:root{--bg: #0e1116;--panel: #161b22;--line: #262d38;--text: #d8dee6;--muted: #7d8794;--accent: #4cc38a;--accent-dim: #1d3b2d;--danger: #e5534b;--mine: #1c2a3a}*{box-sizing:border-box;margin:0}body{background:var(--bg);color:var(--text);font:15px/1.55 Segoe UI,system-ui,sans-serif}code,.fp{font-family:ui-monospace,Cascadia Mono,monospace}h1{font-size:22px;font-weight:500}h2{font-size:16px;font-weight:500}input{background:var(--bg);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:10px 12px;width:100%;font-size:15px}input:focus{outline:none;border-color:var(--accent)}button{background:var(--accent);color:#08130d;border:none;border-radius:8px;padding:10px 16px;font-size:14px;font-weight:500;cursor:pointer}button:disabled{opacity:.45;cursor:default}button.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}.center{height:100vh;display:flex;align-items:center;justify-content:center}.muted{color:var(--muted)}.err{color:var(--danger);font-size:13px}.pad{padding:12px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:28px;width:min(440px,92vw);display:flex;flex-direction:column;gap:14px}.layout{display:grid;grid-template-columns:260px 1fr;height:100vh}aside{background:var(--panel);border-right:1px solid var(--line);padding:16px;display:flex;flex-direction:column;gap:12px;overflow-y:auto}.me .uname{font-weight:500}.me .fp{font-size:12px;color:var(--accent)}nav{display:flex;flex-direction:column;gap:6px}.room{background:transparent;border:1px solid var(--line);color:var(--text);text-align:left;display:flex;flex-direction:column;gap:2px}.room.sel{border-color:var(--accent);background:var(--accent-dim)}.room small{font-size:11px}main{display:flex;min-width:0}.roomview{display:flex;flex-direction:column;flex:1;min-width:0}.roomview header{padding:12px 20px;border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:12px}.seals{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:13px}.seal{background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:3px 12px;font-size:12px}.seal.on{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.msgs{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:14px}.msg{max-width:640px}.msg.mine{align-self:flex-end}.msg .meta{font-size:12px;margin-bottom:4px;display:flex;align-items:center;gap:6px}.readers{display:inline-flex;gap:3px;margin-left:6px}.dot{width:18px;height:18px;border-radius:50%;font-size:10px;font-style:normal;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--muted)}.dot.on{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.bubble{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 14px;white-space:pre-wrap;word-break:break-word}.mine .bubble{background:var(--mine)}.bubble.locked{color:var(--muted);font-style:italic;border-style:dashed}.bubble img.thumb{max-width:320px;border-radius:6px;cursor:zoom-in;display:block}.bubble img.full{max-width:100%;border-radius:6px;display:block}.block{display:block;margin-top:4px;font-size:12px}.roomview footer{display:flex;gap:8px;padding:14px 20px;border-top:1px solid var(--line)}.roomview footer input{flex:1}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center}.members{display:flex;flex-direction:column;gap:8px;max-height:40vh;overflow-y:auto}.chip{display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:8px;cursor:pointer;font-size:14px}.chip.sel{border-color:var(--accent);background:var(--accent-dim)}.chip .fp{font-size:11px;color:var(--muted);margin-left:auto}.chip input{width:auto}.row{display:flex;gap:10px;justify-content:flex-end}.side-title{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:8px;font-weight:500}.grantlist{display:flex;flex-direction:column;gap:6px;max-height:30vh;overflow-y:auto}.badge{margin-left:auto;font-size:10px;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:1px 8px;white-space:nowrap}button.small{padding:5px 12px;font-size:12px}aside section{border-bottom:1px solid var(--line);padding-bottom:12px}.qrwrap{display:flex;justify-content:center}.qrwrap canvas{border-radius:8px}.invitecode{display:block;text-align:center;font-size:15px;color:var(--accent);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:8px;-webkit-user-select:all;user-select:all}.back{display:none}@media(max-width:820px){.layout{grid-template-columns:1fr}.layout.room-open aside{display:none}.layout:not(.room-open) main{display:none}.back{display:inline-flex;white-space:nowrap}aside{border-right:none}.roomview header{padding:10px 12px;gap:8px}.roomview header h2{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.seals{width:100%;order:3}.msgs{padding:12px}.msg{max-width:94%}.bubble img.thumb{max-width:100%}.roomview footer{padding:10px 12px;gap:6px;padding-bottom:calc(10px + env(safe-area-inset-bottom))}.roomview footer button{padding:10px 12px}input,button{font-size:16px}.card{padding:20px;width:min(440px,94vw);max-height:90vh;overflow-y:auto}.grantlist{max-height:22vh}.seal{padding:6px 14px}.dot{width:20px;height:20px}}.gate{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at center,#1a2029,#0b0e13 70%);padding:24px}.gate-inner{display:flex;flex-direction:column;align-items:center;gap:18px;text-align:center;animation:gate-in .7s ease both}.gate-logo{width:min(520px,88vw);height:auto;filter:drop-shadow(0 8px 40px rgba(53,110,160,.25))}.gate-tag{color:#7d97b3;font-size:15px;letter-spacing:.18em;text-transform:uppercase;margin-top:-8px}.gate-enter{background:linear-gradient(135deg,#3d6a99,#5b8bc0);color:#eaf1f8;border:1px solid #6a9acb;border-radius:10px;padding:13px 48px;font-size:16px;letter-spacing:.04em;margin-top:8px;transition:transform .15s,box-shadow .15s}.gate-enter:hover{transform:translateY(-1px);box-shadow:0 6px 24px #4b82be66}.gate-back{background:transparent;border:none;color:var(--muted);font-size:13px;padding:4px;margin-top:4px;cursor:pointer}@keyframes gate-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(max-width:820px){.gate-logo{width:92vw}.gate-tag{font-size:13px}}