/* ===== SAMTEC IT SOLUTIONS — main stylesheet ===== */
:root {
  --primary: #0b3d91;
  --primary-dark: #082b66;
  --accent: #f59e0b;
  --whatsapp: #25d366;
  --ink: #1e293b;
  --muted: #64748b;
  --bg: #ffffff;
  --bg-alt: #f1f5f9;
  --card: #ffffff;
  --border: #e2e8f0;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(2, 20, 60, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Poppins", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
.container { width: min(1140px, 92%); margin: 0 auto; }
.accent { color: var(--accent); }

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 6px 18px rgba(245, 158, 11, 0.35); }
.btn-primary:hover { background: #d97706; }
.btn-whatsapp { background: var(--whatsapp); color: #fff; box-shadow: 0 6px 18px rgba(37, 211, 102, 0.35); }
.btn-whatsapp:hover { background: #1eb955; }
.btn-light { background: #fff; color: var(--primary); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ===== Top bar ===== */
.topbar { background: var(--primary-dark); color: #cbd5e1; font-size: 0.8rem; padding: 0.4rem 0; }
.topbar-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
.topbar a { color: #e2e8f0; margin-left: 1rem; }
.topbar a:hover { color: var(--accent); }

/* ===== Header ===== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 0.7rem 0; }
.brand { display: flex; align-items: center; gap: 0.65rem; }
.brand-logo {
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #1d5fd6);
  color: #fff; font-weight: 800; font-size: 1.5rem;
  display: grid; place-items: center;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 1.05rem; color: var(--primary); letter-spacing: 0.02em; }
.brand-text small { font-size: 0.7rem; color: var(--muted); font-style: italic; }
.nav { display: flex; align-items: center; gap: 1.4rem; }
.nav a:not(.btn) { font-weight: 500; font-size: 0.95rem; color: var(--ink); }
.nav a:not(.btn):hover { color: var(--primary); }
.nav-cta { padding: 0.55rem 1.3rem; }
.nav-toggle { display: none; background: none; border: none; font-size: 1.6rem; color: var(--primary); cursor: pointer; }

/* ===== Hero ===== */
.hero {
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(245, 158, 11, 0.18), transparent 60%),
    linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, #1d5fd6 100%);
  color: #fff;
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 2.5rem; align-items: center; padding: 5rem 0 5.5rem; }
.hero-badge {
  display: inline-block; background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.35rem 1rem; border-radius: 999px;
  font-size: 0.85rem; margin-bottom: 1.2rem;
}
.hero h1 { font-size: clamp(2rem, 4.2vw, 3.1rem); line-height: 1.18; font-weight: 800; }
.hero-motto { color: var(--accent); font-style: italic; font-weight: 600; margin: 0.9rem 0 0.6rem; font-size: 1.1rem; }
.hero-text > p:not(.hero-motto) { color: #dbeafe; max-width: 34rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1.8rem; }
.hero-stats { display: flex; gap: 2.5rem; margin-top: 2.6rem; flex-wrap: wrap; }
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-size: 1.6rem; color: var(--accent); }
.hero-stats span { font-size: 0.8rem; color: #bfdbfe; }

.hero-art { position: relative; min-height: 340px; }
.hero-circle {
  position: absolute; inset: 10% 5%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.10), rgba(255,255,255,0.02) 70%);
  border: 1px dashed rgba(255,255,255,0.25);
}
.hero-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink);
  font-weight: 600; font-size: 0.85rem;
  padding: 0.7rem 1.1rem; border-radius: 12px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
  animation: float 5s ease-in-out infinite;
}
.hero-card.c1 { top: 6%; left: 4%; animation-delay: 0s; }
.hero-card.c2 { top: 34%; right: 0; animation-delay: 1.2s; }
.hero-card.c3 { bottom: 26%; left: 0; animation-delay: 2.4s; }
.hero-card.c4 { bottom: 2%; right: 12%; animation-delay: 3.4s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ===== Sections ===== */
.section { padding: 4.5rem 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 40rem; margin: 0 auto 2.8rem; }
.section-tag {
  display: inline-block; color: var(--primary); background: rgba(11, 61, 145, 0.08);
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.3rem 0.9rem; border-radius: 999px; margin-bottom: 0.8rem;
}
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--primary-dark); }
.section-head p { color: var(--muted); margin-top: 0.5rem; }

/* ===== Services ===== */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.4rem; }
.service-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.6rem 1.4rem; box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.service-card:hover { transform: translateY(-6px); border-color: var(--accent); }
.service-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: linear-gradient(135deg, rgba(11,61,145,0.1), rgba(245,158,11,0.15));
  display: grid; place-items: center; font-size: 1.6rem; margin-bottom: 1rem;
}
.service-card h3 { font-size: 1.02rem; color: var(--primary-dark); margin-bottom: 0.4rem; }
.service-card p { font-size: 0.87rem; color: var(--muted); }

/* ===== About ===== */
.about-inner { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: center; }
.about-art { display: flex; justify-content: center; }
.about-box {
  background: linear-gradient(160deg, var(--primary-dark), var(--primary));
  color: #fff; text-align: center;
  border-radius: 24px; padding: 3.2rem 2.4rem;
  box-shadow: var(--shadow); width: 100%; max-width: 360px;
}
.about-logo {
  display: inline-grid; place-items: center;
  width: 84px; height: 84px; border-radius: 22px;
  background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.3);
  font-size: 2.6rem; font-weight: 800; margin-bottom: 1.2rem;
}
.about-box h3 { font-size: 1.2rem; letter-spacing: 0.03em; }
.about-box p { color: var(--accent); font-style: italic; font-size: 0.9rem; margin-top: 0.3rem; }
.about-text h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); color: var(--primary-dark); margin: 0.4rem 0 1rem; }
.about-text p { color: var(--muted); margin-bottom: 0.9rem; }
.checklist { list-style: none; margin: 1.2rem 0 1.8rem; display: grid; gap: 0.5rem; }
.checklist li { font-weight: 500; font-size: 0.95rem; }

/* ===== Why us ===== */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.4rem; }
.why-card {
  text-align: center; padding: 2rem 1.4rem;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.why-card span { font-size: 2.2rem; }
.why-card h3 { margin: 0.7rem 0 0.4rem; font-size: 1.05rem; color: var(--primary-dark); }
.why-card p { font-size: 0.87rem; color: var(--muted); }

/* ===== CTA strip ===== */
.cta-strip { background: linear-gradient(120deg, var(--primary-dark), var(--primary)); color: #fff; padding: 3rem 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }
.cta-inner h2 { font-size: clamp(1.3rem, 2.6vw, 1.8rem); max-width: 32rem; }
.cta-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ===== Contact ===== */
.contact-inner { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 2.5rem; align-items: start; }
.contact-info { display: grid; gap: 1.1rem; }
.info-card {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.2rem 1.3rem; box-shadow: var(--shadow);
}
.info-card > span { font-size: 1.6rem; }
.info-card h3 { font-size: 0.95rem; color: var(--primary-dark); }
.info-card p { font-size: 0.88rem; color: var(--muted); }
.info-card a:hover { color: var(--primary); }

.contact-form {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 2rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form-group { margin-bottom: 1.1rem; display: flex; flex-direction: column; }
.form-group label { font-size: 0.83rem; font-weight: 600; margin-bottom: 0.35rem; color: var(--primary-dark); }
.form-group input, .form-group select, .form-group textarea {
  font-family: inherit; font-size: 0.92rem;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--border); border-radius: 10px;
  background: #f8fafc; color: var(--ink);
  transition: border-color 0.15s ease;
  resize: vertical;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary); background: #fff;
}
.form-status { margin-top: 0.9rem; font-size: 0.9rem; font-weight: 500; text-align: center; min-height: 1.4em; }
.form-status.ok { color: #15803d; }
.form-status.err { color: #dc2626; }

/* ===== Footer ===== */
.footer { background: #0a1f3f; color: #cbd5e1; padding-top: 3.5rem; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 0.8fr 1fr 1.3fr;
  gap: 2rem; padding-bottom: 2.5rem;
}
.footer h4 { color: #fff; margin-bottom: 0.9rem; font-size: 0.95rem; }
.footer-grid > div { display: flex; flex-direction: column; gap: 0.45rem; }
.footer-grid a { font-size: 0.88rem; color: #94a3b8; }
.footer-grid a:hover { color: var(--accent); }
.footer-loc { font-size: 0.88rem; color: #94a3b8; }
.brand-footer .brand-text strong { color: #fff; font-size: 0.98rem; }
.brand-footer .brand-text small { color: #94a3b8; }
.footer-blurb { font-size: 0.85rem; color: #94a3b8; margin-top: 0.8rem; max-width: 20rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 1.1rem 0; font-size: 0.8rem; color: #64748b; }

/* ===== Floating WhatsApp ===== */
.wa-float {
  position: fixed; right: 1.3rem; bottom: 1.3rem; z-index: 200;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--whatsapp); color: #fff;
  display: grid; place-items: center; font-size: 1.7rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45);
  transition: transform 0.15s ease;
}
.wa-float:hover { transform: scale(1.08); }

/* ===== Reveal animation ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; padding: 3.5rem 0 4rem; }
  .hero-art { display: none; }
  .about-inner { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .topbar-inner { justify-content: center; text-align: center; }
  .nav {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: flex-start;
    background: #fff; border-bottom: 1px solid var(--border);
    padding: 1rem 1.4rem; gap: 1rem;
    box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .nav-toggle { display: block; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}