/* ===========================================================================
   site.css — MA000120 Award Engine
   Design system: indigo + slate, generous spacing, subtle elevation,
   hover affordances, professional typography.
   =========================================================================== */

:root {
    /* Palette */
    --color-bg:           #f8fafc;
    --color-surface:      #ffffff;
    --color-surface-2:    #f1f5f9;
    --color-border:       #e2e8f0;
    --color-text:         #0f172a;
    --color-text-muted:   #475569;
    --color-text-subtle:  #94a3b8;

    --color-primary:      #4338ca;   /* indigo-700 */
    --color-primary-600:  #4f46e5;
    --color-primary-50:   #eef2ff;
    --color-primary-100:  #e0e7ff;

    --color-success:      #15803d;
    --color-success-50:   #f0fdf4;
    --color-warning:      #b45309;
    --color-warning-50:   #fffbeb;
    --color-danger:       #b91c1c;
    --color-danger-50:    #fef2f2;
    --color-info:         #0e7490;
    --color-info-50:      #ecfeff;

    /* Spacing & radius */
    --radius-sm: 0.375rem;
    --radius:    0.625rem;
    --radius-lg: 1rem;

    --shadow-xs: 0 1px 2px 0 rgb(15 23 42 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(15 23 42 / 0.08), 0 1px 2px -1px rgb(15 23 42 / 0.05);
    --shadow:    0 4px 12px -2px rgb(15 23 42 / 0.10), 0 2px 4px -2px rgb(15 23 42 / 0.06);
    --shadow-lg: 0 16px 32px -8px rgb(15 23 42 / 0.15), 0 4px 8px -4px rgb(15 23 42 / 0.08);
}

/* ---------- Base ----------------------------------------------------------- */

html, body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11', 'ss01';
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5 {
    color: var(--color-text);
    letter-spacing: -0.015em;
    font-weight: 600;
}
h1 { font-weight: 700; letter-spacing: -0.025em; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 120ms ease;
}
a:hover { color: var(--color-primary-600); }

code, .font-monospace {
    font-family: ui-monospace, SFMono-Regular, 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;
    font-size: 0.875em;
    color: #6f42c1;
    background: var(--color-surface-2);
    padding: 0.1em 0.35em;
    border-radius: 0.25em;
}
table code, table .font-monospace { background: transparent; padding: 0; }

main { padding-bottom: 4rem; }

/* ---------- Navbar -------------------------------------------------------- */

.navbar {
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%) !important;
    box-shadow: 0 1px 0 0 rgb(255 255 255 / 0.05) inset, 0 4px 12px -4px rgb(15 23 42 / 0.25);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}
.navbar-brand {
    font-weight: 700;
    letter-spacing: -0.01em;
    color: #fff !important;
}
.navbar-brand i { color: var(--color-primary-100); }
.navbar .nav-link {
    color: rgba(255,255,255,0.78) !important;
    font-weight: 500;
    border-radius: var(--radius-sm);
    padding-left: 0.85rem !important;
    padding-right: 0.85rem !important;
    transition: background 120ms ease, color 120ms ease;
}
.navbar .nav-link:hover  { background: rgba(255,255,255,0.06); color: #fff !important; }
.navbar .nav-link.active { background: rgba(255,255,255,0.10); color: #fff !important; }
.navbar-text { color: rgba(255,255,255,0.55) !important; }

/* ---------- Container & content ------------------------------------------- */

.container-app {
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* ---------- Cards --------------------------------------------------------- */

.card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    box-shadow: var(--shadow-xs);
    transition: box-shadow 160ms ease, transform 160ms ease, border-color 160ms ease;
}
.card.shadow-sm  { box-shadow: var(--shadow-sm); }
.card-header {
    background: transparent;
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    padding: 1rem 1.25rem;
}
.card-header.bg-primary {
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-600) 100%) !important;
    border-bottom: none;
    color: #fff;
}
.card-footer {
    background: var(--color-surface-2);
    border-top: 1px solid var(--color-border);
    padding: 0.85rem 1.25rem;
}
.card-body { padding: 1.5rem; }

/* Hoverable navigation card (e.g. Award details summary tiles) */
.card-tile {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}
.card-tile:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--color-primary-100);
    color: inherit;
}
.card-tile .tile-icon {
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 14px;
    background: var(--color-primary-50);
    color: var(--color-primary);
    font-size: 1.5rem;
    margin: 0 auto 0.75rem;
}
.card-tile.variant-success .tile-icon { background: var(--color-success-50); color: var(--color-success); }
.card-tile.variant-warning .tile-icon { background: var(--color-warning-50); color: var(--color-warning); }
.card-tile.variant-info    .tile-icon { background: var(--color-info-50);    color: var(--color-info); }
.card-tile.variant-slate   .tile-icon { background: #f1f5f9;                  color: #475569; }

/* ---------- KPI/stat cards ------------------------------------------------ */

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-xs);
}
.stat-card .stat-label {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-subtle);
}
.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
    margin-top: 0.25rem;
}
.stat-card .stat-sub {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

/* ---------- Buttons ------------------------------------------------------- */

.btn {
    font-weight: 500;
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.95rem;
    transition: background 120ms ease, border-color 120ms ease, color 120ms ease, box-shadow 120ms ease;
}
.btn-lg  { padding: 0.75rem 1.4rem; font-size: 1rem; }

.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

.btn-success {
    background: var(--color-success);
    border-color: var(--color-success);
}
.btn-success:hover { background: #166534; border-color: #166534; }

.btn-outline-primary {
    color: var(--color-primary);
    border-color: var(--color-primary-100);
    background: var(--color-primary-50);
}
.btn-outline-primary:hover {
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-secondary {
    color: var(--color-text-muted);
    border-color: var(--color-border);
    background: #fff;
}
.btn-outline-secondary:hover {
    background: var(--color-surface-2);
    color: var(--color-text);
    border-color: var(--color-text-subtle);
}

/* ---------- Forms --------------------------------------------------------- */

.form-label {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
}
.form-control, .form-select {
    border-color: var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.55rem 0.8rem;
    transition: border-color 120ms ease, box-shadow 120ms ease;
}
.form-control:focus, .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgb(67 56 202 / 0.12);
}
.form-text { color: var(--color-text-muted); font-size: 0.8rem; }
.input-group-text {
    background: var(--color-surface-2);
    border-color: var(--color-border);
    color: var(--color-text-muted);
}

/* Step badge (1) Award (2) Employment Type (3) Classification */
.form-label .badge.rounded-circle {
    width: 1.4em; height: 1.4em;
    line-height: 1.4em;
    padding: 0;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--color-primary) !important;
    color: #fff !important;
    font-weight: 700;
    margin-right: 0.4rem;
}

/* ---------- Badges & alerts ---------------------------------------------- */

.badge {
    font-weight: 500;
    padding: 0.35em 0.6em;
    border-radius: 999px;
    letter-spacing: 0.01em;
}
.badge.bg-success   { background: var(--color-success) !important; }
.badge.bg-warning   { background: var(--color-warning) !important; color: #fff !important; }
.badge.bg-danger    { background: var(--color-danger)  !important; }
.badge.bg-secondary { background: #64748b !important; }

.alert {
    border-radius: var(--radius);
    border: 1px solid transparent;
    padding: 0.85rem 1rem;
}
.alert-success { background: var(--color-success-50); border-color: #bbf7d0; color: #14532d; }
.alert-warning { background: var(--color-warning-50); border-color: #fde68a; color: #78350f; }
.alert-danger  { background: var(--color-danger-50);  border-color: #fecaca; color: #7f1d1d; }
.alert-info    { background: var(--color-info-50);    border-color: #a5f3fc; color: #155e75; }

/* ---------- Tables -------------------------------------------------------- */

.table {
    color: var(--color-text);
    --bs-table-bg: var(--color-surface);
}
.table thead.table-dark {
    --bs-table-bg: #0f172a;
    --bs-table-color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.78rem;
}
.table thead.table-light {
    --bs-table-bg: var(--color-surface-2);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.78rem;
}
.table > :not(caption) > * > * { padding: 0.75rem 0.95rem; }
.table-hover > tbody > tr:hover > * { background: var(--color-primary-50); }

tfoot .table-success td { background: var(--color-success-50) !important; }

/* ---------- Accordions (Award Rules) ------------------------------------- */

.accordion {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-surface);
}
.accordion-item { border: none; border-bottom: 1px solid var(--color-border); }
.accordion-item:last-child { border-bottom: none; }
.accordion-button {
    padding: 0.85rem 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    background: var(--color-surface);
}
.accordion-button:not(.collapsed) {
    background: var(--color-primary-50);
    color: var(--color-primary);
    box-shadow: none;
}

/* ---------- Day-type pill on Pay Calculator ------------------------------ */

.day-type-display .badge {
    font-size: 0.8rem;
}

/* ---------- Footer -------------------------------------------------------- */

.app-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-subtle);
    padding: 1.2rem 0;
    font-size: 0.85rem;
}
.app-footer a { color: var(--color-text-muted); }
.app-footer a:hover { color: var(--color-primary); }

/* ---------- Misc ---------------------------------------------------------- */

.text-muted, .text-secondary { color: var(--color-text-muted) !important; }
hr { border-color: var(--color-border); opacity: 1; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow    { box-shadow: var(--shadow)    !important; }

/* Award/Sync chip buttons (Create page) */
.award-chip {
    border-radius: 999px;
    padding: 0.3rem 0.7rem;
    font-size: 0.78rem;
    font-weight: 500;
}