/*
Theme Name: Runfeng B2B
Theme URI: https://runvone.com/
Description: Evidence-led industrial B2B child theme for Runfeng Bearing.
Author: Runfeng
Template: blocksy
Version: 3.1.4
Text Domain: runfeng-b2b
*/

:root {
    --rf-ink: #121817;
    --rf-ink-2: #1b2523;
    --rf-signal: #f05a28;
    --rf-signal-dark: #c83e12;
    --rf-mint: #c9efe3;
    --rf-paper: #f2eee5;
    --rf-paper-2: #e8e2d6;
    --rf-soft: #f7f8f5;
    --rf-white: #fff;
    --rf-line: #d7d2c8;
    --rf-line-dark: #35413f;
    --rf-muted: #626c69;
    --rf-muted-light: #aebbb7;
    --rf-success: #176b50;
    --rf-error: #a53022;
    --rf-radius: 4px;
    --rf-container: 1240px;
    --rf-shadow: 0 24px 70px rgba(17, 24, 23, .12);
}

html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--rf-ink);
    background: var(--rf-white);
    font-family: "Segoe UI", Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.68;
    -webkit-font-smoothing: antialiased;
}
body.admin-bar .rf-site-header { top: 32px; }
*, *::before, *::after { box-sizing: border-box; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
p, ul, ol, dl, figure { margin-top: 0; }
h1, h2, h3 {
    margin: 0 0 .65em;
    color: var(--rf-ink);
    font-family: "Arial Narrow", "Segoe UI", Arial, sans-serif;
    font-weight: 800;
    line-height: 1.04;
    letter-spacing: -.045em;
}
h1 { font-size: clamp(3rem, 6.2vw, 6.6rem); }
h2 { font-size: clamp(2rem, 3.7vw, 3.6rem); }
h3 { font-size: 1.22rem; line-height: 1.2; letter-spacing: -.025em; }
address { font-style: normal; }
:focus-visible { outline: 3px solid var(--rf-signal); outline-offset: 4px; }

.rf-container { width: min(calc(100% - 48px), var(--rf-container)); margin-inline: auto; }
.rf-section { padding: clamp(78px, 8vw, 126px) 0; }
.rf-section-soft { background: var(--rf-soft); }
.rf-section-paper { background: var(--rf-paper); }
.rf-section-ink { color: #dce4e1; background: var(--rf-ink); }
.rf-section-ink h2, .rf-section-ink h3 { color: #fff; }
.rf-section-ink .rf-eyebrow { color: var(--rf-mint); }
.rf-section-ink .rf-section-heading > p:last-child { color: var(--rf-muted-light); }
.rf-skip-link { position: fixed; z-index: 99999; top: 10px; left: 10px; padding: 11px 16px; color: #fff; background: var(--rf-signal-dark); transform: translateY(-180%); }
.rf-skip-link:focus { transform: translateY(0); }
.rf-eyebrow { margin-bottom: 17px; color: var(--rf-signal-dark); font-size: .71rem; font-weight: 900; letter-spacing: .18em; line-height: 1.3; text-transform: uppercase; }
.rf-lead { max-width: 760px; font-size: clamp(1.07rem, 1.55vw, 1.28rem); line-height: 1.6; }
.rf-section-heading { max-width: 810px; margin-bottom: 48px; }
.rf-section-heading > p:last-child { max-width: 720px; color: var(--rf-muted); font-size: 1.02rem; }
.rf-heading-light h2 { color: #fff; }
.rf-heading-split { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr); gap: 72px; align-items: end; }
.rf-two-col { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr); gap: clamp(50px, 8vw, 110px); align-items: start; }
.rf-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.rf-btn { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 22px; padding: 13px 19px; border: 1px solid transparent; border-radius: var(--rf-radius); font-size: .78rem; font-weight: 900; letter-spacing: .08em; line-height: 1.15; text-transform: uppercase; transition: .2s ease; }
.rf-btn span { font-size: 1rem; }
.rf-btn-primary { color: var(--rf-ink); background: var(--rf-signal); border-color: var(--rf-signal); }
.rf-btn-primary:hover { color: #fff; background: var(--rf-signal-dark); border-color: var(--rf-signal-dark); transform: translateY(-2px); }
.rf-btn-ghost { color: currentColor; background: transparent; border-color: #8e9794; }
.rf-btn-ghost:hover { color: var(--rf-signal-dark); border-color: var(--rf-signal); }
.rf-btn-light { color: var(--rf-ink); background: var(--rf-white); border-color: #fff; }
.rf-btn-light:hover { color: #fff; background: var(--rf-signal-dark); border-color: var(--rf-signal-dark); }
.rf-btn-outline-light { color: #fff; border-color: #687572; }
.rf-btn-outline-light:hover { color: var(--rf-ink); background: var(--rf-mint); border-color: var(--rf-mint); }
.rf-text-link { display: inline-flex; margin-top: 18px; color: var(--rf-signal-dark); font-size: .82rem; font-weight: 900; letter-spacing: .05em; text-transform: uppercase; }
.rf-text-link:hover { color: var(--rf-ink); }

/* Header */
.rf-site-header { position: sticky; z-index: 1000; top: 0; background: rgba(255,255,255,.98); border-bottom: 1px solid var(--rf-line); transition: box-shadow .2s ease; }
.rf-site-header[data-scrolled] { box-shadow: 0 12px 35px rgba(18,24,23,.10); }
.rf-utility-bar { color: #c7d0cd; background: var(--rf-ink); font-size: .72rem; }
.rf-utility-inner { display: flex; min-height: 36px; align-items: center; justify-content: space-between; gap: 24px; }
.rf-utility-inner p { margin: 0; }
.rf-status-dot { display: inline-block; width: 6px; height: 6px; margin: 0 9px 1px 0; background: var(--rf-mint); border-radius: 50%; }
.rf-utility-links { display: flex; gap: 24px; }
.rf-utility-links a:hover { color: var(--rf-mint); }
.rf-nav-shell { display: flex; min-height: 80px; align-items: center; justify-content: space-between; gap: 28px; }
.rf-brand { display: inline-flex; flex: 0 0 auto; align-items: center; }
.rf-brand img { width: 210px; height: auto; }
.rf-nav-wrap { display: flex; align-items: center; gap: clamp(22px, 3vw, 42px); }
.rf-menu { display: flex; align-items: center; gap: clamp(17px, 2.3vw, 32px); margin: 0; padding: 0; list-style: none; }
.rf-menu a { color: #303a38; font-size: .85rem; font-weight: 800; }
.rf-menu a:hover, .rf-menu .current-menu-item > a, .rf-menu .current-page-ancestor > a { color: var(--rf-signal-dark); }
.rf-menu-toggle { display: none; color: var(--rf-ink); background: transparent; border: 0; font: inherit; }
.rf-menu-toggle i { display: block; width: 23px; height: 2px; background: currentColor; }
.rf-menu-toggle span { margin-right: 8px; font-size: .74rem; font-weight: 900; text-transform: uppercase; }
.rf-nav-cta { min-height: 44px; padding: 11px 15px; }

/* Home hero */
.rf-home-hero { position: relative; overflow: hidden; color: #dce3e1; background: var(--rf-ink); }
.rf-home-hero::before { content: ""; position: absolute; inset: 0; opacity: .08; background-image: linear-gradient(#fff 1px, transparent 1px), linear-gradient(90deg, #fff 1px, transparent 1px); background-size: 64px 64px; }
.rf-home-hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr); gap: clamp(55px, 8vw, 115px); align-items: center; min-height: 680px; padding-block: 72px 86px; }
.rf-home-hero h1 { color: #fff; font-size: clamp(3.2rem, 6.2vw, 6.4rem); }
.rf-home-hero h1 em { color: var(--rf-mint); font-style: normal; }
.rf-home-hero .rf-lead { color: #b9c5c1; }
.rf-home-hero .rf-btn-ghost { color: #fff; }
.rf-home-hero .rf-btn-ghost:hover { color: var(--rf-mint); border-color: var(--rf-mint); }
.rf-microcopy { max-width: 690px; margin: 26px 0 0; color: #84918e; font-size: .75rem; }
.rf-hero-media { position: relative; }
.rf-hero-media figure { position: relative; width: min(100%, 500px); margin: 0 0 0 auto; }
.rf-hero-media img { width: 100%; height: 560px; object-fit: cover; filter: saturate(.55) contrast(1.08); }
.rf-hero-media figure::after { content: ""; position: absolute; inset: 16px -16px -16px 16px; z-index: -1; border: 1px solid #51605c; }
.rf-hero-media figcaption { position: absolute; right: 0; bottom: 0; left: 0; padding: 11px 14px; color: #c5cecb; background: rgba(18,24,23,.88); font-size: .67rem; letter-spacing: .05em; }
.rf-hero-stamp { position: absolute; top: -26px; left: -54px; display: grid; width: 130px; height: 130px; place-items: center; color: var(--rf-ink); background: var(--rf-mint); transform: rotate(-5deg); }
.rf-hero-stamp strong { display: block; margin-bottom: -38px; font-size: 2.8rem; letter-spacing: -.12em; }
.rf-hero-stamp span { align-self: end; margin-bottom: 13px; font-size: .57rem; font-weight: 900; letter-spacing: .09em; line-height: 1.25; text-transform: uppercase; }
.rf-proof-strip { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #3a4542; }
.rf-proof-strip > div { min-height: 112px; padding: 22px 24px; border-left: 1px solid #3a4542; }
.rf-proof-strip > div:last-child { border-right: 1px solid #3a4542; }
.rf-proof-strip span { display: block; color: var(--rf-signal); font-size: .65rem; font-weight: 900; }
.rf-proof-strip strong { display: block; margin: 7px 0 2px; color: #fff; font-size: .82rem; }
.rf-proof-strip p { margin: 0; color: #92a09c; font-size: .75rem; line-height: 1.35; }

/* Page hero */
.rf-page-hero { position: relative; overflow: hidden; color: #dce4e1; background: var(--rf-ink); }
.rf-page-hero::after { content: "RF / CONTROLLED INQUIRY"; position: absolute; right: -40px; bottom: -15px; color: rgba(255,255,255,.035); font-family: "Arial Narrow", Arial, sans-serif; font-size: clamp(5rem, 11vw, 10rem); font-weight: 900; letter-spacing: -.06em; white-space: nowrap; }
.rf-breadcrumbs { position: relative; z-index: 1; padding-top: 28px; }
.rf-breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 9px; margin: 0; padding: 0; color: #7f8e8a; font-size: .7rem; list-style: none; }
.rf-breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 9px; color: #53605d; }
.rf-breadcrumbs a:hover { color: var(--rf-mint); }
.rf-page-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .55fr); gap: clamp(55px, 9vw, 125px); align-items: end; min-height: 510px; padding-block: 70px 84px; }
.rf-page-hero h1 { max-width: 900px; color: #fff; font-size: clamp(2.7rem, 5.1vw, 5.2rem); }
.rf-page-hero .rf-lead { color: #acb9b5; }
.rf-page-hero .rf-btn-ghost { color: #fff; }
.rf-page-hero .rf-btn-ghost:hover { color: var(--rf-mint); border-color: var(--rf-mint); }
.rf-hero-brief { padding: 28px 0 6px 28px; border-left: 2px solid var(--rf-signal); }
.rf-hero-brief > span { display: block; margin-bottom: 28px; color: var(--rf-mint); font-size: .63rem; font-weight: 900; letter-spacing: .17em; }
.rf-hero-brief h2 { color: #fff; font-size: clamp(1.45rem, 2.4vw, 2.25rem); }
.rf-hero-brief p { margin: 0; color: #92a19d; font-size: .86rem; }

/* Cards and grids */
.rf-evidence-note { padding: 24px; background: var(--rf-paper); border-top: 3px solid var(--rf-signal); }
.rf-evidence-note span { display: block; margin-bottom: 12px; color: var(--rf-signal-dark); font-size: .65rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.rf-evidence-note p { margin: 0; color: var(--rf-muted); font-size: .8rem; }
.rf-product-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--rf-line); border-left: 1px solid var(--rf-line); }
.rf-product-tile { display: grid; min-height: 245px; grid-template-columns: 74px 1fr; gap: 20px; padding: 28px; background: #fff; border-right: 1px solid var(--rf-line); border-bottom: 1px solid var(--rf-line); transition: .2s ease; }
.rf-product-tile:hover { z-index: 1; background: var(--rf-paper); box-shadow: var(--rf-shadow); transform: translateY(-4px); }
.rf-tile-code { color: var(--rf-signal); font-family: "Arial Narrow", Arial, sans-serif; font-size: 2.2rem; font-weight: 900; letter-spacing: -.06em; }
.rf-product-tile > div { display: flex; min-width: 0; flex-direction: column; }
.rf-product-tile p { color: var(--rf-muted); font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.rf-product-tile h3 { font-size: 1.38rem; }
.rf-product-tile > div > span { margin-top: auto; color: var(--rf-signal-dark); font-size: .72rem; font-weight: 900; text-transform: uppercase; }
.rf-product-tile-accent { color: var(--rf-ink); background: var(--rf-signal); border-color: var(--rf-signal); }
.rf-product-tile-accent h3, .rf-product-tile-accent .rf-tile-code { color: var(--rf-ink); }
.rf-product-tile-accent p { color: var(--rf-ink); }
.rf-product-tile-accent > div > span { color: var(--rf-ink); }
.rf-product-tile-accent:hover { color: #fff; background: var(--rf-signal-dark); }
.rf-product-tile-accent:hover h3, .rf-product-tile-accent:hover .rf-tile-code, .rf-product-tile-accent:hover p, .rf-product-tile-accent:hover > div > span { color: #fff; }
.rf-route-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--rf-line-dark); border-left: 1px solid var(--rf-line-dark); }
.rf-route-card { display: flex; min-height: 340px; flex-direction: column; padding: 30px; border-right: 1px solid var(--rf-line-dark); border-bottom: 1px solid var(--rf-line-dark); transition: .2s ease; }
.rf-route-card > span { margin-bottom: 70px; color: var(--rf-mint); font-size: .68rem; font-weight: 900; letter-spacing: .17em; }
.rf-route-card h3 { color: #fff; font-size: 1.55rem; }
.rf-route-card p { color: #93a29e; font-size: .85rem; }
.rf-route-card b { margin-top: auto; color: var(--rf-signal); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }
.rf-route-card:hover { background: #202c29; }
.rf-editorial-grid { display: grid; grid-template-columns: minmax(360px, .9fr) minmax(0, 1.1fr); gap: clamp(50px, 8vw, 110px); align-items: center; }
.rf-editorial-grid-reverse .rf-editorial-media { order: 2; }
.rf-editorial-media { position: relative; }
.rf-editorial-media img { width: 100%; min-height: 520px; object-fit: cover; filter: saturate(.72); }
.rf-editorial-media > span { position: absolute; right: 0; bottom: 0; padding: 12px 16px; color: #fff; background: var(--rf-ink); font-size: .63rem; font-weight: 900; letter-spacing: .13em; }
.rf-editorial-copy > p:not(.rf-eyebrow) { color: var(--rf-muted); font-size: 1.02rem; }
.rf-check-list { margin: 30px 0; padding: 0; border-top: 1px solid var(--rf-line); list-style: none; }
.rf-check-list li { display: grid; grid-template-columns: 150px 1fr; gap: 28px; padding: 18px 0; border-bottom: 1px solid var(--rf-line); }
.rf-check-list span { color: var(--rf-signal-dark); font-size: .66rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.rf-check-list strong { font-size: .88rem; }
.rf-check-list-compact li { grid-template-columns: 1fr; padding: 12px 0; }
.rf-media-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rf-media-card { overflow: hidden; background: var(--rf-white); border: 1px solid var(--rf-line); }
.rf-media-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; filter: saturate(.7); transition: .3s ease; }
.rf-media-card:hover img { filter: saturate(1); transform: scale(1.015); }
.rf-media-card > div { padding: 25px; }
.rf-media-card span { color: var(--rf-signal-dark); font-size: .62rem; font-weight: 900; letter-spacing: .12em; }
.rf-media-card h3 { margin-top: 15px; }
.rf-media-card p { color: var(--rf-muted); font-size: .83rem; }
.rf-media-card a { color: var(--rf-signal-dark); font-size: .7rem; font-weight: 900; text-transform: uppercase; }
.rf-step-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--rf-line); border-left: 1px solid var(--rf-line); list-style: none; }
.rf-step-grid li { min-height: 230px; padding: 25px; border-right: 1px solid var(--rf-line); border-bottom: 1px solid var(--rf-line); }
.rf-step-grid span { display: block; margin-bottom: 70px; color: var(--rf-signal-dark); font-size: .66rem; font-weight: 900; }
.rf-step-grid p { margin: 0; color: var(--rf-muted); font-size: .82rem; }
.rf-step-grid-dark { border-color: var(--rf-line-dark); }
.rf-step-grid-dark li { border-color: var(--rf-line-dark); }
.rf-step-grid-dark span { color: var(--rf-mint); }
.rf-step-grid-dark p { color: #93a29e; }
.rf-faq-layout { display: grid; grid-template-columns: minmax(280px, .65fr) minmax(0, 1.35fr); gap: clamp(50px, 8vw, 110px); align-items: start; }
.rf-accordion-list { border-top: 1px solid var(--rf-line); }
.rf-accordion-list details { border-bottom: 1px solid var(--rf-line); }
.rf-accordion-list summary { position: relative; padding: 22px 48px 22px 0; color: var(--rf-ink); cursor: pointer; font-weight: 800; list-style: none; }
.rf-accordion-list summary::-webkit-details-marker { display: none; }
.rf-accordion-list summary::after { content: "+"; position: absolute; top: 19px; right: 5px; color: var(--rf-signal); font-size: 1.5rem; font-weight: 400; }
.rf-accordion-list details[open] summary::after { content: "−"; }
.rf-accordion-list details p { max-width: 760px; padding: 0 48px 22px 0; color: var(--rf-muted); font-size: .9rem; }

/* Product and solution pages */
.rf-catalog-grid { display: grid; gap: 26px; }
.rf-catalog-card { display: grid; grid-template-columns: minmax(300px, .75fr) minmax(0, 1.25fr); overflow: hidden; background: #fff; border: 1px solid var(--rf-line); }
.rf-catalog-image { position: relative; min-height: 400px; }
.rf-catalog-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.7); }
.rf-catalog-image > span { position: absolute; top: 20px; left: 20px; display: grid; width: 58px; height: 58px; place-items: center; color: #fff; background: var(--rf-signal); font-size: 1.2rem; font-weight: 900; }
.rf-catalog-card > div { align-self: center; padding: clamp(32px, 5vw, 68px); }
.rf-catalog-card > div > p:first-child { color: var(--rf-signal-dark); font-size: .65rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.rf-catalog-card > div > p { color: var(--rf-muted); }
.rf-catalog-card ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0; padding: 0; list-style: none; }
.rf-catalog-card li { padding: 7px 10px; color: #3f4946; background: var(--rf-soft); font-size: .72rem; }
.rf-dark-list { border-top: 1px solid var(--rf-line-dark); }
.rf-dark-list > div { display: grid; grid-template-columns: 52px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--rf-line-dark); }
.rf-dark-list span { color: var(--rf-mint); font-size: .7rem; font-weight: 900; }
.rf-dark-list p { margin: 0; color: #9aa9a5; font-size: .87rem; }
.rf-dark-list strong { display: block; margin-bottom: 4px; color: #fff; }
.rf-product-intro-grid { display: grid; grid-template-columns: minmax(360px, .9fr) minmax(0, 1.1fr); gap: clamp(50px, 8vw, 100px); align-items: start; }
.rf-product-focus { margin: 0; }
.rf-product-focus img { width: 100%; min-height: 560px; object-fit: cover; filter: saturate(.75); }
.rf-product-focus figcaption { padding: 10px 0; color: var(--rf-muted); font-size: .66rem; }
.rf-product-intro-grid > div > p:not(.rf-eyebrow) { color: var(--rf-muted); }
.rf-product-intro-grid .rf-evidence-note { margin-top: 34px; }
.rf-input-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--rf-line); border-left: 1px solid var(--rf-line); list-style: none; }
.rf-input-grid > li, .rf-input-grid > article { min-height: 170px; padding: 24px; background: #fff; border-right: 1px solid var(--rf-line); border-bottom: 1px solid var(--rf-line); }
.rf-input-grid span { display: block; margin-bottom: 45px; color: var(--rf-signal-dark); font-size: .68rem; font-weight: 900; }
.rf-input-grid p { margin: 0; color: var(--rf-muted); font-size: .86rem; }
.rf-decision-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.rf-decision-card-grid article { padding: 28px; background: #fff; border: 1px solid var(--rf-line); }
.rf-section-ink .rf-decision-card-grid article { background: #1d2826; border-color: var(--rf-line-dark); }
.rf-decision-card-grid span { display: block; margin-bottom: 56px; color: var(--rf-signal-dark); font-size: .63rem; font-weight: 900; letter-spacing: .12em; }
.rf-decision-card-grid p { margin: 0; color: var(--rf-muted); font-size: .85rem; }
.rf-section-ink .rf-decision-card-grid p { color: #98a7a3; }
.rf-section-ink .rf-decision-card-grid span { color: var(--rf-mint); }
.rf-table-section { display: grid; grid-template-columns: minmax(270px, .6fr) minmax(0, 1.4fr); gap: 60px; align-items: start; }
.rf-table-wrap { overflow-x: auto; border: 1px solid var(--rf-line); box-shadow: 0 12px 36px rgba(18,24,23,.06); }
.rf-data-table { width: 100%; min-width: 680px; border-collapse: collapse; background: #fff; font-size: .84rem; }
.rf-data-table caption { padding: 18px 20px; color: #fff; background: var(--rf-ink); font-weight: 900; text-align: left; }
.rf-data-table th, .rf-data-table td { padding: 15px 17px; border-bottom: 1px solid var(--rf-line); text-align: left; vertical-align: top; }
.rf-data-table thead th { color: var(--rf-signal-dark); background: var(--rf-paper); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
.rf-data-table tbody th { width: 23%; color: var(--rf-ink); }
.rf-data-table td { color: var(--rf-muted); }
.rf-related-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; align-items: start; }
.rf-related-links { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid #c9c2b6; border-left: 1px solid #c9c2b6; }
.rf-related-links a { display: flex; min-height: 120px; flex-direction: column; justify-content: space-between; padding: 20px; border-right: 1px solid #c9c2b6; border-bottom: 1px solid #c9c2b6; }
.rf-related-links span { font-weight: 800; }
.rf-related-links b { color: var(--rf-signal-dark); font-size: .66rem; text-transform: uppercase; }
.rf-related-links a:hover { background: #fff; }
.rf-solution-index { border-top: 1px solid var(--rf-line); }
.rf-solution-index > a { display: grid; grid-template-columns: 130px 1fr; gap: 50px; padding: 36px 0; border-bottom: 1px solid var(--rf-line); }
.rf-solution-index > a > span { color: var(--rf-signal); font-size: 1.7rem; font-weight: 900; letter-spacing: -.04em; }
.rf-solution-index h2 { margin-bottom: 12px; font-size: clamp(1.7rem, 3vw, 2.8rem); }
.rf-solution-index p { max-width: 760px; color: var(--rf-muted); }
.rf-solution-index b { color: var(--rf-signal-dark); font-size: .68rem; letter-spacing: .07em; text-transform: uppercase; }
.rf-callout-card { padding: 30px; background: var(--rf-paper); border-top: 4px solid var(--rf-signal); }
.rf-callout-card > span { display: block; margin-bottom: 22px; color: var(--rf-signal-dark); font-size: .65rem; font-weight: 900; letter-spacing: .13em; }
.rf-callout-card ul { margin: 0; padding: 0; list-style: none; }
.rf-callout-card li { padding: 12px 0 12px 20px; border-top: 1px solid #d5cec2; font-size: .85rem; }
.rf-callout-card li::before { content: ""; display: inline-block; width: 6px; height: 6px; margin: 0 10px 2px -18px; background: var(--rf-signal); }
.rf-workflow-list { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--rf-line); border-left: 1px solid var(--rf-line); list-style: none; }
.rf-workflow-list li { min-height: 270px; padding: 27px; background: #fff; border-right: 1px solid var(--rf-line); border-bottom: 1px solid var(--rf-line); }
.rf-workflow-list span { display: block; margin-bottom: 70px; color: var(--rf-signal-dark); font-size: .7rem; font-weight: 900; }
.rf-workflow-list p { margin: 0; color: var(--rf-muted); font-size: .83rem; }
.rf-workflow-list-five { grid-template-columns: repeat(5, 1fr); }
.rf-workflow-list-dark { border-color: var(--rf-line-dark); }
.rf-workflow-list-dark li { background: #1d2826; border-color: var(--rf-line-dark); }
.rf-workflow-list-dark h3 { color: #fff; }
.rf-workflow-list-dark p { color: #98a7a3; }
.rf-workflow-list-dark span { color: var(--rf-mint); }
.rf-deliverable-list { margin: 0; padding: 0; border-top: 1px solid var(--rf-line-dark); list-style: none; }
.rf-deliverable-list li { display: grid; grid-template-columns: 55px 1fr; gap: 20px; padding: 19px 0; color: #fff; border-bottom: 1px solid var(--rf-line-dark); font-weight: 800; }
.rf-deliverable-list span { color: var(--rf-mint); font-size: .68rem; }

/* Forms */
.rf-form-layout { display: grid; grid-template-columns: minmax(280px, .7fr) minmax(0, 1.3fr); gap: clamp(50px, 8vw, 100px); align-items: start; }
.rf-form-panel { padding: clamp(24px, 4vw, 45px); background: #fff; border: 1px solid var(--rf-line); box-shadow: var(--rf-shadow); }
.rf-form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-bottom: 18px; }
.rf-inquiry-form label { display: grid; gap: 7px; color: var(--rf-ink); font-size: .77rem; font-weight: 800; }
.rf-inquiry-form label > span { color: var(--rf-signal-dark); }
.rf-inquiry-form label small { color: var(--rf-muted); font-weight: 400; }
.rf-inquiry-form input, .rf-inquiry-form select, .rf-inquiry-form textarea { width: 100%; padding: 13px 13px; color: var(--rf-ink); background: #fbfcfa; border: 1px solid #c8cfcb; border-radius: 0; font: inherit; font-weight: 400; }
.rf-inquiry-form input:focus, .rf-inquiry-form select:focus, .rf-inquiry-form textarea:focus { background: #fff; border-color: var(--rf-signal); outline: 3px solid rgba(240,90,40,.12); }
.rf-inquiry-form textarea { resize: vertical; }
.rf-inquiry-form [type="submit"]:disabled { cursor: wait; opacity: .72; transform: none; }
.rf-inquiry-form[data-submitting] { opacity: .92; }
.rf-inquiry-form > label { margin-bottom: 18px; }
.rf-consent { display: grid !important; grid-template-columns: 18px 1fr; gap: 10px !important; align-items: start; color: var(--rf-muted) !important; font-weight: 500 !important; }
.rf-consent input { width: 18px; height: 18px; margin-top: 4px; }
.rf-consent a { color: var(--rf-signal-dark); text-decoration: underline; }
.rf-form-note { margin: 16px 0 0; color: var(--rf-muted); font-size: .69rem; }
.rf-form-note a { color: var(--rf-signal-dark); }
.rf-honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.rf-alert { margin-bottom: 22px; padding: 13px 15px; font-size: .84rem; }
.rf-alert-success { color: var(--rf-success); background: #e9f7f1; border: 1px solid #a8d8c5; }
.rf-alert-error { color: var(--rf-error); background: #fff1ed; border: 1px solid #f0bfb2; }
.rf-contact-points { margin: 28px 0; padding: 0; border-top: 1px solid var(--rf-line); list-style: none; }
.rf-contact-points li { padding: 14px 0; color: var(--rf-muted); border-bottom: 1px solid var(--rf-line); font-size: .85rem; }
.rf-contact-points strong { display: block; color: var(--rf-ink); }
.rf-contact-direct { color: var(--rf-muted); }
.rf-contact-direct a { color: var(--rf-signal-dark); font-weight: 800; }
.rf-direct-card { display: grid; gap: 7px; margin-top: 32px; padding: 26px; color: #aebbb7; background: var(--rf-ink); }
.rf-direct-card span { margin-top: 12px; color: var(--rf-mint); font-size: .62rem; font-weight: 900; letter-spacing: .13em; }
.rf-direct-card a { color: #fff; font-weight: 800; }
.rf-direct-card p { margin: 0; font-size: .84rem; }

/* Evidence, cases and about */
.rf-quality-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.rf-quality-grid article { display: grid; grid-template-columns: minmax(220px, .9fr) minmax(0, 1.1fr); overflow: hidden; background: #fff; border: 1px solid var(--rf-line); }
.rf-quality-grid img { width: 100%; height: 100%; min-height: 300px; object-fit: cover; filter: saturate(.7); }
.rf-quality-grid article > div { align-self: center; padding: 28px; }
.rf-quality-grid span { display: block; margin-bottom: 42px; color: var(--rf-signal-dark); font-size: .66rem; font-weight: 900; }
.rf-quality-grid h2 { font-size: 1.6rem; }
.rf-quality-grid p { margin: 0; color: var(--rf-muted); font-size: .83rem; }
.rf-case-stack { display: grid; gap: 30px; }
.rf-case { display: grid; grid-template-columns: minmax(360px, .9fr) minmax(0, 1.1fr); overflow: hidden; border: 1px solid var(--rf-line); }
.rf-case-reverse .rf-case-media { order: 2; }
.rf-case-media { position: relative; min-height: 500px; }
.rf-case-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.72); }
.rf-case-media span { position: absolute; right: 18px; bottom: 18px; left: 18px; padding: 11px 13px; color: #fff; background: rgba(18,24,23,.86); font-size: .62rem; font-weight: 900; letter-spacing: .12em; }
.rf-case-body { align-self: center; padding: clamp(32px, 5vw, 68px); }
.rf-case-body dl { margin: 26px 0 0; }
.rf-case-body dl > div { display: grid; grid-template-columns: 125px 1fr; gap: 20px; padding: 15px 0; border-top: 1px solid var(--rf-line); }
.rf-case-body dt { color: var(--rf-signal-dark); font-size: .66rem; font-weight: 900; text-transform: uppercase; }
.rf-case-body dd { margin: 0; color: var(--rf-muted); font-size: .84rem; }
.rf-about-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .75fr); gap: clamp(50px, 8vw, 110px); align-items: start; }
.rf-about-grid > div > p:not(.rf-eyebrow) { color: var(--rf-muted); }
.rf-company-record { margin: 34px 0 0; border-top: 1px solid var(--rf-line); }
.rf-company-record > div { display: grid; grid-template-columns: 180px 1fr; gap: 25px; padding: 16px 0; border-bottom: 1px solid var(--rf-line); }
.rf-company-record dt { color: var(--rf-signal-dark); font-size: .66rem; font-weight: 900; text-transform: uppercase; }
.rf-company-record dd { margin: 0; font-weight: 700; }
.rf-about-media { margin: 0; }
.rf-about-media img { width: 100%; height: 600px; object-fit: cover; filter: saturate(.65); }
.rf-about-media figcaption { padding: 10px 0; color: var(--rf-muted); font-size: .66rem; }
.rf-principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--rf-line-dark); border-left: 1px solid var(--rf-line-dark); }
.rf-principle-grid article { min-height: 270px; padding: 26px; border-right: 1px solid var(--rf-line-dark); border-bottom: 1px solid var(--rf-line-dark); }
.rf-principle-grid span { display: block; margin-bottom: 70px; color: var(--rf-mint); font-size: .67rem; font-weight: 900; }
.rf-principle-grid p { margin: 0; color: #97a6a2; font-size: .82rem; }
.rf-faq-page { display: grid; grid-template-columns: minmax(250px, .55fr) minmax(0, 1.45fr); gap: clamp(50px, 8vw, 100px); align-items: start; }
.rf-faq-page > div:first-child > p:last-child { color: var(--rf-muted); }

/* Legal, generic and errors */
.rf-legal { background: var(--rf-soft); }
.rf-prose { max-width: 860px; }
.rf-prose section { padding: 0 0 34px; margin-bottom: 34px; border-bottom: 1px solid var(--rf-line); }
.rf-prose h1 { font-size: clamp(2.5rem, 5vw, 4.8rem); }
.rf-prose h2 { font-size: clamp(1.45rem, 2.5vw, 2rem); }
.rf-prose p, .rf-prose li { color: var(--rf-muted); }
.rf-prose a { color: var(--rf-signal-dark); text-decoration: underline; }
.rf-post-card { padding: 30px 0; border-top: 1px solid var(--rf-line); }
.rf-post-card > p:first-child { color: var(--rf-signal-dark); font-size: .68rem; font-weight: 900; }
.rf-error-page { min-height: 70vh; padding: clamp(90px, 13vw, 170px) 0; background: var(--rf-paper); }
.rf-error-page h1 { max-width: 900px; }
.rf-error-page > .rf-container > p:not(.rf-eyebrow) { max-width: 720px; color: var(--rf-muted); }

/* CTA and footer */
.rf-cta-band { color: #dce4e1; background: var(--rf-signal-dark); }
.rf-cta-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .55fr); gap: 60px; align-items: center; min-height: 380px; padding-block: 65px; }
.rf-cta-band .rf-eyebrow { color: #fff4ef; }
.rf-cta-band h2 { max-width: 850px; color: #fff; }
.rf-cta-band p:last-child { max-width: 700px; color: #fff4ef; }
.rf-cta-actions { display: flex; flex-direction: column; gap: 10px; align-items: stretch; }
.rf-site-footer { color: #9eaaa7; background: #0c1211; }
.rf-footer-lead { display: flex; min-height: 330px; align-items: center; justify-content: space-between; gap: 60px; padding-block: 60px; border-bottom: 1px solid #2a3331; }
.rf-footer-lead .rf-eyebrow { color: var(--rf-mint); }
.rf-footer-lead h2 { margin: 0; color: #fff; font-size: clamp(2rem, 4vw, 3.8rem); }
.rf-footer-grid { display: grid; grid-template-columns: 1.35fr .85fr .85fr .85fr; gap: clamp(35px, 6vw, 75px); padding: 70px 0 55px; }
.rf-brand-light img { padding: 6px 9px; background: #fff; }
.rf-footer-brand p { max-width: 330px; margin-top: 24px; font-size: .84rem; }
.rf-footer-brand address { max-width: 330px; font-size: .75rem; }
.rf-footer-title { margin-bottom: 22px; color: #fff; font-size: .77rem; letter-spacing: .08em; text-transform: uppercase; }
.rf-footer-links { margin: 0; padding: 0; list-style: none; }
.rf-footer-links li { margin: 9px 0; }
.rf-footer-links a { font-size: .8rem; }
.rf-footer-links a:hover { color: var(--rf-mint); }
.rf-footer-bottom { display: grid; grid-template-columns: 1fr auto 1fr; gap: 25px; align-items: center; padding: 22px 0 28px; border-top: 1px solid #2a3331; font-size: .67rem; }
.rf-footer-bottom nav { display: flex; gap: 18px; }
.rf-footer-bottom > span:last-child { text-align: right; }
.rf-mobile-actions { display: none; }

@media (max-width: 1100px) {
    .rf-home-hero-grid { grid-template-columns: 1.05fr .75fr; gap: 55px; }
    .rf-hero-media img { height: 500px; }
    .rf-product-grid, .rf-input-grid { grid-template-columns: repeat(2, 1fr); }
    .rf-route-grid, .rf-principle-grid { grid-template-columns: repeat(2, 1fr); }
    .rf-workflow-list-five { grid-template-columns: repeat(3, 1fr); }
    .rf-footer-grid { grid-template-columns: repeat(3, 1fr); }
    .rf-footer-brand { grid-column: 1 / 4; }
    .rf-quality-grid article { grid-template-columns: 1fr; }
    .rf-quality-grid img { aspect-ratio: 4/3; }
}

@media (max-width: 900px) {
    body.admin-bar .rf-site-header { top: 46px; }
    .rf-utility-bar { display: none; }
    .rf-nav-shell { min-height: 70px; }
    .rf-brand img { width: 180px; }
    .rf-menu-toggle { display: flex; align-items: center; gap: 5px; padding: 10px 0; cursor: pointer; }
    .rf-nav-wrap { position: absolute; top: 100%; right: 0; left: 0; display: none; align-items: stretch; padding: 15px 24px 22px; background: #fff; border-top: 1px solid var(--rf-line); box-shadow: 0 24px 50px rgba(18,24,23,.14); }
    .rf-nav-wrap[data-open] { display: grid; }
    .rf-menu { display: grid; gap: 0; }
    .rf-menu li { border-bottom: 1px solid var(--rf-line); }
    .rf-menu a { display: block; padding: 12px 0; font-size: .9rem; }
    .rf-nav-cta { margin-top: 10px; }
    .rf-home-hero-grid, .rf-page-hero-grid, .rf-heading-split, .rf-two-col, .rf-editorial-grid, .rf-product-intro-grid, .rf-table-section, .rf-related-grid, .rf-form-layout, .rf-about-grid, .rf-faq-layout, .rf-faq-page, .rf-cta-grid { grid-template-columns: 1fr; }
    .rf-home-hero-grid { min-height: 0; }
    .rf-home-hero-copy { padding-top: 25px; }
    .rf-hero-media figure { width: 100%; }
    .rf-hero-stamp { left: -10px; }
    .rf-proof-strip { grid-template-columns: repeat(2, 1fr); }
    .rf-page-hero-grid { min-height: 0; }
    .rf-hero-brief { max-width: 600px; }
    .rf-editorial-grid-reverse .rf-editorial-media, .rf-case-reverse .rf-case-media { order: initial; }
    .rf-media-card-grid, .rf-decision-card-grid { grid-template-columns: 1fr; }
    .rf-step-grid, .rf-workflow-list, .rf-workflow-list-five { grid-template-columns: repeat(2, 1fr); }
    .rf-catalog-card, .rf-case { grid-template-columns: 1fr; }
    .rf-catalog-image, .rf-case-media { min-height: 360px; }
    .rf-related-links { grid-template-columns: 1fr; }
    .rf-form-layout { gap: 45px; }
    .rf-cta-actions { max-width: 420px; }
    .rf-footer-lead { align-items: flex-start; flex-direction: column; justify-content: center; }
    .rf-footer-grid { grid-template-columns: repeat(2, 1fr); }
    .rf-footer-brand { grid-column: 1 / 3; }
    .rf-footer-bottom { grid-template-columns: 1fr; }
    .rf-footer-bottom > span:last-child { text-align: left; }
    .rf-mobile-actions { position: fixed; z-index: 990; right: 12px; bottom: 12px; left: 12px; display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; border: 1px solid #fff; box-shadow: 0 12px 36px rgba(18,24,23,.25); }
    .rf-mobile-actions a { padding: 13px; color: var(--rf-ink); background: var(--rf-signal); font-size: .72rem; font-weight: 900; text-align: center; text-transform: uppercase; }
    .rf-mobile-actions a:last-child { color: var(--rf-ink); background: var(--rf-mint); }
    .rf-site-footer { padding-bottom: 70px; }
}

@media (max-width: 620px) {
    .rf-container { width: min(calc(100% - 28px), var(--rf-container)); }
    .rf-section { padding: 68px 0; }
    h1 { font-size: clamp(2.6rem, 14vw, 4.4rem); }
    h2 { font-size: clamp(1.85rem, 10vw, 3rem); }
    .rf-home-hero-grid { gap: 55px; padding-block: 42px 65px; }
    .rf-home-hero h1 { font-size: clamp(2.8rem, 14vw, 4.6rem); }
    .rf-hero-media img { height: 420px; }
    .rf-hero-stamp { top: -24px; width: 105px; height: 105px; }
    .rf-proof-strip, .rf-product-grid, .rf-route-grid, .rf-input-grid, .rf-step-grid, .rf-workflow-list, .rf-workflow-list-five, .rf-principle-grid, .rf-footer-grid { grid-template-columns: 1fr; }
    .rf-proof-strip > div { border-right: 1px solid #3a4542; }
    .rf-page-hero-grid { gap: 45px; padding-block: 50px 62px; }
    .rf-page-hero h1 { font-size: clamp(2.5rem, 13vw, 4.2rem); }
    .rf-breadcrumbs { padding-top: 20px; }
    .rf-product-tile { min-height: 205px; grid-template-columns: 56px 1fr; padding: 22px; }
    .rf-route-card { min-height: 290px; }
    .rf-route-card > span, .rf-step-grid span, .rf-workflow-list span, .rf-principle-grid span, .rf-decision-card-grid span { margin-bottom: 42px; }
    .rf-editorial-media img, .rf-product-focus img, .rf-about-media img { min-height: 360px; height: 420px; }
    .rf-check-list li { grid-template-columns: 1fr; gap: 6px; }
    .rf-solution-index > a { grid-template-columns: 1fr; gap: 10px; }
    .rf-solution-index > a > span { font-size: 1rem; }
    .rf-form-grid { grid-template-columns: 1fr; }
    .rf-form-panel { padding: 22px 16px; }
    .rf-quality-grid { grid-template-columns: 1fr; }
    .rf-case-media, .rf-catalog-image { min-height: 300px; }
    .rf-case-body dl > div, .rf-company-record > div { grid-template-columns: 1fr; gap: 5px; }
    .rf-footer-brand { grid-column: auto; }
    .rf-footer-lead { min-height: 360px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}