:root {
  --color-bg: #f7f5f0;
  --color-bg-alt: #efece4;
  --color-text: #2a2a28;
  --color-text-muted: #5c5c58;
  --color-pine: #3d5a4c;
  --color-pine-dark: #2f463b;
  --color-copper: #b87333;
  --color-copper-light: #d4956a;
  --color-border: #d4d0c8;
  --color-white: #ffffff;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --font-heading: "Space Grotesk", system-ui, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --radius: 4px;
  --shadow: 0 2px 8px rgba(42, 42, 40, 0.08);
  --shadow-hover: 0 4px 16px rgba(42, 42, 40, 0.12);
  --max-width: 72rem;
  --grid-line: 1px solid var(--color-border);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-pine);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-pine-dark);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.25;
  margin-top: 0;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 var(--space-sm); }

ul, ol { margin: 0 0 var(--space-sm); padding-left: 1.25rem; }

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-pine);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-sm);
  z-index: 1000;
}

.skip-link:focus {
  left: var(--space-sm);
}

/* Header */
.site-header {
  background: var(--color-white);
  border-bottom: var(--grid-line);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  gap: var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.125rem;
}

.logo-mark {
  width: 28px;
  height: 28px;
  background: var(--color-pine);
  border-radius: var(--radius);
  position: relative;
}

.logo-mark::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 4px;
  right: 4px;
  height: 2px;
  background: var(--color-copper);
}

.site-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-md);
  align-items: center;
}

.site-nav a {
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-pine);
  text-decoration: underline;
  text-decoration-color: var(--color-copper);
}

.nav-cta {
  background: var(--color-pine);
  color: var(--color-white) !important;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  text-decoration: none !important;
  transition: transform 0.2s, box-shadow 0.2s;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  color: var(--color-white) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.2s;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

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

.btn-primary:hover {
  background: var(--color-pine-dark);
  border-color: var(--color-pine-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-text);
  color: var(--color-white);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* Footer */
.site-footer {
  background: var(--color-white);
  border-top: var(--grid-line);
  margin-top: var(--space-2xl);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.125rem;
  margin-bottom: var(--space-xs);
}

.footer-tagline {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.site-footer h2 {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.site-footer ul {
  list-style: none;
  padding: 0;
}

.site-footer li {
  margin-bottom: 0.375rem;
}

.site-footer a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9375rem;
}

.site-footer a:hover {
  color: var(--color-pine);
  text-decoration: underline;
}

.site-footer address {
  font-style: normal;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer-bottom {
  border-top: var(--grid-line);
  padding-top: var(--space-md);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-top: 2px solid var(--color-copper);
  box-shadow: 0 -4px 20px rgba(42, 42, 40, 0.1);
  z-index: 200;
  padding: var(--space-md);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.cookie-banner p {
  margin: 0;
  flex: 1;
  min-width: 240px;
  font-size: 0.9375rem;
}

.cookie-actions {
  display: flex;
  gap: var(--space-sm);
}

/* Page sections */
.page-hero {
  padding: var(--space-xl) 0;
  background: var(--color-white);
  border-bottom: var(--grid-line);
}

.page-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.page-hero-content {
  max-width: 36rem;
}

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-copper);
  margin-bottom: var(--space-xs);
}

.lead {
  font-size: 1.1875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.page-hero-image {
  position: relative;
  border: var(--grid-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-hero-image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.page-hero-image::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  bottom: 12px;
  border: 1px solid var(--color-copper);
  pointer-events: none;
  opacity: 0.4;
}

.section {
  padding: var(--space-xl) 0;
}

.section-alt {
  background: var(--color-bg-alt);
  border-top: var(--grid-line);
  border-bottom: var(--grid-line);
}

.section-header {
  margin-bottom: var(--space-lg);
  max-width: 40rem;
}

.section-header h2 {
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-copper);
  margin-top: var(--space-xs);
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.card {
  background: var(--color-white);
  border: var(--grid-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.card-image img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.card-body {
  padding: var(--space-md);
}

.card-meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.card h3 {
  margin-bottom: var(--space-xs);
}

.card h3 a {
  text-decoration: none;
  color: var(--color-text);
}

.card h3 a:hover {
  color: var(--color-pine);
}

.card-link {
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
}

/* Stats strip */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-top: var(--grid-line);
  border-bottom: var(--grid-line);
}

.stat-item {
  text-align: center;
  padding: var(--space-sm);
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-pine);
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Testimonials */
.testimonial {
  background: var(--color-white);
  border: var(--grid-line);
  border-left: 3px solid var(--color-copper);
  padding: var(--space-md);
  border-radius: var(--radius);
  margin-bottom: var(--space-md);
}

.testimonial blockquote {
  margin: 0 0 var(--space-sm);
  font-style: italic;
}

.testimonial cite {
  font-size: 0.875rem;
  font-style: normal;
  color: var(--color-text-muted);
}

/* Forms */
.form-section {
  max-width: 36rem;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 0.375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  font-family: var(--form-body, var(--font-body));
  font-size: 1rem;
  border: var(--grid-line);
  border-radius: var(--radius);
  background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--color-pine);
  outline-offset: 1px;
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #c0392b;
}

.field-error {
  color: #c0392b;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.form-message {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  margin-bottom: var(--space-md);
}

.form-message.success {
  background: #e8f0ec;
  border: 1px solid var(--color-pine);
  color: var(--color-pine-dark);
}

.form-message.error {
  background: #fdf0ef;
  border: 1px solid #c0392b;
  color: #922b21;
}

.form-message[hidden] {
  display: none;
}

/* Content pages */
.content-page {
  padding: var(--space-xl) 0;
}

.content-page .container {
  max-width: 42rem;
}

.content-page h1 {
  margin-bottom: var(--space-md);
}

.content-page h2 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.content-page h3 {
  margin-top: var(--space-md);
}

.prose-wide {
  max-width: 56rem;
}

/* Pricing table */
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-md) 0;
  background: var(--color-white);
  border: var(--grid-line);
}

.pricing-table th,
.pricing-table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: var(--grid-line);
}

.pricing-table th {
  background: var(--color-bg-alt);
  font-family: var(--font-heading);
  font-weight: 600;
}

.pricing-table tr:last-child td {
  border-bottom: none;
}

/* Workbook */
.workbook-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
}

.workbook-panel {
  background: var(--color-white);
  border: var(--grid-line);
  padding: var(--space-md);
  border-radius: var(--radius);
  position: relative;
}

.workbook-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-pine), var(--color-copper));
}

.panel-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-pine);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: var(--space-xs);
}

/* 404 */
.error-page {
  text-align: center;
  padding: var(--space-2xl) 0;
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.error-code {
  font-family: var(--font-heading);
  font-size: 6rem;
  font-weight: 700;
  color: var(--color-pine);
  opacity: 0.2;
  line-height: 1;
}

/* Cookie table */
.cookie-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  margin: var(--space-md) 0;
}

.cookie-table th,
.cookie-table td {
  padding: var(--space-sm);
  border: var(--grid-line);
  text-align: left;
}

.cookie-table th {
  background: var(--color-bg-alt);
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Contact layout */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info {
  background: var(--color-white);
  border: var(--grid-line);
  padding: var(--space-lg);
  border-radius: var(--radius);
}

.contact-info h2 {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

.contact-info address {
  font-style: normal;
  line-height: 1.8;
}

/* Service detail */
.service-detail-hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.service-detail-hero img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  border: var(--grid-line);
  border-radius: var(--radius);
}

.detail-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-bg-alt);
  border: var(--grid-line);
  margin: var(--space-md) 0;
}

.detail-meta dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.detail-meta dd {
  margin: 0;
  font-weight: 600;
}

/* Blog post */
.post-header {
  margin-bottom: var(--space-lg);
}

.post-meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.post-cover {
  margin-bottom: var(--space-lg);
  border: var(--grid-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.post-cover img {
  width: 100%;
  aspect-ratio: 21/9;
  object-fit: cover;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: var(--grid-line);
    padding: var(--space-md);
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
  }

  .page-hero-inner,
  .contact-layout,
  .service-detail-hero {
    grid-template-columns: 1fr;
  }

  .cookie-banner-inner {
    flex-direction: column;
    align-items: stretch;
  }
}