:root{
  --blue:#07324a; --red:#c83d42; --bg:#f5f7f9; --card:#fff; --text:#17384b;
  --muted:#748690; --line:#dfe8ed; --soft:#f9fbfc; --shadow:0 10px 28px rgba(7,50,74,.08);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Montserrat,Arial,sans-serif}
a{color:inherit}
.topbar{height:70px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:22px;padding:10px 28px;position:sticky;top:0;z-index:10}
.brand img{display:block;width:190px;max-width:190px;height:auto}
.nav{margin-left:auto;display:flex;gap:8px}
.nav a{text-decoration:none;padding:10px 12px;border-radius:10px;color:#405b6a;font-weight:650}
.nav a:hover{background:#eef4f7;color:var(--blue)}
.menu-btn{display:none;margin-left:auto;border:0;border-radius:10px;background:var(--blue);color:white;padding:9px 12px}
.container{max-width:1220px;margin:28px auto;padding:0 18px}
h1{margin:0 0 18px;font-size:30px;color:var(--blue)}
h2{margin:0 0 14px;font-size:22px;color:var(--blue)}
.card{background:white;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow)}
.hero{background:linear-gradient(135deg,rgba(200,61,66,.95),rgba(7,50,74,.96));color:white;border-radius:22px;padding:26px;box-shadow:var(--shadow)}
.hero h1{color:white;margin:0 0 8px}.hero p{margin:0;opacity:.9}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0}
.metric{font-size:28px;font-weight:800;color:var(--blue);margin-top:6px}
.muted{color:var(--muted)}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;background:var(--blue);color:white;border-radius:12px;padding:11px 15px;text-decoration:none;font-weight:750;cursor:pointer}
.btn.red{background:var(--red)}
.btn.light{background:#edf3f6;color:var(--blue)}
.btn.small{padding:8px 10px;font-size:13px;border-radius:9px}
label{display:block;margin-bottom:6px;color:#315064;font-weight:600;font-size:13px}
input,select,textarea{width:100%;border:1px solid #cbd8df;border-radius:11px;background:white;color:var(--text);padding:11px 12px;font:inherit}
textarea{min-height:92px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.form-grid.three{grid-template-columns:repeat(3,1fr)}
.table-wrap{overflow:auto;background:white;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
table{border-collapse:collapse;width:100%;min-width:760px}
th,td{border-bottom:1px solid var(--line);padding:12px 13px;text-align:left;vertical-align:middle}
th{background:#fafcfd;color:var(--blue);font-size:13px;text-transform:uppercase;font-weight:750}
tr:last-child td{border-bottom:0}
.alert{padding:12px 14px;background:#ffe8e8;color:#8b1e20;border-radius:12px;margin:12px 0;font-weight:700}
.ok{padding:12px 14px;background:#e6f7ee;color:#12643b;border-radius:12px;margin:12px 0;font-weight:700}
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(200,61,66,.9),rgba(7,50,74,.96))}
.login-card{width:100%;max-width:420px;background:white;border-radius:24px;padding:30px;box-shadow:var(--shadow)}
.login-card img{width:260px;max-width:260px;height:auto;margin-bottom:16px}
.quote-shell{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}
.quote-main{display:grid;gap:16px}
.quote-summary{position:sticky;top:92px}
.summary-row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:9px 0;color:#526774}
.summary-row strong{text-align:right;color:var(--text)}
.summary-row.section{font-weight:800;color:var(--blue)}
.summary-row.total{font-size:20px;font-weight:850;color:var(--blue);border-bottom:0}
.summary-row.total strong{color:var(--blue)}
.input-money{display:flex;align-items:center;border:1px solid #cbd8df;border-radius:11px;overflow:hidden;background:white}
.input-money span{height:43px;padding:0 11px;display:flex;align-items:center;background:#f0f5f7;border-right:1px solid #dae5ea;color:var(--blue);font-weight:800}
.input-money input{border:0;border-radius:0;min-width:0}
.quote-header{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:14px}
.client-inline{display:flex;gap:8px}
.client-inline select{min-width:0}
.quick-client{display:none;border:1px dashed #b8c8d0;background:#fbfdfe;border-radius:14px;padding:14px;margin-top:12px}
.quick-client.open{display:block}
.product-add{display:grid;grid-template-columns:1fr 1.6fr 110px 110px 90px;gap:10px;align-items:end;background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:12px}
.quote-lines{width:100%;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.quote-lines-head,.quote-line{display:grid;grid-template-columns:1fr 1.6fr 100px 120px 120px 46px;gap:0;align-items:center}
.quote-lines-head{background:#f7fafb;color:var(--blue);font-size:13px;font-weight:750}
.quote-lines-head div,.quote-line div{padding:11px 12px;border-bottom:1px solid var(--line)}
.quote-line div{background:#fff}
.quote-line:last-child div{border-bottom:0}
.quote-line .num{text-align:right}
.icon-btn{border:0;background:#ffe9e9;color:#9e1d23;border-radius:9px;width:32px;height:32px;cursor:pointer;font-weight:900}
.pdf-preview{display:grid;grid-template-columns:1fr;gap:12px}
.section-note{color:var(--muted);margin-top:-4px;margin-bottom:14px}
@media(max-width:960px){
  .topbar{padding:10px 16px}.brand img{width:155px}.menu-btn{display:block}
  .nav{display:none;position:absolute;top:70px;left:0;right:0;background:white;border-bottom:1px solid var(--line);padding:12px;flex-direction:column}.menu-open .nav{display:flex}
  .grid,.quote-shell,.form-grid,.form-grid.three,.quote-header,.product-add{grid-template-columns:1fr}
  .quote-summary{position:static;order:-1}
  .quote-lines-head{display:none}
  .quote-line{grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}
  .quote-line div{border-bottom:0}.quote-line div:first-child{grid-column:1/-1}
}