:root {
    --ktr-header: #b83d46;
    --ktr-customer-header: #2f766f;
    --ktr-ink: #20252b;
    --ktr-muted: #65717d;
    --ktr-line: #dce1e5;
    --ktr-accent: #147d7a;
    --rz-primary: #147d7a;
    --rz-primary-light: #d9efed;
    --rz-primary-dark: #0d615f;
}

html, body { background: var(--rz-body-background-color, #fff); color: var(--rz-text-color, var(--ktr-ink)); font-family: Arial, Helvetica, sans-serif; margin: 0; }
h1:focus { outline: none; }
h1 { font-size: 1.75rem; margin: 0 0 0.25rem; }
h2 { font-size: 1.15rem; margin: 0; }

.platform-admin-shell { --ktr-shell-color: var(--ktr-header); }
.customer-shell { --ktr-shell-color: var(--ktr-customer-header); }
.application-shell .rz-header, .application-shell .rz-footer { background: var(--ktr-shell-color); color: #fff; }
.app-header { background: var(--ktr-shell-color); color: #fff; height: 100%; min-height: 68px; padding: 0 1.25rem; }
.app-header-icon { font-size: 1.7rem; }
.app-title { font-size: 1.3rem; }
.user-name { font-size: 0.9rem; }
.header-icon-button.rz-button { aspect-ratio: 1; border-radius: 50% !important; box-sizing: border-box; flex: 0 0 36px; height: 36px !important; max-height: 36px; max-width: 36px; min-height: 36px; min-width: 36px !important; padding: 0 !important; width: 36px !important; }
.header-icon-button.rz-button .rzi { margin: 0; }
.app-header form { display: flex; margin: 0; }
.side-menu { border: 0; }
.content { padding: 1.5rem; }

.app-footer { align-items: center; background: var(--ktr-shell-color); color: #fff; display: flex; font-size: 0.82rem; justify-content: space-between; min-height: 40px; padding: 0 1.5rem; }
.app-footer-context { color: rgb(255 255 255 / 78%); }
.app-footer-database { align-items: center; color: rgb(255 255 255 / 88%); display: flex; gap: 0.65rem; }
.app-footer-database > span { align-items: center; display: inline-flex; gap: 0.3rem; }
.app-footer-database .rzi { font-size: 1rem; }
.page-header, .section-header, .toolbar, .row-actions, .form-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.page-header { justify-content: space-between; margin: 0.5rem 0 1.25rem; }
.section-header { justify-content: space-between; margin: 1.5rem 0 0.85rem; }
.detail-label { color: var(--rz-text-secondary-color, var(--ktr-muted)); font-size: 0.875rem; }
.row-actions { gap: 0.4rem; }
.form-actions { border-top: 1px solid var(--ktr-line); margin-top: 1.5rem; padding-top: 1.25rem; }

.customer-form { max-width: 960px; }
.billing-form { max-width: 1280px; }
.invoice-total { border-top: 1px solid var(--rz-border-color, var(--ktr-line)); margin-top: 1.25rem; padding-top: 1rem; }
.rz-numeric input[data-select-all-on-click] { text-align: right; }

.dashboard-grid { border-bottom: 1px solid var(--ktr-line); border-top: 1px solid var(--ktr-line); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-bottom: 1.5rem; }
.dashboard-tile { align-items: center; display: grid; gap: 0.35rem; grid-template-columns: auto 1fr auto; min-height: 82px; padding: 0 1.25rem; }
.dashboard-tile + .dashboard-tile { border-left: 1px solid var(--ktr-line); }
.dashboard-tile .rzi { color: var(--ktr-accent); font-size: 1.6rem; }
.dashboard-tile strong { font-size: 1.45rem; }
.dashboard-tile-warning .rzi { color: #c97918; }

.confirmation-code { font-size: 1rem; font-weight: 700; letter-spacing: 0; }
.confirmation-input { text-transform: uppercase; width: 100%; }
.login-page { display: grid; gap: 0.75rem; justify-items: center; max-width: 100%; width: 448px; }
.login-access-header { align-items: center; background: var(--ktr-header); border-radius: 4px; box-shadow: 0 1px 2px rgb(0 0 0 / 18%); box-sizing: border-box; display: flex; justify-content: space-between; min-height: 50px; padding: 0.45rem 0.6rem 0.45rem 0.85rem; width: 100%; }
.login-brand { align-items: center; color: #fff; display: inline-flex; gap: 0.55rem; }
.login-brand .rzi { color: #fff; font-size: 1.55rem; }
.login-brand strong { font-size: 1.25rem; }
.login-language-selector { display: inline-flex; gap: 0.25rem; }
.login-language-option { color: rgb(255 255 255 / 82%); font-size: 0.78rem; font-weight: 700; min-width: 2.25rem; padding: 0.35rem 0.55rem; text-align: center; text-decoration: none; }
.login-language-option:hover { background: rgb(255 255 255 / 14%); color: #fff; }
.login-language-option.selected { background: #fff; color: var(--ktr-header); }
.login-panel { background: var(--rz-base-background-color, #fff); border: 1px solid var(--rz-border-color, var(--ktr-line)); border-radius: 6px; box-sizing: border-box; max-width: 100%; padding: 1.5rem; width: 448px; }
.login-heading { align-items: center; border-bottom: 1px solid var(--ktr-line); display: flex; gap: 0.8rem; margin-bottom: 1.25rem; padding-bottom: 1rem; }
.login-heading .rzi { color: var(--ktr-header); font-size: 1.7rem; }
.login-fields { display: grid; gap: 0.4rem; }
.login-fields label { font-size: 0.85rem; font-weight: 600; margin-top: 0.35rem; }
.login-fields input { width: 100%; }
.login-remember { align-items: center; color: #36556f; display: flex; font-size: 0.86rem; gap: 0.6rem; margin: 1rem 0; }
.login-checkbox input[type="checkbox"] { appearance: none; background: #fff; border: 1px solid #8e9aa4; border-radius: 2px; cursor: pointer; display: grid; flex: 0 0 18px; height: 18px; margin: 0; place-content: center; width: 18px; }
.login-checkbox input[type="checkbox"]::before { background: #fff; clip-path: polygon(14% 44%, 0 59%, 39% 100%, 100% 19%, 82% 0, 37% 62%); content: ""; height: 9px; transform: scale(0); width: 11px; }
.login-checkbox input[type="checkbox"]:checked { background: var(--ktr-accent); border-color: var(--ktr-accent); }
.login-checkbox input[type="checkbox"]:checked::before { transform: scale(1); }
.login-checkbox input[type="checkbox"]:focus-visible { outline: 2px solid rgb(20 125 122 / 30%); outline-offset: 2px; }
.login-submit { justify-content: center; min-height: 36px; width: 100%; }
.login-submit-content { align-items: center; display: inline-flex; gap: 0.4rem; justify-content: center; }
.login-submit-content[hidden] { display: none; }
.login-submit-spinner { animation: login-submit-spin 0.75s linear infinite; border: 2px solid rgb(255 255 255 / 45%); border-radius: 50%; border-top-color: #fff; height: 14px; width: 14px; }
.login-submit:disabled { cursor: wait; opacity: 0.8; }
.account-form-submit { margin-top: 1.25rem; }
.account-status-message { line-height: 1.4; margin-bottom: 1rem; }
.login-links { border-top: 1px solid var(--ktr-line); display: flex; flex-direction: column; gap: 0.15rem; margin-top: 1.25rem; padding-top: 0.75rem; }
.login-links .rz-link { align-items: center; border-radius: 3px; color: #36556f; display: inline-flex; font-size: 0.86rem; gap: 0.55rem; min-height: 34px; padding: 0.35rem 0.5rem; text-decoration: none; }
.login-links .rz-link:hover { background: #eef2f4; color: var(--ktr-accent); }
.login-links .rzi { color: var(--ktr-muted); font-size: 1.15rem; }
.confirmation-page, .confirmation-panel { width: 520px; }
.confirmation-panel { padding: 2rem; }
.confirmation-panel .login-heading { margin-bottom: 1.5rem; padding-bottom: 1.25rem; }
.confirmation-panel .login-heading h1 { font-size: 1.65rem; line-height: 1.2; }
.confirmation-message { line-height: 1.45; padding: 1rem 1.1rem; }
.confirmation-actions { margin-top: 1.5rem; padding-top: 1rem; }
.settings-page { border-bottom: 1px solid var(--rz-border-color, var(--ktr-line)); max-width: 900px; }
.settings-section { align-items: center; border-top: 1px solid var(--rz-border-color, var(--ktr-line)); display: flex; gap: 2rem; justify-content: space-between; min-height: 96px; padding: 1rem 0.5rem; }
.settings-section-heading { align-items: center; display: flex; gap: 0.85rem; }
.settings-section-heading > .rzi { color: var(--rz-primary); font-size: 1.5rem; }
.settings-section-heading > div { display: grid; gap: 0.25rem; }
.password-settings { border-bottom: 1px solid var(--rz-border-color, var(--ktr-line)); border-top: 1px solid var(--rz-border-color, var(--ktr-line)); max-width: 560px; padding: 1.25rem 0.5rem; }
.password-submit-row { margin-top: 1.25rem; }
.password-submit { justify-content: center; width: 100%; }
.password-actions { margin-top: 1.5rem; }
.valid.modified:not([type=checkbox]) { outline: 1px solid #268c4c; }
.invalid { outline: 1px solid #c93636; }
.validation-message { color: #c93636; font-size: 0.86rem; line-height: 1.35; margin-top: 0.1rem; }

#blazor-error-ui { background: #fff3cd; border-top: 1px solid #ffe69c; bottom: 0; box-shadow: 0 -1px 4px rgb(0 0 0 / 20%); display: none; left: 0; padding: 0.75rem 3rem 0.75rem 1.25rem; position: fixed; width: 100%; z-index: 2000; }
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 1rem; top: 0.65rem; }

@keyframes login-submit-spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
    .login-submit-spinner { animation: none; }
}

@media (max-width: 720px) {
    .content { padding: 1rem; }
    .app-subtitle, .user-name { display: none; }
    .dashboard-grid { grid-template-columns: 1fr; }
    .dashboard-tile + .dashboard-tile { border-left: 0; border-top: 1px solid var(--ktr-line); }
    .settings-section { align-items: flex-start; flex-direction: column; gap: 1rem; }
}