@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0c0c0c;
  --s1:rgba(255,255,255,0.04);
  --s2:rgba(255,255,255,0.07);
  --s3:rgba(255,255,255,0.10);
  --b:rgba(255,255,255,0.09);
  --b2:rgba(255,255,255,0.14);
  --text:#f2f2f2;--t2:#aaa;--t3:#555;
  --red:#e01f1f;--red2:#b81818;--rg:rgba(224,31,31,0.22);
  --green:#22c55e;
  --font:'Inter',sans-serif;
  --blur:blur(28px);
  --tr:all 0.18s cubic-bezier(0.4,0,0.2,1);
}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5;overflow:hidden;-webkit-font-smoothing:antialiased}
::-webkit-scrollbar{width:3px}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.1);border-radius:2px}

/* EYE PATTERN */
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56' viewBox='0 0 56 56'%3E%3Cg transform='translate(28,28)'%3E%3Cellipse rx='16' ry='9' fill='none' stroke='rgba(255,255,255,0.045)' stroke-width='1.2'/%3E%3Cellipse rx='5.5' ry='5.5' fill='none' stroke='rgba(255,255,255,0.045)' stroke-width='1.2'/%3E%3Ccircle r='2.2' fill='rgba(255,255,255,0.045)'/%3E%3C/g%3E%3C/svg%3E");
  background-size:56px 56px;
}

/* AUTH */
#auth{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:50}
#auth.h{display:none}
.auth-wrap{
  width:400px;position:relative;z-index:1;
  background:rgba(16,16,16,0.82);
  backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);
  border:1px solid var(--b2);border-radius:28px;padding:42px;
  box-shadow:0 40px 90px rgba(0,0,0,0.65),inset 0 1px 0 rgba(255,255,255,0.07);
}
.auth-wrap::before{content:'';position:absolute;top:0;left:15%;right:15%;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.13),transparent);border-radius:1px}
.a-logo{font-size:46px;font-weight:700;letter-spacing:-0.03em;margin-bottom:3px;background:linear-gradient(140deg,#fff 30%,var(--red) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.a-sub{font-size:11px;color:var(--t3);letter-spacing:0.16em;text-transform:uppercase;margin-bottom:32px}
.a-tabs{display:flex;background:rgba(255,255,255,0.04);border:1px solid var(--b);border-radius:14px;padding:3px;margin-bottom:24px}
.a-tab{flex:1;padding:9px;background:none;border:none;border-radius:11px;color:var(--t3);font-size:13px;font-weight:500;cursor:pointer;transition:var(--tr);font-family:var(--font)}
.a-tab.on{background:rgba(255,255,255,0.09);color:var(--text);box-shadow:0 2px 10px rgba(0,0,0,0.35)}
.field{margin-bottom:14px}
.field label{display:block;font-size:10px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:var(--t3);margin-bottom:6px}
.field input{width:100%;background:rgba(255,255,255,0.05);border:1px solid var(--b);border-radius:10px;padding:12px 14px;font-size:14px;color:var(--text);outline:none;transition:var(--tr);font-family:var(--font)}
.field input:focus{border-color:var(--red);background:rgba(255,255,255,0.08);box-shadow:0 0 0 3px var(--rg)}
.field input::placeholder{color:var(--t3)}
.a-btn{width:100%;padding:13px;margin-top:8px;background:linear-gradient(135deg,var(--red),var(--red2));border:none;border-radius:10px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:var(--tr);box-shadow:0 4px 22px var(--rg);font-family:var(--font)}
.a-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 8px 32px var(--rg)}
.a-btn:disabled{opacity:0.4;cursor:not-allowed;transform:none}
.a-err{font-size:12px;color:#ff5a5a;margin-top:12px;padding:10px 13px;border-left:2px solid var(--red);background:rgba(224,31,31,0.1);border-radius:0 8px 8px 0;display:none}

/* APP */
#app{display:none;height:100vh;position:relative;z-index:1}
#app.on{display:flex}

/* SIDEBAR */
.sidebar{
  width:300px;flex-shrink:0;position:relative;z-index:2;
  background:rgba(12,12,12,0.72);
  backdrop-filter:blur(32px);-webkit-backdrop-filter:blur(32px);
  border-right:1px solid var(--b);display:flex;flex-direction:column;
}
.sb-top{padding:14px 14px 12px;display:flex;align-items:center;gap:9px;border-bottom:1px solid var(--b)}
.sb-menu{width:36px;height:36px;background:none;border:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border-radius:10px;transition:var(--tr);flex-shrink:0}
.sb-menu:hover{background:var(--s1)}
.sb-menu span{width:17px;height:1.5px;background:var(--t2);border-radius:1px;display:block}
.sb-search{flex:1;display:flex;align-items:center;gap:7px;background:var(--s1);border:1px solid var(--b);border-radius:22px;padding:8px 13px}
.sb-search svg{flex-shrink:0;opacity:0.4}
.sb-search input{flex:1;background:none;border:none;outline:none;font-size:13px;color:var(--text);font-family:var(--font)}
.sb-search input::placeholder{color:var(--t3)}
.sb-filters{display:flex;gap:6px;padding:10px 14px;border-bottom:1px solid var(--b);overflow-x:auto}
.sb-filters::-webkit-scrollbar{display:none}
.sf{padding:5px 14px;border-radius:22px;font-size:12px;font-weight:500;white-space:nowrap;cursor:pointer;border:none;transition:var(--tr);background:var(--s1);color:var(--t2);font-family:var(--font)}
.sf.on{background:rgba(255,255,255,0.14);color:var(--text)}
.chat-list{flex:1;overflow-y:auto;padding:6px 8px}
.ci{display:flex;align-items:center;gap:10px;padding:10px;border-radius:14px;cursor:pointer;transition:var(--tr);position:relative;margin-bottom:1px}
.ci:hover{background:var(--s1)}
.ci.on{background:var(--s2)}
.av{width:46px;height:46px;border-radius:50%;background:var(--s2);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;overflow:hidden;position:relative;border:1px solid var(--b)}
.av img{width:100%;height:100%;object-fit:cover}
.pres{position:absolute;bottom:2px;right:2px;width:10px;height:10px;border-radius:50%;background:var(--green);border:2px solid var(--bg)}
.pres.off{background:var(--t3)}
.ci-r{flex:1;min-width:0}
.ci-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ci-prev{font-size:12px;color:var(--t2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.ci-m{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}
.ci-time{font-size:11px;color:var(--t3)}
.ci-badge{background:var(--s2);border:1px solid var(--b);color:var(--text);font-size:11px;font-weight:600;border-radius:12px;padding:2px 8px;min-width:22px;text-align:center}
.no-ci{padding:32px 16px;text-align:center;color:var(--t3);font-size:13px}

/* MAIN */
.main{flex:1;display:flex;flex-direction:column;min-width:0;position:relative;z-index:1}
.empty-s{flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px}
.empty-logo{font-size:84px;font-weight:700;background:linear-gradient(135deg,rgba(255,255,255,0.07),rgba(224,31,31,0.13));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-0.04em}
.empty-t{font-size:14px;color:var(--t3)}

/* CHAT HDR */
.c-hdr{
  display:flex;align-items:center;gap:12px;padding:12px 20px;
  background:rgba(12,12,12,0.72);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-bottom:1px solid var(--b);flex-shrink:0;
}
.hav{width:42px;height:42px;border-radius:50%;background:var(--s2);flex-shrink:0;overflow:hidden;border:1px solid var(--b);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600}
.hav img{width:100%;height:100%;object-fit:cover}
.hdr-i{flex:1;min-width:0}
.hdr-name{font-size:15px;font-weight:600}
.hdr-st{font-size:12px;color:var(--t3);display:flex;align-items:center;gap:5px;margin-top:1px}
.hdr-st .sd{width:6px;height:6px;border-radius:50%;background:var(--t3);flex-shrink:0}
.hdr-st.on .sd{background:var(--green)}
.hdr-st.on{color:var(--t2)}
.hdr-btns{display:flex;gap:6px}
.hdr-btn{
  width:38px;height:38px;border-radius:50%;
  background:var(--s1);border:1px solid var(--b);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:var(--tr);
}
.hdr-btn:hover{background:var(--s2)}
.hdr-btn svg{fill:none;stroke:var(--t2);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* MSGS */
#msgs{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:2px}
.dd{text-align:center;margin:12px 0;position:relative}
.dd::before{content:'';position:absolute;left:0;right:0;top:50%;height:1px;background:var(--b)}
.dd span{background:var(--bg);padding:0 12px;font-size:11px;color:var(--t3);position:relative}
.mw{display:flex;align-items:flex-end;gap:8px;margin-bottom:1px;animation:mpop .15s cubic-bezier(0.34,1.56,0.64,1)}
@keyframes mpop{from{opacity:0;transform:translateY(6px) scale(0.97)}to{opacity:1;transform:none}}
.mw.me{flex-direction:row-reverse}
.mav{width:28px;height:28px;border-radius:50%;background:var(--s2);flex-shrink:0;overflow:hidden;border:1px solid var(--b);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600}
.mav img{width:100%;height:100%;object-fit:cover}
.mav.g{visibility:hidden}
.mb{max-width:480px;padding:10px 14px;word-break:break-word;font-size:14px;line-height:1.6;position:relative}
.mw.th .mb{background:rgba(255,255,255,0.07);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,0.11);border-radius:18px 18px 18px 4px}
.mw.me .mb{background:rgba(224,31,31,0.16);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(224,31,31,0.24);border-radius:18px 18px 4px 18px}
.mn{font-size:11px;font-weight:600;color:var(--red);margin-bottom:3px}
.mw.me .mn{display:none}
.mf{display:flex;align-items:center;gap:4px;justify-content:flex-end;margin-top:4px}
.mt{font-size:10px;color:rgba(255,255,255,0.22)}
.tk{font-size:11px;color:rgba(255,255,255,0.22)}
.tk.r{color:var(--red)}
.mi{max-width:280px;max-height:280px;border-radius:12px;cursor:pointer;display:block;margin-top:4px;transition:var(--tr)}
.mi:hover{opacity:0.88}
.mfile{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--s1);border:1px solid var(--b);border-radius:10px;margin-top:4px;text-decoration:none;color:var(--text);transition:var(--tr)}
.mfile:hover{background:var(--s2)}
.mfile svg{flex-shrink:0;fill:none;stroke:var(--t2);stroke-width:2}
.mfn{font-size:12px;font-weight:500;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rp{background:rgba(255,255,255,0.05);border-left:2px solid var(--red);padding:4px 8px;border-radius:4px;margin-bottom:6px}
.rpn{font-size:11px;color:var(--red);font-weight:600;margin-bottom:1px}
.rpt{font-size:12px;color:var(--t2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:280px}
.mdel{font-style:italic;color:var(--t3);font-size:13px}
.msys{text-align:center;font-size:11px;color:var(--t3);padding:4px;letter-spacing:0.03em}

/* REPLY BAR */
#rbar{display:none;align-items:center;gap:10px;padding:10px 16px;background:var(--s1);border-top:1px solid var(--b)}
#rbar.on{display:flex}
.rbn{font-size:11px;color:var(--red);font-weight:600}
.rbt{font-size:12px;color:var(--t2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rbx{background:none;border:none;cursor:pointer;color:var(--t3);width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:var(--tr)}
.rbx:hover{background:var(--s2);color:var(--text)}

/* TYPING */
#typ{height:22px;padding:0 20px;font-size:11px;color:var(--t3);display:flex;align-items:center;gap:6px;font-style:italic;flex-shrink:0}
.dots{display:flex;gap:3px}
.dots span{width:4px;height:4px;border-radius:50%;background:var(--t3);animation:db 1.2s infinite}
.dots span:nth-child(2){animation-delay:.2s}
.dots span:nth-child(3){animation-delay:.4s}
@keyframes db{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-4px)}}

/* INPUT */
.inp-a{
  padding:10px 14px 14px;flex-shrink:0;
  background:rgba(12,12,12,0.72);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-top:1px solid var(--b);display:flex;align-items:flex-end;gap:8px;
}
.iadd{
  width:38px;height:38px;border-radius:50%;
  background:var(--s1);border:1px solid var(--b);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;flex-shrink:0;transition:var(--tr);
  font-size:22px;color:var(--t2);line-height:1;font-weight:300;
}
.iadd:hover{background:var(--s2)}
#msg-inp{
  flex:1;background:var(--s1);border:1px solid var(--b);border-radius:22px;
  padding:10px 16px;font-size:14px;color:var(--text);outline:none;resize:none;
  max-height:140px;line-height:1.5;transition:var(--tr);font-family:var(--font);
}
#msg-inp:focus{border-color:var(--b2);background:var(--s2)}
#msg-inp::placeholder{color:var(--t3)}
.emic{
  width:38px;height:38px;border-radius:50%;
  background:var(--s1);border:1px solid var(--b);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;flex-shrink:0;transition:var(--tr);font-size:18px;
}
.emic:hover{background:var(--s2)}
.sbtn{
  width:38px;height:38px;border-radius:50%;
  background:linear-gradient(135deg,var(--red),var(--red2));border:none;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;flex-shrink:0;transition:var(--tr);
  box-shadow:0 4px 16px var(--rg);
}
.sbtn:hover{transform:scale(1.06);box-shadow:0 6px 22px var(--rg)}
.sbtn:disabled{opacity:0.3;cursor:not-allowed;transform:none;box-shadow:none}
.sbtn svg{fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* PROFILE */
#pp{position:fixed;inset:0;background:rgba(0,0,0,0.65);backdrop-filter:blur(10px);z-index:200;display:flex;align-items:center;justify-content:center}
#pp.h{display:none}
.pc{width:380px;max-height:90vh;overflow-y:auto;background:rgba(16,16,16,0.95);backdrop-filter:var(--blur);border:1px solid var(--b2);border-radius:28px;position:relative;box-shadow:0 40px 80px rgba(0,0,0,0.7)}
.pt{padding:28px;text-align:center;border-bottom:1px solid var(--b);background:linear-gradient(180deg,rgba(224,31,31,0.06) 0%,transparent 100%)}
.pav{width:82px;height:82px;border-radius:50%;background:var(--s2);margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:600;overflow:hidden;cursor:pointer;position:relative;border:2px solid var(--b2);box-shadow:0 0 0 4px rgba(224,31,31,0.1);transition:var(--tr)}
.pav:hover{box-shadow:0 0 0 4px var(--rg)}
.pav img{width:100%;height:100%;object-fit:cover}
.pavo{position:absolute;inset:0;background:rgba(0,0,0,0.5);display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--tr);border-radius:50%}
.pav:hover .pavo{opacity:1}
.pavo svg{fill:none;stroke:#fff;stroke-width:2}
.pname{font-size:20px;font-weight:700;margin-bottom:2px}
.puid{font-size:12px;color:var(--t3)}
.pb{padding:20px 24px}
.pl{font-size:10px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:var(--t3);margin-bottom:6px;display:block}
.pi{width:100%;background:var(--s1);border:1px solid var(--b);border-radius:10px;padding:10px 13px;font-size:14px;color:var(--text);outline:none;transition:var(--tr);font-family:var(--font);margin-bottom:14px}
.pi:focus{border-color:var(--red);background:var(--s2)}
.pbtn{width:100%;padding:11px;border:none;border-radius:10px;font-size:13px;font-weight:600;cursor:pointer;transition:var(--tr);margin-bottom:8px;font-family:var(--font)}
.pbtn.pri{background:linear-gradient(135deg,var(--red),var(--red2));color:#fff;box-shadow:0 4px 14px var(--rg)}
.pbtn.pri:hover{transform:translateY(-1px)}
.pbtn.sec{background:var(--s2);color:var(--text);border:1px solid var(--b)}
.pbtn.sec:hover{background:var(--s3)}
.pbtn.dng{background:rgba(224,31,31,0.1);color:#ff5a5a;border:1px solid rgba(224,31,31,0.2)}
.pbtn.dng:hover{background:rgba(224,31,31,0.18)}
.psec{font-size:10px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:var(--t3);margin:20px 0 14px;padding-top:16px;border-top:1px solid var(--b)}
.cx{position:absolute;top:14px;right:14px;width:28px;height:28px;background:var(--s2);border:1px solid var(--b);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--tr)}
.cx:hover{background:var(--s3)}
.cx svg{fill:none;stroke:var(--t2);stroke-width:2;stroke-linecap:round}

/* SEARCH PANEL */
#sp{position:fixed;inset:0;background:rgba(0,0,0,0.65);backdrop-filter:blur(10px);z-index:200;display:flex;align-items:flex-start;justify-content:center;padding-top:80px}
#sp.h{display:none}
.spc{width:460px;max-height:70vh;background:rgba(16,16,16,0.95);backdrop-filter:var(--blur);border:1px solid var(--b2);border-radius:24px;overflow:hidden;box-shadow:0 32px 64px rgba(0,0,0,0.6);display:flex;flex-direction:column}
.spt{padding:14px 16px;border-bottom:1px solid var(--b);display:flex;gap:10px;align-items:center}
.spi{flex:1;background:var(--s1);border:1px solid var(--b);border-radius:22px;padding:9px 16px;font-size:14px;color:var(--text);outline:none;font-family:var(--font)}
.spi::placeholder{color:var(--t3)}
.spr{overflow-y:auto;padding:8px}
.sri{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:14px;cursor:pointer;transition:var(--tr)}
.sri:hover{background:var(--s1)}
.srn{font-size:14px;font-weight:500}
.sru{font-size:12px;color:var(--t3)}
.nores{padding:32px;text-align:center;color:var(--t3);font-size:13px}

/* IMAGE VIEWER */
#iv{position:fixed;inset:0;background:rgba(0,0,0,0.92);backdrop-filter:blur(20px);z-index:300;display:flex;align-items:center;justify-content:center}
#iv.h{display:none}
#iv img{max-width:90vw;max-height:90vh;border-radius:16px;box-shadow:0 40px 80px rgba(0,0,0,0.8)}
#ivx{position:absolute;top:20px;right:20px;width:42px;height:42px;background:rgba(255,255,255,0.1);border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--tr)}
#ivx:hover{background:rgba(255,255,255,0.2)}
#ivx svg{fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round}

/* CTX */
.ctx{position:fixed;background:rgba(20,20,20,0.96);backdrop-filter:var(--blur);border:1px solid var(--b2);border-radius:16px;padding:4px;z-index:400;min-width:160px;box-shadow:0 20px 50px rgba(0,0,0,0.6);animation:ci .1s ease}
@keyframes ci{from{opacity:0;transform:scale(0.93)}to{opacity:1;transform:none}}
.ctxi{padding:9px 14px;border-radius:10px;cursor:pointer;font-size:13px;color:var(--text);transition:var(--tr);display:flex;align-items:center;gap:8px}
.ctxi:hover{background:var(--s2)}
.ctxi.r{color:#ff5a5a}
.ctxi svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}