/* ============================================================
   WRENMARK RESIDENTIAL MANAGEMENT — Design Tokens & Components
   ============================================================ */

:root {
  /* Fluid type scale */
  --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, 4.75rem);
  --text-hero: clamp(2.25rem, 1rem + 3.2vw, 3.75rem);

  /* 4px spacing system */
  --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: 0.3rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.85rem;
  --radius-xl: 1.4rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 1000px;
  --content-wide: 1220px;
  --content-full: 100%;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'General Sans', Georgia, serif;
  --font-body: 'Satoshi', 'Inter', -apple-system, sans-serif;
}

/* ---------- LIGHT MODE (default) ---------- */
:root,
[data-theme='light'] {
  --color-bg: #faf7f1;
  --color-surface: #ffffff;
  --color-surface-2: #fdfbf7;
  --color-surface-offset: #f1ece0;
  --color-surface-offset-2: #e8e0cd;
  --color-surface-dynamic: #ddd2b8;
  --color-divider: #e6dfcd;
  --color-border: #d9cfb6;

  --color-text: #16223b;
  --color-text-muted: #5c5a4f;
  --color-text-faint: #a49d87;
  --color-text-inverse: #faf7f1;

  --color-primary: #b17f22;
  --color-primary-hover: #97691a;
  --color-primary-active: #7c5716;
  --color-primary-highlight: #f2e6c6;

  --color-navy: #16223b;
  --color-navy-2: #0e1626;

  --color-success: #437a22;
  --color-error: #a12c2c;
  --color-warning: #964219;

  --shadow-sm: 0 1px 2px oklch(0.22 0.02 250 / 0.08);
  --shadow-md: 0 6px 16px oklch(0.22 0.02 250 / 0.1);
  --shadow-lg: 0 20px 48px oklch(0.22 0.02 250 / 0.16);
}

/* ---------- DARK MODE ---------- */
[data-theme='dark'] {
  --color-bg: #0d1420;
  --color-surface: #121b2c;
  --color-surface-2: #152033;
  --color-surface-offset: #182338;
  --color-surface-offset-2: #1d2b45;
  --color-surface-dynamic: #253654;
  --color-divider: #223252;
  --color-border: #2c3f61;

  --color-text: #ece7db;
  --color-text-muted: #9aa0b5;
  --color-text-faint: #5d6685;
  --color-text-inverse: #14213a;

  --color-primary: #e3b14e;
  --color-primary-hover: #efc16b;
  --color-primary-active: #f6d387;
  --color-primary-highlight: #3a2f1c;

  --color-navy: #ece7db;
  --color-navy-2: #182338;

  --color-success: #6daa45;
  --color-error: #d16363;
  --color-warning: #bb653b;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 20px 48px oklch(0 0 0 / 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0d1420;
    --color-surface: #121b2c;
    --color-surface-2: #152033;
    --color-surface-offset: #182338;
    --color-surface-offset-2: #1d2b45;
    --color-surface-dynamic: #253654;
    --color-divider: #223252;
    --color-border: #2c3f61;
    --color-text: #ece7db;
    --color-text-muted: #9aa0b5;
    --color-text-faint: #5d6685;
    --color-text-inverse: #14213a;
    --color-primary: #e3b14e;
    --color-primary-hover: #efc16b;
    --color-primary-active: #f6d387;
    --color-primary-highlight: #3a2f1c;
    --color-navy: #ece7db;
    --color-navy-2: #182338;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 6px 16px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 20px 48px oklch(0 0 0 / 0.45);
  }
}

/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */

.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-12));
}
.container--default {
  max-width: var(--content-default);
}
.container--narrow {
  max-width: var(--content-narrow);
}

section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.eyebrow::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--color-primary);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
}
h1 {
  font-weight: 650;
}
h2 {
  font-weight: 600;
}

.section-heading {
  font-size: var(--text-2xl);
  letter-spacing: -0.01em;
  margin-block: var(--space-3) var(--space-5);
  max-width: 20ch;
}
.section-lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  font-family: var(--font-body);
  font-weight: 400;
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-full);
  white-space: nowrap;
  min-height: 44px;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-navy-2);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}
[data-theme='dark'] .btn-primary,
@media (prefers-color-scheme: dark) {
}
[data-theme='dark'] .btn-primary {
  color: #14213a;
}
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-block {
  width: 100%;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  max-width: var(--content-wide);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  text-decoration: none;
}
.brand-mark {
  width: 34px;
  height: 34px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.brand-word {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.1;
}
.brand-sub {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.main-nav ul {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}
.main-nav a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding-block: var(--space-2);
  position: relative;
}
.main-nav a:hover {
  color: var(--color-text);
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1.5px;
  background: var(--color-primary);
  transition: width var(--transition-interactive);
}
.main-nav a:hover::after {
  width: 100%;
}

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

.theme-toggle {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}
.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: var(--radius-md);
}
.nav-toggle svg {
  width: 22px;
  height: 22px;
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  padding-top: clamp(var(--space-12), 8vw, var(--space-20));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: clip;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-16);
  align-items: center;
}
.hero-copy h1 {
  font-size: var(--text-hero);
  letter-spacing: -0.015em;
  margin-block: var(--space-5) var(--space-6);
}
.hero-copy h1 em {
  font-style: normal;
  color: var(--color-primary);
}
.hero-copy p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
  margin-bottom: var(--space-8);
}
.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
}
.hero-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
}
.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, oklch(0.15 0.03 260 / 0.55) 100%);
}
.hero-visual-tag {
  position: absolute;
  left: var(--space-6);
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 2;
  color: #fff;
  font-family: var(--font-body);
}
.hero-visual-tag strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-lg);
}
.hero-visual-tag span {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid oklch(from var(--color-text) l c h / 0.1);
}
.stat-strip .stat dd {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}
.stat-strip .stat dt {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
  max-width: 18ch;
}
.stat-note {
  grid-column: 1 / -1;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-2);
}

/* ============================================================
   DIFFERENTIATOR (asymmetric two-block)
   ============================================================ */

.differentiator {
  background: var(--color-surface-offset);
}
.diff-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-8);
  align-items: stretch;
}
.diff-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  box-shadow: var(--shadow-sm);
}
.diff-card--primary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}
.diff-card--primary img {
  border-radius: var(--radius-lg);
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.diff-card--secondary {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--color-navy);
  color: var(--color-bg);
}
[data-theme='dark'] .diff-card--secondary {
  background: var(--color-surface-2);
  color: var(--color-text);
}
.diff-card--secondary h3,
.diff-card--secondary p {
  color: inherit;
}
.diff-num {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.diff-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}
.diff-card p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}
.diff-card--secondary p {
  color: inherit;
  opacity: 0.82;
}
.diff-list {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  list-style: none;
}
.diff-list li {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-sm);
  align-items: baseline;
}
.diff-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  transform: translateY(-2px);
}

/* ============================================================
   ENGAGEMENT OPTIONS (comparison cards)
   ============================================================ */

.engagement-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: stretch;
}
.engagement-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 4vw, var(--space-10));
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.engagement-card--accent {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.engagement-tag {
  display: inline-flex;
  align-self: flex-start;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: var(--color-surface-offset);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  margin-bottom: var(--space-4);
}
.engagement-tag--accent {
  color: var(--color-navy-2);
  background: var(--color-primary);
}
.engagement-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}
.engagement-card > p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}
.engagement-list {
  margin-top: var(--space-5);
  margin-bottom: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  list-style: none;
}
.engagement-list li {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-sm);
  align-items: baseline;
}
.engagement-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  transform: translateY(-2px);
}
.engagement-best {
  margin-top: auto;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.engagement-note {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   SERVICES (editorial numbered list)
   ============================================================ */

.services-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: var(--space-16);
  align-items: start;
}
.services-media {
  position: sticky;
  top: calc(var(--space-16) + 60px);
}
.services-media img {
  border-radius: var(--radius-xl);
  aspect-ratio: 3/4;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}
.service-row {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--color-divider);
}
.service-row:first-of-type {
  padding-top: 0;
}
.service-num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text-faint);
}
.service-row h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.service-row p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 54ch;
}

/* ============================================================
   APPROACH (stepped flow)
   ============================================================ */

.approach {
  background: var(--color-navy);
  color: var(--color-bg);
  position: relative;
}
[data-theme='dark'] .approach {
  background: var(--color-surface-2);
  color: var(--color-text);
}
.approach .eyebrow {
  color: var(--color-primary);
}
.approach .section-heading,
.approach .section-lede {
  color: inherit;
}
.approach .section-lede {
  opacity: 0.78;
}
.approach-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-1);
  margin-top: var(--space-12);
  position: relative;
}
.approach-step {
  padding: var(--space-6) var(--space-5) var(--space-8);
  border-top: 2px solid oklch(1 0 0 / 0.18);
  position: relative;
}
[data-theme='dark'] .approach-step {
  border-top-color: var(--color-border);
}
.approach-step.is-active {
  border-top-color: var(--color-primary);
}
.approach-step-num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.approach-step h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.approach-step p {
  font-size: var(--text-sm);
  opacity: 0.75;
  color: inherit;
}

/* ============================================================
   ABOUT
   ============================================================ */

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-16);
  align-items: start;
}
.about-portrait {
  position: sticky;
  top: calc(var(--space-16) + 60px);
}
.about-portrait-frame {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--color-surface-offset);
}
.about-portrait-frame img {
  aspect-ratio: 3/4;
  object-fit: cover;
  width: 100%;
}
.about-credentials {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--color-surface-offset);
  border-radius: var(--radius-lg);
}
.about-credentials .cred {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--text-xs);
  border-bottom: 1px solid var(--color-divider);
  padding-bottom: var(--space-2);
}
.about-credentials .cred:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.about-credentials .cred span:first-child {
  color: var(--color-text-muted);
}
.about-credentials .cred span:last-child {
  font-weight: 600;
  text-align: right;
}
.about-copy .name-line {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-1);
}
.about-copy h2 {
  font-size: var(--text-xl);
  margin: 0;
}
.about-copy .role {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
}
.about-copy p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  font-size: var(--text-base);
}
.about-copy p:first-of-type {
  font-size: var(--text-lg);
  color: var(--color-text);
  font-family: var(--font-body);
}
.about-quote {
  margin: var(--space-8) 0;
  padding: var(--space-6);
  border-left: none;
  background: var(--color-surface-offset);
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: normal;
  position: relative;
}
.about-quote::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: var(--space-2);
  height: 100%;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  background: var(--color-primary);
}
.about-quote cite {
  display: block;
  font-family: var(--font-body);
  font-style: normal;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  letter-spacing: 0.02em;
}

.track-record {
  margin-top: var(--space-10);
  padding: var(--space-6) var(--space-7);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-lg);
}
.track-record-lede {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.track-record-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2) var(--space-6);
  list-style: none;
}
.track-record-list li {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.track-record-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  transform: translateY(-2px);
}
@media (max-width: 640px) {
  .track-record-list {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   CONTACT
   ============================================================ */

.contact {
  background: var(--color-surface-offset);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-12);
  align-items: start;
}
.contact-info-item {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-divider);
}
.contact-info-item:first-child {
  border-top: none;
}
.contact-info-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-info-item strong {
  display: block;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}
.contact-info-item a,
.contact-info-item span {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
}
.contact-info-item a:hover {
  color: var(--color-primary);
}

.contact-form {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.field label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}
.field input,
.field select,
.field textarea {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  font-size: var(--text-sm);
  min-height: 44px;
}
.field textarea {
  min-height: 100px;
  resize: vertical;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-primary);
}
.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.form-success {
  display: none;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-success);
  color: #fff;
  font-size: var(--text-sm);
}
.form-success.is-visible {
  display: flex;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.footer-brand .brand-mark {
  width: 28px;
  height: 28px;
}
.footer-nav {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.footer-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer-nav a:hover {
  color: var(--color-primary);
}
.footer-meta {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */

.reveal {
  opacity: 0;
  clip-path: inset(8% 0 0 0);
  transition:
    opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
    clip-path 700ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  clip-path: inset(0 0 0 0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    aspect-ratio: 16/9;
    order: -1;
  }
  .diff-grid {
    grid-template-columns: 1fr;
  }
  .diff-card--primary {
    grid-template-columns: 1fr;
  }
  .engagement-grid {
    grid-template-columns: 1fr;
  }
  .services-layout,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .services-media,
  .about-portrait {
    position: static;
    order: -1;
    max-width: 420px;
  }
  .approach-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .nav-toggle {
    display: grid;
  }
  .header-actions .btn {
    display: none;
  }
  .brand-sub {
    display: none;
  }
  .stat-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .approach-steps {
    grid-template-columns: 1fr;
  }
  .footer-meta {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* Mobile nav drawer */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 60;
  background: var(--color-bg);
  padding: var(--space-6);
  flex-direction: column;
}
.mobile-nav.is-open {
  display: flex;
}
.mobile-nav-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-10);
}
.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  list-style: none;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  text-decoration: none;
}
.mobile-nav .btn {
  margin-top: var(--space-10);
}