/* PHG directions: shared base. Tokens measured from farmminerals.com (docs/palette.md). One family, no serif, no mono. */
@font-face { font-family: "General Sans"; src: url("../fonts/GeneralSans-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "General Sans"; src: url("../fonts/GeneralSans-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
:root {
  --cream: #f4ede6;
  --olive-900: #404f1d;
  --olive-800: #4c5b20;
  --olive-600: #636f3d;
  --olive-400: #7c914c;
  --ink: #333333;
  --white: #ffffff;
  --page: #ffffff;
  --cream-70: rgba(244, 237, 230, 0.7);
  --line: rgba(64, 79, 29, 0.18);
  --line-dark: rgba(244, 237, 230, 0.22);

  --font: "General Sans", "Aeonik", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --h1: clamp(44px, 37px + 3.25vw, 84px);
  --h2: clamp(32px, 1.6rem + 2.2vw, 49px);
  --h3: clamp(19px, 1rem + 0.4vw, 22px);
  --body: clamp(15px, 0.9rem + 0.15vw, 17px);
  --small: 14px;

  --gutter: clamp(16px, 4vw, 56px);
  --max: 1440px;
  --radius-card: 28px;
  --radius-btn: 999px;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);
  --header-h: 72px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--body);
  line-height: 1.5;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 400; }

.h1 { font-size: var(--h1); line-height: 0.95; letter-spacing: -0.01em; }
.h2 { font-size: var(--h2); line-height: 0.92; letter-spacing: -0.01em; color: var(--olive-600); }
.h2.strong { color: var(--olive-900); font-weight: 500; }
.h3 { font-size: var(--h3); line-height: 1.2; color: var(--olive-800); }
.lede { max-width: 46ch; color: var(--ink); }
.on-dark { color: var(--white); }
.on-dark .muted, .muted-dark { color: var(--cream-70); }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.skip { position: absolute; inset-inline-start: 12px; top: -60px; background: var(--olive-900); color: var(--cream); padding: 10px 14px; z-index: 100; }
.skip:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--olive-400); outline-offset: 3px; }
.sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---------- header: MENU left, logo centre, CONTACT US right ---------- */
.site-header {
  position: fixed; inset-inline: 0; top: 0; z-index: 40;
  height: var(--header-h);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  padding-inline: var(--gutter);
  color: var(--cream);
  transition: color 0.3s var(--ease-out), background-color 0.3s var(--ease-out);
}
.site-header[data-tone="light"] { color: var(--olive-900); background: var(--page); }
.site-header button, .site-header a { font: inherit; color: inherit; }
.hdr-menu, .hdr-contact {
  background: none; border: 0; padding: 8px 0; cursor: pointer;
  font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; font-weight: 500;
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
}
.hdr-contact { justify-self: end; }
.hdr-contact span { border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.hdr-menu i { display: grid; gap: 4px; width: 18px; }
.hdr-menu i::before, .hdr-menu i::after { content: ""; height: 1.5px; background: currentColor; }
.hdr-logo { display: block; height: 30px; }
.hdr-logo img { height: 30px; width: auto; }
.hdr-logo .on-light { display: none; }
.site-header[data-tone="light"] .hdr-logo .on-dark { display: none; }
.site-header[data-tone="light"] .hdr-logo .on-light { display: block; }

/* full-screen menu */
.menu {
  position: fixed; inset: 0; z-index: 60; background: var(--olive-900); color: var(--cream);
  display: grid; grid-template-rows: var(--header-h) 1fr auto; padding-inline: var(--gutter);
  opacity: 0; visibility: hidden; transition: opacity 0.35s var(--ease-out), visibility 0s linear 0.35s;
}
.menu[data-open="true"] { opacity: 1; visibility: visible; transition: opacity 0.35s var(--ease-out); }
.menu-top { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; }
.menu-close { background: none; border: 0; color: inherit; font: 500 13px var(--font); letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; padding: 8px 0; justify-self: start; }
.menu nav { align-self: center; display: grid; gap: clamp(4px, 1vh, 10px); }
.menu nav a { font-size: clamp(34px, 2rem + 2.6vw, 72px); line-height: 1.02; text-decoration: none; letter-spacing: -0.01em; width: fit-content; }
.menu nav a span { display: inline-block; transform: translateY(18px); opacity: 0; transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out); }
.menu[data-open="true"] nav a span { transform: none; opacity: 1; }
.menu nav a:nth-child(2) span { transition-delay: 0.04s; } .menu nav a:nth-child(3) span { transition-delay: 0.08s; }
.menu nav a:nth-child(4) span { transition-delay: 0.12s; } .menu nav a:nth-child(5) span { transition-delay: 0.16s; }
.menu nav a:nth-child(6) span { transition-delay: 0.2s; } .menu nav a:nth-child(7) span { transition-delay: 0.24s; }
.menu nav a:hover { color: var(--olive-400); }
.menu-foot { display: flex; flex-wrap: wrap; gap: 8px 32px; padding-block: 28px; border-top: 1px solid var(--line-dark); color: var(--cream-70); font-size: var(--small); }
.menu-foot a { color: var(--cream); text-decoration: none; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 26px; border-radius: var(--radius-btn);
  font: 500 15px/1 var(--font); text-decoration: none; cursor: pointer; white-space: nowrap;
  border: 1px solid var(--olive-900); background: var(--olive-900); color: var(--cream);
  transition: background-color 0.25s var(--ease-out), color 0.25s var(--ease-out), transform 0.12s var(--ease-out);
}
.btn:hover { background: var(--olive-800); }
.btn:active { transform: scale(0.98); }
.btn.line { background: transparent; color: var(--olive-900); }
.btn.line:hover { background: var(--olive-900); color: var(--cream); }
.btn.light { background: var(--cream); color: var(--olive-900); border-color: var(--cream); }
.btn.light:hover { background: var(--white); }
.btn.light-line { background: transparent; color: var(--white); border-color: var(--cream-70); }
.btn.light-line:hover { background: var(--cream); color: var(--olive-900); }
.textlink { color: var(--olive-900); text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.on-dark .textlink, .textlink.light { color: var(--white); }

/* ---------- letter-fill statements ---------- */
.fill .ch { color: var(--olive-900); }
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .fill { view-timeline-name: --fill; }
    .fill .ch {
      color: var(--olive-400);
      animation: phg-fill linear both;
      animation-timeline: --fill;
      animation-range-start: cover calc(18% + var(--p) * 30%);
      animation-range-end: cover calc(22% + var(--p) * 30%);
    }
    .fill.on-olive .ch { color: rgba(244, 237, 230, 0.32); animation-name: phg-fill-light; }
  }
}
.fill.on-olive .ch { color: var(--cream); }
@keyframes phg-fill { to { color: var(--olive-900); } }
@keyframes phg-fill-light { to { color: var(--cream); } }

/* ---------- certification band ---------- */
.cert-band { background: var(--olive-900); color: var(--cream); padding-block: clamp(40px, 6vw, 72px); }

/* ---------- quote modal (apply style) ---------- */
dialog.quote {
  width: 100%; max-width: none; height: 100%; max-height: none; margin: 0; padding: 0; border: 0;
  background: var(--olive-900); color: var(--cream);
  opacity: 0; transition: opacity 0.32s var(--ease-drawer), display 0.32s allow-discrete, overlay 0.32s allow-discrete;
}
dialog.quote[open] { opacity: 1; }
@starting-style { dialog.quote[open] { opacity: 0; } }
dialog.quote::backdrop { background: rgba(64, 79, 29, 0.6); }
.q-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); height: 100%; }
.q-side { padding: calc(var(--header-h) + 24px) var(--gutter) 40px; display: flex; flex-direction: column; justify-content: space-between; gap: 32px; }
.q-side h2 { font-size: var(--h2); line-height: 0.95; max-width: 13ch; color: var(--cream); font-weight: 400; }
.q-side p { color: var(--cream-70); max-width: 40ch; margin-top: 18px; }
.q-alt { font-size: var(--small); color: var(--cream-70); }
.q-alt a { color: var(--cream); }
.q-main { overflow-y: auto; padding: calc(var(--header-h) + 24px) var(--gutter) 48px; border-inline-start: 1px solid var(--line-dark); }
.q-close { position: absolute; top: 18px; inset-inline-end: var(--gutter); background: none; border: 0; color: var(--cream); font: 500 13px var(--font); letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; padding: 8px 0; }
.q-steps { display: flex; gap: 24px; margin-bottom: 36px; font-size: var(--small); color: var(--cream-70); }
.q-steps span[aria-current="step"] { color: var(--cream); border-bottom: 1px solid var(--cream); padding-bottom: 4px; }
.q-field { border: 0; margin: 0 0 30px; padding: 0; min-width: 0; }
.q-field > label, .q-field > legend { display: block; font-size: 15px; margin-bottom: 12px; padding: 0; color: var(--cream); }
.q-opt { color: var(--cream-70); font-size: 13px; margin-inline-start: 6px; }
.q-input, .q-select, .q-text {
  width: 100%; background: transparent; color: var(--cream); font: inherit; font-size: 17px;
  border: 0; border-bottom: 1px solid var(--line-dark); padding: 8px 0 10px; border-radius: 0;
}
.q-select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--cream) 50%), linear-gradient(135deg, var(--cream) 50%, transparent 50%); background-position: calc(100% - 12px) 55%, calc(100% - 7px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.q-select option { color: var(--ink); }
.q-text { min-height: 84px; resize: vertical; }
.q-input:focus, .q-select:focus, .q-text:focus { outline: none; border-bottom-color: var(--cream); }
.q-input::placeholder, .q-text::placeholder { color: rgba(244, 237, 230, 0.55); }
.q-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.q-chip { font: inherit; font-size: 15px; color: var(--cream); background: transparent; border: 1px solid var(--line-dark); border-radius: var(--radius-btn); padding: 9px 16px; cursor: pointer; transition: background-color 0.2s var(--ease-out), color 0.2s var(--ease-out), border-color 0.2s var(--ease-out); }
.q-chip:hover { border-color: var(--cream-70); }
.q-chip[aria-pressed="true"] { background: var(--cream); color: var(--olive-900); border-color: var(--cream); }
.q-err { margin-top: 10px; font-size: 14px; color: var(--cream); padding-inline-start: 10px; border-inline-start: 2px solid var(--cream); }
.q-err[hidden] { display: none; }
[aria-invalid="true"].q-input, [aria-invalid="true"].q-select { border-bottom-color: var(--cream); border-bottom-width: 2px; }
.q-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
.q-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 8px; }
.q-hint { margin-top: 8px; font-size: 13px; color: var(--cream-70); }
.q-note { margin-top: 22px; font-size: 13px; color: var(--cream-70); max-width: 52ch; }
.q-file { font-size: 14px; color: var(--cream-70); }
.q-hp { position: absolute; inset-inline-start: -9999px; width: 1px; height: 1px; overflow: hidden; }
.q-done h3 { font-size: var(--h2); line-height: 0.95; color: var(--cream); font-weight: 400; margin-bottom: 18px; }
.q-done p { color: var(--cream-70); max-width: 44ch; }

/* ---------- footer ---------- */
.site-footer { background: var(--page); color: var(--olive-900); padding-block: clamp(64px, 9vw, 120px) 32px; border-top: 1px solid var(--line); }
.foot-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(4, minmax(0, 1fr)); gap: 40px 32px; }
.foot-grid .foot-h { font-size: 15px; font-weight: 500; margin-bottom: 14px; color: var(--olive-900); }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: var(--small); }
.foot-grid a { text-decoration: none; color: var(--olive-800); }
.foot-grid a:hover { text-decoration: underline; }
.foot-desk p { font-size: var(--small); color: var(--ink); margin-bottom: 10px; max-width: 30ch; }
.foot-desk strong { display: block; font-weight: 500; color: var(--olive-900); font-size: 17px; margin-bottom: 4px; }
.foot-legal { margin-top: 64px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--olive-600); }

/* mobile bar: solid, plain */
.mbar { display: none; }
/* floating WhatsApp button; on phones it steps aside while the bottom bar (which has WhatsApp) is showing */
.wa-float { position: fixed; inset-inline-end: 20px; bottom: 20px; z-index: 35; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: #25d366; color: #fff; box-shadow: 0 6px 20px rgba(0, 0, 0, 0.22); transition: transform 0.25s var(--ease-out), opacity 0.25s var(--ease-out); }
.wa-float svg { width: 30px; height: 30px; }
.wa-float:hover { transform: scale(1.06); }
@media (prefers-reduced-motion: reduce) { .wa-float, .wa-float:hover { transition: none; transform: none; } }

@media (max-width: 900px) {
  .q-grid { grid-template-columns: 1fr; height: auto; min-height: 100%; }
  .q-side { padding-bottom: 8px; }
  .q-side .q-alt { display: none; }
  .q-main { border-inline-start: 0; padding-top: 24px; overflow: visible; }
  dialog.quote { overflow-y: auto; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-desk { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  :root { --header-h: 60px; }
  .site-header { grid-template-columns: 1fr auto; }
  .hdr-logo { order: -1; justify-self: start; }
  .hdr-menu { justify-self: end; flex-direction: row-reverse; }
  .hdr-contact { display: none; }
  .hdr-logo, .hdr-logo img { height: 24px; }
  .q-row { grid-template-columns: 1fr; }
  .mbar {
    display: grid; grid-template-columns: 1fr 1fr; position: fixed; inset-inline: 0; bottom: 0; z-index: 30;
    background: var(--olive-900); padding: 8px 12px calc(8px + env(safe-area-inset-bottom, 0px)); gap: 8px;
    transform: translateY(110%); transition: transform 0.3s var(--ease-out);
  }
  .mbar[data-show="true"] { transform: none; }
  .wa-float { inset-inline-end: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); }
  .mbar[data-show="true"] ~ .wa-float { opacity: 0; pointer-events: none; transform: translateY(12px); }
  .mbar .btn { min-height: 44px; padding: 0 12px; }
  body { padding-bottom: 64px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  .menu nav a span { transform: none; opacity: 1; }
}

/* =====================================================================
   Inner-page kit (shared by product, market, certification, blog and utility pages)
   ===================================================================== */
.menu nav a[aria-current="page"] { color: var(--olive-400); }

/* breadcrumbs: sit under the fixed header on light pages */
.crumbs { padding-block: calc(var(--header-h) + 20px) 0; font-size: var(--small); color: var(--olive-600); }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 10px; }
.crumbs li + li::before { content: "/"; margin-inline-end: 10px; color: var(--olive-400); }
.crumbs a { color: var(--olive-800); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.crumbs [aria-current] { color: var(--ink); }
.page-hero.dark .crumbs, .on-dark .crumbs { color: var(--cream-70); }
.page-hero.dark .crumbs a { color: var(--cream); }
.page-hero.dark .crumbs [aria-current] { color: var(--white); }

/* inner-page hero: olive band, optional photo bleeding off the inline end */
.page-hero { position: relative; overflow: hidden; }
.page-hero.dark { background: var(--olive-900); color: var(--white); }
.page-hero .ph-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(24px, 4vw, 64px); align-items: end; padding-block: clamp(40px, 6vw, 88px) clamp(56px, 8vw, 112px); }
.page-hero h1 { font-size: clamp(40px, 30px + 3vw, 76px); line-height: 0.97; letter-spacing: -0.01em; max-width: 16ch; }
.page-hero p.ph-lede { margin-top: 22px; max-width: 46ch; font-size: clamp(16px, 0.95rem + 0.3vw, 19px); }
.page-hero.dark p.ph-lede { color: var(--cream); }
.page-hero .ph-actions { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; margin-top: 30px; }
.page-hero .ph-media { border-radius: var(--radius-card); overflow: hidden; aspect-ratio: 4 / 5; max-height: 560px; }
.page-hero .ph-media img { width: 100%; height: 100%; object-fit: cover; }

/* reference tables (spec, tolerance, market requirements): plain, readable, no zebra, one rule per row */
.ref-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.ref-table { width: 100%; border-collapse: collapse; font-size: 16px; font-variant-numeric: tabular-nums; min-width: 560px; }
.ref-table caption { text-align: start; color: var(--olive-600); font-size: var(--small); padding-bottom: 12px; }
.ref-table th, .ref-table td { text-align: start; vertical-align: top; padding: 14px 18px 14px 0; border-bottom: 1px solid var(--line); }
.ref-table thead th { font-weight: 500; color: var(--olive-900); font-size: 15px; border-bottom-color: var(--olive-900); }
.ref-table tbody th { font-weight: 500; color: var(--olive-800); }
.ref-note { margin-top: 14px; font-size: var(--small); color: var(--olive-600); max-width: 70ch; }

/* FAQ: native details, quiet rules */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 40px 22px 0; position: relative; font-size: var(--h3); line-height: 1.25; color: var(--olive-900); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; inset-inline-end: 4px; top: 18px; font-size: 26px; font-weight: 400; color: var(--olive-600); transition: transform 0.25s var(--ease-out); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 24px; max-width: 64ch; }

/* article body (blog, legal) */
.prose { max-width: 68ch; font-size: 18px; line-height: 1.6; }
.prose h2 { font-size: clamp(26px, 1.2rem + 1vw, 34px); line-height: 1.1; color: var(--olive-900); margin: 48px 0 16px; font-weight: 400; }
.prose h3 { font-size: var(--h3); color: var(--olive-800); margin: 32px 0 10px; }
.prose p + p { margin-top: 1em; }
.prose ul, .prose ol { padding-inline-start: 1.2em; }
.prose li + li { margin-top: 6px; }
.prose a { color: var(--olive-900); text-underline-offset: 3px; }

/* draft label for client-review content */
.draft-flag { display: inline-block; background: var(--olive-900); color: var(--cream); font-size: 14px; padding: 6px 12px; border-radius: 6px; }

/* section rhythm helpers */
.sec { padding-block: clamp(72px, 10vw, 152px); }
.sec-tight { padding-block: clamp(48px, 7vw, 96px); }

@media (max-width: 900px) {
  .page-hero .ph-grid { grid-template-columns: 1fr; }
  .page-hero .ph-media { aspect-ratio: 16 / 10; }
}

/* =====================================================================
   Motion layer (shared/motion.js). Reduced motion: none of this runs.
   ===================================================================== */
html.lenis, html.lenis body { height: auto; }
.lenis:not(.lenis-autoToggle).lenis-stopped { overflow: clip; }
.lenis [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-smooth iframe { pointer-events: none; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

@media (prefers-reduced-motion: no-preference) {
  /* page transitions between pages of the site */
  @view-transition { navigation: auto; }
  ::view-transition-old(root), ::view-transition-new(root) { animation-duration: 0.26s; animation-timing-function: var(--ease-out); }

  /* botanical line draw */
  .phg-draw path, .phg-draw circle, .phg-draw line, .phg-draw polyline, .phg-draw ellipse {
    stroke-dasharray: 1; stroke-dashoffset: 1;
    transition: stroke-dashoffset 1.6s var(--ease-out) calc(var(--i, 0) * 45ms);
  }
  .phg-draw.is-drawn path, .phg-draw.is-drawn circle, .phg-draw.is-drawn line, .phg-draw.is-drawn polyline, .phg-draw.is-drawn ellipse { stroke-dashoffset: 0; }

  /* image reveal, scroll-linked (off the main thread) */
  @supports (animation-timeline: view()) {
    .phg-reveal { animation: phg-reveal linear both; animation-timeline: view(); animation-range: entry 0% entry 70%; }
  }
  @keyframes phg-reveal { from { clip-path: inset(12% 8% 0 8%); } to { clip-path: inset(0 0 0 0); } }

  /* inner-page hero entrance: lede, actions and photo follow the headline in a short stagger */
  .page-hero .ph-lede, .page-hero .ph-actions, .page-hero .ph-media { animation: phg-rise 0.6s var(--ease-out) both; }
  .page-hero .ph-lede { animation-delay: 0.06s; }
  .page-hero .ph-actions { animation-delay: 0.12s; }
  .page-hero .ph-media { animation-delay: 0.18s; }
  @keyframes phg-rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
}

/* drag-to-scroll rows (desktop mouse) */
.phg-drag { cursor: grab; }
.phg-drag.is-dragging { cursor: grabbing; user-select: none; }
.phg-drag.is-dragging * { pointer-events: none; }

/* link and card hover, mouse only */
@media (hover: hover) and (pointer: fine) {
  .textlink, .crumbs a, .foot-grid a { transition: color 0.2s ease, text-decoration-color 0.2s ease; }
  .textlink:hover { text-decoration-thickness: 2px; }
  .btn.light:hover, .btn:hover { transform: translateY(-1px); }
  .btn:active { transform: scale(0.98); }
}