:root {
    --primary: #0b57d0;
    --on-primary: #fff;
    --primary-container: #d3e3fd;
    --on-primary-container: #041e49;
    --background: #f8fafd;
    --surface: #fff;
    --surface-low: #f8f9fa;
    --surface-container: #f1f3f4;
    --text: #1f1f1f;
    --text-secondary: #5f6368;
    --outline: #747775;
    --outline-variant: #dadce0;
    --error: #b3261e;
    --error-container: #f9dedc;
    --success: #137333;
    --success-container: #e6f4ea;
    --warning: #b06000;
    --warning-container: #fef7e0;
}

* { box-sizing: border-box; }
html { font-family: "Roboto", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text); background: var(--background); }
body { margin: 0; min-width: 320px; }
button, input, select, textarea { font: inherit; }
button, a, input, select, textarea { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 60%, transparent); outline-offset: 2px; }
.material-symbols-rounded { font-size: 21px; font-variation-settings: "FILL" 0, "wght" 500, "GRAD" 0, "opsz" 24; }
.guest-page { min-height: 100vh; background: radial-gradient(circle at 10% 5%, #e6efff, transparent 32rem), var(--background); }
.guest-shell { min-height: 100vh; display: grid; place-items: center; padding: 32px; }
.login-panel { width: min(100%, 960px); display: grid; grid-template-columns: 1.1fr .9fr; overflow: hidden; background: var(--surface); border: 1px solid var(--outline-variant); border-radius: 24px; }
.login-panel.compact { width: min(100%, 880px); }
.login-intro { padding: 56px; background: var(--primary-container); color: var(--on-primary-container); }
.login-intro h1 { margin: 20px 0 12px; font-size: 36px; line-height: 44px; font-weight: 500; letter-spacing: -1px; }
.login-intro > p:last-of-type { font-size: 16px; line-height: 24px; max-width: 480px; }
.brand-mark { width: 40px; height: 40px; display: inline-grid; place-items: center; border-radius: 14px; background: var(--primary); color: var(--on-primary); font-size: 20px; font-weight: 700; }
.brand-mark.large { width: 56px; height: 56px; border-radius: 18px; font-size: 28px; }
.eyebrow { margin: 18px 0 0; color: var(--primary); font-size: 12px; line-height: 16px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.trust-list { display: grid; gap: 12px; margin-top: 40px; }
.trust-list span { display: flex; align-items: center; gap: 10px; font-size: 14px; }
.login-form-card { padding: 56px 48px; align-self: center; }
.login-form-card h2 { margin: 0 0 8px; font-size: 28px; line-height: 36px; font-weight: 500; }
.supporting { margin: 0; color: var(--text-secondary); font-size: 14px; line-height: 20px; }
.form-stack { display: grid; gap: 18px; margin-top: 32px; }
.outlined-field { position: relative; display: block; height: 56px; border: 1px solid var(--outline); border-radius: 12px; background: var(--surface); }
.outlined-field > span { position: absolute; top: -9px; left: 12px; padding: 0 5px; background: var(--surface); color: var(--text-secondary); font-size: 12px; line-height: 16px; }
.outlined-field input { width: 100%; height: 100%; padding: 14px 16px 8px; border: 0; border-radius: inherit; background: transparent; color: var(--text); font-size: 16px; outline: 0; }
.outlined-field:focus-within { border: 2px solid var(--primary); }
.outlined-field:focus-within > span { color: var(--primary); }
.outlined-field.invalid { border-color: var(--error); }
.field-error { margin: -12px 0 0 12px; color: var(--error); font-size: 12px; line-height: 16px; }
.form-link { color: var(--primary); font-size: 14px; font-weight: 500; text-align: center; text-decoration: none; }
.form-link:hover { text-decoration: underline; }
.notice { position: fixed; top: 20px; left: 50%; z-index: 50; width: min(calc(100% - 32px), 640px); padding: 12px 16px; transform: translateX(-50%); border-radius: 12px; font-size: 14px; }
.notice.success { border: 1px solid color-mix(in srgb, var(--success) 35%, transparent); background: var(--success-container); color: var(--success); }
.notice.error { border: 1px solid color-mix(in srgb, var(--error) 35%, transparent); background: var(--error-container); color: var(--error); }
.check-row { display: flex; align-items: center; gap: 10px; color: var(--text-secondary); font-size: 14px; }
.check-row input { width: 18px; height: 18px; accent-color: var(--primary); }
.button { min-height: 40px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 22px; border: 0; border-radius: 999px; font-weight: 500; font-size: 14px; line-height: 20px; cursor: pointer; }
.button.filled { background: var(--primary); color: var(--on-primary); }
.button.filled:hover:not(:disabled) { background: color-mix(in srgb, var(--primary) 92%, #000); }
.button.tonal { background: var(--primary-container); color: var(--on-primary-container); }
.button.outlined { border: 1px solid var(--outline); background: transparent; color: var(--primary); }
.button.text { padding: 0 12px; background: transparent; color: var(--primary); }
.button.full { width: 100%; margin: 16px 0; }
.button:disabled { opacity: .52; cursor: not-allowed; }
.spinner { display: none; width: 18px; height: 18px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .8s linear infinite; }
.button.loading .button-label { display: none; }
.button.loading .spinner { display: block; }
@keyframes spin { to { transform: rotate(360deg); } }
.app-page { min-height: 100vh; background: var(--background); }
.navigation-drawer { position: fixed; inset: 0 auto 0 0; z-index: 30; width: 272px; padding: 18px 16px 24px; overflow-y: auto; border-right: 1px solid var(--outline-variant); background: var(--surface-low); }
.brand-row { display: flex; align-items: center; gap: 12px; padding: 0 8px 18px; }
.brand-copy { font-size: 16px; line-height: 18px; font-weight: 500; }
.brand-copy small { color: var(--text-secondary); font-size: 12px; font-weight: 400; }
.environment-card { display: flex; align-items: center; gap: 12px; padding: 12px; margin-bottom: 8px; border: 1px solid var(--outline-variant); border-radius: 12px; background: var(--surface); }
.environment-card > .material-symbols-rounded { color: var(--primary); }
.environment-card div { display: grid; gap: 3px; min-width: 0; }
.environment-card strong { overflow: hidden; font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.environment-card small { color: var(--text-secondary); font-size: 12px; }
.nav-label { margin: 22px 16px 6px; color: var(--text-secondary); font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.nav-item { min-height: 48px; display: flex; align-items: center; gap: 14px; padding: 0 16px; border-radius: 24px; color: var(--text); font-size: 14px; font-weight: 500; text-decoration: none; }
.nav-item:hover:not(.disabled) { background: var(--surface-container); }
.nav-item.active { background: var(--primary-container); color: var(--on-primary-container); }
.nav-item.disabled { color: color-mix(in srgb, var(--text-secondary) 62%, transparent); cursor: default; }
.app-frame { min-height: 100vh; margin-left: 272px; }
.top-bar { position: sticky; top: 0; z-index: 20; height: 64px; display: flex; align-items: center; gap: 12px; padding: 0 24px; border-bottom: 1px solid var(--outline-variant); background: color-mix(in srgb, var(--surface) 94%, transparent); backdrop-filter: blur(12px); }
.top-title { flex: 1; font-size: 18px; font-weight: 500; }
.top-actions { display: flex; align-items: center; gap: 8px; }
.icon-button { width: 40px; height: 40px; display: inline-grid; place-items: center; padding: 0; border: 0; border-radius: 50%; background: transparent; color: var(--text-secondary); cursor: pointer; }
.icon-button:hover { background: var(--surface-container); }
.menu-button { display: none; }
.avatar { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; background: var(--primary-container); color: var(--on-primary-container); font-weight: 700; }
.content-area { padding: 32px; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.page-heading h1 { margin: 4px 0 4px; font-size: 28px; line-height: 36px; font-weight: 500; }
.page-heading p:last-child { margin: 0; color: var(--text-secondary); font-size: 14px; line-height: 20px; }
.connection-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.status-chip { min-height: 32px; display: inline-flex; align-items: center; gap: 7px; padding: 0 12px; border-radius: 999px; background: var(--surface-container); color: var(--text-secondary); font-size: 12px; font-weight: 500; }
.status-chip.sandbox { background: var(--primary-container); color: var(--on-primary-container); }
.status-chip.accepted { background: var(--success-container); color: var(--success); }
.status-chip.success { background: var(--success-container); color: var(--success); }
.status-chip.error { background: var(--error-container); color: var(--error); }
.status-dot { width: 8px; height: 8px; display: inline-block; border-radius: 50%; background: var(--outline); }
.status-dot.sandbox { background: var(--primary); }
.status-dot.neutral { background: var(--outline); }
.metric-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 24px; }
.metric-card, .surface-card { border: 1px solid var(--outline-variant); border-radius: 16px; background: var(--surface); }
.metric-card { min-height: 144px; padding: 20px; }
.metric-card > .material-symbols-rounded { color: var(--primary); }
.metric-card p { margin: 22px 0 4px; color: var(--text-secondary); font-size: 14px; }
.metric-card strong { font-size: 24px; line-height: 32px; font-weight: 500; }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(280px, .85fr); gap: 16px; margin-top: 16px; }
.surface-card { padding: 20px; }
.surface-card + .surface-card { margin-top: 16px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 20px; }
.field { display: grid; gap: 6px; color: var(--text-secondary); font-size: 13px; font-weight: 500; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 11px 14px; border: 1px solid var(--outline); border-radius: 12px; background: var(--surface); color: var(--text); outline: 0; }
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border: 2px solid var(--primary); padding: 10px 13px; }
.field .invalid { border-color: var(--error); }
.error-text { color: var(--error); font-size: 12px; font-weight: 400; }
.full-span { grid-column: 1 / -1; }
.form-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 20px; }
.table-wrap { width: 100%; margin-top: 16px; overflow-x: auto; }
.table-wrap table { width: 100%; border-collapse: collapse; white-space: nowrap; }
.table-wrap th, .table-wrap td { min-height: 52px; padding: 14px 12px; border-bottom: 1px solid var(--outline-variant); text-align: left; font-size: 13px; }
.table-wrap th { height: 48px; color: var(--text-secondary); font-weight: 500; }
.table-wrap td small { color: var(--text-secondary); }
.card-heading { display: flex; justify-content: space-between; gap: 16px; }
.card-heading h2 { margin: 0 0 4px; font-size: 18px; line-height: 24px; font-weight: 500; }
.card-heading p { margin: 0; color: var(--text-secondary); font-size: 12px; }
.empty-state { min-height: 220px; display: grid; place-items: center; align-content: center; text-align: center; color: var(--text-secondary); }
.empty-state > .material-symbols-rounded { color: var(--primary); font-size: 42px; }
.empty-state h3 { margin: 12px 0 4px; color: var(--text); font-size: 16px; font-weight: 500; }
.empty-state p { max-width: 420px; margin: 0; font-size: 13px; line-height: 20px; }
.health-list { display: grid; gap: 0; margin: 16px 0 0; }
.health-list div { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-top: 1px solid var(--outline-variant); }
.health-list dt, .health-list dd { margin: 0; font-size: 13px; }
.health-list dt { color: var(--text-secondary); }
.health-list dd { text-align: right; font-weight: 500; }
.success-text { color: var(--success); }
.scrim { display: none; }
@media (max-width: 900px) {
    .navigation-drawer { transform: translateX(-100%); transition: transform .2s ease; }
    .app-frame { margin-left: 0; }
    .menu-button { display: inline-grid; }
    .app-page[data-navigation="open"] .navigation-drawer { transform: translateX(0); }
    .app-page[data-navigation="open"] .scrim { position: fixed; inset: 0; z-index: 25; display: block; background: rgba(0,0,0,.32); }
    .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .dashboard-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .guest-shell { padding: 0; }
    .login-panel { min-height: 100vh; grid-template-columns: 1fr; border: 0; border-radius: 0; }
    .login-intro { padding: 32px 24px; }
    .login-intro h1 { font-size: 28px; line-height: 36px; }
    .trust-list { display: none; }
    .login-form-card { padding: 32px 24px 48px; }
    .top-bar { padding: 0 12px; }
    .top-actions .status-chip, .top-actions .icon-button, .top-actions .button.text { display: none; }
    .content-area { padding: 24px 16px; }
    .page-heading { align-items: flex-start; flex-direction: column; }
    .metric-grid { grid-template-columns: 1fr; }
    .metric-card { min-height: 124px; }
    .form-grid { grid-template-columns: 1fr; }
    .full-span { grid-column: auto; }
    .form-actions { align-items: stretch; flex-direction: column-reverse; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; } }