/* RELWOOD® — Industrial Editorial
   Light theme. Asymmetric. Real images. No decoration. */

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

:root {
    --bg: #ffffff;
    --bg2: #f4f3f0;
    --bg3: #ebe9e4;
    --ink: #1a1a18;
    --ink2: #1a1a18;
    --ink3: #2d2e2c;
    --muted: #757570;
    --line: #e0deda;
    --line2: #c8c5bf;
    --green: #2a5a3d;
    --green-light: #3d7a55;
    --brown: #7a6248;
    --brown-light: #a08868;
    --radius: 0px;
    --tex: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.16'/%3E%3C/svg%3E");
}

html { scroll-behavior: smooth; }

body {
    zoom: 0.9;
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1a1a18;
    background: var(--bg);
    line-height: 1.72;
    font-size: 17.5px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
    font-family: 'Archivo', sans-serif;
    font-weight: 600;
    letter-spacing: -0.025em;
    line-height: 1.08;
    color: var(--ink);
}
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }

p { font-size: 1.12rem; color: #1a1a18; line-height: 1.72; }
.lead {
    font-size: clamp(1.15rem, 1.85vw, 1.34rem);
    color: #1a1a18 !important;
    max-width: 680px;
    line-height: 1.74;
    font-weight: 400;
}
.lead strong {
    color: #000000;
    font-weight: 700;
}
.lead strong {
    color: var(--ink);
    font-weight: 700;
}

/* ——— Layout ——— */
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 2rem; }
.wrap--narrow { max-width: 860px; }

section { padding: 7rem 0; }
section.bg2 { background: var(--bg2); }
section.bg3 { background: var(--bg3); }

/* ——— Nav (liquid glass) ——— */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 200;
    background: rgba(255,255,255,0.72);
    -webkit-backdrop-filter: blur(22px) saturate(180%);
    backdrop-filter: blur(22px) saturate(180%);
    border-bottom: 1px solid rgba(26,26,24,0.06);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
}
.nav-inner {
    max-width: 1240px; margin: 0 auto; padding: 0 2rem;
    display: flex; align-items: center; justify-content: space-between;
    height: 78px;
}
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-logo img { height: 62px; width: auto; }

.nav-links { display: flex; align-items: center; gap: 0; list-style: none; }
.nav-links a {
    text-decoration: none; color: var(--muted); font-size: 0.88rem; font-weight: 500;
    padding: 0 0.75rem; height: 78px; display: flex; align-items: center; white-space: nowrap;
    transition: color 0.15s; position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
    content: ''; position: absolute; bottom: 0; left: 1rem; right: 1rem;
    height: 2px; background: var(--green);
}
.nav-links .nav-cta a {
    color: var(--bg); background: var(--ink);
    height: 40px; border-radius: 0; padding: 0 1.1rem; margin-left: 0.4rem; white-space: nowrap;
    font-weight: 600; font-size: 0.85rem;
    transition: background 0.15s;
}
.nav-links .nav-cta a:hover { background: var(--green); }
.nav-links .nav-cta a.active { background: var(--green); }
.nav-links .nav-cta a.active::after { display: none; }

/* Mobile-only contact rows (inside the dropdown) */
.nav-links-contact { display: none; }

/* Desktop contact block (CenturyPly-style: label over value, right of the links) */
.nav-contact {
    display: flex; align-items: center; gap: 1.5rem;
    padding-left: 1.5rem; border-left: 1px solid var(--line);
}
.nav-contact-item {
    display: flex; align-items: center; gap: 0.55rem;
    text-decoration: none; transition: color 0.15s;
}
.nav-contact-item span { display: flex; flex-direction: column; line-height: 1.2; }
.nav-contact-item small {
    font-size: 0.58rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.1em; color: var(--brown);
}
.nav-contact-item strong {
    font-size: 0.86rem; font-weight: 600; color: var(--ink);
    white-space: nowrap; font-family: 'Archivo', sans-serif;
}
.nav-contact-item svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--green); }
.nav-contact-item:hover strong { color: var(--green); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 6px 0; transition: 0.3s; }

/* Glass nav over index hero (index only — .nav-hero) */
.nav-hero {
    background: rgba(255,255,255,0.08);
    -webkit-backdrop-filter: blur(18px) saturate(150%);
    backdrop-filter: blur(18px) saturate(150%);
    border-bottom: 1px solid rgba(255,255,255,0.16);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.22);
    transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.nav-hero .nav-links a { color: rgba(255,255,255,0.85); }
.nav-hero .nav-links a:hover, .nav-hero .nav-links a.active { color: #fff; }
.nav-hero .nav-links a.active::after { background: #fff; }
.nav-hero .nav-links .nav-cta a { color: var(--ink); background: var(--bg); }
.nav-hero .nav-links .nav-cta a:hover { background: var(--green); color: var(--bg); }
.nav-hero .nav-toggle span { background: #fff; }
.nav-hero .nav-logo img {
    filter: brightness(0) invert(1);
    transition: transform 0.25s ease, filter 0.25s ease;
}
.nav-hero .nav-contact { border-left-color: rgba(255,255,255,0.3); }
.nav-hero .nav-contact-item small { color: rgba(255,255,255,0.7); }
.nav-hero .nav-contact-item strong { color: #fff; }
.nav-hero .nav-contact-item svg { color: rgba(255,255,255,0.9); }
.nav-hero.solid {
    background: rgba(255,255,255,0.72);
    -webkit-backdrop-filter: blur(22px) saturate(180%);
    backdrop-filter: blur(22px) saturate(180%);
    border-bottom: 1px solid rgba(26,26,24,0.06);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
}
.nav-hero.solid .nav-links a { color: var(--muted); }
.nav-hero.solid .nav-links a:hover, .nav-hero.solid .nav-links a.active { color: var(--ink); }
.nav-hero.solid .nav-links a.active::after { background: var(--green); }
.nav-hero.solid .nav-links .nav-cta a { color: var(--bg); background: var(--ink); }
.nav-hero.solid .nav-toggle span { background: var(--ink); }
.nav-hero.solid .nav-logo img { filter: none; }
.nav-hero.solid .nav-contact { border-left-color: var(--line); }
.nav-hero.solid .nav-contact-item small { color: var(--brown); }
.nav-hero.solid .nav-contact-item strong { color: var(--ink); }
.nav-hero.solid .nav-contact-item svg { color: var(--green); }

@media (max-width: 768px) {
    .nav-toggle { display: block; }
    /* Mobile nav-hero: liquid glass and authentic brand colors */
    .nav-hero {
        background: rgba(255,255,255,0.72);
        -webkit-backdrop-filter: blur(22px) saturate(180%);
        backdrop-filter: blur(22px) saturate(180%);
        border-bottom: 1px solid rgba(26,26,24,0.06);
        box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
    }
    .nav-hero .nav-logo img {
        filter: none;
    }
    .nav-hero .nav-toggle span {
        background: var(--ink);
    }
    .nav-inner { height: 70px; }
    .nav-logo img { height: 54px; }
    .nav-contact { display: none; }
    .nav-links-contact {
        display: block; margin-top: 0.25rem;
        border-top: 1px solid var(--line); padding-top: 0.25rem;
    }
    .nav-links-contact a { gap: 0.7rem; }
    .nav-links-contact svg { width: 16px; height: 16px; color: var(--green); flex-shrink: 0; }
    .nav-links {
        display: none;
        position: absolute; top: 70px; left: 0; right: 0;
        background: rgba(255,255,255,0.88);
        -webkit-backdrop-filter: blur(24px) saturate(180%);
        backdrop-filter: blur(24px) saturate(180%);
        border-bottom: 1px solid rgba(26,26,24,0.07);
        flex-direction: column; align-items: stretch; padding: 0.5rem 0;
    }
    .nav-links.open { display: flex; }
    .nav-links a { height: 50px; padding: 0 1.5rem; width: 100%; font-size: 1rem; }
    .nav-links a.active::after { left: 1.5rem; right: auto; width: 2px; height: 100%; top: 0; bottom: 0; }
    .nav-links .nav-cta { padding: 0.75rem 1.5rem; width: 100%; }
    .nav-links .nav-cta a { margin-left: 0; width: 100%; justify-content: center; height: 46px; }
    .nav-hero .nav-links.open a { color: var(--muted); }
    .nav-hero .nav-links.open a:hover, .nav-hero .nav-links.open a.active { color: var(--ink); }
    .nav-hero .nav-links.open a.active::after { background: var(--green); }
    .nav-hero .nav-links.open .nav-cta a { color: var(--bg); background: var(--ink); }
}

/* ——— Hero ——— */
.hero {
    min-height: 92vh; display: flex; align-items: center;
    padding: 8rem 0 5rem; position: relative;
}
.hero-content { max-width: 720px; }
.hero h1 { margin-bottom: 1.5rem; }
.hero .lead { margin-bottom: 0; }
.hero-buttons { display: flex; gap: 1rem; margin-top: 2.5rem; flex-wrap: wrap; }

.hero-page { min-height: auto; padding: 10rem 0 5rem; }

/* Full-screen intro photo (first screen, above carousel) */
.intro-img {
    position: relative;
    height: 100vh;
    height: 100svh;
    overflow: hidden;
    background: #16130e;
}
.intro-img img {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover; object-position: center;
}
.intro-img .intro-shade {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(8,10,8,0.78) 0%, rgba(8,10,8,0.40) 18%, rgba(8,10,8,0) 45%);
}

/* Hero with text on image */
.hero-img {
    position: relative;
    min-height: 100vh;
    display: flex; align-items: center;
    padding: 9.5rem 0 5.5rem;
    overflow: hidden;
    background: #16130e;
}
.hero-img .hero-img-bg {
    position: absolute; left: 0; right: 0; top: -12%;
    width: 100%; height: 124%;
    object-fit: cover; object-position: center;
    will-change: transform;
}
.hero-img .hero-img-shade {
    position: absolute; inset: 0;
    background: linear-gradient(100deg, rgba(12,14,12,0.66) 0%, rgba(12,14,12,0.48) 40%, rgba(12,14,12,0.28) 72%, rgba(12,14,12,0.15) 100%);
}
.hero-img .wrap { position: relative; z-index: 2; width: 100%; }
.hero-img h1 {
    color: #fff;
    font-size: clamp(3rem, 7.6vw, 6.5rem);
    text-shadow: 0 2px 34px rgba(0,0,0,0.32);
}
.hero-eyebrow {
    font-size: 0.9rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--brown-light); margin-bottom: 1.25rem;
}
.hero-lead {
    color: rgba(255,255,255,0.85);
    max-width: 560px; margin-top: 1.5rem;
    font-size: clamp(1.05rem, 1.6vw, 1.2rem);
}
.hero-img .hero-buttons { display: flex; gap: 1rem; margin-top: 2.5rem; flex-wrap: wrap; }

@media (max-width: 768px) {
    .hero-img {
        min-height: 100vh;
        min-height: 100svh;
        padding: 8.5rem 0 4rem;
    }
    .hero-img .hero-img-shade {
        background: linear-gradient(180deg, rgba(12,14,12,0.40) 0%, rgba(12,14,12,0.50) 45%, rgba(12,14,12,0.68) 100%);
    }
}

/* Hero carousel (3 slides, approved copy per slide) */
.hero-slides { position: absolute; inset: 0; }
.hero-slide {
    position: absolute; inset: 0;
    opacity: 0; visibility: hidden;
    transition: opacity 1s ease, visibility 1s ease;
}
.hero-slide.is-active { opacity: 1; visibility: visible; }
.hero-slide .hero-img-bg { position: absolute; left: 0; right: 0; top: -12%; width: 100%; height: 124%; object-fit: cover; object-position: center; will-change: transform; }
.hero-slide .hero-img-shade { position: absolute; inset: 0; }
.hero-img-content { position: relative; z-index: 2; }
.hero-copy-stack { position: relative; }
.hero-copy { display: none; }
.hero-copy.is-active { display: block; }
.hero-copy h1 { margin-top: 0; }
.hero-nav-row { display: flex; align-items: center; gap: 0.9rem; margin-top: 2.25rem; }
.hero-dots { display: flex; gap: 0.6rem; }
.hero-arrow {
    width: 40px; height: 40px; padding: 0; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.10); border: 1px solid rgba(255,255,255,0.35);
    color: #fff; transition: background 0.2s ease;
}
.hero-arrow:hover { background: rgba(255,255,255,0.28); }
.hero-arrow svg { width: 18px; height: 18px; display: block; }
.hero-dots button {
    width: 34px; height: 4px; padding: 0; cursor: pointer;
    background: rgba(255,255,255,0.35); border: none;
    transition: background 0.25s ease;
    position: relative; /* hit-area expander below: 4px bar, 32px tap zone for touch */
}
.hero-dots button::after {
    content: ""; position: absolute;
    left: 0; right: 0; top: -14px; bottom: -14px;
}
.hero-dots button:hover { background: rgba(255,255,255,0.7); }
.hero-dots button.is-active { background: #fff; }
@media (max-width: 768px) {
    .hero-nav-row { margin-top: 1.75rem; gap: 0.7rem; }
    .hero-arrow { width: 36px; height: 36px; }
}
@media (prefers-reduced-motion: reduce) {
    .hero-slide { transition: none; }
}

/* Strip band (flat → formed) */
.strip { padding: 3.25rem 0; background: var(--green); border-bottom: none; }
.strip-inner { display: flex; align-items: center; justify-content: center; gap: 2.5rem; flex-wrap: wrap; text-align: center; }
.strip .flat-formed { margin: 0; flex: 0 1 460px; }
.strip .ff-card { padding: 1.75rem 1.5rem; }
.strip-line {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    font-weight: 600; color: #fff; line-height: 1.2;
}

/* Small sharp figure */
.fig { max-width: 100%; width: 100%; }
.fig img { width: 100%; height: auto; display: block; border: 1px solid var(--line); box-shadow: 0 14px 38px rgba(0,0,0,0.07); }
.fig figcaption { font-size: 0.85rem; color: var(--muted); margin-top: 0.6rem; line-height: 1.5; }

/* ——— Buttons ——— */
.btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.95rem 2rem; border-radius: 0;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem; font-weight: 600; text-decoration: none;
    transition: all 0.15s; cursor: pointer; border: 2px solid transparent;
}
.btn-primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn-primary:hover { background: var(--green); border-color: var(--green); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--line2); }
.btn-outline:hover { border-color: var(--ink); }
.btn-green {
    background-color: var(--green);
    background-image: var(--tex), linear-gradient(150deg, #34714e 0%, #255236 100%);
    color: var(--bg); border-color: var(--green);
}
.btn-green:hover { background: var(--ink); border-color: var(--ink); }
.btn-light { background: var(--bg); color: var(--ink); border-color: var(--bg); }
.btn-light:hover { background: var(--green); border-color: var(--green); color: var(--bg); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.55); }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.12); }
.btn-lg { padding: 1.1rem 2.5rem; font-size: 1.05rem; }

/* ——— Images ——— */
.img-block { overflow: hidden; background: var(--bg3); }
.img-block img { width: 100%; height: 100%; object-fit: cover; }
.img-block--tall img { height: 620px; }
.img-block--mid img { height: 500px; }
.img-block--wide img { height: 340px; }
/* product-on-white shots: show full frame, no crop (owner 2026-10-20: images are to show, not fillers) */
.img-block--fit img { object-fit: contain; background: #fff; }

@media (max-width: 768px) {
    .img-block--tall img { height: 360px; }
    .img-block--mid img { height: 300px; }
}

/* ——— Editorial split ——— */
.editorial {
    display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center;
}
.editorial--reverse > :first-child { order: 2; }
.editorial--wide-img { grid-template-columns: 1.2fr 1fr; }
.editorial--wide-text { grid-template-columns: 1fr 1.3fr; gap: 4.5rem; }
.editorial > :only-child { grid-column: 1 / -1; max-width: 860px; }
.editorial-text h2 { margin-bottom: 1.5rem; }
.editorial-text p { margin-bottom: 1.25rem; }

@media (max-width: 900px) {
    .editorial, .editorial--wide-img, .editorial--wide-text {
        grid-template-columns: 1fr; gap: 2.5rem;
    }
    .editorial--reverse > :first-child { order: 0; }
}

/* ——— Statement (big text moment) ——— */
.statement {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(2rem, 4.5vw, 3.8rem);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--ink);
    max-width: 860px;
}
.statement--muted { color: var(--muted); }

/* ——— Problem list ——— */
.problem-list { list-style: none; margin: 2rem 0; }
.problem-list li {
    padding: 0.65rem 0; padding-left: 2rem;
    position: relative; color: var(--ink);
    font-size: 1.25rem; font-weight: 600;
    border-bottom: 1px solid var(--line);
}
.problem-list li:last-child { border-bottom: none; }
.problem-list li::before {
    content: '—'; position: absolute; left: 0;
    color: var(--brown);
}

/* ——— Feature rows (not cards) ——— */
.feature-rows { border-top: 2px solid var(--ink); margin-top: 3rem; }
.feature-row {
    display: grid; grid-template-columns: 220px 1fr; gap: 3rem;
    padding: 2.25rem 0; border-bottom: 1px solid var(--line);
    align-items: baseline;
}
.feature-row h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); }
.feature-row p { color: var(--muted); font-size: 1.05rem; }
@media (max-width: 640px) {
    .feature-row { grid-template-columns: 1fr; gap: 0.4rem; }
}

/* ——— Quote ——— */
.quote-block {
    padding: 0; margin: 2.5rem 0;
}
.quote-block p {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.4rem);
    font-weight: 600; line-height: 1.2; color: var(--ink);
    letter-spacing: -0.02em;
}
.quote-block .quote-label {
    font-size: 0.8rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.12em;
    color: var(--muted); margin-bottom: 0.75rem;
}
.quote-block--green p { color: var(--green); }
.quote-block--brown p { color: var(--brown); }

/* ——— Flat → Formed ——— */
.flat-formed {
    display: flex; align-items: stretch; gap: 0;
    margin: 3rem 0; flex-wrap: wrap;
}
.ff-card {
    flex: 1; min-width: 160px; max-width: 280px;
    background: var(--bg2); border: 1px solid var(--line);
    padding: 2.5rem 2rem; text-align: center;
}
.ff-card .ff-label {
    font-size: 0.75rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--muted); margin-bottom: 1rem;
}
.ff-arrow {
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; color: var(--green); padding: 0 1.5rem;
    font-weight: 300;
}

@media (max-width: 640px) {
    .flat-formed { flex-direction: column; align-items: stretch; }
    .ff-card { max-width: none; }
    .ff-arrow { transform: rotate(90deg); padding: 1rem 0; }
}

/* ——— Process steps (Brand Green Architectural Cards) ——— */
.process {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin: 3rem 0;
    gap: 0;
    background: #1b3d27;
    border: 1px solid rgba(42, 90, 61, 0.45);
    box-shadow: 0 16px 36px rgba(27, 61, 39, 0.14);
}
.process-step {
    flex: initial;
    min-width: 0;
    background: linear-gradient(165deg, #245237 0%, #1c422c 100%);
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    border-top: 3px solid #c4a882;
    padding: 2.5rem 1.5rem;
    position: relative;
    text-align: center;
    transition: background 0.25s ease, transform 0.25s ease;
}
.process-step:last-child {
    border-right: none;
}
.process-step:hover {
    background: linear-gradient(165deg, #2b6141 0%, #204c32 100%);
}
.process-step .step-num {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    color: #e4ceaa;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: inline-block;
    padding: 0.2rem 0.6rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(228, 206, 170, 0.25);
}
.process-step .step-label {
    font-family: 'Archivo', sans-serif;
    font-size: 1.45rem;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: -0.01em;
}
.process-step::after {
    content: '→';
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    color: #e4ceaa;
    font-size: 0.85rem;
    z-index: 3;
    background: #1b3d27;
    border: 1px solid rgba(255, 255, 255, 0.18);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}
.process-step:hover::after {
    background: #204c32;
    color: #ffffff;
}
.process-step:last-child::after {
    display: none;
}

@media (max-width: 768px) {
    .process {
        grid-template-columns: 1fr 1fr;
    }
    .process-step {
        padding: 2rem 1.25rem;
    }
    .process-step:nth-child(1), .process-step:nth-child(2) {
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }
    .process-step:nth-child(2n) {
        border-right: none;
    }
    .process-step::after {
        display: none;
    }
}
@media (max-width: 480px) {
    .process {
        grid-template-columns: 1fr 1fr;
    }
    .process-step {
        padding: 1.75rem 0.85rem;
    }
    .process-step .step-num {
        font-size: 0.72rem;
        padding: 0.15rem 0.45rem;
        margin-bottom: 0.5rem;
    }
    .process-step .step-label {
        font-size: 1.25rem;
    }
}

/* ——— Possibility tags ——— */
.possibilities { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 2.5rem 0; }
.poss-tag {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(1rem, 1.8vw, 1.3rem); font-weight: 600;
    padding: 0.7rem 1.4rem;
    background: var(--bg); border: 1px solid var(--line2);
    color: var(--ink);
    text-transform: uppercase; letter-spacing: -0.01em;
    transition: all 0.15s;
}
.poss-tag:hover { border-color: var(--green); color: var(--green); }

/* ——— Relwood-smith ——— */
.smith {
    background: var(--ink); color: var(--bg);
    padding: 5rem 4rem; margin: 0; text-align: center;
}
.smith h2 { color: var(--bg); margin-bottom: 1rem; }
.smith p { color: rgba(255,255,255,0.65); }
.smith .smith-equation {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(1.2rem, 2.5vw, 1.8rem); font-weight: 600;
    color: var(--brown-light); margin-top: 2.5rem; letter-spacing: -0.01em;
}
.smith .smith-equation span { color: var(--green-light); }
.smith .smith-tagline {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.5rem); font-weight: 600;
    color: var(--bg); margin-top: 1.5rem;
}
@media (max-width: 768px) { .smith { padding: 3rem 1.5rem; } }

/* ——— Application blocks ——— */
.app-blocks { display: flex; flex-direction: column; margin-top: 3rem; }
.app-block {
    display: grid; grid-template-columns: 60px 1fr;
    column-gap: 3rem; row-gap: 2rem; align-items: start;
    padding: 3rem 0; border-bottom: 1px solid var(--line);
}
.app-block:first-child { border-top: 2px solid var(--ink); }
.app-block-num {
    font-family: 'Archivo', sans-serif;
    font-size: 1.1rem; font-weight: 700;
    color: var(--brown); line-height: 1.4;
}
.app-block h3 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); margin-bottom: 0.5rem; }
.app-block-tagline { font-size: 1.1rem; color: var(--green); font-weight: 600; margin-bottom: 1rem; }
.app-block ul { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.app-block ul li {
    font-size: 0.85rem; color: var(--muted);
    padding: 0.3rem 0.8rem; border: 1px solid var(--line);
}
.app-block-img {
    grid-column: 1 / -1; overflow: hidden; background: transparent;
    position: relative; width: 100%;
}
.app-block-img img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    transition: transform 0.45s cubic-bezier(0.6, 0, 0.2, 1);
}

.app-block-img::before, .app-block-img::after {
    position: absolute; top: 0; bottom: 0; width: 25%;
    box-sizing: border-box; padding: 1.25rem;
    display: flex; align-items: flex-end;
    color: #fff; background: var(--cr);
    font-family: 'Archivo', sans-serif;
    z-index: 2;
    transition: transform 0.45s cubic-bezier(0.6, 0, 0.2, 1);
}
.app-block-img::before {
    left: 0; background: var(--cl);
    content: attr(data-num);
    justify-content: flex-start;
    font-size: clamp(2.2rem, 5vw, 4.5rem);
    font-weight: 700; line-height: 1;
    transform: translateX(-101%);
}
.app-block-img::after {
    right: 0; background: var(--cr);
    content: attr(data-title);
    justify-content: flex-end; text-align: right;
    font-size: clamp(0.85rem, 1.4vw, 1.1rem);
    font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
    transform: translateX(101%);
}
.app-block:hover .app-block-img::before, .app-block:hover .app-block-img::after { transform: translateX(0); }
.app-block:nth-child(1) { --cl: #2a5a3d; --cr: #141a16; }
.app-block:nth-child(2) { --cl: #b4552d; --cr: #141a16; }
.app-block:nth-child(3) { --cl: #c98a1b; --cr: #141a16; }
.app-block:nth-child(4) { --cl: #3f5f8a; --cr: #141a16; }
.app-block:nth-child(5) { --cl: #7a3f66; --cr: #141a16; }
.app-block:nth-child(6) { --cl: #227a75; --cr: #141a16; }
.app-block:nth-child(7) { --cl: #a33b32; --cr: #141a16; }

@media (max-width: 900px) {
    .app-block { grid-template-columns: 1fr; gap: 1.25rem; }
    .app-block-num { font-size: 0.9rem; }
    .app-block-img img { height: auto; }
}
@media (hover: none) {
    .app-block-img::before, .app-block-img::after { display: none; }
}

/* ——— Technical table ——— */
.tech-table-wrap { overflow-x: auto; margin: 2.5rem 0; border: 2px solid var(--ink); }
.tech-table { width: 100%; border-collapse: collapse; font-size: 1.05rem; }
.tech-table thead { background: var(--ink); }
.tech-table th {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.75rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--bg); padding: 1rem 1.5rem; text-align: left;
}
.tech-table td { padding: 0.95rem 1.5rem; border-top: 1px solid var(--line); }
.tech-table tr:nth-child(even) td { background: var(--bg2); }
.tech-table .val {
    font-family: 'Archivo', sans-serif;
    font-weight: 700; color: var(--green); font-size: 1.15rem;
}

/* ——— Density cards ——— */
.density-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin: 3rem 0; }
.density-card {
    background: var(--bg); border: 2px solid var(--ink);
    padding: 3rem 2.5rem; text-align: center;
}
.density-card .density-num {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(4rem, 8vw, 6rem); font-weight: 700; color: var(--green);
    line-height: 1;
}
.density-card .density-label {
    font-size: 0.8rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.12em;
    color: var(--muted); margin-top: 1rem;
}
.density-card p { font-size: 1rem; color: var(--muted); margin-top: 1rem; }
@media (max-width: 480px) { .density-grid { grid-template-columns: 1fr; } }

/* ——— Doc list ——— */
.doc-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0; margin: 2.5rem 0; border-top: 1px solid var(--line); }
.doc-item {
    font-size: 1rem; font-weight: 500;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--line); border-right: 1px solid var(--line);
    display: flex; align-items: center; gap: 0.75rem;
}
.doc-item::before {
    content: ''; width: 6px; height: 6px;
    background: var(--green); flex-shrink: 0;
}

/* ——— Audience chips ——— */
.audience { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 2rem 0; }
.chip {
    font-size: 0.95rem; font-weight: 500;
    padding: 0.55rem 1.15rem;
    border: 1px solid var(--line2); border-radius: 0;
    color: var(--ink2); transition: all 0.15s;
    text-decoration: none; background: var(--bg);
}
.chip:hover { border-color: var(--green); color: var(--green); }

/* ——— Trial form ——— */
.trial-form {
    background: var(--bg); border: 2px solid var(--ink);
    padding: 3rem; margin-top: 2.5rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.form-group { margin-bottom: 1.5rem; }
.form-group label {
    display: block; font-size: 0.8rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--muted); margin-bottom: 0.5rem;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 0.9rem 1.1rem;
    background: var(--bg); border: 1px solid var(--line2);
    border-radius: 0; color: var(--ink);
    font-family: 'DM Sans', sans-serif; font-size: 1.05rem;
    transition: border-color 0.15s; min-height: 50px;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none; border-color: var(--green); border-width: 2px;
}
.form-group textarea { min-height: 130px; resize: vertical; }
.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23757570' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 1rem center;
    padding-right: 2.5rem;
}
.form-group input[type="file"] { font-size: 0.95rem; padding: 0.75rem 1rem; color: var(--muted); }
.form-group input[type="file"]::file-selector-button {
    background: var(--bg2); border: 1px solid var(--line2);
    color: var(--ink); border-radius: 0; padding: 0.5rem 1rem;
    margin-right: 0.75rem; cursor: pointer; font-family: inherit;
    font-size: 0.85rem; font-weight: 600;
}
.form-group input[type="file"]::file-selector-button:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.form-submit {
    width: 100%; padding: 1.1rem;
    background-color: var(--green);
    background-image: var(--tex), linear-gradient(150deg, #34714e 0%, #255236 100%);
    color: var(--bg);
    border: none; border-radius: 0; font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem; font-weight: 700; cursor: pointer;
    transition: all 0.15s; min-height: 54px;
}
.form-submit:hover { background: var(--ink); }
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; }

@media (max-width: 640px) {
    .form-row { grid-template-columns: 1fr; }
    .trial-form { padding: 1.75rem; }
}

/* ——— Trial process ——— */
.trial-process { margin: 3rem 0; border-top: 2px solid var(--ink); }
.trial-step {
    display: flex; gap: 2rem; align-items: flex-start;
    padding: 2rem 0; border-bottom: 1px solid var(--line);
}
.trial-step-num {
    font-family: 'Archivo', sans-serif;
    font-size: 1rem; font-weight: 700;
    color: var(--green);
    width: 40px; flex-shrink: 0; line-height: 1.6;
}
.trial-step h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); margin-bottom: 0.4rem; }
.trial-step p { font-size: 1.05rem; color: var(--muted); }

/* ——— Section Green (Rich Brand Architectural Band) ——— */
.section-green {
    background-color: var(--green);
    background-image: var(--tex),
        repeating-linear-gradient(45deg, rgba(255,255,255,0.035) 0 1.5px, transparent 1.5px 14px),
        radial-gradient(110% 80% at 50% -20%, rgba(255,255,255,0.08), transparent 55%),
        linear-gradient(160deg, #326c4a 0%, #2a5a3d 50%, #20462e 100%);
    color: #ffffff;
    padding: 6rem 0;
}
.section-green h2 { color: #ffffff !important; }
.section-green .lead { color: rgba(255, 255, 255, 0.9) !important; }
.section-green .problem-list li {
    color: rgba(255, 255, 255, 0.92) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15) !important;
}
.section-green .problem-list li::before {
    color: #e2cca6 !important;
}
.section-green .btn-primary {
    background: #ffffff !important;
    color: var(--ink) !important;
    border-color: #ffffff !important;
}
.section-green .btn-primary:hover {
    background: #e2cca6 !important;
    color: var(--ink) !important;
    border-color: #e2cca6 !important;
}
.section-green .btn-outline {
    border-color: rgba(255, 255, 255, 0.7) !important;
    color: #ffffff !important;
}
.section-green .btn-outline:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    color: #ffffff !important;
}

/* ——— CTA band ——— */

/* --- Section Light Green (Visually Distinct Special Recognition Accent) --- */
.section-light-green,
section.section-light-green {
    background-color: #dceee0 !important;
    background-image:
        radial-gradient(ellipse at 85% 15%, rgba(42, 90, 61, 0.08) 0%, transparent 60%),
        linear-gradient(180deg, #e4f2e7 0%, #d5e9da 100%) !important;
    border-top: 2px solid #b0d4ba !important;
    border-bottom: 2px solid #b0d4ba !important;
    position: relative;
}
.section-light-green .editorial-text h2,
.section-light-green h2 {
    color: #1a1a18 !important;
}
.section-light-green .editorial-text p.lead,
.section-light-green p.lead {
    color: #242523 !important;
}
.section-light-green .quote-block {
    background: #ffffff !important;
    border: 1px solid #b0d4ba !important;
    box-shadow: 0 4px 20px rgba(42, 90, 61, 0.08) !important;
}
.section-light-green .tech-table-container {
    box-shadow: 0 10px 32px rgba(42, 90, 61, 0.1) !important;
    border: 1px solid #b0d4ba !important;
    background: #ffffff !important;
}
.section-light-green .trial-checklist-card {
    background: #ffffff !important;
    border: 1px solid #b0d4ba !important;
    box-shadow: 0 8px 28px rgba(42, 90, 61, 0.08) !important;
}
.section-light-green .trial-step {
    background: #ffffff !important;
    border: 1px solid #b0d4ba !important;
    box-shadow: 0 4px 16px rgba(42, 90, 61, 0.06) !important;
}
.section-light-green .tech-param-card {
    background: #ffffff !important;
    border: 1px solid #b0d4ba !important;
    box-shadow: 0 4px 18px rgba(42, 90, 61, 0.08) !important;
}
.section-light-green #trialForm {
    background: #ffffff !important;
    padding: 2.25rem 2rem;
    border: 1px solid #b0d4ba !important;
    box-shadow: 0 8px 30px rgba(42, 90, 61, 0.08) !important;
}
.card-light-green {
    background: #dceee0 !important;
    border: 1px solid #b0d4ba !important;
    border-left: 5px solid var(--green) !important;
    box-shadow: 0 4px 20px rgba(42, 90, 61, 0.08) !important;
}

.cta-band {
    background-color: var(--green);
    background-image: var(--tex),
        repeating-linear-gradient(45deg, rgba(255,255,255,0.045) 0 1.5px, transparent 1.5px 14px),
        radial-gradient(110% 80% at 50% -20%, rgba(255,255,255,0.08), transparent 55%),
        linear-gradient(160deg, #326c4a 0%, #2a5a3d 50%, #224930 100%);
    padding: 7rem 0; text-align: center;
}
.cta-band h2 { color: var(--bg); margin-bottom: 1.25rem; }
.cta-band p { color: rgba(255,255,255,0.75); max-width: 520px; margin: 0 auto 2.5rem; font-size: 1.2rem; }

/* ——— Footer ——— */
footer {
    background: var(--ink); color: rgba(255,255,255,0.6);
    padding: 4rem 0 2.5rem;
}
.footer-top {
    display: flex; justify-content: space-between; align-items: flex-start;
    flex-wrap: wrap; gap: 2.5rem; margin-bottom: 3rem;
}
.footer-brand { display: flex; align-items: center; gap: 0.75rem; }
.footer-brand img { height: 40px; width: auto; filter: brightness(0) invert(1); }
.footer-brand-text {
    font-family: 'Archivo', sans-serif;
    font-size: 0.9rem; font-weight: 600;
    color: var(--bg); line-height: 1.4;
}
.footer-brand-text span { color: rgba(255,255,255,0.45); font-weight: 400; font-size: 0.8rem; display: block; }

.footer-nav { display: flex; gap: 2rem; flex-wrap: wrap; list-style: none; }
.footer-nav a {
    color: rgba(255,255,255,0.5); text-decoration: none;
    font-size: 0.9rem; font-weight: 500; transition: color 0.15s;
}
.footer-nav a:hover { color: var(--bg); }

.footer-contact { display: flex; gap: 1.75rem; flex-wrap: wrap; }
.footer-contact a {
    color: rgba(255,255,255,0.5); text-decoration: none; font-size: 0.9rem; font-weight: 500;
    display: flex; align-items: center; gap: 0.5rem; transition: color 0.15s;
}
.footer-contact a:hover { color: var(--bg); }
.footer-contact svg { width: 15px; height: 15px; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 1rem;
    font-size: 0.82rem; color: rgba(255,255,255,0.35);
}

@media (max-width: 640px) {
    .footer-top { flex-direction: column; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

/* ——— Mobile touch usability (phones ≤768px) ——— */
@media (max-width: 768px) {
    /* footer links measure 25px tall — bump tap target to ~45px (min 44px guideline) */
    .footer-nav a, .footer-contact a { display: inline-block; padding: 10px 0; }
    /* 0.95rem file input triggers iOS focus zoom; 16px prevents it */
    .form-group input[type="file"] { font-size: 16px; }
}

/* ——— Animations ——— */
[data-aos] { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-aos].aos-animate { opacity: 1; transform: translateY(0); }
[data-stagger] > * { opacity: 0; transform: translateY(24px); transition: opacity 0.5s ease, transform 0.5s ease; }
[data-stagger].aos-animate > *:nth-child(1) { transition-delay: 0s; }
[data-stagger].aos-animate > *:nth-child(2) { transition-delay: 0.08s; }
[data-stagger].aos-animate > *:nth-child(3) { transition-delay: 0.16s; }
[data-stagger].aos-animate > *:nth-child(4) { transition-delay: 0.24s; }
[data-stagger].aos-animate > *:nth-child(5) { transition-delay: 0.32s; }
[data-stagger].aos-animate > *:nth-child(6) { transition-delay: 0.4s; }
[data-stagger].aos-animate > *:nth-child(7) { transition-delay: 0.48s; }
[data-stagger].aos-animate > * { opacity: 1; transform: translateY(0); }

/* --- FAQ Chatbot --- */
.chat-fab {
    position: fixed; right: 24px; bottom: 24px; z-index: 300;
    width: 58px; height: 58px; border: none; border-radius: 0; cursor: pointer;
    background-color: var(--green);
    background-image: var(--tex), linear-gradient(150deg, #34714e 0%, #255236 100%);
    color: #fff; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    transition: transform 0.15s;
}
.chat-fab:hover { transform: translateY(-2px); }
.chat-fab svg { width: 26px; height: 26px; }

.chat-panel {
    position: fixed; right: 24px; bottom: 96px; z-index: 300;
    width: min(380px, calc(100vw - 32px)); height: 560px; max-height: calc(100vh - 130px);
    background: var(--bg); border: 2px solid var(--ink); border-radius: 0;
    display: none; flex-direction: column;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.22);
}
.chat-panel.open { display: flex; }
.chat-head {
    background: var(--ink); color: #fff; padding: 1rem 1.1rem;
    display: flex; justify-content: space-between; align-items: flex-start; gap: 0.5rem;
}
.chat-head h4 { font-family: 'Archivo', sans-serif; font-size: 1rem; color: #fff; }
.chat-head p { font-size: 0.75rem; color: rgba(255, 255, 255, 0.55); margin-top: 2px; }
.chat-close {
    background: none; border: none; color: rgba(255, 255, 255, 0.7);
    font-size: 1.5rem; cursor: pointer; line-height: 1; padding: 0 0.2rem;
}
.chat-close:hover { color: #fff; }
.chat-msgs {
    flex: 1; overflow-y: auto; padding: 1rem; background: var(--bg2);
    display: flex; flex-direction: column; gap: 0.6rem;
}
.chat-msg {
    max-width: 86%; padding: 0.7rem 0.9rem; font-size: 0.9rem; line-height: 1.55;
    border-radius: 0; overflow-wrap: break-word;
}
.chat-msg.bot {
    background: #fff; border: 1px solid var(--line); color: #33322e;
    align-self: flex-start;
}
.chat-msg.user { background: var(--ink); color: #fff; align-self: flex-end; }
.chat-msg a { color: var(--green); font-weight: 600; }
.chat-msg.user a { color: #9fd4b4; }
.chat-typing { display: flex; gap: 5px; align-items: center; padding: 0.85rem 0.9rem; }
.chat-typing span {
    width: 7px; height: 7px; background: var(--line2); border-radius: 50%;
    animation: chatDot 1.1s infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.18s; }
.chat-typing span:nth-child(3) { animation-delay: 0.36s; }
@keyframes chatDot {
    0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
    30% { opacity: 1; transform: translateY(-3px); }
}
.chat-chips {
    padding: 0.8rem 1rem; border-top: 1px solid var(--line);
    display: flex; flex-wrap: wrap; gap: 0.45rem;
    max-height: 128px; overflow-y: auto; background: var(--bg);
}
.chat-chip {
    font-size: 0.78rem; font-weight: 600; padding: 0.4rem 0.7rem;
    border: 1px solid var(--line2); background: #fff; cursor: pointer;
    font-family: inherit; color: var(--ink); text-align: left; border-radius: 0;
    transition: border-color 0.15s, color 0.15s;
}
.chat-chip:hover { border-color: var(--green); color: var(--green); }
.chat-chip-done { border-style: dashed; color: var(--line2); cursor: default; font-weight: 500; }
.chat-form { display: flex; border-top: 1px solid var(--line); }
.chat-form input {
    flex: 1; border: none; padding: 0.9rem 1rem; font-family: inherit;
    font-size: 0.95rem; outline: none; background: #fff; min-width: 0;
}
.chat-form button {
    border: none; cursor: pointer; color: #fff; padding: 0 1.2rem;
    font-family: 'Archivo', sans-serif; font-weight: 700; font-size: 0.9rem;
    background-color: var(--green);
    background-image: var(--tex), linear-gradient(150deg, #34714e 0%, #255236 100%);
}
.chat-form button:hover { background-color: var(--ink); background-image: none; }

@media (max-width: 640px) {
    .chat-panel { right: 8px; left: 8px; width: auto; bottom: 92px; height: 70vh; max-height: none; }
    .chat-fab { right: 16px; bottom: 16px; }
    .chat-msg { max-width: 92%; }
}

/* ——— Responsive ——— */
@media (max-width: 768px) {
    body { font-size: 16px; }
    section { padding: 4.5rem 0; }
    .hero { min-height: auto; padding: 8rem 0 4rem; }
    .hero-page { padding: 8rem 0 3.5rem; }
    .wrap { padding: 0 1.25rem; }
}

/* --- Hover polish --- */
@media (hover: hover) {
    .btn { transition: all 0.2s ease; }
    .btn:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0, 0, 0, 0.16); }
    .btn:active { transform: translateY(-1px); box-shadow: 0 3px 8px rgba(0, 0, 0, 0.14); }

    .fig { overflow: hidden; }
    .fig img, .img-block img, .app-block-img img { transition: transform 0.7s cubic-bezier(0.2, 0.7, 0.3, 1); }
    .fig:hover img, .img-block:hover img, .app-block-img:hover img { transform: scale(1.06); }

    .hero-img .hero-img-bg { transition: transform 1.6s ease; }
    .hero-img:hover .hero-img-bg { }

    .nav-logo img { display: block; transition: transform 0.25s ease; }
    .nav-logo:hover img { transform: scale(1.06); }

    .app-block { transition: background 0.25s ease; }
    .app-block:hover { background: var(--bg); }
    .app-block h3 { transition: color 0.2s ease; }
    .app-block:hover h3 { color: var(--green); }
    .app-block:hover .app-block-num { color: var(--green); }

    .feature-row { transition: background 0.2s ease; }
    .feature-row:hover { background: var(--bg2); }
    .feature-row h3 { transition: color 0.2s ease; }
    .feature-row:hover h3 { color: var(--green); }

    .process-step { transition: background 0.2s ease; }
    .process-step:hover { background: var(--bg2); }

    .doc-item { transition: background 0.2s ease; }
    .doc-item:hover { background: var(--bg2); }

    .trial-step { transition: background 0.2s ease; }
    .trial-step:hover { background: var(--bg); }
    .trial-step .trial-step-num { transition: transform 0.2s ease; }
    .trial-step:hover .trial-step-num { transform: translateX(6px); }

    .ff-card, .density-card { transition: transform 0.25s ease, box-shadow 0.25s ease; }
    [data-stagger].aos-animate > .ff-card:hover,
    [data-stagger].aos-animate > .density-card:hover,
    .ff-card:hover, .density-card:hover { transform: translateY(-6px); box-shadow: 0 16px 32px rgba(0, 0, 0, 0.12); }

    .chip, .poss-tag { display: inline-block; transition: all 0.18s ease; }
    .chip:hover, .poss-tag:hover { transform: translateY(-3px); box-shadow: 0 6px 14px rgba(0, 0, 0, 0.1); }

    .tech-table tbody tr:hover td { background: rgba(42, 90, 61, 0.07); }

    .footer-nav a { display: inline-block; transition: color 0.15s, transform 0.18s ease; }
    .footer-nav a:hover { transform: translateX(4px); }
    .footer-contact a { transition: color 0.15s, transform 0.18s ease; }
    .footer-contact a:hover { transform: translateX(4px); }

    .form-submit { transition: all 0.2s ease; }
    .form-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0, 0, 0, 0.14); }

    .chat-fab:hover { transform: translateY(-3px) scale(1.06); }
}

@media (prefers-reduced-motion: reduce) {
    .btn:hover, .chip:hover, .poss-tag:hover, .form-submit:hover, .chat-fab:hover,
    [data-stagger].aos-animate > .ff-card:hover,
    [data-stagger].aos-animate > .density-card:hover,
    .ff-card:hover, .density-card:hover,
    .trial-step:hover .trial-step-num, .footer-nav a:hover, .footer-contact a:hover,
    .nav-logo:hover img { transform: none; box-shadow: none; }
    .fig:hover img, .img-block:hover img, .app-block-img:hover img { transform: none; }
    .app-block-img::before, .app-block-img::after { transition: none; }
}
/* --- Image placement (8-image map) --- */
.fig--wide { max-width: 740px; }
.hero-page { position: relative; }
.hero-page .wrap > p.lead { max-width: 600px; }


.ff-card .ff-shape-img {
    display: block; width: 100%; height: 110px;
    object-fit: contain; margin-top: 0.75rem;
}

.trial-hero-img {
    position: absolute;
    right: max(2rem, calc((100% - 1240px) / 2 + 2rem));
    bottom: 0;
    width: min(34vw, 400px);
    z-index: 2;
    display: block;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
    transition: transform 0.4s ease;
}
.trial-hero-img:hover { transform: scale(1.03); }

@media (max-width: 1200px) {
    .trial-hero-img {
        position: static;
        transform: none;
        width: min(100%, 480px);
        margin-top: 2.5rem;
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
    }
    .trial-hero-img:hover { transform: none; }
}

/* ——— Why RelWOOD — static bright photo (owner 2026-10-20: no parallax, bright, dark text) ——— */
section.why-px {
    position: relative;
    background: var(--bg2);
    color: var(--ink);
    padding: 5rem 0;
}
.why-px-bg { display: none; }
section.why-px > .wrap { position: relative; z-index: 1; }
section.why-px h2 { color: var(--ink); margin: 0; }

.why-carousel-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.why-nav-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.why-counter {
    font-family: 'Archivo', sans-serif;
    font-size: 0.95rem;
    color: var(--muted);
    margin-right: 0.5rem;
    letter-spacing: 0.05em;
}
.why-counter .why-cur {
    color: var(--ink);
    font-weight: 700;
}
.why-arrow {
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    background: var(--bg);
    color: var(--ink);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.why-arrow svg {
    width: 18px;
    height: 18px;
}
@media (hover: hover) {
    .why-arrow:hover {
        background: var(--green);
        color: #ffffff;
        border-color: var(--green);
    }
}

/* Tabs row */
.why-tabs {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    margin-bottom: 1.5rem;
}
.why-tab {
    background: var(--bg);
    border: none;
    padding: 1.1rem 1rem;
    text-align: left;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-family: inherit;
    position: relative;
    transition: background 0.2s ease;
}
.why-tab-num {
    font-family: 'Archivo', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.06em;
}
.why-tab-title {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(0.9rem, 1.1vw, 1.05rem);
    font-weight: 600;
    color: var(--ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
@media (hover: hover) {
    .why-tab:hover {
        background: #ffffff;
    }
}
.why-tab.is-active {
    background: #ffffff;
    box-shadow: inset 0 -3px 0 var(--green);
}
.why-tab.is-active .why-tab-num {
    color: var(--green);
}

/* Carousel Stage */
.why-carousel-stage {
    position: relative;
    width: 100%;
    height: clamp(440px, 52vw, 560px);
    min-height: 420px;
    overflow: hidden;
    background: #141a16;
    border: 1px solid var(--line);
}
.why-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.7s ease, visibility 0.7s ease;
}
.why-slide.is-active {
    opacity: 1;
    visibility: visible;
}
.why-slide-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}
.why-slide-shade {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(90deg, rgba(14,18,15,0.88) 0%, rgba(14,18,15,0.72) 42%, rgba(14,18,15,0.25) 75%, rgba(14,18,15,0.06) 100%);
}
.why-slide-content {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(2rem, 5vw, 4.5rem);
    max-width: 620px;
    z-index: 2;
    color: #ffffff;
}
.why-slide-kicker {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #9fd4b0;
    margin-bottom: 0.75rem;
}
.why-slide-title {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(2.2rem, 4.2vw, 3.4rem);
    font-weight: 700;
    line-height: 1.1;
    color: #ffffff;
    margin: 0 0 1.25rem 0;
}
.why-slide-desc {
    font-family: 'DM Sans', sans-serif;
    font-size: clamp(1.05rem, 1.4vw, 1.25rem);
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.90);
    margin: 0;
}

/* Stage hover arrows */
.why-stage-arrows {
    position: absolute;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 3;
    display: flex;
    gap: 0.5rem;
}
.why-arrow-stage {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #ffffff;
    backdrop-filter: blur(8px);
}
@media (hover: hover) {
    .why-arrow-stage:hover {
        background: #ffffff;
        color: var(--ink);
        border-color: #ffffff;
    }
}

@media (max-width: 768px) {
    section.why-px { padding: 3.5rem 0; }
    .why-tabs {
        display: flex;
        overflow-x: auto;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
        margin-bottom: 1rem;
    }
    .why-tabs::-webkit-scrollbar { display: none; }
    .why-tab {
        flex: 0 0 auto;
        padding: 0.75rem 1rem;
        min-width: 140px;
    }
    .why-carousel-stage {
        height: 480px;
        min-height: 440px;
    }
    .why-slide-shade {
        background: linear-gradient(180deg, rgba(14,18,15,0.15) 0%, rgba(14,18,15,0.72) 42%, rgba(14,18,15,0.92) 100%);
    }
    .why-slide-content {
        justify-content: flex-end;
        padding: 2rem 1.5rem;
        max-width: 100%;
    }
    .why-slide-title {
        font-size: 2rem;
        margin-bottom: 0.75rem;
    }
    .why-slide-desc {
        font-size: 1rem;
    }
    .why-stage-arrows {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .why-slide { transition: none; }
}
/* ——— Real Question section bg photo (owner 2026-10-20) ——— */
section.rq-px {
    position: relative;
    overflow: hidden;
    background: var(--bg2);
}
section.rq-px::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(244,243,240,0.88) 0%, rgba(244,243,240,0.45) 42%, rgba(244,243,240,0.08) 72%, transparent 100%),
        url('img/rq-bg.webp') right center / cover no-repeat;
    z-index: 0;
}
section.rq-px > .wrap { position: relative; z-index: 1; }
@media (max-width: 768px) {
    section.rq-px {
        position: relative;
        overflow: hidden;
        background: var(--bg2);
        padding: 4.5rem 0 240px 0;
        display: block;
    }
    section.rq-px::before {
        content: '';
        position: absolute;
        inset: 0;
        display: block;
        width: 100%;
        height: 100%;
        z-index: 0;
        background:
            linear-gradient(180deg, rgba(244,243,240,0.95) 0%, rgba(244,243,240,0.75) 45%, transparent 75%),
            url('img/rq-bg.webp') right 10px bottom / auto 260px no-repeat;
    }
    section.rq-px > .wrap {
        position: relative;
        z-index: 2;
        width: 100%;
    }
}
/* ——— Nav contact: shed items as the viewport narrows (logo + links + contact must fit one row) ——— */
@media (max-width: 1300px) { .nav-contact-mail { display: none; } }
@media (max-width: 960px)  { .nav-contact { display: none; } }
/* medium widths: tighten link padding so logo + links fit between 769 and 900px */
@media (min-width: 769px) and (max-width: 900px) {
    .nav-links a { padding: 0 0.7rem; font-size: 0.84rem; }
    .nav-links a.active::after { left: 0.7rem; right: 0.7rem; }
}

/* Problem section caption (owner 2026-10-24) */
.problem-media { margin: 0; }
.problem-caption {
    font-size: 0.82rem;
    font-style: italic;
    color: var(--muted);
    margin-top: 0.65rem;
    line-height: 1.55;
}

/* --- Uncut Image Block (owner 2026-10-24: do not cut edges) --- */
.img-block--uncut {
    overflow: hidden;
    background: transparent;
    width: 100%;
}
.img-block--uncut img {
    width: 100%;
    height: auto !important;
    max-height: none !important;
    object-fit: contain !important;
    display: block;
    box-shadow: 0 12px 36px rgba(0,0,0,0.07);
}

/* --- What is RelWOOD & About Aksons sections --- */
.what-relwood-sec {
    padding: 6rem 0;
    background: var(--bg);
}
.about-aksons-sec {
    padding: 6.5rem 0;
    background: var(--bg3);
}
.about-card {
    background: #fff;
    border: 1px solid var(--line);
    padding: 2.25rem 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}
.about-img-frame {
    max-width: 560px;
    width: 100%;
    margin: 0 auto;
}
.about-img-frame img {
    width: 100%;
    height: auto;
    display: block;
    border: 1px solid var(--line);
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}
.about-img-frame figcaption {
    font-size: 0.82rem;
    font-style: italic;
    color: var(--muted);
    margin-top: 0.65rem;
    line-height: 1.5;
}

/* Enhanced Image Sizing for Key Sections */
.editorial--what { grid-template-columns: 1fr 1.35fr; gap: 4rem; }
.editorial--approach { grid-template-columns: 1fr 1.35fr; gap: 4rem; }
@media (max-width: 900px) {
    .editorial--what, .editorial--approach {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

/* ==========================================================================
   TECHNICAL SECTION REDESIGN - Industrial Editorial Standards
   ========================================================================== */
.tech-hero-section {
    padding-top: 140px;
    padding-bottom: 60px;
    background: var(--bg);
}

.tech-spec-badge-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.25rem;
    margin-top: 1.5rem;
    padding: 0.85rem 1.25rem;
    background: var(--bg2);
    border: 1px solid var(--line);
    font-size: 0.92rem;
    color: var(--ink);
    font-weight: 600;
}
.tech-spec-badge-row span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.tech-spec-badge-row span::after {
    content: "•";
    color: var(--brown);
    margin-left: 0.75rem;
}
.tech-spec-badge-row span:last-child::after {
    display: none;
}

/* Stat Cards Grid (Metrics at a Glance) */
.tech-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin: 2.5rem 0 3.5rem 0;
}
.tech-stat-card {
    background: #ffffff;
    border: 1px solid var(--line);
    padding: 1.75rem 1.5rem;
    box-shadow: 0 4px 18px rgba(0,0,0,0.03);
    position: relative;
    border-top: 3px solid var(--ink);
    transition: transform 0.2s, box-shadow 0.2s;
}
.tech-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(0,0,0,0.06);
}
.tech-stat-card--accent {
    border-top-color: var(--green);
}
.tech-stat-val {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(2.2rem, 3.2vw, 2.8rem);
    font-weight: 700;
    line-height: 1;
    color: var(--ink);
    margin-bottom: 0.5rem;
}
.tech-stat-val small {
    font-size: 1rem;
    font-weight: 500;
    color: var(--muted);
    margin-left: 0.25rem;
}
.tech-stat-label {
    font-family: 'Archivo', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 0.35rem;
}
.tech-stat-sub {
    font-size: 0.82rem;
    color: var(--muted);
    font-weight: 500;
    line-height: 1.35;
}

/* Redesigned 3-Column Engineering Table */
.tech-table-container {
    background: #ffffff;
    border: 1px solid var(--line);
    box-shadow: 0 8px 30px rgba(0,0,0,0.04);
    overflow: hidden;
    margin: 2rem 0;
}
.tech-table-head-bar {
    background: var(--ink);
    color: #ffffff;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.tech-table-head-bar h3 {
    color: #ffffff;
    font-size: 1.2rem;
    margin: 0;
}
.tech-table-head-bar .sample-tag {
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: rgba(255,255,255,0.15);
    padding: 0.35rem 0.75rem;
    font-weight: 600;
}

.tech-pro-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 1.02rem;
    line-height: 1.5;
}
.tech-pro-table th {
    background: var(--bg2);
    color: var(--ink);
    font-family: 'Archivo', sans-serif;
    font-size: 0.86rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 1.1rem 2rem;
    text-align: left;
    border-bottom: 2px solid var(--line2);
}
.tech-pro-table th.col-result {
    width: 28%;
}
.tech-pro-table th.col-method {
    width: 32%;
}
.tech-pro-table td {
    padding: 1.15rem 2rem;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    vertical-align: middle;
}
.tech-pro-table tr:hover td {
    background: rgba(244, 243, 240, 0.6);
}
.tech-pro-table tr:last-child td {
    border-bottom: none;
}
.tech-pro-table .prop-name {
    font-weight: 600;
    color: var(--ink);
}
.tech-pro-table .result-badge {
    font-family: 'Archivo', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--green);
    letter-spacing: -0.01em;
}
.tech-pro-table .method-code {
    font-family: 'DM Sans', -apple-system, sans-serif;
    font-size: 0.92rem;
    font-weight: 500;
    color: #3f413e;
    background: var(--bg2);
    padding: 0.3rem 0.65rem;
    display: inline-block;
    border: 1px solid var(--line);
}

/* Feature Badges (Lead-free, Formaldehyde-free) */
.tech-safety-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}
.tech-safety-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    background: #ffffff;
    border: 1px solid var(--line);
    padding: 0.75rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ink);
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}
.tech-safety-badge svg {
    color: var(--green);
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Disclaimer Box */
.tech-disclaimer-box {
    background: var(--bg2);
    border: 1px solid var(--line);
    border-left: 4px solid var(--green);
    padding: 1.75rem 2rem;
    margin-top: 2rem;
}
.tech-disclaimer-p {
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--ink);
    margin: 0;
}
.tech-disclaimer-p strong {
    color: var(--ink);
    font-weight: 700;
}
.tech-disclaimer-sub {
    font-size: 0.85rem;
    line-height: 1.65;
    color: #555753;
    margin-top: 0.85rem;
    margin-bottom: 0;
}

@media (max-width: 960px) {
    .tech-stat-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    .tech-pro-table th, .tech-pro-table td {
        padding: 0.9rem 1.25rem;
    }
}
@media (max-width: 640px) {
    .tech-stat-grid {
        grid-template-columns: 1fr;
    }
    .tech-pro-table {
        font-size: 0.92rem;
    }
    .tech-pro-table th.col-method, .tech-pro-table td:nth-child(3) {
        display: none;
    }
}

/* ——— Interactive Dual Tabs (Section 5 Redesign) ——— */
.forming-tabs-wrap {
    margin: 1.5rem 0;
    border: 1px solid var(--line);
    background: #ffffff;
}
.forming-tabs {
    display: flex;
    border-bottom: 1px solid var(--line);
    background: var(--bg2);
}
.forming-tab {
    flex: 1;
    background: none;
    border: none;
    border-right: 1px solid var(--line);
    padding: 0.9rem 1.1rem;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--muted);
    cursor: pointer;
    text-align: left;
    transition: all 0.15s ease;
    border-radius: 0;
}
.forming-tab:last-child {
    border-right: none;
}
.forming-tab .ft-num {
    color: var(--green);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    margin-right: 0.4rem;
}
.forming-tab:hover {
    color: var(--ink);
    background: rgba(255, 255, 255, 0.6);
}
.forming-tab.is-active {
    background: #ffffff;
    color: var(--ink);
    border-bottom: 2px solid var(--green);
    margin-bottom: -1px;
}
.forming-panel {
    padding: 1.25rem 1.4rem;
    background: #ffffff;
}
.panel-desc {
    font-size: 0.88rem;
    color: var(--ink);
    margin: 0 0 0.9rem 0 !important;
    line-height: 1.45;
}
.spec-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}
.spec-pills span {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ink);
    background: var(--bg2);
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--line);
    display: inline-block;
}
.forming-takeaway {
    border-left: 3px solid var(--green);
    background: #ffffff;
    border-top: 1px solid var(--line);
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 1rem 1.25rem;
    margin-top: 1.25rem;
}
.forming-takeaway p {
    margin: 0 !important;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--ink);
}
@media (max-width: 540px) {
    .forming-tabs {
        flex-direction: column;
    }
    .forming-tab {
        border-right: none;
        border-bottom: 1px solid var(--line);
    }
}

/* ——— Thermoforming Video Embed ——— */
.thermo-video-wrap {
    margin: 2.5rem 0 1rem;
}
.thermo-video-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000000;
    border: 1px solid var(--line);
}
.thermo-video-frame iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}
.thermo-video-caption {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 0.75rem 0;
    font-size: 0.82rem;
    color: var(--muted);
    font-family: 'DM Sans', sans-serif;
    border-bottom: 1px solid var(--line);
}
.thermo-video-caption .video-duration-tag {
    font-weight: 700;
    color: var(--green);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.75rem;
}

/* ——— Technical Trial Hero Editorial (Compact High-Density Redesign) ——— */
.trial-hero-editorial {
    padding-top: clamp(100px, 14vw, 130px) !important;
    padding-bottom: 3.5rem !important;
    min-height: auto !important;
}
.trial-hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 3.5rem;
    align-items: start;
}
.trial-hero-text {
    max-width: 620px;
}
.trial-hero-media {
    position: relative;
    padding-top: 1rem;
}
.trial-hero-editorial .trial-hero-img {
    position: relative !important;
    right: auto !important;
    bottom: auto !important;
    width: 100% !important;
    max-width: 520px;
    height: auto;
    display: block;
    border: 1px solid var(--line);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
}
.trial-checklist-card {
    background: var(--bg2);
    border: 1px solid var(--line);
    padding: 1.25rem 1.5rem;
    margin-top: 1rem;
}
.checklist-title {
    font-weight: 700;
    color: var(--ink);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    font-family: 'DM Sans', sans-serif;
}
.trial-checklist-card .problem-list {
    margin-bottom: 0.75rem;
}
.checklist-footer {
    font-size: 0.88rem;
    color: var(--muted);
    margin: 0 !important;
    line-height: 1.45;
}
@media (max-width: 900px) {
    .trial-hero-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .trial-hero-editorial .trial-hero-img {
        max-width: 100%;
    }
}

/* Technical Parameters Grid (Sheet Size & Thickness) */
.tech-params-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}
.tech-param-card {
    background: #ffffff;
    border: 1px solid var(--line);
    border-top: 3px solid var(--green);
    padding: 2.25rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.tech-param-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
}
.tech-param-tag {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--brown);
}
.tech-param-val {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.5vw, 2.6rem);
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin: 0.6rem 0 0.25rem;
}
.tech-param-label {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--green);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.tech-param-card p {
    font-size: 0.98rem;
    color: var(--muted);
    line-height: 1.55;
    margin-top: 0.85rem;
}
@media (max-width: 680px) {
    .tech-params-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}


/* Footer Image Disclaimer */
.footer-disclaimer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    margin-top: 1rem;
}
.footer-disclaimer p {
    font-size: 0.82rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.45);
    margin: 0;
}
.footer-disclaimer strong {
    color: rgba(255, 255, 255, 0.75);
}

/* ——— Mobile Polish & Responsiveness Pass (v=53) ——— */
@media (max-width: 768px) {
    .wrap {
        padding: 0 1.25rem;
    }
    section:not(.intro-img):not(.hero-img):not(.strip) {
        padding: 4.5rem 0;
    }
    .hero-page {
        padding: 7.5rem 0 3rem;
    }
    /* Mobile intro: full chair and text visible, zero navbar overlap, zero black gap */
    .intro-img {
        height: auto;
        min-height: 0;
        padding: 70px 0 0 0 !important;
        margin: 0;
        position: relative;
        overflow: hidden;
        background: var(--bg);
    }
    .intro-img img {
        position: relative;
        inset: auto;
        width: 100%;
        height: auto;
        display: block;
        aspect-ratio: 1671 / 941;
        object-fit: contain;
        object-position: center;
    }
    .intro-img .intro-shade {
        display: none;
    }
    .hero-img {
        min-height: calc(100svh - (100vw * 941 / 1671) - 70px);
        padding: 3.5rem 0 3rem;
    }
    /* Button ergonomics on tablets/phones */
    .hero-buttons {
        gap: 0.75rem;
    }
}

@media (max-width: 640px) {
    /* Transform 4 vertical stat cards into a clean 2x2 engineering dashboard */
    .tech-stat-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 0.75rem;
    }
    .tech-stat-card {
        padding: 1.25rem 1rem;
    }
    .tech-stat-val {
        font-size: 1.65rem;
    }
    .tech-stat-label {
        font-size: 0.82rem;
    }
    .tech-stat-sub {
        font-size: 0.72rem;
    }
    
    /* Hero button stacks comfortably on mobile */
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
        text-align: center;
    }
    .btn-lg, .btn {
        padding: 0.95rem 1.5rem;
    }
    
    /* Footer spacing on mobile */
    .footer-top {
        gap: 2rem;
    }
    .footer-nav {
        gap: 0.4rem 1.25rem;
    }
    .footer-contact {
        gap: 0.4rem 1.25rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.25rem;
        line-height: 1.1;
    }
    h2 {
        font-size: 1.85rem;
        line-height: 1.15;
    }
    .strip {
        padding: 2.25rem 0;
    }
    .strip-line {
        font-size: 1.1rem;
    }
    .editorial {
        gap: 2rem;
    }
    .density-grid {
        gap: 1rem;
    }
    .density-card {
        padding: 1.5rem;
    }
    .tech-param-card {
        padding: 1.5rem 1.25rem;
    }
    .tech-param-val {
        font-size: 1.85rem;
    }
    .trial-checklist-card {
        padding: 1.25rem 1rem;
    }
    .trial-form {
        padding: 1.5rem 1.25rem;
    }
}

.footer-credits {
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    padding-bottom: 0.75rem;
    text-align: center;
    line-height: 1.6;
}
.footer-credits p {
    color: rgba(255,255,255,0.7) !important;
    font-size: 0.82rem !important;
    margin: 0;
    letter-spacing: 0.01em;
}
.footer-credits strong {
    color: #ffffff !important;
    font-weight: 600;
}
.footer-credits a {
    color: rgba(255,255,255,0.88) !important;
    text-decoration: underline;
    transition: color 0.2s ease;
}
.footer-credits a:hover {
    color: #ffffff !important;
}