/**
 * Custom Styles - APUS Theme
 *
 * Estilos personalizados según el template del cliente.
 * Incluye: Navbar sticky, animaciones, y componentes específicos.
 *
 * @package Apus_Theme
 * @since 1.0.0
 */

/* ============================================
   NAVBAR STICKY CON ANIMACIONES
   ============================================ */

.navbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.08);
}

.navbar.scrolled {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    background-color: #fff !important;
}

/* Gradient underline animation en hover */
.nav-link {
    position: relative;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem !important;
    font-weight: 500;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, #0d6efd, #0dcaf0);
    transition: transform 0.3s ease;
}

.nav-link:hover {
    color: #0d6efd !important;
    background-color: rgba(13, 110, 253, 0.05);
    border-radius: 4px;
    transform: translateY(-2px);
}

.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Active nav link */
.nav-link.active,
.nav-item.current-menu-item > .nav-link {
    color: #0d6efd !important;
    font-weight: 600;
}

.nav-link.active::after,
.nav-item.current-menu-item > .nav-link::after {
    transform: translateX(-50%) scaleX(1);
}

/* Dropdown animations */
.dropdown-menu {
    border: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    border-radius: 8px;
    animation: slideDown 0.3s ease;
    margin-top: 0.5rem;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    padding: 0.75rem 1.5rem;
    transition: all 0.2s ease;
    font-weight: 400;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: linear-gradient(90deg, rgba(13, 110, 253, 0.1), rgba(13, 202, 240, 0.1));
    color: #0d6efd;
    transform: translateX(5px);
}

.dropdown-item.active {
    background-color: rgba(13, 110, 253, 0.1);
    color: #0d6efd;
}

/* Navbar Brand */
.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: #1a1a1a;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    color: #0d6efd;
    transform: scale(1.05);
}

/* Navbar Toggler (Hamburger) */
.navbar-toggler {
    border: 2px solid rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0.75rem;
    transition: all 0.3s ease;
}

.navbar-toggler:hover {
    border-color: #0d6efd;
    background-color: rgba(13, 110, 253, 0.05);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Mobile Menu Styles */
@media (max-width: 991px) {
    .navbar-collapse {
        margin-top: 1rem;
        padding: 1rem 0;
        border-top: 1px solid rgba(0, 0, 0, 0.1);
    }

    .nav-link {
        padding: 0.75rem 1rem !important;
    }

    .nav-link::after {
        display: none;
    }

    .dropdown-menu {
        border: none;
        box-shadow: none;
        animation: none;
        background-color: rgba(0, 0, 0, 0.02);
        margin-left: 1rem;
        padding: 0.5rem 0;
    }

    .dropdown-item {
        padding: 0.5rem 1rem;
    }

    .dropdown-item:hover {
        transform: none;
    }
}

/* ============================================
   SKIP LINK (Accesibilidad)
   ============================================ */

.skip-link.screen-reader-text {
    position: absolute;
    left: -9999px;
    top: 2.5em;
    z-index: 100000;
    padding: 1em 1.5em;
    background-color: #0d6efd;
    color: #fff;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 4px;
}

.skip-link.screen-reader-text:focus {
    left: 6px;
    outline: 3px solid rgba(13, 110, 253, 0.5);
    outline-offset: 2px;
}

/* ============================================
   SITE CONTENT SPACING
   ============================================ */

.site-content {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

@media (max-width: 767px) {
    .site-content {
        margin-top: 1rem;
        margin-bottom: 1rem;
    }
}

/* ============================================
   WORDPRESS SPECIFIC CLASSES
   ============================================ */

/* WordPress Menu Classes */
.menu-item {
    position: relative;
}

.menu-item-has-children > .nav-link {
    padding-right: 1.5rem !important;
}

/* Submenu Indicator (si se usan íconos) */
.menu-item-has-children > .nav-link::before {
    content: '';
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    opacity: 0.6;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Screen Reader Only Text */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    background-color: #f1f1f1;
    border-radius: 3px;
    box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.6);
    clip: auto !important;
    clip-path: none;
    color: #21759b;
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    height: auto;
    left: 5px;
    line-height: normal;
    padding: 15px 23px 14px;
    text-decoration: none;
    top: 5px;
    width: auto;
    z-index: 100000;
}