:root{--bg: #EBF0EE;--surface: #FFFFFF;--surface-2: #F3F7F5;--primary: #4F8375;--primary-strong: #3F6B5F;--primary-weak: rgba(79, 131, 117, .12);--accent: #9FC4B8;--accent-weak: rgba(159, 196, 184, .22);--ink: #1F312B;--ink-2: #566B63;--ink-3: #8A9C94;--border: rgba(31, 49, 43, .08);--border-strong: rgba(31, 49, 43, .14);--track: #E1E9E5;--danger: #C0684E;--warn: #C79A4B;--good: #4F8375;--shadow-card: 0 1px 2px rgba(31, 49, 43, .04), 0 8px 24px rgba(31, 49, 43, .05);--shadow-float: 0 6px 20px rgba(31, 49, 43, .16);--nav-bg: rgba(255, 255, 255, .86);color-scheme:light}[data-theme=dark]{--bg: #1C221E;--surface: #262E28;--surface-2: #2E3730;--primary: #8AA891;--primary-strong: #9DBBA3;--primary-weak: rgba(138, 168, 145, .16);--accent: #5C7267;--accent-weak: rgba(92, 114, 103, .3);--ink: #E6EDE7;--ink-2: #A9B6AE;--ink-3: #7E8C84;--border: rgba(230, 237, 231, .1);--border-strong: rgba(230, 237, 231, .18);--track: #333D36;--danger: #D98A72;--warn: #D9B36B;--good: #8AA891;--shadow-card: 0 1px 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.msg-quote{background:var(--surface-2);border-left-color:var(--primary)}.msg-quote-name{font-size:12px;font-weight:700}.msg-quote-text{font-size:12.5px;opacity:.85;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.msg-forward{font-size:12px;font-style:italic;opacity:.7;margin-bottom:3px}.msg-meal{display:flex;align-items:center;gap:9px;border-radius:10px;padding:7px 9px;margin-bottom:5px;border-left:3px solid var(--primary)}.msg.mine .msg-meal{background:#ffffff26}.msg.theirs .msg-meal{background:var(--surface-2)}.msg-meal-name{font-weight:600;font-size:13px}.msg-meal-kcal{font-size:11px;opacity:.75}.msg-img-wrap{display:block;margin:-1px -3px 4px}.msg-img{display:block;max-width:100%;width:220px;max-height:300px;object-fit:cover;border-radius:13px;-webkit-user-drag:none}.msg-flash .msg{animation:msg-flash-kf 1.4s ease}@keyframes msg-flash-kf{0%,to{box-shadow:0 0 0 0 transparent}15%{box-shadow:0 0 0 3px var(--primary)}}.chat-jump{position:absolute;right:14px;bottom:84px;width:44px;height:44px;border-radius:50%;background:var(--surface);color:var(--ink-2);border:1px solid var(--border);display:grid;place-items:center;box-shadow:var(--shadow-float);z-index:5;animation:jump-in .2s ease both}@keyframes jump-in{0%{opacity:0;transform:scale(.8) translateY(6px)}to{opacity:1;transform:none}}.chat-composer{flex:0 0 auto;padding:6px 10px calc(8px + env(safe-area-inset-bottom));background:var(--nav-bg);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-top:1px solid var(--border)}.chat-composer-row{display:flex;align-items:flex-end;gap:8px}.chat-attach,.chat-send{width:40px;height:40px;flex:0 0 auto;display:grid;place-items:center;border-radius:50%}.chat-attach{color:var(--ink-3)}.chat-attach:active{background:var(--surface-2)}.chat-send{color:var(--ink-3);transition:color .15s ease,background .15s ease,transform .12s ease}.chat-send.on{color:#fff;background:var(--primary)}[data-theme=dark] .chat-send.on{color:#171d19}.chat-send.on:active{transform:scale(.9)}.chat-send:disabled{opacity:1}.chat-textarea{flex:1;min-width:0;min-height:40px;max-height:120px;padding:9px 14px;border-radius:20px;background:var(--surface-2);border:1px solid var(--border);font-size:15px;line-height:1.35;color:var(--ink);resize:none;overflow-y:auto}.chat-textarea:focus{outline:none;border-color:var(--primary);background:var(--surface)}.chat-replybar{display:flex;align-items:center;gap:10px;padding:7px 8px 9px;margin-bottom:2px}.chat-replybar-line{width:3px;align-self:stretch;border-radius:2px;background:var(--primary);flex:0 0 auto}.chat-replybar-name{font-size:12.5px;font-weight:700;color:var(--primary)}.chat-replybar-text{font-size:13px;color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-replybar-x{width:30px;height:30px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;color:var(--ink-3);font-size:14px}.chat-replybar-x:active{background:var(--surface-2)}.chat-photo-preview{position:relative;display:inline-block;margin:4px 0 8px}.chat-photo-preview img{display:block;width:82px;height:82px;object-fit:cover;border-radius:14px;border:1px solid var(--border)}.chat-photo-preview button{position:absolute;top:-6px;right:-6px;width:24px;height:24px;border-radius:50%;background:var(--ink);color:var(--surface);font-size:12px;display:grid;place-items:center;box-shadow:var(--shadow-float)}.ctx-sheet{padding-bottom:calc(16px + env(safe-area-inset-bottom))}.ctx-preview{background:var(--surface-2);border-radius:12px;padding:12px 14px;margin-bottom:12px;font-size:14px;color:var(--ink-2);max-height:88px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}.ctx-item{width:100%;text-align:left;display:flex;align-items:center;gap:14px;padding:15px 6px;font-size:16px;color:var(--ink);border-bottom:1px solid var(--border)}.ctx-item:last-child{border-bottom:none}.ctx-item:active{background:var(--surface-2)}.ctx-item.danger{color:var(--danger)}.fwd-row{width:100%;display:flex;align-items:center;gap:12px;padding:10px 4px;border-bottom:1px solid var(--border);text-align:left}.fwd-row:active{background:var(--surface-2)}.fwd-name{flex:1;font-weight:600;font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fwd-send{font-size:13px;font-weight:600;color:var(--primary);flex:0 0 auto}.chat-toast{position:fixed;z-index:120;top:calc(env(safe-area-inset-top) + 14px);left:50%;transform:translate(-50%);background:#141a16eb;color:#fff;padding:9px 18px;border-radius:999px;font-size:13.5px;font-weight:600;box-shadow:0 6px 20px #00000040;animation:toast-in .2s cubic-bezier(.22,1,.36,1) both;pointer-events:none;white-space:nowrap}