:root {
  --primary: #2d2d2d;
  --primary-light: #4a4a4a;
  --accent: #c87a2c;
  --accent-hover: #a86420;
  --accent-light: #f0d6b0;
  --bg: #f8f6f2;
  --bg-white: #ffffff;
  --text-dark: #1a1a1a;
  --text-light: #f8f6f2;
  --text-muted: #6b6b6b;
  --border: #d6d2ca;
  --footer-bg: #1f1f1f;
  --footer-text: #b0b0b0;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --shadow: 0 2px 12px rgba(0,0,0,0.06);
  --radius: 8px;
}

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

html { scroll-behavior: smooth; }

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

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navbar ===== */
.navbar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar .logo {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.navbar .logo span { color: var(--accent); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--text-dark);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-links .btn-nav {
  background: var(--accent);
  color: var(--bg-white);
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 600;
}

.nav-links .btn-nav:hover {
  background: var(--accent-hover);
  color: var(--bg-white);
}

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

.hamburger span {
  width: 26px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  display: block;
}

.mobile-menu {
  display: none;
  background: var(--bg-white);
  border-top: 1px solid var(--border);
  padding: 16px 24px;
}

.mobile-menu a {
  display: block;
  padding: 10px 0;
  color: var(--text-dark);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}

.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a.active { color: var(--accent); }

/* ===== Page Hero Band ===== */
.page-hero {
  background: var(--primary);
  color: var(--text-light);
  padding: 64px 0 56px;
  text-align: center;
}

.page-hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.page-hero p {
  font-size: 1.1rem;
  opacity: 0.85;
  max-width: 640px;
  margin: 0 auto;
}

/* ===== Hero (index) ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #3a3a3a 100%);
  color: var(--text-light);
  padding: 100px 0 90px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero-content p {
  font-size: 1.15rem;
  opacity: 0.88;
  margin-bottom: 32px;
  max-width: 520px;
}

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual svg {
  width: 100%;
  max-width: 400px;
  height: auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.25s;
  border: 2px solid transparent;
}

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

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

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

.btn-outline:hover {
  background: var(--text-light);
  color: var(--primary);
}

/* ===== Sections ===== */
section { padding: 80px 0; }

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  color: var(--primary);
}

.section-sub {
  text-align: center;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 48px;
  font-size: 1.05rem;
}

/* ===== Value Props ===== */
.value-props {
  background: var(--bg-white);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.value-card {
  text-align: center;
  padding: 32px 20px;
}

.value-card .icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: block;
}

.value-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.value-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ===== Services Grid ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: box-shadow 0.25s, transform 0.25s;
}

.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.service-card .icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
  display: block;
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ===== About Strip ===== */
.about-strip {
  background: var(--bg-white);
}

.about-strip .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-strip h2 {
  font-size: 1.8rem;
  margin-bottom: 12px;
  color: var(--primary);
}

.about-strip p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

.about-strip .about-visual {
  display: flex;
  justify-content: center;
}

/* ===== Credentials ===== */
.credentials {
  background: var(--primary);
  color: var(--text-light);
  padding: 56px 0;
}

.cred-grid {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.cred-item {
  text-align: center;
}

.cred-item .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
  margin-bottom: 4px;
}

.cred-item .value {
  font-size: 1rem;
  font-weight: 600;
}

/* ===== CTA Strip ===== */
.cta-strip {
  background: var(--accent);
  color: var(--bg-white);
  text-align: center;
  padding: 60px 0;
}

.cta-strip h2 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.cta-strip p {
  font-size: 1.05rem;
  opacity: 0.9;
  margin-bottom: 28px;
}

.cta-strip .btn-outline {
  border-color: var(--bg-white);
  color: var(--bg-white);
}

.cta-strip .btn-outline:hover {
  background: var(--bg-white);
  color: var(--accent);
}

/* ===== Footer ===== */
.footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 56px 0 0;
  font-size: 0.88rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-col h4 {
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 14px;
}

.footer-col p { line-height: 1.6; }

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

.footer-col ul li { margin-bottom: 8px; }

.footer-col ul li a {
  color: var(--footer-text);
}

.footer-col ul li a:hover {
  color: var(--accent);
}

.footer-bottom {
  text-align: center;
  padding: 20px 0;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

/* ===== Inner Page Content ===== */
.page-section {
  background: var(--bg-white);
  padding: 64px 0;
}

.page-section-alt {
  background: var(--bg);
  padding: 64px 0;
}

.content-block {
  max-width: 800px;
  margin: 0 auto;
}

.content-block h2 {
  font-size: 1.5rem;
  color: var(--primary);
  margin: 32px 0 12px;
}

.content-block h2:first-child { margin-top: 0; }

.content-block p {
  margin-bottom: 16px;
  color: var(--text-muted);
}

.content-block ul {
  margin: 0 0 16px 24px;
  color: var(--text-muted);
}

.content-block ul li { margin-bottom: 6px; }

/* ===== Contact Page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info h3 {
  font-size: 1.15rem;
  color: var(--primary);
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 8px;
}

.contact-details {
  list-style: none;
  margin: 20px 0;
}

.contact-details li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--text-muted);
}

.contact-details li strong {
  color: var(--text-dark);
  min-width: 80px;
}

.contact-details li:last-child { border-bottom: none; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu.active { display: block; }

  .hero .container {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .hero-content h1 { font-size: 2.2rem; }
  .hero-content p { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .hero-visual { display: none; }

  .value-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .about-strip .container { grid-template-columns: 1fr; text-align: center; }
  .about-strip .about-visual { display: none; }

  .footer-grid { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; }

  .cred-grid { flex-direction: column; gap: 20px; }

  .page-hero h1 { font-size: 1.8rem; }
  .section-title { font-size: 1.6rem; }
}