:root{
  --bg:#0b0c10;
  --panel:#0f121a;
  --line:rgba(255,255,255,.10);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.62);
  --brand:#ffffff;
  --accent:#7c3aed;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius:16px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--text);
  background: radial-gradient(1200px 700px at 10% 10%, rgba(124,58,237,.18), transparent 60%),
              radial-gradient(900px 600px at 90% 30%, rgba(255,255,255,.06), transparent 55%),
              var(--bg);
}

.bg{min-height:100%}

.shell{max-width:980px;margin:0 auto;padding:36px 18px}
.shell.wide{max-width:1180px}

.card{
  max-width:520px;
  margin:6vh auto;
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:24px;
}

.brand{display:flex;gap:14px;align-items:center;margin-bottom:18px}
.dot{width:12px;height:12px;border-radius:999px;background:var(--brand);box-shadow:0 0 0 4px rgba(255,255,255,.08)}
.title{font-size:20px;font-weight:700;letter-spacing:.2px}
.subtitle{font-size:13px;color:var(--muted)}

.form{display:flex;flex-direction:column;gap:10px;margin-top:10px}
label{font-size:12px;color:var(--muted);margin-top:6px}
input{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.18);
  color:var(--text);
  outline:none;
}
input:focus{border-color:rgba(124,58,237,.6); box-shadow:0 0 0 4px rgba(124,58,237,.16)}

.btn{
  margin-top:8px;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.06);
  color:var(--text);
  font-weight:650;
  cursor:pointer;
}
.btn:hover{border-color:rgba(255,255,255,.24); background:rgba(255,255,255,.08)}
.link{color:var(--text);text-decoration:none;opacity:.85}
.link:hover{opacity:1}

.msg{margin-top:8px;font-size:13px;color:var(--muted);min-height:18px}
.msg.error{color:#ff6b6b}

.foot{margin-top:16px;color:var(--muted);font-size:12px;opacity:.8}

/* dashboard */
.topbar{
  position:sticky;top:0;z-index:10;
  background:rgba(11,12,16,.72);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  max-width:1180px;margin:0 auto;padding:14px 18px;
  display:flex;align-items:center;justify-content:space-between;
}
.brand-inline{display:flex;gap:12px;align-items:center}
.title-sm{font-size:14px;font-weight:700}
.subtitle-sm{font-size:12px;color:var(--muted)}

.grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:16px;
}
@media (max-width: 960px){ .grid{grid-template-columns:1fr} }

.panel{
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;
}

.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.panel-title{font-size:14px;font-weight:800;letter-spacing:.2px}
.pill{
  font-size:12px;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--text);
  background:rgba(255,255,255,.04);
}
.pill.subtle{opacity:.8}

.progress{height:10px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);overflow:hidden}
.progress-bar{height:100%;background:rgba(124,58,237,.75);width:0%}

.kv{
  margin-top:12px;
  display:grid;
  grid-template-columns: 140px 1fr;
  gap:8px 10px;
  font-size:13px;
}
.k{color:var(--muted)}
.v{color:var(--text)}

.box{margin-top:12px;border:1px solid var(--line);border-radius:14px;background:rgba(0,0,0,.12)}
.box-title{padding:10px 12px;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}
.box-body{padding:12px;font-size:13px;line-height:1.55}

.note{padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.10)}
.note:last-child{border-bottom:none}
.note-meta{font-size:11px;color:var(--muted);margin-bottom:4px}

.chat{
  height:420px;
  overflow:auto;
  padding:10px;
  border:1px solid var(--line);
  border-radius:14px;
  background:rgba(0,0,0,.14);
}
.bubble{
  max-width:82%;
  margin:8px 0;
  padding:10px 10px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
}
.bubble.me{margin-left:auto; background:rgba(124,58,237,.14); border-color:rgba(124,58,237,.28)}
.bubble-from{font-size:11px;color:var(--muted);margin-bottom:4px;font-weight:600}
.body{font-size:13px;line-height:1.45}
.time{font-size:11px;color:var(--muted);margin-top:6px}

.chat-form{display:flex;gap:8px;margin-top:10px}
.chat-form input{flex:1}

.hint{margin-top:10px;font-size:12px;color:var(--muted)}

.contact-card{
  display:flex;align-items:center;gap:14px;
  padding:14px 18px;margin-bottom:20px;
  background:linear-gradient(180deg,rgba(124,58,237,.12),rgba(124,58,237,.04));
  border:1px solid rgba(124,58,237,.3);
  border-radius:var(--radius)
}
.contact-icon{font-size:28px}
.contact-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.contact-name{font-size:15px;font-weight:700}
.contact-email{font-size:12px;margin-top:4px;display:inline-block;opacity:.9}
.contact-email:hover{opacity:1}
.attachment-list .attach-item{padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.attachment-list .attach-item:last-child{border-bottom:none}
.attachment-list .attach-item a{color:var(--accent)}
.client-footer{margin-top:32px;padding:16px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.client-faq{margin-top:20px;padding:14px 18px;background:rgba(0,0,0,.12);border-radius:12px;border:1px solid var(--line)}
.client-faq summary{cursor:pointer;font-weight:600;font-size:13px;color:var(--muted)}
.client-faq summary:hover{color:var(--text)}
.faq-content{margin-top:12px;font-size:13px;line-height:1.6;color:var(--muted)}
.faq-content p{margin:0 0 12px 0}
.faq-content p:last-child{margin-bottom:0}

.kv-pay{grid-template-columns:100px 1fr}
.pay-actions{margin-top:16px}
.btn-full{width:100%;text-align:center;justify-content:center}
.pay-hint{margin-top:8px}

.project-selector{margin-bottom:16px;padding:12px;background:rgba(0,0,0,.12);border-radius:12px;border:1px solid var(--line)}
.project-selector-label{display:block;font-size:11px;color:var(--muted);margin-bottom:6px;text-transform:uppercase}
select.project-select{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:rgba(0,0,0,.2);color:var(--text);font-size:13px;cursor:pointer}
.client-welcome{margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.client-welcome-title{font-size:22px;font-weight:800;margin:0 0 6px 0;letter-spacing:-.02em}
.client-welcome-sub{font-size:14px;color:var(--muted);margin:0}

@media (max-width:640px){
  .shell.wide{padding:18px 12px}
  .topbar-inner{padding:12px;flex-wrap:wrap}
  .grid{gap:12px}
  .panel{padding:14px}
  .contact-card{padding:12px 14px;margin-bottom:16px}
  .chat{height:320px}
}
@media (max-width:760px){
  .kv{grid-template-columns:1fr}
  .kv > .k{font-weight:600}
}