@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
:root{--bg:#0b1020;--surface:#141a2d;--surface2:#1c2439;--surface3:#252e46;--border:#303952;--muted:#8995af;--text:#f5f6ff;--accent:#8466ff;--accent2:#6b54e6;--green:#41d3b4;--error:#fc778e;--orange:#f4b568;--r:18px;--shadow:0 20px 65px #03081575}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;font-size:14px}button,input,textarea{font:inherit}button{cursor:pointer;border:0;color:inherit}button:disabled{cursor:default;opacity:.43}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid #aa96ff;outline-offset:2px}a{color:inherit;text-decoration:none}img,video{max-width:100%}::selection{background:#8062d8;color:#fff}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:#3d4762;border-radius:10px}.hidden{display:none!important}.loading-screen{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}.loading-screen h1{margin:0;font-size:38px}.loading-screen p{color:var(--muted)}.brand-emblem{display:grid;place-items:center;width:55px;height:55px;border-radius:19px;background:linear-gradient(135deg,#a37eff,#6257ec);box-shadow:0 10px 35px #825dff55;color:white;font-size:30px}.icon{width:20px;height:20px;flex-shrink:0;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}.icon.sm{width:17px;height:17px}.icon.lg{width:24px;height:24px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--surface3);border:1px solid var(--border);border-radius:12px;padding:10px 15px;font-weight:700;transition:background .15s,transform .15s;white-space:nowrap}.btn:hover:not(:disabled),.icon-btn:hover{background:#34405d}.btn:active{transform:scale(.97)}.btn.primary{background:linear-gradient(125deg,#916fff,#6955eb);border-color:transparent;box-shadow:0 9px 24px #7656eb3d}.btn.primary:hover{background:linear-gradient(125deg,#a58cff,#8068fa)}.btn.danger{background:#e4536c;border-color:transparent}.btn.ghost{background:transparent;border-color:transparent;box-shadow:none}.btn.tiny{padding:7px 10px;font-size:12px}.btn.full{width:100%}.icon-btn{display:grid;place-items:center;flex-shrink:0;width:42px;height:42px;border-radius:12px;background:transparent;border:0;color:var(--muted)}.icon-btn:hover{color:#fff}.icon-btn.selected{color:#b1a0ff;background:#7766ff2a}.badge{min-width:20px;height:20px;padding:0 5px;border-radius:20px;display:inline-grid;place-items:center;background:var(--accent);font:700 11px system-ui}.dot{height:9px;width:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px #34d3ae20;display:inline-block}.avatar{width:46px;height:46px;border-radius:16px;display:grid;place-items:center;position:relative;flex-shrink:0;font-weight:800;font-size:17px;color:white;letter-spacing:.5px;border:1px solid #ffffff15}.avatar.big{width:66px;height:66px;border-radius:22px;font-size:24px}.avatar.small{width:35px;height:35px;border-radius:12px;font-size:13px}.avatar .dot{position:absolute;bottom:0;left:0;border:2px solid var(--surface);width:12px;height:12px}.user-name{font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.subtle{color:var(--muted);font-size:12px}.text-ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.muted{color:var(--muted)}.separator{height:1px;background:var(--border);margin:13px 0}.empty{text-align:center;padding:28px 18px;color:var(--muted)}.empty .empty-art{margin:0 auto 14px;width:66px;height:66px;display:grid;place-items:center;background:#7c69ef25;border-radius:22px;color:#b6a9ff}.empty strong{display:block;color:var(--text);font-size:15px;margin-bottom:5px}.empty p{margin:0;line-height:1.8}.input,.textarea{color:var(--text);width:100%;border:1px solid var(--border);background:#11172b;border-radius:13px;padding:12px 13px;outline:none}.input::placeholder,.textarea::placeholder{color:#71809d}.input:focus,.textarea:focus{border-color:#8e72ff}.textarea{resize:vertical;min-height:95px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:12px;font-weight:700;color:#c2c9dd}.field-hint{font-size:11px;color:var(--muted)}
/* Authentication */
.auth-page{min-height:100dvh;display:grid;grid-template-columns:minmax(320px,450px) 1fr;background:radial-gradient(ellipse at 75% 7%,#4f419d33,transparent 45%),var(--bg)}.auth-form-side{padding:38px clamp(28px,5vw,70px);background:#101628d9;display:flex;flex-direction:column;justify-content:center}.auth-logo{display:flex;align-items:center;gap:12px;font-size:27px;font-weight:800;margin-bottom:43px}.auth-logo .brand-emblem{width:46px;height:46px;border-radius:15px}.auth-form-side h1{font-size:29px;margin:0 0 7px;letter-spacing:-.7px}.auth-form-side .lead{color:var(--muted);margin:0 0 25px;line-height:1.9}.auth-toggle{display:flex;padding:5px;background:var(--surface2);border-radius:14px;margin-bottom:24px}.auth-toggle button{flex:1;border-radius:11px;background:transparent;padding:9px;color:var(--muted);font-weight:800}.auth-toggle button.active{background:#373354;color:white;box-shadow:0 2px 8px #0005}.auth-note{margin-top:18px;color:#9ca6bd;text-align:center;line-height:1.9;font-size:11px}.auth-visual{position:relative;display:flex;justify-content:center;align-items:center;padding:50px;overflow:hidden;background:radial-gradient(circle at 50% 45%,#453b9745,transparent 55%)}.auth-visual:before,.auth-visual:after{content:'';position:absolute;border:1px solid #9184ff22;border-radius:50%;width:630px;height:630px;transform:translate(10%,5%)}.auth-visual:after{width:860px;height:860px}.hero-window{width:min(100%,660px);position:relative;z-index:1;border-radius:24px;background:#192039f2;border:1px solid #8176ce50;box-shadow:0 30px 90px #0009;transform:rotate(-3deg);overflow:hidden}.hero-top{padding:19px 22px;border-bottom:1px solid #424864;display:flex;align-items:center;gap:12px}.hero-dots{display:flex;gap:7px}.hero-dots i{width:10px;height:10px;border-radius:50%;background:#f69c9c}.hero-dots i:nth-child(2){background:#f1c77d}.hero-dots i:nth-child(3){background:#62d6b5}.hero-content{padding:38px;display:flex;flex-direction:column;gap:22px}.hero-chat{display:flex;align-items:flex-end;gap:12px}.hero-chat.reverse{flex-direction:row-reverse}.hero-bubble{padding:14px 18px;background:#303951;border-radius:17px;border-bottom-right-radius:4px;max-width:75%;font-weight:700;line-height:1.9}.hero-chat.reverse .hero-bubble{background:#8265f9;border-bottom-right-radius:17px;border-bottom-left-radius:4px}.hero-footer{text-align:center;padding:0 35px 30px;line-height:1.8}.hero-footer h2{font-size:35px;margin:0}.hero-footer p{font-size:15px;color:#b3b7d0}
/* Main app */
.shell{height:100dvh;display:grid;grid-template-columns:325px minmax(320px,1fr) 265px;background:var(--bg);overflow:hidden}.sidebar{display:flex;flex-direction:column;min-width:0;border-left:1px solid var(--border);background:#121729}.brand-row{height:80px;display:flex;align-items:center;justify-content:space-between;padding:17px 21px}.wordmark{display:flex;align-items:center;gap:11px;font-size:23px;font-weight:800}.wordmark .brand-emblem{width:40px;height:40px;border-radius:14px;font-size:22px}.nav-actions{display:flex;gap:1px}.search-area{padding:0 17px 16px}.search-field{position:relative}.search-field .icon{position:absolute;right:13px;top:12px;color:#77819a}.search-field .input{padding-right:43px;background:#1c2337;border:0}.section-title{display:flex;align-items:center;justify-content:space-between;font-weight:800;margin:10px 20px 12px}.list-pane{flex:1;overflow-y:auto;padding:0 9px 10px}.chat-item{display:flex;gap:12px;align-items:center;width:100%;text-align:right;padding:12px;border-radius:15px;background:transparent;border:1px solid transparent;margin-bottom:4px}.chat-item:hover{background:#20283c}.chat-item.active{background:#292a4a;border-color:#6557c750}.chat-text{flex:1;min-width:0}.chat-item .line1{display:flex;align-items:center;gap:8px;justify-content:space-between}.chat-item .line2{display:flex;align-items:center;gap:8px;justify-content:space-between;margin-top:3px}.chat-item .line1 small{font-family:system-ui;font-size:10px;color:var(--muted);white-space:nowrap}.chat-item .snippet{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.side-profile{display:flex;align-items:center;gap:10px;padding:15px;border-top:1px solid var(--border);background:#151b2f}.side-profile .profile-meta{flex:1;min-width:0}.chat-pane{display:flex;flex-direction:column;min-width:0;min-height:0;background:radial-gradient(ellipse at 50% 12%,#27244a36,transparent 44%),#0f1424}.chat-header{height:81px;min-height:81px;display:flex;align-items:center;gap:12px;padding:14px 24px;border-bottom:1px solid var(--border);background:#14192bcc}.chat-header .header-meta{flex:1;min-width:0}.chat-header h3{margin:0;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;font-size:15px}.chat-header .header-actions{display:flex;gap:6px}.back-mobile{display:none}.messages{flex:1;overflow-y:auto;padding:25px clamp(15px,4vw,50px);display:flex;flex-direction:column;gap:16px;scroll-behavior:smooth}.date-chip{align-self:center;border:1px solid var(--border);border-radius:25px;padding:5px 15px;color:#b4bdd3;background:#1d2336a8;font-size:11px}.message-row{display:flex;gap:9px;align-items:flex-end;max-width:100%}.message-row.mine{flex-direction:row-reverse}.message-col{max-width:min(75%,540px);min-width:0;display:flex;flex-direction:column;align-items:flex-start}.message-row.mine .message-col{align-items:flex-end}.message-name{font-weight:700;font-size:11px;color:#b4a8ff;margin-bottom:4px}.bubble{background:#222b40;border:1px solid #343d56;border-radius:17px;border-bottom-right-radius:5px;padding:11px 14px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.75}.message-row.mine .bubble{background:linear-gradient(145deg,#7e67ee,#6351d7);border:0;border-bottom-right-radius:17px;border-bottom-left-radius:5px}.message-meta{font-size:10px;color:#7f8ba8;margin-top:5px;display:flex;gap:9px;align-items:center;direction:ltr}.message-row.mine .message-meta{flex-direction:row-reverse}.message-actions{display:flex;gap:2px;opacity:0;transition:opacity .2s}.message-row:hover .message-actions{opacity:1}.reaction-btn{font-size:15px;background:transparent;border-radius:8px;padding:5px}.reaction-btn:hover{background:#303a53}.reaction-chips{display:flex;gap:4px;margin-top:5px}.reaction-chip{font-size:12px;background:#34334d;border:1px solid #67618b55;padding:2px 7px;border-radius:20px}.media-message{max-width:310px;display:block;border-radius:12px;max-height:290px;object-fit:cover;cursor:pointer}.attachment-link{display:flex;align-items:center;gap:9px;padding:7px 2px;max-width:260px}.attachment-link .label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.media-audio{max-width:100%;width:260px}.composer{padding:12px 24px 17px;border-top:1px solid var(--border);background:#161b2c}.composer-note{background:#2d2c4b;border:1px solid #5c5684;padding:8px 12px;margin-bottom:8px;border-radius:11px;display:flex;align-items:center;justify-content:space-between;gap:10px}.composer-note span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.compose-row{display:flex;align-items:center;gap:10px;background:#232b40;border:1px solid #363f58;border-radius:18px;padding:6px 7px}.compose-row textarea{resize:none;flex:1;max-height:130px;min-height:39px;border:0;outline:0;color:#fff;background:transparent;padding:8px;font-size:13px;line-height:1.8}.compose-row textarea::placeholder{color:#8d98af}.compose-row .send{height:41px;width:41px;display:grid;place-items:center;border-radius:13px;background:var(--accent);transform:scaleX(-1)}.composer-help{font-size:10px;color:#78829f;margin-top:8px;padding-right:5px}.details{background:#131929;border-right:1px solid var(--border);padding:24px 17px;overflow-y:auto;text-align:center}.details>h4{margin:7px 0 20px;text-align:right}.details .big-avatar{display:flex;justify-content:center;margin:8px 0 15px}.details h3{margin:0;font-size:19px}.details .member-head{display:flex;align-items:center;justify-content:space-between;margin:30px 0 13px;font-weight:700}.member-list{display:flex;gap:12px;align-items:center;padding:8px 2px;text-align:right}.member-list .user-name{font-size:12px}.friend-link{display:block;color:#b4a5ff;font-size:12px;overflow-wrap:anywhere;direction:ltr;line-height:1.8}.welcome-pane{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:35px}.welcome-art{width:120px;height:120px;border-radius:40px;background:radial-gradient(circle at 30% 25%,#b6a6ff,#7056db);display:grid;place-items:center;box-shadow:0 25px 75px #7b62f455;margin-bottom:23px}.welcome-pane h2{font-size:25px;margin:0 0 9px}.welcome-pane p{max-width:360px;color:var(--muted);line-height:2;margin:0 0 18px}.welcome-pane .btn{margin-top:12px}.welcome-pane .icon{height:56px;width:56px}.user-list{display:flex;flex-direction:column;gap:8px}.user-list-row{display:flex;align-items:center;gap:12px;padding:12px;background:var(--surface2);border:1px solid #303952;border-radius:14px}.user-list-row .info{flex:1;min-width:0}.user-list-row .info .subtle{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-list-row .btn{flex-shrink:0}
/* modals */
.modal-backdrop{position:fixed;inset:0;background:#040716c9;backdrop-filter:blur(9px);z-index:30;display:grid;place-items:center;padding:18px}.modal{width:min(100%,520px);max-height:min(92dvh,820px);overflow-y:auto;background:#192037;border:1px solid #505875;border-radius:25px;box-shadow:var(--shadow);padding:24px}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px}.modal-head h2{margin:0;font-size:19px}.modal-sub{color:var(--muted);font-size:12px;line-height:1.9;margin:-10px 0 17px}.modal-section{margin-top:20px}.modal-section strong{display:block;margin-bottom:10px}.modal-body-scroll{max-height:330px;overflow:auto}.pill{border-radius:18px;padding:4px 9px;background:#38335d;color:#ccc1ff;font-size:11px}.toast-stack{position:fixed;z-index:99;top:20px;left:20px;display:flex;flex-direction:column;gap:10px;max-width:min(380px,calc(100% - 40px))}.toast{border-radius:13px;padding:12px 17px;background:#323c57;box-shadow:0 10px 40px #0009;border:1px solid #5b6781;animation:slide-in .2s ease;line-height:1.7}.toast.error{border-color:#d96277}.toast.success{border-color:#3c9f84}@keyframes slide-in{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
/* calls */
.call-backdrop{position:fixed;inset:0;background:#070b19f2;backdrop-filter:blur(15px);z-index:40;display:flex;flex-direction:column}.call-top{padding:19px 30px;display:flex;justify-content:space-between;align-items:center;gap:12px}.call-top .call-name{font-weight:800;font-size:18px}.call-top .subtle{font-size:12px}.call-grid{flex:1;min-height:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));grid-auto-rows:minmax(0,1fr);gap:13px;padding:12px 25px;overflow:auto}.video-tile{min-height:190px;position:relative;background:linear-gradient(125deg,#24284b,#171f31);border:1px solid #424764;border-radius:20px;overflow:hidden;display:grid;place-items:center}.video-tile video{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.video-tile .tile-placeholder{display:grid;justify-items:center;gap:12px}.video-tile .tile-label{position:absolute;bottom:13px;right:13px;background:#0008;padding:5px 12px;border-radius:20px;font-size:12px}.video-tile.local video{transform:scaleX(-1)}.video-tile.screen video{transform:none}.call-controls{padding:17px 24px 24px;display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}.call-control{width:55px;height:55px;display:grid;place-items:center;border-radius:19px;background:#2b344a;color:white}.call-control .icon{height:23px;width:23px}.call-control.active{background:#6d55d8}.call-control.off{background:#594157;color:#ffb3bf}.call-control.end{background:#f15370}.incoming-call{padding:34px 25px;text-align:center;display:grid;justify-items:center;gap:14px}.incoming-call h3{margin:0}.incoming-call p{margin:0;color:#b9c2d8}.incoming-actions{display:flex;gap:15px;margin-top:12px}.incoming-actions .btn{padding:13px 22px}
@media(max-width:1200px){.shell{grid-template-columns:310px minmax(0,1fr)}.details{display:none}}@media(max-width:760px){.auth-page{grid-template-columns:1fr}.auth-visual{display:none}.auth-form-side{min-height:100dvh;padding:28px clamp(22px,7vw,45px)}.auth-logo{margin-bottom:25px}.shell{display:block;overflow:hidden}.sidebar{position:absolute;inset:0;height:100dvh;border:0}.chat-pane{position:absolute;inset:0;height:100dvh;display:none}.shell.mobile-chat .sidebar{display:none}.shell.mobile-chat .chat-pane{display:flex}.chat-header{height:68px;min-height:68px;padding:10px 12px}.back-mobile{display:grid}.chat-header .header-actions{gap:1px}.chat-header .icon-btn{width:37px;height:37px}.messages{padding:20px 13px;gap:15px}.message-col{max-width:85%}.composer{padding:9px 10px max(11px,env(safe-area-inset-bottom))}.compose-row{gap:2px}.compose-row .icon-btn{height:38px;width:36px}.compose-row textarea{min-width:0}.details{display:none}.toast-stack{top:auto;bottom:24px;left:12px}.modal{padding:19px}.call-top{padding:16px}.call-grid{padding:8px}.call-controls{gap:9px;padding:16px}.call-control{width:50px;height:50px}.video-tile{min-height:165px}.hero-window{transform:none}}

/* LOMMA v3 · accessible international LTR layout */
:root{--bg:#0a1020;--surface:#141c2e;--surface2:#1d2840;--surface3:#26344e;--border:#2e3b53;--muted:#9caac1;--text:#f6f8fe;--accent:#6b7dfb;--accent2:#5b66d7}
body{letter-spacing:-.005em;direction:ltr}
.auth-form-side{background:#101829ee}
.auth-form-side h1{font-size:clamp(27px,3vw,35px);line-height:1.2;letter-spacing:-.9px}
.auth-form-side .lead{line-height:1.65;margin-top:12px}
.auth-logo,.wordmark{letter-spacing:-.9px}
.brand-emblem{background:linear-gradient(135deg,#4fd7cf,#6684ff);box-shadow:0 10px 35px #4c91ff3a}
.btn.primary{background:linear-gradient(115deg,#537dff,#7358f2)}
.btn.primary:hover{background:linear-gradient(115deg,#7695ff,#816dff)}
.hero-window{transform:rotate(2deg)}
.hero-footer h2{font-size:30px}
.hero-chat .hero-bubble{line-height:1.6}
.avatar .dot{left:auto;right:0}
.sidebar{border-left:0;border-right:1px solid var(--border)}
.search-field .icon{right:auto;left:13px}
.search-field .input{padding-right:13px;padding-left:43px}
.chat-item{text-align:left}
.details{border-right:0;border-left:1px solid var(--border)}
.details>h4,.member-list{text-align:left}
.bubble{border-bottom-right-radius:17px;border-bottom-left-radius:5px}
.message-row.mine .bubble{border-bottom-left-radius:17px;border-bottom-right-radius:5px}
.composer-help{padding-left:5px;padding-right:0}
.compose-row .send{transform:none}
.toast-stack{left:auto;right:20px}
.call-top .call-name{letter-spacing:-.4px}
.video-tile .tile-label{right:auto;left:13px}
.service-alert{display:flex;flex-direction:column;gap:9px;border:1px solid #c68a6e;background:#3b2c37;border-radius:14px;padding:14px;margin:0 0 16px;font-size:12px;color:#e8dfea;line-height:1.6}
.service-alert strong{font-size:13px;color:white}.service-alert button{align-self:flex-start;background:#4a3f59}
@media(max-width:760px){.toast-stack{left:12px;right:12px;max-width:none}.hero-window{transform:none}.auth-form-side{padding-top:max(25px,env(safe-area-inset-top))}}