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

:root {
  --navy: #060B23;
  --navy2: #0D1535;
  --navy3: #121B42;
  --blue: #2563EB;
  --blue-light: #3B82F6;
  --cyan: #06B6D4;
  --cyan-light: #22D3EE;
  --white: #F8FAFF;
  --white-dim: rgba(248,250,255,0.85);
  --slate: #94A3B8;
  --slate-dark: #64748B;
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(6,182,212,0.4);
}

html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: var(--navy); color: var(--white); overflow-x: hidden; line-height: 1.6; }

/* NAVBAR */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5%; height: 72px;
  background: rgba(6,11,35,0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}
.logo { font-family: 'Space Grotesk', sans-serif; font-size: 1.25rem; font-weight: 700; letter-spacing: -0.5px; color: var(--white); text-decoration: none; }
.logo span { color: var(--cyan); }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { color: var(--slate); font-size: 0.9rem; font-weight: 500; text-decoration: none; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--cyan); }
.nav-cta { background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff; font-size: 0.875rem; font-weight: 600; padding: 0.55rem 1.4rem; border-radius: 8px; text-decoration: none; transition: opacity 0.2s, transform 0.15s; border: none; cursor: pointer; }
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: 0.3s; }

/* BUTTONS */
.btn-primary { background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff; font-weight: 600; font-size: 0.95rem; padding: 0.85rem 2rem; border-radius: 10px; text-decoration: none; display: inline-block; transition: transform 0.2s, box-shadow 0.2s; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(37,99,235,0.45); }
.btn-outline { background: transparent; border: 1px solid var(--border-hover); color: var(--white); font-weight: 600; font-size: 0.95rem; padding: 0.85rem 2rem; border-radius: 10px; text-decoration: none; display: inline-block; transition: background 0.2s, transform 0.2s; }
.btn-outline:hover { background: rgba(6,182,212,0.08); transform: translateY(-2px); }

/* PAGE HERO (inner pages) */
.page-hero { padding: 140px 5% 80px; background: var(--navy2); border-bottom: 1px solid var(--border); }
.page-hero .section-label { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--cyan); margin-bottom: 1rem; }
.page-hero h1 { font-family: 'Space Grotesk', sans-serif; font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 700; letter-spacing: -1.5px; line-height: 1.1; max-width: 760px; }
.page-hero p { color: var(--slate); max-width: 560px; margin-top: 1.2rem; font-size: 1.05rem; line-height: 1.75; }
.gradient-text { background: linear-gradient(135deg, var(--blue-light), var(--cyan)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* SECTIONS */
.section-label { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--cyan); margin-bottom: 1rem; }
.section-title { font-family: 'Space Grotesk', sans-serif; font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; letter-spacing: -1px; line-height: 1.15; max-width: 680px; }
.section-desc { color: var(--slate); max-width: 560px; margin-top: 1rem; line-height: 1.75; font-size: 1.05rem; }

/* CARDS */
.card { background: var(--navy2); border: 1px solid var(--border); border-radius: 20px; padding: 2rem; transition: border-color 0.3s, transform 0.3s; }
.card:hover { border-color: var(--border-hover); transform: translateY(-4px); }

/* FOOTER */
footer { background: var(--navy2); border-top: 1px solid var(--border); padding: 60px 5% 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand p { font-size: 0.875rem; color: var(--slate); margin-top: 1rem; max-width: 280px; line-height: 1.7; }
.footer-col h4 { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); margin-bottom: 1.2rem; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col ul a { font-size: 0.875rem; color: var(--slate); text-decoration: none; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--cyan); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.footer-bottom p { font-size: 0.8rem; color: var(--slate-dark); }
.social-links { display: flex; gap: 1rem; }
.social-links a { width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--border); background: transparent; display: flex; align-items: center; justify-content: center; font-size: 0.9rem; color: var(--slate); text-decoration: none; transition: border-color 0.2s, color 0.2s, background 0.2s; }
.social-links a:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(6,182,212,0.08); }

/* REVEAL ANIMATION */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* WHATSAPP FLOAT */
.wa-float { position: fixed; bottom: 28px; right: 28px; z-index: 999; width: 54px; height: 54px; border-radius: 50%; background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.45); text-decoration: none; font-size: 1.5rem; transition: transform 0.2s; }
.wa-float:hover { transform: scale(1.1); }

/* MOBILE */
@media (max-width: 768px) {
  .nav-links, #navCta { display: none; }
  .hamburger { display: flex; }
  nav.open .nav-links { display: flex; flex-direction: column; position: fixed; top: 72px; left: 0; right: 0; background: var(--navy2); padding: 1.5rem 5% 2rem; gap: 1.2rem; border-bottom: 1px solid var(--border); z-index: 999; }
  nav.open #navCta { display: block; margin-top: 0.5rem; text-align: center; width: 100%; padding: 0.75rem; border-radius: 10px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .page-hero { padding: 110px 5% 60px; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}