/**
 * Advanced Brand Showcase PRO - Premium Stylesheet
 * Version: 3.6.0
 */

:root {
    --brand-bg: #FCF9F6;
    --brand-accent: #C28C4B;
    --brand-text: #333333;

    --brand-card-bg: #FFFFFF;
    --brand-card-hover: #FCF9F6;
    --brand-border: #E6D9CB;
    --brand-border-hover: rgba(194, 140, 75, 0.45);
    
    --brand-accent-dark: #A6733B;
    --brand-text-muted: #666666;
    --brand-white: #FFFFFF;
    
    --brand-overlay-bg: rgba(51, 51, 51, 0.85);
    --brand-modal-bg: #FCF9F6;
    --brand-input-bg: #FFFFFF;
    
    --brand-shadow: 0 12px 35px rgba(51, 51, 51, 0.06);
    --brand-shadow-hover: 0 20px 45px rgba(51, 51, 51, 0.12);
    --brand-shadow-btn: 0 8px 20px rgba(194, 140, 75, 0.25);
    
    --brand-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --brand-transition-speed: 0.4s;
    --brand-easing: cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --brand-transition: all var(--brand-transition-speed) var(--brand-easing);
}

.brand-showcase-container {
    max-width: 1400px; 
    margin: 0 auto;
    padding: 35px;
    font-family: var(--brand-font-family);
    color: var(--brand-text);
    background: var(--brand-bg);
    border-radius: 24px;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
}

.brand-showcase-container * { box-sizing: border-box; }

/* ==========================================================================
   A-Z ALPHABET FILTER
   ========================================================================== */
.brand-az-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--brand-border);
}

.az-btn {
    background: var(--brand-card-bg);
    color: var(--brand-text);
    border: 1px solid var(--brand-border);
    border-radius: 6px;
    min-width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--brand-transition);
    padding: 0 10px;
}

.az-btn:hover, .az-btn.active {
    background: var(--brand-accent);
    color: var(--brand-white);
    border-color: var(--brand-accent);
    transform: translateY(-2px);
    box-shadow: var(--brand-shadow-btn);
}

/* ==========================================================================
   HEADER & CONTROLS 
   ========================================================================== */
.brand-view-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    gap: 20px;
}

.brand-filter-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid var(--brand-border);
    border-radius: 50px;
    background: var(--brand-card-bg);
    color: var(--brand-text);
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: var(--brand-transition);
}

.brand-filter-btn:hover:not(:disabled) {
    color: var(--brand-white);
    background: var(--brand-accent);
    border-color: var(--brand-accent);
    transform: translateY(-2px);
    box-shadow: var(--brand-shadow-btn);
}

.brand-filter-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.brand-search-container {
    flex-grow: 1;
    max-width: 400px;
    position: relative;
}

.brand-search-container::before {
    content: "\1F50D";
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    opacity: 0.5;
    pointer-events: none;
}

#brand-search-input {
    width: 100%;
    padding: 14px 20px 14px 45px;
    font-size: 15px;
    border: 2px solid var(--brand-border);
    border-radius: 50px;
    background: var(--brand-input-bg);
    color: var(--brand-text);
    transition: var(--brand-transition);
}

#brand-search-input:focus {
    outline: none;
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 4px rgba(194, 140, 75, 0.15);
}

/* ==========================================================================
   GRID LAYOUTS
   ========================================================================== */
.brand-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr); 
    gap: 25px;
    align-items: stretch;
}

.category-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

/* ==========================================================================
   CARDS UI
   ========================================================================== */
.brand-item {
    position: relative;
    overflow: hidden;
    background: var(--brand-card-bg);
    border: 1px solid var(--brand-border);
    border-radius: 20px;
    cursor: pointer;
    transition: var(--brand-transition);
    box-shadow: var(--brand-shadow);
    display: flex;
    flex-direction: column;
}

.brand-item::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, transparent, var(--brand-accent), transparent);
    opacity: 0;
    transition: opacity var(--brand-transition-speed) ease;
    z-index: 10;
}

.brand-item:hover {
    transform: translateY(-8px) scale(1.02);
    background: var(--brand-card-hover);
    border-color: var(--brand-border-hover);
    box-shadow: var(--brand-shadow-hover);
}

.brand-item:hover::before { opacity: 1; }

.brand-item-inner {
    position: relative;
    z-index: 1;
    padding: 30px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.brand-item img {
    max-width: 100%;
    height: 65px; 
    object-fit: contain;
    margin-bottom: 20px;
    transition: var(--brand-transition);
}

.brand-item:hover img { transform: scale(1.1); }

.brand-item h3 {
    margin: 0;
    color: var(--brand-text);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
    line-height: 1.3;
}

.brand-item:hover h3 { color: var(--brand-accent); }

.category-card { border-width: 2px; }
.category-card img { height: 100px; margin-bottom: 25px; }
.category-card h3 { font-size: 18px; }

/* ==========================================================================
   SKELETON LOADING
   ========================================================================== */
.skeleton-card {
    pointer-events: none;
    background: var(--brand-card-bg);
}
.skeleton-img {
    width: 80%; height: 65px;
    background: #e0e0e0;
    border-radius: 8px;
    margin-bottom: 20px;
    overflow: hidden; position: relative;
}
.skeleton-text {
    width: 60%; height: 15px;
    background: #e0e0e0;
    border-radius: 4px;
    position: relative; overflow: hidden;
}
.skeleton-img::after, .skeleton-text::after {
    content: ""; position: absolute; top: 0; right: 0; bottom: 0; left: 0;
    transform: translateX(-100%);
    background-image: linear-gradient( 90deg, rgba(255,255,255,0) 0, rgba(255,255,255,0.2) 20%, rgba(255,255,255,0.5) 60%, rgba(255,255,255,0) );
    animation: absShimmer 2s infinite;
}

/* ==========================================================================
   MODAL
   ========================================================================== */
.brand-modal {
    position: fixed; z-index: 999999; inset: 0;
    display: flex; align-items: center; justify-content: center;
    visibility: hidden; opacity: 0;
    transition: visibility 0.4s ease, opacity 0.4s ease;
}
.brand-modal.active { visibility: visible; opacity: 1; }

.brand-modal-overlay {
    position: absolute; inset: 0;
    background: var(--brand-overlay-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.brand-modal-content {
    position: relative; z-index: 2;
    width: 100%; max-width: 900px; margin: 20px;
    background: var(--brand-modal-bg);
    border: 1px solid var(--brand-border);
    border-radius: 24px;
    transform: translateY(40px) scale(0.95);
    opacity: 0; transition: var(--brand-transition);
    box-shadow: 0 40px 100px rgba(0,0,0,0.3);
    overflow: hidden;
}
.brand-modal.active .brand-modal-content {
    transform: translateY(0) scale(1); opacity: 1;
}

.brand-modal-close {
    position: absolute; top: 20px; right: 20px;
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    background: var(--brand-card-bg);
    border: 1px solid var(--brand-border); border-radius: 50%;
    color: var(--brand-text); font-size: 24px;
    cursor: pointer; transition: var(--brand-transition); z-index: 10;
}
.brand-modal-close:hover {
    background: var(--brand-accent); color: white;
    border-color: var(--brand-accent); transform: rotate(90deg);
}

.abs-modal-grid { display: grid; grid-template-columns: 1fr 1.5fr; }
.abs-modal-left {
    background: var(--brand-card-bg); padding: 40px;
    border-right: 1px solid var(--brand-border);
    display: flex; flex-direction: column; justify-content: center;
}
.abs-modal-right { padding: 40px; display: flex; flex-direction: column; }

.modal-header-img {
    background: var(--brand-white); padding: 30px;
    border-radius: 16px; margin-bottom: 30px;
    border: 1px solid var(--brand-border); text-align: center;
}
.modal-header-img img { max-width: 100%; max-height: 120px; object-fit: contain; }

.modal-title { margin: 0 0 20px 0; color: var(--brand-text); font-size: 36px; font-weight: 800; line-height: 1.2; }
.brand-desc {
    flex-grow: 1; max-height: 250px; overflow-y: auto;
    padding-right: 20px; margin-bottom: 30px;
    color: var(--brand-text-muted); font-size: 15px; line-height: 1.6;
}

.custom-scrollbar::-webkit-scrollbar { width: 6px; }
.custom-scrollbar::-webkit-scrollbar-track { background: var(--brand-card-bg); border-radius: 10px; }
.custom-scrollbar::-webkit-scrollbar-thumb { background: var(--brand-accent); border-radius: 10px; }
.custom-scrollbar::-webkit-scrollbar-thumb:hover { background: var(--brand-accent-dark); }

.brand-modal-actions { display: flex; flex-direction: column; gap: 15px; }
.brand-inquiry-btn {
    display: flex; align-items: center; justify-content: center;
    padding: 16px 20px; background: var(--brand-text); color: var(--brand-white);
    text-decoration: none; border-radius: 12px; font-size: 15px; font-weight: 700;
    text-transform: uppercase; transition: var(--brand-transition);
}
.brand-inquiry-btn:hover {
    background: var(--brand-accent); color: white;
    transform: translateY(-3px); box-shadow: var(--brand-shadow-btn);
}

.brand-pdf-list { display: flex; flex-wrap: wrap; gap: 12px; }
.brand-pdf-btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 20px; font-size: 13px;
    background: var(--brand-accent); color: var(--brand-white);
    border: 2px solid var(--brand-accent); text-decoration: none;
    border-radius: 10px; font-weight: 700; letter-spacing: 0.5px;
    text-transform: uppercase; transition: var(--brand-transition); cursor: pointer;
}
.brand-pdf-btn:hover {
    background: var(--brand-accent-dark); border-color: var(--brand-accent-dark);
    transform: translateY(-2px); box-shadow: var(--brand-shadow-btn);
}

@keyframes absFadeUp {
    0% { opacity: 0; transform: translateY(30px) scale(0.95); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes absShimmer { 100% { transform: translateX(100%); } }

@media (min-width: 1401px) {
    .brand-grid { grid-template-columns: repeat(7, 1fr); }
    .category-grid { grid-template-columns: repeat(5, 1fr); }
}
@media (max-width: 1200px) {
    .brand-grid { grid-template-columns: repeat(5, 1fr); }
    .category-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}
@media (max-width: 992px) {
    .brand-showcase-container { padding: 25px; }
    .brand-grid { grid-template-columns: repeat(4, 1fr); gap: 15px; }
    .brand-item-inner { padding: 20px 10px; }
    .brand-item img { height: 55px; }
    
    .abs-modal-grid { grid-template-columns: 1fr; }
    .abs-modal-left { border-right: none; border-bottom: 1px solid var(--brand-border); padding: 30px; }
    .abs-modal-right { padding: 30px; }
    .brand-desc { max-height: 200px; }
}
@media (max-width: 768px) {
    .brand-grid { grid-template-columns: repeat(3, 1fr); }
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .brand-view-header { flex-direction: column; align-items: stretch; gap: 15px; }
    .brand-search-container { max-width: 100%; }
    .modal-title { font-size: 28px; }
    .brand-modal-content { max-height: 90vh; overflow-y: auto; }
}
@media (max-width: 480px) {
    .brand-showcase-container { padding: 15px; border-radius: 16px; }
    .brand-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .category-grid { grid-template-columns: repeat(1, 1fr); }
    .brand-item-inner { padding: 15px 10px; }
    .brand-item img { height: 45px; }
    .brand-item h3 { font-size: 13px; }
    .abs-modal-left, .abs-modal-right { padding: 20px; }
    .brand-modal-close { top: 10px; right: 10px; width: 32px; height: 32px; font-size: 20px; }
}/* Dim A-Z buttons that have zero brands */
.az-btn.empty-letter {
    opacity: 0.4;
    pointer-events: none; /* Prevents users from clicking empty letters */
}