/* =========================================================
   CNCogito — modern precision-industrial style
   Palette: charcoal + warm gold accent + ivory neutrals
   Fonts: Erode (display serif) + Satoshi (body sans)
   ========================================================= */

/* ---------- Tokens ---------- */
:root,
[data-theme='light'] {
  /* Type scale (fluid) */
  --text-xs:   clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl:  clamp(2.5rem, 1rem + 4vw, 5rem);

  /* Spacing (4px base) */
  --space-1: 0.25rem;  --space-2: 0.5rem;   --space-3: 0.75rem;
  --space-4: 1rem;     --space-5: 1.25rem;  --space-6: 1.5rem;
  --space-8: 2rem;     --space-10: 2.5rem;  --space-12: 3rem;
  --space-16: 4rem;    --space-20: 5rem;    --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 22px;

  /* Content widths */
  --container: 1240px;

  /* Motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast: 180ms var(--ease);
  --t: 280ms var(--ease);
  --t-slow: 520ms var(--ease);

  /* Colors — LIGHT (warm ivory + charcoal + gold) */
  --color-bg:            #f5f2ec;   /* warm ivory */
  --color-surface:       #ffffff;
  --color-surface-2:     #f9f6f1;
  --color-surface-offset:#ecE7dd;
  --color-border:        #e0d9cc;
  --color-divider:       #ded6c7;

  --color-text:          #171412;   /* near-black warm */
  --color-text-muted:    #5a544c;
  --color-text-faint:    #928a7d;
  --color-text-inverse:  #f5f2ec;

  --color-primary:       #b8862a;   /* warm gold from the logo */
  --color-primary-hover: #9c6f1e;
  --color-primary-active:#7d5715;
  --color-primary-highlight: #f0e3c4;

  --color-ink:           #16130f;   /* deep panel background */
  --color-ink-2:         #211d18;
  --color-ink-3:         #2b2620;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(23, 20, 18, 0.06);
  --shadow-md: 0 8px 24px rgba(23, 20, 18, 0.08);
  --shadow-lg: 0 24px 60px rgba(23, 20, 18, 0.14);

  /* Fonts */
  --font-body: 'Satoshi', 'Inter', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
  --font-display: 'Erode', 'Cormorant Garamond', Georgia, serif;
}

[data-theme='dark'] {
  --color-bg:            #100e0c;
  --color-surface:       #17140f;
  --color-surface-2:     #1c1813;
  --color-surface-offset:#221d17;
  --color-border:        #2e2820;
  --color-divider:       #2a241d;

  --color-text:          #ece6d9;
  --color-text-muted:    #a89f8d;
  --color-text-faint:    #6d6558;
  --color-text-inverse:  #17140f;

  --color-primary:       #d9a441;
  --color-primary-hover: #e8b555;
  --color-primary-active:#f0c674;
  --color-primary-highlight: #3b2e13;

  --color-ink:           #0a0907;
  --color-ink-2:         #16130f;
  --color-ink-3:         #1e1a15;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:            #100e0c;
    --color-surface:       #17140f;
    --color-surface-2:     #1c1813;
    --color-surface-offset:#221d17;
    --color-border:        #2e2820;
    --color-divider:       #2a241d;
    --color-text:          #ece6d9;
    --color-text-muted:    #a89f8d;
    --color-text-faint:    #6d6558;
    --color-text-inverse:  #17140f;
    --color-primary:       #d9a441;
    --color-primary-hover: #e8b555;
    --color-primary-active:#f0c674;
    --color-primary-highlight: #3b2e13;
    --color-ink:           #0a0907;
    --color-ink-2:         #16130f;
    --color-ink-3:         #1e1a15;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
  }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

img, picture, video, svg { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.015em;
  text-wrap: balance;
  color: var(--color-text);
}
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-lg); font-family: var(--font-body); font-weight: 700; letter-spacing: -0.005em; }
h4 { font-size: var(--text-base); font-family: var(--font-body); font-weight: 700; letter-spacing: 0; }
h5 { font-size: var(--text-sm); font-family: var(--font-body); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-text-muted); }

p { text-wrap: pretty; max-width: 68ch; }
a { color: inherit; text-decoration: none; }

button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }

::selection { background: var(--color-primary); color: #fff; }

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

.skip-link {
  position: absolute; top: -100px; left: 12px;
  background: var(--color-primary); color: #fff;
  padding: 10px 14px; border-radius: 6px; z-index: 100;
}
.skip-link:focus { top: 12px; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  width: 100%;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: var(--space-6);
}
.eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-primary) 15%, transparent);
}

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

.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 62ch;
  line-height: 1.55;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.005em;
  transition: transform var(--t-fast), background var(--t-fast), color var(--t-fast), box-shadow var(--t-fast);
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-lg { padding: 14px 26px; font-size: var(--text-base); }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 6px 16px color-mix(in oklab, var(--color-primary) 40%, transparent);
}
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); }
.btn-primary:active { background: var(--color-primary-active); transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 78%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.site-header.scrolled {
  border-bottom-color: var(--color-border);
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-6);
  padding-block: 14px;
}
.brand { display: inline-flex; align-items: center; }
.brand img {
  height: 44px; width: auto;
  object-fit: contain;
}
.brand-logo--dark { display: none; }
[data-theme='dark'] .brand-logo--light,
[data-theme='dark'] .footer-brand .brand-logo--light { display: none; }
[data-theme='dark'] .brand-logo--dark,
[data-theme='dark'] .footer-brand .brand-logo--dark { display: inline-block; }

.nav {
  display: flex; align-items: center; gap: var(--space-8);
}
.nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 8px 0;
  position: relative;
}
.nav a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px;
  background: var(--color-primary); transform: scaleX(0); transform-origin: left;
  transition: transform var(--t);
}
.nav a:hover { color: var(--color-text); }
.nav a:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: var(--space-3); }

.theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: inline-flex; align-items: center; justify-content: center;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.theme-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }

.menu-btn {
  display: none;
  width: 42px; height: 42px;
  border-radius: 8px;
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
}
.menu-btn span {
  display: block; width: 20px; height: 2px;
  background: var(--color-text); border-radius: 2px;
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6) clamp(1.25rem, 4vw, 2.5rem) var(--space-8);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.mobile-nav a { font-size: var(--text-lg); font-weight: 500; color: var(--color-text); }
.mobile-nav .btn { align-self: flex-start; }
.mobile-nav-actions { display: flex; align-items: center; gap: var(--space-3); padding-top: var(--space-4); border-top: 1px solid var(--color-border); margin-top: var(--space-2); }
.mobile-nav[data-open="true"] { display: flex; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex; align-items: center;
  padding-top: 120px;
  padding-bottom: var(--space-16);
  overflow: hidden;
  color: #fff;
}
.hero-media {
  position: absolute; inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.95) contrast(1.02);
}
.hero-scrim {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 40%, rgba(0,0,0,0.15), rgba(0,0,0,0.75) 70%),
    linear-gradient(180deg, rgba(15,12,10,0.55) 0%, rgba(15,12,10,0.35) 40%, rgba(15,12,10,0.85) 100%);
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 900px;
}
.hero .eyebrow { color: #d9c9a4; }
.hero .eyebrow-dot { background: #e6b64b; box-shadow: 0 0 0 4px rgba(230,182,75,0.18); }

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 1rem + 6.5vw, 6.5rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: var(--space-6);
}
.hero-title .accent { color: #e6b64b; }

.hero-sub {
  font-size: var(--text-lg);
  color: rgba(245, 240, 228, 0.85);
  max-width: 60ch;
  margin-bottom: var(--space-8);
  line-height: 1.55;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-bottom: var(--space-16); }
.hero-cta .btn-ghost { color: #fff; border-color: rgba(255,255,255,0.35); }
.hero-cta .btn-ghost:hover { color: #e6b64b; border-color: #e6b64b; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.15);
  max-width: 720px;
}
.hero-stats li { list-style: none; }
.hero-stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 0.9rem + 1vw, 1.75rem);
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
  white-space: nowrap;
}
.hero-stats span {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 240, 228, 0.6);
}

/* ---------- Sections ---------- */
.section {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  position: relative;
}
.section-alt {
  background: var(--color-surface-2);
  border-block: 1px solid var(--color-border);
}
.section-head { max-width: 780px; margin-bottom: var(--space-16); }
.section-head h2 { margin-bottom: var(--space-4); }

/* ---------- Services grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
}
.services-grid--2 {
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  max-width: 1080px;
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--color-primary);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-slow);
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--color-primary) 40%, var(--color-border));
  box-shadow: var(--shadow-md);
}
.service-card:hover::before { transform: scaleX(1); }

.service-num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-4);
}
.service-card h3 { margin-bottom: var(--space-3); }
.service-card > p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  margin-bottom: var(--space-5);
}
.service-list {
  list-style: none;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}
.service-list li {
  padding: 8px 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: 22px;
  position: relative;
}
.service-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 15px;
  width: 12px; height: 1px;
  background: var(--color-primary);
}

/* ---------- Split layout (editorial) ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.split-reverse .split-media { order: 2; }
.split-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 5;
}
.split-media img { width: 100%; height: 100%; object-fit: cover; }
.split-body h2 { margin-bottom: var(--space-5); }
.split-body > p {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  line-height: 1.55;
  margin-bottom: var(--space-8);
}

.spec-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-border);
}
.spec-list > div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: var(--space-6);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  align-items: baseline;
}
.spec-list dt {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  font-weight: 600;
}
.spec-list dd {
  font-size: var(--text-base);
  color: var(--color-text);
}

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.value {
  padding-top: var(--space-4);
  border-top: 2px solid var(--color-primary);
}
.value h4 { margin-bottom: 6px; }
.value p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ---------- Process ---------- */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  list-style: none;
  counter-reset: step;
}
.process li {
  position: relative;
  padding-top: var(--space-8);
}
.process li::before {
  content: '';
  position: absolute;
  top: 12px; left: 0; right: 0;
  height: 1px;
  background: var(--color-border);
}
.process-num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--color-primary);
  letter-spacing: 0.14em;
  display: inline-block;
  margin-bottom: var(--space-4);
  padding: 4px 10px;
  border: 1px solid color-mix(in oklab, var(--color-primary) 30%, transparent);
  border-radius: 999px;
  background: color-mix(in oklab, var(--color-primary) 8%, transparent);
}
.process h3 { margin-bottom: var(--space-2); font-size: var(--text-lg); font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em;}
.process p { color: var(--color-text-muted); font-size: var(--text-sm); }

/* ---------- CTA / Contact ---------- */
.cta {
  background:
    radial-gradient(ellipse at 80% 20%, color-mix(in oklab, var(--color-primary) 12%, transparent), transparent 60%),
    var(--color-ink);
  color: #ece6d9;
  border-top: 1px solid var(--color-ink-3);
}
.cta .eyebrow { color: #d9c9a4; }
.cta .eyebrow-dot { background: #e6b64b; box-shadow: 0 0 0 4px rgba(230,182,75,0.18); }
.cta h2 { color: #fff; }
.cta .lede { color: rgba(236, 230, 217, 0.7); }

.cta-inner { max-width: 900px; }
.cta-inner > h2 { margin-bottom: var(--space-4); }
.cta-inner > .lede { margin-bottom: var(--space-12); }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-16);
}
.contact-card {
  display: block;
  padding: var(--space-6);
  background: var(--color-ink-2);
  border: 1px solid var(--color-ink-3);
  border-radius: var(--radius-md);
  position: relative;
  transition: border-color var(--t), transform var(--t), background var(--t);
}
.contact-card:hover:not(.static) {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  background: var(--color-ink-3);
}
.contact-label {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(236, 230, 217, 0.5);
  margin-bottom: var(--space-3);
}
.contact-value {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: #fff;
  letter-spacing: -0.005em;
}
.contact-sub {
  display: block;
  font-size: var(--text-xs);
  color: rgba(236, 230, 217, 0.5);
  margin-top: 6px;
}
.contact-arrow {
  position: absolute;
  right: var(--space-6); top: 50%; transform: translateY(-50%);
  color: var(--color-primary);
  font-size: 20px;
  transition: transform var(--t);
}
.contact-card:hover .contact-arrow { transform: translateY(-50%) translateX(4px); }

/* Quote form */
.quote-form {
  display: grid;
  gap: var(--space-4);
  background: var(--color-ink-2);
  border: 1px solid var(--color-ink-3);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.quote-form label {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(236, 230, 217, 0.6);
  font-weight: 600;
}
.quote-form label span { display: block; margin-bottom: var(--space-2); }
.quote-form input,
.quote-form textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--color-ink);
  border: 1px solid var(--color-ink-3);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: var(--text-base);
  font-family: inherit;
  letter-spacing: 0;
  text-transform: none;
  transition: border-color var(--t-fast), background var(--t-fast);
  resize: vertical;
}
.quote-form input:focus,
.quote-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: #0a0806;
}
.quote-form .btn { justify-self: start; margin-top: var(--space-2); }
.form-note {
  font-size: var(--text-xs);
  color: rgba(236, 230, 217, 0.5);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  transition: color 0.2s ease;
}
.form-note--success {
  color: var(--color-primary);
  font-weight: 500;
}
.form-note--error {
  color: #e26d5c;
  font-weight: 500;
}
.quote-form button[disabled] { opacity: 0.75; cursor: not-allowed; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-surface-2);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-16) var(--space-6);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border);
}
.footer-brand img { height: 52px; width: auto; margin-bottom: var(--space-4); }
.footer-brand .brand-logo--dark { display: none; }
[data-theme='dark'] .footer-brand .brand-logo--light { display: none; }
[data-theme='dark'] .footer-brand .brand-logo--dark { display: inline-block; margin-bottom: var(--space-4); }
.footer-brand p {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-text-muted);
  font-size: var(--text-base);
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
.footer-cols ul { list-style: none; margin-top: var(--space-3); }
.footer-cols li { padding: 4px 0; font-size: var(--text-sm); color: var(--color-text-muted); }
.footer-cols a { color: var(--color-text-muted); transition: color var(--t-fast); }
.footer-cols a:hover { color: var(--color-primary); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .services-grid { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split-reverse .split-media { order: 0; }
  .split-media { aspect-ratio: 4 / 3; max-height: 520px; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: var(--space-10); }
  .values { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-stats li:last-child { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .nav, .header-actions { display: none; }
  .header-actions .btn { display: none; }
  .menu-btn { display: flex; }
  .site-header .header-actions { display: none; }

  .form-row { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .spec-list > div { grid-template-columns: 1fr; gap: var(--space-1); }

  .hero { min-height: auto; padding-top: 130px; }
  .hero-title { font-size: clamp(2.5rem, 8vw, 4rem); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}