.login-page { background: var(--brand-navy-deep); }
.login-shell { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr); width: min(var(--content-width-login), calc(100% - 2rem)); min-height: 100vh; margin: 0 auto; align-items: center; gap: clamp(2rem, 7vw, 7rem); padding: var(--space-6) 0; }
.login-brand { display: grid; gap: var(--space-5); color: var(--color-header-text-muted); }
.login-brand img { width: min(660px, 100%); margin-left: -5%; }
.login-brand h1 { color: var(--color-header-text); }
.login-brand p:last-child { max-width: 580px; }
.login-card { padding: clamp(1.5rem, 4vw, 2.75rem); border: 1px solid var(--color-header-border); border-radius: var(--radius-lg); background: var(--color-surface); box-shadow: var(--shadow-elevated); }
.context-strip { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-bottom: var(--space-5); padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
.context-strip span { display: grid; min-width: 180px; color: var(--brand-navy-strong); font-weight: var(--font-weight-strong); }
.context-strip small { color: var(--color-text-muted); font-weight: var(--font-weight-medium); }
.calculator-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; align-items: start; gap: var(--space-5); }
.calculator-layout > *, .detail-grid > * { min-width: 0; }
.service-list { display: grid; gap: var(--space-4); }
.service-card { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(180px, .6fr); gap: var(--space-4); padding: var(--space-5); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); box-shadow: var(--shadow-card); }
.service-card-head { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.service-card-head h2 { margin: 0; }
.service-result { grid-column: 1 / -1; display: grid; grid-template-columns: 1.2fr 1fr auto; gap: var(--space-3); align-items: center; min-height: 58px; padding: var(--space-3) var(--space-4); border: 1px solid transparent; border-radius: var(--radius-sm); background: var(--color-surface-subtle); color: var(--color-text-muted); font-size: 0.88rem; }
.service-result[data-state="ready"] { border-left: 4px solid var(--brand-gold-accent); color: var(--color-text); }
.service-result[data-state="error"] { border-color: var(--color-danger-border); background: var(--color-danger-bg); color: var(--color-danger); }
.add-service-button { width: 100%; margin-top: var(--space-4); }
.direct-cost-panel { margin-top: var(--space-5); padding: var(--space-5); }
.section-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); }
.section-heading h2 { margin-bottom: 0; }
.field-help { margin: var(--space-2) 0 var(--space-4); color: var(--color-text-muted); font-size: 0.8rem; }
.direct-cost-list { display: grid; gap: var(--space-3); }
.direct-cost-row { display: grid; grid-template-columns: 1fr 1.2fr .7fr 1.2fr auto; gap: var(--space-3); align-items: end; padding: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface-subtle); }
.measurement-control { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); }
.summary-card { position: sticky; top: 100px; padding: var(--space-5); border: 1px solid var(--color-border); border-top: 3px solid var(--brand-gold-accent); border-radius: var(--radius-lg); background: var(--color-surface); box-shadow: var(--shadow-card); }
.summary-card h2 { margin-bottom: var(--space-3); }
.summary-total { display: block; margin: var(--space-3) 0; color: var(--color-text-strong); font-size: clamp(2rem, 5vw, 2.8rem); font-weight: 900; letter-spacing: -0.05em; }
.vat-note { color: var(--color-success); font-size: 0.85rem; font-weight: var(--font-weight-strong); }
.summary-status { display: flex; justify-content: space-between; gap: var(--space-3); margin: var(--space-5) 0; padding: var(--space-3) 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.summary-status span { color: var(--color-text-muted); }
.summary-status strong { color: var(--color-warning); text-align: right; }
.summary-help { margin: var(--space-3) 0 0; color: var(--color-text-muted); font-size: 0.75rem; }
.commercial-summary-list { display: grid; gap: var(--space-2); margin: var(--space-4) 0; }
.commercial-summary-list div { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3); padding-bottom: var(--space-2); border-bottom: 1px solid var(--color-border); }
.commercial-summary-list dt { max-width: 64%; }
.commercial-summary-list dd { text-align: right; }
.economy-actions { display: grid; gap: var(--space-2); margin: var(--space-4) 0; padding: 0; border: 0; }
.economy-actions legend { margin-bottom: var(--space-2); color: var(--brand-navy-strong); font-size: 0.82rem; font-weight: var(--font-weight-heading); }
.economy-actions label { display: flex; min-height: var(--tap-target-min); align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface); font-size: 0.77rem; font-weight: var(--font-weight-heading); cursor: pointer; transition: border-color var(--transition-state), background-color var(--transition-state), box-shadow var(--transition-state); }
.economy-actions label:has(input:checked) { border-color: var(--brand-navy); background: var(--color-surface-selected); box-shadow: inset 3px 0 0 var(--brand-gold-accent); }
.economy-actions input { width: 18px; height: 18px; accent-color: var(--brand-navy-strong); }
.economy-actions:disabled { opacity: 0.65; }
.result-statuses { display: grid; gap: var(--space-2); margin: var(--space-4) 0; }
.result-statuses p { display: grid; gap: 2px; margin: 0; padding: var(--space-2) 0; border-top: 1px solid var(--color-border); }
.result-statuses span { color: var(--color-text-muted); font-size: 0.72rem; }
.result-statuses strong { color: var(--brand-navy-strong); font-size: 0.76rem; }
.admin-preview { margin: var(--space-4) 0; padding: var(--space-3); border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm); background: var(--brand-navy-soft); }
.individual-warning { margin: var(--space-3) 0; padding: var(--space-3); border: 1px solid var(--color-warning-border); border-left-width: 4px; background: var(--color-warning-bg); color: var(--color-warning); font-size: 0.82rem; font-weight: var(--font-weight-strong); }
.individual-review { grid-column: 1 / -1; margin: 0; color: var(--color-warning); font-size: 0.78rem; font-weight: var(--font-weight-medium); letter-spacing: 0.04em; }
.history-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.history-filters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); margin-bottom: var(--space-5); }
.history-filter-actions { grid-column: 1 / -1; display: flex; justify-content: flex-end; gap: var(--space-3); }
.history-card { display: block; padding: var(--space-5); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); box-shadow: var(--shadow-card); text-decoration: none; transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
.history-card:hover { border-color: var(--brand-navy); box-shadow: var(--shadow-elevated); }
.history-card-top { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-4); }
.history-card h2 { margin-bottom: var(--space-1); }
.history-card > p { color: var(--color-text-muted); }
.history-meta, .detail-context dl, .saved-item-card dl { display: grid; gap: var(--space-3); margin: var(--space-4) 0 0; }
.history-meta { grid-template-columns: repeat(3, 1fr); }
.history-meta div, .detail-context dl div, .saved-item-card dl div { display: grid; gap: var(--space-1); }
dt { color: var(--color-text-muted); font-size: 0.72rem; font-weight: var(--font-weight-strong); text-transform: uppercase; }
dd { margin: 0; color: var(--brand-navy-strong); font-weight: var(--font-weight-strong); }
.detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; align-items: start; gap: var(--space-5); margin-bottom: var(--space-6); }
.detail-context dl { grid-template-columns: repeat(2, 1fr); }
.static-summary { position: static; }
.saved-items { display: grid; gap: var(--space-3); }
.saved-item-card { display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, .9fr); align-items: center; gap: var(--space-5); padding: var(--space-4) var(--space-5); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
.saved-item-card h3 { margin-bottom: var(--space-1); color: var(--brand-navy-strong); }
.saved-item-card p { margin: 0; color: var(--color-text-muted); }
.saved-item-card dl { grid-template-columns: repeat(3, 1fr); margin: 0; }
.detail-section, .admin-economics { margin-top: var(--space-6); }
.direct-cost-summary { display: grid; gap: var(--space-2); }
.direct-cost-summary div { display: flex; justify-content: space-between; gap: var(--space-3); padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border); }
.economics-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); margin: var(--space-4) 0; }
.economics-grid div, .version-grid div { display: grid; gap: var(--space-1); }
.version-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.action-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.action-card { display: block; border-top: 3px solid var(--brand-navy); text-decoration: none; }
.action-card > span { color: var(--brand-gold-accent); font-size: .75rem; font-weight: var(--font-weight-heading); }
.action-card h2 { margin: var(--space-3) 0 var(--space-2); }
.action-card p { margin: 0; color: var(--color-text-muted); }
.summary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-5); }
.summary-grid .panel { display: grid; gap: var(--space-1); }
.summary-grid strong { color: var(--brand-navy-strong); font-size: 2rem; }
.summary-grid span { color: var(--color-text-muted); }
.operational-section { margin-top: var(--space-6); }
.user-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-5); }
.user-card { display: grid; gap: var(--space-4); }
.user-card h2, .user-card p { margin-bottom: var(--space-1); }
.user-card p { color: var(--color-text-muted); }
.user-card-status { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.system-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); margin: 0; }
.system-grid div { display: grid; gap: var(--space-1); padding-bottom: var(--space-3); border-bottom: 1px solid var(--color-border); }
@media (max-width: 920px) {
  .calculator-layout, .detail-grid { grid-template-columns: 1fr; }
  .summary-card { position: static; }
  .saved-item-card { grid-template-columns: 1fr; }
  .direct-cost-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .economics-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .history-filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .login-shell { grid-template-columns: 1fr; width: min(100% - 1.25rem, 560px); }
  .login-brand { gap: 0; text-align: center; }
  .login-brand img { width: min(430px, 100%); margin: 0 auto -1rem; }
  .login-brand p:last-child { display: none; }
  .history-grid { grid-template-columns: 1fr; }
  .history-meta, .detail-context dl { grid-template-columns: 1fr 1fr; }
  .service-card { grid-template-columns: 1fr; padding: var(--space-4); }
  .service-card-head, .service-result { grid-column: auto; }
  .service-card-head { flex-wrap: wrap; }
  .service-result { grid-template-columns: 1fr; }
  .measurement-control, .direct-cost-row { grid-template-columns: 1fr; }
  .economics-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .action-grid, .user-card-grid { grid-template-columns: 1fr; }
  .summary-grid { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .login-shell { padding: var(--space-4) 0; }
  .login-brand h1 { font-size: 1.55rem; }
  .history-meta, .detail-context dl, .saved-item-card dl { grid-template-columns: 1fr; }
  .context-strip { display: grid; }
  .context-strip span { min-width: 0; }
  .summary-total { font-size: 2rem; }
  .summary-status, .section-heading, .direct-cost-summary div { display: grid; }
  .direct-cost-row, .economics-grid, .version-grid { grid-template-columns: 1fr; }
  .history-filters, .system-grid { grid-template-columns: 1fr; }
  .history-filter-actions { display: grid; }
}