/* ============================================ */
/* NAVEGACIÓN */
/* ============================================ */
.liquid-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 45px;
    width: auto;
    display: block;
}

.nav-menu {
    display: flex;
    gap: 0.25rem;
    list-style: none;
}

.nav-link {
    padding: 0.5rem 0.9rem;
    color: var(--dark);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    white-space: nowrap;
}

.nav-link svg {
    width: 15px;
    height: 15px;
    opacity: 0.5;
}

.nav-link:hover,
.nav-link:focus {
    background: var(--glass-hover);
    color: var(--primary);
    outline: 2px solid var(--primary);
    outline-offset: -2px;
}

.nav-link.active {
    background: rgba(0, 118, 45, 0.08);
    color: var(--primary);
    font-weight: 600;
}

.dropdown {
    position: relative;
}

.dropdown-mega {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    min-width: 600px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
}

.dropdown:hover .dropdown-mega,
.dropdown:focus-within .dropdown-mega {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.mega-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.mega-grid.cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

.mega-column h3 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: 0.75rem;
    padding-bottom: 0.4rem;
    border-bottom: 2px solid var(--gold);
}

.mega-column ul {
    list-style: none;
}

.mega-link {
    display: block;
    padding: 0.35rem 0.4rem;
    color: var(--dark);
    text-decoration: none;
    font-size: 0.85rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.mega-link:hover,
.mega-link:focus {
    background: var(--glass-hover);
    color: var(--primary);
    padding-left: 0.6rem;
    outline: 2px solid var(--primary);
    outline-offset: -2px;
}

.service-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.2rem 0.8rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.service-card:hover,
.service-card:focus {
    background: rgba(255, 255, 255, 0.8);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 118, 45, 0.2);
    outline: 2px solid var(--primary);
    outline-offset: -2px;
}

.service-card svg {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.service-card strong {
    color: var(--dark);
    font-size: 0.85rem;
    margin-bottom: 0.15rem;
}

.service-card span {
    color: #888;
    font-size: 0.72rem;
}

.nav-actions {
    display: flex;
    gap: 0.5rem;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1000;
    background: none;
    border: none;
    padding: 5px;
}

.menu-toggle span {
    width: 26px;
    height: 2.5px;
    background: var(--dark);
    border-radius: 3px;
    transition: all 0.3s;
}

.menu-toggle:focus {
    outline: 2px solid var(--primary);
    border-radius: 4px;
}

.chevron {
    width: 10px;
    height: 10px;
    transition: transform 0.3s;
}

.dropdown:hover .chevron,
.dropdown:focus-within .chevron {
    transform: rotate(180deg);
}

/* Buscador accesible */
.search-form {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.search-form input {
    padding: 0.5rem 1rem;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-family: 'Inter', sans-serif;
}

.search-form input:focus {
    outline: 2px solid var(--primary);
    border-color: var(--primary);
}

.search-form button {
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.search-form button:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}