:root {
  --navy: #10243e;
  --navy-light: #1c3a5e;
  --accent: #2f6fed;
  --accent-light: #eaf1ff;
  --text: #1f2937;
  --text-muted: #5b6674;
  --bg: #ffffff;
  --bg-alt: #f6f8fb;
  --border: #e5e9f0;
  --radius: 12px;
  --max-width: 1160px;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.25;
  margin: 0 0 16px;
}

h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); }
h3 { font-size: 1.2rem; }

p { color: var(--text-muted); margin: 0 0 16px; }

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

.center { text-align: center; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 12px;
}
.eyebrow.center { text-align: center; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--navy);
}
.logo span { color: var(--accent); }

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
}
.nav a:hover { color: var(--accent); }
.nav-cta { margin-left: 8px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--navy);
  display: block;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
}
.btn-primary {
  background: var(--navy);
  color: #fff;
}
.btn-primary:hover { background: var(--navy-light); }
.btn-outline {
  border-color: var(--navy);
  color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: #fff; }
.btn-whatsapp {
  display: inline-block;
  margin-top: 8px;
  background: #25D366;
  color: #fff;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
}
.btn-whatsapp:hover { opacity: 0.9; }

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--bg-alt) 0%, #fff 100%);
  padding: 80px 0;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}
.hero-lead { font-size: 1.05rem; max-width: 520px; }
.hero-actions { display: flex; gap: 16px; margin-top: 8px; flex-wrap: wrap; }

.hero-card {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 20px 40px rgba(16, 36, 62, 0.2);
}
.hero-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 16px;
}
.hero-card-title { color: #fff; font-weight: 700; margin-bottom: 6px; }
.hero-card-text { color: rgba(255,255,255,0.75); margin: 0; }

/* Section */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }

/* About */
.about-inner {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: center;
}
.about-placeholder {
  background: var(--accent-light);
  color: var(--navy);
  border-radius: var(--radius);
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  text-align: center;
  padding: 24px;
}
.about-list {
  padding-left: 20px;
  color: var(--text-muted);
}
.about-list li { margin-bottom: 8px; }

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(16, 36, 62, 0.08);
}
.card-icon { font-size: 1.8rem; margin-bottom: 12px; }
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; }

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.feature {
  text-align: center;
  padding: 16px;
}
.feature h3 { margin-bottom: 8px; }
.feature p { margin: 0; }

/* Contact */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-lead { max-width: 460px; }
.contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  color: var(--text-muted);
}
.contact-list li { margin-bottom: 10px; }

.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy);
  margin-bottom: 6px;
}
.form-row input,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-submit { width: 100%; border: none; }
.form-note {
  margin-top: 12px;
  margin-bottom: 0;
  font-size: 0.9rem;
  color: var(--accent);
}

/* Footer */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.75);
  padding: 32px 0;
}
.footer-inner p { color: rgba(255,255,255,0.75); margin: 0 0 6px; font-size: 0.9rem; }
.footer-disclaimer { font-size: 0.8rem; color: rgba(255,255,255,0.5); }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner, .about-inner, .contact-inner {
    grid-template-columns: 1fr;
  }
  .about-media { order: 2; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 16px;
    display: none;
  }
  .nav.open { display: flex; }
  .nav-cta { margin-left: 0; }
  .nav-toggle { display: flex; }
  .cards-grid, .features-grid { grid-template-columns: 1fr; }
}