/* =============================================
   AppCierto – Brand Overrides
   Rojo: #E53228  |  Verde: #27AE35
   Gradiente: 135deg #E53228 → #27AE35
   ============================================= */

:root {
    --ac-red:         #E53228;
    --ac-red-dark:    #C8281F;
    --ac-green:       #27AE35;
    --ac-green-dark:  #1E8E2A;
    --ac-gradient:    linear-gradient(135deg, #E53228 0%, #27AE35 100%);
    --ac-nav-bg:      #1B1F3B;
    --ac-nav-bg2:     #131729;
    --bs-primary:     #E53228;
    --bs-primary-rgb: 229, 50, 40;
    --bs-success:     #27AE35;
    --bs-success-rgb: 39, 174, 53;
}

/* ── Topnav ────────────────────────────────────────────── */
nav.sb-topnav {
    background: var(--ac-nav-bg) !important;
    border-bottom: 3px solid transparent;
    border-image: var(--ac-gradient) 1;
}

.sb-topnav .navbar-brand {
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: 0.2px;
    color: #fff !important;
    padding: 0 1rem;
}

.brand-app    { color: #E53228; font-weight: 900; }
.brand-cierto { color: #27AE35; font-weight: 900; }
.brand-admin  { color: rgba(255,255,255,0.55); font-weight: 400; font-size: 0.78em; margin-left: 4px; letter-spacing: 0.5px; text-transform: uppercase; vertical-align: middle; }

/* ── Sidebar ────────────────────────────────────────────── */
.sb-sidenav-dark {
    background: linear-gradient(180deg, #1B1F3B 0%, #131729 100%) !important;
    color: rgba(255,255,255,0.6) !important;
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link {
    color: rgba(255,255,255,0.58) !important;
    border-left: 3px solid transparent;
    padding-left: 1rem !important;
    transition: all 0.18s ease;
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link:hover,
.sb-sidenav-dark .sb-sidenav-menu .nav-link.selected {
    color: #fff !important;
    background: rgba(39, 174, 53, 0.11) !important;
    border-left-color: #27AE35 !important;
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link .sb-nav-link-icon,
.sb-sidenav-dark .sb-sidenav-menu .nav-link .sb-sidenav-collapse-arrow {
    color: rgba(255,255,255,0.32) !important;
    transition: color 0.18s;
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link:hover .sb-nav-link-icon,
.sb-sidenav-dark .sb-sidenav-menu .nav-link.selected .sb-nav-link-icon {
    color: #27AE35 !important;
}

.sb-sidenav-dark .sb-sidenav-footer {
    background: rgba(0,0,0,0.22) !important;
    border-top: 1px solid rgba(255,255,255,0.07) !important;
}

/* ── Botones primarios ──────────────────────────────────── */
.btn-primary {
    background-color: var(--ac-red) !important;
    border-color: var(--ac-red) !important;
    color: #fff !important;
    font-weight: 600;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--ac-red-dark) !important;
    border-color: var(--ac-red-dark) !important;
    box-shadow: 0 0 0 0.2rem rgba(229, 50, 40, 0.3) !important;
}

.btn-primary:disabled,
.btn-primary.disabled {
    background-color: var(--ac-red) !important;
    border-color: var(--ac-red) !important;
    opacity: 0.55;
}

/* ── Utilidades de color ────────────────────────────────── */
.bg-primary    { background-color: var(--ac-red) !important; }
.text-primary  { color: var(--ac-red) !important; }
.border-primary { border-color: var(--ac-red) !important; }
.bg-success    { background-color: var(--ac-green) !important; }
.text-success  { color: var(--ac-green) !important; }

/* ── Cards modernas ─────────────────────────────────────── */
.card {
    border-radius: 0.85rem !important;
    box-shadow: 0 2px 14px rgba(0,0,0,0.07) !important;
    border: 1px solid rgba(0,0,0,0.06) !important;
}

.card-header {
    border-radius: 0.85rem 0.85rem 0 0 !important;
    font-weight: 600;
    font-size: 0.91rem;
    background-color: rgba(0,0,0,0.03) !important;
    border-bottom: 1px solid rgba(0,0,0,0.07) !important;
}

.card.bg-primary .card-header,
.card.bg-warning .card-header,
.card.bg-danger  .card-header,
.card.bg-success .card-header {
    background-color: rgba(0,0,0,0.12) !important;
    border-bottom-color: rgba(0,0,0,0.12) !important;
}

/* ── Scroll-to-top ──────────────────────────────────────── */
#scroll-to-top {
    background: var(--ac-gradient) !important;
    border: none !important;
    box-shadow: 0 3px 10px rgba(229, 50, 40, 0.35) !important;
}

/* ── Focus rings ────────────────────────────────────────── */
.form-control:focus,
.form-select:focus {
    border-color: var(--ac-green) !important;
    box-shadow: 0 0 0 0.2rem rgba(39, 174, 53, 0.2) !important;
}

/* ── Tabla ──────────────────────────────────────────────── */
.derecha { text-align: right !important; }
.table { overflow-x: auto; white-space: nowrap; }
.bold  { font-weight: bold; }

/* ── Login ──────────────────────────────────────────────── */
body.bg-primary {
    background: #f0f2f5 !important;
    min-height: 100vh;
}

.login-header {
    background: var(--ac-gradient) !important;
    padding: 28px 45px !important;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 110px;
}

.login-logo {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.5px;
}

.login-logo .logo-app    { color: #fff; text-shadow: 0 2px 8px rgba(0,0,0,0.2); }
.login-logo .logo-cierto { color: rgba(255,255,255,0.88); text-shadow: 0 2px 8px rgba(0,0,0,0.2); }
.login-logo .logo-check  { font-size: 1.6rem; margin-right: 8px; opacity: 0.9; }

.login-card-footer {
    font-size: 0.75rem;
    color: #6c757d;
    text-align: center;
    padding-top: 0.5rem;
}