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

:root {
  --teal: #3ECFBF;
  --blue: #4A7CB5;
  --orange: #E8A46A;
  --yellow: #F2C13A;
  --dark: #1a2a3a;
  --mid: #4a5568;
  --light: #f7f9fc;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s;
  cursor: pointer;
  border: 2px solid transparent;
}
.btn-primary { background: var(--teal); color: var(--white); }
.btn-primary:hover { background: #2db8a8; }
.btn-outline { background: transparent; border-color: var(--teal); color: var(--teal); }
.btn-outline:hover { background: var(--teal); color: var(--white); }
.btn-white { background: var(--white); color: var(--dark); }
.btn-white:hover { background: var(--light); }

/* ── Nav ── */
.nav-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid #e8edf3;
  box-shadow: 0 1px 8px rgba(0,0,0,0.05);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 70px;
}
.logo { height: 44px; width: auto; }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--mid);
  transition: color 0.2s;
  letter-spacing: 0.02em;
}
.nav-links a:hover, .nav-links a.active { color: var(--teal); }
.nav-lang { display: flex; gap: 6px; align-items: center; font-size: 0.85rem; color: var(--mid); }
.nav-lang .lang { font-weight: 600; }
.nav-lang .lang.active { color: var(--teal); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--dark); }

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, #f0fbfa 0%, #eaf2fb 100%);
  padding: 80px 0 60px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-tag {
  display: inline-block;
  background: var(--teal);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
}
.hero-text h1 {
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 18px;
}
.hero-text p {
  font-size: 1.1rem;
  color: var(--mid);
  margin-bottom: 32px;
  max-width: 480px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-image img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  object-fit: cover;
  max-height: 420px;
}

/* ── Stats ── */
.stats { background: var(--dark); padding: 40px 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  text-align: center;
}
.stat-num { display: block; font-size: 2.2rem; font-weight: 700; color: var(--teal); }
.stat-label { display: block; font-size: 0.85rem; color: #a0aec0; margin-top: 4px; }

/* ── Services ── */
.services { padding: 80px 0; background: var(--white); }
.section-header { text-align: center; margin-bottom: 52px; }
.section-header h2 { font-size: 2rem; font-weight: 700; margin-bottom: 10px; }
.section-header p { color: var(--mid); font-size: 1rem; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--light);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.service-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.service-icon {
  width: 58px; height: 58px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.service-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 12px; }
.service-card p { color: var(--mid); font-size: 0.93rem; line-height: 1.65; }
.card-link {
  display: inline-block;
  margin-top: 18px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--teal);
  transition: gap 0.2s;
}
.card-link:hover { text-decoration: underline; }

/* ── About Strip ── */
.about-strip { background: var(--light); padding: 80px 0; }
.about-strip-inner {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: center;
}
.about-strip-text h2 { font-size: 1.9rem; font-weight: 700; margin-bottom: 16px; }
.about-strip-text p { color: var(--mid); font-size: 0.97rem; margin-bottom: 28px; line-height: 1.7; }
.pillars { display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.pillar { display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 0.95rem; }
.pillar-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.about-strip-logo img { width: 100%; border-radius: var(--radius); }

/* ── CTA Banner ── */
.cta-banner { background: linear-gradient(135deg, var(--blue) 0%, #2d5f96 100%); padding: 72px 0; text-align: center; }
.cta-inner h2 { color: var(--white); font-size: 1.9rem; font-weight: 700; margin-bottom: 14px; }
.cta-inner p { color: rgba(255,255,255,0.8); font-size: 1rem; margin-bottom: 32px; }

/* ── Page Hero (inner pages) ── */
.page-hero {
  background: linear-gradient(135deg, #f0fbfa 0%, #eaf2fb 100%);
  padding: 60px 0;
  text-align: center;
}
.page-hero h1 { font-size: 2.2rem; font-weight: 700; margin-bottom: 12px; }
.page-hero p { color: var(--mid); font-size: 1rem; max-width: 600px; margin: 0 auto; }

/* ── About Page ── */
.about-section { padding: 80px 0; }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.about-grid h2 { font-size: 1.7rem; font-weight: 700; margin-bottom: 16px; }
.about-grid p { color: var(--mid); font-size: 0.96rem; line-height: 1.75; margin-bottom: 14px; }
.pillars-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; margin: 60px 0 0; text-align: center; }
.pillar-card { background: var(--light); border-radius: var(--radius); padding: 28px 20px; }
.pillar-card .pillar-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; }
.pillar-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.pillar-card p { font-size: 0.88rem; color: var(--mid); }

/* ── Services Page ── */
.services-page { padding: 80px 0; }
.service-block { margin-bottom: 60px; }
.service-block h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.service-block .sub { color: var(--mid); font-size: 0.95rem; margin-bottom: 24px; }
.service-items { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.service-item { background: var(--light); border-radius: var(--radius); padding: 22px 24px; border-left: 4px solid var(--teal); }
.service-item h4 { font-size: 0.97rem; font-weight: 700; margin-bottom: 6px; }
.service-item p { font-size: 0.88rem; color: var(--mid); line-height: 1.6; }
.service-block.blue .service-item { border-left-color: var(--blue); }
.service-block.yellow .service-item { border-left-color: var(--yellow); }
.service-block.orange .service-item { border-left-color: var(--orange); }

/* ── Contact Page ── */
.contact-section { padding: 80px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-info h2 { font-size: 1.6rem; font-weight: 700; margin-bottom: 16px; }
.contact-info p { color: var(--mid); font-size: 0.96rem; line-height: 1.7; margin-bottom: 24px; }
.contact-detail { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-size: 0.95rem; }
.contact-detail a { color: var(--teal); font-weight: 500; }
.contact-detail a:hover { text-decoration: underline; }
.contact-form-wrapper {
  background: var(--light);
  border-radius: var(--radius);
  padding: 36px;
}
.contact-form-wrapper h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.contact-form-wrapper p { font-size: 0.9rem; color: var(--mid); margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid #d1dce8;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.93rem;
  background: var(--white);
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--teal);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit { width: 100%; padding: 14px; background: var(--teal); color: var(--white); border: none; border-radius: 8px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: background 0.2s; }
.form-submit:hover { background: #2db8a8; }

/* ── Footer ── */
.footer { background: var(--dark); padding: 48px 0 28px; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 20px; text-align: center; }
.footer-logo { height: 40px; filter: brightness(0) invert(1); opacity: 0.85; }
.footer-nav { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.footer-nav a { color: #a0aec0; font-size: 0.9rem; transition: color 0.2s; }
.footer-nav a:hover { color: var(--teal); }
.footer-email a { color: var(--teal); font-size: 0.93rem; }
.footer-copy { color: #718096; font-size: 0.82rem; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-inner, .about-strip-inner, .about-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  .hero-image { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars-grid { grid-template-columns: 1fr; }
  .service-items { grid-template-columns: 1fr; }
  .about-strip-inner { grid-template-columns: 1fr; }
  .about-strip-logo { display: none; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: var(--white); padding: 20px 24px; border-bottom: 1px solid #e8edf3; gap: 16px; }
  .nav-toggle { display: block; margin-left: auto; }
  .hero-text h1 { font-size: 1.9rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-form-wrapper { padding: 24px; }
}