:root {
    --brand-gold: #ffb900;
    --brand-new: #10b981;
    --skeleton-bg: #e2e8f0;
    --card-hover-shadow: 0 40px 60px rgba(0, 53, 102, 0.12);
}

.directory-header {
    background: linear-gradient(135deg, #001d3d, #003566);
    padding: 140px 0 80px;
    color: var(--white);
    text-align: center;
}

.directory-header h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.directory-header p {
    font-size: 1.25rem;
    opacity: 0.8;
    margin-bottom: 40px;
}

/* Buscador Avanzado */
.search-box-wrap {
    max-width: 900px;
    margin: 0 auto;
}

.search-box {
    background: var(--white);
    padding: 12px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    margin-bottom: 24px;
}

.search-input {
    flex-grow: 1;
    display: flex;
    align-items: center;
    padding: 0 15px;
    gap: 10px;
    color: var(--brand-dark);
}

.search-input input {
    border: none;
    background: transparent;
    padding: 12px 0;
    font-size: 1rem;
    width: 100%;
}

.search-input input:focus {
    outline: none;
}

.filter-toggle {
    background: #f1f5f9;
    border: none;
    padding: 12px 20px;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 600;
    color: var(--brand-blue);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

.filter-toggle:hover {
    background: #e2e8f0;
}

/* Quick Chips */
.quick-filters {
    display: flex;
    gap: 12px;
    justify-content: center;
    overflow-x: auto;
    padding: 10px 0;
    margin-bottom: 10px;
}

.quick-filters::-webkit-scrollbar {
    display: none;
}

.chip {
    padding: 10px 20px;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    cursor: pointer;
    font-weight: 500;
    white-space: nowrap;
    transition: var(--transition-smooth);
}

.chip:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chip.active {
    background: var(--brand-red);
    border-color: var(--brand-red);
    color: var(--white);
}

/* Advanced Filters Dropdown */
.advanced-filters {
    background: var(--white);
    border-radius: 20px;
    padding: 30px;
    display: none; /* Toggle via JS */
    color: var(--brand-dark);
    text-align: left;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-top: 10px;
    animation: slideDown 0.3s ease-out;
}

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

.filters-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.filter-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.filter-group select, .filter-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
}

.filters-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    border-top: 1px solid #f1f5f9;
    padding-top: 20px;
}

/* Cards Grid */
.directory-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.directory-meta p strong {
    color: var(--brand-red);
}

.sort-by {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.sort-by select {
    border: none;
    font-weight: 600;
    color: var(--brand-blue);
    cursor: pointer;
    background: transparent;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* Company Card */
.company-card {
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid #f1f5f9;
    transition: var(--transition-smooth);
    position: relative;
    display: flex;
    flex-direction: column;
}

.company-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-hover-shadow);
    border-color: rgba(0, 53, 102, 0.1);
}

.card-header {
    height: 160px;
    position: relative;
    background: #f1f5f9;
}

.header-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.company-logo {
    position: absolute;
    bottom: -25px;
    left: 20px;
    width: 60px;
    height: 60px;
    background: #fff;
    border-radius: 12px;
    padding: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.company-logo img {
    max-width: 100%;
    max-height: 100%;
}

.badge-group {
    position: absolute;
    top: 15px;
    right: 15px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: flex-end;
}

.badge {
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #fff;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.badge.verified { background: var(--brand-blue); }
.badge.premium { background: var(--brand-gold); }
.badge.new { background: var(--brand-new); }

.card-body {
    padding: 40px 25px 25px;
    flex-grow: 1;
}

.company-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--brand-blue);
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.rating-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
}

.stars { color: #facc15; }
.reviews-count { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; }

.coverage-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.tag {
    background: #f8fafc;
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.card-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px 0;
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat span:first-child { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; font-weight: 700; }
.stat span:last-child { font-size: 0.95rem; font-weight: 800; color: var(--brand-dark); }
.stat.price span:last-child { color: var(--brand-red); }

.card-services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 25px;
}

.service-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    text-align: center;
}

.service-icon span:first-child { font-size: 1.2rem; }
.service-icon span:last-child { font-size: 0.65rem; font-weight: 600; color: var(--text-muted); }

.card-footer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.btn-outline {
    background: transparent;
    border: 2px solid #e2e8f0;
    color: var(--brand-blue);
}

.btn-outline:hover {
    background: #f1f5f9;
    border-color: var(--brand-blue);
}

/* Skeleton Loaders */
.skeleton-card {
    height: 500px;
    background: #fff;
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.skeleton-card::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: skeleton-pulse 1.5s infinite;
}

@keyframes skeleton-pulse {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Responses Indicator */
.response-indicator {
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 15px;
}

.dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
}

.infinite-loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-top: 50px;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .filters-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .directory-header h1 { font-size: 2.2rem; }
    .cards-grid { grid-template-columns: 1fr; }
    .search-box { flex-direction: column; padding: 15px; }
    .search-input { width: 100%; }
    .filter-toggle { width: 100%; justify-content: center; }
    .search-box .btn-action { width: 100%; order: 10; }
    .filters-grid { grid-template-columns: 1fr; }
}