/* ================================================
   LEVEL TECH — CATÁLOGO
================================================ */

.lt-catalog-page {
    background: #f0f1f4;
    color: #1a1d2e;
    font-family: var(--font-body);
    min-height: 100svh;
}

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0);
    white-space: nowrap; border: 0;
}

/* ────────────────────────────────────────
   HERO
──────────────────────────────────────── */
.cat-hero {
    background: #fff;
    padding-top: calc(var(--navbar-h) + 3rem);
    border-bottom: 1px solid rgba(0,0,0,.07);
}

.cat-hero-inner {
    max-width: 1340px;
    margin: 0 auto;
    padding: 1.8rem clamp(1.2rem, 3vw, 2.5rem) 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.cat-hero-top {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: .8rem;
}

.cat-back-btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #aaa;
    text-decoration: none;
    padding: .38rem .85rem .38rem .65rem;
    border: 1.5px solid rgba(0,0,0,.1);
    border-radius: 999px;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,.05);
    transition: color .2s, border-color .2s;
}
.cat-back-btn i { font-size: .6rem; }
.cat-back-btn:hover {
    color: var(--color-green);
    border-color: rgba(57,181,74,.4);
}

.cat-hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 4vw, 4.2rem);
    color: #1a1d2e;
    line-height: 1;
    letter-spacing: .03em;
}

.cat-hero-count {
    font-size: .72rem;
    font-weight: 600;
    color: #ccc;
    letter-spacing: .06em;
}

/* Search */
.cat-search-wrap { width: 100%; }

.cat-search-inner {
    position: relative;
    display: flex;
    align-items: center;
    max-width: 620px;
}

.cat-search-icon {
    position: absolute;
    left: 1.1rem;
    color: #b0b4bc;
    font-size: .9rem;
    pointer-events: none;
}

.cat-search-input {
    width: 100%;
    padding: .9rem 2.8rem .9rem 2.9rem;
    border: 1.5px solid rgba(0,0,0,.1);
    border-radius: 12px;
    background: #f5f6f8;
    font-family: var(--font-body);
    font-size: .9rem;
    color: #1a1d2e;
    outline: none;
    transition: border-color .2s, background .2s, box-shadow .2s;
}
.cat-search-input::placeholder { color: #c0c4cc; }
.cat-search-input:focus {
    border-color: var(--color-green);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(57,181,74,.09);
}

.cat-search-clear {
    position: absolute;
    right: .85rem;
    background: none; border: none;
    color: #c0c4cc; cursor: pointer;
    font-size: .8rem; padding: .25rem;
    display: flex; align-items: center;
    transition: color .2s;
}
.cat-search-clear:hover { color: #555; }

/* ────────────────────────────────────────
   LAYOUT — sidebar + main
──────────────────────────────────────── */
.cat-layout {
    max-width: 1340px;
    margin: 0 auto;
    padding: 2.4rem clamp(1.2rem, 3vw, 2.5rem) clamp(3rem, 6vw, 6rem);
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 2rem;
    align-items: start;
}

/* ────────────────────────────────────────
   SIDEBAR
──────────────────────────────────────── */
.cat-sidebar {
    position: sticky;
    top: calc(var(--navbar-h) + 1.4rem);
    background: #fff;
    border-radius: 18px;
    border: 1px solid rgba(0,0,0,.06);
    box-shadow:
        0 4px 24px rgba(0,0,0,.07),
        0 1px 4px rgba(0,0,0,.04);
    overflow: hidden;
}

.cat-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.3rem 1.5rem 1rem;
    border-bottom: 1px solid rgba(0,0,0,.06);
}

.cat-sidebar-title {
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: #888;
}

.cat-clear-all {
    font-size: .72rem;
    font-weight: 700;
    color: var(--color-green);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: opacity .2s;
}
.cat-clear-all:hover { opacity: .7; }

.cat-sidebar-lists { padding: 1rem 1.5rem 1.5rem; }

/* filter sections */
.cat-filter-section { display: flex; flex-direction: column; gap: .2rem; }

.cat-filter-section-title {
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: #aaa;
    margin-bottom: .55rem;
    padding-bottom: .4rem;
    border-bottom: 1px solid rgba(0,0,0,.05);
}

.cat-filter-divider {
    height: 1px;
    background: rgba(0,0,0,.05);
    margin: 1rem 0;
}

/* Checkbox rows */
.cat-filter-cb {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .38rem .4rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background .15s;
    user-select: none;
}
.cat-filter-cb:hover { background: rgba(0,0,0,.04); }
.cat-filter-cb.is-checked { background: rgba(57,181,74,.06); }

.cat-filter-cb-input {
    position: absolute;
    opacity: 0;
    width: 0; height: 0;
    pointer-events: none;
}

.cat-filter-cb-box {
    flex-shrink: 0;
    width: 16px; height: 16px;
    border-radius: 5px;
    border: 1.5px solid rgba(0,0,0,.18);
    background: #fff;
    display: flex; align-items: center; justify-content: center;
    transition: border-color .15s, background .15s;
    position: relative;
}
.cat-filter-cb.is-checked .cat-filter-cb-box {
    background: var(--color-green);
    border-color: var(--color-green);
}
.cat-filter-cb.is-checked .cat-filter-cb-box::after {
    content: '';
    position: absolute;
    width: 9px; height: 5px;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(-45deg) translate(1px, -1px);
}

.cat-filter-cb-label {
    flex: 1;
    font-size: .82rem;
    color: #444;
    line-height: 1.3;
}
.cat-filter-cb.is-checked .cat-filter-cb-label {
    color: #1a1d2e;
    font-weight: 600;
}

.cat-filter-cb-count {
    font-size: .7rem;
    font-weight: 600;
    color: #bbb;
    min-width: 1.4rem;
    text-align: right;
}
.cat-filter-cb.is-checked .cat-filter-cb-count { color: var(--color-green); }

/* ────────────────────────────────────────
   MAIN
──────────────────────────────────────── */
.cat-main { min-width: 0; }

/* Toolbar */
.cat-toolbar {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: 1.6rem;
    flex-wrap: wrap;
}

.cat-filter-toggle {
    display: none;
    align-items: center;
    gap: .45rem;
    padding: .52rem 1rem;
    border: 1.5px solid rgba(0,0,0,.1);
    border-radius: 10px;
    background: #fff;
    font-size: .8rem;
    font-weight: 700;
    color: #444;
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0,0,0,.05);
    transition: border-color .2s;
}
.cat-filter-toggle:hover { border-color: var(--color-green); color: var(--color-green); }

.cat-toolbar-count {
    font-size: .84rem;
    color: #a0a4b0;
    font-weight: 500;
}

.cat-toolbar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: .5rem;
}

.cat-sort-label { font-size: .78rem; color: #a0a4b0; white-space: nowrap; }

.cat-sort {
    padding: .5rem .9rem;
    border: 1.5px solid rgba(0,0,0,.1);
    border-radius: 9px;
    background: #fff;
    font-family: var(--font-body);
    font-size: .82rem;
    color: #333;
    cursor: pointer;
    outline: none;
    box-shadow: 0 1px 4px rgba(0,0,0,.05);
    transition: border-color .2s;
}
.cat-sort:focus { border-color: var(--color-green); }

/* ────────────────────────────────────────
   PRODUCT GRID
──────────────────────────────────────── */
.cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.3rem;
}

/* ── Card ── */
.cat-card {
    background: #fff;
    border-radius: 18px;
    border: 1px solid rgba(0,0,0,.055);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    box-shadow:
        0 2px 8px rgba(0,0,0,.05),
        0 1px 2px rgba(0,0,0,.04);
    transition: box-shadow .3s, transform .3s, border-color .3s;
    position: relative;
}

.cat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    border: 2px solid transparent;
    transition: border-color .3s;
    pointer-events: none;
    z-index: 1;
}

.cat-card:hover {
    box-shadow:
        0 20px 50px rgba(0,0,0,.11),
        0 6px 16px rgba(0,0,0,.07);
    transform: translateY(-5px);
}
.cat-card:hover::before { border-color: rgba(57,181,74,.35); }

/* ── Card imagen / placeholder ── */
.cat-card-img,
.cat-card-placeholder {
    width: 100%;
    height: clamp(160px, 18vw, 200px);
    flex-shrink: 0;
    border-bottom: 1px solid rgba(0,0,0,.055);
}
.cat-card-img {
    object-fit: contain;
    background: #f5f6f8;
}
.cat-card-placeholder {
    background: #eef0f3;
    transition: background .3s;
}
.cat-card:hover .cat-card-placeholder { background: #e8edf1; }

/* Card brand label */
.cat-card-brand {
    font-size: .65rem;
    font-weight: 700;
    letter-spacing: .13em;
    text-transform: uppercase;
    color: #c0c4cc;
}

/* Card body */
.cat-card-body {
    padding: 1.25rem 1.5rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    flex: 1;
}

.cat-card-name {
    font-family: var(--font-body);
    font-size: clamp(1rem, 1.15vw, 1.1rem);
    font-weight: 700;
    color: #1a1d2e;
    line-height: 1.3;
}

.cat-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: .85rem;
    border-top: 1px solid rgba(0,0,0,.05);
}

.cat-card-tipo {
    font-size: .72rem;
    font-weight: 600;
    color: #999;
    background: rgba(0,0,0,.04);
    padding: .25rem .65rem;
    border-radius: 999px;
}

.cat-card-arrow {
    width: 28px; height: 28px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: rgba(0,0,0,.04);
    color: #bbb;
    font-size: .75rem;
    transition: background .2s, color .2s, transform .2s;
}
.cat-card:hover .cat-card-arrow {
    background: var(--color-green);
    color: #fff;
    transform: translateX(2px);
}

/* ── Empty state ── */
.cat-empty[hidden] { display: none !important; }

.cat-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 5rem 2rem;
    text-align: center;
    color: #ccc;
}
.cat-empty i { font-size: 2rem; }
.cat-empty p { font-size: .9rem; color: #aaa; }

.cat-empty-reset {
    padding: .6rem 1.5rem;
    border: 1.5px solid rgba(57,181,74,.4);
    border-radius: 10px;
    background: none;
    color: var(--color-green);
    font-size: .84rem;
    font-weight: 700;
    cursor: pointer;
    transition: background .2s, color .2s;
}
.cat-empty-reset:hover { background: var(--color-green); color: #fff; }

/* ── Pagination ── */
.cat-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.cat-page-btn {
    min-width: 38px; height: 38px;
    padding: 0 .65rem;
    border: 1.5px solid rgba(0,0,0,.1);
    border-radius: 9px;
    background: #fff;
    font-family: var(--font-body);
    font-size: .84rem;
    color: #555;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 1px 4px rgba(0,0,0,.05);
    transition: border-color .2s, background .2s, color .2s;
}
.cat-page-btn:hover  { border-color: var(--color-green); color: var(--color-green); }
.cat-page-btn.active { background: var(--color-green); border-color: var(--color-green); color: #fff; font-weight: 700; }
.cat-page-btn:disabled { opacity: .3; cursor: default; }

/* ────────────────────────────────────────
   MOBILE FILTER DRAWER
──────────────────────────────────────── */
.cat-filter-drawer {
    position: fixed;
    inset: 0 0 0 auto;
    /* env() asegura que el drawer no quede bajo la notch/borde en iPhones */
    width: min(320px, calc(90vw - env(safe-area-inset-right, 0px)));
    padding-right: env(safe-area-inset-right, 0px);
    background: #fff;
    z-index: 8000;
    box-shadow: -10px 0 50px rgba(0,0,0,.15);
    transform: translateX(100%);
    transition: transform .32s cubic-bezier(.4,0,.2,1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.cat-filter-drawer.is-open { transform: translateX(0); }

.cat-filter-drawer-inner {
    flex: 1;
    overflow-y: auto;
    padding: 1.4rem 1.4rem 1rem;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}

.cat-filter-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: .88rem;
    font-weight: 700;
    color: #1a1d2e;
    margin-bottom: .8rem;
}

.cat-filter-drawer-close {
    width: 32px; height: 32px;
    border: none; background: #f0f1f4;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; color: #555; font-size: .9rem;
}

.cat-filter-apply {
    margin: 1.2rem 1.4rem 1.4rem;
    padding: .9rem;
    background: var(--color-green);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: .92rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: .04em;
    box-shadow: 0 4px 16px rgba(57,181,74,.3);
}

.cat-filter-backdrop {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 7999;
    opacity: 0; pointer-events: none;
    transition: opacity .3s;
}
.cat-filter-backdrop.is-open { opacity: 1; pointer-events: auto; }

/* ════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════ */

@media (min-width: 1200px) and (orientation: landscape) and (min-height: 500px) {
    .cat-filter-toggle  { display: none !important; }
    .cat-filter-drawer, .cat-filter-backdrop { display: none; }
}

@media not all and (min-width: 1200px) and (orientation: landscape) and (min-height: 500px) {
    .cat-layout {
        grid-template-columns: 1fr;
        padding: 1.2rem clamp(.9rem, 4vw, 1.5rem) 3rem;
        gap: 0;
    }

    .cat-sidebar       { display: none; }
    .cat-filter-toggle { display: flex; }

    .cat-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: .85rem;
    }

    .cat-search-inner  { max-width: 100%; }
    .cat-search-input  { font-size: 1rem; }
}

/* Móvil portrait — 1 columna */
@media (orientation: portrait) and (max-width: 767px) {
    .cat-grid { grid-template-columns: 1fr; gap: .75rem; }
    .cat-card-placeholder { height: clamp(160px, 45vw, 220px); }
}

/* Móvil landscape + portrait pequeño — ajustes de densidad */
@media (max-width: 520px) {
    .cat-card-body { padding: .9rem 1rem 1rem; }
    .cat-card-name { font-size: .9rem; }
    .cat-card-tipo { display: none; }
}

/* Móvil landscape — 2 columnas, placeholder compacto */
@media (orientation: landscape) and (max-width: 900px) {
    .cat-card-placeholder { height: 100px; }
}