:root {
  --primary: #0f1a2e;
  --primary-light: #1a3a5c;
  --accent: #e87a00;
  --accent-light: #ff9500;
  --gray-100: #f6f8fc;
  --gray-200: #e5e9f0;
  --gray-600: #6b7280;
  --gray-800: #1f2937;
  --radius: 14px;
  --sidebar: 260px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,sans-serif;color:var(--gray-800);background:var(--gray-100);-webkit-font-smoothing:antialiased}

nav{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);border-bottom:1px solid var(--gray-200);position:sticky;top:0;z-index:100}
.nav-inner{max-width:1400px;margin:0 auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo img{height:34px}
.nav-links{display:flex;gap:4px;align-items:center;list-style:none}
.nav-links a{text-decoration:none;color:var(--gray-800);font-size:.82rem;font-weight:500;padding:7px 14px;border-radius:8px;transition:all .2s}
.nav-links a:hover{background:var(--gray-100)}
.nav-whatsapp{display:inline-flex;align-items:center;gap:6px;background:#25D366!important;color:#fff!important;padding:9px 18px!important;border-radius:100px!important;font-weight:600!important}
.nav-whatsapp:hover{background:#1da851!important}

.ik-layout{display:flex;min-height:calc(100vh - 64px)}
.ik-sidebar{width:var(--sidebar);background:var(--gradient);padding:24px 16px;display:flex;flex-direction:column;position:sticky;top:64px;height:calc(100vh - 64px)}
.ik-sidebar-header{display:flex;align-items:center;gap:10px;margin-bottom:32px;padding:0 8px}
.ik-sidebar-header strong{color:#fff;font-size:1rem;font-weight:800;letter-spacing:-.5px}
.ik-steps{list-style:none;flex:1}
.ik-step{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;cursor:pointer;transition:all .25s;margin-bottom:4px}
.ik-step:hover{background:rgba(255,255,255,.06)}
.ik-step.active{background:rgba(255,255,255,.12)}
.step-num{width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.15);color:rgba(255,255,255,.6);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;flex-shrink:0}
.ik-step.active .step-num{background:var(--accent);color:#fff}
.step-text strong{display:block;color:#fff;font-size:.85rem;font-weight:600}
.step-text small{color:rgba(255,255,255,.4);font-size:.72rem}
.ik-sidebar-footer{padding:16px 8px 0;border-top:1px solid rgba(255,255,255,.08);margin-top:auto}
.ik-main{flex:1;padding:32px;max-width:900px;margin:0 auto;width:100%}

.ik-panel{display:none}
.ik-panel.active{display:block}
.ik-panel-header{margin-bottom:24px}
.ik-panel-header h2{font-size:1.4rem;font-weight:800;color:var(--primary);margin-bottom:4px}
.ik-panel-header p{color:var(--gray-600);font-size:.88rem}

.card{background:#fff;border-radius:var(--radius);box-shadow:0 1px 4px rgba(0,0,0,.04);border:1px solid var(--gray-200);margin-bottom:20px;overflow:hidden}
.card-header{display:flex;align-items:center;gap:10px;padding:16px 20px;font-weight:700;font-size:.9rem;color:var(--primary);border-bottom:1px solid var(--gray-200);background:var(--gray-100)}
.card-header svg{stroke:var(--accent);flex-shrink:0}
.card-body{padding:20px}

.ik-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.ik-grid{grid-template-columns:1fr}}
.ik-field label{display:block;font-size:.78rem;font-weight:600;color:var(--gray-600);margin-bottom:4px}
.ik-field .req{color:#ef4444}
.ik-field input,.ik-field textarea,.ik-field select{width:100%;padding:11px 14px;border:2px solid var(--gray-200);border-radius:10px;font-size:.88rem;font-family:'Inter',sans-serif;transition:all .2s;background:#fff;outline:none}
.ik-field input:focus,.ik-field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(232,122,0,.08)}
.ik-field textarea{resize:vertical}

.ik-nav-buttons{display:flex;gap:12px;margin-top:8px;justify-content:flex-end}

.custom-item{display:flex;gap:10px;align-items:center;margin-bottom:10px;flex-wrap:wrap;padding:12px;border:1px solid var(--gray-200);border-radius:10px;background:var(--gray-100)}
.custom-item input{flex:1;min-width:140px;padding:10px 12px;border:2px solid var(--gray-200);border-radius:8px;font-size:.85rem;font-family:'Inter',sans-serif;background:#fff;outline:none}
.custom-item input:focus{border-color:var(--accent)}
.custom-item input[type="number"]{max-width:80px;text-align:center}
.custom-item .ci-total{font-weight:700;font-size:.88rem;color:var(--primary);min-width:80px;text-align:right}
.custom-item .btn-remove{background:none;border:none;color:#ef4444;cursor:pointer;font-size:1.4rem;padding:4px;line-height:1}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:100px;font-weight:600;font-size:.85rem;text-decoration:none;transition:all .25s;cursor:pointer;border:none;font-family:'Inter',sans-serif}
.btn-whatsapp{background:#25D366;color:#fff;box-shadow:0 4px 14px rgba(37,211,102,.3)}
.btn-whatsapp:hover{background:#1da851;transform:translateY(-2px)}
.btn-primary{background:var(--gradient);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(15,26,46,.25)}
.btn-outline-primary{background:transparent;color:var(--primary);border:2px solid var(--gray-300)}
.btn-outline-primary:hover{border-color:var(--primary);background:var(--gray-100)}
.btn-sm{padding:8px 16px;font-size:.78rem}

.ik-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.ik-empty{text-align:center;padding:40px 20px;color:var(--gray-600);font-size:.88rem}

.quote-doc{background:#fff;border:1px solid var(--gray-200);border-radius:12px;padding:28px;font-size:.82rem}
.quote-header{display:flex;align-items:center;gap:16px;margin-bottom:20px;padding-bottom:14px;border-bottom:2px solid var(--primary)}
.quote-header strong{font-size:1.1rem;color:var(--primary);display:block}
.quote-header span{font-size:.72rem;color:var(--gray-600)}
.quote-meta{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:16px;font-size:.8rem}
.quote-meta div{display:flex}
.quote-meta strong{min-width:90px;color:var(--primary)}
.quote-table{width:100%;border-collapse:collapse;margin:12px 0;font-size:.82rem}
.quote-table th{background:var(--gray-100);padding:9px 10px;text-align:left;font-size:.75rem;color:var(--gray-600);font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.quote-table td{padding:9px 10px;border-bottom:1px solid var(--gray-100)}
.quote-table tfoot td{font-weight:700;padding:10px;border-top:2px solid var(--primary)}
.grand-total{font-size:1rem;color:var(--accent)}
.quote-footer{margin-top:20px;padding-top:12px;border-top:1px solid var(--gray-200);text-align:center}
.quote-footer p{font-size:.72rem;color:var(--gray-600)}

@media(max-width:768px){
  .ik-sidebar{width:200px;padding:16px 10px}
  .ik-main{padding:20px}
  .step-text small{display:none}
  .ik-actions{flex-direction:column}
  .quote-doc{padding:16px}
}
@media(max-width:600px){
  .ik-layout{flex-direction:column}
  .ik-sidebar{width:100%;position:static;height:auto;flex-direction:row;overflow-x:auto;padding:12px 16px}
  .ik-steps{display:flex;gap:4px}
  .ik-step{flex-shrink:0;padding:8px 12px}
  .step-text small{display:block}
  .ik-sidebar-footer{display:none}
}