:root{
  --bg:#f7f7f8;
  --bg-soft:#ffffff;
  --panel:#ffffff;
  --panel-2:#f5f5f5;
  --panel-3:#ececf1;
  --card:#ffffff;
  --line:#e5e7eb;
  --line-dark:#d1d5db;
  --text:#111827;
  --text-soft:#4b5563;
  --text-inverse:#111827;
  --muted:#6b7280;
  --primary:#10a37f;
  --primary-2:#0f8a6b;
  --success:#10a37f;
  --warning:#d97706;
  --danger:#dc2626;
  --info:#2563eb;
  --shadow:0 20px 40px rgba(15,23,42,.08);
  --shadow-soft:0 10px 24px rgba(15,23,42,.06);
  --radius-xl:30px;
  --radius-lg:22px;
  --radius-md:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:Inter,Arial,sans-serif;
  color:var(--text);
  min-height:100vh;
  background:var(--bg);
}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
img{max-width:100%}
ul{margin:0;padding-left:18px}
strong{font-weight:800}

.shell{display:grid;grid-template-columns:290px 1fr;min-height:100vh}
.sidebar{
  background:#ffffff;
  border-right:1px solid var(--line);
  padding:24px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:18px;
  position:sticky;
  top:0;
  height:100vh;
}
.brand{display:flex;gap:14px;align-items:center;margin-bottom:28px}
.brand img,.brand-placeholder{
  width:58px;height:58px;border-radius:18px;object-fit:cover;
  background:#f3f4f6;
  display:grid;place-items:center;color:var(--text);font-weight:900;letter-spacing:.05em;
  border:1px solid var(--line);
  box-shadow:none;
}
.brand-placeholder-lg{width:76px;height:76px;border-radius:24px;font-size:28px}
.brand strong{display:block;font-size:16px;margin-bottom:4px}
.brand small,.muted,.user-box span,.user-box small{color:var(--text-soft)}
.nav{display:grid;gap:10px}
.nav a,.lang-switch a,.ghost-pill,.copy-pill{
  padding:13px 15px;border-radius:17px;
  border:1px solid transparent;
  background:transparent;
  color:var(--text);
  transition:.18s ease;
}
.nav a:hover,.lang-switch a:hover,.ghost-pill:hover,.copy-pill:hover{background:#ececf1;border-color:#ececf1}
.nav a.is-active,.lang-switch a.is-active{background:#ececf1;border-color:#d1d5db;box-shadow:none}
.lang-switch{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.login-lang-switch{justify-content:flex-end;margin-bottom:18px}
.user-box{padding:15px;border:1px solid var(--line);border-radius:18px;background:#fafafa;margin-bottom:12px}
.user-box strong{display:block;margin-bottom:4px}
.content{padding:32px 36px 42px}

.hero{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:24px}
.hero h1{margin:0 0 8px;font-size:34px;letter-spacing:-.03em}
.hero p{margin:0;color:var(--text-soft);max-width:760px;line-height:1.55}
.hero small{display:block;color:var(--text-soft);margin-top:7px}
.inline-actions,.form-actions,.hero-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

.card,.soft-card,.surface{
  background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(248,251,255,.98));
  color:var(--text);
  border:1px solid rgba(219,229,243,.75);
  border-radius:var(--radius-xl);
  padding:24px;
  box-shadow:var(--shadow-soft);
}
.soft-card{padding:18px;border-radius:20px;background:#ffffff;color:var(--text);border-color:var(--line)}
.surface{background:rgba(255,255,255,.96)}
.card h2,.card h3,.card p,.card label,.card span,.card td,.card th,.card strong{color:var(--text)}
.grid{display:grid;gap:18px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.stats .card{position:relative;overflow:hidden}
.stats .card::after{content:"";position:absolute;right:-26px;top:-26px;width:96px;height:96px;border-radius:50%;background:linear-gradient(135deg,rgba(79,124,255,.14),rgba(79,124,255,0));}
.stats .card h3{margin:0 0 8px;font-size:12px;color:#6c7b97;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.stats .card strong{font-size:30px;letter-spacing:-.03em;display:block}
.stats .card p{margin:8px 0 0;color:#6c7b97;font-size:13px}

.kicker{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:#6d7d9e;margin-bottom:10px;font-weight:800}
.pill{padding:6px 12px;border-radius:999px;background:#edf3ff;color:#526ea8;font-size:12px;font-weight:800}
.section-title{display:flex;justify-content:space-between;align-items:center;gap:14px;margin:4px 0 16px}
.section-title h2{margin:0;font-size:20px}

.table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line);background:#fff}
.table{width:100%;border-collapse:collapse;min-width:720px}
.table th,.table td{padding:15px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table tr:last-child td{border-bottom:none}
.table th{color:#6c7b97;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;background:#f7f9fc}
.table tr:hover td{background:#f5f5f5}
.right{text-align:right}

.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.07em}
.badge.success{background:rgba(22,184,134,.12);color:#0d7f5b}
.badge.warning{background:rgba(245,185,66,.16);color:#9a6500}
.badge.danger{background:rgba(239,92,128,.12);color:#b13458}
.badge.dark{background:rgba(92,108,137,.14);color:#52607c}
.badge.info{background:rgba(53,166,255,.12);color:#1167a2}

.form-grid,.form-grid-3{display:grid;gap:16px}
.form-grid{grid-template-columns:repeat(2,1fr)}
.form-grid-3{grid-template-columns:repeat(3,1fr)}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:12px;color:#6b7b98;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.field input,.field select,.field textarea{
  width:100%;padding:14px 15px;background:#fff;border:1px solid var(--line);border-radius:16px;color:var(--text);
  outline:none;transition:border-color .16s ease, box-shadow .16s ease, transform .12s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(79,124,255,.55);box-shadow:0 0 0 4px rgba(79,124,255,.10)}
.field textarea{min-height:110px;resize:vertical}
.search-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.search-row .field{min-width:190px;flex:1}
.empty-state{padding:34px;border:1px dashed #cfd7e8;border-radius:22px;text-align:center;color:#6e7d97;background:#fbfdff}
.copy-field{display:flex;gap:10px;align-items:stretch}
.copy-field input{flex:1}
.copy-field button{white-space:nowrap}

.btn{
  display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border:none;border-radius:16px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;font-weight:800;cursor:pointer;
  box-shadow:0 14px 30px rgba(79,124,255,.22);transition:transform .15s ease, filter .15s ease, box-shadow .15s ease;
}
.btn:hover{transform:translateY(-1px);filter:brightness(1.03)}
.btn-ghost{background:#fff;color:var(--text);border:1px solid var(--line);box-shadow:none}
.btn-danger{background:linear-gradient(135deg,#ef5c80,#ff7c9a)}
.btn-success{background:linear-gradient(135deg,#11b784,#48d0a4)}
.btn-info{background:linear-gradient(135deg,#33a5ff,#67cbff)}
.btn-warning{background:linear-gradient(135deg,#f4b743,#ffd77a);color:#4a3000}
.btn-large{padding:15px 18px}
.full{width:100%}
.small{font-size:12px}
.small-print{color:#6d7c98;font-size:13px;line-height:1.55}
.no-print{}
.hidden{display:none!important}

.login-page{min-height:100vh;display:grid;place-items:center;padding:22px}
.login-box{
  width:min(100%,680px);padding:38px;border-radius:34px;
  background:#ffffff;
  border:1px solid var(--line);box-shadow:var(--shadow-soft);color:var(--text)
}
.login-box h1{font-size:44px;margin:0 0 10px;letter-spacing:-.03em}
.login-box .field input,.login-box .field select,.login-box .field textarea{background:#fff;border-color:var(--line);color:var(--text)}
.login-box .field label{color:#6b7280}
.login-footer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:22px}
.brand-stack{display:flex;gap:18px;align-items:center}

.alert{padding:14px 16px;border-radius:16px;margin:0 0 18px;border:1px solid transparent}
.alert-error{background:#fef2f2;color:#b91c1c;border-color:#fecaca}
.alert-success{background:#ecfdf5;color:#047857;border-color:#a7f3d0}
.alert-info{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}

.invoice-page{display:grid;gap:18px}
.actions-bar{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;flex-wrap:wrap}
.invoice-header-card{
  background:#ffffff;
  color:var(--text);border:1px solid var(--line);box-shadow:var(--shadow-soft)
}
.invoice-header-top{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;flex-wrap:wrap}
.invoice-title-group h1{margin:0 0 8px;font-size:42px;letter-spacing:-.04em;color:var(--text)}
.invoice-title-group p{margin:0;color:var(--text-soft)}
.invoice-chip{display:inline-flex;align-items:center;gap:8px;padding:9px 13px;border-radius:999px;background:#f3f4f6;color:var(--text);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.invoice-meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.meta-card{padding:18px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.meta-card span{display:block;color:#6e7d99;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.meta-card strong{display:block;margin-top:10px;font-size:22px;letter-spacing:-.03em;color:var(--text)}
.stripe-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
.stripe-box{padding:24px;border-radius:26px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft);color:var(--text)}
.stripe-box h3{margin:0 0 14px;font-size:13px;color:#6d7c98;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.stripe-box h2{margin:0 0 8px;font-size:28px;letter-spacing:-.03em}
.stripe-box p{margin:0 0 10px;color:#56637f;line-height:1.55}
.invoice-table-clean{width:100%;border-collapse:collapse}
.invoice-table-clean th{padding:0 0 12px;color:#6d7c98;font-size:11px;text-transform:uppercase;letter-spacing:.08em;text-align:left}
.invoice-table-clean td{padding:16px 0;border-top:1px solid #eef3fa;color:var(--text)}
.invoice-table-clean td.right,.invoice-table-clean th.right{text-align:right}
.invoice-total-strip{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:24px 26px;border-radius:26px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.invoice-total-strip small{display:block;color:#6d7c98;font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:800}
.invoice-total-strip strong{display:block;font-size:44px;letter-spacing:-.05em;color:var(--text)}
.invoice-note{padding:18px 20px;border-radius:22px;background:#f9fafb;border:1px solid var(--line);color:var(--text-soft)}
.public-shell{max-width:1040px;margin:0 auto;padding:40px 24px 80px}
.public-top{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:26px;color:var(--text)}
.public-actions{display:flex;gap:10px;flex-wrap:wrap}
.public-actions a{padding:12px 16px;border-radius:16px;background:#fff;color:var(--text);font-weight:800;box-shadow:var(--shadow-soft);border:1px solid var(--line)}
.public-card{background:#fff;border:1px solid var(--line);border-radius:34px;box-shadow:var(--shadow);color:var(--text);overflow:hidden}
.pdf-preview{display:grid;gap:18px}
.pdf-strip{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;background:#fff;color:var(--text);padding:34px;border-bottom:1px solid var(--line)}
.pdf-strip h2{margin:0 0 10px;font-size:38px;letter-spacing:-.04em}
.pdf-strip p{margin:0;color:var(--text-soft);line-height:1.55}
.pdf-inner{padding:28px}
.sub-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.metric-list{display:grid;gap:10px}
.metric-list .row{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid #eef3fa}
.metric-list .row:last-child{border-bottom:none}
.metric-list .label{color:#6d7c98;font-weight:700}
.invoice-links{display:grid;gap:16px}
.invoice-links a{padding:16px 18px;border-radius:18px;background:#f7f9fc;border:1px solid var(--line);color:var(--text);font-weight:700}
.list-links{display:grid;gap:12px}
.list-links a{padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff;color:var(--text)}
.list-links a:hover{border-color:#d1d5db;box-shadow:var(--shadow-soft);background:#f5f5f5}

.converter-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
.rate-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.rate-chip{padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.rate-chip span{display:block;color:#6d7c98;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.rate-chip strong{display:block;margin-top:8px;font-size:20px;letter-spacing:-.03em}
.hint{color:#6d7c98;font-size:13px;line-height:1.5}

@media print{
  body{background:#fff;color:#111}
  .sidebar,.no-print,.alert,.public-top{display:none!important}
  .shell{grid-template-columns:1fr}
  .content,.public-shell{padding:0}
  .card,.stripe-box,.invoice-total-strip,.public-card{box-shadow:none;border:none}
}
@media (max-width:1280px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .invoice-meta-grid,.rate-grid{grid-template-columns:repeat(2,1fr)}
  .stripe-grid,.converter-grid,.sub-grid{grid-template-columns:1fr}
}
@media (max-width:1024px){
  .shell{grid-template-columns:1fr}
  .sidebar{position:relative;height:auto}
  .content{padding:24px}
  .grid-4,.grid-3,.grid-2,.form-grid,.form-grid-3,.login-footer-grid,.invoice-meta-grid,.rate-grid{grid-template-columns:1fr}
  .hero,.actions-bar,.invoice-header-top{flex-direction:column;align-items:flex-start}
  .invoice-title-group h1{font-size:34px}
  .invoice-total-strip strong{font-size:36px}
}


.item-product-cell{min-width:220px}
.item-product-cell .product-select{margin-bottom:8px}
.item-meta{display:block;color:#6d7c98;font-size:12px;line-height:1.4}
.items-table input,.items-table select{min-width:100%}
.items-table .btn-danger{padding:10px 12px}