/* ============================================================
   Cornerstone Web — design tokens & styles
   Paper & ink. Built to last.
   ============================================================ */

:root {
  /* ---- colour (OKLCH, warm paper & ink) ---- */
  --paper:        oklch(0.968 0.014 85);
  --paper-2:      oklch(0.944 0.018 82);
  --paper-3:      oklch(0.912 0.024 78);
  --ink:          oklch(0.27 0.028 60);
  --ink-soft:     oklch(0.45 0.025 60);
  --ink-faint:    oklch(0.5 0.022 60);
  --line:         oklch(0.85 0.02 75);
  --line-strong:  oklch(0.79 0.024 70);
  --clay:         oklch(0.57 0.13 42);
  --clay-deep:    oklch(0.48 0.11 40);
  --clay-wash:    oklch(0.92 0.04 55);
  --leaf:         oklch(0.45 0.09 155);
  --leaf-wash:    oklch(0.93 0.03 155);

  /* ---- dark panels (ink sections & cards) ---- */
  --paper-sheen:      oklch(0.968 0.014 85 / 0.88);
  --panel-text:       oklch(0.92 0.02 80);
  --panel-text-soft:  oklch(0.8 0.02 80);
  --panel-text-faint: oklch(0.72 0.02 80);
  --panel-hairline:   oklch(0.85 0.02 80 / 0.18);
  --panel-accent:     oklch(0.8 0.1 55);

  /* ---- type ---- */
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans:  "Instrument Sans", "Avenir Next", system-ui, sans-serif;

  /* ---- shape & depth ---- */
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 1px 2px oklch(0.3 0.02 60 / 0.07), 0 16px 36px -18px oklch(0.3 0.03 60 / 0.28);
  --hairline: 1px solid var(--line);

  /* ---- spacing scale (fluid) ---- */
  --space-section: clamp(4rem, 9vw, 7.5rem);

  /* ---- measure ---- */
  --container: 74rem;
  --measure: 62ch;

  /* ---- motion ---- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 180ms;
  --dur-med: 320ms;

  /* ---- focus ---- */
  --focus-ring: 3px solid oklch(0.57 0.13 42);
}

/* ============================================================
   Reset & base
   ============================================================ */

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

* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background-color: var(--paper);
  isolation: isolate;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

/* Warm tinted wash behind everything — fixed layer, not
   background-attachment (which forces repaint on scroll). */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(60rem 30rem at 110% -5%, oklch(0.55 0.08 40 / 0.06), transparent 60%),
    radial-gradient(50rem 28rem at -10% 30%, oklch(0.6 0.06 120 / 0.05), transparent 55%);
  pointer-events: none;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; }

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

::selection {
  background: var(--clay);
  color: var(--paper);
}

/* ============================================================
   Utilities & primitives
   ============================================================ */

.container {
  width: min(var(--container), 100% - clamp(2rem, 6vw, 4rem));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  z-index: 100;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-weight: 600;
  transition: top var(--dur-fast) var(--ease-out);
}

.skip-link:focus { top: 0; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 1.25rem;
}

.eyebrow-mark {
  flex: none;
  width: 0.65rem;
  height: 0.65rem;
  background: var(--clay);
  transform: rotate(45deg);
}

.eyebrow-on-dark { color: var(--panel-text-soft); }
.eyebrow-on-dark .eyebrow-mark { background: var(--panel-accent); }

.section-title {
  font-family: var(--serif);
  font-weight: 550;
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.section-title em { font-style: italic; }

.section-head {
  max-width: var(--measure);
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

.section-intro {
  margin-top: 1.25rem;
  font-size: 1.125rem;
  color: var(--ink-soft);
  max-width: 56ch;
}

.accent {
  color: var(--clay);
  font-style: italic;
}

/* ---- buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
  box-shadow: 0 2px 0 oklch(0.2 0.02 60 / 0.35);
}

.btn-primary:hover {
  background: var(--clay-deep);
  transform: translateY(-1px);
  box-shadow: 0 4px 0 oklch(0.2 0.02 60 / 0.25), 0 14px 24px -12px oklch(0.8 0.1 50 / 0.4);
}

.btn-primary:active { transform: translateY(1px); box-shadow: 0 1px 0 oklch(0.2 0.02 60 / 0.35); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn-ghost:hover {
  border-color: var(--ink);
  background: var(--paper-2);
  transform: translateY(-1px);
}

.btn-lg { padding: 1rem 1.9rem; font-size: 1.0625rem; }

.btn-block { width: 100%; }

/* ============================================================
   Header & nav
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper-sheen);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: var(--hairline);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.5rem;
  padding-block: 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
}

.brand-mark { width: 1.55rem; height: 1.55rem; color: var(--clay); transition: transform var(--dur-med) var(--ease-out); }
.brand:hover .brand-mark { transform: rotate(-4deg); }

.brand-name {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.brand-name em { font-style: italic; color: var(--clay-deep); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  gap: 1.6rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  text-decoration: none;
  padding-block: 0.25rem;
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}

.nav-list a:hover { color: var(--ink); }

.nav-list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.1rem;
  width: 100%;
  height: 2px;
  background: var(--clay);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-med) var(--ease-out);
}

.nav-list a:hover::after { transform: scaleX(1); }

.nav-cta { padding: 0.55rem 1.15rem; }

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  padding: 0.25rem 0.5rem;
  min-width: 44px;
  min-height: 44px;
}

.nav-toggle-label { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.78rem; }

.nav-toggle-box {
  display: inline-block;
  width: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle-box span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-box span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-box span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-box span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Hero
   ============================================================ */

.hero {
  padding-block: clamp(3.5rem, 8vw, 6.5rem) var(--space-section);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.display {
  font-family: var(--serif);
  font-weight: 550;
  font-size: clamp(2.6rem, 6.2vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  text-wrap: balance;
  margin-bottom: 1.5rem;
}

.display .accent { position: relative; white-space: nowrap; }

.display .accent::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.06em;
  height: 0.14em;
  background: oklch(0.57 0.13 42 / 0.35);
  z-index: -1;
}

.lede {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 46ch;
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 2.5rem;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.8rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.hero-facts li {
  font-size: 0.875rem;
  color: var(--ink-faint);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-facts li::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  background: var(--leaf);
  border-radius: 50%;
  flex: none;
}

/* ---- stone panel ---- */

.stone-panel { display: flex; justify-content: center; }

.stone-card {
  position: relative;
  width: 100%;
  max-width: 24rem;
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: clamp(1.8rem, 4vw, 2.6rem);
  box-shadow: var(--shadow-card);
  transform: rotate(1.5deg);
  transition: transform var(--dur-med) var(--ease-out);
}

.stone-card:hover { transform: rotate(0deg) translateY(-4px); }

.stone-corner {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 2.4rem;
  height: 2.4rem;
  color: var(--clay);
}

.stone-corner svg { width: 100%; height: 100%; }

.stone-quote {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  font-weight: 500;
  line-height: 1.35;
  margin-bottom: 1.1rem;
}

.stone-note {
  font-size: 0.95rem;
  color: var(--ink-soft);
  max-width: 34ch;
}

.stone-mark {
  position: absolute;
  bottom: 1.4rem;
  right: 1.4rem;
  width: 1.6rem;
  height: 1.6rem;
  border: 2px solid var(--clay);
  border-radius: 0.35rem;
}

.stone-mark::after {
  content: "";
  position: absolute;
  right: 2px;
  bottom: 2px;
  width: 0.65rem;
  height: 0.65rem;
  background: var(--clay);
}

/* ============================================================
   Sound familiar
   ============================================================ */

.familiar {
  background: var(--paper-2);
  border-block: var(--hairline);
  padding-block: var(--space-section);
}

.familiar-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.pain-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 2px solid var(--ink);
}

.pain-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding-block: 1.35rem;
  border-bottom: var(--hairline);
  font-size: 1.125rem;
  line-height: 1.5;
}

.pain-list strong { font-weight: 600; }

.pain-mark {
  flex: none;
  margin-top: 0.5rem;
  width: 0.85rem;
  height: 0.85rem;
  border: 2px solid var(--clay);
  transform: rotate(45deg);
  border-radius: 2px;
}

/* ============================================================
   What you get
   ============================================================ */

.offer { padding-block: var(--space-section); }

.offer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
}

.offer-card {
  border-radius: var(--radius);
  padding: clamp(1.8rem, 4vw, 2.6rem);
  display: flex;
  flex-direction: column;
}

.offer-build {
  background: var(--paper-2);
  border: var(--hairline);
}

.offer-retainer {
  background: var(--ink);
  color: var(--panel-text);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.offer-retainer::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 0 55%, oklch(0.57 0.13 42 / 0.18) 55% 57%, transparent 57%),
    radial-gradient(20rem 12rem at 100% 0%, oklch(0.57 0.13 42 / 0.16), transparent 60%);
  pointer-events: none;
}

.offer-card > * { position: relative; }

.offer-kicker {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.offer-build .offer-kicker { color: var(--clay-deep); }
.offer-retainer .offer-kicker { color: var(--panel-accent); }

.offer-title {
  font-family: var(--serif);
  font-weight: 550;
  font-size: clamp(1.45rem, 2.8vw, 1.9rem);
  line-height: 1.2;
  margin-bottom: 0.9rem;
  text-wrap: balance;
}

.retainer-slash { color: var(--clay); }

.offer-desc {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.offer-build .offer-desc { color: var(--ink-soft); }
.offer-retainer .offer-desc { color: var(--panel-text-soft); }

.offer-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: grid;
  gap: 0.7rem;
}

.offer-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.98rem;
  line-height: 1.5;
}

.offer-list li::before {
  content: "";
  flex: none;
  margin-top: 0.45rem;
  width: 0.6rem;
  height: 0.6rem;
  transform: rotate(45deg);
}

.offer-build .offer-list li::before { background: var(--clay); }
.offer-retainer .offer-list li::before { background: var(--leaf); }

.retainer-note {
  margin-top: auto;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--panel-text-faint);
  border-left: 2px solid oklch(0.57 0.13 42 / 0.6);
  padding-left: 0.9rem;
}

/* ============================================================
   The difference
   ============================================================ */

.difference {
  background: var(--paper-2);
  border-block: var(--hairline);
  padding-block: var(--space-section);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.diff-card {
  background: var(--paper);
  border: var(--hairline);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  position: relative;
}

.diff-title {
  font-family: var(--serif);
  font-weight: 550;
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  text-wrap: balance;
}

.diff-desc { font-size: 0.98rem; color: var(--ink-soft); line-height: 1.6; }

.diff-card-us {
  background: var(--clay-wash);
  border-color: oklch(0.57 0.13 42 / 0.45);
  box-shadow: var(--shadow-card);
  transform: translateY(-0.5rem);
}

.diff-card-us .diff-title { color: var(--clay-deep); }
.diff-card-us .diff-desc { color: var(--ink); }

.diff-us-badge {
  display: inline-block;
  background: var(--clay-deep);
  color: var(--paper);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  transform: rotate(-2deg);
}

/* ============================================================
   The story
   ============================================================ */

.story {
  padding-block: var(--space-section);
}

.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.story-text {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 1.3rem;
  max-width: 62ch;
}

.story-text-em {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.4vw, 1.5rem);
  font-weight: 500;
  line-height: 1.45;
  color: var(--ink);
  border-left: 3px solid var(--clay);
  padding-left: 1.25rem;
  margin-top: 1.8rem;
}

.story-stone {
  background: var(--paper-3);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: clamp(2rem, 5vw, 3rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.story-stone::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(14rem 10rem at 50% -20%, oklch(0.57 0.13 42 / 0.12), transparent 70%);
}

.story-stone-mark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(5rem, 12vw, 8rem);
  line-height: 1;
  color: var(--clay);
  opacity: 0.92;
  margin-bottom: 0.5rem;
}

.story-stone-line {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--ink-soft);
  position: relative;
}

/* ============================================================
   How it works
   ============================================================ */

.process {
  background: var(--paper-2);
  border-block: var(--hairline);
  padding-block: var(--space-section);
}

.process-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.process-step {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 1.5rem;
  border-top: 2px solid var(--line-strong);
  padding-block: 1.75rem;
  transition: background-color var(--dur-med) var(--ease-out);
}

.process-step:last-child { border-bottom: 2px solid var(--line-strong); }

.process-num {
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 500;
  color: var(--clay);
  padding-top: 0.1rem;
}

.process-title {
  font-family: var(--serif);
  font-weight: 550;
  font-size: 1.35rem;
  margin-bottom: 0.45rem;
}

.process-desc { color: var(--ink-soft); font-size: 1rem; max-width: 58ch; }

/* ============================================================
   FAQ
   ============================================================ */

.faq { padding-block: var(--space-section); }

.faq-wrap { max-width: 58rem; }

.faq-list { border-top: 2px solid var(--ink); }

.faq-item { border-bottom: var(--hairline); }

.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  font-family: var(--serif);
  font-weight: 550;
  font-size: 1.15rem;
  padding-block: 1.25rem;
  transition: color var(--dur-fast) var(--ease-out);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  flex: none;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--clay-deep);
  transition: transform var(--dur-med) var(--ease-out);
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item summary:hover { color: var(--clay-deep); }

.faq-body {
  padding-bottom: 1.4rem;
  max-width: 58ch;
  color: var(--ink-soft);
  animation: faq-open var(--dur-med) var(--ease-out);
}

@keyframes faq-open {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

/* ============================================================
   Contact
   ============================================================ */

.contact {
  background: var(--ink);
  color: var(--panel-text);
  padding-block: var(--space-section);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(34rem 18rem at 110% 10%, oklch(0.57 0.13 42 / 0.22), transparent 60%),
    radial-gradient(26rem 16rem at -5% 100%, oklch(0.45 0.09 155 / 0.14), transparent 60%);
  pointer-events: none;
}

.contact-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.contact .section-title { color: var(--paper); }

.contact-lede {
  margin-top: 1.25rem;
  color: var(--panel-text-soft);
  font-size: 1.1rem;
  max-width: 48ch;
}

.contact-links {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.contact-link {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  text-decoration: none;
  padding-block: 1rem;
  border-bottom: 1px solid var(--panel-hairline);
  transition: color var(--dur-fast) var(--ease-out);
}

.contact-link:hover { color: var(--panel-accent); }

.contact-link-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--panel-text-faint);
  min-width: 6rem;
}

.contact-link-value { font-family: var(--serif); font-size: 1.2rem; }

.contact-link-static { color: var(--panel-text-soft); }

/* ---- form ---- */

.contact-form {
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius);
  padding: clamp(1.8rem, 4vw, 2.5rem);
  box-shadow: 0 24px 60px -20px oklch(0.1 0.01 60 / 0.55);
}

.form-head { margin-bottom: 1.5rem; }

.form-title {
  font-family: var(--serif);
  font-weight: 550;
  font-size: 1.4rem;
  margin-bottom: 0.4rem;
}

.form-sub { font-size: 0.92rem; color: var(--ink-soft); }

.field { margin-bottom: 1.1rem; }

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.field input,
.field textarea {
  width: 100%;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.field textarea { resize: vertical; min-height: 6rem; }

.field input::placeholder,
.field textarea::placeholder { color: var(--ink-faint); }

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--clay);
  box-shadow: 0 0 0 3px oklch(0.57 0.13 42 / 0.18);
}

.form-fineprint {
  text-align: center;
  font-size: 0.85rem;
  color: var(--ink-faint);
  margin-top: 0.75rem;
}

/* ============================================================
   Footer
   ============================================================ */

.site-footer {
  background: var(--paper-2);
  border-top: var(--hairline);
  padding-block: 2.5rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
}

.brand-footer .brand-name { font-size: 1.1rem; }

.footer-tag {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-soft);
}

.footer-legal {
  width: 100%;
  font-size: 0.85rem;
  color: var(--ink-faint);
  border-top: var(--hairline);
  padding-top: 1.5rem;
  margin-top: 0.5rem;
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 900px) {
  /* nav collapses to toggle */
  .site-nav {
    position: fixed;
    inset: 0;
    top: 4.5rem;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    background: var(--paper);
    padding: 1.5rem clamp(1.5rem, 6vw, 3rem) 2.5rem;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--dur-med) var(--ease-out), visibility 0s linear var(--dur-med);
    box-shadow: -24px 0 60px -30px oklch(0.3 0.02 60 / 0.4);
    overflow-y: auto;
  }

  .site-nav.is-open {
    transform: translateX(0);
    visibility: visible;
    transition: transform var(--dur-med) var(--ease-out);
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
    width: 100%;
    margin-bottom: 2rem;
  }

  .nav-list a {
    display: block;
    font-size: 1.4rem;
    font-weight: 550;
    padding-block: 0.9rem;
    border-bottom: var(--hairline);
    color: var(--ink);
  }

  .nav-list a::after { display: none; }

  .nav-cta { width: 100%; }

  .nav-toggle { display: inline-flex; }

  /* grids stack */
  .hero-grid,
  .familiar-grid,
  .story-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .offer-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }

  .diff-card-us { transform: none; }

  .stone-panel { justify-content: flex-start; }

  .process-step { grid-template-columns: 3.4rem minmax(0, 1fr); gap: 1rem; }
}

@media (max-width: 560px) {
  .hero-actions .btn { width: 100%; }
  .nav-toggle-label { display: none; }
}

/* ============================================================
   Motion — reduced
   ============================================================ */

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

/* ============================================================
   Reveal on scroll
   ============================================================ */

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; }
}