:root{
  --color-primary:#1B3A5C; --color-primary-dark:#122A44; --color-primary-tint:#E8EEF3;
  --color-secondary:#2A9D8F; --color-secondary-dark:#1F7A6F; --color-secondary-tint:#E4F4F2;
  --color-accent:#E8871E; --color-accent-dark:#C56E0F;
  --bg:#FFFFFF; --bg-alt:#F5F7F9; --bg-deep:#0F2439;
  --ink:#1A2733; --ink-soft:#4E5E6B; --ink-faint:#7C8B96;
  --border:#DDE4E9; --border-strong:#C3CFD8;
  --danger:#C23B3B; --danger-tint:#FBEAEA;
  --font-display:'Space Grotesk',sans-serif; --font-body:'Inter',sans-serif; --font-mono:'IBM Plex Mono',monospace;
}
*{box-sizing:border-box;}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--bg-alt);}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--color-primary);margin:0 0 4px;}
button{font-family:inherit;cursor:pointer;}
.demo-banner{background:var(--bg-deep);color:#fff;text-align:center;padding:10px 16px;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;}
.demo-banner strong{color:var(--color-accent);}
.topbar{background:#fff;border-bottom:1px solid var(--border);padding:14px 24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;}
.brand{font-family:var(--font-display);font-weight:700;font-size:18px;color:var(--color-primary);display:flex;align-items:center;gap:8px;}
.brand .mark{width:30px;height:30px;border-radius:8px;background:#fff;display:flex;align-items:center;justify-content:center;padding:3px;box-sizing:border-box;box-shadow:0 0 0 1px rgba(15,36,57,0.06);flex-shrink:0;}
.brand .mark img{width:100%;height:100%;object-fit:contain;display:block;}
.mode-switch{display:flex;border:1.5px solid var(--border-strong);border-radius:100px;padding:3px;gap:2px;}
.mode-btn{border:none;background:none;padding:8px 18px;border-radius:100px;font-size:13.5px;font-weight:600;color:var(--ink-soft);}
.mode-btn.active{background:var(--color-primary);color:#fff;}
.viewas{font-family:var(--font-mono);font-size:12.5px;color:var(--ink-soft);display:flex;align-items:center;gap:8px;}
.viewas select{font-family:var(--font-mono);font-size:12.5px;padding:6px 10px;border-radius:8px;border:1px solid var(--border-strong);}
.layout{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - 90px);}
.sidebar{background:#fff;border-right:1px solid var(--border);padding:20px 14px;}
.sidebar button{display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:none;border:none;padding:11px 12px;border-radius:8px;font-size:14px;color:var(--ink-soft);font-weight:500;margin-bottom:2px;}
.sidebar button.active{background:var(--color-primary-tint);color:var(--color-primary);font-weight:600;}
.sidebar button .dot{width:6px;height:6px;border-radius:50%;background:var(--border-strong);}
.sidebar button.active .dot{background:var(--color-accent);}
.main{padding:28px 32px;}
.page-title{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:22px;flex-wrap:wrap;gap:10px;}
.eyebrow{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--color-secondary-dark);margin-bottom:4px;}
.btn{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:13.5px;padding:9px 16px;border-radius:8px;border:1.5px solid transparent;background:none;}
.btn-primary{background:var(--color-accent);color:#fff;}
.btn-secondary{background:none;border-color:var(--color-primary);color:var(--color-primary);}
.btn-teal{background:var(--color-secondary);color:#fff;}
.btn-sm{padding:6px 12px;font-size:12.5px;}
.kanban{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.kcol{background:#fff;border:1px solid var(--border);border-radius:12px;padding:12px;min-height:200px;}
.kcol h4{font-size:13px;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.05em;color:var(--ink-soft);margin-bottom:10px;display:flex;justify-content:space-between;}
.kcol h4 span{background:var(--bg-alt);border-radius:100px;padding:1px 8px;font-weight:600;color:var(--ink);}
.ticket{background:#fff;border:1px dashed var(--border-strong);border-radius:10px;padding:12px;margin-bottom:10px;position:relative;}
.ticket .tid{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);margin-bottom:4px;}
.ticket .tname{font-weight:600;font-size:14px;color:var(--color-primary);margin-bottom:6px;}
.badge{display:inline-block;font-family:var(--font-mono);font-size:10.5px;padding:3px 9px;border-radius:100px;font-weight:600;letter-spacing:.02em;}
.badge-starter{background:#E4F4F2;color:#1F7A6F;}
.badge-monthly{background:#FDF1E2;color:#C56E0F;}
.badge-business{background:var(--color-primary-tint);color:var(--color-primary);}
.ticket .advance{margin-top:8px;width:100%;justify-content:center;}
.card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:16px;}
.table{width:100%;border-collapse:collapse;font-size:13.5px;}
.table th{text-align:left;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);padding:8px 10px;border-bottom:1px solid var(--border);}
.table td{padding:10px;border-bottom:1px solid var(--border);vertical-align:middle;}
.status{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 10px;border-radius:100px;}
.status-pending{background:#FDF1E2;color:#C56E0F;}
.status-confirmed{background:#E4F4F2;color:#1F7A6F;}
.status-open{background:var(--color-primary-tint);color:var(--color-primary);}
.status-done{background:#E4F4F2;color:#1F7A6F;}
.chat-wrap{display:grid;grid-template-columns:220px 1fr;gap:0;background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden;height:500px;}
.chat-list{border-right:1px solid var(--border);overflow-y:auto;}
.chat-item{padding:14px 16px;border-bottom:1px solid var(--border);cursor:pointer;font-size:13.5px;}
.chat-item.active{background:var(--color-primary-tint);}
.chat-item .cn{font-weight:600;color:var(--color-primary);}
.chat-item .cl{color:var(--ink-faint);font-size:12px;}
.chat-panel{display:flex;flex-direction:column;}
.chat-msgs{flex:1;padding:18px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;}
.msg{max-width:70%;padding:10px 14px;border-radius:12px;font-size:13.5px;}
.msg.mine{align-self:flex-end;background:var(--color-primary);color:#fff;border-bottom-right-radius:3px;}
.msg.theirs{align-self:flex-start;background:var(--bg-alt);color:var(--ink);border-bottom-left-radius:3px;}
.chat-input{display:flex;gap:8px;padding:14px;border-top:1px solid var(--border);}
.chat-input input{flex:1;padding:10px 14px;border-radius:8px;border:1.5px solid var(--border-strong);font-family:inherit;font-size:13.5px;}
.stepper{display:flex;gap:0;margin:20px 0 8px;}
.step{flex:1;text-align:center;position:relative;}
.step .circ{width:34px;height:34px;border-radius:50%;background:var(--bg-alt);border:2px solid var(--border-strong);color:var(--ink-faint);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:700;font-size:13px;margin:0 auto 8px;}
.step.done .circ{background:var(--color-secondary);border-color:var(--color-secondary);color:#fff;}
.step.now .circ{background:var(--color-accent);border-color:var(--color-accent);color:#fff;}
.step .slabel{font-size:12.5px;color:var(--ink-soft);font-weight:600;}
.step::before{content:"";position:absolute;top:17px;left:-50%;width:100%;height:2px;background:var(--border-strong);z-index:0;}
.step:first-child::before{display:none;}
.step.done::before{background:var(--color-secondary);}
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.plan-pick{border:2px solid var(--border);border-radius:12px;padding:16px;text-align:center;}
.plan-pick.current{border-color:var(--color-secondary);background:var(--color-secondary-tint);}
.plan-pick .pname{font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;color:var(--ink-soft);}
.plan-pick .pprice{font-family:var(--font-display);font-size:26px;color:var(--color-primary);margin:6px 0;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--color-primary);margin-bottom:5px;}
.field input,.field textarea,.field select{width:100%;padding:10px 12px;border-radius:8px;border:1.5px solid var(--border-strong);font-family:inherit;font-size:13.5px;}
.paybox{border:1.5px dashed var(--border-strong);border-radius:10px;padding:16px;margin-bottom:14px;}
.paybox h4{font-size:14px;margin-bottom:6px;}
.paybox p{font-size:13px;color:var(--ink-soft);margin:0 0 10px;}
.pill-note{background:var(--danger-tint);color:var(--danger);font-size:12px;padding:8px 12px;border-radius:8px;margin-top:8px;}
.hidden{display:none !important;}
@media(max-width:820px){.layout{grid-template-columns:1fr;}.sidebar{display:flex;overflow-x:auto;border-right:none;border-bottom:1px solid var(--border);padding:10px;}.sidebar button{white-space:nowrap;width:auto;}.kanban{grid-template-columns:1fr 1fr;}.plans-grid{grid-template-columns:1fr;}.chat-wrap{grid-template-columns:1fr;height:auto;}.chat-list{max-height:140px;}}

.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-alt);padding:24px;}
.auth-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:32px;width:100%;max-width:400px;}
.auth-card h2{margin-bottom:6px;}
.auth-card p.sub{color:var(--ink-soft);font-size:13.5px;margin-bottom:20px;}
.auth-toggle{display:flex;gap:8px;margin-bottom:20px;border-bottom:1px solid var(--border);}
.auth-toggle button{flex:1;background:none;border:none;padding:10px;font-weight:600;font-size:13.5px;color:var(--ink-faint);border-bottom:2px solid transparent;}
.auth-toggle button.active{color:var(--color-primary);border-color:var(--color-accent);}
.form-error{background:var(--danger-tint);color:var(--danger);font-size:12.5px;padding:8px 12px;border-radius:8px;margin-bottom:12px;display:none;}
.form-error.show{display:block;}
.loading-note{text-align:center;color:var(--ink-faint);font-size:13px;padding:40px 0;}
.empty-note{color:var(--ink-faint);font-size:13px;}
.topbar .user-chip{font-family:var(--font-mono);font-size:12px;color:var(--ink-soft);display:flex;align-items:center;gap:10px;}
.topbar .user-chip button{background:none;border:1px solid var(--border-strong);border-radius:8px;padding:5px 10px;font-size:12px;color:var(--ink-soft);}

.billing-toggle{display:flex;gap:2px;width:fit-content;border:1.5px solid var(--border-strong);border-radius:100px;padding:4px;}
.cycle-btn{font-family:var(--font-body);font-weight:600;font-size:13.5px;background:none;border:none;padding:8px 18px;border-radius:100px;color:var(--ink-soft);display:flex;align-items:center;gap:8px;}
.cycle-btn.active{background:var(--color-primary);color:#fff;}
.cycle-save-tag{font-family:var(--font-mono);font-size:10.5px;background:var(--color-accent);color:#fff;padding:2px 7px;border-radius:100px;}
.cycle-btn.active .cycle-save-tag{background:rgba(255,255,255,0.25);}

/* ---------------- Print / PDF export ---------------- */
@media print{
  #sidebar, .topbar, .no-print, button{ display:none !important; }
  body, .main{ background:#fff !important; margin:0; padding:0; }
  .print-area{ box-shadow:none !important; border:none !important; padding:0 !important; }
  .print-area p{ margin:6px 0; }
}