:root {
  --ink: #1a1a1a;
  --paper: #f5f2ed;
  --accent: #c45d3e;
  --accent-light: #e8714f;
  --steel: #3a4a5c;
  --steel-light: #5a7a96;
  --warm-gray: #8a8279;
  --light-border: rgba(26,26,26,0.08);
  --card-bg: rgba(255,255,255,0.6);
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'Outfit', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: rgba(245,242,237,0.85);
  border-bottom: 1px solid var(--light-border);
  transition: all 0.3s ease;
}
nav.scrolled { padding: 0.8rem 2rem; box-shadow: 0 2px 20px rgba(0,0,0,0.06); }
.nav-logo {
  font-family: var(--serif);
  font-size: 1.25rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--warm-gray);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 0.6rem 1.4rem;
  border-radius: 6px;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--accent-light) !important; }

.hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { width: 24px; height: 2px; background: var(--ink); transition: 0.3s; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -20%; right: -10%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, rgba(196,93,62,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -30%; left: -15%;
  width: 50vw; height: 50vw;
  background: radial-gradient(circle, rgba(58,74,92,0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.hero-tag::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--accent);
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--warm-gray);
  line-height: 1.7;
  max-width: 500px;
  margin-bottom: 2.5rem;
  font-weight: 300;
}
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.25s;
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(196,93,62,0.25); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  border: 1.5px solid rgba(26,26,26,0.15);
  transition: all 0.25s;
  cursor: pointer;
}
.btn-secondary:hover { border-color: var(--ink); transform: translateY(-2px); }

/* Hero visual */
.hero-card {
  width: 100%;
  max-width: 420px;
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--light-border);
  border-radius: 16px;
  padding: 2.5rem;
  position: relative;
}
.hero-card-photos {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}
.photo-circle {
  width: 80px; height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 1.5rem;
  color: #fff;
  position: relative;
}
.photo-martin { background: var(--steel); }
.photo-lucia { background: var(--accent); }
.photo-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-align: center;
  margin-top: 0.5rem;
  color: var(--warm-gray);
}
.hero-card-certs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.cert-badge {
  padding: 0.35rem 0.75rem;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid;
}
.cert-iwe { background: rgba(58,74,92,0.08); border-color: rgba(58,74,92,0.2); color: var(--steel); }
.cert-iso { background: rgba(196,93,62,0.08); border-color: rgba(196,93,62,0.2); color: var(--accent); }
.cert-ai { background: rgba(26,26,26,0.05); border-color: rgba(26,26,26,0.15); color: var(--ink); }

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-card-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--light-border);
}
.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: var(--light-border);
}
.hero-stat-num {
  font-family: var(--serif);
  font-size: 1.3rem;
  color: var(--accent);
  margin-bottom: 0.1rem;
}
.hero-stat-label {
  font-size: 0.72rem;
  color: var(--warm-gray);
  font-weight: 500;
}

/* ── TRUST STRIP ── */
.trust-strip {
  background: var(--steel);
  padding: 3.5rem 2rem;
}
.trust-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.trust-num {
  font-family: var(--serif);
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 0.3rem;
}
.trust-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  font-weight: 300;
}

/* ── SECTION COMMON ── */
section { padding: 6rem 2rem; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-tag::before { content: ''; width: 20px; height: 2px; background: var(--accent); }
.section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--warm-gray);
  max-width: 600px;
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 3rem;
}

/* ── SERVICES ── */
.services { background: #fff; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.service-card {
  padding: 2.5rem 2rem;
  border-radius: 16px;
  border: 1px solid var(--light-border);
  background: var(--paper);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.06);
  border-color: transparent;
}
.service-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
}
.service-card:nth-child(1) .service-icon { background: rgba(58,74,92,0.1); color: var(--steel); }
.service-card:nth-child(2) .service-icon { background: rgba(196,93,62,0.1); color: var(--accent); }
.service-card:nth-child(3) .service-icon { background: rgba(26,26,26,0.06); color: var(--ink); }
.service-card h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  letter-spacing: -0.01em;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--warm-gray);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}
.service-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.service-tag-item {
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  background: rgba(26,26,26,0.04);
  border-radius: 100px;
  color: var(--warm-gray);
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}
.about-person {
  padding: 2.5rem;
  border-radius: 16px;
  border: 1px solid var(--light-border);
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  transition: all 0.35s;
}
.about-person:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.05);
}
.about-person-header {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 1.5rem;
}
.about-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 1.3rem;
  color: #fff;
}
.about-person:nth-child(1) .about-avatar { background: var(--steel); }
.about-person:nth-child(2) .about-avatar { background: var(--accent); }
.about-person-name {
  font-family: var(--serif);
  font-size: 1.3rem;
  margin-bottom: 0.2rem;
}
.about-person-role {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.about-person p {
  font-size: 0.92rem;
  color: var(--warm-gray);
  line-height: 1.7;
  margin-bottom: 1.2rem;
}
.about-skills { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.about-skill {
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  border: 1px solid var(--light-border);
  color: var(--warm-gray);
}

/* ── CASE STUDIES ── */
.cases { background: #fff; }
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.case-card {
  padding: 2rem;
  border-radius: 16px;
  border: 1px solid var(--light-border);
  background: var(--paper);
  transition: all 0.3s;
  cursor: default;
}
.case-card:hover { transform: translateY(-3px); box-shadow: 0 12px 36px rgba(0,0,0,0.05); }
.case-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}
.case-card h3 {
  font-family: var(--serif);
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}
.case-card p {
  font-size: 0.85rem;
  color: var(--warm-gray);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.case-result {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--steel);
}
.case-result::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
}

/* ── LINKEDIN / CTA ── */
.cta-section {
  background: var(--steel);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, rgba(196,93,62,0.15) 0%, transparent 60%);
  border-radius: 50%;
}
.cta-section .section-inner { position: relative; z-index: 1; }
.cta-section .section-title { color: #fff; }
.cta-section .section-subtitle { color: rgba(255,255,255,0.65); margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn-white {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.25s;
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  background: transparent;
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  border: 1.5px solid rgba(255,255,255,0.3);
  transition: all 0.25s;
}
.btn-outline-white:hover { border-color: #fff; transform: translateY(-2px); }

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.contact-info h3 {
  font-family: var(--serif);
  font-size: 1.4rem;
  margin-bottom: 1rem;
}
.contact-info p {
  font-size: 0.95rem;
  color: var(--warm-gray);
  line-height: 1.7;
  margin-bottom: 2rem;
}
.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.contact-detail-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(196,93,62,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--accent);
  flex-shrink: 0;
}
.contact-form {
  background: #fff;
  border-radius: 16px;
  padding: 2.5rem;
  border: 1px solid var(--light-border);
}
.form-group { margin-bottom: 1.2rem; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
  color: var(--warm-gray);
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--light-border);
  border-radius: 8px;
  font-family: var(--sans);
  font-size: 0.9rem;
  background: var(--paper);
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 100px; }

/* ── FOOTER ── */
footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--light-border);
  text-align: center;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-brand {
  font-family: var(--serif);
  font-size: 1.1rem;
}
.footer-brand span { color: var(--accent); }
.footer-legal {
  font-size: 0.8rem;
  color: var(--warm-gray);
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a {
  font-size: 0.8rem;
  color: var(--warm-gray);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--ink); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-visual { margin-top: 2rem; }
  .hero-card { margin: 0 auto; }
  .services-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  nav.open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(245,242,237,0.98);
    padding: 1.5rem 2rem;
    gap: 1rem;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--light-border);
  }
}

/* ── ANIMATIONS ── */
.fade-up {
  opacity: 1;
  transform: none;
}