:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #182230;
  background: var(--page-bg, #f4f6fa);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; min-height: 100vh; background: var(--page-bg, #f4f6fa); }
a { color: var(--primary, #174b71); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent, #2563eb); }
button, input, select, textarea { font: inherit; }
button, select { cursor: pointer; }
.shell { min-height: 100vh; display: flex; flex-direction: column; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px max(22px, calc((100vw - 1180px)/2)); background: white; border-bottom: 1px solid #e6ebf2; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--primary, #174b71); font-size: 1.2rem; font-weight: 750; letter-spacing: -.03em; text-decoration: none; }
.brand-logo { display: block; max-width: 150px; max-height: 42px; object-fit: contain; }
.top-actions, .nav, .actions, .form-actions, .inline-form { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.user-label, .muted { color: #68758a; }
.user-label { font-size: .86rem; }
.nav { width: min(100% - 40px, 1180px); margin: 18px auto 0; padding: 0 0 14px; border-bottom: 1px solid #e0e6ed; }
.nav a { padding: 8px 12px; border-radius: 9px; color: #526076; font-size: .92rem; font-weight: 600; text-decoration: none; }
.nav a:hover, .nav a:focus-visible { background: white; color: var(--primary, #174b71); outline-color: var(--primary, #174b71); }
.content { flex: 1; width: min(100% - 40px, 1180px); margin: 28px auto 50px; }
.footer { padding: 20px; color: #8993a4; text-align: center; font-size: .8rem; }
.page-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
h1 { margin: 4px 0 8px; font-size: clamp(1.7rem, 3vw, 2.25rem); letter-spacing: -.04em; line-height: 1.15; }
h2 { margin: 0 0 14px; font-size: 1.08rem; letter-spacing: -.02em; }
p { line-height: 1.6; }
.eyebrow { color: var(--primary, #174b71); text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; font-weight: 750; }
.card, .stat, .auth-card { background: white; border: 1px solid #e3e8ef; border-radius: 16px; box-shadow: 0 8px 24px rgba(27,42,74,.035); }
.card { padding: clamp(18px, 3vw, 28px); margin: 18px 0; }
.narrow, .auth-card { max-width: 560px; margin: 7vh auto; }
.auth-card { padding: 34px; }
.auth-card h1 { margin-top: 10px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px,1fr)); gap: 14px; margin: 18px 0; }
.stat { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; padding: 20px; }
.stat span { color: #67758a; font-size: .88rem; }
.stat strong { color: #182230; font-size: 2rem; line-height: 1; }
.stat a { font-size: .86rem; text-decoration: none; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.section-heading h2 { margin: 0; }
.button { min-height: 40px; display: inline-flex; justify-content: center; align-items: center; padding: 9px 15px; border: 1px solid transparent; border-radius: 10px; font-size: .88rem; font-weight: 650; text-decoration: none; transition: background-color .12s ease, border-color .12s ease; }
.button:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary,#174b71) 30%, white); outline-offset: 2px; }
.button.primary { background: var(--primary, #174b71); color: white; }
.button.primary:hover { background: color-mix(in srgb, var(--primary,#174b71) 82%, black); color: white; }
.button.secondary { background: #eef3f8; color: #26364a; border-color: #dfe6ee; }
.button.subtle { background: transparent; color: #4a5870; border-color: #dfe5ec; }
.button.danger { background: #fff4f2; color: #a63024; border-color: #f2d3cf; }
.button.full { width: 100%; }
.stack { display: grid; gap: 16px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
label { display: grid; gap: 7px; color: #344258; font-size: .86rem; font-weight: 600; }
input, select, textarea { width: 100%; min-height: 42px; border: 1px solid #d6dee8; border-radius: 9px; padding: 9px 11px; background: white; color: #1c2737; }
input:focus, select:focus, textarea:focus { outline: 3px solid color-mix(in srgb, var(--primary,#174b71) 20%, white); border-color: var(--primary,#174b71); }
input[type=color] { min-height: 46px; padding: 4px; }
input[type=checkbox] { width: auto; min-height: auto; }
textarea { resize: vertical; }
.span-2 { grid-column: span 2; }
.form-actions { grid-column: span 2; margin-top: 4px; }
.search { display: grid; grid-template-columns: minmax(260px,1fr) minmax(150px,190px) auto; align-items: end; gap: 12px; margin-bottom: 18px; padding: 16px; border: 1px solid #e3e8ef; border-radius: 14px; background: white; }
.client-search { grid-template-columns: minmax(260px,1fr) minmax(150px,190px) minmax(180px,220px) auto; }
.search label { min-width: 0; }
.search > button { min-width: 90px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; vertical-align: middle; padding: 12px 11px; border-bottom: 1px solid #edf0f4; }
th { color: #657288; font-size: .77rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
tbody tr:last-child td { border-bottom: 0; }
.badge { display: inline-block; padding: 4px 9px; border-radius: 99px; background: #edf3f8; color: #3d5068; font-size: .78rem; font-weight: 650; }
.empty { padding: 24px 10px; color: #788398; text-align: center; }
.flashes { display: grid; gap: 8px; margin-bottom: 14px; }
.flash, .notice { padding: 12px 15px; border: 1px solid #dce5ed; border-radius: 10px; background: #f7fafc; color: #30435a; }
.flash.success { border-color: #c3e7d2; background: #f0fbf4; color: #17633a; }
.flash.error { border-color: #f1c9c6; background: #fff5f4; color: #8b2b24; }
.line-list { display: grid; gap: 12px; }
.line-row { display: grid; grid-template-columns: minmax(180px,2fr) repeat(5,minmax(90px,1fr)) auto; align-items: end; gap: 10px; padding: 14px; border: 1px solid #e6ebf1; border-radius: 12px; background: #fbfcfe; }
.line-row .wide { min-width: 0; }
.totals { display: grid; gap: 9px; max-width: 420px; margin: 22px 0 14px auto; }
.totals div { display: flex; justify-content: space-between; gap: 20px; color: #5f6d82; }
.totals strong { color: #1b2737; }
.totals .grand { border-top: 1px solid #dfe5ec; padding-top: 10px; color: #192536; font-weight: 750; }
.inline-form { align-items: end; }
.inline-form label { min-width: 150px; }
.check { display: flex; align-items: center; gap: 8px; }
.preview { display: flex; align-items: center; gap: 14px; padding: 16px; border: 1px dashed #cbd5e1; border-radius: 12px; background: var(--page-bg); }
.preview strong { color: var(--primary); }
.settings-form { gap: 0; }
.settings-section, .form-section { display: grid; gap: 16px; padding: 6px 0 26px; border-bottom: 1px solid #e8edf3; }
.settings-section + .settings-section { padding-top: 26px; }
.settings-section h2, .form-section h2 { margin: 0; }
.settings-section > .muted { margin: -8px 0 0; }
.logo-settings { display: grid; grid-template-columns: minmax(220px,1fr) auto; align-items: end; gap: 18px; margin-top: 18px; }
.logo-preview { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.logo-preview img { max-width: 220px; max-height: 90px; object-fit: contain; border: 1px solid #e3e8ef; border-radius: 8px; padding: 8px; background: white; }
.contact-section { min-width: 0; display: grid; gap: 14px; margin: 0; padding: 18px; border: 1px solid #dfe6ee; border-radius: 12px; }
.contact-section legend { padding: 0 8px; color: #26364a; font-weight: 700; }
.contact-list { display: grid; gap: 12px; }
.contact-row { display: grid; grid-template-columns: minmax(145px,1.25fr) minmax(125px,1fr) minmax(170px,1.25fr) minmax(120px,1fr) auto; align-items: end; gap: 10px; padding: 14px; border: 1px solid #e6ebf1; border-radius: 12px; background: #fbfcfe; }
.acceptance-form { display: grid; grid-template-columns: minmax(170px,.8fr) minmax(260px,1.4fr) auto; align-items: end; gap: 14px; }
.acceptance-form label { min-width: 0; }
.acceptance-form input[type=file], .logo-settings input[type=file] { min-height: 42px; padding: 6px; }
.contact-section[hidden], label[hidden] { display: none !important; }
.notice { margin: 8px 0 14px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media(max-width: 850px) {
  .line-row { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .line-row .wide { grid-column: span 3; }
  .search { grid-template-columns: minmax(0,1fr) minmax(150px,.7fr); }
  .search-term { grid-column: 1 / -1; }
  .client-search { grid-template-columns: minmax(0,1fr) minmax(150px,.7fr); }
  .contact-row { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .contact-row label:first-child { grid-column: span 2; }
  .acceptance-form { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .acceptance-form button { grid-column: 1 / -1; justify-self: start; }
}
@media(max-width: 600px) {
  .topbar { padding: 15px 18px; }
  .user-label { display: none; }
  .nav, .content { width: calc(100% - 28px); }
  .nav { overflow-x: auto; flex-wrap: nowrap; }
  .page-heading { align-items: flex-start; flex-direction: column; }
  .form-grid { grid-template-columns: 1fr; }
  .span-2, .form-actions { grid-column: auto; }
  .search { grid-template-columns: 1fr; }
  .search-term { grid-column: auto; }
  .search > button { width: 100%; }
  .line-row { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .line-row .wide { grid-column: span 2; }
  .contact-row { grid-template-columns: 1fr; }
  .contact-row label:first-child { grid-column: auto; }
  .acceptance-form { grid-template-columns: 1fr; }
  .acceptance-form button { grid-column: auto; width: 100%; }
  .logo-settings { grid-template-columns: 1fr; }
  .logo-preview { align-items: flex-start; flex-direction: column; }
  .brand-logo { max-width: 105px; max-height: 34px; }
  .auth-card { margin: 5vh auto; padding: 24px; }
  th, td { padding: 10px 8px; }
}
@media(prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}