*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172033;background:#f7f9fc}body{overflow:hidden}.hidden{display:none!important}
.bg-orb{position:fixed;border-radius:50%;filter:blur(45px);opacity:.35;pointer-events:none;animation:float 10s ease-in-out infinite}.orb1{width:280px;height:280px;background:#dcd5ff;top:-100px;left:-70px}.orb2{width:240px;height:240px;background:#cfe8ff;right:-60px;top:25%}.orb3{width:220px;height:220px;background:#e5d7ff;left:35%;bottom:-110px;animation-delay:-4s}@keyframes float{50%{transform:translate(20px,30px) scale(1.08)}}
.glass{background:#ffffffd9;border:1px solid #fff;box-shadow:0 25px 80px #35405c14;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px)}
.auth-shell,.pin-shell{min-height:100vh;display:grid;place-items:center;padding:20px;position:relative}.auth-card{width:min(430px,100%);padding:30px;border-radius:30px;animation:rise .55s ease}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#705bff,#4e9aff);color:#fff;box-shadow:0 10px 25px #6e62ff30}.brand b{display:block;font-size:17px}.brand span{display:block;color:#8a94a7;font-size:11px;margin-top:2px}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;background:#f2f4f8;padding:4px;border-radius:13px;margin:28px 0 20px}.auth-tabs button{border:0;background:transparent;padding:11px;border-radius:10px;color:#7c879a;font-weight:700;cursor:pointer}.auth-tabs button.active{background:#fff;color:#293348;box-shadow:0 4px 14px #1720330d}.form{display:grid;gap:15px}.form label{font-size:12px;font-weight:750;color:#68748a}.form input{display:block;width:100%;margin-top:7px;border:1px solid #e0e5ed;border-radius:14px;padding:13px 14px;font:inherit;outline:0;background:#fff}.form input:focus,.search input:focus,.composer input:focus{border-color:#7a68ff;box-shadow:0 0 0 4px #7a68ff10}.check{display:flex;gap:8px;align-items:center;font-weight:600!important}.check input{width:auto!important;margin:0!important;box-shadow:none!important}.primary{border:0;border-radius:14px;padding:14px 16px;background:linear-gradient(135deg,#6d5dfc,#4f8fff);color:#fff;font-weight:800;font-size:14px;cursor:pointer;box-shadow:0 12px 24px #665dff25}.primary span{float:right;font-size:18px}
.pin-card{width:min(370px,100%);padding:30px;border-radius:30px;text-align:center;animation:rise .5s ease}.lock{font-size:38px;margin-bottom:8px}.pin-card h2{margin:0}.pin-card p{color:#8490a4;font-size:13px}.pin-dots{display:flex;justify-content:center;gap:12px;margin:20px}.pin-dots i{width:12px;height:12px;border-radius:50%;background:#e1e5ed}.pin-dots i.on{background:#6d5dfc;box-shadow:0 0 0 5px #6d5dfc15}.pin-card>input{position:absolute;opacity:0;pointer-events:none}.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.keypad button{height:55px;border:0;border-radius:16px;background:#f4f6f9;color:#263047;font-size:18px;font-weight:750;cursor:pointer}.keypad button:active{transform:scale(.96);background:#eaeef5}.logout-link{border:0;background:none;color:#8993a6;margin-top:20px;cursor:pointer}
.app-shell{height:100vh;display:grid;grid-template-columns:340px 1fr;position:relative}.sidebar{background:#ffffffdf;border-right:1px solid #e9edf3;padding:18px;display:flex;flex-direction:column;min-width:0;backdrop-filter:blur(20px)}.side-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.icon-btn{width:40px;height:40px;border:0;border-radius:13px;background:#f3f5f8;color:#526078;cursor:pointer}.icon-btn:hover{background:#e9ecf3}.search{display:flex;align-items:center;gap:9px;background:#f4f6f9;border-radius:14px;padding:0 13px}.search span{font-size:22px;color:#8d97a8}.search input{width:100%;border:0;outline:0;background:transparent;padding:13px 0;font:inherit;font-size:13px}.results{position:relative;z-index:5}.result-item,.conv{display:flex;align-items:center;gap:11px;padding:12px;border-radius:15px;cursor:pointer}.result-item:hover,.conv:hover{background:#f5f7fa}.avatar{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#dcd6ff,#d6ecff);display:grid;place-items:center;color:#5e55c9;font-weight:850;flex:0 0 auto}.result-item b,.conv b{font-size:13px;display:block}.result-item span,.conv span{font-size:11px;color:#8b95a7}.section-title{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#9aa3b2;font-weight:800;margin:20px 4px 8px}.conversation-list{overflow:auto;flex:1}.conv .preview{flex:1;min-width:0}.conv .preview span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.badge{min-width:20px;height:20px;padding:0 6px;border-radius:20px;background:#6d5dfc;color:#fff;font-size:10px;display:grid;place-items:center}.profile{display:flex;align-items:center;gap:10px;padding:9px;margin-top:12px;border-radius:18px}.glass-mini{background:#f8f9fc;border:1px solid #edf0f5}.me{flex:1;min-width:0}.me b,.me span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.me b{font-size:12px}.me span{font-size:10px;color:#919aab}
.chat{position:relative;min-width:0}.empty-chat{height:100%;display:grid;place-content:center;text-align:center;color:#8791a3}.empty-icon{width:75px;height:75px;margin:auto;border-radius:24px;display:grid;place-items:center;background:#fff;box-shadow:0 18px 50px #26324d0d;font-size:32px}.empty-chat h2{color:#263047;margin:18px 0 6px}.empty-chat p{font-size:13px}.chat-pane{height:100%;display:flex;flex-direction:column}.chat-head{height:78px;background:#ffffffd9;border-bottom:1px solid #edf0f4;display:flex;align-items:center;gap:12px;padding:0 22px;backdrop-filter:blur(20px)}.chat-person{flex:1}.chat-person b,.chat-person span{display:block}.chat-person b{font-size:14px}.chat-person span{font-size:11px;color:#8490a4;margin-top:3px}.mobile-back{display:none;border:0;background:none;font-size:32px;color:#647087}.messages{flex:1;overflow:auto;padding:28px;display:flex;flex-direction:column;gap:7px}.bubble{max-width:min(70%,520px);padding:11px 14px;border-radius:19px;font-size:13px;line-height:1.5;animation:msgIn .25s ease}.bubble.mine{align-self:flex-end;background:linear-gradient(135deg,#6d5dfc,#5b82ef);color:#fff;border-bottom-right-radius:6px}.bubble.theirs{align-self:flex-start;background:#fff;box-shadow:0 7px 25px #29334d0b;border-bottom-left-radius:6px}.time{font-size:9px;opacity:.6;margin-top:5px;text-align:right}.composer{display:flex;gap:10px;padding:14px 20px;background:#ffffffd9;border-top:1px solid #edf0f4;backdrop-filter:blur(20px)}.composer input{flex:1;border:1px solid #e0e5ed;border-radius:16px;padding:13px 15px;outline:0;font:inherit;background:#fff}.composer button{width:48px;border:0;border-radius:15px;background:#6d5dfc;color:#fff;font-size:19px;cursor:pointer}
.modal{position:fixed;inset:0;background:#1b24364d;display:grid;place-items:center;padding:20px;z-index:50;backdrop-filter:blur(8px)}.modal-card{width:min(390px,100%);padding:30px;border-radius:28px;text-align:center;position:relative}.modal-close{position:absolute;right:14px;top:12px;border:0;background:#f2f4f7;width:34px;height:34px;border-radius:10px;font-size:22px;cursor:pointer}.otp-input{width:100%;text-align:center;letter-spacing:10px;font-size:24px;padding:14px;border:1px solid #e0e5ed;border-radius:14px;margin:14px 0;outline:0}.toast{position:fixed;right:20px;bottom:20px;background:#172033;color:#fff;padding:12px 15px;border-radius:13px;z-index:100;font-size:12px;box-shadow:0 15px 40px #17203333;transform:translateY(20px);opacity:0;pointer-events:none;transition:.25s}.toast.show{transform:translateY(0);opacity:1}
@keyframes rise{from{opacity:0;transform:translateY(18px) scale(.98)}to{opacity:1;transform:none}}@keyframes msgIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
@media(max-width:760px){.app-shell{grid-template-columns:1fr}.sidebar{display:flex;position:absolute;inset:0 0 0 0;z-index:10;width:100%;transition:.25s}.chat{display:none}.app-shell.chat-open .sidebar{display:none}.app-shell.chat-open .chat{display:block}.mobile-back{display:block}.messages{padding:20px 14px}.bubble{max-width:84%}.chat-head{padding:0 14px}.composer{padding:10px}.side-top{margin-bottom:14px}}