:root {
    --color-app: #f5f7f7;
    --color-surface: #ffffff;
    --color-surface-subtle: #f9fbfa;
    --color-border: #dce4e2;
    --color-border-strong: #c8d4d1;
    --color-text: #172625;
    --color-muted: #61716f;
    --color-accent: #176b62;
    --color-accent-hover: #10584f;
    --color-accent-soft: #e5f3f0;
    --color-success: #2f856a;
    --color-warning: #a56a15;
    --color-danger: #af3f46;
    --radius: 10px;
    --radius-small: 7px;
    --shadow: 0 1px 2px rgba(20,45,42,.04), 0 8px 24px rgba(20,45,42,.05);
    --space-1: .25rem;
    --space-2: .5rem;
    --space-3: .75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-7: 2rem;
    --space-8: 2.5rem;
    --nav-width: 15.5rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 16px; }
body { margin: 0; color: var(--color-text); background: var(--color-app); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: var(--color-accent); }
a:hover { color: var(--color-accent-hover); }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: .45rem; font-size: clamp(1.75rem, 3vw, 2.35rem); line-height: 1.15; letter-spacing: -.035em; }
h2 { font-size: 1.08rem; letter-spacing: -.015em; }
h3 { font-size: .95rem; }
:focus-visible { outline: 3px solid rgba(23,107,98,.28); outline-offset: 2px; }

.page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-6); margin-bottom: var(--space-7); }
.page-subtitle { max-width: 46rem; margin: 0; color: var(--color-muted); font-size: .98rem; }
.eyebrow { margin-bottom: .4rem; color: var(--color-accent); font-size: .7rem; font-weight: 750; letter-spacing: .11em; text-transform: uppercase; }
.page-actions, .button-row, .inline-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.section-header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-4); }
.section-header h2 { margin: 0; }
.section-copy { margin: -.15rem 0 var(--space-5); color: var(--color-muted); font-size: .88rem; }

.button, .btn { display: inline-flex; min-height: 2.45rem; align-items: center; justify-content: center; gap: .4rem; padding: .55rem .9rem; border: 1px solid transparent; border-radius: var(--radius-small); font: inherit; font-size: .82rem; font-weight: 700; line-height: 1.1; text-decoration: none; cursor: pointer; transition: background .15s ease, border-color .15s ease, color .15s ease, transform .15s ease; }
.button:hover, .btn:hover { transform: translateY(-1px); text-decoration: none; }
.button-primary, .btn-primary, .btn-success { color: #fff; background: var(--color-accent); border-color: var(--color-accent); }
.button-primary:hover, .btn-primary:hover, .btn-success:hover { color: #fff; background: var(--color-accent-hover); border-color: var(--color-accent-hover); }
.button-secondary, .btn-secondary, .btn-outline-primary, .btn-outline-success, .btn-outline-secondary { color: var(--color-text); background: var(--color-surface); border-color: var(--color-border-strong); }
.button-secondary:hover, .btn-secondary:hover, .btn-outline-primary:hover, .btn-outline-success:hover, .btn-outline-secondary:hover { color: var(--color-accent); background: var(--color-accent-soft); border-color: #a9c9c3; }
.button-danger, .btn-danger { color: var(--color-danger); background: #fff; border-color: #e2bcc0; }
.button-quiet { min-height: 2.1rem; padding: .4rem .65rem; color: var(--color-muted); background: transparent; border-color: transparent; }
.button-small, .btn-sm { min-height: 2rem; padding: .4rem .65rem; font-size: .76rem; }
.button:disabled, .btn:disabled { cursor: not-allowed; opacity: .55; transform: none; }

.surface, .card, .form-panel { border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface); box-shadow: var(--shadow); }
.surface { padding: var(--space-6); }
.form-panel { max-width: 48rem; padding: var(--space-6); }
.form-panel h2 { margin-bottom: var(--space-5); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.field { display: grid; align-content: start; gap: .4rem; }
.field-wide { grid-column: 1 / -1; }
label, .field-label { color: #344947; font-size: .78rem; font-weight: 700; }
.form-control, .form-select, input:not([type=checkbox]):not([type=hidden]), select { width: 100%; min-height: 2.75rem; padding: .62rem .75rem; color: var(--color-text); border: 1px solid var(--color-border-strong); border-radius: var(--radius-small); background: #fff; font: inherit; font-size: .9rem; }
.form-control:focus, .form-select:focus, input:focus, select:focus { border-color: var(--color-accent); outline: 3px solid rgba(23,107,98,.11); box-shadow: none; }
.form-actions { display: flex; gap: var(--space-2); margin-top: var(--space-5); }
.validation-message, .validation-summary-errors { color: var(--color-danger); font-size: .8rem; }
.validation-summary-errors ul { margin: 0 0 var(--space-4); padding: .7rem 1.75rem; border: 1px solid #e9c4c7; border-radius: var(--radius-small); background: #fff5f5; }
.valid.modified:not([type=checkbox]) { border-color: var(--color-success); }
.invalid { border-color: var(--color-danger) !important; }

.overview-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(18rem, .85fr); gap: var(--space-6); }
.welcome-panel { padding: clamp(1.5rem, 4vw, 2.75rem); color: #eaf4f2; border-radius: var(--radius); background: #183432; box-shadow: var(--shadow); }
.welcome-panel h2 { max-width: 34rem; margin-bottom: .65rem; color: #fff; font-size: clamp(1.4rem, 3vw, 2rem); }
.welcome-panel p { max-width: 38rem; color: #b9ceca; }
.welcome-panel .button-primary { color: #102523; background: #93dacd; border-color: #93dacd; }
.welcome-panel .button-secondary { color: #eaf4f2; background: transparent; border-color: #496562; }
.steps-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.step { position: relative; display: grid; grid-template-columns: 2rem 1fr; gap: .85rem; padding: .85rem 0; border-bottom: 1px solid var(--color-border); counter-increment: steps; }
.step:last-child { border-bottom: 0; }
.step::before { content: counter(steps); display: grid; width: 1.75rem; height: 1.75rem; place-items: center; border-radius: 50%; color: var(--color-accent); background: var(--color-accent-soft); font-size: .72rem; font-weight: 800; }
.step strong, .step span { display: block; }
.step span { margin-top: .1rem; color: var(--color-muted); font-size: .8rem; }
.coming-label { color: var(--color-warning) !important; font-weight: 650; }

.account-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr)); gap: var(--space-4); }
.account-card { position: relative; padding: var(--space-5); overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface); box-shadow: var(--shadow); }
.account-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--color-accent); }
.account-card.archived { opacity: .72; background: #f7f8f8; }
.account-card.archived::before { background: #9aa8a6; }
.account-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3); }
.account-card h3 { margin: 0 0 .2rem; font-size: 1.02rem; }
.account-broker { color: var(--color-muted); font-size: .8rem; }
.account-meta { display: grid; grid-template-columns: 1fr 1fr; gap: .65rem; margin: var(--space-5) 0; }
.meta-label { display: block; color: var(--color-muted); font-size: .67rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.meta-value { display: block; margin-top: .12rem; font-size: .86rem; font-weight: 650; }
.account-actions { display: flex; flex-wrap: wrap; gap: .45rem; padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.status-badge { display: inline-flex; align-items: center; gap: .38rem; padding: .28rem .52rem; border-radius: 999px; font-size: .68rem; font-weight: 750; }
.status-badge > span { width: .38rem; height: .38rem; border-radius: 50%; background: currentColor; }
.status-active, .status-success { color: #216b54; background: #e2f2ec; }
.status-archived, .status-neutral { color: #61716f; background: #edf1f0; }
.status-warning { color: #895a15; background: #fff3d9; }

.empty-state { display: grid; min-height: 17rem; place-items: center; align-content: center; padding: var(--space-7); border: 1px dashed var(--color-border-strong); border-radius: var(--radius); background: var(--color-surface-subtle); text-align: center; }
.empty-state-icon { display: grid; width: 2.75rem; height: 2.75rem; margin-bottom: var(--space-4); place-items: center; border-radius: 50%; color: var(--color-accent); background: var(--color-accent-soft); font-size: 1.25rem; font-weight: 400; }
.empty-state h2 { margin-bottom: .4rem; }
.empty-state p { max-width: 28rem; margin-bottom: var(--space-5); color: var(--color-muted); font-size: .88rem; }

.upload-zone { display: grid; min-height: 10rem; place-items: center; padding: var(--space-6); border: 1px dashed #a9bfbb; border-radius: var(--radius); background: #f8fbfa; text-align: center; }
.upload-zone input[type=file] { max-width: 100%; font-size: .83rem; }
.upload-zone strong { display: block; margin-bottom: .25rem; }
.upload-help { margin: .5rem 0 0; color: var(--color-muted); font-size: .78rem; }
.notice, .alert { margin: var(--space-4) 0; padding: .85rem 1rem; border: 1px solid var(--color-border); border-radius: var(--radius-small); color: var(--color-text); background: var(--color-surface); font-size: .84rem; }
.notice-info { border-color: #b8d7d1; background: #eff8f6; }
.alert-warning { border-color: #eed39d; background: #fff8e8; }
.alert-danger, .text-danger { color: #8d3037; }
.metrics-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr)); gap: var(--space-3); margin: var(--space-5) 0; }
.dashboard-section { margin-top: var(--space-7); min-width: 0; }
.metric { padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-small); background: var(--color-surface-subtle); }
.metric-value { display: block; font-size: 1.35rem; font-weight: 750; letter-spacing: -.03em; }
.metric-label { color: var(--color-muted); font-size: .7rem; font-weight: 700; text-transform: uppercase; }
.detail-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3) var(--space-6); }
.detail-list div { padding-bottom: .65rem; border-bottom: 1px solid var(--color-border); }
.detail-list dt { color: var(--color-muted); font-size: .7rem; font-weight: 700; text-transform: uppercase; }
.detail-list dd { margin: .15rem 0 0; font-size: .86rem; }

.table-shell { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface); box-shadow: var(--shadow); }
.table { width: 100%; margin: 0; border-collapse: collapse; color: var(--color-text); font-size: .82rem; }
.table th { padding: .72rem .85rem; color: var(--color-muted); border-bottom: 1px solid var(--color-border); background: var(--color-surface-subtle); font-size: .68rem; font-weight: 750; letter-spacing: .05em; text-align: left; text-transform: uppercase; white-space: nowrap; }
.table td { padding: .78rem .85rem; border-bottom: 1px solid #e8edec; vertical-align: middle; }
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover { background: #fafcfb; }
.action-badge { display: inline-flex; padding: .22rem .46rem; border-radius: 5px; font-size: .68rem; font-weight: 800; }
.action-buy { color: #216b54; background: #e2f2ec; }
.action-sell { color: #8b4b19; background: #fbead9; }
.numeric { font-variant-numeric: tabular-nums; text-align: right; }
.stack { display: grid; gap: var(--space-6); }
.divider { height: 1px; margin: var(--space-7) 0; background: var(--color-border); }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }

#blazor-error-ui { position: fixed; right: 1rem; bottom: 1rem; left: auto; z-index: 1000; display: none; padding: .8rem 3rem .8rem 1rem; color: #fff; border-radius: var(--radius-small); background: #7e3137; box-shadow: var(--shadow); }
#blazor-error-ui .dismiss { position: absolute; top: .35rem; right: .5rem; color: #fff; border: 0; background: transparent; font-size: 1.2rem; cursor: pointer; }
.blazor-error-boundary { padding: 1rem; color: #fff; border-radius: var(--radius-small); background: var(--color-danger); }
.darker-border-checkbox.form-check-input { border-color: #879693; }

@media (max-width: 760px) {
    .page-header { align-items: flex-start; flex-direction: column; }
    .page-actions { width: 100%; }
    .overview-grid, .form-grid { grid-template-columns: 1fr; }
    .field-wide { grid-column: auto; }
    .detail-list { grid-template-columns: 1fr; }
    .account-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }
@media print {
    .app-sidebar, .topbar, .nav-scrim, #blazor-error-ui { display: none !important; }
    .app-frame, .app-content { display: block !important; width: 100% !important; margin: 0 !important; padding: 0 !important; }
}