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

:root {
  --blue: #185FA5;
  --blue-light: #E6F1FB;
  --orange: #E8630A;
  --orange-light: #FDF0E8;
  --navy: #1A1A2E;
  --navy-mid: #252540;
  --surface: #F5F7FA;
  --white: #ffffff;
  --text-dark: #1A1A2E;
  --text-mid: #4a4a6a;
  --text-muted: #8888aa;
  --font-display: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--white);
  overflow-x: hidden;
}

/* NAV */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 5%;
  background: rgba(26,26,46,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--white);
  text-decoration: none;
}
.nav-logo span { color: var(--orange); }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 400;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: var(--orange) !important;
  color: var(--white) !important;
  padding: 0.55rem 1.25rem;
  border-radius: 6px;
  font-weight: 500 !important;
  font-size: 0.875rem !important;
}
.nav-lang {
  font-size: 0.8rem !important;
  border: 1px solid rgba(255,255,255,0.2);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
}
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: 0.3s; }

/* HERO */
.hero {
  min-height: 100vh;
  background: var(--navy);
  display: flex; align-items: center;
  padding: 7rem 5% 5rem;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 60% 50% at 70% 50%, rgba(24,95,165,0.18) 0%, transparent 70%),
              radial-gradient(ellipse 40% 40% at 20% 80%, rgba(232,99,10,0.08) 0%, transparent 60%);
}
.hero-grid {
  position: absolute; inset: 0; pointer-events: none;
  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: 60px 60px;
}
.hero-content { position: relative; z-index: 1; max-width: 680px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(232,99,10,0.12);
  border: 1px solid rgba(232,99,10,0.3);
  color: var(--orange);
  font-size: 0.8rem; font-weight: 500;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  animation: fadeUp 0.6s ease both;
}
.hero-tag::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--orange); }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.6s 0.1s ease both;
}
.hero h1 em { color: var(--orange); font-style: normal; }
.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: 2.5rem;
  font-weight: 300;
  animation: fadeUp 0.6s 0.2s ease both;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; animation: fadeUp 0.6s 0.3s ease both; }
.btn-primary {
  background: var(--orange);
  color: var(--white);
  padding: 0.9rem 2rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  border: none; cursor: pointer;
  transition: transform 0.15s, background 0.2s;
}
.btn-primary:hover { background: #d45a08; transform: translateY(-1px); }
.btn-secondary {
  background: transparent;
  color: var(--white);
  padding: 0.9rem 2rem;
  border-radius: 8px;
  font-weight: 400;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.2);
  transition: border-color 0.2s, background 0.2s;
}
.btn-secondary:hover { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.05); }
.hero-stats {
  display: flex; gap: 2.5rem; margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  animation: fadeUp 0.6s 0.4s ease both;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
}
.stat-num span { color: var(--orange); }
.stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.45); margin-top: 2px; }

/* SECTION BASE */
section { padding: 6rem 5%; }
.section-tag {
  display: inline-block;
  font-size: 0.75rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.section-tag.orange { color: var(--orange); }
.section-tag.blue { color: var(--blue); }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.section-title.light { color: var(--white); }
.section-title.dark { color: var(--text-dark); }
.section-sub { font-size: 1rem; line-height: 1.7; font-weight: 300; max-width: 520px; }
.section-sub.light { color: rgba(255,255,255,0.55); }
.section-sub.dark { color: var(--text-mid); }

/* SERVICES */
.services { background: var(--surface); }
.services-header { text-align: center; margin-bottom: 3.5rem; }
.services-header .section-sub { margin: 0 auto; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.service-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: 14px;
  padding: 2rem;
  transition: transform 0.2s, box-shadow 0.2s;
}
.service-card:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(24,95,165,0.1); }
.service-icon {
  width: 48px; height: 48px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1.25rem;
}
.service-icon.blue { background: var(--blue-light); }
.service-icon.orange { background: var(--orange-light); }
.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}
.service-card p { font-size: 0.9rem; color: var(--text-mid); line-height: 1.65; }
.service-card .service-detail {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(0,0,0,0.06);
  display: flex; flex-wrap: wrap; gap: 6px;
}
.pill { font-size: 0.75rem; padding: 3px 10px; border-radius: 100px; font-weight: 500; }
.pill.blue { background: var(--blue-light); color: #0C447C; }
.pill.orange { background: var(--orange-light); color: #a84200; }

/* WHY */
.why { background: var(--navy); }
.why-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.why-list { display: flex; flex-direction: column; gap: 1.5rem; margin-top: 2.5rem; }
.why-item { display: flex; gap: 1rem; align-items: flex-start; }
.why-num {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(232,99,10,0.15);
  border: 1px solid rgba(232,99,10,0.25);
  color: var(--orange);
  font-family: var(--font-display);
  font-size: 0.85rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.why-item h4 { font-size: 0.95rem; font-weight: 500; color: var(--white); margin-bottom: 3px; }
.why-item p { font-size: 0.875rem; color: rgba(255,255,255,0.5); line-height: 1.6; }
.why-visual {
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  padding: 2rem;
}
.metric-row { display: flex; gap: 1rem; margin-bottom: 1rem; }
.metric-box {
  flex: 1;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px;
  padding: 1rem;
}
.metric-box .num {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 700;
  color: var(--white); letter-spacing: -0.03em;
}
.metric-box .num span { color: var(--orange); }
.metric-box .lbl { font-size: 0.75rem; color: rgba(255,255,255,0.4); margin-top: 2px; }
.bar-label { font-size: 0.75rem; color: rgba(255,255,255,0.45); margin-bottom: 6px; }
.bar-track { background: rgba(255,255,255,0.07); border-radius: 100px; height: 7px; margin-bottom: 12px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 100px; }

/* RESULTS */
.results { background: var(--white); }
.results-header { text-align: center; margin-bottom: 3.5rem; }
.results-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.result-card {
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: 14px;
  padding: 1.75rem;
  position: relative; overflow: hidden;
}
.result-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
}
.result-card.c-blue::before { background: var(--blue); }
.result-card.c-orange::before { background: var(--orange); }
.result-tag { font-size: 0.75rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 1rem; }
.result-tag.blue { color: var(--blue); }
.result-tag.orange { color: var(--orange); }
.result-metric {
  font-family: var(--font-display);
  font-size: 2.2rem; font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text-dark);
  margin-bottom: 0.25rem;
}
.result-metric span { color: var(--orange); }
.result-card h4 { font-size: 0.95rem; font-weight: 500; color: var(--text-dark); margin-bottom: 0.5rem; }
.result-card p { font-size: 0.875rem; color: var(--text-mid); line-height: 1.6; }

/* BILINGUAL */
.bilingual { background: var(--navy-mid); border-top: 1px solid rgba(255,255,255,0.05); border-bottom: 1px solid rgba(255,255,255,0.05); }
.bilingual-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.lang-block { padding: 1rem 0; }
.lang-flag { font-size: 1.5rem; margin-bottom: 1rem; }
.lang-block h3 {
  font-family: var(--font-display);
  font-size: 1.4rem; font-weight: 600;
  color: var(--white); letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}
.lang-block p { font-size: 0.9rem; color: rgba(255,255,255,0.55); line-height: 1.7; margin-bottom: 1.5rem; }
.lang-divider { width: 1px; background: rgba(255,255,255,0.08); }

/* CONTACT */
.contact { background: var(--surface); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.contact-form { background: var(--white); border: 1px solid rgba(0,0,0,0.07); border-radius: 16px; padding: 2.5rem; }
.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 1.75rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.825rem; font-weight: 500; color: var(--text-mid); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.75rem 1rem;
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-dark);
  background: var(--surface);
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit {
  width: 100%;
  background: var(--navy);
  color: var(--white);
  border: none; cursor: pointer;
  padding: 0.9rem;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem; font-weight: 500;
  margin-top: 0.5rem;
  transition: background 0.2s;
}
.form-submit:hover { background: var(--blue); }
.contact-info .section-sub { margin-bottom: 2.5rem; }
.contact-detail { display: flex; gap: 1rem; align-items: center; margin-bottom: 1.25rem; }
.contact-icon {
  width: 42px; height: 42px; border-radius: 10px;
  background: var(--blue-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.contact-detail h4 { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 2px; }
.contact-detail p { font-size: 0.9rem; font-weight: 500; color: var(--text-dark); }

/* FOOTER */
footer {
  background: var(--navy);
  padding: 3rem 5% 2rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; }
.footer-logo { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; color: var(--white); }
.footer-logo span { color: var(--orange); }
.footer-links { display: flex; gap: 2rem; }
.footer-links a { color: rgba(255,255,255,0.45); font-size: 0.85rem; text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--white); }
.footer-copy { width: 100%; text-align: center; font-size: 0.8rem; color: rgba(255,255,255,0.25); padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.05); margin-top: 1.5rem; }

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* MOBILE */
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--navy); padding: 1.5rem 5%; gap: 1.25rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .why-inner, .bilingual-inner, .contact-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .lang-divider { display: none; }
  .hero-stats { gap: 1.5rem; flex-wrap: wrap; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-links { flex-wrap: wrap; gap: 1rem; }
}