/* ================================================================
   MAC-TEC SRL — main.css
   Design system: Evotech-derived (avorio + nero + accent arancio)
   See design.md for tokens, rules, and rationale.
   Build: 2026-05-05 H1-resize
   ================================================================ */

/* ---------- Tokens ---------- */
:root {
  /* Color */
  --color-ink:        #111111;
  --color-ink-soft:   #2A2A2A;
  --color-graphite:   #5C5C5C;
  --color-steel:      #9A9A9A;
  --color-paper:      #F4F1EA;
  --color-paper-alt:  #ECE7DC;
  --color-bone:       #FFFFFF;
  --color-rule:       #E6E2DA;
  --color-line:       #1A1A1A;
  --color-accent:     #E5552B;
  --color-accent-dark:#B53D1A;
  --color-accent-fg:  #FFFFFF;
  --color-moss:       #3A4A3F;

  /* Brand color (logo bordeaux) — secondary, complementare all'accent */
  --color-brand:      #8B1F2E; /* stima dal logo, da rifinire con SVG vettoriale */
  --color-brand-dark: #6E1722;

  /* Type */
  --font-display: "Inter Tight", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body:    "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  /* Spacing (4px base) */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  24px;
  --space-6:  32px;
  --space-7:  48px;
  --space-8:  64px;
  --space-9:  96px;
  --space-10: 128px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-ink);
  background: var(--color-paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

@media (min-width: 768px) {
  body { font-size: 16px; }
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  text-wrap: balance;
}
h1 { font-size: 44px; line-height: 0.95; letter-spacing: -0.03em; }
h2 { font-size: 32px; }
h3 { font-size: 22px; line-height: 1.15; letter-spacing: -0.01em; }
h4 { font-size: 18px; }

@media (min-width: 768px) {
  h1 { font-size: 80px; line-height: 0.92; letter-spacing: -0.04em; }
  h2 { font-size: 48px; line-height: 1.05; }
  h3 { font-size: 28px; }
}
@media (min-width: 1280px) {
  h1 { font-size: 120px; }
}

p { line-height: 1.55; }
.lead { font-size: 16px; line-height: 1.55; color: var(--color-ink-soft); max-width: 60ch; }
@media (min-width: 768px) { .lead { font-size: 17px; line-height: 1.5; } }
@media (min-width: 1024px) { .lead { font-size: 18px; } }

.dot { color: var(--color-accent); }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: var(--space-3) var(--space-4);
  background: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.skip-link:focus-visible {
  left: var(--space-4);
  top: var(--space-4);
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}
@media (min-width: 768px)  { .container { padding-inline: var(--space-6); } }
@media (min-width: 1024px) { .container { padding-inline: var(--space-8); } }

section { padding-block: var(--space-7); }
@media (min-width: 768px)  { section { padding-block: var(--space-9); } }

.hairline { height: 1px; background: var(--color-rule); border: 0; margin: 0; }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}
.eyebrow-num   { color: var(--color-accent); font-weight: 500; }
.eyebrow-line  { display: block; width: 32px; height: 1px; background: var(--color-ink); }
.eyebrow-label { color: var(--color-ink); }

/* ---------- Topbar ---------- */
.topbar {
  border-bottom: 1px solid var(--color-rule);
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: var(--space-5);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: inherit;
}
.brand-mark {
  width: 32px;
  height: 32px;
  background: var(--color-brand);
  color: var(--color-paper);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.02em;
}
/* Logo image — PNG trasparente, niente mix-blend-mode necessario */
.brand-logo {
  height: 52px;
  width: auto;
  display: block;
}
@media (min-width: 768px) {
  .brand-logo { height: 64px; }
}
@media (min-width: 1024px) {
  .brand-logo { height: 72px; }
}
/* Footer logo: dimensione propria (più contenuta) */
.brand-logo-footer { height: 40px; }
@media (min-width: 768px) {
  .brand-logo-footer { height: 48px; }
}
/* Versione footer su fondo scuro: silhouette bianca via filter */
.brand-logo-footer {
  filter: brightness(0) invert(1) opacity(0.9);
  transition: opacity 200ms var(--ease);
}
.brand-logo-footer:hover { opacity: 1; }

.nav { display: none; }
@media (min-width: 768px) {
  .nav {
    display: flex;
    gap: var(--space-7);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-graphite);
  }
  .nav a { transition: color 200ms var(--ease); }
  .nav a:hover { color: var(--color-ink); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 14px 24px;
  min-height: 48px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 0;
  border-radius: 0;
  text-decoration: none;
  white-space: nowrap;
  transition: background 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}
.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.btn-primary   { background: var(--color-ink);    color: var(--color-paper); }
.btn-primary:hover { background: var(--color-ink-soft); }

.btn-accent    { background: var(--color-accent); color: var(--color-accent-fg); }
.btn-accent:hover { background: var(--color-accent-dark); }

.btn-secondary {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-ink);
  padding: 13px 23px;
}
.btn-secondary:hover { background: var(--color-ink); color: var(--color-paper); }

.link {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 14px;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 2px;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.link:hover { color: var(--color-accent); border-color: var(--color-accent); }

.section-cta { margin-top: var(--space-7); }

/* ---------- Hero ---------- */
.hero {
  padding-block-start: var(--space-7);
  padding-block-end: var(--space-9);
}
@media (min-width: 768px) {
  .hero { padding-block-end: var(--space-10); }
}
.hero-grid { display: grid; gap: var(--space-7); align-items: center; }
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.1fr 1fr; gap: var(--space-9); }
}
.hero-headline {
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-block: var(--space-5) var(--space-6);
}
@media (min-width: 768px) {
  .hero-headline { font-size: 36px; line-height: 1.1; letter-spacing: -0.015em; }
}
@media (min-width: 1024px) {
  .hero-headline { font-size: 44px; line-height: 1.05; letter-spacing: -0.02em; }
}
@media (min-width: 1440px) {
  .hero-headline { font-size: 52px; }
}
.hero-subtitle {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  max-width: 56ch;
  margin-bottom: var(--space-5);
}
@media (min-width: 768px) {
  .hero-subtitle { font-size: 22px; line-height: 1.25; }
}
@media (min-width: 1024px) {
  .hero-subtitle { font-size: 26px; }
}
.hero-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-7);
}
.hero-visual {
  aspect-ratio: 16 / 10;
  width: 100%;
  object-fit: cover;
  display: block;
  border-radius: 14px;
  box-shadow:
    12px 16px 28px -8px rgba(17, 17, 17, 0.22),
    4px 6px 12px -4px rgba(17, 17, 17, 0.14);
}
@media (min-width: 768px) {
  .hero-visual {
    border-radius: 18px;
    box-shadow:
      20px 28px 48px -12px rgba(17, 17, 17, 0.28),
      8px 10px 20px -6px rgba(17, 17, 17, 0.16);
  }
}

/* ---------- Manifesto pattern (3 columns × N lines) ---------- */
.manifesto {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-6);
}
@media (min-width: 768px) { .manifesto { grid-template-columns: repeat(3, 1fr); gap: var(--space-6); } }
.manifesto-col {
  border-top: 2px solid var(--color-ink);
  padding-top: var(--space-4);
}
.manifesto-line {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.01em;
  padding-bottom: var(--space-2);
}
@media (min-width: 768px) { .manifesto-line { font-size: 22px; } }

/* ---------- Numbered grid (benefits) ---------- */
.numbered-grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}
@media (min-width: 768px)  { .numbered-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .numbered-grid { grid-template-columns: repeat(4, 1fr); } }
.numbered-item {
  border-top: 1px solid var(--color-rule);
  padding-top: var(--space-5);
}
.numbered-item-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.numbered-item-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
}
.numbered-item-desc { color: var(--color-graphite); line-height: 1.55; }

/* ---------- Features section subtitle + products strip ---------- */
.features-subtitle {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  margin-top: var(--space-5);
}
@media (min-width: 768px) { .features-subtitle { font-size: 18px; } }

.products-strip {
  margin-top: var(--space-4);
  padding: var(--space-5) var(--space-4);
  background: var(--color-bone);
  border: 1px solid var(--color-rule);
}
.products-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 600px)  { .products-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px)  { .products-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1200px) { .products-grid { grid-template-columns: repeat(7, 1fr); gap: var(--space-3); } }
.product-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
}
.product-img {
  width: 100%;
  max-width: 140px;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: transparent;
}
.product-label {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 13px;
  line-height: 1.2;
  color: var(--color-ink);
}

/* ---------- Features cards ---------- */
.features-grid {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
}
@media (min-width: 768px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features-grid { grid-template-columns: repeat(4, 1fr); } }

.feature-card {
  border: 1px solid var(--color-rule);
  background: var(--color-bone);
  display: flex;
  flex-direction: column;
  min-height: 240px;
  overflow: hidden;
}
.feature-card > .feature-title,
.feature-card > .feature-desc {
  padding-inline: var(--space-5);
}
.feature-card > .feature-title { padding-top: var(--space-5); }
.feature-card > .feature-desc { padding-bottom: var(--space-5); }
.feature-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  margin: 0;
  flex-shrink: 0;
  background: var(--color-paper-alt);
}
.feature-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: var(--space-2);
}
/* Italian technical term shown under the English title on the en/ page.
   Visible to readers and explicitly indexed by Google / LLM crawlers, so
   the canonical Italian terminology (Movimentazione automatizzata, ecc.)
   stays discoverable on the English page too. */
.feature-title-it {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-graphite);
  margin-top: calc(var(--space-1) * -1);
  margin-bottom: var(--space-2);
}
.feature-desc {
  color: var(--color-graphite);
  font-size: 14px;
  line-height: 1.5;
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}
@media (min-width: 768px)  { .testimonials-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }

.testimonial {
  border-left: 2px solid var(--color-ink);
  padding-left: var(--space-5);
}
.testimonial-quote {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-4);
}
@media (min-width: 768px) { .testimonial-quote { font-size: 22px; } }
.testimonial-author {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-graphite);
}

/* ---------- Booking ---------- */
.booking { background: var(--color-paper-alt); }
.booking-headline { margin-bottom: var(--space-4); }

/* Contact card (Fabrizio) — primary CTA above the TidyCal widget */
.booking-contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  margin-top: var(--space-6);
  background: var(--color-bone);
  border: 1px solid var(--color-rule);
  text-align: center;
}
@media (min-width: 600px) {
  .booking-contact-card {
    flex-direction: row;
    align-items: center;
    gap: var(--space-6);
    text-align: left;
    padding: var(--space-6) var(--space-7);
  }
}
.booking-contact-photo {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 3px solid var(--color-paper-alt);
}
@media (min-width: 768px) {
  .booking-contact-photo { width: 120px; height: 120px; }
}
.booking-contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.booking-contact-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-graphite);
}
.booking-contact-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}
@media (min-width: 768px) {
  .booking-contact-name { font-size: 26px; }
}
.booking-contact-phone {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 2px;
  align-self: center;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
@media (min-width: 600px) {
  .booking-contact-phone { align-self: flex-start; }
}
.booking-contact-phone:hover { color: var(--color-accent); border-color: var(--color-accent); }
.booking-contact-email {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-graphite);
  align-self: center;
  transition: color 200ms var(--ease);
}
@media (min-width: 600px) {
  .booking-contact-email { align-self: flex-start; }
}
.booking-contact-email:hover { color: var(--color-accent); }

/* TidyCal embed widget */
.booking-widget {
  margin-top: var(--space-6);
  background: var(--color-bone);
  border: 1px solid var(--color-rule);
  width: 100%;
  height: 720px;
  overflow: hidden;
  position: relative;
}
.booking-widget iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}
@media (min-width: 768px) { .booking-widget { height: 800px; } }

.booking-fallback {
  margin-top: var(--space-5);
  text-align: center;
  color: var(--color-graphite);
  font-size: 14px;
}

/* Legacy placeholder (kept for fallback when TidyCal URL not configured) */
.booking-placeholder {
  border: 1px dashed var(--color-graphite);
  background: var(--color-bone);
  padding: var(--space-8) var(--space-5);
  text-align: center;
  margin-top: var(--space-6);
}
@media (min-width: 768px) { .booking-placeholder { padding: var(--space-10) var(--space-7); } }
.booking-placeholder-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-graphite);
  margin-bottom: var(--space-3);
}
.booking-placeholder-text {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}
@media (min-width: 768px) { .booking-placeholder-text { font-size: 40px; } }

/* ---------- Footer ---------- */
.footer {
  background: var(--color-ink);
  color: var(--color-paper);
  padding-block: var(--space-9);
}
.footer .brand-mark { background: var(--color-paper); color: var(--color-ink); }
.footer .brand-name { color: var(--color-paper); }
.footer .eyebrow-line { background: var(--color-paper); }
.footer .eyebrow-label { color: var(--color-paper); }

/* Footer brand wordmark — emula la tipografia del logo MAC-TEC, su fondo scuro */
.brand-footer {
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
}
.brand-wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: 0.04em;
  color: var(--color-paper);
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}
.brand-wordmark .brand-srl {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-steel);
}
.brand-tagline {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-steel);
}

.footer-grid {
  display: grid;
  gap: var(--space-7);
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-8); } }

.footer-tagline {
  margin-top: var(--space-4);
  color: var(--color-steel);
  max-width: 32ch;
  font-size: 14px;
  line-height: 1.5;
}
.footer-col-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-steel);
  margin-bottom: var(--space-4);
}
.footer-list {
  display: grid;
  gap: var(--space-3);
  font-size: 14px;
}
.footer-list a { transition: color 200ms var(--ease); }
.footer-list a:hover { color: var(--color-accent); }
.footer-list li[data-tbd] { color: var(--color-steel); }

.footer-bottom {
  border-top: 1px solid var(--color-ink-soft);
  padding-top: var(--space-5);
  margin-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-steel);
}
.lang-switcher { display: flex; gap: var(--space-3); }
.lang-switcher a {
  color: var(--color-steel);
  padding-bottom: 2px;
  transition: color 200ms var(--ease);
}
.lang-switcher a:hover { color: var(--color-paper); }
.lang-switcher a[aria-current="page"] {
  color: var(--color-paper);
  border-bottom: 1px solid var(--color-accent);
}

/* ---------- Trust band (logo strip clienti — sotto hero) ---------- */
.trust-band {
  border-top: 1px solid var(--color-rule);
  background: var(--color-paper);
}
.trust-band-row {
  padding-block: var(--space-6);
  display: grid;
  gap: var(--space-5);
  align-items: center;
  text-align: center;
}
@media (min-width: 768px) {
  .trust-band-row {
    grid-template-columns: auto repeat(4, 1fr);
    text-align: center;
    gap: var(--space-7);
    padding-block: var(--space-5);
  }
  .trust-band-label { text-align: left; }
}
.trust-band-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-graphite);
}
.trust-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--color-graphite);
  white-space: nowrap;
  transition: color 200ms var(--ease);
}
.trust-logo:hover { color: var(--color-ink); }

/* ---------- Mission strip (between proof strip and pain) ---------- */
.mission-strip {
  background: var(--color-paper-alt);
  border-bottom: 1px solid var(--color-rule);
}
.mission-strip .container {
  padding-block: var(--space-7);
}
@media (min-width: 768px) {
  .mission-strip .container { padding-block: var(--space-8); }
}
.mission-text {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  max-width: 60ch;
  margin-inline: auto;
  text-align: center;
  text-wrap: balance;
}
@media (min-width: 768px) {
  .mission-text { font-size: 28px; line-height: 1.25; max-width: 72ch; }
}
@media (min-width: 1024px) {
  .mission-text { font-size: 32px; }
}

/* ---------- Proof strip (under trust band, before pain) ---------- */
.proof-strip {
  border-top: 1px solid var(--color-rule);
  border-bottom: 1px solid var(--color-rule);
  background: var(--color-paper);
}
.proof-row {
  padding-block: var(--space-5);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-graphite);
  display: grid;
  gap: var(--space-3);
  text-align: center;
}
.proof-row span:nth-child(2) { color: var(--color-ink); }
@media (min-width: 768px) {
  .proof-row {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-7);
    padding-block: var(--space-4);
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}