:root{
  --bg:#eef3f7;
  --bg-soft:#f6f9fb;
  --panel:#ffffff;
  --panel-strong:#f8fbfd;
  --line:#d8e1e8;
  --text:#17212b;
  --muted:#63707c;
  --accent:#1b7fd8;
  --accent-strong:#0f6ec2;
  --accent-text:#ffffff;
  --danger:#d92f45;
  --shadow:0 10px 30px rgba(21, 45, 74, .08);
}
*{box-sizing:border-box}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
[x-cloak]{display:none!important}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
.cc-body,.cc-admin-body{min-height:100vh}
.cc-shell,.cc-admin-shell,.cc-chat-page{width:min(1180px,100% - 24px);margin:0 auto;padding:16px 0 28px}
.cc-admin-shell,.cc-detail-shell{display:grid;gap:16px;align-content:start}
.cc-hero{padding:56px 0 32px}
.cc-kicker{margin:0 0 6px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
h1,h2,p{margin:0}
.cc-hero h1,.cc-chat-head h1{font-size:clamp(28px,5vw,46px);line-height:1;max-width:12ch}
.cc-lead{margin-top:18px;max-width:760px;color:var(--muted);font-size:18px;line-height:1.6}
.cc-actions,.cc-section-head,.cc-filter-bar,.cc-inline-form,.cc-admin-nav,.cc-meta-grid,.cc-two-col,.cc-card-grid,.cc-chat-layout,.cc-stats-grid{display:flex;gap:12px}
.cc-actions,.cc-filter-bar,.cc-inline-form,.cc-admin-nav{flex-wrap:wrap}
.cc-card-grid,.cc-stats-grid,.cc-chat-layout,.cc-two-col,.cc-meta-grid{display:grid}
.cc-card-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:28px}
.cc-chat-layout{grid-template-columns:300px minmax(0,1fr);align-items:start}
.cc-stats-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.cc-two-col{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start}
.cc-meta-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.cc-card,.cc-chat-card,.cc-chat-intro,.cc-auth-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
.cc-card,.cc-auth-card{padding:16px}
.cc-card{position:relative}
.cc-chat-card{padding:0;overflow:hidden}
.cc-chat-intro{display:grid;gap:12px;background:transparent;border:none;box-shadow:none}
.cc-btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:999px;padding:10px 16px;font-weight:700;cursor:pointer}
.cc-btn--primary{background:linear-gradient(180deg,var(--accent) 0%, var(--accent-strong) 100%);color:var(--accent-text)}
.cc-btn--ghost{background:#fff;color:var(--text);border:1px solid var(--line)}
.cc-chip,.cc-badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#edf5ff;color:var(--accent);border:1px solid #cfe3f8;font-size:12px}
.cc-status-pill{display:inline-flex;align-items:center;justify-content:center;padding:6px 10px;border-radius:999px;border:1px solid #cfe3f8;background:#eef6ff;color:var(--accent);font-size:12px;font-weight:700;line-height:1.1;white-space:nowrap}
.cc-status-pill--live{background:#e8f7ef;border-color:#c9ead7;color:#20724a}
.cc-chat-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:8px 0 12px}
.cc-chat-head p:last-child{margin-top:8px;color:var(--muted);max-width:640px;line-height:1.45;font-size:14px}
.cc-chat-topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:8px 2px 12px}
.cc-chat-topbar h1{font-size:24px;line-height:1.05;max-width:none}
.cc-chat-topbar p:last-child{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.4;max-width:560px}
.cc-chat-card--dialog{max-width:760px;margin:0 auto;border-radius:24px;background:linear-gradient(180deg,#ffffff 0%, #f7fafc 100%);display:grid;grid-template-rows:minmax(0,1fr) auto}
.cc-chat-page{max-width:820px;padding-top:4px}
.cc-quick-grid{display:grid;gap:8px}
.cc-quick{padding:11px 13px;border-radius:14px;background:#f7fafc;border:1px solid var(--line);color:var(--text);text-align:left;font-size:14px;line-height:1.25}
.cc-field{display:grid;gap:6px;color:var(--muted);font-size:13px}
.cc-field input,.cc-field textarea,.cc-filter-bar input,.cc-filter-bar select,.cc-inline-form textarea,.cc-inline-form select,.cc-composer textarea{width:100%;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--text)}
.cc-contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.cc-contact-grid--compact{grid-template-columns:repeat(2,minmax(0,1fr))}
.cc-stream{display:grid;gap:6px;padding:14px 12px 8px;min-height:360px;max-height:58vh;overflow:auto;background:
linear-gradient(180deg,rgba(255,255,255,.92) 0%, rgba(243,247,250,.96) 100%),
radial-gradient(circle at top right, rgba(27,127,216,.08), transparent 28%)}
.cc-stream--admin{min-height:220px;max-height:360px;padding:0;margin-top:10px;background:transparent}
.cc-bubble{max-width:78%;padding:0}
.cc-bubble--system{max-width:88%}
.cc-bubble.is-self{margin-left:auto}
.cc-bubble-body{padding:9px 12px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 20px rgba(19, 45, 79, .05)}
.cc-bubble-body strong{display:block;margin-bottom:4px;font-size:12px;color:var(--muted)}
.cc-bubble-body p{line-height:1.42}
.cc-bubble.is-self .cc-bubble-body{background:#eaf4ff;border-color:#cfe3f8}
.cc-bubble.is-pending .cc-bubble-body{opacity:.76}
.cc-bubble.is-failed .cc-bubble-body{border-color:#f0b8bf;background:#fff4f5}
.cc-bubble-foot{display:flex;justify-content:flex-end;min-height:16px}
.cc-bubble-meta{margin-top:4px;font-size:11px;color:var(--muted)}
.cc-bubble-meta--error{color:var(--danger)}
.cc-empty{padding:0;border:none;background:transparent}
.cc-composer{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;padding:12px;border-top:1px solid var(--line);background:var(--panel)}
.cc-composer--dialog{grid-template-columns:1fr;gap:8px;padding:10px 12px 12px;background:rgba(255,255,255,.96)}
.cc-composer-shell{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:end;gap:8px;padding:8px;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 8px 18px rgba(19,45,79,.06)}
.cc-composer--dialog textarea{min-height:42px;max-height:160px;resize:none;border:none;padding:10px 4px 8px;background:transparent;outline:none;box-shadow:none}
.cc-hidden-input{display:none}
.cc-icon-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:999px;background:#eef5fb;color:var(--accent);cursor:pointer;font-size:18px;flex:0 0 auto}
.cc-icon-btn--send{background:linear-gradient(180deg,var(--accent) 0%, var(--accent-strong) 100%);color:#fff}
.cc-file{display:flex;align-items:center;justify-content:center;border:1px dashed var(--line);border-radius:12px;padding:0 14px;cursor:pointer;color:var(--muted);background:#fff;min-height:42px}
.cc-file--compact{justify-content:flex-start;font-weight:600;color:var(--accent);border-style:solid;background:#f5faff}
.cc-file input{display:none}
.cc-file-list{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.cc-file-pill{display:inline-flex;align-items:center;gap:8px;max-width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:#f7fafc;font-size:12px;color:var(--text)}
.cc-file-pill__name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:180px}
.cc-file-pill__meta{color:var(--muted);white-space:nowrap}
.cc-file-pill__remove{border:none;background:transparent;color:var(--muted);cursor:pointer;font-size:14px;line-height:1;padding:0}
.cc-attachments{display:grid;gap:4px;margin:8px 0 0;padding-left:16px}
.cc-attachments a{color:var(--accent);text-decoration:none}
.cc-chat-actions{display:flex;gap:8px;flex-wrap:wrap}
.cc-chat-actions--contact{margin-top:2px}
.cc-chat-actions--followup{justify-content:flex-start}
.cc-composer-actions{display:flex;align-items:center;justify-content:space-between;gap:10px}
.cc-composer-actions .cc-btn--primary{min-width:132px}
.cc-contact-prompt{display:grid;gap:10px;padding:12px;border:1px solid #dbe6ef;border-radius:18px;background:linear-gradient(180deg,#f9fcff 0%, #f2f7fb 100%)}
.cc-contact-prompt__copy strong{display:block;font-size:14px;line-height:1.35}
.cc-contact-prompt__copy p{margin-top:4px;color:var(--muted);font-size:13px;line-height:1.45}
.cc-contact-followup{max-width:760px;margin:10px auto 0}
.cc-dashboard-hero{display:grid;gap:14px;padding:16px 18px}
.cc-dashboard-hero__main{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.cc-dashboard-hero__main h1{font-size:22px;line-height:1.05}
.cc-dashboard-hero__status{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.cc-dashboard-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.cc-metric-chip{padding:12px 14px;border-radius:16px;border:1px solid var(--line);background:linear-gradient(180deg,#fbfdff 0%, #f4f8fb 100%)}
.cc-metric-chip span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.cc-metric-chip strong{display:block;font-size:18px;line-height:1.15}
.cc-table{display:grid}
.cc-row{display:grid;grid-template-columns:1.3fr 1fr 1fr auto;gap:12px;padding:10px 0;border-top:1px solid var(--line);align-items:center}
.cc-row:first-child{border-top:none}
.cc-row p,.cc-row span,.cc-card p,.cc-auth-card p{color:var(--muted);line-height:1.35}
.cc-row--chat{padding:12px;border-radius:14px;transition:background .18s ease,border-color .18s ease,transform .18s ease}
.cc-row--chat:hover{background:#f7fafc}
.cc-row--chat.is-unread{background:#eef6ff;border:1px solid #cfe3f8}
.cc-row--chat.is-unread:hover{transform:translateY(-1px)}
.cc-row-main strong,.cc-row-status strong,.cc-row-time strong{display:block;font-size:14px;line-height:1.2}
.cc-row-note{font-size:12px;color:var(--muted)}
.cc-row-time{text-align:right}
.cc-section-subtitle{margin-top:4px;font-size:13px;color:var(--muted)}
.cc-section-head--tight{gap:10px;align-items:flex-start}
.cc-admin-topbar{width:min(1180px,100% - 24px);margin:0 auto;padding:14px 0 0;display:flex;justify-content:space-between;align-items:center;gap:12px}
.cc-admin-nav a{color:#4e5c69;font-weight:500}
.cc-admin-login{min-height:100vh;display:grid;place-items:center;padding:20px}
.cc-auth-card{width:min(440px,100%)}
.cc-alert{padding:10px 12px;border-radius:12px;background:#fff1f3;border:1px solid #f3c7ce;color:#a32a3a}
.cc-note-list{display:grid;gap:8px;padding-left:18px;color:var(--muted)}
.cc-card h2{font-size:16px;margin-bottom:10px}
.cc-card--metric{padding:14px}
.cc-card--metric span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.cc-card--metric strong{font-size:24px;line-height:1}
.cc-card--detail-head{padding-bottom:14px}
.cc-card--dialog-pane{padding-bottom:12px}
.cc-meta-grid--compact > div{padding:10px 12px;border:1px solid var(--line);border-radius:14px;background:var(--panel-strong)}
.cc-meta-grid--compact strong{display:block;font-size:12px;margin-bottom:4px;color:var(--muted)}
.cc-inline-form--reply{grid-template-columns:minmax(0,1fr) auto;align-items:end}
.cc-inline-form--reply textarea{min-height:88px}
.cc-inline-form--compact{align-items:end}
.cc-inline-form--compact textarea{min-height:86px}
.cc-toast-stack{position:fixed;top:16px;right:16px;z-index:1000;display:grid;gap:8px;pointer-events:none}
.cc-toast{min-width:180px;max-width:280px;padding:10px 12px;border-radius:14px;background:#173b63;color:#fff;box-shadow:0 14px 26px rgba(17,40,71,.18);font-size:13px;line-height:1.35;opacity:1;transform:translateY(0);transition:opacity .2s ease,transform .2s ease}
.cc-toast--error{background:#9f3241}
.cc-toast.is-leaving{opacity:0;transform:translateY(-6px)}
@media (max-width: 920px){
  .cc-card-grid,.cc-stats-grid,.cc-chat-layout,.cc-two-col,.cc-meta-grid,.cc-dashboard-metrics{grid-template-columns:1fr}
  .cc-contact-grid,.cc-contact-grid--compact{grid-template-columns:1fr}
  .cc-row{grid-template-columns:1fr}
  .cc-chat-head{flex-direction:column}
  .cc-row-time{text-align:left}
  .cc-inline-form--reply{grid-template-columns:1fr}
  .cc-dashboard-hero__main{flex-direction:column}
  .cc-dashboard-hero__status{justify-content:flex-start}
}
@media (max-width: 640px){
  .cc-shell,.cc-admin-shell,.cc-chat-page,.cc-admin-topbar{width:min(100% - 20px,100%)}
  .cc-hero{padding-top:24px}
  .cc-hero h1,.cc-chat-head h1{font-size:26px}
  .cc-chat-page{padding-top:10px}
  .cc-chat-topbar{align-items:stretch}
  .cc-chat-topbar h1{font-size:22px}
  .cc-chat-topbar .cc-btn{width:100%}
  .cc-card,.cc-auth-card{padding:12px}
  .cc-dashboard-hero{padding:14px}
  .cc-chat-head{padding:4px 0 10px}
  .cc-chat-head p:last-child{font-size:13px}
  .cc-composer{grid-template-columns:1fr;padding:10px}
  .cc-composer textarea{min-height:42px}
  .cc-composer-shell{grid-template-columns:auto minmax(0,1fr) auto;padding:7px}
  .cc-icon-btn{width:38px;height:38px}
  .cc-file{min-height:38px;padding:0 12px}
  .cc-quick{padding:10px 12px;font-size:13px}
  .cc-stream{min-height:260px;padding:12px 10px 8px}
  .cc-card h2{font-size:15px;margin-bottom:8px}
  .cc-filter-bar{width:100%}
  .cc-filter-bar input,.cc-filter-bar select{flex:1 1 100%}
  .cc-admin-nav{width:100%}
  .cc-admin-nav form{margin-left:auto}
  .cc-chat-actions .cc-btn{flex:1 1 100%}
  .cc-bubble{max-width:92%}
  .cc-toast-stack{top:10px;left:10px;right:10px}
  .cc-toast{max-width:none}
}