*{box-sizing:border-box}body{margin:0;background:#050d18;color:#eef4ff;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}.app-shell{display:flex;min-height:100vh}.sidebar{width:280px;min-width:280px;background:#03101d;border-right:1px solid #1d2c3e;padding:25px 18px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;margin:5px 10px 30px}.brand-mark{width:48px;height:48px;border-radius:14px;background:linear-gradient(145deg,#24caff,#315cff);display:grid;place-items:center;font-size:27px;font-weight:900;font-style:italic;box-shadow:0 0 35px #158cff30}.brand b{font-size:20px}.brand b span,.hero h1 span{color:#62b7ff}.brand small,.account small{display:block;color:#91a6bb;margin-top:3px}.nav{width:100%;padding:13px 15px;margin:3px 0;border:0;border-radius:12px;background:none;color:#cbd8e7;text-align:left;font-size:15px;cursor:pointer;display:flex;gap:13px;align-items:center}.nav.active,.nav:hover{background:#173878;color:#fff}.nav i{margin-left:auto;background:#ff4e57;border-radius:50%;font-size:10px;width:20px;height:20px;display:grid;place-items:center;font-style:normal}.account{margin-top:auto;display:flex;gap:10px;border:1px solid #23384f;background:#091a2b;border-radius:14px;padding:13px}.avatar{width:43px;height:43px;border-radius:50%;background:linear-gradient(145deg,#a8e6df,#42658a);display:grid;place-items:center;color:#06101b;font-weight:800}.online{color:#44db80!important;font-size:11px}.upgrade{margin-top:15px;padding:15px;border-radius:14px;background:linear-gradient(145deg,#282fa0,#22266f);border:1px solid #4a5bff}.upgrade small{display:block;color:#d7dcff;margin-top:6px}.main{flex:1;min-width:0}.topbar{height:75px;border-bottom:1px solid #1b2a3c;padding:0 28px;display:flex;align-items:center;gap:20px}.topbar h2{font-size:18px}.topbar button:first-child{display:none}.top-right{margin-left:auto;display:flex;gap:15px;align-items:center}.ghost{background:none;border:1px solid #304863;color:#dce8f6;border-radius:10px;padding:9px 12px}.hidden{display:none!important}.page{display:none;padding:30px;max-width:1450px;margin:auto}.page.active{display:block}.hero{min-height:420px;border:1px solid #203653;border-radius:20px;padding:55px 32px;display:flex;justify-content:space-between;overflow:hidden;background:radial-gradient(circle at 82% 25%,#102f69,#07182d 48%,#061321)}.hero>div:first-child{max-width:650px}.eyebrow{color:#8ea8c1;font-size:11px;letter-spacing:2px;font-weight:800}.hero h1{font-size:44px;line-height:1.03;margin:12px 0}.hero p{color:#b7c6d7;font-size:16px;line-height:1.6}.primary,.outline{padding:12px 17px;border-radius:10px;font-weight:750;cursor:pointer}.primary{background:linear-gradient(135deg,#2878ff,#3262ff);color:#fff;border:1px solid #4c8dff}.outline{background:transparent;color:#e4eefb;border:1px solid #3b679b}.phone{width:210px;height:350px;align-self:center;border:8px solid #17263a;border-radius:34px;transform:rotate(8deg);box-shadow:0 25px 70px #0009}.phone-inner{height:100%;border-radius:26px;background:linear-gradient(#0b1a32,#06101c);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px}.phone-inner b span{color:#62b7ff}.phone-btns{display:flex;gap:30px;margin-top:50px}.phone-btns i{font-style:normal;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#20ba65}.phone-btns i+ i{background:#e84c58}.features{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}.features article,.panel,.list,.empty,.secure{background:#081827;border:1px solid #1b3046;border-radius:15px}.features article{padding:20px}.tile{width:45px;height:45px;border-radius:12px;display:grid;place-items:center;font-size:20px}.purple{background:#7048e8}.green{background:#20bd58}.orange{background:#ef8c20}.blue{background:#2874ee}.features h3{margin:14px 0 7px}.features p,.secure p,.empty p{color:#8fa5ba;line-height:1.5}.columns{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}.panel{padding:19px}.panel-head,.heading{display:flex;align-items:center;justify-content:space-between}.panel-head h2{font-size:17px}.panel-head a{color:#4e9aff;cursor:pointer;font-size:13px}.row{display:flex;align-items:center;gap:12px;padding:13px 0;border-top:1px solid #17293b}.row>div:nth-child(2){flex:1}.row small{display:block;color:#91a5ba;margin-top:4px}.row button{border:1px solid #2f64a4;background:#071525;color:#6baaff;border-radius:50%;width:38px;height:38px;cursor:pointer}.secure{margin-top:14px;padding:20px;display:flex;align-items:center;gap:16px}.secure h2{margin:0}.heading{margin-bottom:18px}.heading h1{margin:5px 0}#addContact{display:flex;gap:10px;margin-bottom:10px}input{background:#071525;border:1px solid #294058;color:#fff;border-radius:10px;padding:13px;width:100%}#addContact input{max-width:500px}.list{overflow:hidden}.contact{display:flex;align-items:center;gap:13px;padding:15px;border-bottom:1px solid #17293b}.contact>div:nth-child(2){flex:1}.contact small{display:block;color:#91a5ba;margin-top:4px}.empty{padding:40px;min-height:240px}.messages-layout{display:grid;grid-template-columns:320px 1fr;gap:14px;min-height:550px}.message-contact{padding:15px;border-bottom:1px solid #17293b;cursor:pointer}.message-contact.active{background:#112b4b}.chat{background:#081827;border:1px solid #1b3046;border-radius:15px;display:flex;flex-direction:column;min-height:550px}.chat-head{padding:18px;border-bottom:1px solid #1b3046;font-weight:800}.chat-messages{flex:1;padding:18px;overflow:auto}.bubble{max-width:75%;padding:10px 13px;border-radius:13px;margin:8px 0;background:#13263a}.bubble.mine{margin-left:auto;background:#2369dd}.chat form{display:flex;gap:8px;padding:12px;border-top:1px solid #1b3046}.modal{position:fixed;inset:0;background:#000b;display:grid;place-items:center;z-index:50}.modal.hidden{display:none}.call{width:min(1200px,96vw);height:min(760px,94vh);background:#050a12;border:1px solid #263a52;border-radius:18px;overflow:hidden;display:flex;flex-direction:column}.call header{height:68px;padding:0 20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #1d2c3d}.call header small{display:block;color:#8da3ba;margin-top:4px}.call header button{background:none;border:0;color:white;font-size:28px}.stage{flex:1;position:relative;background:#02070d;display:grid;place-items:center}.stage video{width:100%;height:100%;object-fit:cover}.stage #local{position:absolute;right:18px;bottom:18px;width:220px;height:145px;border:2px solid #33485f;border-radius:12px;object-fit:cover;background:#08131f}.waiting{text-align:center;position:absolute;color:#a8b8c9}.waiting .brand-mark{margin:auto}.waiting strong{display:block;color:white;font-size:24px;letter-spacing:3px;margin:7px}.waiting button{display:block;margin:12px auto}.call footer{height:78px;display:flex;justify-content:center;align-items:center;gap:10px;border-top:1px solid #1d2c3d}.call footer button{width:48px;height:48px;border-radius:50%;border:1px solid #30445c;background:#0d1927;color:#fff;cursor:pointer}.call footer .danger{background:#e84755;border-color:#e84755}@media(max-width:950px){.sidebar{width:230px;min-width:230px}.features{grid-template-columns:repeat(2,1fr)}.phone{display:none}}@media(max-width:700px){.sidebar{position:fixed;left:-270px;top:0;bottom:0;z-index:60;transition:.2s}.sidebar.open{left:0}.topbar{padding:0 15px}.topbar button:first-child{display:block;background:none;border:0;color:white;font-size:24px}.features,.columns,.messages-layout{grid-template-columns:1fr}.page{padding:18px 13px}.hero{padding:35px 22px}.hero h1{font-size:36px}.secure{align-items:flex-start}.call footer{gap:5px}}
