0 14px}.profile-editor .user-avatar{width:52px;height:52px;font-size:1rem}.profile-fields{flex:1;min-width:0}.profile-fields input{width:100%;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--paper);padding:0 12px;margin-bottom:8px;font-size:1rem;letter-spacing:0;text-align:left}.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:#ffffffb3;border:1px solid var(--line)}.dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}.dot.wait{background:var(--accent);box-shadow:0 0 10px var(--glow)}.dot.ok{background:var(--ok);box-shadow:0 0 10px var(--ok)}.dot.bad{background:var(--danger)}.stage{flex:1;min-height:0;display:flex;flex-direction:column;padding:0 16px 8px}.drop{flex:1;min-height:180px;border:1px dashed rgba(46,154,204,.32);border-radius:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px 16px;color:var(--paper-dim);background:radial-gradient(circle at 50% 28%,rgba(154,220,242,.42),transparent 58%),#ffffff59;cursor:pointer}.drop.over{border-color:var(--accent);background:#9ee0f461}.drop h2{margin:14px 0 6px;font-size:1.15rem;color:var(--paper);font-weight:600}.drop p{margin:0;font-size:.88rem}.feed{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column;gap:10px;padding:4px 2px 8px}.feed,.conn-log{scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch}.feed::-webkit-scrollbar,.conn-log::-webkit-scrollbar{width:0;height:0;display:none}.bubble{max-width:100%;padding:7px 11px;border-radius:14px;line-height:1.4;font-size:.8rem;white-space:pre-wrap;word-break:break-word}.bubble.self{margin-left:0;background:#3dbf7a9e;color:#fff}.bubble.peer{margin-right:0;background:#38a8d69e;color:#fff;border:0}.file-chip{max-width:100%;padding:10px 12px;border-radius:16px;color:#fff}.file-chip.self{margin-left:0;width:min(100%,240px);background:#3dbf7a94;border:0}.file-chip.peer{margin-right:0;width:min(100%,240px);background:#38a8d694;border:0}.file-chip .hint,.file-chip .file-meta span{color:#ffffffd1}.file-chip header{display:flex;justify-content:space-between;gap:8px;font-size:.86rem}.file-chip.receive-card{padding:10px}.file-hit{display:block;width:100%;margin:0;padding:0;border:0;background:transparent;color:inherit;text-align:left;cursor:pointer}.file-hit:disabled{cursor:default}.file-skel{position:relative;overflow:hidden;border-radius:14px;background:linear-gradient(90deg,#d4ebf6,#eef8fc 45%,#d4ebf6);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite}.file-skel.image{width:100%;aspect-ratio:4 / 3;margin-bottom:8px}.file-skel.doc{width:44px;height:44px;flex:none;border-radius:12px}.skel-fill{position:absolute;inset:0 auto 0 0;width:var(--p, 0%);background:#3eb4e052;transition:width .2s ease}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}@media(prefers-reduced-motion:reduce){.file-skel{animation:none}}.file-incoming-row{display:flex;align-items:center;gap:10px}.file-meta{min-width:0}.file-meta strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.9rem}.file-meta span{display:block;margin-top:2px;color:#ffffffd1;font-size:.75rem}.file-reject{margin-top:8px;border:0;background:transparent;color:#ffffffd1;font-size:.78rem;padding:0}.file-preview-wrap{display:block;width:100%;margin:0 0 8px;padding:0;border:0;background:transparent;cursor:zoom-in;border-radius:12px;overflow:hidden}.file-preview{display:block;width:100%;max-height:220px;object-fit:cover;background:#d7eaf4}.overlay.lightbox{place-items:center;background:#17344cb8;padding:20px}.overlay.lightbox img{max-width:min(100%,360px);max-height:70dvh;border-radius:16px;box-shadow:0 18px 40px #0f243359}.overlay.lightbox .hint{color:#eaf6fc;text-align:center}.overlay.lightbox .close{position:absolute;top:16px;right:18px;color:#eaf6fc;font-size:1.6rem}.file-actions{display:flex;gap:8px;margin-top:10px}.file-actions button{flex:1;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.35);background:#ffffff2e;color:#fff;font-weight:600;font-size:.82rem}.file-actions .accent{background:#fffffff2;color:#1a6f96;border:0}.bar{margin-top:8px;height:6px;border-radius:99px;background:#ffffff38;overflow:hidden}.bar>span{display:block;height:100%;background:#fff}.composer{display:flex;align-items:center;gap:8px;padding:12px 14px calc(12px + env(safe-area-inset-bottom,0px));flex:none;background:inherit}.round{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#ffffffbf;color:var(--paper);display:grid;place-items:center;flex:none}.round.primary{background:linear-gradient(180deg,#5ec8ea,#2ea0d4);color:#f7fcff;border:0}.round:disabled{opacity:.4}.composer input[type=text]{flex:1;height:44px;border-radius:999px;border:1px solid var(--line);background:#ffffffd1;color:var(--paper);padding:0 16px;outline:none;font-size:16px}.composer input[type=text]:focus{border-color:var(--accent);box-shadow:0 0 0 3px #3eb4e02e}.hidden-input{display:none}.overlay{position:absolute;inset:0;background:#17344c47;display:grid;place-items:end center;padding:16px;z-index:8}.sheet{width:100%;background:#f8fcfe;border:1px solid rgba(255,255,255,.9);border-radius:22px;padding:18px 18px 20px;color:var(--paper);box-shadow:0 18px 40px #569ac433;position:relative}.sheet h2{font-family:var(--font-display);font-weight:400;margin:0 0 6px}.sheet p{margin:0 0 14px;color:var(--muted);font-size:.9rem}.sheet input{width:100%;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--paper);font-size:1.4rem;letter-spacing:.4em;text-align:center;margin-bottom:12px}.row-actions{display:flex;gap:8px}.row-actions button,.full-btn{flex:1;height:44px;border-radius:12px;border:1px solid var(--line);background:#ffffffd9;color:var(--paper);font-weight:600;transition:transform .12s ease,filter .12s ease,box-shadow .12s ease}.full-btn.accent,.row-actions .accent{background:linear-gradient(180deg,#5ec8ea,#2ea0d4);color:#f7fcff;border:0}.full-btn.accent:active,.full-btn.accent.is-pressed{transform:translateY(1px) scale(.98);filter:brightness(.9);box-shadow:inset 0 2px 8px #0c3e5847}.full-btn{width:100%;margin-top:8px}.copy-action{position:relative}.copy-action .full-btn{margin-top:0}.copy-feedback-slot{height:34px;display:grid;place-items:center;margin:6px 0 8px}.toast-tip{padding:6px 14px;border-radius:999px;background:#17344ce6;color:#f4fbff;font-size:.78rem;font-weight:600;letter-spacing:.02em;white-space:nowrap;box-shadow:0 8px 20px #17344c2e;animation:tip-in .2s ease;pointer-events:none}.toast-tip.fail{background:#b04052eb}@keyframes tip-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.toast-tip{animation:none}}.share{margin-top:10px;padding:12px;border-radius:18px;background:#ffffffb3;border:1px solid rgba(46,154,204,.16);text-align:center}.room-code{font-family:var(--font-display);font-size:2rem;letter-spacing:.28em;margin:4px 0 8px}.qr{width:168px;height:168px;border-radius:12px;background:#eaf6fc;padding:8px}.hint{font-size:.78rem;color:var(--muted);margin-top:8px}.video-wrap video,.video-wrap{width:100%;border-radius:14px;background:#0f2433}.error{color:var(--danger);font-size:.82rem;padding:0 18px 8px}.close{float:right;border:0;background:transparent;color:var(--muted);font-size:1.2rem}.peek-dismiss{position:absolute;inset:0;z-index:14;border:0;background:transparent}.peek-card{position:absolute;z-index:15;display:flex;align-items:center;gap:10px;min-width:148px;max-width:calc(100% - 28px);padding:10px 12px;border-radius:16px;background:#f8fcfef5;border:1px solid rgba(46,154,204,.22);box-shadow:0 14px 32px #569ac438}.peek-card .user-avatar{width:38px;height:38px;font-size:.82rem}.peek-meta{display:flex;flex-direction:column;gap:2px;min-width:0}.peek-meta strong{font-size:.92rem;font-weight:650;color:var(--ink)}.peek-meta span{font-size:.72rem;color:var(--muted)}.peek-edit{margin-top:4px;align-self:start;border:0;background:transparent;padding:0;color:var(--accent-deep);font-size:.72rem;font-weight:650}html.keyboard-open .composer{padding-bottom:10px}html.keyboard-open .sheet{max-height:100%;overflow:auto}@media(max-width:640px){.atmosphere{padding:0;place-items:stretch}.card{width:100%;height:100%;border-radius:0;border:0;box-shadow:none}.card.connected{box-shadow:none}.composer{padding-bottom:calc(10px + env(safe-area-inset-bottom,0px))}}