/* ==========================================================================
   ROBOTICS — Catálogo Unificado — Front Office
   Design system herdado de wedo2/public/css/style.css (tokens + contrato do
   modal "Blueprint Inspector" preservados byte-a-byte — ver ../../CLAUDE.md).
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    --lego-red: #e3000b;
    --lego-red-glow: rgba(227, 0, 11, 0.4);
    --lego-yellow: #ffd500;
    --lego-yellow-glow: rgba(255, 213, 0, 0.4);
    --lego-blue: #006cb7;
    --lego-blue-glow: rgba(0, 108, 183, 0.4);
    --lego-green: #00a859;
    --lego-green-glow: rgba(0, 168, 89, 0.4);
    --lego-orange: #ff6d00;

    --bg-universe: #07090e;
    --bg-base: #0b0f19;
    --bg-card: #121927;
    --bg-card-hover: #182235;
    --bg-elevated: #1e293b;

    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-card: rgba(255, 255, 255, 0.12);
    --border-focus: #ffd500;

    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-yellow: #ffd500;

    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    --shadow-brick: 0 6px 0 rgba(0, 0, 0, 0.35), 0 12px 24px -4px rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 10px 0 rgba(0, 0, 0, 0.4), 0 20px 32px -4px rgba(0, 0, 0, 0.6);
    --glow-lego: 0 0 25px rgba(227, 0, 11, 0.3);

    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.2s var(--ease-smooth);

    /* Cores de marca por sub-sistema — usadas nos badges/pills dos cartões */
    --sys-wedo1: #ff6d00;
    --sys-wedo2: #e3000b;
    --sys-scratch: #ff8c1a;
    --sys-moc: #a855f7;
    --sys-n9686: #00a859;
    --sys-ev3: #006cb7;
    --sys-spike: #00d2ff;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif; }

body {
    background-color: var(--bg-universe);
    color: var(--text-primary);
    min-height: 100vh;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(227, 0, 11, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 108, 183, 0.08) 0%, transparent 40%),
        radial-gradient(circle, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 24px 24px;
}

.app-container { display: flex; min-height: 100vh; }

/* ---- Sidebar de filtros facetados ------------------------------------- */
.sidebar {
    width: 300px;
    flex-shrink: 0;
    background: #080b12;
    border-right: 1px solid var(--border-subtle);
    padding: 24px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.brand-box {
    background: linear-gradient(145deg, #e3000b 0%, #b30008 100%);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    box-shadow: 0 4px 0 #800005, 0 8px 16px rgba(227, 0, 11, 0.4);
    margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.brand-box .logo { font-size: 19px; font-weight: 900; color: #ffd500; text-shadow: 2px 2px 0px #000; letter-spacing: -0.3px; }
.brand-box .sub { font-size: 11px; color: rgba(255,255,255,0.85); margin-top: 2px; font-weight: 600; }

.search-box { margin-bottom: 20px; }
.search-box input {
    width: 100%; background: var(--bg-card); border: 1px solid var(--border-card); color: #fff;
    padding: 10px 14px; border-radius: var(--radius-sm); font-size: 13px; outline: none;
}
.search-box input:focus { border-color: var(--lego-yellow); }

.facet-group { margin-bottom: 22px; }
.facet-group-title { font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); font-weight: 800; margin-bottom: 10px; display: flex; justify-content: space-between; }
.facet-option { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 6px 8px; border-radius: 6px; cursor: pointer; font-size: 13px; color: var(--text-secondary); transition: var(--transition); }
.facet-option:hover { background: rgba(255,255,255,0.05); color: #fff; }
.facet-option.selected { color: #fff; font-weight: 700; }
.facet-option .label { display: flex; align-items: center; gap: 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.facet-option .count { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-muted); }
.facet-swatch { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.facet-check { color: var(--lego-yellow); font-weight: 900; font-size: 13px; line-height: 1; }
.facet-toggle { display: flex; align-items: center; justify-content: space-between; padding: 8px; border-radius: var(--radius-xs); background: var(--bg-card); border: 1px solid var(--border-card); margin-bottom: 8px; cursor: pointer; font-size: 13px; }
.facet-toggle.selected { border-color: var(--lego-yellow); background: rgba(255,213,0,0.08); }
.btn-clear-filters { width: 100%; text-align: center; padding: 8px; font-size: 12px; color: var(--text-muted); background: transparent; border: 1px dashed var(--border-card); border-radius: var(--radius-sm); cursor: pointer; }
.btn-clear-filters:hover { color: #fff; border-color: #fff; }

/* ---- Main --------------------------------------------------------------*/
.main { flex: 1; padding: 32px 40px; min-width: 0; }
.main-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.main-header h1 { font-size: 26px; font-weight: 900; }
.main-header .count { color: var(--text-muted); font-size: 13px; }

.spinner { width: 34px; height: 34px; border: 3px solid rgba(255,255,255,0.15); border-top-color: var(--lego-yellow); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 22px; margin-bottom: 32px; }

.product-card { background: var(--bg-card); border: 1px solid var(--border-card); border-radius: var(--radius-md); overflow: hidden; cursor: pointer; transition: transform 0.25s var(--ease-spring), box-shadow 0.25s var(--ease-smooth), border-color 0.25s var(--ease-smooth); display: flex; flex-direction: column; box-shadow: var(--shadow-brick); position: relative; }
.product-card:hover { transform: translateY(-6px); border-color: var(--lego-yellow); box-shadow: var(--shadow-hover), 0 0 20px rgba(255, 213, 0, 0.2); }

.product-thumb { width: 100%; height: 190px; background: #070a10; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; border-bottom: 1px solid var(--border-subtle); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.product-card:hover .product-thumb img { transform: scale(1.08); }

.card-badges-top { position: absolute; top: 10px; left: 10px; right: 10px; display: flex; justify-content: space-between; pointer-events: none; }
.badge-sku { background: rgba(0, 108, 183, 0.9); color: #fff; padding: 4px 8px; border-radius: 6px; font-size: 10px; font-weight: 800; font-family: 'JetBrains Mono', monospace; }
.badge-system { padding: 4px 9px; border-radius: 6px; font-size: 10px; font-weight: 800; color: #fff; text-transform: uppercase; letter-spacing: 0.3px; }

.product-info { padding: 16px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.product-title { font-size: 14px; font-weight: 800; line-height: 1.35; color: #fff; min-height: 38px; }
.product-hardware-pills { display: flex; gap: 6px; flex-wrap: wrap; margin-top: auto; }
.hw-pill { background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.08); color: var(--text-secondary); padding: 3px 8px; border-radius: 6px; font-size: 10px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }

.pagination-bar { display: flex; justify-content: center; gap: 8px; margin-top: 12px; }
.page-btn { background: var(--bg-card); border: 1px solid var(--border-card); color: #fff; padding: 9px 16px; border-radius: var(--radius-sm); cursor: pointer; font-weight: 700; font-size: 13px; transition: var(--transition); }
.page-btn:hover { border-color: var(--lego-yellow); }
.page-btn.active { background: var(--lego-red); border-color: var(--lego-red); box-shadow: 0 4px 0 #990007; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ---- Botões genéricos ----------------------------------------------------*/
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 700; cursor: pointer; transition: var(--transition); border: none; text-decoration: none; }
.btn-lego-red { background: linear-gradient(180deg, #ff1a24 0%, #e3000b 100%); color: #fff; box-shadow: 0 4px 0 #990007, 0 6px 16px var(--lego-red-glow); border: 1px solid rgba(255,255,255,0.2); }
.btn-lego-red:hover { transform: translateY(-2px); box-shadow: 0 6px 0 #990007, 0 10px 20px var(--lego-red-glow); }
.btn-outline { background: rgba(255, 255, 255, 0.05); color: #fff; border: 1px solid var(--border-card); }
.btn-outline:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; }

.lego-stud-pill { background: #ffd500; color: #000; font-size: 11px; font-weight: 800; padding: 3px 8px; border-radius: 6px; text-transform: uppercase; box-shadow: 0 2px 0 #c2a200; }

/* ---- MODAL "Blueprint Inspector" — contrato inegociável (ver README raiz) */
.modal { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; z-index: 1000; }
.modal.hidden { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(4, 7, 13, 0.85); backdrop-filter: blur(12px); }
.modal-dialog { position: relative; background: var(--bg-card); border: 2px solid var(--border-card); border-radius: var(--radius-lg); width: 92%; max-width: 850px; max-height: 88vh; overflow-y: auto; z-index: 1001; padding: 36px; box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8); }
.modal-close { position: absolute; top: 20px; right: 20px; background: rgba(255, 255, 255, 0.1); border: none; color: #fff; width: 36px; height: 36px; border-radius: 50%; font-size: 22px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.modal-close:hover { background: var(--lego-red); transform: rotate(90deg); }

.blueprint-box { background: #090d16; border: 1px solid var(--border-card); border-radius: var(--radius-md); padding: 20px; margin-top: 20px; }
.blueprint-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.bp-item { background: rgba(255, 255, 255, 0.03); padding: 10px 14px; border-radius: 8px; border-left: 3px solid var(--lego-blue); }
.bp-label { font-size: 11px; color: var(--text-secondary); text-transform: uppercase; font-weight: 700; }
.bp-value { font-size: 14px; font-weight: 700; color: #fff; margin-top: 2px; }

.modal-vid-tab-btn.active { background: #e3000b; color: #fff; border-color: #e3000b; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: var(--bg-elevated); border-radius: 4px; }

@media (max-width: 900px) {
    .app-container { flex-direction: column; }
    .sidebar { width: 100%; height: auto; position: static; }
    .main { padding: 20px; }
}

/* ==========================================================================
   FILTROS AVANÇADOS — características/hardware por sub-sistema (EAV)
   Porte de wedo2/public/css/style.css secção "ADVANCED CHARACTERISTICS
   FILTERS SYSTEM", adaptado aos tokens do ROBOTICS.
   ========================================================================== */
.adv-filters-toggle-btn { padding: 9px 14px; font-size: 13px; font-weight: 700; border-radius: var(--radius-xs); display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(255, 213, 0, 0.4); color: var(--lego-yellow); background: rgba(255, 213, 0, 0.06); cursor: pointer; transition: var(--transition); }
.adv-filters-toggle-btn.hidden { display: none; }
.adv-filters-toggle-btn:hover { background: rgba(255, 213, 0, 0.12); }
.adv-filters-toggle-btn.has-filters { background: rgba(255, 213, 0, 0.18); border-color: var(--lego-yellow); color: #fff; box-shadow: 0 0 14px var(--lego-yellow-glow); }
.adv-filter-count-badge { background: var(--lego-yellow); color: #000; font-weight: 800; font-size: 11px; padding: 1px 7px; border-radius: var(--radius-full); display: none; }

.adv-filters-panel { background: linear-gradient(180deg, #101726 0%, #0c121e 100%); border: 1px solid rgba(255, 213, 0, 0.3); border-radius: var(--radius-sm); padding: 12px 16px; margin-bottom: 16px; box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 24px rgba(255, 213, 0, 0.06); animation: slideDownAdv 0.25s cubic-bezier(0.16, 1, 0.3, 1); }
.adv-filters-panel.hidden { display: none; }
@keyframes slideDownAdv { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

.adv-filters-header { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; padding-bottom: 8px; border-bottom: 1px solid var(--border-subtle); }
.adv-filters-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.adv-filters-search-box { display: flex; align-items: center; gap: 6px; background: rgba(0, 0, 0, 0.35); border: 1px solid var(--border-card); border-radius: var(--radius-xs); padding: 4px 10px; }
.adv-filters-search-box input { background: transparent; border: none; color: #fff; font-size: 12px; outline: none; width: 130px; }
.adv-filters-search-box input::placeholder { color: var(--text-muted); }

.adv-filters-empty { grid-column: 1/-1; text-align: center; color: var(--text-muted); padding: 14px; font-size: 12px; }

.adv-filters-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; margin-top: 10px; max-height: 360px; overflow-y: auto; padding-right: 6px; }
.adv-filters-grid::-webkit-scrollbar { width: 6px; }
.adv-filters-grid::-webkit-scrollbar-track { background: rgba(0, 0, 0, 0.2); border-radius: 4px; }
.adv-filters-grid::-webkit-scrollbar-thumb { background: var(--border-card); border-radius: 4px; }
.adv-filters-grid::-webkit-scrollbar-thumb:hover { background: var(--lego-yellow); }

.adv-filter-card { background: rgba(255, 255, 255, 0.025); border: 1px solid var(--border-subtle); border-radius: var(--radius-xs); padding: 8px; transition: var(--transition); display: flex; flex-direction: column; }
.adv-filter-card:hover { border-color: rgba(255, 255, 255, 0.18); background: rgba(255, 255, 255, 0.04); }
.adv-filter-card.has-selection { border-color: rgba(255, 213, 0, 0.4); background: rgba(255, 213, 0, 0.04); }
.adv-filter-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; gap: 6px; }
.adv-filter-card-title { font-size: 11px; font-weight: 700; color: #fff; display: flex; align-items: center; gap: 5px; text-transform: uppercase; letter-spacing: 0.2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.adv-filter-options { display: flex; flex-wrap: wrap; gap: 4px; }

.adv-filter-chip { background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border-card); color: var(--text-secondary); padding: 3px 7px; border-radius: var(--radius-xs); font-size: 11px; font-weight: 500; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; transition: var(--transition); user-select: none; line-height: 1.3; }
.adv-filter-chip:hover { background: rgba(255, 255, 255, 0.12); color: #fff; border-color: rgba(255, 255, 255, 0.2); }
.adv-filter-chip.active { background: rgba(255, 213, 0, 0.22); border-color: var(--lego-yellow); color: var(--lego-yellow); font-weight: 700; box-shadow: 0 0 8px rgba(255, 213, 0, 0.2); }
.adv-filter-chip .chip-count { font-size: 9px; opacity: 0.75; background: rgba(0, 0, 0, 0.3); padding: 0px 4px; border-radius: 4px; }
.adv-filter-chip.active .chip-count { background: rgba(255, 213, 0, 0.3); color: #fff; opacity: 1; }