/* =================================================================
   MountPath — stylesheet (block-based layout)
   Palette: rose #FF6082 · blush #FFE4F6 · violet #B26CFF · indigo #705EFF
   Dark sections: deep indigo-plum #231A38
   Type: Archivo (one family, heavy headings)
   ================================================================= */

/* ---------- Tokens ---------- */
:root {
    --ink:        #231A38;   /* dark section bg + strong text */
    --ink-2:      #2C2248;   /* raised dark panel */
    --text:       #2B2340;   /* body text on light */
    --muted:      #6B6385;   /* secondary text */
    --faint:      #938AAE;

    --rose:       #FF6082;   /* primary accent */
    --rose-dark:  #F23D64;   /* accent for small text/links on light */
    --blush:      #FFE4F6;
    --violet:     #B26CFF;
    --indigo:     #705EFF;
    --indigo-ink: #5B3FE0;   /* AA link colour on white */

    --paper:      #FFFFFF;
    --haze:       #F6EFFB;   /* pale lilac section / header */
    --haze-2:     #FBF4FB;
    --line:       #E8DCF1;
    --line-dark:  rgba(255,255,255,.14);

    --shadow-sm:  0 1px 2px rgba(35,26,56,.06);
    --shadow-md:  0 22px 44px -28px rgba(35,26,56,.35);
    --shadow-lg:  0 40px 80px -44px rgba(35,26,56,.5);

    --r-sm: 10px;
    --r-md: 16px;
    --r-lg: 24px;
    --r-pill: 999px;

    --shell: 1160px;
    --gap: clamp(1.5rem, 4vw, 3.2rem);

    --fs-xs:  0.8rem;
    --fs-sm:  0.925rem;
    --fs-base: 1.05rem;
    --fs-lg:  1.22rem;
    --fs-xl:  1.5rem;
    --fs-2xl: 1.95rem;
    --fs-3xl: clamp(2rem, 3.6vw, 2.75rem);
    --fs-4xl: clamp(2.4rem, 5vw, 3.4rem);
    --fs-hero: clamp(2.7rem, 6vw, 4.3rem);

    --ff: "Archivo", system-ui, -apple-system, Segoe UI, sans-serif;
}

/* ---------- Reset / base ---------- */
*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--ff);
    font-size: var(--fs-base);
    line-height: 1.65;
    color: var(--text);
    background: var(--paper);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--indigo-ink); text-underline-offset: 3px; }
a:hover { color: var(--ink); }

h1,h2,h3,h4 {
    font-family: var(--ff);
    font-weight: 800;
    line-height: 1.07;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin: 0 0 .5em;
}
p { margin: 0 0 1rem; max-width: 66ch; }
ul, ol { margin: 0 0 1rem; }

:focus-visible { outline: 3px solid var(--indigo); outline-offset: 2px; border-radius: 4px; }

.skip-link {
    position: absolute; left: 1rem; top: -4rem; z-index: 200;
    background: var(--ink); color: #fff; padding: .7rem 1.1rem; border-radius: var(--r-sm);
    transition: top .2s;
}
.skip-link:focus { top: 1rem; color: #fff; }

/* ---------- Layout ---------- */
.shell { width: min(100% - 2.5rem, var(--shell)); margin-inline: auto; }
.section { padding-block: clamp(3.4rem, 7vw, 6rem); }
.section--haze { background: var(--haze); }
.section--blush { background: var(--blush); }
.section--dark { background: var(--ink); color: #E9E3F5; }
.section--dark h1,.section--dark h2,.section--dark h3 { color: #fff; }

/* eyebrow: small coral label with a leading bar */
.eyebrow {
    display: inline-flex; align-items: center; gap: .55rem;
    font-size: var(--fs-sm); font-weight: 700; letter-spacing: .01em;
    color: var(--rose-dark); margin: 0 0 1rem; text-transform: none;
}
.eyebrow::before { content: ""; width: 20px; height: 3px; border-radius: 3px; background: var(--rose); }
.section--dark .eyebrow { color: #FF9BB2; }
.section--dark .eyebrow::before { background: var(--rose); }

.lead { font-size: var(--fs-lg); color: var(--muted); max-width: 60ch; }
.section--dark .lead { color: #C7BEDE; }

.section-head { max-width: 58ch; margin-bottom: 2.6rem; }
.section-head h2 { font-size: var(--fs-3xl); }

/* ---------- Buttons (pills) ---------- */
.btn {
    display: inline-flex; align-items: center; gap: .5rem;
    font-family: var(--ff); font-weight: 700; font-size: var(--fs-sm);
    padding: .85rem 1.6rem; border-radius: var(--r-pill);
    border: 2px solid transparent; cursor: pointer; text-decoration: none; line-height: 1;
    transition: transform .16s ease, box-shadow .16s ease, background .16s ease, color .16s ease;
}
.btn .icon { width: 1.05rem; height: 1.05rem; }
.btn--primary { background: var(--rose); color: #fff; box-shadow: 0 10px 24px -12px rgba(255,96,130,.75); }
.btn--primary:hover { background: var(--rose-dark); color: #fff; transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { color: var(--ink); border-color: var(--violet); background: var(--haze); }
.section--dark .btn--ghost, .hero .btn--ghost { color: #fff; border-color: rgba(255,255,255,.5); }
.section--dark .btn--ghost:hover, .hero .btn--ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; color: #fff; }

/* ---------- Header ---------- */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(246,239,251,.9); backdrop-filter: saturate(160%) blur(12px);
    border-bottom: 1px solid var(--line);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 70px; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .55rem; text-decoration: none; color: var(--ink); }
.brand__word { font-weight: 800; font-size: 1.32rem; letter-spacing: -0.03em; }
.brand__word b { color: var(--rose-dark); font-weight: 800; }
.brand--footer .brand__word, .brand--footer .brand__word b { color: #fff; }

.site-nav { display: flex; align-items: center; gap: 1rem; }
.nav-list { display: flex; align-items: center; gap: .2rem; list-style: none; margin: 0; padding: 0; }
.nav-link {
    display: inline-block; padding: .5rem .85rem; border-radius: var(--r-pill);
    font-size: var(--fs-sm); font-weight: 600; color: var(--muted); text-decoration: none;
    transition: color .15s, background .15s;
}
.nav-link:hover { color: var(--ink); background: #fff; }
.nav-link.is-active { color: #fff; background: var(--ink); }
.nav-cta { margin-left: .25rem; }

.nav-toggle {
    display: none; align-items: center; gap: .5rem; background: var(--ink); color: #fff;
    border: 0; padding: .55rem .9rem; border-radius: var(--r-pill); cursor: pointer;
    font-family: var(--ff); font-weight: 700; font-size: var(--fs-sm);
}
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after {
    content: ""; display: block; width: 18px; height: 2px; background: #fff; border-radius: 2px;
}
.nav-toggle__bars { position: relative; }
.nav-toggle__bars::before { position: absolute; top: -6px; }
.nav-toggle__bars::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero (full-bleed photo + dark overlay) ---------- */
.hero { position: relative; color: #fff; background: var(--ink); overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__bg::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(100deg, rgba(27,19,46,.95) 0%, rgba(27,19,46,.86) 38%, rgba(35,26,56,.55) 72%, rgba(112,94,255,.25) 100%);
}
.hero__inner { position: relative; z-index: 1; padding-block: clamp(3.4rem, 7vw, 5.6rem); max-width: 42rem; }
.hero__title { font-size: var(--fs-hero); color: #fff; margin-bottom: 1.1rem; }
.hero__lead { font-size: var(--fs-lg); color: #D9D2EC; margin-bottom: 1.8rem; max-width: 40ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 1.8rem; }
.hero__checks { display: flex; flex-wrap: wrap; gap: 1.2rem 1.6rem; list-style: none; margin: 0; padding: 0; }
.hero__checks li { display: inline-flex; align-items: center; gap: .5rem; font-size: var(--fs-sm); font-weight: 600; color: #EDE8F8; }
.hero__checks .icon { color: var(--rose); }

/* ---------- Stats strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.stats__item { padding: clamp(1.6rem, 3vw, 2.4rem) 1rem; text-align: center; border-right: 1px solid var(--line); }
.stats__item:last-child { border-right: 0; }
.stats__num { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; color: var(--indigo); line-height: 1; letter-spacing: -0.03em; }
.stats__label { font-size: var(--fs-sm); color: var(--muted); margin-top: .5rem; }

/* ---------- Split (photo + text) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); align-items: center; }
.split--text-first .split__media { order: 2; }
.tick-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .85rem; }
.tick-list li { display: grid; grid-template-columns: 24px 1fr; gap: .7rem; color: var(--muted); }
.tick-list .icon { color: var(--rose); margin-top: .2rem; }
.section--dark .tick-list li { color: #D4CCE6; }

/* ---------- Media frames ---------- */
.media-frame { position: relative; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.media-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.media-frame--wide { aspect-ratio: 16 / 11; }
.media-frame--band { aspect-ratio: 12 / 5; }

/* ---------- Dashed divider ---------- */
.rule-dashed { border: 0; border-top: 2px dashed var(--line); margin: 0; }

/* ---------- Photo grid (install examples) ---------- */
.photo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.photo-grid figure { position: relative; margin: 0; border-radius: var(--r-md); overflow: hidden; aspect-ratio: 4 / 3; box-shadow: var(--shadow-sm); }
.photo-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.photo-grid figure:hover img { transform: scale(1.05); }
.photo-grid figcaption {
    position: absolute; left: .7rem; bottom: .7rem; z-index: 1;
    background: rgba(27,19,46,.82); color: #fff; font-size: var(--fs-xs); font-weight: 600;
    padding: .35rem .7rem; border-radius: var(--r-pill); backdrop-filter: blur(4px);
}

/* ---------- Approach (dark, 3 columns) ---------- */
.approach { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.approach__ico {
    width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
    background: rgba(255,96,130,.16); color: var(--rose); margin-bottom: 1rem;
}
.approach h3 { font-size: var(--fs-lg); color: #fff; margin-bottom: .35rem; }
.approach p { color: #BDB4D6; font-size: var(--fs-sm); margin: 0; }

/* ---------- Topic cards ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.topic {
    background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md);
    overflow: hidden; display: flex; flex-direction: column;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.topic:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--violet); }
.topic__media { aspect-ratio: 16 / 10; overflow: hidden; }
.topic__media img { width: 100%; height: 100%; object-fit: cover; }
.topic__body { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.topic__body h3 { font-size: var(--fs-lg); }
.topic__body p { color: var(--muted); font-size: var(--fs-sm); margin-bottom: 1rem; }
.topic__link {
    margin-top: auto; align-self: flex-start; display: inline-flex; align-items: center; gap: .4rem;
    font-weight: 700; font-size: var(--fs-sm); color: var(--rose-dark); text-decoration: none;
    border-bottom: 2px solid var(--rose); padding-bottom: 2px;
}
.topic__link .icon { width: 1rem; height: 1rem; transition: transform .2s; }
.topic__link:hover { color: var(--rose-dark); }
.topic__link:hover .icon { transform: translateX(3px); }

/* ---------- Plain cards (used by safety, generic) ---------- */
.grid { display: grid; gap: 1.4rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md); padding: 1.6rem; }
.card--lift { transition: transform .2s, box-shadow .2s, border-color .2s; }
.card--lift:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--violet); }
.card__ico { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 1rem; background: var(--blush); color: var(--rose-dark); }
.card h3 { font-size: var(--fs-lg); }
.card p { color: var(--muted); font-size: var(--fs-sm); margin-bottom: 0; }

/* ---------- Mount types page ---------- */
.mtype { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.mtype__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.mtype__media img { width: 100%; height: 100%; object-fit: cover; }
.mtype__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(27,19,46,.92) 8%, rgba(27,19,46,.3) 52%, transparent 100%); }
.mtype__cap { position: absolute; left: 0; right: 0; bottom: 0; z-index: 1; padding: 1.1rem 1.4rem; }
.mtype__cap h3 { color: #fff; font-size: var(--fs-xl); margin-bottom: .1rem; }
.mtype__depth { font-size: var(--fs-xs); font-weight: 700; color: rgba(255,255,255,.88); }
.mtype__body { padding: 1.4rem 1.5rem; }
.mtype__best { font-weight: 700; color: var(--ink); margin-bottom: 1rem; }
.mtype h4 { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .08em; color: var(--faint); margin: .9rem 0 .5rem; font-weight: 700; }
.mtype ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.mtype li { display: grid; grid-template-columns: 18px 1fr; gap: .5rem; font-size: var(--fs-sm); color: var(--muted); }
.mtype li.pro::before { content: "+"; color: var(--indigo); font-weight: 800; }
.mtype li.con::before { content: "–"; color: var(--rose-dark); font-weight: 800; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-md); }
table.compare { border-collapse: collapse; width: 100%; min-width: 560px; font-size: var(--fs-sm); }
table.compare th, table.compare td { text-align: left; padding: .9rem 1.1rem; border-bottom: 1px solid var(--line); }
table.compare thead th { background: var(--haze); font-weight: 800; color: var(--ink); }
table.compare tbody th { font-weight: 700; color: var(--ink); }
table.compare tr:last-child td, table.compare tr:last-child th { border-bottom: 0; }

/* ---------- FAQ accordion (rounded rows) ---------- */
.faq { max-width: 56rem; display: grid; gap: .8rem; }
.faq__item { background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.section--blush .faq__item { border-color: transparent; box-shadow: var(--shadow-sm); }
.faq__q {
    width: 100%; background: none; border: 0; cursor: pointer; text-align: left;
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    padding: 1.15rem 1.3rem; font-family: var(--ff); font-weight: 700; font-size: var(--fs-base); color: var(--ink);
}
.faq__q:hover { color: var(--rose-dark); }
.faq__sign { flex: none; width: 24px; height: 24px; position: relative; color: var(--rose-dark); }
.faq__sign::before, .faq__sign::after { content: ""; position: absolute; left: 50%; top: 50%; background: currentColor; border-radius: 2px; }
.faq__sign::before { width: 13px; height: 2px; transform: translate(-50%,-50%); }
.faq__sign::after { width: 2px; height: 13px; transform: translate(-50%,-50%); transition: transform .25s; }
.faq__q[aria-expanded="true"] .faq__sign::after { transform: translate(-50%,-50%) scaleY(0); }
.faq__a { overflow: hidden; max-height: 0; transition: max-height .3s ease; }
.faq__a > div { padding: 0 1.3rem 1.2rem; color: var(--muted); }
.faq__a p { margin: 0; }

/* ---------- CTA band ---------- */
.cta { text-align: left; }
.cta__inner { max-width: 44rem; }
.cta h2 { font-size: var(--fs-3xl); color: #fff; }
.cta p { color: #C7BEDE; }
.cta .hero__actions { margin-bottom: 0; }

/* ---------- Page head (inner pages) ---------- */
.page-head { background: var(--ink); color: #E9E3F5; padding-block: clamp(2.6rem, 6vw, 4rem); }
.page-head__inner { max-width: 60ch; }
.page-head h1 { font-size: var(--fs-4xl); color: #fff; margin-bottom: .5rem; }
.page-head p { font-size: var(--fs-lg); color: #C7BEDE; margin: 0; }
.breadcrumb { font-size: var(--fs-sm); color: #9B92B6; margin-bottom: 1rem; }
.breadcrumb a { color: #9B92B6; text-decoration: none; }
.breadcrumb a:hover { color: #fff; }

/* ---------- The Path steps (guides/home) ---------- */
.path { position: relative; }
.path__line { position: absolute; left: 25px; top: 10px; bottom: 10px; width: 3px; background: var(--rose); border-radius: 3px; opacity: .55; }
.path__step { position: relative; display: grid; grid-template-columns: 52px 1fr; gap: 1.4rem; align-items: start; padding-block: 1.3rem; }
.path__node { width: 52px; height: 52px; border-radius: var(--r-pill); display: grid; place-items: center; z-index: 1; background: var(--ink); color: #fff; font-weight: 800; font-size: 1.2rem; }
.path__body h3 { font-size: var(--fs-xl); margin-bottom: .15rem; }
.path__lead { color: var(--rose-dark); font-weight: 700; margin-bottom: .5rem; }
.path__body p { color: var(--muted); margin-bottom: 0; }
.path__icon { color: var(--violet); vertical-align: -4px; margin-right: .4rem; display: inline-flex; }

/* ---------- Prose (legal + about) ---------- */
.prose { max-width: 70ch; }
.prose h2 { font-size: var(--fs-2xl); margin-top: 2.4rem; }
.prose h3 { font-size: var(--fs-lg); margin-top: 1.6rem; }
.prose p, .prose li { color: var(--muted); }
.prose ul { padding-left: 1.2rem; display: grid; gap: .5rem; }
.prose a { font-weight: 700; color: var(--indigo-ink); }
.prose__meta { font-size: var(--fs-sm); color: var(--faint); margin-bottom: 2rem; }

.aside-card { background: var(--haze); border: 1px solid var(--line); border-radius: var(--r-md); padding: 1.6rem; }

/* ---------- Contact form ---------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--gap); align-items: start; }
.form-grid { display: grid; gap: 1.1rem; }
.field { display: grid; gap: .4rem; }
.field label { font-weight: 700; font-size: var(--fs-sm); color: var(--ink); }
.field input, .field textarea {
    font-family: var(--ff); font-size: var(--fs-base); color: var(--text);
    padding: .85rem 1rem; border: 2px solid var(--line); border-radius: var(--r-sm); background: #fff; width: 100%;
    transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 4px rgba(178,108,255,.18); }
.field textarea { resize: vertical; min-height: 140px; }
.field__hint { font-size: var(--fs-xs); color: var(--faint); }
.field.has-error input, .field.has-error textarea { border-color: var(--rose); }
.field__error { font-size: var(--fs-xs); color: var(--rose-dark); font-weight: 700; }
.alert { border-radius: var(--r-sm); padding: 1rem 1.2rem; margin-bottom: 1.4rem; font-size: var(--fs-sm); }
.alert--ok { background: #EAF8EF; border: 1px solid #BFE6CC; color: #1C6B38; }
.alert--err { background: #FDEBF0; border: 1px solid #F6C6D4; color: #B22A4C; }
.info-card { background: var(--haze); border: 1px solid var(--line); border-radius: var(--r-md); padding: 1.6rem; }
.info-card dt { font-weight: 800; font-size: var(--fs-sm); margin-top: 1rem; color: var(--ink); }
.info-card dt:first-child { margin-top: 0; }
.info-card dd { margin: .1rem 0 0; color: var(--muted); font-size: var(--fs-sm); }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #BDB4D6; padding-top: clamp(3rem, 6vw, 4.2rem); }
.site-footer a { color: #BDB4D6; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.site-footer__grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.2fr; gap: 2rem; padding-bottom: 2.6rem; }
.site-footer__blurb { color: #948BB0; font-size: var(--fs-sm); max-width: 32ch; margin-top: 1rem; }
.site-footer__note { color: #6F6690; font-size: var(--fs-xs); margin-top: .8rem; }
.site-footer__heading { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .12em; color: #8A80A3; margin: 0 0 1rem; font-weight: 700; }
.site-footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; font-size: var(--fs-sm); }
.site-footer__base { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; padding-block: 1.4rem; border-top: 1px solid var(--line-dark); font-size: var(--fs-xs); color: #8A80A3; }
.site-footer__base p { margin: 0; }

/* ---------- Utilities ---------- */
.mt-lead { margin-top: 1.6rem; }
.stack > * + * { margin-top: 1.3rem; }

/* ---------- Reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(14px); }
.is-revealed [data-reveal] { opacity: 1; transform: none; transition: opacity .55s ease, transform .55s ease; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
    .split, .contact-grid { grid-template-columns: 1fr; }
    .split--text-first .split__media { order: 0; }
    .approach, .cards-3, .photo-grid { grid-template-columns: 1fr 1fr; }
    .site-footer__grid { grid-template-columns: 1fr 1fr; }
    .stats { grid-template-columns: repeat(2, 1fr); }
    .stats__item:nth-child(2) { border-right: 0; }
    .stats__item:nth-child(1), .stats__item:nth-child(2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 760px) {
    .nav-cta { display: none; }
    .nav-toggle { display: inline-flex; }
    .nav-list {
        position: absolute; top: 70px; left: 0; right: 0; display: none;
        flex-direction: column; align-items: stretch; gap: .25rem;
        background: #fff; border-bottom: 1px solid var(--line); padding: .8rem 1.25rem 1.2rem; box-shadow: var(--shadow-md);
    }
    .nav-list.is-open { display: flex; }
    .nav-link { padding: .8rem 1rem; }
    .grid--2, .grid--3, .cards-3, .approach, .photo-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .stats { grid-template-columns: 1fr 1fr; }
    .hero__actions .btn { width: 100%; justify-content: center; }
    .site-footer__grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    * { scroll-behavior: auto !important; }
    [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
    .btn:hover, .topic:hover, .card--lift:hover, .photo-grid figure:hover img { transform: none; }
}