:root{
  --green:#075e54;--green2:#128c7e;--accent:#25d366;--bg:#efeae2;--panel:#f0f2f5;
  --ink:#111b21;--muted:#667781;--line:#dfe3e5;--bubble:#d9fdd3;--white:#fff;
  --danger:#c62828;--shadow:0 8px 28px rgba(17,27,33,.14)
}
*{box-sizing:border-box}html,body{margin:0;height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#d6dbd8}
button,input,textarea{font:inherit}.hidden{display:none!important}
body:before{content:"";position:fixed;inset:0 0 auto;height:128px;background:var(--green2);z-index:-1}
.app-shell{width:min(1180px,calc(100% - 32px));height:calc(100vh - 36px);margin:18px auto;background:var(--white);box-shadow:var(--shadow);overflow:hidden;border-radius:4px}
.loading-card{display:grid;place-items:center;height:100%;font-size:18px;color:var(--muted)}
.auth-wrap{height:100%;display:grid;place-items:center;background:linear-gradient(135deg,#f7fbfa,#e8f5f1);padding:24px}
.auth-card{width:min(430px,100%);background:#fff;border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.brand-mark{width:46px;height:46px;border-radius:50%;background:var(--green2);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px}.brand h1{font-size:23px;margin:0}.brand p{margin:2px 0 0;color:var(--muted);font-size:13px}
.field{margin:13px 0}.field label{display:block;font-size:13px;font-weight:650;margin-bottom:6px}.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 13px;outline:none;background:#fff}.field input:focus,.field textarea:focus{border-color:var(--green2);box-shadow:0 0 0 3px rgba(18,140,126,.11)}
.btn{border:0;border-radius:10px;padding:11px 16px;cursor:pointer;font-weight:700}.btn-primary{background:var(--green2);color:#fff}.btn-soft{background:#e7f7f3;color:var(--green)}.btn-ghost{background:transparent;color:var(--green2)}.btn-danger{background:#ffe8e8;color:var(--danger)}.btn:disabled{opacity:.55;cursor:not-allowed}.wide{width:100%}.auth-links{display:flex;justify-content:space-between;margin-top:14px;gap:12px}.auth-links button{border:0;background:none;color:var(--green2);cursor:pointer;padding:0}.notice{padding:11px 12px;border-radius:9px;background:#fff8df;color:#69591b;font-size:13px;margin:12px 0}.secure-note{font-size:12px;color:var(--muted);margin-top:16px;text-align:center}
.chat-layout{display:grid;grid-template-columns:340px 1fr;height:100%;min-height:0}.sidebar{border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0;background:#fff}.side-head,.chat-head{height:64px;background:var(--panel);display:flex;align-items:center;padding:10px 14px;gap:10px}.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#cfd8dc;color:#31535b;font-weight:800;flex:0 0 auto}.head-text{min-width:0;flex:1}.head-text strong,.head-text span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.head-text span{font-size:12px;color:var(--muted);margin-top:2px}.icon-btn{border:0;background:transparent;width:38px;height:38px;border-radius:50%;cursor:pointer;color:#54656f}.icon-btn:hover{background:#e5e8ea}.side-actions{padding:12px;border-bottom:1px solid var(--line);display:grid;gap:8px}.room-list{overflow:auto;flex:1}.room-item{padding:12px 14px;border-bottom:1px solid #f1f3f4;cursor:pointer;display:flex;gap:10px;align-items:center}.room-item:hover{background:#f5f6f6}.room-item.active{background:#f0f2f5}.room-item .meta{min-width:0;flex:1}.room-item .title{font-weight:700}.room-item .sub{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:3px}
.main{display:flex;flex-direction:column;min-width:0;min-height:0;overflow:hidden;background:var(--bg);position:relative}.chat-head{border-bottom:1px solid #d9dcde}.encryption-pill{font-size:11px;background:#e7f7f3;color:var(--green);padding:5px 8px;border-radius:999px;font-weight:700}.messages{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:20px clamp(14px,4vw,56px);background-color:var(--bg);background-image:radial-gradient(rgba(87,72,54,.055) 1px,transparent 1px);background-size:18px 18px}.day-note{text-align:center;margin:8px auto 18px;background:#fff4c7;width:max-content;max-width:90%;padding:7px 10px;border-radius:8px;font-size:12px;color:#5f5a43;box-shadow:0 1px 1px rgba(0,0,0,.06)}.msg-row{display:flex;margin:4px 0}.msg-row.me{justify-content:flex-end}.bubble{max-width:min(72%,680px);padding:7px 9px 5px;border-radius:8px;background:#fff;box-shadow:0 1px 1px rgba(0,0,0,.09)}.me .bubble{background:var(--bubble)}.sender{font-size:12px;font-weight:800;color:#347c6c;margin-bottom:3px}.message-text{white-space:pre-wrap;word-break:break-word;line-height:1.35}.message-meta{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-top:3px;min-height:14px}.time{font-size:10px;color:var(--muted);text-align:right}.read-tick{font-size:12px;line-height:1;color:#8696a0;font-weight:700;letter-spacing:-2px;padding-right:2px}.read-tick.seen{color:#53bdeb}.composer{flex:0 0 auto;min-height:62px;background:var(--panel);padding:9px 12px;display:flex;gap:9px;align-items:flex-end;position:sticky;bottom:0;z-index:4;border-top:1px solid rgba(0,0,0,.04)}.composer textarea{flex:1;resize:none;max-height:120px;min-height:42px;overflow-y:auto;border:0;border-radius:22px;padding:11px 15px;outline:none}.send-btn{width:42px;height:42px;border-radius:50%;border:0;background:var(--green2);color:#fff;cursor:pointer;font-size:19px}.empty-main{height:100%;display:grid;place-items:center;text-align:center;padding:28px}.empty-main .inner{max-width:480px}.empty-main h2{margin-bottom:8px}.empty-main p{color:var(--muted);line-height:1.55}
.drawer{position:absolute;right:0;top:64px;bottom:0;width:min(420px,100%);background:#fff;border-left:1px solid var(--line);box-shadow:-8px 0 24px rgba(0,0,0,.09);z-index:5;overflow:auto}.drawer-head{display:flex;align-items:center;gap:10px;padding:16px;border-bottom:1px solid var(--line)}.drawer-body{padding:16px}.section{margin-bottom:24px}.section h3{font-size:14px;margin:0 0 10px}.card-row{border:1px solid var(--line);border-radius:10px;padding:11px;margin:8px 0}.card-row .small{font-size:12px;color:var(--muted);margin-top:3px}.row-actions{display:flex;gap:7px;margin-top:10px;flex-wrap:wrap}.mini{padding:7px 10px;border-radius:8px;border:0;cursor:pointer;font-size:12px;font-weight:700}.mini.ok{background:#e5f7ef;color:#086b4d}.mini.no{background:#ffeded;color:#a61b1b}.mini.reset{background:#e8f2ff;color:#1b5fa8}.invite-box{background:#f6f7f7;border:1px dashed #bbc4c9;border-radius:10px;padding:10px;font-size:12px;word-break:break-all;margin:8px 0}.stat{font-size:12px;color:var(--muted)}
.modal-backdrop{position:fixed;inset:0;background:rgba(17,27,33,.58);display:grid;place-items:center;padding:20px;z-index:20}.modal{width:min(460px,100%);background:#fff;border-radius:16px;padding:20px;box-shadow:var(--shadow)}.modal h2{margin:0 0 8px}.modal p{color:var(--muted);font-size:13px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:#111b21;color:#fff;padding:10px 14px;border-radius:8px;opacity:0;pointer-events:none;transition:.2s;z-index:99;max-width:min(90vw,640px);font-size:13px}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:760px){body:before{display:none}.app-shell{margin:0;width:100%;height:100dvh;border-radius:0}.chat-layout{grid-template-columns:1fr}.sidebar{display:flex}.main{display:none}.chat-layout.in-chat .sidebar{display:none}.chat-layout.in-chat .main{display:flex}.bubble{max-width:84%}.back-mobile{display:inline-grid}.drawer{top:64px}}
@media(min-width:761px){.back-mobile{display:none}}
.avatar img,.msg-avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}.profile-avatar{cursor:pointer;overflow:hidden}.profile-avatar:hover{outline:2px solid rgba(18,140,126,.25)}.profile-preview{display:grid;place-items:center;margin:18px 0}.profile-big{width:92px;height:92px;font-size:28px;overflow:hidden}.msg-avatar{width:28px;height:28px;border-radius:50%;background:#cfd8dc;color:#31535b;display:grid;place-items:center;font-size:10px;font-weight:800;flex:0 0 auto;align-self:flex-end;margin:0 6px 3px 0;overflow:hidden}.composer-icon{width:42px;height:42px;border-radius:50%;border:0;background:transparent;cursor:pointer;font-size:23px;display:grid;place-items:center}.composer-icon:hover{background:#e1e5e7}.emoji-wrap{position:relative;flex:0 0 auto}.emoji-picker{position:absolute;left:0;bottom:52px;width:304px;max-width:calc(100vw - 28px);display:grid;grid-template-columns:repeat(7,1fr);gap:3px;background:#fff;padding:10px;border-radius:14px;box-shadow:0 10px 30px rgba(17,27,33,.2);z-index:12}.emoji-option{border:0;background:transparent;border-radius:8px;cursor:pointer;font-size:23px;padding:6px 3px;line-height:1}.emoji-option:hover{background:#f0f2f5}@media(max-width:420px){.emoji-picker{grid-template-columns:repeat(6,1fr);width:280px}.composer{padding-left:7px;padding-right:7px}}

/* CSP-safe utility classes */
.auth-subtitle{color:var(--muted);margin-top:-6px}
.empty-chat-icon{font-size:56px}
.room-list-note{padding:18px;color:var(--muted);font-size:13px}
.search-box{padding:10px 12px 8px;border-bottom:1px solid rgba(0,0,0,.06);position:relative}.search-box input{width:100%;border:0;outline:0;background:#f0f2f5;border-radius:9px;padding:10px 13px;font:inherit;box-sizing:border-box}.search-results{max-height:270px;overflow:auto;background:var(--panel,#fff)}.search-results:empty{display:none}.search-results .room-item{border-bottom:1px solid rgba(0,0,0,.05)}

@media(max-width:760px){.chat-head{flex:0 0 64px}.messages{padding-bottom:14px}.composer{padding-bottom:max(9px,env(safe-area-inset-bottom));}}
.unread-badge{display:inline-flex;min-width:18px;height:18px;padding:0 5px;border-radius:999px;align-items:center;justify-content:center;font-size:11px;background:#25d366;color:#fff;margin-left:6px}.main{min-height:0}.messages{min-height:0;overflow-y:auto}.composer{flex:0 0 auto;position:sticky;bottom:0;z-index:5}

/* Hush v6 media composer */
.media-panel{flex:0 0 auto;background:#fff;border-top:1px solid var(--line);max-height:390px;display:flex;flex-direction:column;box-shadow:0 -8px 24px rgba(17,27,33,.08);z-index:6}.media-panel.hidden{display:none}.media-tabs{display:flex;align-items:center;gap:2px;padding:7px 10px;border-bottom:1px solid var(--line);background:#f7f9f9}.media-tab,.media-close{border:0;background:transparent;padding:8px 12px;border-radius:9px;cursor:pointer;font-weight:700;color:#54656f}.media-tab.active{background:#d9fdd3;color:#075e54}.media-close{margin-left:auto}.media-panel-body{min-height:180px;overflow:auto;padding:10px}.emoji-grid{display:grid;grid-template-columns:repeat(9,1fr);gap:4px}.emoji-grid .emoji-option{font-size:24px}.local-sticker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:6px}.local-sticker{border:0;background:#f6f8f8;border-radius:16px;font-size:48px;min-height:82px;cursor:pointer}.local-sticker:hover{background:#e8f5f1}.giphy-search{display:flex;gap:8px;margin-bottom:10px;position:sticky;top:0;background:#fff;padding-bottom:6px;z-index:2}.giphy-search input{flex:1;border:1px solid var(--line);border-radius:10px;padding:10px 12px;outline:0}.giphy-search button{border:0;border-radius:10px;padding:8px 13px;background:var(--green2);color:#fff;font-weight:700;cursor:pointer}.giphy-grid{columns:3 110px;column-gap:6px}.giphy-item{width:100%;padding:0;border:0;background:transparent;display:block;margin:0 0 6px;break-inside:avoid;cursor:pointer;border-radius:8px;overflow:hidden}.giphy-item img,.giphy-item video{display:block;width:100%;height:auto;min-height:72px;object-fit:cover}.giphy-item video{background:#111}.giphy-item.media-load-failed{min-height:90px;background:#eef2f3}.giphy-brand{text-align:right;font-size:11px;font-weight:800;margin-top:8px;color:#607d86}.giphy-note,.panel-empty,.panel-loading{text-align:center;color:var(--muted);font-size:13px;padding:22px 8px}.giphy-message img,.giphy-message video{display:block;max-width:min(320px,65vw);max-height:340px;border-radius:10px}.giphy-message video{background:#111}.giphy-credit{display:block;font-size:10px;color:var(--muted);padding-top:3px}.bubble-sticker{background:transparent!important;box-shadow:none!important}.sticker-emoji{font-size:70px;line-height:1.15;padding:2px 6px}.sticker-message img{max-height:220px;object-fit:contain}.attachment{min-width:220px;max-width:min(360px,70vw)}.attachment-preview{min-height:62px;border-radius:9px;background:rgba(0,0,0,.045);display:flex;align-items:center;justify-content:center;gap:8px;overflow:hidden}.attachment-info{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:7px;font-size:12px}.attachment-info strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:250px}.attachment-info span{color:var(--muted);white-space:nowrap}.attachment-icon{font-size:25px}.chat-image{display:block;max-width:min(340px,68vw);max-height:360px;width:auto;height:auto;object-fit:contain;border-radius:9px}.chat-video{display:block;max-width:min(360px,68vw);max-height:360px;border-radius:9px;background:#000}.file-download{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;padding:15px;width:100%;justify-content:center}.composer{align-items:flex-end}.composer .hidden{display:none}
@media(max-width:760px){.media-panel{max-height:44dvh}.media-panel-body{padding:8px}.emoji-grid{grid-template-columns:repeat(7,1fr)}.giphy-grid{columns:2 120px}.composer-icon{width:36px;height:42px;font-size:21px}.attachment{min-width:190px}.chat-image,.chat-video{max-width:72vw}}
.storage-card{display:grid;gap:8px}.storage-bar{height:8px;border-radius:999px;background:#e6e8ea;overflow:hidden}.storage-bar span{display:block;height:100%;background:#00a884;border-radius:999px;max-width:100%}
.storage-progress{width:100%;height:10px;accent-color:#00a884}