body {
    background: #f4f6f9;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at top left, rgba(13,110,253,.16), transparent 30%),
        linear-gradient(135deg, #eef4ff, #ffffff);
}

.login-card {
    width: 100%;
    max-width: 420px;
    border: 0;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(15, 23, 42, .12);
}

.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 265px;
    background: #111827;
    color: #fff;
    padding: 20px 16px;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-brand {
    display: flex;
    gap: 12px;
    align-items: center;
    padding-bottom: 18px;
    margin-bottom: 14px;
    border-bottom: 1px solid rgba(255,255,255,.12);
}

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: #2563eb;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-brand small {
    display: block;
    color: #9ca3af;
    font-size: .78rem;
}

.sidebar-link {
    display: block;
    padding: 11px 12px;
    color: #e5e7eb;
    text-decoration: none;
    border-radius: 12px;
    margin-bottom: 6px;
}

.sidebar-link:hover {
    background: rgba(255,255,255,.08);
    color: #fff;
}

.sidebar-link.disabled {
    opacity: .58;
    cursor: not-allowed;
}

.sidebar-link.logout {
    color: #fecaca;
    margin-top: 20px;
}

.main-content {
    margin-left: 265px;
    width: calc(100% - 265px);
    padding: 24px;
}

.topbar {
    background: #fff;
    border-radius: 18px;
    padding: 18px 22px;
    box-shadow: 0 8px 24px rgba(15,23,42,.06);
    margin-bottom: 22px;
}

.metric-card {
    border: 0;
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(15,23,42,.06);
}

.metric-card .icon {
    font-size: 2rem;
}

.quick-action {
    border-radius: 16px;
    padding: 16px;
    text-decoration: none;
    display: block;
    background: #fff;
    color: #111827;
    box-shadow: 0 8px 24px rgba(15,23,42,.06);
}

.quick-action:hover {
    transform: translateY(-1px);
}

@media (max-width: 900px) {
    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
    }

    .app-shell {
        display: block;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
    }
}


.table td, .table th { vertical-align: middle; }
.badge { font-weight: 600; }
.form-label { font-weight: 600; color: #374151; }
.card-footer { border-top: 1px solid #eef2f7; }
@media (max-width: 640px) {
    .topbar .btn, .card-footer .btn { width: 100%; }
    .card-footer { flex-direction: column; }
}

.clinical-entry{border-left:4px solid #dce8ff;padding:.85rem 1rem;margin-bottom:.85rem;background:#fff;border-radius:.75rem;box-shadow:0 8px 18px rgba(20,40,80,.04)}

/* Ajuste post Fase 30: menú por rol y secciones operativas */
.sidebar-section {
    margin-top: 14px;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,.10);
}

.sidebar-section-title {
    color: #9ca3af;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 0 12px 8px;
}

.sidebar-section .sidebar-link {
    margin-bottom: 4px;
    padding-top: 9px;
    padding-bottom: 9px;
}

.sidebar-link:focus {
    outline: 2px solid rgba(96,165,250,.65);
    outline-offset: 2px;
}

/* Fase 51.1 - UX visual y selectores de archivo uniformes */
:root {
    --vg-primary: #0d6efd;
    --vg-primary-dark: #0a58ca;
    --vg-soft: #f8fafc;
    --vg-border: #dbe3ef;
    --vg-text-muted: #64748b;
}

.main-content {
    background: linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%);
}

.topbar,
.card,
.metric-card {
    border: 1px solid rgba(148, 163, 184, .22);
}

.card,
.metric-card,
.quick-action {
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

.card:hover,
.metric-card:hover,
.quick-action:hover {
    border-color: rgba(13,110,253,.18);
    box-shadow: 0 14px 30px rgba(15,23,42,.08);
}

.form-control,
.form-select,
.btn {
    border-radius: 10px;
}

.form-control:focus,
.form-select:focus {
    border-color: rgba(13,110,253,.55);
    box-shadow: 0 0 0 .22rem rgba(13,110,253,.11);
}

/* Selector nativo de archivo: Chrome, Edge, Safari, Firefox */
input[type="file"].form-control,
input[type="file"].form-control-sm,
input[type="file"] {
    background: #ffffff !important;
    border: 1px solid var(--vg-border) !important;
    color: #334155 !important;
    min-height: 40px;
    padding: 0 !important;
    cursor: pointer;
}

input[type="file"].form-control-sm {
    min-height: 36px;
}

input[type="file"]::file-selector-button {
    background: linear-gradient(180deg, var(--vg-primary), var(--vg-primary-dark)) !important;
    color: #ffffff !important;
    border: 0 !important;
    border-right: 1px solid rgba(255,255,255,.35) !important;
    border-radius: 9px 0 0 9px !important;
    padding: .55rem .9rem !important;
    margin: 0 .75rem 0 0 !important;
    font-weight: 700 !important;
    cursor: pointer !important;
    min-height: 38px;
}

input[type="file"].form-control-sm::file-selector-button {
    padding: .42rem .75rem !important;
    min-height: 34px;
}

input[type="file"]::-webkit-file-upload-button {
    background: linear-gradient(180deg, var(--vg-primary), var(--vg-primary-dark)) !important;
    color: #ffffff !important;
    border: 0 !important;
    border-right: 1px solid rgba(255,255,255,.35) !important;
    border-radius: 9px 0 0 9px !important;
    padding: .55rem .9rem !important;
    margin: 0 .75rem 0 0 !important;
    font-weight: 700 !important;
    cursor: pointer !important;
    min-height: 38px;
}

input[type="file"]::file-selector-button:hover,
input[type="file"]::-webkit-file-upload-button:hover {
    filter: brightness(.96);
}

.vg-file-help {
    display: flex;
    align-items: center;
    gap: .45rem;
    margin-top: .35rem;
    color: var(--vg-text-muted);
    font-size: .82rem;
}

.vg-file-help::before {
    content: "📎";
}

.vg-file-selected {
    color: #0f766e;
    font-weight: 700;
}

/* Mejora de tablas administrativas */
.table {
    --bs-table-hover-bg: #f1f5f9;
}

.table thead th {
    background: #f8fafc;
    color: #0f172a;
    font-size: .86rem;
    border-bottom: 1px solid #dbe3ef;
}

.table tbody td {
    border-color: #e7edf5;
}

.table-responsive {
    border-radius: 14px;
}

/* Alertas y ayudas más legibles */
.alert {
    border-radius: 14px;
}

.form-text,
.text-muted {
    color: #64748b !important;
}

/* Botones más claros */
.btn-primary {
    font-weight: 700;
    box-shadow: 0 6px 14px rgba(13,110,253,.14);
}

.btn-outline-secondary,
.btn-outline-primary {
    font-weight: 650;
}

/* Estados vacíos dentro de tarjetas o tablas */
.vg-empty-state {
    padding: 1.25rem;
    border: 1px dashed #cbd5e1;
    border-radius: 16px;
    background: #f8fafc;
    color: #64748b;
    text-align: center;
}

/* Inputs de color más visibles */
input[type="color"] {
    min-width: 48px;
    min-height: 38px;
    padding: 4px !important;
    border-radius: 10px;
    cursor: pointer;
}

/* Ajuste visual de formularios largos */
.card.card-body form .row.g-2,
.card.card-body form .row.g-3,
form.card .row.g-2,
form.card .row.g-3 {
    row-gap: 1rem !important;
}

@media (max-width: 768px) {
    input[type="file"]::file-selector-button,
    input[type="file"]::-webkit-file-upload-button {
        width: 100%;
        border-radius: 9px 9px 0 0 !important;
        margin: 0 0 .35rem 0 !important;
    }
    input[type="file"].form-control,
    input[type="file"].form-control-sm,
    input[type="file"] {
        min-height: 74px;
        white-space: normal;
    }
}