/* ===== Reset & base ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy: #000f23;
  --blue: #1a5ce0;
  --blue-dark: #03379f;
  --text: #1a1a1a;
  --muted: #5c6975;
  --bg: #ffffff;
  --bg-alt: #f7f8fa;
  --border: #e6e9ee;
  --radius: 14px;
  --container: 1160px;
}

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--blue);
  color: #fff;
  padding: 10px 16px;
  z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 8px 20px rgba(26,92,224,.25);
}
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-light {
  background: #fff;
  color: var(--navy);
}
.btn-light:hover { transform: translateY(-1px); }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo { display: flex; align-items: center; }
.logo-img { height: 44px; width: auto; }
.logo-img-footer { height: 38px; }

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav ul {
  display: flex;
  gap: 28px;
}
.nav ul a {
  font-weight: 500;
  font-size: 15px;
  color: var(--text);
}
.nav ul a:hover { color: var(--blue); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  width: 100%;
  height: 2px;
  background: var(--navy);
  transition: transform .2s ease, opacity .2s ease;
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(180deg, var(--bg-alt) 0%, #fff 100%);
  padding: 72px 0 88px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  color: var(--blue);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.eyebrow.center { text-align: center; }

.hero h1 {
  font-size: clamp(32px, 4.2vw, 48px);
  line-height: 1.15;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 20px;
}
.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 52ch;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-card {
  background: var(--navy);
  border-radius: 20px;
  padding: 32px;
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: 0 24px 50px rgba(0,15,35,.25);
}
.hero-card-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  font-size: 14px;
}
.hero-card-row:last-child { border-bottom: none; padding-bottom: 0; }
.hero-card-row span { color: rgba(255,255,255,.6); }
.hero-card-row strong { font-size: 15px; font-weight: 600; }

/* ===== Logos strip ===== */
.logos-strip {
  padding: 22px 0;
  background: var(--navy);
}
.logos-strip p {
  color: rgba(255,255,255,.75);
  text-align: center;
  font-size: 14px;
  font-weight: 500;
}

/* ===== Sections ===== */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }

.section-title {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 16px;
}
.section-title.center { text-align: center; }
.section-lead {
  color: var(--muted);
  font-size: 17px;
  max-width: 60ch;
}
.section-lead.center { text-align: center; margin: 0 auto 48px; }

/* ===== Cards / services ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,15,35,.08);
}
.card-icon {
  font-size: 28px;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
  border-radius: 12px;
  margin-bottom: 18px;
}
.card h3 {
  font-size: 19px;
  color: var(--navy);
  margin-bottom: 8px;
}
.card > p {
  color: var(--muted);
  font-size: 14.5px;
  margin-bottom: 16px;
}
.card ul { display: flex; flex-direction: column; gap: 8px; }
.card ul li {
  font-size: 13.5px;
  color: var(--text);
  padding-left: 18px;
  position: relative;
}
.card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
}

/* ===== About ===== */
.about-inner {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
  align-items: center;
}
.about-photo img {
  border-radius: 20px;
  box-shadow: 0 24px 50px rgba(0,15,35,.15);
}
.about-copy p {
  color: var(--muted);
  margin-bottom: 18px;
  font-size: 16px;
}
.about-copy p strong { color: var(--navy); }

/* ===== CTA band ===== */
.cta-band {
  background: linear-gradient(120deg, var(--blue) 0%, var(--blue-dark) 100%);
  padding: 64px 0;
}
.cta-band-inner { text-align: center; color: #fff; }
.cta-band h2 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 12px; font-weight: 800; }
.cta-band p { opacity: .9; margin-bottom: 28px; font-size: 16px; }

/* ===== Contact ===== */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.contact-list { margin: 32px 0 24px; display: flex; flex-direction: column; gap: 18px; }
.contact-list li { display: flex; flex-direction: column; gap: 2px; }
.contact-label { font-size: 12.5px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 600; }
.contact-list a, .contact-list span:not(.contact-label) { font-size: 17px; font-weight: 600; color: var(--navy); }
.contact-list a:hover { color: var(--blue); }

.social-links { display: flex; gap: 16px; }
.social-links a {
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
  border: 1.5px solid var(--border);
  padding: 8px 16px;
  border-radius: 999px;
}
.social-links a:hover { border-color: var(--blue); background: var(--bg-alt); }

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4 / 3.2;
}
.map-wrap iframe { width: 100%; height: 100%; border: 0; }

/* ===== Footer ===== */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,.7);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-brand { display: flex; align-items: center; }
.footer-inner p { font-size: 13.5px; }

/* ===== WhatsApp float button ===== */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(37,211,102,.4);
  z-index: 60;
  transition: transform .15s ease;
}
.whatsapp-float:hover { transform: scale(1.06); }

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .about-inner { grid-template-columns: 1fr; }
  .about-photo { max-width: 280px; }
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav {
    position: fixed;
    inset: 76px 0 0 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 24px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform .25s ease;
  }
  .nav.is-open { transform: translateX(0); }
  .nav ul { flex-direction: column; gap: 20px; }
  .nav ul a { font-size: 18px; }
  .nav-cta { width: 100%; }
  .nav-toggle { display: flex; }
  .cards-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
}