/* =====================================================================
   Raven Ridge Web Designs — style.css
   Organized: tokens · base · layout · components · responsive
   ===================================================================== */

/* ---------- 1. Design tokens ---------- */
:root {
  /* Brand palette */
  --color-charcoal: #14242E;
  --color-slate:    #496477;
  --color-mist:     #87A9BD;
  --color-river:    #A9C7D8;
  --color-cloud:    #F7F8F6;
  --color-stone:    #D8D1C5;
   --color-copper:   #3F6C97;   /* medium blue */
  /* Deeper shades for button fills / hovers — white text still meets WCAG AA */
  --color-copper-strong: #345C82;  /* medium-navy */
  --color-copper-deep:   #26496B;  /* navy */

  /* Semantic */
  --bg:       var(--color-cloud);
  --surface:  #ffffff;
  --ink:      var(--color-charcoal);
  --muted:    var(--color-slate);
  --line:     rgba(73, 100, 119, 0.20);
  --line-soft:rgba(73, 100, 119, 0.12);

  /* Type */
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans:  "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --step-hero: clamp(2.5rem, 1.45rem + 4.4vw, 4.25rem);
  --step-h1:   clamp(2rem, 1.42rem + 2.5vw, 3rem);
  --step-h2:   clamp(1.6rem, 1.25rem + 1.5vw, 2.3rem);
  --step-h3:   clamp(1.15rem, 1.05rem + 0.42vw, 1.35rem);
  --text:      1.0625rem;

  /* Spacing / layout */
  --container: 1160px;
  --container-narrow: 760px;
  --gutter: clamp(1.25rem, 0.8rem + 2vw, 2rem);
  --section-y: clamp(3.5rem, 2.4rem + 3.2vw, 6rem);
  --radius: 12px;
  --radius-sm: 8px;

  --shadow: 0 18px 40px -24px rgba(20, 36, 46, 0.35);
  --shadow-soft: 0 10px 30px -20px rgba(20, 36, 46, 0.30);
}

/* ---------- 2. Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text);
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; }

h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 0.5em; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

::selection { background: var(--color-river); color: var(--color-charcoal); }

/* ---------- 3. Utilities ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.section--narrow { padding-block: clamp(4rem, 3rem + 4vw, 7rem); }
.section--center { text-align: center; }
.section--center .cluster { justify-content: center; }

.visually-hidden, .skip-link {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link:focus {
  position: fixed !important; top: 0.75rem; left: 0.75rem; width: auto; height: auto;
  clip: auto; margin: 0; padding: 0.6rem 1rem; z-index: 200; white-space: normal;
  background: var(--color-charcoal); color: #fff; border-radius: var(--radius-sm);
}

.cluster { display: flex; flex-wrap: wrap; gap: 0.85rem; align-items: center; }

.eyebrow {
  font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--color-slate); margin: 0 0 0.9rem;
}
.eyebrow a { color: inherit; text-decoration: none; }
.eyebrow a:hover { text-decoration: underline; }

.section-title { font-family: var(--font-serif); font-size: var(--step-h2); font-weight: 700; max-width: 20ch; }
.section-title--center { margin-inline: auto; text-align: center; max-width: 24ch; }
.section-lede { font-size: 1.15rem; color: var(--muted); max-width: 60ch; }
.section-lede--light { color: var(--color-river); }
.lede { font-size: 1.2rem; color: var(--muted); max-width: 62ch; margin-bottom: 1.5rem; }

.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.section-head .section-title { margin-bottom: 0; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 600;
  color: var(--color-slate); text-decoration: none; white-space: nowrap;
}
.link-arrow::after { content: "\2192"; transition: transform 0.2s ease; }
.link-arrow:hover { color: var(--color-charcoal); }
.link-arrow:hover::after { transform: translateX(3px); }
@media (prefers-reduced-motion: reduce) { .link-arrow::after { transition: none; } }

/* Section background variants */
.section--dark { background: var(--color-charcoal); color: var(--color-cloud); }
.section--dark .section-title { color: #fff; }
.section--stone { background: var(--color-stone); }
.section--stone.section, .section--stone { --line: rgba(20,36,46,0.14); }

/* ---------- 4. Buttons ---------- */
.btn {
  --btn-fs: 0.98rem;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-family: var(--font-sans); font-weight: 600; font-size: var(--btn-fs);
  line-height: 1; text-decoration: none; cursor: pointer;
  padding: 0.85em 1.5em; border-radius: var(--radius-sm); border: 1.5px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.btn--sm { --btn-fs: 0.875rem; padding: 0.6em 1.1em; }
.btn--lg { --btn-fs: 1.05rem; padding: 0.95em 1.7em; }

.btn--primary { background: var(--color-copper-strong); color: #fff; }
.btn--primary:hover { background: var(--color-copper-deep); transform: translateY(-1px); }

.btn--ghost { background: transparent; color: var(--color-charcoal); border-color: var(--color-charcoal); }
.btn--ghost:hover { background: var(--color-charcoal); color: #fff; }

.section--dark .btn--ghost, .cta-band .btn--ghost { color: #fff; border-color: rgba(255,255,255,0.5); }
.section--dark .btn--ghost:hover, .cta-band .btn--ghost:hover { background: #fff; color: var(--color-charcoal); border-color: #fff; }

@media (prefers-reduced-motion: reduce) { .btn:hover { transform: none; } }

/* Focus states (site-wide) */
:where(a, button, input, select, textarea, summary, details):focus-visible {
  outline: 3px solid var(--color-copper);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 5. Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid var(--line-soft);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 84px; }
.site-header__brand { display: inline-flex; align-items: center; }
.site-header__logo { height: clamp(42px, 4vw, 54px); width: auto; }

.primary-nav__list { display: flex; align-items: center; gap: 1.75rem; list-style: none; margin: 0; padding: 0; }
.primary-nav a:not(.btn) { text-decoration: none; font-weight: 500; color: var(--color-charcoal); font-size: 0.98rem; padding: 0.35rem 0; position: relative; }
.primary-nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
  background: var(--color-copper); transform: scaleX(0); transform-origin: left; transition: transform 0.2s ease;
}
.primary-nav a:not(.btn):hover::after, .primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
@media (prefers-reduced-motion: reduce) { .primary-nav a::after { transition: none; } }

.nav-toggle { display: none; }
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after {
  display: block; width: 24px; height: 2px; background: var(--color-charcoal); border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav-toggle__bars { position: relative; }
.nav-toggle__bars::before, .nav-toggle__bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle__bars::before { top: -7px; }
.nav-toggle__bars::after { top: 7px; }

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; background: transparent; border: 1px solid var(--line); border-radius: var(--radius-sm);
  }
  .primary-nav {
    position: absolute; inset: 84px 0 auto 0; background: #fff;
    border-bottom: 1px solid var(--line); box-shadow: var(--shadow-soft);
    max-height: 0; overflow: hidden; visibility: hidden; transition: max-height 0.3s ease, visibility 0s linear 0.3s;
  }
  .primary-nav.is-open { max-height: 80vh; visibility: visible; transition: max-height 0.3s ease; }
  .primary-nav__list { flex-direction: column; align-items: stretch; gap: 0; padding: 0.5rem var(--gutter) 1.25rem; }
  .primary-nav__list li { border-bottom: 1px solid var(--line-soft); }
  .primary-nav a:not(.btn) { display: block; padding: 0.9rem 0; }
  .primary-nav a:not(.btn)::after { display: none; }
  .primary-nav__cta { border-bottom: 0; margin-top: 0.85rem; }
  .primary-nav__cta .btn { width: 100%; }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-7px) rotate(-45deg); }
}
@media (prefers-reduced-motion: reduce) {
  .primary-nav, .nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after { transition: none; }
}

/* ---------- 6. Hero ---------- */
.hero { padding-block: clamp(3rem, 2rem + 5vw, 6rem); }
.hero__inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 1rem + 4vw, 4.5rem); align-items: center; }
.hero__headline { font-family: var(--font-serif); font-size: var(--step-hero); font-weight: 700; letter-spacing: -0.015em; margin-bottom: 1.1rem; max-width: 15ch; }
.hero__lede { font-size: 1.2rem; color: var(--muted); max-width: 52ch; margin-bottom: 1.75rem; }
.hero__actions { margin-bottom: 2.25rem; }

.proof-strip { display: flex; flex-wrap: wrap; gap: 0.6rem 1.5rem; list-style: none; margin: 0; padding: 1.4rem 0 0; border-top: 1px solid var(--line); }
.proof-strip li { position: relative; font-weight: 600; font-size: 0.9rem; color: var(--color-slate); padding-left: 1.1rem; }
.proof-strip li::before { content: ""; position: absolute; left: 0; top: 0.45em; width: 7px; height: 7px; border-radius: 50%; background: var(--color-copper); }

.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;   /* stretch to match the text column's height */
}
.hero__mock { width: 100%; filter: drop-shadow(0 24px 44px rgba(20,36,46,0.18)); }
.hero__mark {
  width: auto;
  height: 100%;
  max-height: 30rem;      /* ceiling so it can't get huge on tall text */
  margin-inline: auto;
}

/* ---------- 7. Differentiator ---------- */
.feature-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1.25rem, 0.5rem + 2vw, 2.25rem); margin-top: 2.75rem; }
.feature__icon { display: inline-flex; color: var(--color-slate); margin-bottom: 0.85rem; }
.feature__icon .icon { width: 30px; height: 30px; }
.feature h3 { font-size: var(--step-h3); margin-bottom: 0.35rem; }
.feature p { color: var(--muted); margin: 0; }

.icon { width: 24px; height: 24px; stroke: currentColor; }

/* ---------- 8. Pain point / handoff ---------- */
.painpoint__inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 1rem + 4vw, 4.5rem); align-items: center; }
.handoff { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.handoff__col { border: 1px solid rgba(255,255,255,0.16); border-radius: var(--radius); padding: 1.6rem 1.5rem; background: rgba(255,255,255,0.03); }
.handoff__col--us { background: rgba(169,199,216,0.08); border-color: rgba(169,199,216,0.28); }
.handoff__label { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-mist); font-weight: 600; margin-bottom: 0.75rem; }
.handoff__big { font-family: var(--font-serif); font-size: 1.6rem; color: #fff; margin: 0; }
.handoff__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem 1rem; }
.handoff__list li { position: relative; padding-left: 1.2rem; color: var(--color-cloud); }
.handoff__list li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 6px; height: 6px; background: var(--color-copper); border-radius: 50%; }

/* ---------- 9. Why custom (teaser) + stacks ---------- */
.whycustom__inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 1rem + 4vw, 4rem); align-items: center; }
.checklist { list-style: none; margin: 1.25rem 0 1.75rem; padding: 0; display: grid; gap: 0.6rem; }
.checklist li { display: flex; align-items: center; gap: 0.6rem; font-weight: 500; }
.checklist .icon--check { width: 22px; height: 22px; color: var(--color-copper); flex: none; }

.stack-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; align-items: end; }
.stack__title { font-size: 0.85rem; font-weight: 600; color: var(--muted); margin-bottom: 0.6rem; }
.stack__layers { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.stack__layers li { padding: 0.7rem 0.85rem; border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 500; text-align: center; }
.stack__layers--heavy li { background: #fff; border: 1px solid var(--line); color: var(--color-slate); }
.stack__layers--lean li { background: var(--color-charcoal); color: #fff; }
.stack__layers--lean li:first-child { background: var(--color-copper-strong); }

/* ---------- 10. Work list / project cards ---------- */
.work-list { display: grid; gap: clamp(2.5rem, 1.5rem + 4vw, 5rem); }
.work-item { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(1.5rem, 0.8rem + 3vw, 3.5rem); align-items: center; }
.work-item--flip .work-item__media { order: 2; }
.work-item__media { position: relative; display: block; border-radius: var(--radius); text-decoration: none; }
.work-item__desktop img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line-soft); overflow: hidden; }
.work-item__mobile { position: absolute; right: -6px; bottom: -18px; width: 26%; min-width: 92px; }
.work-item__mobile img { width: 100%; border-radius: 14px; box-shadow: var(--shadow); }
.work-item__media { transition: transform 0.3s ease; }
.work-item__media:hover { transform: translateY(-4px); }
@media (prefers-reduced-motion: reduce) { .work-item__media { transition: none; } .work-item__media:hover { transform: none; } }

.work-item__meta { font-size: 0.82rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-slate); font-weight: 600; margin-bottom: 0.5rem; }
.work-item__title { font-family: var(--font-serif); font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); margin-bottom: 0.6rem; }
.work-item__title a { text-decoration: none; }
.work-item__title a:hover { color: var(--color-copper-deep); }
.work-item__summary { color: var(--muted); margin-bottom: 1rem; }
.work-item__services { list-style: none; display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0 0 1.1rem; padding: 0; }
.work-item__services li { font-size: 0.78rem; font-weight: 500; color: var(--color-slate); border: 1px solid var(--line); border-radius: 999px; padding: 0.2rem 0.7rem; }
.work-item__links { display: flex; gap: 1.5rem; margin: 0; }

/* Case study */
.case__meta { display: flex; flex-wrap: wrap; gap: 1.5rem 2.5rem; margin: 1.75rem 0 0; }
.case__meta dt { font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-slate); font-weight: 600; margin-bottom: 0.2rem; }
.case__meta dd { margin: 0; font-weight: 500; }
.case__shots { padding-top: clamp(1.5rem, 1rem + 2vw, 2.5rem); }
.case__shots .container { position: relative; }
.case__desktop img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line-soft); }
.case__mobile { position: absolute; right: calc(var(--gutter) - 8px); bottom: -28px; width: 18%; min-width: 110px; }
.case__mobile img { width: 100%; border-radius: 16px; box-shadow: var(--shadow); }
.case__story { max-width: var(--container-narrow); }
.case__block { margin-bottom: 2rem; }
.case__block h2 { font-family: var(--font-serif); font-size: var(--step-h3); }
.case__quote { margin: 2.5rem 0 0; padding: 1.75rem 2rem; border-left: 4px solid var(--color-copper); background: var(--color-stone); border-radius: 0 var(--radius) var(--radius) 0; }
.case__quote blockquote { margin: 0 0 0.75rem; font-family: var(--font-serif); font-size: 1.3rem; }
.case__quote figcaption { color: var(--muted); font-weight: 500; }

/* ---------- 11. Services ---------- */
.service-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.service-list__item { display: flex; gap: 1.25rem; padding: 1.6rem 0; border-bottom: 1px solid var(--line); align-items: flex-start; }
.service-list__icon { color: var(--color-slate); flex: none; margin-top: 0.15rem; }
.service-list__icon .icon { width: 28px; height: 28px; }
.service-list__item h3 { font-size: var(--step-h3); margin-bottom: 0.25rem; }
.service-list__item p { color: var(--muted); margin: 0; }

.services-detail { padding-top: clamp(2rem, 1rem + 3vw, 3.5rem); }
.service-block { display: grid; grid-template-columns: auto 1fr; gap: 1.5rem; padding: 2rem 0; border-bottom: 1px solid var(--line); align-items: start; }
.service-block:last-child { border-bottom: 0; }
.service-block__icon { color: var(--color-copper-strong); }
.service-block__icon .icon { width: 34px; height: 34px; }
.service-block__body h2 { font-family: var(--font-serif); font-size: clamp(1.35rem, 1.15rem + 0.9vw, 1.8rem); margin-bottom: 0.4rem; }
.service-block__lead { font-size: 1.1rem; font-weight: 500; color: var(--color-charcoal); margin-bottom: 0.6rem; }
.service-block__body p:last-child { color: var(--muted); }

/* ---------- 12. Process ---------- */
.process__list { list-style: none; margin: 2.5rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(1rem, 0.4rem + 2vw, 2rem); counter-reset: none; }
.process__step { position: relative; padding-top: 1.25rem; border-top: 2px solid var(--color-charcoal); }
.process__num { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; color: var(--color-copper-strong); display: block; margin-bottom: 0.5rem; }
.process__title { font-size: 1.05rem; margin-bottom: 0.4rem; }
.process__step p { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* ---------- 13. About ---------- */
.about-preview__inner { max-width: var(--container-narrow); }
.about-preview__region { font-family: var(--font-serif); font-size: 1.3rem; color: var(--color-charcoal); margin: 1.25rem 0 1.5rem; }
.prose-narrow { max-width: var(--container-narrow); }
.prose-narrow h2 { font-family: var(--font-serif); font-size: clamp(1.3rem, 1.1rem + 0.9vw, 1.7rem); margin-top: 2rem; }
.prose-narrow h2:first-child { margin-top: 0; }
.prose-narrow p { color: #2a3b45; }
.prose-narrow p strong { color: var(--color-charcoal); }
.about__parent { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--muted); }

/* ---------- 14. FAQ ---------- */
.faq__inner { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(1.5rem, 0.5rem + 4vw, 4rem); align-items: start; }
.faq__list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q { cursor: pointer; list-style: none; padding: 1.15rem 2rem 1.15rem 0; font-weight: 600; font-size: 1.05rem; position: relative; }
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 1.5rem; font-weight: 400; color: var(--color-slate); line-height: 1; }
.faq__item[open] .faq__q::after { content: "\2013"; }
.faq__a { padding: 0 2rem 1.3rem 0; color: var(--muted); }
.faq__a p { margin: 0; }

/* ---------- 15. CTA band (dark) ---------- */
.cta-band { background: var(--color-charcoal); color: var(--color-cloud); }
.cta-band__inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; padding-block: clamp(3rem, 2rem + 3vw, 5rem); }
.cta-band__heading { font-family: var(--font-serif); font-size: var(--step-h2); color: #fff; margin-bottom: 0.6rem; max-width: 18ch; }
.cta-band__body { color: var(--color-river); max-width: 46ch; margin: 0; }
.cta-band__action { flex: none; }

/* ---------- 16. Why-custom diagram + benefits ---------- */
.diagram { display: grid; grid-template-columns: 1fr auto 1fr; gap: clamp(1rem, 0.4rem + 2vw, 2.5rem); align-items: center; max-width: 820px; margin: 2.5rem auto 1.5rem; }
.diagram__title { text-align: center; font-weight: 600; margin-bottom: 0.85rem; }
.diagram__stack { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.diagram__stack li { padding: 0.85rem 1rem; border-radius: var(--radius-sm); text-align: center; font-weight: 500; font-size: 0.95rem; }
.diagram__stack--heavy li { background: #fff; border: 1px solid var(--line); color: var(--color-slate); }
.diagram__stack--lean li { background: var(--color-charcoal); color: #fff; }
.diagram__stack--lean li:first-child { background: var(--color-copper-strong); }
.diagram__vs { font-family: var(--font-serif); font-style: italic; color: var(--color-slate); font-size: 1.2rem; }
.diagram__foot { text-align: center; font-size: 0.85rem; color: var(--muted); margin: 0.85rem 0 0; }
.diagram__note { text-align: center; color: var(--muted); max-width: 60ch; margin: 0 auto; }

.benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.25rem, 0.5rem + 2vw, 2.25rem); margin-top: 2.5rem; }
.benefit__icon { display: inline-flex; color: var(--color-slate); margin-bottom: 0.75rem; }
.benefit__icon .icon { width: 28px; height: 28px; }
.benefit h3 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.benefit p { color: var(--muted); margin: 0; font-size: 0.97rem; }

/* ---------- 17. Contact ---------- */
.page-hero { padding-block: clamp(2.75rem, 2rem + 3vw, 4.5rem) 0; }
.page-title { font-family: var(--font-serif); font-size: var(--step-h1); font-weight: 700; margin-bottom: 0.85rem; }

.contact__inner { display: grid; grid-template-columns: 1.4fr 0.6fr; gap: clamp(2rem, 1rem + 4vw, 4rem); align-items: start; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.25rem; margin-bottom: 1.5rem; }
.field { display: flex; flex-direction: column; }
.field--full { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: 0.9rem; margin-bottom: 0.4rem; }
.field .optional { font-weight: 400; color: var(--muted); }
.field .req { color: var(--color-copper-strong); }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea {
  font: inherit; color: var(--ink); background: #fff;
  border: 1.5px solid var(--line); border-radius: var(--radius-sm); padding: 0.7rem 0.85rem; width: 100%;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.inquiry-form input:focus, .inquiry-form select:focus, .inquiry-form textarea:focus {
  outline: none; border-color: var(--color-slate); box-shadow: 0 0 0 3px rgba(73,100,119,0.15);
}
.inquiry-form textarea { resize: vertical; min-height: 3rem; }
.form-note { color: var(--muted); font-size: 0.9rem; margin: 0.85rem 0 0; }

.contact__aside h2 { font-family: var(--font-serif); font-size: 1.3rem; }
.contact__steps { padding-left: 1.1rem; color: var(--muted); display: grid; gap: 0.5rem; }
.contact__direct, .contact__note { color: var(--muted); font-size: 0.95rem; }
.contact__note { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }

/* ---------- 18. Footer ---------- */
.site-footer { background: var(--color-charcoal); color: var(--color-river); }
.site-footer__inner { display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr; gap: clamp(1.75rem, 1rem + 3vw, 3.5rem); padding-block: clamp(3rem, 2rem + 3vw, 4.5rem) 2.5rem; }
.footer-lockup { display: inline-flex; align-items: center; gap: 0.85rem; text-decoration: none; }
.footer-lockup__mark img { width: 52px; height: auto; }
.footer-lockup__name { display: block; font-family: var(--font-serif); font-size: 1.5rem; color: #fff; line-height: 1; }
.footer-lockup__sub { display: block; font-size: 0.72rem; letter-spacing: 0.32em; text-transform: uppercase; color: var(--color-mist); margin-top: 0.35rem; }
.site-footer__tagline { margin-top: 1.1rem; color: var(--color-mist); font-size: 0.95rem; }
.site-footer__heading { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-mist); font-weight: 600; margin-bottom: 1rem; }
.site-footer__nav ul, .site-footer__contact ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.site-footer a { color: var(--color-river); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer__base { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-block: 1.5rem; border-top: 1px solid rgba(255,255,255,0.12); font-size: 0.88rem; color: var(--color-mist); }
.site-footer__base p { margin: 0; }

/* ---------- 19. Responsive ---------- */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; max-width: 520px; }
  .painpoint__inner, .whycustom__inner, .faq__inner, .contact__inner { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .process__list { grid-template-columns: repeat(2, 1fr); }
  .work-item, .work-item--flip .work-item__media { grid-template-columns: 1fr; order: 0; }
  .work-item__media { order: -1 !important; margin-bottom: 0.5rem; }
}
@media (max-width: 620px) {
  .feature-row, .benefit-grid, .process__list, .form-grid, .handoff, .handoff__list { grid-template-columns: 1fr; }
  .stack-compare { grid-template-columns: 1fr; gap: 1.75rem; }
  .diagram { grid-template-columns: 1fr; }
  .diagram__vs { justify-self: center; }
  .site-footer__inner { grid-template-columns: 1fr; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .work-item__mobile { display: none; }
}