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minmax(0,1fr);gap:8px}.message.own{grid-template-columns:minmax(0,1fr) 32px}.message:last-child{margin-bottom:54px}.avatar-button{width:32px;height:32px;border-radius:10px;font-size:.82rem}.message-meta{font-size:.78rem}.message p{padding:8px 10px;border-radius:12px}.message-body{max-width:88%}.composer{display:flex;flex-wrap:wrap;gap:6px;min-height:54px;height:auto;max-height:112px;padding:8px 8px calc(8px + env(safe-area-inset-bottom));align-items:center}.upload-strip{flex:0 0 100%;padding:5px 7px;border-radius:9px}.upload-strip-meta{font-size:.76rem}.composer input{flex:1 1 0;width:auto;min-width:120px;min-height:38px;height:38px;max-height:38px;padding:7px 11px;border-radius:999px;font-size:16px}.send-button{flex:0 0 auto;min-width:56px;min-height:38px;height:38px;padding:0 10px;border-radius:999px;font-size:16px}.attach-button{flex:0 0 38px;width:38px;height:38px}.clear-file-button{flex:0 0 30px;width:30px;height:30px}.attachment-image,.attachment-video{max-width:min(260px,100%);max-height:220px}.context-menu{max-width:calc(100vw - 24px)}.quick-compose-fab{position:fixed;right:14px;bottom:calc(82px + env(safe-area-inset-bottom));z-index:35;display:grid;place-items:center;width:54px;height:54px;border-radius:999px;color:#fff;background:#2347f5;box-shadow:0 16px 38px #2347f557;font-weight:900;cursor:pointer}.quick-composer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:70;display:block;background:#0f172a59}.user-sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:72;display:block;background:#0f172a61}.room-details-backdrop{align-items:end;padding:10px;z-index:74}.room-details{width:100%;max-height:min(82vh,720px);padding:14px;border-radius:22px}.room-members-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.room-setting-actions{grid-template-columns:1fr}.user-sheet{position:fixed;left:10px;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));display:grid;grid-template-columns:54px 1fr;gap:10px;padding:14px;border-radius:20px;background:#fff;border:1px solid #dfe6f0;box-shadow:0 22px 60px #0f172a40}.user-sheet-avatar{position:relative;display:grid;place-items:center;width:54px;height:54px;border-radius:16px;color:#fff;font-weight:900;overflow:hidden}.user-sheet-main{display:grid;align-content:center;gap:3px;min-width:0}.user-sheet-main strong,.user-sheet-main span,.user-sheet-main small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-sheet-main span,.user-sheet-main small{color:#657084}.user-sheet .menu-action{grid-column:1 / -1;min-height:44px}.quick-composer{position:fixed;left:10px;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));display:grid;gap:10px;padding:12px;border-radius:18px;background:#fff;border:1px solid #dfe6f0;box-shadow:0 22px 60px #0f172a3d}.quick-composer-title,.quick-composer-actions{display:flex;align-items:center;justify-content:space-between;gap:10px}.quick-composer-title button{min-height:32px;padding:0 10px;border-radius:999px;color:#59657a;background:#edf1f8;font-weight:800}.quick-composer input{width:100%;min-height:44px;padding:10px 12px;border:1px solid #d7dfeb;border-radius:14px;outline:none;font-size:16px}.quick-composer .send-button{min-width:76px}}@media (max-width: 390px){.composer{gap:5px;padding-left:6px;padding-right:6px}.composer input{min-width:120px}.send-button{min-width:50px;padding:0 8px}.attach-button{flex-basis:34px;width:34px}}