/* =========================================================================
   Salter Installations — main stylesheet
   Layout, components and responsive rules. Colours, fonts and sizes are
   supplied as CSS custom properties from the Customizer (see
   inc/customizer-output.php), so this file is intentionally token-driven.
   ========================================================================= */

/* ---------- Layout primitives ---------- */
.si-container { width: 100%; max-width: var(--si-container, 1200px); margin: 0 auto; padding: 0 24px; }
.si-main { display: block; }
.si-section { padding: 84px 0; }
.si-section-head { text-align: center; max-width: 760px; margin: 0 auto 56px; }
.si-eyebrow { display: inline-block; font-family: var(--si-heading-font); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; color: var(--si-secondary); margin-bottom: 12px; }
.si-section-title { font-size: var(--si-h2-size); }
.si-section-sub { color: var(--si-muted); font-size: 1.1rem; }

.si-grid { display: grid; gap: 28px; }
.si-grid-2 { grid-template-columns: repeat(2, 1fr); }
.si-grid-3 { grid-template-columns: repeat(3, 1fr); }
.si-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Buttons ---------- */
.si-btn {
    display: inline-flex; align-items: center; gap: 10px;
    font-family: var(--si-heading-font); font-weight: 600; font-size: 1rem;
    padding: 14px 28px; border-radius: var(--si-btn-radius, 8px);
    border: 2px solid transparent; cursor: pointer; transition: all .2s ease;
    line-height: 1; text-align: center;
}
.si-btn-primary { background: var(--si-btn-bg); color: var(--si-btn-text); border-color: var(--si-btn-bg); }
.si-btn-primary:hover { background: var(--si-btn-bg-hover); border-color: var(--si-btn-bg-hover); color: var(--si-btn-text); transform: translateY(-2px); }
.si-btn-outline { background: transparent; color: currentColor; border-color: currentColor; }
.si-btn-outline:hover { background: rgba(255,255,255,.12); }
.si-btn-lg { padding: 17px 34px; font-size: 1.05rem; }
.si-btn-block { width: 100%; justify-content: center; }

/* ---------- Top bar ---------- */
.si-topbar { background: var(--si-topbar-bg); color: var(--si-topbar-text); font-size: .9rem; }
.si-topbar a { color: var(--si-topbar-text); }
.si-topbar a:hover { opacity: .8; }
.si-topbar-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 19px 10px; flex-wrap: wrap; }
.si-topbar-left { display: flex; gap: 22px; flex-wrap: wrap; }
.si-topbar i { color: var(--si-secondary); margin-right: 6px; }
.si-topbar-left a, .si-topbar-right > * { padding-top: 5px; padding-bottom: 5px; }
/* Top-bar email: show the full address by default; a short "Email us now"
   label replaces it on mobile (see the max-width:768px block). */
.si-topbar-email-short { display: none; }

/* ---------- Header ---------- */
.si-header { background: #fff; box-shadow: 0 2px 14px rgba(13,27,42,.06); position: relative; z-index: 50; padding-top: 10px; padding-bottom: 10px; }
.si-header.si-sticky { position: sticky; top: 0; }
.si-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 10px; }
.si-branding img, .custom-logo { max-height: 60px; width: auto; }
.si-site-title { font-family: var(--si-heading-font); font-weight: 800; font-size: 1.5rem; color: var(--si-dark); }
.si-nav { margin-left: auto; }
.si-menu { display: flex; gap: 6px; list-style: none; margin: 0; padding: 0; }
.si-menu a { display: block; padding: 10px 16px; font-family: var(--si-heading-font); font-weight: 500; color: var(--si-dark); border-radius: 6px; }
.si-menu a:hover, .si-menu .current-menu-item > a { color: var(--si-primary); background: var(--si-light); }
.si-header-actions { display: flex; align-items: center; gap: 14px; }
.si-nav-toggle { display: none; flex-direction: column; gap: 5px; width: 42px; height: 42px; background: var(--si-light); border: none; border-radius: 8px; cursor: pointer; align-items: center; justify-content: center; }
.si-nav-toggle span { width: 22px; height: 2px; background: var(--si-dark); transition: .25s; }

/* ---------- Hero ---------- */
.si-hero {
    position: relative; background-size: cover; background-position: center;
    min-height: 78vh; display: flex; align-items: center;
    background-color: var(--si-dark);
}
.si-hero-inner { max-width: 760px; padding: 90px 24px; }
.si-hero-eyebrow { color: var(--si-accent); }
.si-hero-heading { font-size: var(--si-h1-size); font-weight: 800; margin-bottom: 20px; }
.si-hero-sub { font-size: 1.2rem; opacity: .95; margin-bottom: 32px; max-width: 620px; }
.si-hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.si-hero-badges { list-style: none; display: flex; flex-wrap: wrap; gap: 14px 26px; margin: 40px 0 20px; padding: 0; font-weight: 500; }
.si-hero-badges i { color: var(--si-accent); margin-right: 8px; }
.si-hero-scroll { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); color: #fff; font-size: 1.3rem; opacity: .8; animation: si-bounce 2s infinite; }
@keyframes si-bounce { 0%,100% { transform: translate(-50%,0); } 50% { transform: translate(-50%,8px); } }

/* ---------- Cards / services ---------- */
.si-card { background: #fff; border: 1px solid rgba(13,27,42,.08); border-radius: var(--si-radius, 10px); padding: 34px 30px; transition: transform .2s, box-shadow .2s; height: 100%; }
.si-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(13,27,42,.12); border-color: transparent; }
.si-card-icon { display: inline-flex; align-items: center; justify-content: center; width: 64px; height: 64px; border-radius: 16px; background: var(--si-light); color: var(--si-primary); font-size: 1.6rem; margin-bottom: 20px; }
.si-card:hover .si-card-icon { background: var(--si-primary); color: #fff; }
.si-card-title { font-size: 1.3rem; margin-bottom: 10px; }
.si-card-text { color: var(--si-muted); margin: 0; }

/* ---------- About ---------- */
.si-about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.si-about-media { position: relative; }
.si-about-media img { border-radius: var(--si-radius); width: 100%; }
.si-about-badge { position: absolute; right: -18px; bottom: -18px; background: var(--si-accent); color: var(--si-dark); border-radius: var(--si-radius); padding: 20px 26px; text-align: center; box-shadow: 0 14px 30px rgba(13,27,42,.2); }
.si-about-badge-num { display: block; font-family: var(--si-heading-font); font-weight: 800; font-size: 2.2rem; line-height: 1; }
.si-about-badge-label { display: block; font-size: .85rem; margin-top: 4px; }
.si-about-text { color: var(--si-text); margin-bottom: 24px; }
.si-checklist { list-style: none; padding: 0; margin: 0 0 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.si-checklist li { display: flex; gap: 10px; align-items: flex-start; }
.si-checklist i, .si-hero-badges i, .si-footer-creds i { color: var(--si-secondary); }

/* ---------- Why choose ---------- */
.si-why-item { text-align: center; padding: 10px; }
.si-why-icon { display: inline-flex; width: 76px; height: 76px; align-items: center; justify-content: center; border-radius: 50%; background: rgba(255,255,255,.12); font-size: 1.8rem; margin-bottom: 18px; }
.si-why-item h3 { font-size: 1.25rem; margin-bottom: 8px; }
.si-why-item p { opacity: .9; margin: 0; }

/* ---------- Products ---------- */
.si-product-card { background: #fff; border-radius: var(--si-radius); overflow: hidden; box-shadow: 0 8px 26px rgba(13,27,42,.08); transition: transform .2s, box-shadow .2s; }
.si-product-card:hover { transform: translateY(-6px); box-shadow: 0 20px 44px rgba(13,27,42,.16); }
.si-product-media { display: block; aspect-ratio: 4/3; overflow: hidden; }
.si-product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.si-product-card:hover .si-product-media img { transform: scale(1.06); }
.si-product-body { padding: 26px; }
.si-product-title { font-size: 1.35rem; margin-bottom: 8px; }
.si-product-body p { color: var(--si-muted); }
.si-link-arrow { font-family: var(--si-heading-font); font-weight: 600; color: var(--si-primary); display: inline-flex; gap: 8px; align-items: center; }
.si-link-arrow:hover i { transform: translateX(4px); }
.si-link-arrow i { transition: transform .2s; }

/* ---------- Testimonials ---------- */
.si-testimonial { background: var(--si-light); border-radius: var(--si-radius); padding: 32px; height: 100%; }
.si-stars { color: #f6b73c; display: inline-flex; gap: 3px; margin-bottom: 14px; }
.si-star-empty { color: rgba(13,27,42,.2); }
.si-testimonial blockquote { margin: 0 0 18px; font-size: 1.05rem; line-height: 1.6; }
.si-quote-mark { color: var(--si-secondary); margin-right: 6px; }
.si-testimonial-name { display: block; font-family: var(--si-heading-font); font-weight: 700; color: var(--si-dark); }
.si-testimonial-place { color: var(--si-muted); font-size: .9rem; }

/* ---------- CTA ---------- */
.si-cta { background-size: cover; background-position: center; background-color: var(--si-primary); color: #fff; text-align: center; padding: 90px 0; }
.si-cta-inner { max-width: 720px; margin: 0 auto; }
.si-cta-heading { color: #fff; font-size: var(--si-h2-size); margin-bottom: 16px; }
.si-cta-text { font-size: 1.15rem; opacity: .95; margin-bottom: 30px; }

/* ---------- Contact ---------- */
.si-contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; }
.si-contact-list { list-style: none; padding: 0; margin: 24px 0 28px; display: grid; gap: 18px; }
.si-contact-list li { display: flex; gap: 14px; align-items: center; }
.si-contact-ic { display: inline-flex; width: 46px; height: 46px; align-items: center; justify-content: center; border-radius: 12px; background: var(--si-primary); color: #fff; flex-shrink: 0; }
.si-contact-map iframe, .si-contact-map { width: 100%; border: 0; border-radius: var(--si-radius); margin-top: 14px; }
.si-contact-form-wrap { background: #fff; padding: 36px; border-radius: var(--si-radius); box-shadow: 0 14px 40px rgba(13,27,42,.1); }
.si-form-row { margin-bottom: 18px; display: flex; flex-direction: column; gap: 6px; }
.si-form label { font-family: var(--si-heading-font); font-weight: 600; font-size: .95rem; }
.si-form input, .si-form textarea { padding: 13px 15px; border: 1px solid rgba(13,27,42,.18); border-radius: 8px; font: inherit; font-size: 1rem; }
.si-form input:focus, .si-form textarea:focus { outline: none; border-color: var(--si-secondary); box-shadow: 0 0 0 3px rgba(29,155,240,.25); }
.si-form-note { font-size: .82rem; color: var(--si-muted); margin: 12px 0 0; }

/* ---------- Footer ---------- */
.si-footer { background: var(--si-footer-bg); color: var(--si-footer-text); padding-top: 64px; }
.si-footer a { color: var(--si-footer-text); }
.si-footer a:hover { color: #fff; }
.si-footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.2fr 1.2fr; gap: 40px; padding-bottom: 48px; }
/* Reflow when footer columns are individually disabled in the Customizer. */
.si-footer-cols-1 { grid-template-columns: 1fr; }
.si-footer-cols-2 { grid-template-columns: 1.4fr 1fr; }
.si-footer-cols-3 { grid-template-columns: 1.4fr 1fr 1fr; }
.si-footer-cols-4 { grid-template-columns: 1.6fr 1fr 1.2fr 1.2fr; }
.si-footer-title { font-family: var(--si-heading-font); font-weight: 800; font-size: 1.4rem; color: #fff; display: block; margin-bottom: 14px; }
.si-footer .widget-title { color: #fff; font-size: 1.05rem; margin-bottom: 18px; }
.si-footer-menu, .si-footer-contact, .si-footer-creds { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.si-footer-contact i, .si-footer-creds i { margin-right: 8px; }
.si-social { display: flex; gap: 12px; margin-top: 18px; }
.si-social a { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.1); display: inline-flex; align-items: center; justify-content: center; }
.si-social a:hover { background: var(--si-secondary); color: #fff; }
.si-footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 22px 0; font-size: .9rem; }
.si-footer-bottom-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- Blog / pages ---------- */
.si-page { padding: 64px 24px; max-width: 860px; margin: 0 auto; }
/* Branded content-page title banner (complement to the front-page hero). */
.si-page-hero { padding: 56px 0; background: var(--si-dark); }
.si-page-hero-inner { max-width: var(--si-container); }
.si-page-hero-title { font-size: clamp(2rem, 4vw, 2.8rem); margin: 0; color: #fff; }
.si-page-hero-sub { margin: 14px 0 0; font-size: 1.1rem; opacity: .9; max-width: 60ch; }
.si-breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: .9rem; margin-bottom: 14px; opacity: .85; }
.si-breadcrumbs a { color: inherit; text-decoration: none; }
.si-breadcrumbs a:hover { text-decoration: underline; }
.si-breadcrumb-sep { opacity: .5; }
.si-page-comments { max-width: 860px; margin: 0 auto; padding: 0 24px 64px; }
.si-page-hero-badges { margin-top: 24px; }
/* Content-page badges always align left under the title, even when the
   front-page hero is set to centre alignment. */
.si-page-hero .si-page-hero-badges { justify-content: flex-start; text-align: left; }
.si-blog, .si-single { display: grid; grid-template-columns: 1fr 320px; gap: 48px; }
.si-no-sidebar .si-blog, .si-no-sidebar .si-single { grid-template-columns: 1fr; }
.si-page-head { margin-bottom: 32px; }
.si-page-title { font-size: clamp(2rem, 4vw, 2.8rem); }
.si-post-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.si-post-card { background: #fff; border-radius: var(--si-radius); overflow: hidden; box-shadow: 0 8px 24px rgba(13,27,42,.08); }
.si-post-thumb img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.si-post-body { padding: 24px; }
.si-post-meta { display: flex; gap: 16px; font-size: .85rem; color: var(--si-muted); margin-bottom: 10px; }
.si-post-title { font-size: 1.35rem; margin-bottom: 10px; }
.si-page-thumb img { border-radius: var(--si-radius); margin-bottom: 28px; width: 100%; }
.si-rich h2 { font-size: 1.8rem; margin: 1.4em 0 .5em; }
.si-rich h3 { font-size: 1.4rem; margin: 1.2em 0 .5em; }
.si-rich p, .si-rich ul, .si-rich ol { margin: 0 0 1.2em; }
.si-rich img { border-radius: var(--si-radius); }
.si-full-width { max-width: var(--si-container); margin: 0 auto; padding: 64px 24px; }

/* ---------- Sidebar / widgets ---------- */
.si-sidebar .widget { background: #fff; border: 1px solid rgba(13,27,42,.08); border-radius: var(--si-radius); padding: 24px; margin-bottom: 28px; }
.si-sidebar .widget-title { font-size: 1.15rem; margin-bottom: 16px; }
.si-search-form { display: flex; gap: 8px; }
.si-search-form input { flex: 1; padding: 12px 14px; border: 1px solid rgba(13,27,42,.18); border-radius: 8px; }
.si-search-form button { background: var(--si-primary); color: #fff; border: none; border-radius: 8px; width: 48px; cursor: pointer; }

/* ---------- 404 ---------- */
.si-404 { text-align: center; }
.si-404-inner { max-width: 560px; margin: 0 auto; padding: 40px 0; }
.si-404-icon { font-size: 4rem; color: var(--si-secondary); display: block; margin-bottom: 20px; }
.si-404 .si-btn { margin-top: 28px; }

/* ---------- Pagination ---------- */
.pagination, .si-blog .navigation { margin-top: 40px; display: flex; justify-content: center; }
.pagination .page-numbers { display: inline-flex; padding: 10px 16px; margin: 0 4px; border-radius: 8px; background: #fff; border: 1px solid rgba(13,27,42,.12); }
.pagination .current { background: var(--si-primary); color: #fff; border-color: var(--si-primary); }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
    .si-grid-3, .si-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .si-about-grid, .si-contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .si-footer-grid, .si-footer-cols-2, .si-footer-cols-3, .si-footer-cols-4 { grid-template-columns: 1fr 1fr; }
    .si-blog, .si-single { grid-template-columns: 1fr; }
    .si-hero-inner { padding: 80px 0; }
    /* Re-anchor the floating About badge so it never spills past the viewport. */
    .si-about-media { margin-bottom: 30px; }
    .si-about-badge { right: 16px; bottom: -16px; }
    /* Reduce heading sizes by 25% on tablet and mobile (cascades to ≤768). */
    h1, .si-hero-heading, .si-page-hero-title { font-size: calc(var(--si-h1-size) * 0.75); }
    h2, .si-section-title { font-size: calc(var(--si-h2-size) * 0.75); }
}
/* ----- Tablet only (821–992px, excludes iPad Air) ----- */
@media (min-width: 821px) and (max-width: 992px) {
    /* Show the full email address on tablet. */
    .si-topbar-email-full { display: inline; }
    .si-topbar-email-short { display: none; }
    /* Phone to the left, email to the right. */
    .si-topbar-right { display: none; }
    .si-topbar-left { flex: 1; justify-content: space-between; }
    /* 13px top/bottom on the top bar (left/right 10px already in base). */
    .si-topbar-inner { padding-top: 13px; padding-bottom: 13px; }
}
/* ----- Mobile header + nav drawer, iPad Air and down (820px and below) -----
   iPad Air reports an exact CSS viewport width of 820px, so this must use
   max-width:820px (not 819px/768px) to actually catch that device. Only the
   header/topbar/nav switch to the mobile treatment here; grid layouts,
   hero padding, footer columns etc. stay on the 992px/767px queries below. */
@media (max-width: 820px) {
    .si-topbar-right { display: none; }
    .si-topbar-left { flex: 1; justify-content: space-between; }
    /* 10px top/bottom padding on mobile/iPad Air header + topbar. */
    .si-topbar-inner, .si-header-inner { padding-top: 10px; padding-bottom: 10px; }
    /* Off-canvas nav drawer + hamburger toggle. */
    .si-nav { position: fixed; inset: 0 0 0 auto; width: min(82vw, 320px); background: #fff; transform: translateX(100%); transition: transform .3s; box-shadow: -10px 0 40px rgba(0,0,0,.15); padding: 80px 24px 24px; z-index: 60; overflow-y: auto; }
    .si-nav.is-open { transform: translateX(0); }
    .si-menu { flex-direction: column; gap: 4px; }
    .si-menu a { padding: 14px 16px; font-size: 1.05rem; }
    .si-nav-toggle { display: flex; }
    .si-header-cta { display: none; }
}
/* Phone-only email swap (≤767px) — iPad mini (768px) and iPad Air (820px)
   keep the full email address; only true phones get the short CTA. */
@media (max-width: 767px) {
    .si-topbar-email-full { display: none; }
    .si-topbar-email-short { display: inline; }
}
/* Full mobile styles (≤767px) — everything else keeps the existing breakpoint */
@media (max-width: 767px) {
    .si-section-head { margin-bottom: 40px; }
    .si-grid-2, .si-grid-3, .si-grid-4, .si-post-grid { grid-template-columns: 1fr; }
    .si-checklist { grid-template-columns: 1fr; }
    .si-footer-grid, .si-footer-cols-2, .si-footer-cols-3, .si-footer-cols-4 { grid-template-columns: 1fr; gap: 32px; }
    .si-hero-inner { padding: 56px 0; }
    .si-hero-sub { font-size: 1.08rem; }
    .si-hero-badges { gap: 12px 20px; margin-top: 28px; }
    .si-hero-scroll { display: none; }
    /* Hide eyebrows on mobile. */
    .si-eyebrow { display: none; }
    /* Extra space above the hero heading on mobile. */
    .si-hero-heading { margin-top: 20px; }
    .si-cta { padding: 60px 0; }
    .si-contact-form-wrap { padding: 28px 22px; }
    .si-testimonial { padding: 28px 24px; }
    .si-page-hero { padding: 40px 0; }
    .si-page { padding: 48px 24px; }
    .si-page-hero-sub { font-size: 1rem; }
}
@media (max-width: 480px) {
    .si-container { padding: 0 18px; }
    .si-hero-buttons { flex-direction: column; align-items: stretch; }
    .si-hero-buttons .si-btn { width: 100%; justify-content: center; }
    .si-btn-lg { padding: 15px 24px; font-size: 1rem; }
    .si-card { padding: 28px 24px; }
    .si-card-icon { width: 56px; height: 56px; font-size: 1.4rem; }
    .si-section-head { margin-bottom: 32px; }
    .si-page-hero-title { font-size: 1.7rem; }
    .si-footer { padding-top: 48px; }
    /* On the smallest screens, let the About badge sit in normal flow. */
    .si-about-media { margin-bottom: 0; }
    .si-about-badge { position: static; display: inline-block; right: auto; bottom: auto; margin-top: 16px; box-shadow: none; }
    .si-form-row { margin-bottom: 14px; }
}
body.si-nav-open { overflow: hidden; }

/* ---------- Sticky header scrolled state ---------- */
.si-header.si-scrolled { box-shadow: 0 4px 20px rgba(13,27,42,.12); }

/* ---------- Footer legal links ---------- */
.si-footer-legal { display: flex; gap: 18px; flex-wrap: wrap; }
.si-footer-legal a { font-size: .9rem; }

/* ---------- Back to top ---------- */
.si-backtotop {
    position: fixed; right: 22px; bottom: 22px; z-index: 70;
    width: 48px; height: 48px; border: none; border-radius: 50%;
    background: var(--si-primary); color: #fff; font-size: 1.1rem; cursor: pointer;
    box-shadow: 0 8px 22px rgba(13,27,42,.25);
    opacity: 0; visibility: hidden; transform: translateY(12px);
    transition: opacity .25s, transform .25s, background .2s;
}
.si-backtotop.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.si-backtotop:hover { background: var(--si-btn-bg); color: var(--si-btn-text); }
.si-nav-backdrop { position: fixed; inset: 0; background: rgba(13,27,42,.5); opacity: 0; visibility: hidden; transition: .3s; z-index: 49; }
.si-nav-backdrop.is-open { opacity: 1; visibility: visible; }