/* ==========================================================================
   APEX Auto Parts B2B - Main Stylesheet
   Industrial B2B look: deep navy + safety orange, Inter / Roboto Condensed
   ========================================================================== */

:root {
    --apex-primary: #0f2a4a;        /* deep navy */
    --apex-primary-dark: #0a1f38;
    --apex-accent: #f26b21;         /* safety orange */
    --apex-accent-dark: #d55510;
    --apex-bg: #ffffff;
    --apex-bg-alt: #f4f6f9;
    --apex-text: #1f2937;
    --apex-text-muted: #6b7280;
    --apex-border: #e5e7eb;
    --apex-success: #16a34a;
    --apex-radius: 6px;
    --apex-shadow: 0 2px 12px rgba(15, 42, 74, 0.08);
    --apex-shadow-lg: 0 8px 30px rgba(15, 42, 74, 0.15);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 15px;
    line-height: 1.65;
    color: var(--apex-text);
    background: var(--apex-bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--apex-primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--apex-accent); }
h1, h2, h3, h4 { font-family: 'Roboto Condensed', 'Inter', sans-serif; font-weight: 700; line-height: 1.2; color: var(--apex-primary); }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: 820px; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 10px 22px;
    border-radius: var(--apex-radius);
    font-weight: 600;
    font-size: 14px;
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    transition: all .2s;
    font-family: 'Inter', sans-serif;
}
.btn--lg { padding: 14px 30px; font-size: 15px; }
.btn--block { display: block; width: 100%; }
.btn--primary { background: var(--apex-accent); color: #fff; border-color: var(--apex-accent); }
.btn--primary:hover { background: var(--apex-accent-dark); border-color: var(--apex-accent-dark); color: #fff; }
.btn--outline { background: transparent; color: var(--apex-primary); border-color: var(--apex-primary); }
.btn--outline:hover { background: var(--apex-primary); color: #fff; }
.btn--ghost { background: transparent; color: var(--apex-primary); border-color: var(--apex-border); }
.btn--ghost:hover { border-color: var(--apex-primary); }
.btn--light { background: #fff; color: var(--apex-primary); border-color: #fff; }
.btn--light:hover { background: var(--apex-accent); color: #fff; border-color: var(--apex-accent); }
.btn--wa { background: #25d366; color: #fff; border-color: #25d366; }
.btn--wa:hover { background: #1eb858; border-color: #1eb858; color: #fff; }

/* ---------- Top bar ---------- */
.site-topbar { background: var(--apex-primary-dark); color: #cdd6e2; font-size: 12.5px; padding: 7px 0; }
.site-topbar__inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.site-topbar a { color: #cdd6e2; margin-right: 18px; }
.site-topbar a:hover { color: #fff; }
.site-topbar .dashicons { font-size: 14px; width: 14px; height: 14px; vertical-align: middle; }
.site-topbar__right { display: flex; align-items: center; gap: 16px; }
.site-topbar__tag { opacity: .7; }
.site-topbar__wa { color: #7ee2a8 !important; }

/* ---------- Header ---------- */
.site-header { background: #fff; border-bottom: 1px solid var(--apex-border); position: sticky; top: 0; z-index: 100; box-shadow: 0 1px 0 rgba(0,0,0,.02); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; gap: 24px; }
.site-brand__text { font-family: 'Roboto Condensed', sans-serif; font-size: 26px; font-weight: 700; letter-spacing: 1px; }
.site-brand__apex { color: var(--apex-accent); }
.site-brand__parts { color: var(--apex-primary); }

.site-nav__menu { list-style: none; display: flex; gap: 28px; }
.site-nav__menu a { color: var(--apex-text); font-weight: 500; font-size: 14.5px; padding: 6px 0; border-bottom: 2px solid transparent; }
.site-nav__menu a:hover, .site-nav__menu .current-menu-item > a { color: var(--apex-accent); border-bottom-color: var(--apex-accent); }
.site-nav__menu ul { position: absolute; background: #fff; list-style: none; padding: 10px 0; box-shadow: var(--apex-shadow-lg); border-radius: var(--apex-radius); display: none; }

.site-header__cta { display: flex; align-items: center; gap: 12px; }
.site-header__burger { display: none; background: none; border: none; cursor: pointer; width: 28px; height: 22px; position: relative; }
.site-header__burger span { display: block; height: 2px; background: var(--apex-primary); margin: 5px 0; border-radius: 2px; }

/* ---------- Hero ---------- */
.hero {
    background-color: var(--apex-primary-dark);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #fff;
    padding: 90px 0 100px;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle at 85% 20%, rgba(242,107,33,.2), transparent 45%),
        repeating-linear-gradient(45deg, transparent 0 40px, rgba(255,255,255,.02) 40px 41px);
}
.hero__inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; align-items: center; position: relative; }
.hero__eyebrow { display: inline-block; background: rgba(242,107,33,.15); color: #ffb27a; padding: 6px 14px; border-radius: 30px; font-size: 12.5px; font-weight: 600; letter-spacing: .5px; margin-bottom: 18px; }
.hero__title { color: #fff; font-size: 44px; line-height: 1.15; margin-bottom: 18px; }
.hero__subtitle { color: #b8c5d6; font-size: 16px; margin-bottom: 28px; max-width: 560px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 24px; }
.hero .btn--outline { color: #fff; border-color: rgba(255,255,255,.4); }
.hero .btn--outline:hover { background: #fff; color: var(--apex-primary); }
.hero__badges { list-style: none; display: flex; gap: 22px; flex-wrap: wrap; font-size: 13px; color: #9fb0c5; }

.hero__finder { background: #fff; border-radius: 10px; padding: 28px; box-shadow: var(--apex-shadow-lg); color: var(--apex-text); }
.hero__finder h3 { color: var(--apex-primary); margin-bottom: 16px; font-size: 20px; }

/* ---------- Trust strip ---------- */
.trust-strip { background: #fff; border-bottom: 1px solid var(--apex-border); padding: 32px 0; }
.trust-strip__inner { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; text-align: center; }
.trust-strip__item strong { display: block; font-family: 'Roboto Condensed', sans-serif; font-size: 30px; color: var(--apex-accent); }
.trust-strip__item span { font-size: 13px; color: var(--apex-text-muted); }

/* ---------- Brand wall ---------- */
.brand-wall { background: var(--apex-bg-alt); padding: 36px 0; border-bottom: 1px solid var(--apex-border); }
.brand-wall__label { text-align: center; font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--apex-text-muted); margin-bottom: 20px; font-weight: 600; }
.brand-wall__inner { display: flex; justify-content: center; align-items: center; gap: 40px; flex-wrap: wrap; }
.brand-wall__item {
    font-family: 'Roboto Condensed', sans-serif; font-size: 18px; font-weight: 700;
    color: #9aa6b5; letter-spacing: 1px; opacity: .75; transition: all .25s;
}
.brand-wall__item:hover { color: var(--apex-primary); opacity: 1; }

/* ---------- About preview ---------- */
.about-preview { background: #fff; padding: 80px 0; }
.about-preview__inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.about-preview__img {
    border-radius: 10px; overflow: hidden; box-shadow: var(--apex-shadow-lg);
    aspect-ratio: 4/3; background: linear-gradient(135deg, var(--apex-primary) 0%, #1a3d66 100%);
    display: flex; align-items: center; justify-content: center;
    position: relative;
}
.about-preview__img::after {
    content: '🏭'; font-size: 80px; opacity: .3;
}
.about-preview__label { display: inline-block; color: var(--apex-accent); font-weight: 700; font-size: 13px; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 14px; }
.about-preview__title { font-size: 32px; margin-bottom: 18px; line-height: 1.25; }
.about-preview__desc { color: var(--apex-text-muted); margin-bottom: 24px; font-size: 15px; }
.about-preview__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 28px; }
.about-preview__stat strong { display: block; font-family: 'Roboto Condensed', sans-serif; font-size: 26px; color: var(--apex-primary); }
.about-preview__stat span { font-size: 13px; color: var(--apex-text-muted); }

/* ---------- Sections ---------- */
.section { padding: 70px 0; }
.section--alt { background: var(--apex-bg-alt); }
.section__head { text-align: center; max-width: 680px; margin: 0 auto 44px; }
.section__head h2, .section__title { font-size: 34px; margin-bottom: 12px; }
.section__head p { color: var(--apex-text-muted); }
.section__more { text-align: center; margin-top: 40px; }

/* ---------- Categories ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cat-card {
    background: #fff; border: 1px solid var(--apex-border); border-radius: 10px;
    padding: 36px 20px; text-align: center; transition: all .3s; display: block;
    position: relative; overflow: hidden;
}
.cat-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--apex-accent), var(--apex-accent-dark));
    transform: scaleX(0); transition: transform .3s; transform-origin: left;
}
.cat-card:hover { border-color: transparent; transform: translateY(-5px); box-shadow: 0 12px 30px rgba(15,42,74,.12); color: inherit; }
.cat-card:hover::before { transform: scaleX(1); }
.cat-card__icon {
    width: 64px; height: 64px; margin: 0 auto 14px; border-radius: 50%;
    background: linear-gradient(135deg, #fff5ee 0%, #ffe8d6 100%);
    display: flex; align-items: center; justify-content: center; font-size: 28px;
    transition: all .3s;
}
.cat-card:hover .cat-card__icon { background: var(--apex-accent); }
.cat-card h3 { font-size: 17px; margin-bottom: 6px; }
.cat-card__count { font-size: 12.5px; color: var(--apex-text-muted); }

/* ---------- Product grid ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.product-grid--3 { grid-template-columns: repeat(3, 1fr); }
.product-grid--4 { grid-template-columns: repeat(4, 1fr); }

.product-card {
    background: #fff; border: 1px solid var(--apex-border); border-radius: var(--apex-radius);
    overflow: hidden; transition: all .25s; display: flex; flex-direction: column;
}
.product-card:hover { box-shadow: var(--apex-shadow-lg); transform: translateY(-3px); }
.product-card__img { aspect-ratio: 1/1; background: var(--apex-bg-alt); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.product-card__img img { width: 100%; height: 100%; object-fit: cover; }
.product-card__noimg {
    color: #9aa6b5; font-size: 13px; background: repeating-linear-gradient(45deg, #eef1f5 0 10px, #e3e8ee 10px 20px);
    width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
}
.product-card__noimg--lg { min-height: 380px; }
.product-card__body { padding: 16px; display: flex; flex-direction: column; flex: 1; }
.product-card__oe { font-size: 11.5px; color: var(--apex-accent); font-weight: 600; letter-spacing: .3px; }
.product-card__title { font-size: 15.5px; margin: 6px 0 12px; flex: 1; }
.product-card__title a { color: var(--apex-primary); }
.product-card__title a:hover { color: var(--apex-accent); }
.product-card__actions { display: flex; gap: 8px; }
.product-card__actions .btn { flex: 1; padding: 8px 10px; font-size: 12.5px; }

/* ---------- Why us ---------- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.why-card { background: #fff; border: 1px solid var(--apex-border); border-radius: 10px; padding: 34px 26px; transition: all .3s; }
.why-card:hover { transform: translateY(-4px); box-shadow: var(--apex-shadow-lg); border-color: transparent; }
.why-card__icon {
    width: 56px; height: 56px; margin-bottom: 16px; border-radius: 12px;
    background: linear-gradient(135deg, var(--apex-primary) 0%, #1a3d66 100%);
    display: flex; align-items: center; justify-content: center; font-size: 26px;
}
.why-card h3 { font-size: 18px; margin-bottom: 10px; }
.why-card p { color: var(--apex-text-muted); font-size: 14px; line-height: 1.7; }

/* ---------- CTA banner ---------- */
.cta-banner { background: linear-gradient(135deg, var(--apex-accent) 0%, var(--apex-accent-dark) 100%); color: #fff; padding: 60px 0; text-align: center; }
.cta-banner h2 { color: #fff; font-size: 32px; margin-bottom: 10px; }
.cta-banner p { color: rgba(255,255,255,.9); margin-bottom: 24px; }

/* ---------- Page head ---------- */
.page-head { background: var(--apex-bg-alt); padding: 36px 0; border-bottom: 1px solid var(--apex-border); }
.page-head--sm { padding: 20px 0; }
.page-head__title { font-size: 32px; margin: 8px 0; }
.page-head__desc { color: var(--apex-text-muted); }
.apex-breadcrumb { font-size: 12.5px; color: var(--apex-text-muted); }
.apex-breadcrumb a { color: var(--apex-text-muted); }
.apex-breadcrumb a:hover { color: var(--apex-accent); }

/* ---------- Shop layout ---------- */
.shop-layout { display: grid; grid-template-columns: 260px 1fr; gap: 36px; }
.shop-sidebar__block { background: #fff; border: 1px solid var(--apex-border); border-radius: var(--apex-radius); padding: 20px; margin-bottom: 20px; }
.shop-sidebar__block h4 { font-size: 15px; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--apex-border); }
.side-cats { list-style: none; }
.side-cats li { padding: 7px 0; border-bottom: 1px dashed var(--apex-border); }
.side-cats li:last-child { border-bottom: 0; }
.side-cats span { color: var(--apex-text-muted); font-size: 12px; }

/* ---------- Product detail ---------- */
.product-detail { display: grid; grid-template-columns: 1fr 1.1fr; gap: 44px; margin-bottom: 60px; }
.product-detail__img { background: var(--apex-bg-alt); border-radius: var(--apex-radius); padding: 20px; display: flex; align-items: center; justify-content: center; }
.product-detail__cat { display: inline-block; color: var(--apex-accent); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.product-detail__title { font-size: 30px; margin-bottom: 12px; }
.product-detail__oe { background: #fff5ee; border-left: 3px solid var(--apex-accent); padding: 10px 14px; margin: 14px 0; font-size: 14px; }
.product-detail__desc { margin: 16px 0; color: var(--apex-text); }
.spec-table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 14px; }
.spec-table th, .spec-table td { padding: 10px 12px; border-bottom: 1px solid var(--apex-border); text-align: left; }
.spec-table th { width: 160px; color: var(--apex-text-muted); font-weight: 500; background: var(--apex-bg-alt); }
.product-detail__actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 20px 0 12px; }
.product-detail__note { font-size: 12.5px; color: var(--apex-text-muted); font-style: italic; }
.related-products { margin-top: 50px; padding-top: 40px; border-top: 1px solid var(--apex-border); }

/* ---------- RFQ page ---------- */
.rfq-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 36px; }
.rfq-form { background: #fff; border: 1px solid var(--apex-border); border-radius: var(--apex-radius); padding: 32px; }
.rfq-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.rfq-form__field { margin-bottom: 16px; }
.rfq-form__field label { display: block; font-weight: 600; font-size: 13.5px; margin-bottom: 6px; color: var(--apex-primary); }
.rfq-form__field input, .rfq-form__field select, .rfq-form__field textarea {
    width: 100%; padding: 11px 13px; border: 1px solid var(--apex-border); border-radius: var(--apex-radius);
    font-family: inherit; font-size: 14px; background: #fff;
}
.rfq-form__field input:focus, .rfq-form__field select:focus, .rfq-form__field textarea:focus {
    outline: none; border-color: var(--apex-accent);
}
.rfq-form__hint { font-size: 12px; color: var(--apex-text-muted); margin-top: 5px; }
.rfq-form__privacy { text-align: center; font-size: 12px; color: var(--apex-text-muted); margin-top: 12px; }
.rfq-success { background: #ecfdf5; border: 1px solid #a7f3d0; border-radius: var(--apex-radius); padding: 40px; text-align: center; }
.rfq-success h3 { color: var(--apex-success); margin-bottom: 10px; }

.rfq-aside__card { background: var(--apex-bg-alt); border-radius: var(--apex-radius); padding: 24px; margin-bottom: 20px; }
.rfq-aside__card h3 { font-size: 17px; margin-bottom: 14px; }
.rfq-aside__card ul, .rfq-aside__card ol { padding-left: 20px; }
.rfq-aside__card li { margin-bottom: 8px; font-size: 14px; }

/* ---------- Vehicle finder (shortcode) ---------- */
.apex-vf { display: flex; flex-direction: column; gap: 10px; }
.apex-vf select { width: 100%; padding: 11px 12px; border: 1px solid var(--apex-border); border-radius: var(--apex-radius); font-family: inherit; font-size: 14px; background: #fff; }
.apex-vf .btn { margin-top: 4px; }

/* ---------- Pagination ---------- */
.pagination { margin-top: 36px; text-align: center; }
.pagination .page-numbers { display: inline-block; padding: 8px 14px; border: 1px solid var(--apex-border); margin: 0 3px; border-radius: var(--apex-radius); }
.pagination .current { background: var(--apex-accent); color: #fff; border-color: var(--apex-accent); }

/* ---------- Blog ---------- */
.blog-layout { display: grid; grid-template-columns: 1fr 280px; gap: 36px; }
.blog-post { background: #fff; border: 1px solid var(--apex-border); border-radius: var(--apex-radius); padding: 28px; margin-bottom: 22px; }
.blog-post h2 { margin-bottom: 8px; font-size: 22px; }
.blog-post__meta { font-size: 12.5px; color: var(--apex-text-muted); margin-bottom: 12px; }
.blog-post__excerpt { margin-bottom: 16px; color: var(--apex-text-muted); }

/* ---------- Footer ---------- */
.site-footer { background: var(--apex-primary-dark); color: #9fb0c5; margin-top: 0; }
.site-footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 36px; padding: 56px 24px 40px; }
.site-footer__brand { font-family: 'Roboto Condensed', sans-serif; font-size: 24px; font-weight: 700; margin-bottom: 14px; }
.site-footer__about { font-size: 13.5px; line-height: 1.7; }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 9px; font-size: 13.5px; }
.site-footer a { color: #9fb0c5; }
.site-footer a:hover { color: #fff; }
.site-footer__contact strong { color: #cdd6e2; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 18px 0 0; font-size: 12.5px; }
.site-footer__bottom-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding-bottom: 14px; }
.site-footer__legal a { color: #9fb0c5; }
.site-footer__legal a:hover { color: #fff; }
.site-footer__disclaimer { padding: 12px 0 18px; border-top: 1px solid rgba(255,255,255,.05); }
.site-footer__disclaimer p { font-size: 11.5px; color: #6b7a8f; line-height: 1.6; }

/* ---------- WhatsApp float ---------- */
.wa-float {
    position: fixed; bottom: 24px; right: 24px; width: 56px; height: 56px;
    background: #25d366; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 16px rgba(37,211,102,.4); z-index: 999; transition: transform .2s;
}
.wa-float:hover { transform: scale(1.1); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .hero__inner { grid-template-columns: 1fr; }
    .product-grid, .cat-grid, .why-grid { grid-template-columns: repeat(3, 1fr); }
    .trust-strip__inner { grid-template-columns: repeat(3, 1fr); row-gap: 20px; }
    .product-detail { grid-template-columns: 1fr; }
    .rfq-layout { grid-template-columns: 1fr; }
    .shop-layout { grid-template-columns: 1fr; }
    .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--apex-border); padding: 16px 24px; box-shadow: var(--apex-shadow-lg); }
    .site-nav.is-open { display: block; }
    .site-nav__menu { flex-direction: column; gap: 12px; }
    .site-header__burger { display: block; }
    .hero__title { font-size: 30px; }
    .product-grid, .product-grid--3, .product-grid--4, .cat-grid, .why-grid { grid-template-columns: repeat(2, 1fr); }
    .trust-strip__inner { grid-template-columns: repeat(2, 1fr); }
    .rfq-form__row { grid-template-columns: 1fr; }
    .site-topbar__tag { display: none; }
    .section { padding: 48px 0; }
}

@media (max-width: 480px) {
    .product-grid, .product-grid--3, .product-grid--4, .cat-grid, .why-grid { grid-template-columns: 1fr; }
    .hero__title { font-size: 26px; }
}