:root {
  --bg: #f3f7fb;
  --panel: rgba(255,255,255,.96);
  --panel-strong: #ffffff;
  --border: rgba(16,24,40,.09);
  --text: #112033;
  --muted: #6f7f92;
  --blue: #1f8ee5;
  --blue-dark: #0f6ad7;
  --green: #16a571;
  --yellow: #f4b740;
  --red: #ea5a5a;
  --shadow: 0 16px 36px rgba(11, 38, 69, .07);
  --radius: 22px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text); background: linear-gradient(180deg, #ecf5ff 0%, #f9fbff 40%, #f4f7fb 100%); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; border: 0; }
.page-bg {
  position: fixed; inset: 0;
  background: radial-gradient(circle at top left, rgba(31, 142, 229, .13), transparent 32%),
              radial-gradient(circle at bottom right, rgba(18, 166, 118, .11), transparent 26%);
  pointer-events: none;
}
.shell {
  width: min(1160px, calc(100% - 28px));
  margin: 20px auto 110px;
  position: relative;
  z-index: 1;
}
.login-shell { width: min(1180px, calc(100% - 28px)); }
.certificate-shell { width: min(980px, calc(100% - 28px)); }
.role-technician {
  width: min(470px, calc(100% - 18px));
  margin-top: 12px;
}
.role-technician .topbar,
.role-technician .hero-card,
.role-technician .section-card,
.role-technician .worksheet-card,
.role-technician .instrument-card,
.role-technician .mobile-nav,
.role-technician .metric-card {
  border-radius: 26px;
}
.topbar {
  backdrop-filter: blur(16px);
  background: rgba(255,255,255,.84);
  border: 1px solid rgba(255,255,255,.86);
  box-shadow: var(--shadow);
  border-radius: 26px;
  padding: 15px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}
.brand-wrap { display: flex; align-items: center; }
.brand-logo { height: 58px; width: auto; max-width: min(100%, 420px); object-fit: contain; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.user-chip { display: flex; align-items: center; gap: 10px; background: rgba(17, 32, 51, .04); padding: 10px 12px; border-radius: 18px; }
.user-chip strong { display: block; font-size: .95rem; }
.user-chip small { color: var(--muted); }
.dot { width: 10px; height: 10px; border-radius: 999px; background: var(--green); box-shadow: 0 0 0 6px rgba(22,165,113,.13); }
.hero-card {
  background: linear-gradient(135deg, rgba(255,255,255,.95), rgba(238,246,255,.92));
  border: 1px solid rgba(255,255,255,.88);
  box-shadow: var(--shadow);
  border-radius: 28px;
  padding: 22px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 16px;
}
.hero-card h1 { margin: 4px 0 6px; font-size: clamp(1.5rem, 2vw, 2.2rem); line-height: 1.05; }
.hero-subtitle { margin: 0; color: var(--muted); line-height: 1.55; max-width: 760px; }
.eyebrow { margin: 0; color: var(--blue-dark); text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; font-weight: 800; }
.eyebrow.small { font-size: .66rem; }
.pill, .status-badge {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; padding: 8px 12px; font-size: .82rem; font-weight: 700; border: 1px solid transparent;
}
.pill { background: rgba(31,142,229,.12); color: var(--blue-dark); border-color: rgba(31,142,229,.1); }
.pill.soft { background: rgba(17,32,51,.05); color: var(--text); border-color: rgba(17,32,51,.06); }
.status-badge.success { background: rgba(22,165,113,.14); color: #0a8b5d; }
.status-badge.warning { background: rgba(244,183,64,.18); color: #9b6800; }
.status-badge.danger { background: rgba(234,90,90,.14); color: #c53232; }
.status-badge.neutral { background: rgba(17,32,51,.06); color: var(--text); }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
.section-card, .glass-card, .auth-card, .metric-card, .worksheet-card, .instrument-card, .mini-card, .certificate-sheet {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,.85);
  box-shadow: var(--shadow);
}
.section-card {
  border-radius: 24px;
  padding: 20px;
  margin-bottom: 16px;
}
.section-head { margin-bottom: 16px; }
.section-head.between, .between { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.small-gap { gap: 8px; }
.section-head h3, .auth-card h2, .glass-card h2 { margin: 6px 0 0; font-size: 1.18rem; letter-spacing: -.02em; }
.section-stack, .side-stack { display: grid; gap: 16px; }
.desktop-grid { display: grid; grid-template-columns: minmax(0, 1.42fr) 340px; gap: 16px; align-items: start; }
.section-stack.wide, .section-card.wide { min-width: 0; }
.side-stack { position: relative; }
.sticky-review-card { position: sticky; top: 24px; }
.metric-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 16px; }
.mobile-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.metric-card {
  border-radius: 22px;
  padding: 16px;
  display: flex; flex-direction: column; gap: 8px;
  justify-content: space-between;
  min-height: 112px;
}
.metric-card span { color: var(--muted); font-size: .85rem; }
.metric-card strong { font-size: 1.7rem; letter-spacing: -.04em; }
.metric-card.highlight { background: linear-gradient(135deg, rgba(31,142,229,.94), rgba(15,106,215,.88)); color: white; }
.metric-card.highlight span { color: rgba(255,255,255,.76); }
.form-grid { display: grid; gap: 16px; margin-bottom: 16px; }
.form-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
label { display: grid; gap: 8px; color: var(--muted); font-size: .9rem; }
input, textarea, select {
  width: 100%; border-radius: 16px; border: 1px solid rgba(16,24,40,.08); background: #fff; color: var(--text);
  padding: 13px 14px; outline: none; transition: .18s border, .18s box-shadow;
}
input:focus, textarea:focus, select:focus { border-color: rgba(31,142,229,.5); box-shadow: 0 0 0 4px rgba(31,142,229,.09); }
textarea { resize: vertical; min-height: 108px; }
.primary-btn, .secondary-btn, .ghost-btn {
  border-radius: 16px; padding: 13px 16px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
.primary-btn { background: linear-gradient(135deg, var(--blue), var(--blue-dark)); color: #fff; box-shadow: 0 14px 24px rgba(15,106,215,.24); }
.secondary-btn { background: rgba(17,32,51,.06); color: var(--text); }
.ghost-btn { background: transparent; border: 1px solid rgba(17,32,51,.12); color: var(--text); }
.full { width: 100%; }
.small { padding: 10px 12px; font-size: .86rem; }
.ghost-link { display: block; text-align: center; color: var(--blue-dark); margin-top: 12px; font-weight: 700; }
.top-gap { margin-top: 12px; }
.login-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 16px; align-items: stretch; }
.login-panel.intro { display: flex; }
.glass-card, .auth-card { border-radius: 28px; padding: 24px; width: 100%; }
.feature-list { display: grid; gap: 10px; margin: 20px 0 16px; }
.feature-item { display: flex; align-items: center; gap: 12px; background: rgba(255,255,255,.86); border: 1px solid rgba(16,24,40,.06); padding: 11px 13px; border-radius: 16px; }
.feature-icon { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; border-radius: 999px; background: rgba(22,165,113,.14); color: var(--green); font-weight: 800; }
.promo-card { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 12px; background: rgba(255,255,255,.7); border: 1px solid rgba(16,24,40,.06); border-radius: 20px; }
.promo-card > div { background: rgba(17,32,51,.03); border: 1px solid rgba(16,24,40,.05); padding: 14px; border-radius: 16px; }
.promo-card strong { display: block; margin-bottom: 6px; }
.glass-card .hero-subtitle, .auth-card .hero-subtitle { max-width: 58ch; }
.demo-users { display: grid; gap: 10px; margin-top: 16px; }
.demo-users article { padding: 12px 14px; background: rgba(17,32,51,.03); border: 1px solid rgba(16,24,40,.05); border-radius: 16px; display: flex; justify-content: space-between; gap: 10px; }
.demo-users small { color: var(--muted); }
.flash { border-radius: 18px; padding: 14px 16px; margin-bottom: 18px; font-weight: 700; }
.flash.success { background: rgba(22,165,113,.12); color: #0a8b5d; }
.flash.error { background: rgba(234,90,90,.12); color: #c53232; }
.meta-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.meta-grid.compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.meta-item, .mini-stack {
  background: rgba(17,32,51,.03); border: 1px solid rgba(16,24,40,.05); border-radius: 16px; padding: 14px;
}
.meta-item label, .mini-stack label { display: block; color: var(--muted); font-size: .8rem; margin-bottom: 8px; }
.meta-item strong, .mini-stack strong { display: block; }
.mini-stack.spread { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.table-card { overflow: auto; border: 1px solid rgba(16,24,40,.06); border-radius: 20px; background: #fff; margin-bottom: 16px; }
.modern-table { width: 100%; border-collapse: collapse; min-width: 640px; }
.modern-table.desktop { min-width: 0; }
.modern-table th, .modern-table td { padding: 13px 14px; border-bottom: 1px solid rgba(16,24,40,.06); text-align: left; vertical-align: top; }
.modern-table th { background: rgba(17,32,51,.03); color: var(--muted); font-size: .82rem; font-weight: 700; }
.modern-table tbody tr:last-child td { border-bottom: 0; }
.modern-table tbody tr:hover { background: rgba(31,142,229,.03); }
.summary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.summary-item { background: rgba(17,32,51,.03); border: 1px solid rgba(16,24,40,.05); border-radius: 18px; padding: 15px; }
.summary-item.compact { min-height: 110px; }
.summary-value { font-size: 1.15rem; font-weight: 800; letter-spacing: -.03em; margin: 8px 0 4px; }
.result-pill { background: rgba(31,142,229,.12); color: var(--blue-dark); border-radius: 999px; padding: 10px 14px; font-size: .82rem; font-weight: 800; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.gallery-item { border-radius: 20px; overflow: hidden; border: 1px solid rgba(16,24,40,.06); background: #fff; aspect-ratio: 1.08; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }
.signature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.signature-card { background: rgba(17,32,51,.03); border: 1px solid rgba(16,24,40,.05); border-radius: 20px; padding: 16px; }
.signature-box { border-radius: 18px; background: #fff; min-height: 160px; border: 1px dashed rgba(16,24,40,.15); display: grid; place-items: center; overflow: hidden; margin: 10px 0; }
.signature-box img { width: 100%; height: 100%; object-fit: contain; }
.signature-pad-card { margin-top: 10px; background: rgba(17,32,51,.03); border: 1px solid rgba(16,24,40,.05); border-radius: 20px; padding: 14px; }
.signature-pad { width: 100%; height: 180px; background: white; border-radius: 18px; border: 1px dashed rgba(16,24,40,.18); margin-top: 10px; }
.form-actions { display: flex; gap: 12px; }
.sticky-actions { position: sticky; bottom: 88px; background: rgba(243,247,251,.8); backdrop-filter: blur(10px); padding-top: 8px; z-index: 4; }
.quick-grid, .instrument-grid { display: grid; gap: 14px; }
.quick-item, .mini-card {
  padding: 14px 16px; background: rgba(17,32,51,.03); border: 1px solid rgba(16,24,40,.05); border-radius: 18px;
}
.quick-item {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
}
.mini-card { display: grid; gap: 6px; }
.quick-item strong, .mini-card strong { display: block; margin-bottom: 4px; }
.quick-item small, .mini-card small { color: var(--muted); }
.instrument-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.instrument-card { border-radius: 26px; padding: 18px; }
.instrument-card-top { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.instrument-card-top small { display: block; color: var(--muted); margin-top: 4px; }
.instrument-body { display: grid; gap: 10px; margin-bottom: 14px; }
.mini-code { padding: 8px 10px; background: rgba(31,142,229,.12); color: var(--blue-dark); border-radius: 14px; font-size: .78rem; font-weight: 800; }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.worksheet-list { display: grid; gap: 14px; }
.worksheet-card {
  border-radius: 22px; padding: 16px; display: grid; gap: 10px;
}
.worksheet-top, .worksheet-footer-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.worksheet-top small, .worksheet-meta-row, .worksheet-footer-row small { color: var(--muted); }
.worksheet-meta-row { display: flex; gap: 8px; flex-wrap: wrap; }
.chev { font-size: 1.4rem; color: var(--blue-dark); }
.mobile-nav {
  position: fixed; left: 50%; transform: translateX(-50%); bottom: 14px; width: min(440px, calc(100% - 18px));
  background: rgba(255,255,255,.93); border: 1px solid rgba(255,255,255,.86); box-shadow: var(--shadow);
  border-radius: 22px; padding: 10px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; backdrop-filter: blur(18px);
}
.mobile-nav a { display: grid; place-items: center; padding: 12px; color: var(--muted); border-radius: 18px; font-weight: 700; gap: 6px; }
.mobile-nav a.active { background: linear-gradient(135deg, rgba(31,142,229,.14), rgba(15,106,215,.12)); color: var(--blue-dark); }
.certificate-sheet {
  border-radius: 28px; padding: 24px; background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(249,252,255,.95));
}
.certificate-sheet.public { margin-bottom: 18px; }
.certificate-top { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; margin-bottom: 18px; }
.certificate-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
.certificate-panel { padding: 16px; border-radius: 22px; background: rgba(17,32,51,.04); }
.certificate-panel.accent { background: linear-gradient(135deg, rgba(31,142,229,.12), rgba(15,106,215,.08)); }
.certificate-panel .label, .certificate-bottom .label { display: block; color: var(--muted); font-size: .8rem; margin-bottom: 8px; }
.certificate-result { font-size: 1.35rem; font-weight: 800; letter-spacing: -.03em; margin: 20px 0; color: var(--blue-dark); }
.certificate-bottom { margin-top: 20px; padding-top: 18px; border-top: 1px dashed rgba(16,24,40,.16); display: flex; justify-content: space-between; gap: 16px; }
.no-print { display: flex; gap: 10px; }
.search-inline { display: grid; grid-template-columns: 1fr auto; gap: 12px; }
.lookup-result { margin-top: 16px; padding: 14px; border-radius: 18px; display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.lookup-result.success { background: rgba(22,165,113,.12); }
.lookup-result.danger { background: rgba(234,90,90,.12); }
.side-list, .next-step-list { display: grid; gap: 12px; }
.next-step-list { margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.65; }
.muted { color: var(--muted); }
code { background: rgba(17,32,51,.06); padding: 4px 8px; border-radius: 12px; }

@media (max-width: 980px) {
  .shell, .login-shell, .certificate-shell { width: min(100%, calc(100% - 18px)); margin-top: 10px; }
  .login-grid, .desktop-grid, .instrument-grid, .metric-row, .summary-grid, .gallery-grid, .certificate-grid, .signature-grid, .promo-card {
    grid-template-columns: 1fr;
  }
  .topbar, .hero-card, .certificate-top, .certificate-bottom { flex-direction: column; }
  .topbar-actions, .hero-meta { width: 100%; justify-content: flex-start; }
  .form-grid.two, .form-grid.three, .meta-grid, .meta-grid.compact, .search-inline { grid-template-columns: 1fr; }
  .modern-table.desktop { min-width: 640px; }
  .sticky-review-card { position: static; }
}

@media (max-width: 620px) {
  .role-technician { width: min(100%, calc(100% - 12px)); }
  .topbar { padding: 14px; border-radius: 22px; }
  .brand-logo { height: 46px; max-width: 100%; }
  .hero-card, .section-card, .glass-card, .auth-card, .certificate-sheet { padding: 18px; border-radius: 22px; }
  .worksheet-card, .instrument-card { border-radius: 22px; }
  .metric-card strong { font-size: 1.4rem; }
  .metric-row.mobile-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .metric-card { padding: 14px; }
  .metric-card span { font-size: .76rem; }
  .mobile-nav { bottom: 10px; width: calc(100% - 12px); }
}

@media print {
  body { background: white; }
  .page-bg, .topbar, .hero-card, .mobile-nav, .no-print, .flash { display: none !important; }
  .shell, .certificate-shell { width: 100%; margin: 0; }
  .certificate-sheet { box-shadow: none; border: 0; padding: 0; }
}


.ui-icon { display: inline-flex; width: 18px; height: 18px; flex: 0 0 18px; line-height: 0; }
.ui-icon svg { width: 100%; height: 100%; }
.heading-icon { width: 20px; height: 20px; margin-right: 8px; color: var(--blue-dark); vertical-align: -4px; }
.btn-icon { width: 16px; height: 16px; }
.pill-icon { width: 14px; height: 14px; margin-right: 6px; }
.nav-icon { width: 18px; height: 18px; }
.card-icon {
  width: 34px; height: 34px; border-radius: 12px; padding: 8px;
  background: rgba(31,142,229,.12); color: var(--blue-dark);
}
.metric-card.highlight .card-icon { background: rgba(255,255,255,.18); color: #fff; }
.item-icon {
  width: 30px; height: 30px; border-radius: 10px; padding: 7px;
  background: rgba(31,142,229,.12); color: var(--blue-dark);
}
.role-icon {
  width: 28px; height: 28px; border-radius: 10px; padding: 6px;
  background: rgba(31,142,229,.12); color: var(--blue-dark);
}
.mini-label-icon {
  width: 18px; height: 18px; margin-right: 8px; color: var(--blue-dark); vertical-align: -4px;
}
.metric-head, .title-with-icon, .role-title {
  display: flex; align-items: center; gap: 10px;
}
.metric-head span { color: var(--muted); font-size: .85rem; }
.metric-card.highlight .metric-head span { color: rgba(255,255,255,.76); }
.item-copy { min-width: 0; }
.item-copy strong, .title-with-icon strong { margin-bottom: 0; }
.title-with-icon + small { margin-left: 40px; }
.demo-users article { align-items: center; }
.role-title { min-width: 0; }
.promo-card > div { position: relative; }
.promo-card strong { display: inline-block; margin-bottom: 6px; }
.section-head h3 { display: inline-flex; align-items: center; flex-wrap: wrap; }
.primary-btn, .secondary-btn, .ghost-btn { white-space: nowrap; }
.primary-btn .btn-icon, .secondary-btn .btn-icon, .ghost-btn .btn-icon { margin-right: 2px; }
.pill.soft { gap: 4px; }
.result-pill { display: inline-flex; align-items: center; gap: 8px; }
.lookup-result a { font-weight: 700; }
.certificate-actions { display: flex; gap: 10px; flex-wrap: wrap; }

@media (max-width: 980px) {
  .brand-logo { max-width: min(100%, 360px); }
}

@media (max-width: 620px) {
  .heading-icon { width: 18px; height: 18px; }
  .card-icon { width: 30px; height: 30px; }
  .item-icon, .role-icon { width: 28px; height: 28px; }
  .title-with-icon + small { margin-left: 38px; }
}