:root{
  --black:#0B0B0D; --graphite:#17171A; --dark:#252529; --light:#F4F4F5;
  --muted:#6B6B72; --red:#E10600; --red-dark:#A80000; --silver:#C8C8C8;
  --white:#FFFFFF; --hair:#26262C;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--black);color:var(--white);-webkit-font-smoothing:antialiased;
  display:flex;flex-direction:column;height:100dvh;overflow:hidden;
}
.app-bg{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(800px 380px at 85% -8%,rgba(225,6,0,.16),transparent 60%),
             radial-gradient(700px 460px at -10% 110%,rgba(60,60,70,.22),transparent 60%)}

/* header */
.chat-header{position:relative;z-index:2;display:flex;align-items:center;gap:14px;
  padding:14px 18px;background:rgba(11,11,13,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--hair)}
.avatar{width:44px;height:44px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,#1d1d21,#101012);border:1px solid var(--hair);color:var(--red);font-weight:800;font-size:18px}
.h-meta{flex:1;min-width:0}
.h-name{font-weight:700;font-size:16px;display:flex;align-items:center;gap:8px}
.h-sub{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-top:1px}
.online-dot{width:7px;height:7px;border-radius:50%;background:#1FA971;box-shadow:0 0 0 3px rgba(31,169,113,.18)}
.h-logo{height:22px;opacity:.95}

/* chat scroll */
.chat{position:relative;z-index:1;flex:1;overflow-y:auto;padding:22px 18px 8px;
  display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}
.chat::-webkit-scrollbar{width:8px}.chat::-webkit-scrollbar-thumb{background:#222227;border-radius:8px}

.row{display:flex;width:100%}
.row.bot{justify-content:flex-start}
.row.user{justify-content:flex-end}
.bubble{max-width:78%;padding:12px 15px;font-size:14.5px;line-height:1.5;border-radius:16px;
  position:relative;word-wrap:break-word;white-space:pre-wrap;animation:rise .26s ease both}
.bot .bubble{background:var(--graphite);border:1px solid var(--hair);border-top-left-radius:5px;color:#EDEDF1}
.user .bubble{background:linear-gradient(160deg,#E10600,#A80000);border-top-right-radius:5px;color:#fff}
.bubble .t{font-size:10px;color:rgba(255,255,255,.45);margin-top:6px;text-align:right}
.bot .bubble .t{color:var(--muted)}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* quote card */
.quote-card{max-width:86%;background:linear-gradient(160deg,#161619,#0e0e10);
  border:1px solid rgba(225,6,0,.4);border-radius:18px;padding:18px;animation:rise .26s ease both}
.qc-eyebrow{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--red);font-weight:700}
.qc-name{font-size:19px;font-weight:800;letter-spacing:-.01em;margin:6px 0 2px}
.qc-pos{font-size:12.5px;color:var(--silver)}
.qc-badges{display:flex;flex-wrap:wrap;gap:6px;margin:13px 0}
.qc-badge{font-size:9.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  padding:5px 9px;border:1px solid rgba(225,6,0,.45);border-radius:999px;color:#fff;background:rgba(225,6,0,.07)}
.qc-status{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;color:var(--muted);margin-bottom:6px}
.qc-status .d{width:6px;height:6px;border-radius:50%;background:#E0A106}
.qc-url{font-size:11.5px;color:var(--muted);font-family:ui-monospace,Menlo,monospace;
  background:#0d0d0f;border:1px solid var(--hair);border-radius:8px;padding:8px 10px;margin:6px 0 12px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qc-actions{display:flex;gap:9px;flex-wrap:wrap}
.qc-btn{flex:1;min-width:130px;text-align:center;font-size:13px;font-weight:600;padding:11px 14px;border-radius:11px;
  border:1px solid var(--hair);background:#161619;color:#fff;cursor:pointer;transition:.18s;text-decoration:none}
.qc-btn:hover{border-color:#3a3a42}
.qc-btn.primary{background:var(--red);border-color:var(--red)}
.qc-btn.primary:hover{background:var(--red-dark);border-color:var(--red-dark)}

/* typing */
.typing{display:none;align-self:flex-start}
.typing.show{display:block;animation:rise .2s ease both}
.typing .b{display:flex;gap:5px;background:var(--graphite);border:1px solid var(--hair);border-radius:16px;border-top-left-radius:5px;padding:14px 16px}
.typing .d{width:7px;height:7px;border-radius:50%;background:#55555c;animation:bounce 1.3s infinite both}
.typing .d:nth-child(2){animation-delay:.18s}.typing .d:nth-child(3){animation-delay:.36s}
@keyframes bounce{0%,80%,100%{transform:translateY(0);opacity:.5}40%{transform:translateY(-4px);opacity:1}}

/* suggestions */
.suggest{position:relative;z-index:2;display:flex;gap:8px;overflow-x:auto;padding:6px 18px 2px;scrollbar-width:none}
.suggest::-webkit-scrollbar{display:none}
.chip{flex:none;font-size:12.5px;color:var(--silver);background:#141417;border:1px solid var(--hair);
  border-radius:999px;padding:8px 14px;cursor:pointer;transition:.16s;white-space:nowrap}
.chip:hover{border-color:var(--red);color:#fff}

/* input */
.composer{position:relative;z-index:2;display:flex;align-items:center;gap:10px;padding:14px 18px;
  padding-bottom:max(14px,env(safe-area-inset-bottom));background:rgba(11,11,13,.9);
  backdrop-filter:blur(14px);border-top:1px solid var(--hair)}
.composer input{flex:1;background:#141417;border:1px solid var(--hair);color:#fff;font-size:14.5px;
  font-family:inherit;border-radius:14px;padding:14px 16px;outline:none;transition:.16s}
.composer input:focus{border-color:#3a3a42}
.composer input::placeholder{color:#5a5a61}
.send{width:48px;height:48px;flex:none;border:none;border-radius:14px;background:var(--red);color:#fff;
  cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.16s}
.send:hover{background:var(--red-dark)}
.send:disabled{opacity:.5;cursor:default}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%) translateY(18px);background:#fff;color:#111;
  font-weight:600;font-size:13px;padding:10px 16px;border-radius:10px;opacity:0;pointer-events:none;transition:.25s;z-index:50}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}