/* ============================================================
   CDN UNITED — MODERN MINIMAL
   Big Inter sans · off-white · restrained cobalt blue accent
   ============================================================ */

:root {
  /* Fonts */
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* 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;

  /* 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-hero: clamp(3rem, 0.5rem + 7vw, 7.5rem);

  /* Colors — Modern Minimal palette */
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-surface-2: #f4f4f4;
  --color-text: #0a0a0a;
  --color-text-muted: #737373;
  --color-text-faint: #a3a3a3;
  --color-border: #e5e5e5;
  --color-border-strong: #d4d4d4;

  /* CDN brand blue (from logo) */
  --cdn-blue: #1e32e6;
  --cdn-blue-deep: #1424ac;
  --cdn-blue-tint: #e8ecff;

  --content-wide: 1280px;
  --radius: 8px;
  --radius-lg: 12px;
  --transition: 220ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  min-height: 100dvh;
  line-height: 1.55;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  font-feature-settings: 'ss01', 'cv11';
}
img, svg { display: block; max-width: 100%; height: auto; }
button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
input, textarea, select, button { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
}
p, li { text-wrap: pretty; max-width: 68ch; }

::selection { background: var(--cdn-blue); color: white; }
:focus-visible { outline: 2px solid var(--cdn-blue); outline-offset: 3px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-4) clamp(var(--space-5), 3vw, var(--space-8));
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  background: color-mix(in oklab, var(--color-bg) 95%, transparent);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.brand-mark { width: 62px; height: auto; object-fit: contain; }
.brand-mark-lg { width: 160px; }
.brand-word {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.site-nav {
  display: flex;
  gap: var(--space-6);
  margin-left: auto;
  font-size: 14px;
  font-weight: 500;
}
.site-nav a { color: var(--color-text-muted); transition: color var(--transition); }
.site-nav a:hover { color: var(--color-text); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
  letter-spacing: -0.005em;
}
.btn-sm { padding: 0.55rem var(--space-4); font-size: 13px; }
.btn-primary {
  background: var(--color-text);
  color: var(--color-bg);
}
.btn-primary:hover {
  background: var(--cdn-blue);
  transform: translateY(-1px);
}
.btn-ghost {
  color: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn-ghost:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}

/* ============================================================
   LAYOUT
   ============================================================ */
main > section {
  padding: clamp(4rem, 8vw, 8rem) clamp(var(--space-5), 3vw, var(--space-8));
}
.hero,
.services,
.thesis,
.work,
.contact {
  max-width: var(--content-wide);
  margin-inline: auto;
}

/* ============================================================
   HERO — RADIAL COBALT GLOW
   ============================================================ */
html { overflow-x: clip; }
body {
  position: relative;
  overflow-x: clip;
}
body::before {
  content: '';
  position: absolute;
  top: clamp(-260px, -14vw, -180px);
  right: clamp(-320px, -18vw, -220px);
  width: clamp(520px, 60vw, 900px);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at center, rgba(30, 50, 230, 0.22) 0%, rgba(30, 50, 230, 0.10) 30%, rgba(30, 50, 230, 0) 62%);
  pointer-events: none;
  z-index: 0;
}
body::after {
  content: '';
  position: absolute;
  top: clamp(140px, 15vw, 220px);
  left: clamp(-380px, -22vw, -260px);
  width: clamp(460px, 55vw, 800px);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at center, rgba(30, 50, 230, 0.08) 0%, rgba(30, 50, 230, 0) 60%);
  pointer-events: none;
  z-index: 0;
}
@media (max-width: 720px) {
  body::before { opacity: 0.7; }
  body::after { opacity: 0.5; }
}
main, .site-footer { position: relative; z-index: 1; }
.site-header { z-index: 90; }
.hero {
  padding-top: clamp(4rem, 8vw, 6rem);
  padding-bottom: clamp(3rem, 5vw, 4rem);
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.4rem 0.9rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cdn-blue);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--cdn-blue) 20%, transparent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px color-mix(in oklab, var(--cdn-blue) 20%, transparent); }
  50% { box-shadow: 0 0 0 6px color-mix(in oklab, var(--cdn-blue) 8%, transparent); }
}
.hero-title {
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.92;
  margin-bottom: var(--space-10);
}
.hero-line { display: block; }
.hero-line-2 { color: var(--color-text-faint); }
.hero-line-3 { color: var(--color-text); }

/* 4-verb rhythm strip between H1 and lede */
.hero-verbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-top: calc(var(--space-10) * -1 + var(--space-4));
  margin-bottom: var(--space-8);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.hero-verbs .verb {
  opacity: 0;
  transform: translateY(6px);
  animation: verbIn 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
}
.hero-verbs .verb:nth-of-type(1) { animation-delay: 0.15s; }
.hero-verbs .verb:nth-of-type(2) { animation-delay: 0.30s; }
.hero-verbs .verb:nth-of-type(3) { animation-delay: 0.45s; }
.hero-verbs .verb:nth-of-type(4) { animation-delay: 0.60s; }
.hero-verbs .verb-sep {
  color: var(--cdn-blue);
  opacity: 0.55;
  font-weight: 400;
}
@keyframes verbIn {
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-verbs .verb { animation: none; opacity: 1; transform: none; }
}

.hero-lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 58ch;
  margin-bottom: var(--space-10);
  line-height: 1.5;
}
.hero-cta {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-20);
}
.hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-8);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}
.meta-num {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: var(--space-2);
}
.meta-label {
  font-size: 13px;
  color: var(--color-text-muted);
  max-width: 30ch;
}

/* ============================================================
   MARQUEE (trust strip)
   ============================================================ */
.marquee {
  padding: var(--space-6) 0 !important;
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow: hidden;
  max-width: none !important;
}
.marquee-track {
  display: inline-flex;
  gap: var(--space-8);
  white-space: nowrap;
  align-items: center;
  animation: marquee 50s linear infinite;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.marquee-track span:nth-child(even) {
  color: var(--cdn-blue);
  font-size: 0.7em;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================================
   SECTION HEAD
   ============================================================ */
.section-head { max-width: 900px; margin-bottom: var(--space-16); }
.section-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cdn-blue);
  margin-bottom: var(--space-5);
}
.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.98;
  margin-bottom: var(--space-6);
}
.section-lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.5;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.services-grid > .service-card:nth-child(7) {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr;
  align-items: start;
  gap: var(--space-8);
}
.services-grid > .service-card:nth-child(7) .service-head { display: flex; flex-direction: column; gap: var(--space-3); }
.services-grid > .service-card:nth-child(7) .service-quote { margin: 0; }
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid > .service-card:nth-child(7) {
    grid-column: 1 / -1;
    grid-template-columns: 1fr 1fr;
  }
  .services-grid > .service-card:nth-child(7) .service-quote { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .services-grid { grid-template-columns: 1fr; }
  .services-grid > .service-card:nth-child(7) { display: flex; flex-direction: column; }
}
.service-card {
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid transparent;
  transition: border-color var(--transition);
  pointer-events: none;
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(10, 10, 10, 0.06);
}
.service-card:hover::after { border-color: var(--color-text); }
.service-num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--cdn-blue);
  letter-spacing: 0.03em;
}
.service-title {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.025em;
}
.service-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.service-bullets li {
  position: relative;
  padding-left: var(--space-5);
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.5;
}
.service-bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 10px;
  height: 1px;
  background: var(--cdn-blue);
}
.service-quote {
  margin-top: auto;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.5;
  font-style: normal;
  max-width: 40ch;
}

/* ============================================================
   THESIS
   ============================================================ */
.thesis .section-head { margin-bottom: var(--space-12); }
.thesis-body {
  columns: 2;
  column-gap: var(--space-16);
  color: var(--color-text-muted);
  font-size: var(--text-base);
  max-width: none;
  margin-bottom: var(--space-16);
  line-height: 1.65;
}
.thesis-body p {
  max-width: none;
  margin-bottom: var(--space-5);
  break-inside: avoid;
}
.thesis-lead {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.35;
  letter-spacing: -0.02em;
}
.thesis-body em {
  color: var(--cdn-blue);
  font-style: normal;
  font-weight: 600;
}
.thesis-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-8);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}
.pillar-num {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--cdn-blue);
  margin-bottom: var(--space-3);
  font-weight: 600;
}
.pillar h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-3);
}
.pillar p {
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.55;
}

@media (max-width: 720px) { .thesis-body { columns: 1; } }

/* ============================================================
   ENGAGEMENT
   ============================================================ */
.engage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}
.engage-card {
  padding: var(--space-10);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.engage-card:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-2px);
}
.engage-tag {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: var(--cdn-blue-tint);
  color: var(--cdn-blue);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}
.engage-title {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-4);
}
.engage-desc {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  line-height: 1.55;
}
.engage-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.engage-list li {
  position: relative;
  padding-left: var(--space-6);
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.5;
}
.engage-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--cdn-blue);
  font-weight: 600;
}

@media (max-width: 820px) {
  .engage-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 5rem) !important;
  margin-inline: auto;
  margin-bottom: var(--space-24);
  border: 1px solid var(--color-border);
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: var(--space-16);
  align-items: start;
}
.contact-lede {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  margin-bottom: var(--space-10);
  line-height: 1.55;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.contact-detail {
  padding: var(--space-5) 0;
  border-top: 1px solid var(--color-border);
}
.contact-detail:last-child { border-bottom: 1px solid var(--color-border); }
.detail-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  font-weight: 600;
}
.detail-value {
  font-family: var(--font-display);
  font-size: 15px;
  font-style: normal;
  color: var(--color-text);
  line-height: 1.5;
  font-weight: 500;
}
@media (max-width: 640px) {
  address.detail-value { white-space: nowrap; font-size: 14px; }
}
@media (max-width: 380px) {
  address.detail-value { font-size: 13px; }
}
a.detail-value { transition: color var(--transition); }
a.detail-value:hover { color: var(--cdn-blue); }
.detail-legal {
  margin-top: var(--space-2);
  color: var(--color-text-tertiary);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.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: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.field input,
.field textarea,
.field select {
  padding: 0.75rem var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  font-size: 15px;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  font-family: inherit;
}
.field input::placeholder,
.field textarea::placeholder { color: var(--color-text-faint); }
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--cdn-blue);
  background: var(--color-surface);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--cdn-blue) 10%, transparent);
}
.field textarea { resize: vertical; min-height: 120px; line-height: 1.5; }
.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-3);
  flex-wrap: wrap;
}
.form-note {
  font-size: 13px;
  color: var(--color-text-muted);
}
.form-success {
  padding: var(--space-4);
  border-radius: var(--radius);
  background: var(--cdn-blue-tint);
  color: var(--cdn-blue);
  font-size: 14px;
  font-weight: 500;
}

@media (max-width: 900px) {
  .contact-inner { grid-template-columns: 1fr; gap: var(--space-10); }
  .form-row { grid-template-columns: 1fr; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #0a0a0a;
  color: #d4d4d4;
  padding: var(--space-16) clamp(var(--space-5), 3vw, var(--space-8)) var(--space-8);
}
.footer-top {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand { color: #fff; }
.footer-tag {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: #fff;
  margin-top: var(--space-6);
  max-width: 22ch;
  line-height: 1.25;
  letter-spacing: -0.03em;
}
.footer-tag br { display: block; }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
.footer-heading {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: var(--space-4);
}
.footer-cols a {
  display: block;
  padding: 0.25rem 0;
  color: #a3a3a3;
  font-size: 14px;
  transition: color var(--transition);
}
.footer-cols a:hover { color: #fff; }
.footer-address {
  color: #a3a3a3;
  font-size: 14px;
  font-style: normal;
  line-height: 1.7;
}
.footer-address a { display: inline; padding: 0; color: #fff; }
.footer-legal-inline {
  margin-top: var(--space-4);
  color: #737373;
  font-size: 12px;
  letter-spacing: 0.02em;
}
.footer-bottom {
  max-width: var(--content-wide);
  margin: var(--space-8) auto 0;
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: 13px;
  color: #737373;
  flex-wrap: wrap;
}

@media (max-width: 820px) {
  .footer-top { grid-template-columns: 1fr; gap: var(--space-10); }
  .footer-cols { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .footer-cols > div:nth-child(3) { grid-column: 1 / -1; }
  .footer-address br { display: block; }
  .footer-address { white-space: nowrap; }
}
@media (max-width: 420px) {
  .footer-address { font-size: 13px; }
}

/* ============================================================
   REVEAL ON SCROLL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1), transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.service-card.reveal:nth-child(2) { transition-delay: 60ms; }
.service-card.reveal:nth-child(3) { transition-delay: 120ms; }
.service-card.reveal:nth-child(4) { transition-delay: 180ms; }
.service-card.reveal:nth-child(5) { transition-delay: 60ms; }
.service-card.reveal:nth-child(6) { transition-delay: 120ms; }
.service-card.reveal:nth-child(7) { transition-delay: 180ms; }
.hero-meta > .reveal:nth-child(2) { transition-delay: 80ms; }
.hero-meta > .reveal:nth-child(3) { transition-delay: 160ms; }

/* ============================================================
   MOBILE NAV — HAMBURGER + DRAWER
   ============================================================ */
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  transition: border-color var(--transition);
}
.nav-toggle span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 89;
  padding: var(--space-5) clamp(var(--space-5), 3vw, var(--space-8)) var(--space-8);
  background: color-mix(in oklab, var(--color-bg) 98%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--color-border);
  flex-direction: column;
  gap: var(--space-4);
}
.mobile-menu:not([hidden]) { display: flex; }
.mobile-menu a {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu .mobile-menu-cta {
  margin-top: var(--space-3);
  text-align: center;
  font-size: 15px;
  font-family: var(--font-body);
  padding: var(--space-4) var(--space-6);
  color: #fff;
  border-bottom: none;
  letter-spacing: 0;
}
body.menu-open { overflow: hidden; }

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width: 720px) {
  .site-nav { display: none; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; margin-left: auto; }
  .site-header { gap: var(--space-4); }
  .hero-meta { gap: var(--space-6); }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }
  .hero-title { font-size: clamp(2.25rem, 10.5vw, 3rem); letter-spacing: -0.05em; line-height: 0.95; margin-bottom: var(--space-6); }
  .hero-line { white-space: nowrap; }
  .hero-verbs { margin-top: 0; margin-bottom: var(--space-6); font-size: 11px; letter-spacing: 0.12em; gap: var(--space-2); }
  .hero-verbs .verb-sep { display: none; }
  .hero-verbs .verb { flex: 1 1 45%; }
}
@media (min-width: 721px) {
  .mobile-menu { display: none !important; }
}