/* Import a modern, clean font like Inter from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --sbd-primary-color: #00B259;
    --sbd-primary-hover: #00994C;
    --sbd-light-gray-bg: #F5F7F9;
    --sbd-text-color: #2c3e50;
    --sbd-border-color: #e0e6ed;
    --sbd-disabled-color: #bdc3c7;
    --sbd-font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --sbd-card-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    --sbd-card-shadow-hover: 0 7px 25px rgba(44, 62, 80, 0.08);
}

#stellar-brands-container {
    font-family: var(--sbd-font-family);
    background-color: var(--sbd-light-gray-bg);
    padding: 2rem 1.5rem;
    border-radius: 12px;
    margin: 2rem 0;
}

/* --- Navigation --- */
#stellar-brands-container .stellar-brands-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--sbd-border-color);
    margin-bottom: 2rem;
}

#stellar-brands-container .stellar-brands-nav a,
#stellar-brands-container .stellar-brands-nav span {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

#stellar-brands-container .stellar-brands-nav a {
    color: var(--sbd-primary-color);
    background-color: #fff;
    border: 1px solid var(--sbd-border-color);
}

#stellar-brands-container .stellar-brands-nav a:hover {
    background-color: var(--sbd-primary-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--sbd-card-shadow-hover);
    border-color: transparent;
}

#stellar-brands-container .stellar-brands-nav a.active {
    background-color: var(--sbd-primary-color);
    color: #fff;
    border-color: var(--sbd-primary-color);
    box-shadow: 0 0 0 3px rgba(0, 178, 89, 0.3);
}

#stellar-brands-container .stellar-brands-nav span.disabled {
    color: var(--sbd-disabled-color);
    background-color: #fff;
    cursor: not-allowed;
    opacity: 0.7;
}

/* --- Content Area --- */
#stellar-brands-container .stellar-brands-content {
    opacity: 1;
    transition: opacity 0.4s ease-in-out;
}
#stellar-brands-container .stellar-brands-content.sbd-loading {
    opacity: 0.5;
}

#stellar-brands-container .brand-list-section {
    display: none;
    animation: fadeIn 0.5s ease-in-out forwards;
}

#stellar-brands-container .brand-list-section.active {
    display: block;
}

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

#stellar-brands-container .brand-list-heading {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--sbd-text-color);
    margin-bottom: 1.5rem;
    text-align: left;
    min-height: 2.5rem;
}

#stellar-brands-container .brand-list-heading .brand-list-heading-letter {
    font-weight: 700;
}

#stellar-brands-container .sbd-no-brands-message {
    text-align: center;
    font-size: 1.1rem;
    color: #7f8c8d;
    padding: 2rem 0;
}

#stellar-brands-container .brand-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(2, 1fr);
}

#stellar-brands-container .brand-link {
    background-color: #fff;
    padding: 1rem;
    border-radius: 8px;
    text-decoration: none; /* No underline */
    color: var(--sbd-text-color);
    font-weight: 500;
    font-size: 1rem;
    text-align: left;
    box-shadow: var(--sbd-card-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
    border-left: 4px solid transparent;
}

#stellar-brands-container .brand-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--sbd-card-shadow-hover);
    color: var(--sbd-primary-color);
    border-left-color: var(--sbd-primary-color);
    /* The "text-decoration: underline;" line that was here has been REMOVED. */
}

/* --- Responsive Design --- */
@media (min-width: 768px) {
    #stellar-brands-container .brand-grid {
        grid-template-columns: repeat(3, 1fr);
    }
     #stellar-brands-container {
        padding: 2.5rem;
    }
}

@media (min-width: 1024px) {
    #stellar-brands-container .brand-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    #stellar-brands-container .brand-list-heading {
        font-size: 2rem;
        min-height: 3rem;
    }
}