:root{
  color-scheme:dark;
  --orange:#ff5a00;
  --orange-2:#e95000;
  --bg:#090c0f;
  --panel:#12171c;
  --panel-2:#171d22;
  --line:#283039;
  --line-soft:#343e46;
  --text:#f4f6f8;
  --muted:#a2abb4;
  --danger:#a93a2d;
}
*{box-sizing:border-box}
html{max-width:100%;overflow-x:hidden}
body{margin:0;max-width:100%;overflow-x:hidden;background:var(--bg);color:var(--text);font:15px/1.5 Segoe UI,Arial,sans-serif}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button,.button{display:inline-flex;align-items:center;justify-content:center;cursor:pointer;border-radius:9px;padding:10px 16px;font-weight:700;border:1px solid transparent;min-height:42px}
.primary{background:var(--orange-2);color:#fff}
.secondary{background:var(--panel-2);color:#eee;border-color:var(--line-soft)}
.ghost-button{background:transparent;border-color:var(--line-soft)}
.danger{background:#331714;color:#ffd8ce;border-color:#7b3027}
.full{width:100%;margin-top:20px}
.muted{color:var(--muted)}
.text-link{color:#ff9b63;font-weight:700}
h1{font-size:32px;line-height:1.2;margin:8px 0 12px;overflow-wrap:anywhere}
h2{margin:0 0 12px;line-height:1.25}
.eyebrow{font-size:11px;letter-spacing:.18em;color:#ff9b63;font-weight:800}

/* Login */
.login-shell{min-height:100vh;max-width:1100px;margin:auto;display:grid;grid-template-columns:1fr 1fr;align-items:center;padding:48px;gap:85px}
.login-brand{text-align:center}
.login-brand img{max-width:100%;height:auto;object-fit:contain}
.login-panel,.panel,.quote-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px}
.login-panel{border-top:3px solid var(--orange)}
.hint{font-size:12px;color:var(--muted)}

/* Forms */
label{display:block;margin-top:12px;font-size:13px;font-weight:600}
input,select,textarea{width:100%;max-width:100%;margin-top:5px;padding:10px;border:1px solid #424d57;background:#0c1115;border-radius:8px;color:#fff}
textarea{min-height:75px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid #ff5a0060;outline-offset:1px;border-color:#ff7a33}
.notice{background:#391d16;border:1px solid #ad6041;border-radius:8px;padding:12px;color:#ffd4c1}

/* App shell */
.app-shell{display:grid;grid-template-columns:245px minmax(0,1fr);min-height:100vh;max-width:100%}
.app-main{min-width:0}
.sidebar{background:#07090b;border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.logo-wrap{height:178px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line);padding:16px}
.logo-wrap img{max-width:100%;height:auto;object-fit:contain}
.sidebar nav{padding:20px 0}
.sidebar nav a{display:block;padding:13px 26px;border-left:3px solid transparent;color:#c2c9d0;white-space:nowrap}
.sidebar nav a:hover{background:#ff5a0018;border-left-color:var(--orange);color:#ffa46e}
.sidebar-footer{margin:auto 0 0;padding:36px 28px;font-size:12px;letter-spacing:.2em}
.sidebar-footer span{display:block;width:50px;height:4px;background:var(--orange);margin-top:16px}
.topbar{min-height:84px;padding:18px 32px;display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--line)}
.profile{display:flex;align-items:center;gap:20px;min-width:0}
.profile>span{min-width:0;overflow-wrap:anywhere}
.profile small{display:block;color:var(--muted);font-size:12px}
.profile form{flex:0 0 auto}
.content-area{padding:38px;max-width:1500px;margin:auto;min-width:0}
.page-head{margin-bottom:25px}

/* Generic layouts */
.cards,.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.metrics{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:22px}
.metrics .panel span{font-size:11px;color:var(--muted)}
.metrics .panel strong{display:block;font-size:24px;margin-top:8px;overflow-wrap:anywhere}
.panel-title,.quote-card-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
.panel-title>*:first-child,.quote-card-title>*:first-child{min-width:0}
.form-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.span2{grid-column:span 2}
.panel{min-width:0}
.panel>table{width:100%}
table{width:100%;border-collapse:collapse;margin-top:10px}
th,td{text-align:left;padding:10px;border-bottom:1px solid #293038;font-size:13px;vertical-align:middle}
th{color:#ffb58d;font-size:11px;letter-spacing:.08em}
td{overflow-wrap:anywhere}
.tag{display:inline-block;margin:4px;padding:4px 8px;background:#ff5a0015;border:1px solid #ff5a0040;border-radius:20px;font-size:12px}
.commercial-settings{margin-top:18px}
.commercial-settings textarea[name="validity_text"]{min-height:52px}
.narrow{max-width:700px}

/* Quote */
.quote-page-head{align-items:flex-end}
.quote-details{border-top:3px solid var(--orange)}
.quote-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px 14px}
.quote-fields label{margin:0;min-width:0}
.field-wide{grid-column:span 2}
.quote-workspace{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px;margin-top:18px;align-items:start}
.products-card{min-width:0}
.quote-totals{position:sticky;top:18px}
.quote-totals dl{margin:18px 0}
.quote-totals dl>div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line)}
.quote-totals dt{color:var(--muted)}
.quote-totals dd{margin:0;font-weight:700;text-align:right;overflow-wrap:anywhere}
.quote-totals .total-row{margin-top:8px;padding:15px 0;border-top:2px solid var(--orange);border-bottom:0}
.total-row dd{font-size:22px;color:#ff9b63}
.admin-total dd{color:#d5e5b4}
.calculation-note{font-size:12px;color:var(--muted)}
.quote-actions{display:grid;gap:9px;margin-top:18px}
.quote-actions>*{text-align:center;width:100%}
.product-group+.product-group{margin-top:20px}
.product-group h3{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#ffad79;margin:0;padding:10px 0;border-bottom:1px solid var(--line)}
.product-table{min-width:700px}
.product-header,.product-row{display:grid;grid-template-columns:55px minmax(180px,2fr) 112px 75px 100px 105px;align-items:center;gap:10px;padding:9px 7px;border-bottom:1px solid #252d34}
.product-table.has-admin .product-header,.product-table.has-admin .product-row{grid-template-columns:55px minmax(180px,2fr) 112px 75px 100px 105px minmax(115px,1fr)}
.product-header{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:#9faab4}
.product-row>span{min-width:0}
.product-row small{display:block;font-size:11px;color:var(--muted);margin-top:2px}
.product-row input{margin:0;padding:7px}
.product-row input[type=checkbox]{width:18px;height:18px;accent-color:var(--orange)}
.product-row input:disabled{opacity:.45}
.product-groups{overflow-x:auto;overscroll-behavior-inline:contain}
.empty-items{padding:46px 20px;text-align:center;color:var(--muted);border:1px dashed #35404a;border-radius:10px}
.saved-summary{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:18px}
.saved-summary>span,.saved-summary>strong{overflow-wrap:anywhere}
.saved-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-left:auto}
.saved-actions form{display:flex;gap:8px;align-items:center;margin:0}
.saved-actions select{margin:0;min-width:150px}
.small-button{padding:8px 12px;min-height:38px}
.icon-button{background:none;border:0;color:#fff;font-size:24px;padding:0;min-height:auto}
dialog{max-width:420px;width:calc(100% - 32px);background:#12171c;color:#fff;border:1px solid #4a535b;border-radius:14px;padding:24px}
dialog::backdrop{background:#000b}
.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.form-error{color:#ffac87;min-height:20px}
.additional-services-card{margin-bottom:18px}
.additional-services-help{margin:5px 0 0;font-size:12px}
.additional-services-rows{display:grid;gap:10px}
.additional-service-row{display:grid;grid-template-columns:minmax(0,1fr) 190px 42px;gap:10px;align-items:end;padding:12px;background:#0f1418;border:1px solid #303840;border-radius:9px}
.additional-service-row label{margin:0;color:var(--text)}
.additional-service-remove{height:42px;min-width:42px;padding:0;font-size:20px;line-height:1}
.additional-services-empty{padding:14px;border:1px dashed #35404a;border-radius:9px;color:var(--muted);font-size:12px;text-align:center}

/* Proposal base (screen). Detailed two-page rules live in proposal.php */
.proposal{max-width:900px;margin:auto;background:#fff;color:#20262a;padding:42px}
.proposal table th,.proposal table td{border-color:#ddd;color:#20262a}
.print-actions{text-align:center;margin:18px 0 32px}

/* Print */
@media print{
  body{background:#fff}
  .sidebar,.topbar,.print-actions{display:none!important}
  .app-shell{display:block}
  .content-area{padding:0;max-width:none}
  .proposal{box-shadow:none}
}

/* Medium desktop / tablet landscape */
@media(max-width:1200px){
  .content-area{padding:28px 24px}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .quote-fields{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media(max-width:1050px){
  .quote-workspace{grid-template-columns:1fr}
  .quote-totals{position:static}
}

/* Tablet / mobile navigation */
@media(max-width:850px){
  .login-shell{grid-template-columns:1fr;padding:28px 20px;gap:24px}
  .login-brand p{display:none}
  .login-brand img{max-width:220px}
  .app-shell{grid-template-columns:1fr}
  .sidebar{border-right:0;border-bottom:1px solid var(--line)}
  .sidebar-footer{display:none}
  .logo-wrap{height:88px;padding:8px;border-bottom:1px solid var(--line)}
  .logo-wrap img{width:150px;height:72px}
  .sidebar nav{display:flex;flex-wrap:nowrap;gap:2px;padding:4px 8px;overflow-x:auto;scrollbar-width:thin}
  .sidebar nav a{flex:0 0 auto;padding:9px 12px;border-left:0;border-bottom:2px solid transparent;border-radius:8px 8px 0 0;font-size:13px}
  .sidebar nav a:hover{border-left-color:transparent;border-bottom-color:var(--orange)}
  .topbar{min-height:auto;padding:12px 16px;flex-wrap:wrap}
  .profile{gap:10px;margin-left:auto}
  .content-area{padding:22px 16px}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .panel,.quote-card{padding:20px}
  .panel-title,.quote-card-title{align-items:flex-start}
  .saved-actions{width:100%;margin-left:0}
  .saved-actions form{margin:0}
  .panel{overflow-x:auto}
  .panel>table{min-width:620px}
}

/* Mobile */
@media(max-width:640px){
  body{font-size:14px}
  h1{font-size:27px}
  h2{font-size:20px}
  .content-area{padding:18px 12px}
  .cards,.metrics,.form-grid,.quote-fields{grid-template-columns:1fr}
  .span2,.field-wide{grid-column:auto}
  .panel,.quote-card{padding:16px;border-radius:12px}
  .panel-title,.quote-card-title,.quote-page-head{display:flex;flex-direction:column;align-items:stretch;gap:10px}
  .panel-title>.button,.quote-page-head>.button,.quote-card-title>.button,.quote-card-title>button{width:100%}
  .topbar>span:first-child{font-size:12px;color:var(--muted)}
  .profile{width:100%;justify-content:space-between;margin-left:0}
  .profile form{margin-left:auto}
  .profile button{padding:8px 12px;min-height:38px}
  .login-panel{padding:20px}
  .panel>table{min-width:560px}
  .saved-summary{gap:10px}
  .saved-actions{display:grid;grid-template-columns:1fr;width:100%}
  .saved-actions>*{width:100%}
  .saved-actions form{display:grid;grid-template-columns:1fr;width:100%}
  .saved-actions select,.saved-actions button,.saved-actions .button{width:100%}
  .quote-totals dl>div{align-items:flex-start}
  .total-row dd{font-size:20px}
  .additional-service-row{grid-template-columns:1fr;padding:11px}
  .additional-service-remove{width:100%}
  .dialog-actions{display:grid;grid-template-columns:1fr}
  .dialog-actions button{width:100%}

  /* Product list becomes cards instead of horizontal table */
  .product-groups{overflow:visible}
  .product-table{min-width:0}
  .product-header{display:none}
  .product-row{display:grid;grid-template-columns:38px minmax(0,1fr) minmax(0,1fr);grid-template-areas:
    "sel name name"
    "qty qty unit"
    "price subtotal subtotal"
    "admin admin admin";
    gap:10px 12px;padding:14px 0;border-bottom:1px solid #303840}
  .product-row>span:nth-child(1){grid-area:sel;align-self:start;padding-top:2px}
  .product-row>span:nth-child(2){grid-area:name}
  .product-row>span:nth-child(3){grid-area:qty}
  .product-row>span:nth-child(4){grid-area:unit}
  .product-row>span:nth-child(5){grid-area:price}
  .product-row>span:nth-child(6){grid-area:subtotal}
  .product-row>span:nth-child(7){grid-area:admin}
  .product-row>span:nth-child(n+3){display:flex;flex-direction:column;gap:3px;color:#e7ebee;font-size:13px}
  .product-row>span:nth-child(3)::before{content:"Quantidade";font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
  .product-row>span:nth-child(4)::before{content:"Unidade";font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
  .product-row>span:nth-child(5)::before{content:"Preço unit.";font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
  .product-row>span:nth-child(6)::before{content:"Subtotal";font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
  .product-row>span:nth-child(7)::before{content:"Custo / margem";font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
  .product-row input.item-quantity{max-width:150px}
  .empty-items{padding:28px 14px}
}

@media(max-width:420px){
  .content-area{padding:14px 10px}
  .sidebar nav a{font-size:12px;padding:8px 10px}
  .topbar{padding:10px 12px}
  .profile>span{max-width:68%}
  .panel,.quote-card{padding:14px}
  button,.button{padding:9px 12px}
  .product-row{grid-template-columns:34px 1fr;grid-template-areas:
    "sel name"
    "qty qty"
    "unit unit"
    "price price"
    "subtotal subtotal"
    "admin admin"}
}