:root{
  --bg:#0c0b12;--panel:#12111b;--panel2:#181724;--line:#292738;--line2:#343149;
  --text:#f7f6fb;--muted:#9e9bad;--muted2:#737083;--accent:#7867ff;--accent2:#a496ff;
  --danger:#ff6d86;--good:#6ae6ae;--shadow:0 24px 80px rgba(0,0,0,.35);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}
body{min-height:100dvh;overflow:hidden}
button,input,textarea,select{font:inherit}
button{color:inherit}
.hidden{display:none!important}
.app{height:100dvh;display:grid;grid-template-columns:270px 1fr;background:radial-gradient(900px 500px at 10% 0%,rgba(120,103,255,.08),transparent 58%),var(--bg)}
.sidebar{border-right:1px solid var(--line);padding:22px 16px 16px;display:flex;flex-direction:column;min-width:0;background:rgba(12,11,18,.82);backdrop-filter:blur(24px)}
.sidebar-brand,.brand-lockup{display:flex;align-items:center;gap:11px;padding:2px 8px 24px}
.sidebar-brand strong,.brand-lockup strong{display:block;font-size:15px;letter-spacing:-.01em}
.sidebar-brand span,.brand-lockup span{display:block;color:var(--muted2);font-size:11px;margin-top:2px}
.brand-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:15px;background:linear-gradient(145deg,#8a76ff,#5846df);font-weight:900;letter-spacing:-.07em;box-shadow:0 10px 35px rgba(120,103,255,.28)}
.brand-mark.small{width:36px;height:36px;border-radius:12px;font-size:13px}
.brand-mark.tiny{width:30px;height:30px;border-radius:10px;font-size:11px}
.compose-btn,.primary{border:0;background:linear-gradient(135deg,var(--accent),#6150e6);box-shadow:0 9px 24px rgba(120,103,255,.18);font-weight:750;cursor:pointer;transition:.18s ease}
.compose-btn{width:100%;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:18px}
.compose-btn:hover,.primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.compose-btn span{font-size:20px;font-weight:400}
.nav{display:grid;gap:5px}
.nav-item{height:43px;width:100%;border:0;background:transparent;border-radius:12px;color:var(--muted);display:grid;grid-template-columns:28px 1fr auto;align-items:center;text-align:left;cursor:pointer;padding:0 10px}
.nav-item:hover{background:rgba(255,255,255,.035);color:var(--text)}
.nav-item.active{background:rgba(120,103,255,.13);color:#c9c2ff}
.nav-icon{font-size:18px;text-align:center}
.nav-item b{min-width:22px;height:20px;border-radius:20px;background:rgba(120,103,255,.18);font-size:11px;display:grid;place-items:center}
.sidebar-spacer{flex:1}
.security-card{display:flex;gap:10px;padding:12px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.02);margin-bottom:10px}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--good);box-shadow:0 0 14px rgba(106,230,174,.7);margin-top:5px;flex:0 0 auto}
.security-card strong{display:block;font-size:11px}
.security-card span{display:block;font-size:10px;line-height:1.35;color:var(--muted2);margin-top:3px}
.secondary{border:1px solid var(--line);background:var(--panel2);height:40px;border-radius:12px;color:var(--muted);cursor:pointer;font-size:12px}
.secondary:hover{color:var(--text);border-color:var(--line2)}
.wide{width:100%}
.profile{margin-top:14px;border-top:1px solid var(--line);padding:15px 5px 0;display:grid;grid-template-columns:36px 1fr 28px;gap:9px;align-items:center}
.avatar{width:34px;height:34px;border-radius:11px;background:#252337;display:grid;place-items:center;font-size:11px;font-weight:800;color:#c9c4da}
.profile strong{display:block;font-size:11px}
.profile span{display:block;color:var(--muted2);font-size:9px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:2px}
.profile button,.icon-btn{border:0;background:transparent;color:var(--muted);cursor:pointer}
.mail-shell{min-width:0;display:flex;flex-direction:column}
.topbar{height:68px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:0 20px;background:rgba(12,11,18,.58);backdrop-filter:blur(24px);z-index:4}
.search-wrap{height:40px;max-width:620px;flex:1;margin:auto;display:flex;align-items:center;gap:9px;background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:0 12px;color:var(--muted2)}
.search-wrap input{flex:1;border:0;outline:0;background:transparent;color:var(--text);min-width:0}
.search-wrap input::placeholder{color:#666376}
.search-wrap kbd{font-size:10px;border:1px solid var(--line2);background:#1b1926;border-radius:6px;padding:3px 6px;color:var(--muted2)}
.icon-btn{width:36px;height:36px;border-radius:10px;font-size:18px}
.icon-btn:hover{background:var(--panel2);color:var(--text)}
.mobile-brand{display:none}
.workspace{flex:1;min-height:0;display:grid;grid-template-columns:minmax(320px,420px) 1fr}
.message-column{min-width:0;border-right:1px solid var(--line);display:flex;flex-direction:column;background:rgba(18,17,27,.42)}
.list-head{padding:22px 20px 16px;display:flex;align-items:flex-end;justify-content:space-between}
.eyebrow{margin:0 0 5px;font-size:9px;letter-spacing:.16em;color:#817d92;font-weight:800}
.list-head h2,.agents-head h2,.compose-modal h2{margin:0;font-size:21px;letter-spacing:-.04em}
.sync-state{font-size:10px;color:var(--good);padding:5px 8px;border-radius:8px;background:rgba(106,230,174,.07);border:1px solid rgba(106,230,174,.11)}
.message-list{overflow:auto;padding:0 10px 20px}
.message-card{width:100%;border:1px solid transparent;background:transparent;border-radius:14px;padding:13px 12px;display:grid;grid-template-columns:38px 1fr auto;gap:10px;color:inherit;text-align:left;cursor:pointer;margin-bottom:3px}
.message-card:hover{background:rgba(255,255,255,.025)}
.message-card.active{background:rgba(120,103,255,.09);border-color:rgba(120,103,255,.16)}
.mail-avatar{width:36px;height:36px;border-radius:11px;background:#232131;color:#bbb6cc;display:grid;place-items:center;font-size:11px;font-weight:800}
.message-main{min-width:0}
.message-top{display:flex;gap:8px;align-items:center}
.message-from{font-size:12px;font-weight:750;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.direction-pill{font-size:8px;padding:2px 5px;border-radius:5px;background:#252238;color:#9f96ff}
.message-subject{font-size:11px;color:#c7c3d1;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.message-to{font-size:9px;color:var(--muted2);margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.message-time{font-size:9px;color:var(--muted2);padding-top:2px}
.reader{overflow:auto;min-width:0;background:radial-gradient(700px 500px at 90% 0%,rgba(120,103,255,.045),transparent 62%)}
.reader-empty{height:100%;display:grid;place-content:center;text-align:center;max-width:360px;margin:auto;padding:30px;color:var(--muted)}
.empty-icon{width:56px;height:56px;border-radius:18px;background:var(--panel2);border:1px solid var(--line);display:grid;place-items:center;margin:0 auto 16px;font-size:22px;color:#8d83ff}
.reader-empty h2{margin:0;color:#d9d6e1;font-size:17px}
.reader-empty p{font-size:11px;line-height:1.55;color:var(--muted2)}
.reader-message{padding:30px clamp(24px,5vw,70px) 60px;max-width:980px;margin:auto}
.reader-message header{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:24px}
.reader-message h1{margin:7px 0 18px;font-size:clamp(22px,3vw,34px);letter-spacing:-.045em}
.reader-meta{display:grid;grid-template-columns:46px 1fr auto;gap:12px;align-items:center}
.reader-avatar{width:44px;height:44px;border-radius:14px;background:#252238;display:grid;place-items:center;font-weight:850;color:#c8c1ff}
.reader-meta strong{display:block;font-size:12px}
.reader-meta span{display:block;color:var(--muted2);font-size:10px;margin-top:4px}
.reader-time{font-size:10px!important;text-align:right}
.reader-actions{display:flex;gap:8px;margin-top:18px}
.action-btn{border:1px solid var(--line);background:var(--panel2);height:34px;border-radius:10px;padding:0 12px;color:var(--muted);font-size:10px;cursor:pointer}
.action-btn:hover{color:var(--text);border-color:var(--line2)}
.mail-body{white-space:pre-wrap;font-size:13px;line-height:1.75;color:#d9d7e1;word-break:break-word}
.html-frame{width:100%;min-height:520px;border:1px solid var(--line);border-radius:14px;background:white;margin-top:18px}
.attachment-chip{display:inline-flex;align-items:center;gap:6px;margin:16px 6px 0 0;border:1px solid var(--line);background:var(--panel2);border-radius:9px;padding:7px 9px;color:var(--muted);font-size:10px}
.empty-state{padding:50px 20px;text-align:center;color:var(--muted2);font-size:11px}
.agents-panel{grid-column:1 / -1;overflow:auto;padding:42px clamp(24px,5vw,70px)}
.agents-head{max-width:700px}
.agents-head h2{font-size:30px}
.agents-head>p:last-child{color:var(--muted);font-size:12px;line-height:1.6}
.agents-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px;margin-top:28px}
.agent-card{border:1px solid var(--line);background:linear-gradient(145deg,var(--panel2),#12111b);border-radius:18px;padding:18px;box-shadow:0 10px 35px rgba(0,0,0,.12)}
.agent-top{display:flex;align-items:center;gap:11px}
.agent-glyph{width:42px;height:42px;border-radius:14px;background:rgba(120,103,255,.12);color:#b2a8ff;display:grid;place-items:center;font-weight:850}
.agent-card h3{font-size:13px;margin:0}
.agent-card .address{font-size:9px;color:var(--muted2);margin-top:3px}
.agent-card .role{font-size:11px;color:var(--muted);line-height:1.45;min-height:32px;margin:16px 0}
.safety-badge{display:inline-flex;align-items:center;gap:6px;font-size:9px;border:1px solid rgba(106,230,174,.15);background:rgba(106,230,174,.06);color:#8be8bd;border-radius:8px;padding:5px 7px}
.agent-card button{float:right;margin-top:-3px}
.auth-shell{height:100dvh;display:grid;place-items:center;position:relative;overflow:hidden;background:radial-gradient(circle at 50% 15%,#211d39 0,#0d0c13 48%,#09090e 100%)}
.auth-orb{position:absolute;border-radius:50%;filter:blur(2px);opacity:.5}
.orb-one{width:420px;height:420px;background:radial-gradient(circle,#6f5dff35,transparent 65%);top:-170px;left:-80px}
.orb-two{width:500px;height:500px;background:radial-gradient(circle,#a765ff20,transparent 65%);bottom:-240px;right:-130px}
.auth-card{position:relative;width:min(440px,calc(100% - 30px));border:1px solid #2c293e;border-radius:26px;padding:28px;background:rgba(18,16,29,.8);backdrop-filter:blur(28px);box-shadow:var(--shadow)}
.auth-card .brand-lockup{padding:0 0 34px}
.auth-copy h1{font-size:36px;line-height:1.02;letter-spacing:-.055em;margin:0 0 18px}
.auth-copy>p:last-child{font-size:12px;color:var(--muted);line-height:1.6;margin-bottom:28px}
.primary{height:43px;border-radius:12px;padding:0 16px}
.code-form{display:grid;gap:10px;margin-top:13px}
.code-form label,.compose-modal label{font-size:9px;color:var(--muted);display:grid;gap:7px}
.code-form input,.compose-modal input,.compose-modal textarea,.compose-modal select{border:1px solid var(--line);background:#0f0e17;color:var(--text);border-radius:11px;outline:0}
.code-form input{height:50px;text-align:center;font-size:24px;letter-spacing:.18em}
.code-form input:focus,.compose-modal input:focus,.compose-modal textarea:focus,.compose-modal select:focus{border-color:#5f54b5;box-shadow:0 0 0 3px rgba(120,103,255,.08)}
.subtle{font-size:9px;color:var(--muted2)}
.center{text-align:center;margin:16px 0 0}
.modal-backdrop{position:fixed;inset:0;background:rgba(3,3,7,.72);backdrop-filter:blur(12px);z-index:20;display:grid;place-items:center;padding:20px}
.compose-modal{width:min(760px,100%);height:min(760px,calc(100dvh - 40px));border:1px solid var(--line2);background:#11101a;border-radius:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden}
.compose-modal>header{display:flex;justify-content:space-between;align-items:center;padding:19px 20px;border-bottom:1px solid var(--line)}
.compose-modal form{padding:18px 20px 20px;display:flex;flex-direction:column;gap:12px;min-height:0;flex:1}
.compose-modal input,.compose-modal select{height:41px;padding:0 11px}
.compose-modal textarea{resize:none;min-height:240px;flex:1;padding:12px;line-height:1.5}
.message-field{flex:1;min-height:0}
.compose-modal footer{display:flex;align-items:center;justify-content:space-between;gap:12px}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:40;background:#242134;border:1px solid #393550;border-radius:12px;padding:10px 14px;font-size:11px;box-shadow:var(--shadow)}
.mobile-nav{display:none}
@media(max-width:900px){
  body{overflow:auto}
  .app{display:block;min-height:100dvh;height:auto}
  .sidebar{display:none}
  .mail-shell{min-height:100dvh;padding-bottom:72px}
  .topbar{height:62px;padding:0 12px;position:sticky;top:0}
  .mobile-brand{display:flex;align-items:center;gap:8px;font-size:12px;white-space:nowrap}
  .search-wrap kbd{display:none}
  .workspace{display:block}
  .message-column{border-right:0;min-height:calc(100dvh - 134px)}
  .reader{position:fixed;inset:62px 0 68px;background:var(--bg);z-index:8;display:none}
  .reader.open{display:block}
  .reader-message{padding:22px 18px 60px}
  .message-list{padding:0 8px 16px}
  .list-head{padding:18px 16px 12px}
  .message-card{padding:13px 10px}
  .agents-panel{padding:28px 16px 100px}
  .mobile-nav{display:grid;position:fixed;left:0;right:0;bottom:0;height:68px;padding-bottom:env(safe-area-inset-bottom);grid-template-columns:repeat(4,1fr);z-index:12;background:rgba(15,14,22,.94);backdrop-filter:blur(24px);border-top:1px solid var(--line)}
  .mobile-nav button{border:0;background:transparent;color:var(--muted2);font-size:9px;display:grid;place-content:center;gap:2px}
  .mobile-nav button span{font-size:17px}
  .mobile-nav button.active{color:#afa6ff}
  .compose-modal{height:calc(100dvh - 18px);border-radius:20px 20px 0 0;align-self:end}
  .modal-backdrop{padding:18px 0 0}
}
@media(max-width:560px){
  .search-wrap{max-width:none}
  .topbar .mobile-brand strong{display:none}
  .reader-meta{grid-template-columns:42px 1fr}
  .reader-time{grid-column:2;text-align:left!important}
  .auth-copy h1{font-size:31px}
  .auth-card{padding:22px;border-radius:22px}
}