/* ════════════════════════════════════════════════════════════
   CATALOG.CSS — styles unique to the public catalog page
   Requires theme.css to be loaded first.
   ════════════════════════════════════════════════════════════ */

/* ─── HERO BAND ─────────────────────────────────────── */
#hero-band {
    margin-top: var(--nav-h);
    background: linear-gradient(130deg, var(--ink) 0%, var(--navy) 100%);
    padding: 3.5rem 2rem 3rem;
    position: relative;
    overflow: hidden;
}

.tb-logo,
.tb-logo img,
.tb-brand {
    border: none;
    outline: none;
    box-shadow: none;
}

.tb-brand {
    -webkit-tap-highlight-color: transparent;
}

.tb-brand:focus,
.tb-brand:focus-visible,
.tb-logo img:focus {
    outline: none;
}

#hero-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(146, 160, 166, 0.1) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse 80% 100% at 80% 50%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 80% 100% at 80% 50%, black, transparent);
}

html[dir="rtl"] #hero-band::before {
    mask-image: radial-gradient(ellipse 80% 100% at 20% 50%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 80% 100% at 20% 50%, black, transparent);
}

.hero-band-inner {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.hb-eyebrow {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--silver);
    opacity: 0.65;
    margin-bottom: 0.5rem;
}

html[lang="ar"] .hb-eyebrow {
    letter-spacing: 0;
    font-size: 0.72rem;
}

.hb-title {
    font-size: clamp(1.8rem, 3.5vw, 3rem);
    color: var(--white);
    font-weight: 700;
}

html[lang="ar"] .hb-title {
    font-family: var(--font-ar);
}

.hb-sub {
    font-size: 0.9rem;
    font-weight: 300;
    color: rgba(242, 242, 242, 0.55);
    margin-top: 0.5rem;
    max-width: 420px;
}

html[lang="ar"] .hb-sub {
    font-family: var(--font-ar);
    font-size: 0.95rem;
}

.hb-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.hb-stat {
    text-align: center;
}

.hb-stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
}

html[lang="ar"] .hb-stat-num {
    font-family: var(--font-ar);
}

.hb-stat-label {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--silver);
    opacity: 0.6;
}

html[lang="ar"] .hb-stat-label {
    letter-spacing: 0;
    font-size: 0.7rem;
}

/* ─── LAYOUT ─────────────────────────────────────────── */
#catalog-layout {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    min-height: 60vh;
}

#catalog-content {
    flex: 1;
    min-width: 0;
    padding: 2.5rem 2rem 4rem;
}

@media (max-width: 600px) {
    #catalog-content {
        padding: 1.5rem 1rem 3rem;
    }
}

/* Brand section */
.brand-section {
    margin-bottom: 4rem;
}

.brand-section:last-child {
    margin-bottom: 0;
}

.brand-section.hidden {
    display: none;
}

.bs-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1.5px solid var(--divider);
    margin-bottom: 1.75rem;
}

.bs-name-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.bs-logo {
    width: 120px;
    height: 80px;

    object-fit: contain;
    object-position: center;

    padding: 4px;
    flex-shrink: 0;
}

.bs-name {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 700;
    color: var(--navy);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.bs-count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--silver);
    border: 1.5px solid var(--divider);
    border-radius: 2rem;
    padding: 0.1rem 0.6rem;
    line-height: 1.6;
    flex-shrink: 0;
}

html[lang="ar"] .bs-count-badge {
    letter-spacing: 0;
}

/* Product grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.25rem;
}

@media (max-width: 500px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
}

/* Product card */
.p-card {
    background: var(--white);
    border: 1px solid var(--divider);
    border-radius: var(--r-lg);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur);
    display: flex;
    flex-direction: column;
}

.p-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 14px 40px rgba(13, 40, 64, 0.13);
    border-color: rgba(13, 40, 64, 0.18);
}

.p-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--cloud);
}

.p-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition: transform 0.5s var(--ease);
}

.p-card:hover .p-img-wrap img {
    transform: scale(1.06);
}

.p-img-error {
    display: none;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--silver);
    opacity: 0.5;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.p-img-error i {
    font-size: 1.8rem;
}

.p-view-overlay {
    position: absolute;
    inset: 0;
    background: rgba(13, 40, 64, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--dur);
}

.p-card:hover .p-view-overlay {
    opacity: 1;
}

.p-view-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--white);
    color: var(--navy);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.5rem 1.1rem;
    border-radius: var(--r-sm);
    transform: translateY(4px);
    transition: transform var(--dur);
}

html[lang="ar"] .p-view-btn {
    letter-spacing: 0;
    font-size: 0.76rem;
}

html[dir="rtl"] #lbPrev i,
html[dir="rtl"] #lbNext i {
    transform: scaleX(-1);
}

.p-card:hover .p-view-btn {
    transform: translateY(0);
}

.p-body {
    padding: 0.9rem 1rem 1rem;
    flex: 1;
}

.p-desc {
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--slate);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ─── LIGHTBOX ────────────────────────────────────────── */
#lightbox {
    position: fixed;
    inset: 0;
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6, 15, 20, 0.9);
    backdrop-filter: blur(8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s var(--ease);
}

#lightbox.open {
    opacity: 1;
    pointer-events: all;
}

.lb-box {
    background: var(--white);
    border-radius: var(--r-lg);
    max-width: min(900px, 94vw);
    max-height: 90vh;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
    transform: scale(0.94);
    transition: transform 0.25s var(--ease);
}

#lightbox.open .lb-box {
    transform: scale(1);
}

@media (max-width: 640px) {
    .lb-box {
        grid-template-columns: 1fr;
        max-height: 88vh;
        overflow-y: auto;
    }
}

.lb-img-col {
    background: var(--cloud);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    min-height: 340px;
}

.lb-img-col img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1.5rem;
    max-height: 520px;
}

.lb-info-col {
    display: flex;
    flex-direction: column;
    padding: 2.25rem 2rem 2rem;
    overflow-y: auto;
}

.lb-brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: rgba(13, 40, 64, 0.07);
    border: 1px solid rgba(13, 40, 64, 0.12);
    border-radius: 2rem;
    padding: 0.3rem 0.85rem 0.3rem 0.3rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--navy);
    margin-bottom: 1.25rem;
    width: fit-content;
}

html[lang="ar"] .lb-brand-badge {
    letter-spacing: 0;
    font-size: 0.76rem;
    padding: 0.3rem 0.3rem 0.3rem 0.85rem;
}

.lb-brand-badge img {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    object-fit: cover;
}

.lb-desc {
    font-size: 0.95rem;
    color: var(--slate);
    line-height: 1.75;
    flex: 1;
}

.lb-nav-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--divider);
}

.lb-counter {
    font-size: 0.75rem;
    color: var(--silver);
    font-weight: 500;
}

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

.lb-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--r-sm);
    border: 1.5px solid var(--divider);
    background: transparent;
    color: var(--slate);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    transition: background var(--dur), border-color var(--dur), color var(--dur);
}

.lb-btn:hover {
    background: var(--navy);
    border-color: var(--navy);
    color: var(--white);
}

.lb-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.lb-close {
    position: absolute;
    top: 1rem;
    inset-inline-end: 1rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(6, 15, 20, 0.65);
    border: none;
    color: var(--cloud);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    z-index: 10;
    transition: background var(--dur);
}

.lb-close:hover {
    background: rgba(6, 15, 20, 0.9);
}

/* ─── LOADING STATE ───────────────────────────────────── */
#loading-state {
    padding: 3rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.25rem;
}

.skel-card {
    border-radius: var(--r-lg);
    overflow: hidden;
    border: 1px solid var(--divider);
}

.skel-img {
    aspect-ratio: 1;
    background: var(--cloud);
    position: relative;
    overflow: hidden;
}

.skel-body {
    padding: 0.9rem 1rem;
}

.skel-line {
    height: 10px;
    border-radius: 2rem;
    background: var(--cloud);
    margin-bottom: 0.5rem;
    position: relative;
    overflow: hidden;
}

.skel-line:last-child {
    width: 70%;
    margin-bottom: 0;
}

.skel-img::after,
.skel-line::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.6) 50%, transparent 100%);
    animation: shimmer 1.4s ease-in-out infinite;
    transform: translateX(-100%);
}

@keyframes shimmer {
    100% {
        transform: translateX(100%);
    }
}

/* ─── ERROR / EMPTY STATES ─────────────────────────────── */
#error-state,
#empty-state {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 2rem;
    text-align: center;
    gap: 1rem;
}

#error-state i,
#empty-state i {
    font-size: 2.5rem;
    color: var(--silver);
    opacity: 0.5;
}

#error-state h3,
#empty-state h3 {
    font-size: 1.2rem;
    color: var(--slate);
    font-family: var(--font-body);
    font-weight: 600;
}

html[lang="ar"] #error-state h3,
html[lang="ar"] #empty-state h3 {
    font-family: var(--font-ar);
}

#error-state p,
#empty-state p {
    font-size: 0.88rem;
    color: var(--silver);
    max-width: 340px;
}

/* ─── FOOTER ───────────────────────────────────────────── */
#footer {
    background: var(--black);
    padding: 1.6rem 2rem;
    border-top: 1px solid rgba(146, 160, 166, 0.07);
}

.footer-row {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--silver);
    opacity: 0.4;
}

.footer-domain {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--silver);
    opacity: 0.55;
    letter-spacing: 0.03em;
}

@media (max-width: 500px) {
    .footer-row {
        flex-direction: column;
        text-align: center;
    }
}

/* ─── MISC ─────────────────────────────────────────────── */
.reveal-fade {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

.reveal-fade.shown {
    opacity: 1;
    transform: translateY(0);
}

/* Prevent the button text from wrapping */
.tb-back {
    white-space: nowrap;
}

/* On mobile screens, hide the text and keep the arrow to save space */
@media (max-width: 500px) {
    .tb-back span {
        display: none;
    }

    /* Optional: Ensure the back button still looks like a nice clickable target */
    .tb-back {
        padding: 0.5rem;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal-fade {
        opacity: 1;
        transform: none;
        transition: none;
    }
}