:root {
  --primary: #1a3a5c;
  --primary-dark: #0f2035;
  --accent: #d97706;
  --accent-light: #f59e0b;
  --bg: #f5f7fa;
  --text: #1e293b;
  --text-muted: #64748b;
  --white: #ffffff;
  --border: #e2e8f0;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
  --transition: 0.2s ease;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text); background: var(--white); line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; }

h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.125rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.125rem; font-weight: 600; }
p { color: var(--text-muted); }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; background: var(--white); }
.section-alt { background: var(--bg); }
.section-title { text-align: center; color: var(--primary); margin-bottom: 0.625rem; }
.section-subtitle { text-align: center; max-width: 580px; margin: 0 auto 3rem; font-size: 1.05rem; }

.btn {
  display: inline-block;
  padding: 0.8rem 1.875rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-family: var(--font);
  font-size: 1rem;
  border: 2px solid transparent;
  transition: var(--transition);
  line-height: 1;
}
.btn-primary { background: var(--accent); color: var(--white); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-light); border-color: var(--accent-light); transform: translateY(-2px); box-shadow: 0 4px 14px rgba(217,119,6,0.35); }
.btn-outline-white { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.45); }
.btn-outline-white:hover { background: rgba(255,255,255,0.12); border-color: var(--white); transform: translateY(-2px); }
.btn-full { width: 100%; text-align: center; }

.tag { display: inline-block; padding: 0.2rem 0.55rem; background: var(--bg); border-radius: 4px; font-size: 0.775rem; color: var(--text-muted); font-weight: 500; }

/* NAV */
nav {
  position: fixed; top: 0; width: 100%; z-index: 200;
  background: var(--white); border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
nav.scrolled { box-shadow: var(--shadow); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-size: 1.25rem; font-weight: 800; color: var(--primary); letter-spacing: -0.5px; }
.logo span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  font-weight: 500; font-size: 0.95rem; color: var(--text-muted);
  transition: color var(--transition); position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--accent); transition: width var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.lang-toggle { display: flex; gap: 0.25rem; margin-left: 0.5rem; }
.lang-btn {
  padding: 0.25rem 0.5rem; border-radius: 4px; border: 1px solid var(--border);
  background: none; font-size: 0.8rem; font-weight: 600; color: var(--text-muted);
  transition: var(--transition); font-family: var(--font);
}
.lang-btn.active { background: var(--primary); color: var(--white); border-color: var(--primary); }
.lang-btn:not(.active):hover { border-color: var(--primary); color: var(--primary); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.hamburger span { width: 22px; height: 2px; background: var(--text); transition: var(--transition); display: block; border-radius: 2px; }

/* HERO */
#hero {
  background: linear-gradient(140deg, var(--primary-dark) 0%, #1c3f6e 60%, #1a3a5c 100%);
  color: var(--white); padding: 9rem 0 6rem; min-height: 92vh;
  display: flex; align-items: center; position: relative; overflow: hidden;
}
#hero::before {
  content: ''; position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(217,119,6,0.12) 0%, transparent 70%);
  top: -100px; right: -100px; pointer-events: none;
}
#hero::after {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px; pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 680px; }
.hero-badge {
  display: inline-block; padding: 0.375rem 0.875rem;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2);
  border-radius: 999px; font-size: 0.875rem; color: rgba(255,255,255,0.85); margin-bottom: 1.5rem;
}
#hero h1 { color: var(--white); margin-bottom: 1.375rem; }
#hero p { color: rgba(255,255,255,0.75); font-size: 1.1rem; margin-bottom: 2rem; max-width: 500px; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

/* SERVICES */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.service-card {
  padding: 2rem; border: 1px solid var(--border); border-radius: var(--radius-lg);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative; overflow: hidden; background: var(--white);
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
  background: linear-gradient(to bottom, var(--accent), var(--accent-light));
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-icon { font-size: 2.25rem; margin-bottom: 1rem; }
.service-card h3 { color: var(--primary); margin-bottom: 0.625rem; }
.service-card p { font-size: 0.95rem; }

/* PROJECTS */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.75rem; }
.project-card {
  background: var(--white); border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow); transition: transform var(--transition), box-shadow var(--transition);
}
.project-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.project-image { height: 190px; display: flex; align-items: center; justify-content: center; font-size: 3.5rem; }
.project-image.medical { background: linear-gradient(135deg, #1e3a8a, #3b82f6); }
.project-image.candle  { background: linear-gradient(135deg, #78350f, #d97706); }
.project-image.forex   { background: linear-gradient(135deg, #064e3b, #059669); }
.project-body { padding: 1.5rem; }
.project-body h3 { color: var(--primary); margin-bottom: 0.5rem; }
.project-body > p { font-size: 0.9rem; margin-bottom: 1rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }

/* CONTACT */
.contact-layout { display: grid; grid-template-columns: 1fr 1.6fr; gap: 4rem; align-items: start; }
.contact-info h3 { color: var(--primary); font-size: 1.375rem; margin-bottom: 0.875rem; }
.contact-info > p { margin-bottom: 1.75rem; }
.contact-item { display: flex; align-items: center; gap: 0.75rem; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0.625rem; }
.contact-item span:first-child { font-size: 1.2rem; flex-shrink: 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.125rem; }
label { display: block; font-weight: 500; font-size: 0.875rem; color: var(--text); margin-bottom: 0.35rem; }
input, textarea {
  width: 100%; padding: 0.7rem 0.9rem; border: 1.5px solid var(--border);
  border-radius: var(--radius); font-family: var(--font); font-size: 0.9rem;
  color: var(--text); background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(217,119,6,0.12); }
textarea { resize: vertical; min-height: 120px; }
.checkbox-group { display: flex; align-items: flex-start; gap: 0.625rem; }
.checkbox-group input[type="checkbox"] { width: 16px; height: 16px; margin-top: 2px; flex-shrink: 0; accent-color: var(--accent); cursor: pointer; }
.checkbox-group label { font-size: 0.8rem; font-weight: 400; color: var(--text-muted); cursor: pointer; }
.checkbox-group a { color: var(--accent); text-decoration: underline; }

/* FOOTER */
footer { background: var(--primary-dark); color: rgba(255,255,255,0.6); padding: 1.75rem 0; font-size: 0.875rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.75rem; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer-links a:hover { color: var(--accent); }

/* LEGAL PAGES */
.legal-header { padding: 1rem 0; background: var(--white); border-bottom: 1px solid var(--border); }
.legal-header .container { display: flex; align-items: center; justify-content: space-between; }
.back-link { font-size: 0.875rem; color: var(--text-muted); transition: color var(--transition); }
.back-link:hover { color: var(--accent); }
.legal-main { padding: 4rem 0 5rem; }
.legal-content { max-width: 740px; }
.legal-content h1 { font-size: 2rem; color: var(--primary); margin-bottom: 0.375rem; }
.legal-subtitle { color: var(--text-muted); margin-bottom: 2.5rem; font-size: 0.95rem; }
.legal-content h2 { font-size: 1.125rem; color: var(--primary); margin: 2rem 0 0.625rem; border-top: 1px solid var(--border); padding-top: 1.5rem; }
.legal-content h3 { font-size: 0.95rem; color: var(--text); margin: 1.25rem 0 0.4rem; }
.legal-content p { font-size: 0.9rem; margin-bottom: 0.75rem; }
.legal-content a { color: var(--accent); text-decoration: underline; }
.legal-placeholder {
  background: #fef9c3; border: 1px dashed #ca8a04;
  padding: 0.1rem 0.4rem; border-radius: 3px; font-style: italic;
}

/* REVEAL */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: var(--white); flex-direction: column; align-items: flex-start;
    padding: 1.25rem 1.5rem 1.5rem; border-bottom: 1px solid var(--border);
    gap: 1rem; box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .lang-toggle { margin-left: 0; margin-top: 0.25rem; }
  #hero { padding: 7.5rem 0 4rem; min-height: auto; }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .contact-layout { grid-template-columns: 1fr; gap: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
}

@media (max-width: 480px) {
  .services-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
}