/*
 * Pierce Technology & AI — Main Stylesheet
 *
 * TABLE OF CONTENTS
 * 1.  Custom Properties
 * 2.  Reset & Base
 * 3.  Typography
 * 4.  Layout Utilities
 * 5.  Buttons
 * 6.  Navigation
 * 7.  Hero
 * 8.  Section Label
 * 9.  Who We Help
 * 10. Services Cards
 * 11. How It Works
 * 12. Case Studies
 * 13. Closing CTA
 * 14. Contact Form
 * 15. Footer
 * 16. Services Page — Page Header
 * 17. Services Page — Pillar Sections
 * 18. Success Page
 * 19. Responsive Overrides
 */

/* ============================================================
   1. Custom Properties
   ============================================================ */
:root {
  /* Colors */
  --color-charcoal:        #2D2D2D;
  --color-off-white:       #F7F6F2;
  --color-slate-blue:      #4A6FA5;
  --color-slate-blue-dark: #3A5A8A;
  --color-teal:            #4A9B8F;
  --color-teal-light:      #6AB5AB;
  --color-white:           #FFFFFF;
  --color-border:          #E2E0D8;
  --color-text-muted:      #6B6B6B;
  --color-bg-alt:          #EFF0EC;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Type scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-md:   1.125rem;
  --text-lg:   1.25rem;
  --text-xl:   1.5rem;
  --text-2xl:  2rem;
  --text-3xl:  2.5rem;
  --text-4xl:  3rem;

  /* Spacing (8px base grid) */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 5rem;
  --space-8: 6rem;

  /* Layout */
  --container-max: 1140px;
  --radius-sm:     4px;
  --radius-md:     8px;
  --radius-lg:     12px;
  --nav-height:    64px;

  /* Shadows */
  --shadow-card:       0 2px 12px rgba(0, 0, 0, 0.07);
  --shadow-card-hover: 0 6px 24px rgba(0, 0, 0, 0.12);
  --shadow-nav:        0 2px 12px rgba(0, 0, 0, 0.08);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* ============================================================
   2. Reset & Base
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-charcoal);
  background-color: var(--color-off-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Anchor offset for sticky nav */
[id] {
  scroll-margin-top: var(--nav-height);
}

/* ============================================================
   3. Typography
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-charcoal);
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }

p {
  margin-bottom: var(--space-2);
}

p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   4. Layout Utilities
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

section {
  padding-block: var(--space-7);
}

:focus-visible {
  outline: 2px solid var(--color-slate-blue);
  outline-offset: 3px;
}

/* ============================================================
   5. Buttons
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1;
  padding: 0.875rem var(--space-4);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
  min-height: 44px;
  letter-spacing: 0.01em;
}

.btn--primary {
  background-color: var(--color-slate-blue);
  border-color: var(--color-slate-blue);
  color: var(--color-white);
}

.btn--primary:hover {
  background-color: var(--color-slate-blue-dark);
  border-color: var(--color-slate-blue-dark);
}

.btn--inverted {
  background-color: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-charcoal);
}

.btn--inverted:hover {
  background-color: var(--color-slate-blue);
  border-color: var(--color-slate-blue);
  color: var(--color-white);
}

/* ============================================================
   6. Navigation
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-nav);
  border-bottom-color: transparent;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav__logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-charcoal);
  transition: color var(--transition-fast);
}

.nav__link:hover {
  color: var(--color-slate-blue);
}

.nav__link--cta {
  background-color: var(--color-slate-blue);
  color: var(--color-white);
  padding: 0.5rem var(--space-3);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.nav__link--cta:hover {
  background-color: var(--color-slate-blue-dark);
  color: var(--color-white);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-charcoal);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

/* ============================================================
   7. Hero
   ============================================================ */
.hero {
  background-color: var(--color-off-white);
  background-image: radial-gradient(circle, #C8C4B8 1px, transparent 1px);
  background-size: 28px 28px;
  padding-block: var(--space-8);
}

.hero__inner {
  max-width: 720px;
}

.hero__headline {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.hero__sub {
  font-size: var(--text-md);
  color: var(--color-charcoal);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  border-left: 4px solid var(--color-teal);
  padding-left: var(--space-2);
}

.hero__cta {
  margin-bottom: var(--space-2);
}

.hero__footnote {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ============================================================
   8. Section Label
   ============================================================ */
.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: var(--space-1);
}

.section-heading {
  margin-bottom: var(--space-3);
}

/* ============================================================
   9. Who We Help
   ============================================================ */
.who-we-help {
  background-color: var(--color-white);
}

.who-we-help__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.who-we-help__text p {
  font-size: var(--text-md);
  color: var(--color-charcoal);
  line-height: 1.7;
}

.who-we-help__bullets {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.value-bullet {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}

.value-bullet__check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background-color: var(--color-teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 3px;
}

.value-bullet__check svg {
  width: 10px;
  height: 10px;
}

.value-bullet__text strong {
  display: block;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 0.125rem;
}

.value-bullet__text span {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ============================================================
   10. Services Cards
   ============================================================ */
.services-overview {
  background-color: var(--color-off-white);
}

.services-overview__intro {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  max-width: 640px;
  margin-bottom: var(--space-5);
}

.card-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-4);
  border-top: 4px solid transparent;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.card--accent-blue { border-top-color: var(--color-slate-blue); }
.card--accent-teal { border-top-color: var(--color-teal); }

.card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-2);
  color: var(--color-slate-blue);
}

.card--accent-teal .card__icon {
  color: var(--color-teal);
}

.card__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.card__body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.card__link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-slate-blue);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: gap var(--transition-fast);
}

.card__link:hover {
  text-decoration: underline;
  gap: 0.5rem;
}

/* ============================================================
   11. How It Works
   ============================================================ */
.how-it-works {
  background-color: var(--color-white);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
}

.step {
  position: relative;
}

.step__number {
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-slate-blue);
  opacity: 0.1;
  position: absolute;
  top: -1rem;
  left: -0.5rem;
  user-select: none;
  pointer-events: none;
}

.step__content {
  position: relative;
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-border);
}

.step__label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: var(--space-1);
}

.step__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.step__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   12. Case Studies
   ============================================================ */
.case-studies {
  background-color: var(--color-off-white);
}

.case-studies__intro {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: var(--space-5);
}

.case-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.case-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.case-card--placeholder {
  background-color: transparent;
  border: 1px dashed var(--color-border);
  box-shadow: none;
}

.case-card__badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--color-teal-light);
  color: var(--color-charcoal);
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-sm);
  align-self: flex-start;
}

.case-card--placeholder .case-card__badge {
  background-color: var(--color-bg-alt);
  color: var(--color-text-muted);
}

.case-row {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.case-row__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.case-row__text {
  font-size: var(--text-sm);
  color: var(--color-charcoal);
  line-height: 1.6;
}

.case-card--placeholder .case-row__text {
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============================================================
   13. Closing CTA
   ============================================================ */
.closing-cta {
  background-color: var(--color-charcoal);
  text-align: center;
}

.closing-cta__heading {
  color: var(--color-off-white);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.closing-cta__sub {
  color: rgba(247, 246, 242, 0.75);
  font-size: var(--text-md);
  max-width: 520px;
  margin-inline: auto;
  margin-bottom: var(--space-4);
}

/* ============================================================
   14. Contact Form
   ============================================================ */
.contact {
  background-color: var(--color-off-white);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.contact__intro {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact__detail-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.contact__detail-value {
  font-size: var(--text-base);
  color: var(--color-charcoal);
  font-weight: 500;
  margin-bottom: 0;
}

a.contact__detail-value {
  color: var(--color-slate-blue);
  transition: color var(--transition-fast);
}

a.contact__detail-value:hover {
  color: var(--color-slate-blue-dark);
  text-decoration: underline;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Select field */
.form-group select {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-charcoal);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 2.25rem 0.75rem var(--space-2);
  width: 100%;
  transition: border-color var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%236B6B6B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px;
  cursor: pointer;
}

.form-group select:focus {
  outline: 2px solid var(--color-slate-blue);
  outline-offset: 0;
  border-color: var(--color-slate-blue);
}

/* Inline success message */
.contact-success {
  background-color: var(--color-teal);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
  color: var(--color-white);
}

.contact-success[hidden] {
  display: none;
}

.contact-success__icon {
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2);
}

.contact-success__icon svg {
  width: 20px;
  height: 20px;
}

.contact-success__heading {
  color: var(--color-white);
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-charcoal);
}

.label-optional {
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-charcoal);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem var(--space-2);
  width: 100%;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: 2px solid var(--color-slate-blue);
  outline-offset: 0;
  border-color: var(--color-slate-blue);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-privacy {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* Netlify honeypot — visually hidden but accessible */
.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ============================================================
   15. Footer
   ============================================================ */
.site-footer {
  background-color: var(--color-charcoal);
  padding-block: var(--space-6) var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.footer__logo-img {
  height: 32px;
  width: auto;
  display: block;
  margin-bottom: var(--space-1);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: rgba(247, 246, 242, 0.6);
  margin-bottom: 0;
}

.footer__heading {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(247, 246, 242, 0.5);
  margin-bottom: var(--space-2);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer__link {
  font-size: var(--text-sm);
  color: rgba(247, 246, 242, 0.75);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-teal-light);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-3);
  font-size: var(--text-xs);
  color: rgba(247, 246, 242, 0.4);
}

/* ============================================================
   16. Services Page — Page Header
   ============================================================ */
.page-header {
  background-color: var(--color-off-white);
  padding-block: var(--space-7);
  border-bottom: 4px solid var(--color-teal);
}

.page-header__heading {
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

.page-header__sub {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 0;
}

/* ============================================================
   17. Services Page — Pillar Sections
   ============================================================ */
.service-pillar {
  padding-block: var(--space-7);
}

.service-pillar:nth-child(even) {
  background-color: var(--color-white);
}

.service-pillar:nth-child(odd) {
  background-color: var(--color-off-white);
}

.service-pillar__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.service-pillar__heading {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
  padding-left: var(--space-2);
  border-left: 5px solid var(--color-slate-blue);
}

.service-pillar__tagline {
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--color-charcoal);
  margin-bottom: var(--space-2);
}

.service-pillar__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
}

.service-pillar__list-heading {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: var(--space-2);
}

.service-pillar__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.service-pillar__list li {
  display: flex;
  gap: var(--space-1);
  align-items: baseline;
  font-size: var(--text-sm);
  color: var(--color-charcoal);
  line-height: 1.5;
}

.service-pillar__list li::before {
  content: "—";
  color: var(--color-teal);
  flex-shrink: 0;
}

/* ============================================================
   18. Success Page
   ============================================================ */
.success-page {
  background-color: var(--color-off-white);
  min-height: calc(100vh - var(--nav-height) - 200px);
  display: flex;
  align-items: center;
}

.success-page__inner {
  max-width: 560px;
  padding-block: var(--space-8);
}

.success-page__icon {
  width: 56px;
  height: 56px;
  background-color: var(--color-teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.success-page__heading {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
}

.success-page__body {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

/* ============================================================
   19. Work Page
   ============================================================ */
.work-section {
  background-color: var(--color-off-white);
}

.work-card__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.work-card__title {
  font-size: var(--text-lg);
  margin-bottom: 0;
}

.work-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

.work-card__list-heading {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 0;
}

.work-card__list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.work-card__list li {
  display: flex;
  gap: var(--space-1);
  align-items: baseline;
  font-size: var(--text-sm);
  color: var(--color-charcoal);
  line-height: 1.5;
}

.work-card__list li::before {
  content: "—";
  color: var(--color-teal);
  flex-shrink: 0;
}

.case-card__image {
  margin: calc(var(--space-4) * -1) calc(var(--space-4) * -1) 0;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.case-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: transform var(--transition-base);
}

.case-card:hover .case-card__image img {
  transform: scale(1.02);
}

.case-studies__more {
  text-align: center;
  margin-top: var(--space-4);
}

.case-studies__more .card__link {
  font-size: var(--text-base);
}

/* ============================================================
   20. Responsive Overrides
   ============================================================ */

/* --- 640px and up (tablet) --- */
@media (min-width: 640px) {
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }

  .hero__headline { font-size: var(--text-3xl); }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-header__heading {
    font-size: var(--text-3xl);
  }
}

/* --- 1024px and up (desktop) --- */
@media (min-width: 1024px) {
  section {
    padding-block: var(--space-8);
  }

  h1 { font-size: var(--text-4xl); }
  h2 { font-size: var(--text-3xl); }

  .hero__headline { font-size: var(--text-4xl); }
  .hero { padding-block: var(--space-8); }

  .nav__toggle { display: none; }

  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .case-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .who-we-help__inner {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-7);
  }

  .who-we-help__text {
    flex: 1;
  }

  .who-we-help__bullets {
    flex: 1;
  }

  .steps {
    flex-direction: row;
    gap: var(--space-4);
    align-items: flex-start;
  }

  .step {
    flex: 1;
  }

  .steps::before {
    content: "";
    position: absolute;
    top: 2.5rem;
    left: calc(33.333% + var(--space-2));
    right: calc(33.333% + var(--space-2));
    height: 1px;
    background-color: var(--color-border);
    pointer-events: none;
  }

  .step__content {
    border-left: none;
    padding-left: 0;
    padding-top: var(--space-3);
    border-top: 2px solid var(--color-border);
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-6);
  }

  .service-pillar__inner {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-7);
  }

  .service-pillar__text {
    flex: 3;
  }

  .service-pillar__aside {
    flex: 2;
  }

  .page-header__heading {
    font-size: var(--text-4xl);
  }

  .closing-cta__heading {
    font-size: var(--text-3xl);
  }

  .contact__inner {
    grid-template-columns: 2fr 3fr;
    align-items: start;
  }
}

/* --- Mobile nav overlay --- */
@media (max-width: 1023px) {
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4);
    gap: var(--space-2);
    border-top: 1px solid var(--color-border);
    overflow-y: auto;
  }

  .nav__menu.is-open {
    display: flex;
  }

  .nav__link {
    font-size: var(--text-md);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav__link--cta {
    margin-top: var(--space-2);
    text-align: center;
    padding: var(--space-2) var(--space-3);
    border-bottom: none;
    border-radius: var(--radius-md);
  }
}