/* ── Design tokens ──────────────────────────────────────────── */
:root {
    --color-brand:      #003087;
    --color-brand-dark: #00205c;
    --color-accent:     #0052cc;
    --color-bg:         #f5f6f9;
    --color-surface:    #ffffff;
    --color-border:     #dde1e9;
    --color-text:       #111827;
    --color-text-muted: #6b7280;
    --color-hover-bg:   #f0f2f7;
    --color-active-bg:  #e8edf8;
    --radius-sm:        6px;
    --radius:           10px;
    --shadow-sm:        0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
    --shadow:           0 4px 12px rgba(0,0,0,.08);
}

/* ── Reset / Base ───────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html, body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui,
                 "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.65;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

a {
    color: var(--color-accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* ── Bootstrap overrides ────────────────────────────────────── */

/* Buttons */
.btn {
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    padding: 0.45rem 1rem;
    transition: background 0.12s, border-color 0.12s, box-shadow 0.12s;
}

.btn-primary {
    background: var(--color-brand);
    border-color: var(--color-brand);
    color: #fff;
}

.btn-primary:hover, .btn-primary:focus {
    background: var(--color-brand-dark);
    border-color: var(--color-brand-dark);
    color: #fff;
}

.btn-outline-primary {
    color: var(--color-brand);
    border-color: var(--color-brand);
}

.btn-outline-primary:hover {
    background: var(--color-brand);
    border-color: var(--color-brand);
    color: #fff;
}

.btn-outline-secondary {
    color: var(--color-text-muted);
    border-color: var(--color-border);
    background: var(--color-surface);
}

.btn-outline-secondary:hover {
    background: var(--color-hover-bg);
    border-color: #c4c9d4;
    color: var(--color-text);
}

.btn:focus, .btn:active:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.2);
    outline: none;
}

.btn-lg {
    padding: 0.6rem 1.4rem;
    font-size: 0.9375rem;
    border-radius: var(--radius-sm);
}

.btn-sm {
    padding: 0.3rem 0.7rem;
    font-size: 0.8125rem;
}

/* Cards */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.card-body {
    padding: 1.125rem 1.25rem;
}

.card-header {
    background: var(--color-hover-bg);
    border-bottom: 1px solid var(--color-border);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius) var(--radius) 0 0 !important;
}

/* List groups */
.list-group {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.list-group-item {
    border-color: var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 0.9rem;
}

.list-group-item-action {
    transition: background 0.1s;
    color: var(--color-text);
}

.list-group-item-action:hover {
    background: var(--color-hover-bg);
    color: var(--color-text);
    text-decoration: none;
}

.list-group-item-action:active {
    background: var(--color-active-bg);
    color: var(--color-text);
}

.list-group-item-action p,
.list-group-item-action small {
    color: inherit;
}

.list-group-item-action .text-muted,
.list-group-item-action small.text-muted {
    color: var(--color-text-muted) !important;
}

/* Badges */
.badge {
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 4px;
    padding: 0.25em 0.55em;
}

.badge.bg-light {
    background: var(--color-hover-bg) !important;
    color: var(--color-text-muted) !important;
    border: 1px solid var(--color-border) !important;
    font-weight: 500;
}

/* Forms */
.form-control, .form-select {
    border-color: var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    transition: border-color 0.12s, box-shadow 0.12s;
}

.form-control:focus, .form-select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.15);
}

.form-label {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--color-text);
    margin-bottom: 0.375rem;
}

/* Progress bars */
.progress {
    background: var(--color-border);
    border-radius: 99px;
}

.progress-bar {
    border-radius: 99px;
}

/* Alerts */
.alert {
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    border: none;
}

.alert-danger {
    background: #fff1f0;
    color: #a8071a;
    border-left: 3px solid #f5222d;
}

/* Text */
.text-muted {
    color: var(--color-text-muted) !important;
}

small, .small {
    font-size: 0.8125rem;
}

/* ── Hero section ───────────────────────────────────────────── */
.hero {
    padding: 3rem 0 2.5rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 2.5rem;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-brand);
    letter-spacing: -0.04em;
    margin-bottom: 0.75rem;
}

.hero .lead {
    font-size: 1.0625rem;
    color: #4b5563;
    max-width: 560px;
    line-height: 1.7;
    margin-bottom: 1.75rem;
}

@media (max-width: 767px) {
    .hero {
        padding: 1.75rem 0 1.5rem;
        margin-bottom: 1.75rem;
    }

    .hero h1 {
        font-size: 1.875rem;
    }
}

/* ── Headings on pages ──────────────────────────────────────── */
h2 {
    font-size: 1.5rem;
}

h5, h6 {
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0;
}

/* ── Utility ─────────────────────────────────────────────────── */
.font-monospace {
    font-size: 0.8rem;
}

pre {
    font-size: 0.875rem;
    line-height: 1.75;
}

/* ── Blazor internals ───────────────────────────────────────── */
h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #52c41a;
}

.invalid {
    outline: 1px solid #f5222d;
}

.validation-message {
    color: #f5222d;
    font-size: 0.8125rem;
}

#blazor-error-ui {
    color-scheme: light only;
    background: #fff1b8;
    border-top: 2px solid #faad14;
    bottom: 0;
    box-shadow: 0 -2px 8px rgba(0,0,0,.1);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    font-size: 0.875rem;
    color: #614700;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

.blazor-error-boundary {
    background: #fff1f0;
    border-left: 4px solid #f5222d;
    padding: 1rem 1rem 1rem 1.5rem;
    color: #a8071a;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

.app-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    gap: 1.25rem;
    background: #f5f6f9;
}

.app-loading-brand {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: #003087;
    letter-spacing: -0.03em;
}

.loading-progress {
    display: block;
    width: 40px;
    height: 40px;
}

.loading-progress circle {
    fill: none;
    stroke: #dde1e9;
    stroke-width: 5;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}

.loading-progress circle:last-child {
    stroke: #003087;
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.08s ease-in-out;
    stroke-linecap: round;
}

.loading-progress-text {
    display: none;
}

code {
    color: #c2185b;
    font-size: 0.85em;
}