/* === ADA Intl — Core Styles === */

:root {
  --navy-deep: #060e1a;
  --navy: #0b1a2e;
  --navy-mid: #12243e;
  --blue: #1565c0;
  --blue-bright: #1e88e5;
  --teal: #00acc1;
  --teal-bright: #00bcd4;
  --gold: #c9a84c;
  --white: #ffffff;
  --gray-100: #f4f5f7;
  --gray-200: #e2e5ea;
  --gray-300: #c4cad4;
  --gray-400: #8b95a5;
  --gray-500: #525c6b;
  --gray-700: #2a3342;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--white);
  color: var(--gray-700);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--teal); }

img { max-width: 100%; display: block; }

/* === NAVIGATION === */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: var(--navy-deep); border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo-icon { width: 38px; height: 38px; background: var(--teal); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; }
.nav-logo-icon svg { width: 22px; height: 22px; fill: var(--white); }
.nav-logo-text { font-size: 1.3rem; font-weight: 700; color: var(--white); letter-spacing: -0.3px; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a { color: var(--gray-300); font-size: 0.92rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--teal); }
.nav-cta { background: var(--blue); color: var(--white) !important; padding: 9px 22px; border-radius: var(--radius-sm); font-weight: 600 !important; transition: background 0.2s; }
.nav-cta:hover { background: var(--teal); color: var(--white) !important; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); margin: 5px 0; border-radius: 2px; transition: 0.25s; }

/* === HERO === */
.hero { padding: 160px 24px 120px; background: var(--navy-deep); position: relative; overflow: hidden; text-align: center; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 70% 60% at 50% 30%, rgba(0,172,193,0.12), transparent 70%), radial-gradient(ellipse 50% 50% at 80% 80%, rgba(21,101,192,0.10), transparent 70%); pointer-events: none; }
.hero-inner { max-width: 820px; margin: 0 auto; position: relative; z-index: 1; }
.hero-badge { display: inline-block; background: rgba(0,172,193,0.15); color: var(--teal); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; padding: 6px 18px; border-radius: 50px; margin-bottom: 28px; }
.hero h1 { font-size: 3.2rem; font-weight: 800; color: var(--white); line-height: 1.18; margin-bottom: 22px; letter-spacing: -0.6px; }
.hero h1 span { color: var(--teal); }
.hero p { font-size: 1.18rem; color: var(--gray-300); max-width: 620px; margin: 0 auto 36px; line-height: 1.65; }
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: var(--radius-sm); font-size: 0.95rem; font-weight: 600; cursor: pointer; border: none; transition: all 0.2s; text-decoration: none; }
.btn-primary { background: var(--teal); color: var(--navy-deep); }
.btn-primary:hover { background: var(--teal-bright); color: var(--navy-deep); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--white); border: 2px solid var(--gray-400); }
.btn-outline:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-1px); }

/* === SECTIONS === */
.section { padding: 100px 24px; }
.section-alt { background: var(--gray-100); }
.section-dark { background: var(--navy); }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-label { font-size: 0.82rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--teal); margin-bottom: 12px; }
.section-title { font-size: 2.4rem; font-weight: 800; color: var(--navy-deep); line-height: 1.22; margin-bottom: 18px; letter-spacing: -0.4px; }
.section-dark .section-title { color: var(--white); }
.section-subtitle { font-size: 1.1rem; color: var(--gray-500); max-width: 640px; margin-bottom: 52px; line-height: 1.6; }
.section-dark .section-subtitle { color: var(--gray-300); }

/* === SERVICES GRID === */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.service-card { background: var(--white); padding: 36px 30px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); transition: all 0.25s; }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--teal); }
.service-icon { width: 52px; height: 52px; background: rgba(0,172,193,0.1); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.service-icon svg { width: 26px; height: 26px; fill: var(--teal); }
.service-card h3 { font-size: 1.18rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 10px; }
.service-card p { font-size: 0.94rem; color: var(--gray-500); line-height: 1.6; }

/* === STATS === */
.stats-row { display: flex; justify-content: center; gap: 80px; flex-wrap: wrap; }
.stat-item { text-align: center; }
.stat-number { font-size: 3rem; font-weight: 800; color: var(--teal); line-height: 1; margin-bottom: 6px; }
.stat-label { font-size: 0.92rem; font-weight: 600; color: var(--gray-300); letter-spacing: 0.04em; }

/* === INDUSTRIES === */
.industries-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.industry-item { background: var(--gray-100); padding: 22px 24px; border-radius: var(--radius-sm); border-left: 4px solid var(--teal); }
.industry-item h4 { font-size: 1rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 4px; }
.industry-item p { font-size: 0.88rem; color: var(--gray-500); }

/* === APPROACH === */
.approach-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
.approach-step { text-align: center; padding: 32px 20px; }
.approach-num { width: 48px; height: 48px; background: var(--teal); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; font-weight: 800; margin: 0 auto 16px; }
.approach-step h3 { font-size: 1.08rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.approach-step p { font-size: 0.9rem; color: var(--gray-300); line-height: 1.55; }

/* === TESTIMONIAL === */
.testimonial { max-width: 720px; margin: 0 auto; text-align: center; }
.testimonial blockquote { font-size: 1.3rem; font-style: italic; color: var(--white); line-height: 1.6; margin-bottom: 20px; }
.testimonial cite { font-size: 0.95rem; font-weight: 600; color: var(--teal); font-style: normal; }

/* === CTA === */
.cta-box { background: var(--navy-deep); padding: 64px 48px; border-radius: var(--radius-lg); text-align: center; }
.cta-box h2 { font-size: 2rem; font-weight: 800; color: var(--white); margin-bottom: 14px; letter-spacing: -0.3px; }
.cta-box p { font-size: 1.05rem; color: var(--gray-300); max-width: 560px; margin: 0 auto 28px; line-height: 1.6; }
.cta-box .btn-primary { font-size: 1rem; padding: 15px 38px; }

/* === FOOTER === */
.footer { background: var(--navy-deep); padding: 60px 24px 32px; border-top: 1px solid rgba(255,255,255,0.06); }
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; }
.footer-col h4 { font-size: 0.85rem; font-weight: 700; color: var(--gray-300); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 18px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--gray-400); font-size: 0.9rem; }
.footer-col ul li a:hover { color: var(--teal); }
.footer-col p { color: var(--gray-400); font-size: 0.88rem; line-height: 1.6; max-width: 300px; }
.footer-bottom { max-width: 1200px; margin: 40px auto 0; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.06); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-bottom p { color: var(--gray-500); font-size: 0.82rem; }

/* === PAGE HEADER (subpages) === */
.page-header { padding: 140px 24px 80px; background: var(--navy-deep); text-align: center; }
.page-header h1 { font-size: 2.8rem; font-weight: 800; color: var(--white); margin-bottom: 12px; letter-spacing: -0.5px; }
.page-header p { font-size: 1.05rem; color: var(--gray-300); }

/* === POLICY CONTENT === */
.policy-content { max-width: 860px; margin: 0 auto; padding: 60px 24px; }
.policy-content h2 { font-size: 1.6rem; font-weight: 700; color: var(--navy-deep); margin: 44px 0 14px; }
.policy-content h2:first-child { margin-top: 0; }
.policy-content h3 { font-size: 1.18rem; font-weight: 700; color: var(--navy-mid); margin: 28px 0 10px; }
.policy-content p { font-size: 0.97rem; color: var(--gray-700); margin-bottom: 16px; line-height: 1.72; }
.policy-content ul, .policy-content ol { margin: 0 0 20px 22px; }
.policy-content li { font-size: 0.97rem; color: var(--gray-700); margin-bottom: 8px; line-height: 1.65; }
.policy-content strong { color: var(--navy-deep); }
.policy-effective { font-size: 0.9rem; color: var(--gray-400); margin-bottom: 28px; font-style: italic; }
.toc { background: var(--gray-100); padding: 28px 32px; border-radius: var(--radius-md); margin-bottom: 40px; }
.toc h3 { font-size: 1rem; font-weight: 700; color: var(--navy-deep); margin: 0 0 14px; text-transform: uppercase; letter-spacing: 0.06em; }
.toc ul { margin: 0; list-style: none; }
.toc li { margin-bottom: 6px; }
.toc a { font-size: 0.92rem; color: var(--blue); }
.toc a:hover { color: var(--teal); }

/* === 404 === */
.notfound { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--navy-deep); padding: 40px 24px; text-align: center; }
.notfound-code { font-size: 8rem; font-weight: 900; color: var(--teal); line-height: 1; letter-spacing: -2px; }
.notfound-title { font-size: 2rem; font-weight: 700; color: var(--white); margin: 8px 0 16px; }
.notfound-text { font-size: 1.05rem; color: var(--gray-300); margin-bottom: 32px; max-width: 440px; margin-left: auto; margin-right: auto; }
.notfound .btn-primary { font-size: 1rem; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-links { display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: var(--navy-deep); flex-direction: column; justify-content: center; gap: 28px; padding: 40px; }
  .nav-links.active { display: flex; }
  .nav-toggle { display: block; }
  .hero h1 { font-size: 2.2rem; }
  .page-header h1 { font-size: 2rem; }
  .section-title { font-size: 1.8rem; }
  .stats-row { gap: 40px; }
  .stat-number { font-size: 2.2rem; }
  .cta-box { padding: 40px 24px; }
  .cta-box h2 { font-size: 1.5rem; }
  .footer-inner { flex-direction: column; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}