/* ============================================
   BOREA SYSTEMS — Stylesheet
   Clean, typography-driven, professional.
   ============================================ */

:root {
  --color-ink: #1a1a1a;
  --color-muted: #555555;
  --color-fade: #888888;
  --color-line: #d9d9d6;
  --color-paper: #fafaf7;
  --color-accent: #1F4E78;
  --color-accent-hover: #163959;
  --color-highlight: #f5f0e0;
  --color-card: #ffffff;

  --font-serif: "Garamond", "EB Garamond", "Cormorant Garamond", "Adobe Garamond Pro", Georgia, "Times New Roman", serif;
  --font-sans: "Helvetica Neue", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --max-width: 1080px;
  --max-narrow: 720px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-serif);
  color: var(--color-ink);
  background: var(--color-paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-ink);
}

h1 {
  font-size: 2.8rem;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

h2 {
  font-size: 2rem;
  margin-top: 3rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

h4 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

p {
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

a:hover {
  border-bottom-color: var(--color-accent);
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
  line-height: 1.65;
}

strong {
  font-weight: 700;
  color: var(--color-ink);
}

em {
  font-style: italic;
}

hr {
  border: none;
  height: 1px;
  background: var(--color-line);
  margin: 3rem 0;
}

blockquote {
  font-style: italic;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--color-muted);
  margin: 2rem 0;
  padding: 1rem 0 1rem 1.5rem;
  border-left: 3px solid var(--color-accent);
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.container-narrow {
  max-width: var(--max-narrow);
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 4rem 0;
}

section.alt {
  background: var(--color-card);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

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

header.site-header {
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-line);
  padding: 1.25rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  background-color: rgba(250, 250, 247, 0.95);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.brand {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  border: none;
}

.brand:hover {
  border: none;
  color: var(--color-accent);
}

.brand-mark {
  font-weight: 400;
  font-style: italic;
  color: var(--color-muted);
  margin-left: 0.4rem;
  font-size: 1.1rem;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  padding: 0;
  margin: 0;
}

nav.main-nav li {
  margin: 0;
}

nav.main-nav a {
  font-size: 0.95rem;
  color: var(--color-muted);
  border: none;
  font-family: var(--font-sans);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-weight: 500;
}

nav.main-nav a:hover {
  color: var(--color-accent);
  border: none;
}

nav.main-nav a.active {
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 2px;
}

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

.hero {
  padding: 6rem 0 5rem 0;
  text-align: center;
  border-bottom: 1px solid var(--color-line);
}

.hero h1 {
  font-size: 3.4rem;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero .tagline {
  font-size: 1.4rem;
  color: var(--color-muted);
  font-style: italic;
  max-width: 38rem;
  margin: 0 auto 2.5rem auto;
  line-height: 1.4;
}

.hero .cta-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

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

.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--color-accent);
  border-radius: 2px;
  transition: all 0.2s ease;
  cursor: pointer;
  background: transparent;
}

.btn:hover {
  border-bottom: 1px solid var(--color-accent);
}

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

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

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

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

/* ============================================
   SERVICE GRID
   ============================================ */

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

.service-card {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  padding: 2rem;
  border-radius: 4px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.service-card:hover {
  border-color: var(--color-accent);
}

.service-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  color: var(--color-ink);
  font-size: 1.3rem;
}

.service-card p {
  font-size: 1rem;
  color: var(--color-muted);
  margin-bottom: 1rem;
}

.service-card .price {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-accent);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.service-card.lead {
  border-color: var(--color-accent);
  background: var(--color-highlight);
}

.service-card.lead::before {
  content: "PRIMARY SERVICE";
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  background: white;
  padding: 0.25rem 0.5rem;
  border-radius: 2px;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

/* ============================================
   FEATURE GRID
   ============================================ */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.feature {
  text-align: left;
}

.feature h4 {
  color: var(--color-accent);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.feature p {
  font-size: 1rem;
  color: var(--color-muted);
}

/* ============================================
   APPROACH STEPS
   ============================================ */

.approach-steps {
  margin-top: 2.5rem;
}

.approach-step {
  display: flex;
  gap: 2rem;
  margin-bottom: 2.5rem;
  align-items: flex-start;
}

.step-number {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  min-width: 4rem;
}

.step-content h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.3rem;
}

.step-content p {
  margin-bottom: 0;
  color: var(--color-muted);
}

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

.contact-form {
  max-width: 36rem;
  margin: 2rem auto 0 auto;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-ink);
  background: white;
  border: 1px solid var(--color-line);
  border-radius: 3px;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 9rem;
  font-family: var(--font-serif);
}

.form-note {
  font-size: 0.9rem;
  color: var(--color-fade);
  font-style: italic;
  margin-top: 1rem;
}

/* ============================================
   CONTACT INFO BLOCK
   ============================================ */

.contact-info {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  padding: 2rem;
  border-radius: 4px;
  margin-top: 2rem;
}

.contact-info h3 {
  margin-top: 0;
  margin-bottom: 1rem;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.contact-info-item {
  font-size: 1rem;
}

.contact-info-item .label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin-bottom: 0.25rem;
}

.contact-info-item .value {
  color: var(--color-ink);
}

/* ============================================
   VALUES BLOCK
   ============================================ */

.values-block {
  background: var(--color-highlight);
  border-left: 4px solid var(--color-accent);
  padding: 2rem 2.5rem;
  margin: 2rem 0;
  border-radius: 2px;
}

.values-block h3 {
  margin-top: 0;
  color: var(--color-accent);
}

.values-block p {
  margin-bottom: 1rem;
  font-style: italic;
  color: var(--color-ink);
}

.values-block p:last-child {
  margin-bottom: 0;
}

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

footer.site-footer {
  background: white;
  border-top: 1px solid var(--color-line);
  padding: 3rem 0 2rem 0;
  margin-top: 4rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.footer-tagline {
  color: var(--color-muted);
  font-size: 0.95rem;
  font-style: italic;
  margin-bottom: 1rem;
}

.footer-col h5 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin-bottom: 1rem;
  font-weight: 500;
}

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

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  font-size: 0.95rem;
  color: var(--color-ink);
  border: none;
}

.footer-col a:hover {
  color: var(--color-accent);
  border: none;
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 2.5rem auto 0 auto;
  padding: 1.5rem 2rem 0 2rem;
  border-top: 1px solid var(--color-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-fade);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ============================================
   PAGE INTRO
   ============================================ */

.page-intro {
  padding: 4rem 0 2rem 0;
  text-align: center;
  border-bottom: 1px solid var(--color-line);
}

.page-intro h1 {
  font-size: 2.6rem;
  margin-bottom: 1rem;
}

.page-intro .subtitle {
  font-size: 1.2rem;
  color: var(--color-muted);
  font-style: italic;
  max-width: 36rem;
  margin: 0 auto;
}

/* ============================================
   LEGAL PAGE
   ============================================ */

.legal-content {
  max-width: var(--max-narrow);
  margin: 0 auto;
}

.legal-content h2 {
  margin-top: 2.5rem;
}

.legal-content p {
  font-size: 1rem;
  color: var(--color-muted);
}

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

@media (max-width: 768px) {
  html { font-size: 16px; }
  h1 { font-size: 2.2rem; }
  .hero h1 { font-size: 2.5rem; }
  h2 { font-size: 1.6rem; }

  .header-inner {
    flex-direction: column;
    gap: 1rem;
  }

  nav.main-nav ul {
    gap: 1.25rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  nav.main-nav a {
    font-size: 0.85rem;
  }

  .hero {
    padding: 4rem 0 3rem 0;
  }

  .hero .cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .approach-step {
    flex-direction: column;
    gap: 0.5rem;
  }

  .step-number {
    font-size: 2.5rem;
    min-width: 0;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  section {
    padding: 3rem 0;
  }
}

/* ============================================
   UTILITIES
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }