:root{
  --bg:#0b0e14; --bg2:#11151d; --card:#161b26; --card2:#1c2230; --line:#252c3a;
  --txt:#e7eaf1; --muted:#8b94a7; --green:#22c55e; --red:#ef4444; --grey:#6b7280;
  --blue:#3b82f6; --amber:#f59e0b; --violet:#7c3aed;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;}
html,body{height:100%;}
body{
  background:radial-gradient(1200px 800px at 50% -10%, #1a2333 0%, #05070b 60%);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-family:"Segoe UI",-apple-system,"PingFang HK","Microsoft JhengHei",sans-serif;
  color:var(--txt);padding:16px 10px;
}
.phone{
  width:400px;max-width:100%;height:min(860px,96vh);background:var(--bg);
  border:1px solid var(--line);border-radius:42px;overflow:hidden;
  display:flex;flex-direction:column;position:relative;
  box-shadow:0 30px 80px rgba(0,0,0,.6);
}
.notch{height:34px;display:flex;align-items:flex-end;justify-content:center;padding-bottom:8px;}
.notch .pill{width:110px;height:22px;background:#000;border-radius:20px;}
.screen{flex:1;overflow-y:auto;padding:18px 18px 12px;display:none;flex-direction:column;gap:14px;}
.screen.active{display:flex;}
.screen::-webkit-scrollbar{width:0;}

/* setup */
.setup{justify-content:center;text-align:center;}
.logo{width:72px;height:72px;border-radius:20px;margin:0 auto;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563eb,#7c3aed);font-size:34px;font-weight:800;box-shadow:0 10px 30px rgba(37,99,235,.35);}
.setup h1{font-size:26px;margin-top:16px;font-weight:700;}
.setup .sub{color:var(--muted);font-size:13px;margin-top:6px;line-height:1.5;}
.keybox{margin-top:24px;text-align:left;}
.keybox label{font-size:12px;color:var(--muted);display:block;margin-bottom:8px;letter-spacing:.3px;}
.keybox input{width:100%;padding:14px;border-radius:12px;border:1px solid var(--line);
  background:var(--card2);color:var(--txt);font-size:14px;outline:none;font-family:ui-monospace,monospace;}
.keybox input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,130,246,.15);}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;
  padding:15px;border:none;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;
  background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;transition:.15s;}
.btn:active{transform:scale(.98);opacity:.9;}
.btn.ghost{background:var(--card2);color:var(--txt);border:1px solid var(--line);}
.error{color:var(--red);font-size:12px;margin-top:8px;display:none;}
.note{margin-top:18px;font-size:11px;color:var(--muted);line-height:1.6;}

/* dashboard */
.topbar{display:flex;align-items:center;justify-content:space-between;}
.topbar .brand{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:700;}
.topbar .brand .dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green);}
.topbar .key-chip{font-size:11px;color:var(--muted);background:var(--card2);border:1px solid var(--line);
  padding:5px 10px;border-radius:20px;font-family:ui-monospace,monospace;}
.status-card{background:linear-gradient(135deg,#1a2030,#12161f);border:1px solid var(--line);border-radius:16px;padding:16px;}
.status-card .row{display:flex;align-items:center;gap:10px;}
.status-card .avatar{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#2563eb,#7c3aed);display:grid;place-items:center;font-weight:700;}
.status-card .t{font-size:14px;font-weight:600;}
.status-card .s{font-size:12px;color:var(--muted);margin-top:2px;}
.status-card .badge{margin-left:auto;font-size:11px;padding:4px 10px;border-radius:20px;background:rgba(34,197,94,.12);color:var(--green);border:1px solid rgba(34,197,94,.25);}
.bigbtn{background:var(--card2);border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:.15s;}
.bigbtn:active{transform:scale(.99);}
.bigbtn .ic{width:42px;height:42px;border-radius:12px;background:rgba(59,130,246,.15);display:grid;place-items:center;font-size:20px;}
.bigbtn .tt{font-size:15px;font-weight:600;}
.bigbtn .ss{font-size:12px;color:var(--muted);margin-top:2px;}
.bigbtn .arrow{margin-left:auto;color:var(--muted);}
.sec-title{font-size:13px;color:var(--muted);letter-spacing:.4px;margin-bottom:2px;}
.chart{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;}
.chart .bars{display:flex;align-items:flex-end;gap:10px;height:90px;margin-top:12px;}
.chart .bar{flex:1;border-radius:6px 6px 3px 3px;position:relative;min-height:4px;}
.chart .bar span{position:absolute;bottom:-18px;left:0;right:0;text-align:center;font-size:10px;color:var(--muted);}
.chart .lab{display:flex;gap:14px;margin-top:24px;font-size:11px;color:var(--muted);flex-wrap:wrap;}
.chart .lab i{width:9px;height:9px;border-radius:3px;display:inline-block;margin-right:5px;}
.email{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--grey);border-radius:12px;padding:13px 14px;}
.email.imp{border-left-color:var(--red);}
.email.steam{border-left-color:var(--blue);}
.email .top{display:flex;align-items:center;gap:8px;}
.email .tag{font-size:10px;padding:2px 8px;border-radius:10px;font-weight:600;}
.email .tag.red{background:rgba(239,68,68,.14);color:var(--red);}
.email .tag.blue{background:rgba(59,130,246,.14);color:var(--blue);}
.email .tag.grey{background:rgba(107,114,128,.16);color:var(--grey);}
.email .from{font-size:12px;color:var(--muted);margin-left:auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:45%;}
.email .subj{font-size:14px;font-weight:600;margin-top:7px;}
.email .sum{font-size:12px;color:var(--muted);margin-top:3px;line-height:1.5;}
.quick{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;}
.qbtn{background:var(--card2);border:1px solid var(--line);border-radius:14px;padding:14px 6px;text-align:center;cursor:pointer;}
.qbtn .em{font-size:20px;}
.qbtn .lb{font-size:11px;color:var(--muted);margin-top:6px;}
.empty{color:var(--muted);font-size:13px;text-align:center;padding:20px 0;}

/* voice */
.voice{justify-content:center;text-align:center;}
.mic{width:120px;height:120px;border-radius:50%;margin:10px auto;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563eb,#7c3aed);font-size:44px;cursor:pointer;
  box-shadow:0 0 0 10px rgba(59,130,246,.08), 0 16px 40px rgba(37,99,235,.35);transition:.15s;}
.mic.listening{box-shadow:0 0 0 18px rgba(59,130,246,.15), 0 16px 40px rgba(37,99,235,.5);}
.voice .cap{font-size:13px;color:var(--muted);margin-top:16px;}
.bubble{margin-top:16px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;text-align:left;min-height:70px;}
.bubble .who{font-size:11px;color:var(--blue);margin-bottom:6px;font-weight:600;}
.bubble p{font-size:14px;line-height:1.6;color:var(--txt);}
.bubble.reply .who{color:var(--green);}

/* files */
.drop{border:2px dashed var(--line);border-radius:18px;padding:40px 16px;text-align:center;color:var(--muted);cursor:pointer;}
.drop .em{font-size:34px;}
.drop .tt{font-size:15px;color:var(--txt);margin-top:10px;font-weight:600;}
.drop .ss{font-size:12px;margin-top:6px;}

.tabbar{display:flex;border-top:1px solid var(--line);background:var(--bg2);}
.tab{flex:1;padding:12px 0 16px;text-align:center;font-size:11px;color:var(--muted);cursor:pointer;}
.tab .em{font-size:20px;display:block;margin-bottom:3px;}
.tab.on{color:var(--txt);}

.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
.hidden{display:none!important;}
.toast{position:absolute;left:50%;bottom:80px;transform:translateX(-50%);background:#1c2230;
  border:1px solid var(--line);color:var(--txt);padding:10px 16px;border-radius:12px;font-size:13px;
  box-shadow:0 10px 30px rgba(0,0,0,.5);z-index:50;max-width:85%;text-align:center;}

/* ===== email filters ===== */
.filters{display:flex;gap:8px;flex-wrap:wrap;}
.chip{padding:7px 14px;border-radius:20px;border:1px solid var(--line);background:var(--card2);
  color:var(--muted);font-size:12px;cursor:pointer;transition:.15s;}
.chip.on{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;border-color:transparent;}

/* ===== chat ===== */
#screen-chat{overflow:hidden;}
.chatbox{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:8px;padding:4px 2px 8px;}
.msg{max-width:82%;padding:11px 14px;border-radius:16px;font-size:14px;line-height:1.5;word-break:break-word;white-space:pre-wrap;}
.msg.user{align-self:flex-end;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;border-bottom-right-radius:4px;}
.msg.bot{align-self:flex-start;background:var(--card2);border:1px solid var(--line);border-bottom-left-radius:4px;}
.msg.err{align-self:flex-start;background:rgba(239,68,68,.12);color:var(--red);border:1px solid rgba(239,68,68,.25);}
.msg.typing{color:var(--muted);font-style:italic;}
.chatinput{display:flex;align-items:center;gap:8px;padding:10px 4px 12px;border-top:1px solid var(--line);}
.chatinput input{flex:1;padding:12px 14px;border-radius:20px;border:1px solid var(--line);
  background:var(--card2);color:var(--txt);font-size:14px;outline:none;}
.chatinput input:focus{border-color:var(--blue);}
.micbtn,.sendbtn{width:44px;height:44px;border-radius:50%;border:none;font-size:20px;cursor:pointer;
  flex-shrink:0;display:grid;place-items:center;}
.micbtn{background:var(--card2);border:1px solid var(--line);}
.micbtn.listening{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;}
.sendbtn{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;}

/* ===== settings ===== */
.setting-group{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;}
.setting-title{font-size:12px;color:var(--muted);padding:12px 16px 4px;}
.setting-row{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;
  font-size:14px;cursor:pointer;border-top:1px solid var(--line);}
.setting-row:active{background:var(--card2);}
.setting-row .arrow{color:var(--muted);}
.setting-row.danger{color:var(--red);}

/* ===== modal ===== */
.modal{position:absolute;inset:0;background:rgba(0,0,0,.62);display:flex;align-items:center;
  justify-content:center;z-index:100;padding:20px;}
.modal-card{background:var(--bg2);border:1px solid var(--line);border-radius:20px;padding:20px;
  width:100%;max-width:340px;display:flex;flex-direction:column;gap:12px;}
.modal-tag{align-self:flex-start;font-size:11px;padding:3px 10px;border-radius:10px;font-weight:600;}
.modal-subj{font-size:16px;font-weight:700;line-height:1.4;}
.modal-row{display:flex;gap:12px;font-size:13px;}
.modal-row .ml{color:var(--muted);flex-shrink:0;width:48px;}
.modal-row span:last-child{line-height:1.5;word-break:break-word;}