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

:root {
  --color-bg: #faf9f7;
  --color-text: #1a1a1a;
  --color-text-light: #6b6561;
  --color-accent: #8b7355;
  --color-accent-light: #c4ad8f;
  --color-border: #e0dcd6;
  --color-white: #ffffff;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width: 1200px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

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

/* ===== Typography ===== */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.8rem); }

.section-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 249, 247, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.03em;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-text);
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  background: linear-gradient(160deg, var(--color-bg) 0%, #f0ece4 100%);
}

.hero-content {
  max-width: 800px;
}

.hero h1 {
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.hero h1 em {
  font-style: italic;
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-light);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 1rem 2.5rem;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  transition: all var(--transition);
  cursor: pointer;
  background: none;
}

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

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

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

/* ===== Sections ===== */
.section {
  padding: 7rem 0;
}

.section-header {
  margin-bottom: 4rem;
}

.section-header p {
  max-width: 600px;
  color: var(--color-text-light);
  margin-top: 1rem;
  font-size: 1.05rem;
}

/* ===== Philosophy (Home) ===== */
.philosophy {
  background: var(--color-white);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.philosophy-text h2 {
  margin-bottom: 1.5rem;
}

.philosophy-text p {
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.philosophy-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  position: relative;
}

.philosophy-visual span {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-style: italic;
  color: var(--color-accent);
  max-width: 360px;
  text-align: center;
  line-height: 1.5;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 2.5rem 0;
}

/* ===== Services Preview (Home) ===== */
.services-preview-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.service-card {
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.service-card h3 {
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Corridor (Home) ===== */
.corridor {
  background: var(--color-text);
  color: var(--color-white);
}

.corridor .section-label {
  color: var(--color-accent-light);
}

.corridor h2 {
  color: var(--color-white);
}

.corridor-cities {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.city-block {
  padding: 2.5rem;
  border: 1px solid rgba(255,255,255,0.12);
  text-align: center;
}

.city-block h3 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.city-block p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

/* ===== CTA ===== */
.cta {
  text-align: center;
  padding: 8rem 0;
  background: var(--color-white);
}

.cta h2 {
  margin-bottom: 1.5rem;
}

.cta p {
  color: var(--color-text-light);
  max-width: 500px;
  margin: 0 auto 2.5rem;
}

/* ===== About Page ===== */
.page-hero {
  padding: 10rem 0 5rem;
  background: linear-gradient(160deg, var(--color-bg) 0%, #f0ece4 100%);
}

.page-hero h1 {
  margin-bottom: 1rem;
}

.page-hero p {
  color: var(--color-text-light);
  font-size: 1.15rem;
  max-width: 600px;
}

.about-bio {
  background: var(--color-white);
}

.bio-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.bio-image img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}

.bio-content p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.principle {
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
}

.principle h3 {
  margin-bottom: 0.75rem;
}

.principle p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Services Page ===== */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.service-detail {
  padding: 3rem;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  transition: all var(--transition);
}

.service-detail:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.service-detail h3 {
  margin-bottom: 1rem;
}

.service-detail p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.service-detail ul {
  list-style: none;
  padding: 0;
}

.service-detail ul li {
  padding: 0.4rem 0;
  color: var(--color-text-light);
  font-size: 0.9rem;
  padding-left: 1rem;
  position: relative;
}

.service-detail ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* ===== Contact Page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

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

.contact-info p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.contact-detail {
  margin-bottom: 1.5rem;
}

.contact-detail span {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.3rem;
}

.contact-form label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  transition: border-color var(--transition);
}

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

.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}

.success-message {
  padding: 1.5rem;
  background: #f0f7f0;
  border: 1px solid #c8dcc8;
  color: #2d5a2d;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.error-message {
  padding: 1.5rem;
  background: #fdf0f0;
  border: 1px solid #dcc8c8;
  color: #5a2d2d;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.5);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 3rem;
}

.footer-brand {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.footer-tagline {
  font-size: 0.85rem;
  max-width: 300px;
}

.footer-links {
  display: flex;
  gap: 3rem;
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1rem;
  font-weight: 400;
}

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

.footer-col a {
  display: block;
  padding: 0.25rem 0;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
}

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

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(250, 249, 247, 0.98);
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-links.open {
    display: flex;
  }

  .hero { min-height: 80vh; }
  .philosophy-grid { grid-template-columns: 1fr; gap: 2rem; }
  .bio-layout { grid-template-columns: 1fr; gap: 4rem; }
  .services-preview-grid { grid-template-columns: 1fr; }
  .corridor-cities { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-content { flex-direction: column; gap: 2rem; }
  .footer-links { flex-direction: column; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; }
  .section { padding: 4rem 0; }
  .page-hero { padding: 8rem 0 3rem; }
}