.epp-filter-panel{margin:0 0 22px;padding:16px;border:1px solid #dce6ea;border-radius:16px;background:#fff;box-shadow:0 8px 26px rgba(30,55,65,.06)}.epp-filter-heading{display:flex;align-items:center;justify-content:space-between;gap:14px}.epp-filter-heading strong{display:block;font-size:17px;color:#1f3340}.epp-filter-heading small{display:block;margin-top:3px;color:#64748b}.epp-filter-toggle{border:0;background:#eef6f6;color:#0f766e;border-radius:9px;padding:8px 11px;cursor:pointer}.epp-filter-form{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:15px;padding-top:15px;border-top:1px solid #eef2f4}.epp-filter-form label{display:grid;gap:6px}.epp-filter-form label span{font-size:12px;font-weight:700;color:#475569}.epp-filter-form input,.epp-filter-form select{width:100%;min-height:42px;border:1px solid #d7e1e5;border-radius:9px;background:#fff}.epp-filter-actions{display:flex;align-items:center;gap:12px;grid-column:1/-1}.epp-filter-actions a{color:#64748b}.epp-summary{margin:14px 0;padding:14px;border:1px solid #dce7ea;border-radius:14px;background:#f8fbfc}.epp-summary h3{margin:0 0 10px}.epp-summary dl{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:0}.epp-summary dl>div{display:flex;justify-content:space-between;gap:12px;padding:8px 10px;border-radius:8px;background:#fff}.epp-summary dt{color:#64748b}.epp-summary dd{margin:0;font-weight:700}.epp-front-specs>section{margin-bottom:22px}.epp-front-specs>section>h3{padding-bottom:10px;border-bottom:2px solid var(--suntk-primary,#0f766e)}.epp-spec-group{margin-bottom:15px}.epp-spec-group h4{margin:0;padding:10px 12px;border-radius:9px 9px 0 0;background:#f1f5f9;color:#334155}.epp-spec-group table{width:100%;border-collapse:collapse}.epp-spec-group th,.epp-spec-group td{padding:10px 12px;border:1px solid #e2e8f0;text-align:right}.epp-spec-group th{width:34%;background:#fafcfd}.epp-style-cards section{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.epp-style-cards section>h3,.epp-style-cards section>.epp-datasheet{grid-column:1/-1}.epp-style-cards .epp-spec-group{border:1px solid #e2e8f0;border-radius:12px;overflow:hidden}.epp-loop-specs{display:flex;flex-wrap:wrap;gap:5px;margin:6px 0}.epp-loop-specs span{padding:3px 6px;border-radius:6px;background:#f1f5f9;font-size:10px;color:#475569}
@media(max-width:900px){.epp-filter-form{grid-template-columns:repeat(2,1fr)}.epp-style-cards section{grid-template-columns:1fr}}
@media(max-width:520px){.epp-filter-form,.epp-summary dl{grid-template-columns:1fr}.epp-filter-heading{align-items:flex-start}.epp-spec-group th{width:42%}}

/* Smart multi-option backlight filter — v1.1 */
.epp-smart-filter .epp-filter-form{display:block}.epp-filter-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.epp-smart-filter .epp-filter-field{display:grid;gap:6px}.epp-smart-filter .epp-filter-field>span{font-size:12px;font-weight:800;color:#334155}.epp-smart-filter input,.epp-smart-filter select{width:100%;min-height:44px;padding-inline:11px;border:1px solid #d7e1e5;border-radius:10px;background:#fff;color:#172033;box-shadow:0 1px 0 rgba(15,23,42,.02)}.epp-smart-filter input:focus,.epp-smart-filter select:focus{border-color:var(--suntk-primary,#0f766e);box-shadow:0 0 0 3px color-mix(in srgb,var(--suntk-primary,#0f766e) 15%,transparent);outline:0}.epp-range-details{margin-top:13px;padding:10px 12px;border:1px dashed #cbd5e1;border-radius:11px;background:#f8fafc}.epp-range-details summary{cursor:pointer;font-weight:800;color:#334155}.epp-range-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:11px}.epp-active-filters{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.epp-filter-chip{display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border-radius:999px;background:#ecfdf8;color:#0f766e;text-decoration:none;font-size:12px;font-weight:700}.epp-filter-chip b{font-size:17px;line-height:1}.epp-smart-filter .epp-filter-actions{display:flex;align-items:center;gap:14px;margin-top:15px;padding-top:14px;border-top:1px solid #eef2f4}.epp-smart-filter .epp-filter-actions .button{min-height:42px;padding-inline:18px;border:0;border-radius:10px;background:var(--suntk-primary,#0f766e);color:#fff;font-weight:800}.epp-smart-filter .epp-filter-actions a{color:#64748b;text-decoration:none}
@media(max-width:1050px){.epp-filter-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.epp-filter-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.epp-filter-grid,.epp-range-row{grid-template-columns:1fr}.epp-smart-filter .epp-filter-actions{align-items:stretch;flex-direction:column}.epp-smart-filter .epp-filter-actions{text-align:center}}