/* ── GLOBAL STYLES & VARIABLES ── */
:root {
  --blue: #1a56db;
  --blue-dark: #1240b0;
  --blue-light: #e8f0fe;
  --amber: #f59e0b;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.06);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body { font-family: 'Inter', sans-serif; color: var(--text); background: var(--bg); font-size: 16px; line-height: 1.6; overflow-x: hidden; width: 100%; }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: 0.2s; }

/* ── LAYOUT ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; width: 100%; }
section { padding: 5rem 0; }
@media (max-width: 768px) { section { padding: 3.5rem 0; } }

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue);
  margin-bottom: 0.75rem;
  display: block;
}

h1, h2, h3 { line-height: 1.2; color: var(--text); }
h2 { font-size: clamp(1.6rem, 5vw, 2.2rem); font-weight: 800; margin-bottom: 1rem; }

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 70px;
  display: flex;
  align-items: center;
  transition: transform 0.3s ease;
}
nav.hidden { transform: translateY(-100%); }

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo-wrap { display: flex; flex-direction: column; text-decoration: none; }
.nav-logo { font-weight: 800; font-size: 1.15rem; color: var(--text); display: flex; align-items: center; gap: 4px; }
.nav-logo b { background: var(--blue); color: #fff; padding: 0.1rem 0.35rem; border-radius: 5px; }
.nav-slogan { font-size: 0.65rem; font-weight: 500; color: var(--muted); margin-top: 2px; }

.nav-links { display: flex; align-items: center; gap: 0.5rem; list-style: none; }
.nav-links a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
}
.nav-links a:hover, .nav-links a.active { color: var(--blue); background: var(--blue-light); }

.nav-cta {
  background: var(--blue);
  color: #fff !important;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--blue-dark); transform: translateY(-1px); }

.nav-burger {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}
.nav-burger span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }

.mobile-only { display: none; }
.desktop-only { display: block; }

@media (max-width: 900px) {
  .mobile-only { display: block; }
  .desktop-only { display: none; }
  .nav-burger { display: flex; }
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.5rem;
    border-bottom: 2px solid var(--blue);
    transform: translateY(-120%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; width: 100%; padding: 0.8rem 1rem; font-size: 1rem; }
  .nav-links .nav-cta { margin-top: 1rem; text-align: center; background: var(--blue); color: #fff; }
}

/* ── FOOTER PREMIUM ── */
.footer-main {
  background: #0f172a;
  color: #94a3b8;
  padding: 5rem 0 2rem;
  border-top: 1px solid #1e293b;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
.footer-col h4 { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 1.5rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.75rem; }
.footer-col a:hover { color: #fff; }
.footer-about p { font-size: 0.9rem; line-height: 1.6; margin: 1rem 0; }
.footer-contact-info { display: flex; flex-direction: column; gap: 1rem; }
.footer-contact-item { display: flex; align-items: center; gap: 0.75rem; font-size: 0.9rem; }
.footer-contact-item svg { width: 18px; color: var(--blue); flex-shrink: 0; }

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}
.footer-legal { display: flex; gap: 1.5rem; }

@media (max-width: 850px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 550px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
  .footer-contact-item { justify-content: center; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .footer-about { order: 4; }
}