/* GRS XTOOL — Public site */
:root {
  --blue:    #1a56db;
  --blue-dk: #1e3a8a;
  --dark:    #0f172a;
  --dark2:   #1e293b;
  --dark3:   #334155;
  --accent:  #38bdf8;
  --text:    #e2e8f0;
  --text-m:  #94a3b8;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { opacity: .85; }

/* ─── NAV ─── */
.navbar {
  background: rgba(15,23,42,.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  position: sticky; top: 0; z-index: 999;
  padding: .9rem 0;
}
.navbar .brand { font-size: 1.25rem; font-weight: 700; color: #fff; }
.navbar .brand span { color: var(--accent); }
.navbar .nav-link { color: var(--text-m) !important; font-size: .9rem; }
.navbar .nav-link:hover { color: #fff !important; }
.btn-nav {
  background: var(--blue);
  color: #fff !important;
  border-radius: 8px;
  padding: .4rem 1rem;
  font-size: .875rem;
  font-weight: 500;
}
.btn-nav:hover { background: var(--blue-dk); }

/* ─── HERO ─── */
.hero {
  min-height: 88vh;
  display: flex; align-items: center;
  background: linear-gradient(135deg, #0f172a 0%, #0c1a3a 60%, #0f172a 100%);
  position: relative; overflow: hidden;
  padding: 5rem 0 4rem;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% -10%, rgba(26,86,219,.25) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-block;
  background: rgba(26,86,219,.18);
  border: 1px solid rgba(26,86,219,.4);
  color: var(--accent);
  font-size: .78rem; font-weight: 600; letter-spacing: .05em;
  padding: .3rem .8rem; border-radius: 100px; margin-bottom: 1.2rem;
  text-transform: uppercase;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; line-height: 1.1; color: #fff; }
.hero h1 span { color: var(--accent); }
.hero p { font-size: 1.1rem; color: var(--text-m); max-width: 520px; margin: 1rem 0 2rem; }
.btn-primary-cta {
  background: var(--blue);
  color: #fff; border: none; border-radius: 10px;
  padding: .85rem 2rem; font-size: 1rem; font-weight: 600;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: background .2s, transform .15s;
}
.btn-primary-cta:hover { background: #1648c0; color: #fff; transform: translateY(-1px); }
.btn-outline-cta {
  background: transparent;
  color: var(--text); border: 1px solid rgba(255,255,255,.2); border-radius: 10px;
  padding: .85rem 2rem; font-size: 1rem; font-weight: 500;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: border-color .2s;
}
.btn-outline-cta:hover { border-color: rgba(255,255,255,.5); color: #fff; }

.hero-image {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,.5);
}
.hero-image-inner {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  padding: 2rem;
  display: flex; flex-direction: column; gap: 1rem;
}
.mock-bar {
  height: 10px; border-radius: 5px; background: rgba(255,255,255,.07);
}
.mock-bar.w-40 { width: 40%; }
.mock-bar.w-65 { width: 65%; }
.mock-bar.w-80 { width: 80%; }
.mock-chip {
  display: inline-block; padding: .25rem .7rem;
  border-radius: 6px; font-size: .75rem; font-weight: 600;
}

/* ─── SECTIONS ─── */
section { padding: 5rem 0; }
section.alt { background: #0c1423; }
.section-label {
  font-size: .75rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--blue);
  margin-bottom: .5rem;
}
.section-title { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 700; color: #fff; }
.section-subtitle { color: var(--text-m); margin-top: .5rem; font-size: 1rem; }

/* ─── FEATURE CARDS ─── */
.feature-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 14px; padding: 1.75rem;
  height: 100%;
  transition: border-color .2s, transform .2s;
}
.feature-card:hover { border-color: rgba(26,86,219,.5); transform: translateY(-3px); }
.feature-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: rgba(26,86,219,.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: 1rem;
  color: var(--accent);
}
.feature-card h5 { font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: .4rem; }
.feature-card p { font-size: .875rem; color: var(--text-m); margin: 0; }

/* ─── DEVICE CHIPS ─── */
.chip-grid { display: flex; flex-wrap: wrap; gap: .6rem; }
.chip {
  background: var(--dark2); border: 1px solid rgba(255,255,255,.08);
  border-radius: 8px; padding: .4rem .85rem; font-size: .83rem; color: var(--text-m);
}
.chip.ql { border-color: rgba(56,189,248,.2); color: var(--accent); }
.chip.mt { border-color: rgba(52,211,153,.2); color: #34d399; }

/* ─── PRICING ─── */
.price-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px; padding: 2rem;
  text-align: center; height: 100%;
  transition: border-color .2s;
}
.price-card.popular {
  border-color: var(--blue);
  background: linear-gradient(135deg, #1e3a8a22, var(--dark2));
}
.price-tag { font-size: 2.8rem; font-weight: 800; color: #fff; }
.price-tag small { font-size: 1rem; font-weight: 400; color: var(--text-m); }
.price-card .period { color: var(--text-m); font-size: .875rem; margin-bottom: 1.5rem; }
.price-card ul { list-style: none; text-align: left; margin-bottom: 1.5rem; }
.price-card ul li { font-size: .875rem; color: var(--text-m); padding: .3rem 0; display: flex; gap: .5rem; }
.price-card ul li::before { content: '✓'; color: #34d399; font-weight: 700; flex-shrink: 0; }
.btn-price {
  background: var(--blue); color: #fff;
  border: none; border-radius: 10px; padding: .75rem 1.5rem;
  font-weight: 600; width: 100%; font-size: .95rem;
  transition: background .2s;
}
.btn-price:hover { background: var(--blue-dk); }
.badge-popular {
  background: var(--blue); color: #fff;
  font-size: .7rem; font-weight: 700; letter-spacing: .05em;
  padding: .2rem .6rem; border-radius: 100px; text-transform: uppercase;
  display: inline-block; margin-bottom: 1rem;
}

/* ─── STEPS ─── */
.step { display: flex; gap: 1.25rem; }
.step-num {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(26,86,219,.2); border: 1px solid rgba(26,86,219,.4);
  color: var(--accent); font-weight: 700; font-size: 1rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.step-body h6 { font-size: .95rem; font-weight: 600; color: #fff; margin-bottom: .2rem; }
.step-body p  { font-size: .85rem; color: var(--text-m); margin: 0; }

/* ─── FAQ ─── */
.accordion-item { background: var(--dark2) !important; border: 1px solid rgba(255,255,255,.07) !important; border-radius: 10px !important; margin-bottom: .5rem; }
.accordion-button { background: var(--dark2) !important; color: #fff !important; font-weight: 500; border-radius: 10px !important; }
.accordion-button:not(.collapsed) { color: var(--accent) !important; box-shadow: none !important; }
.accordion-button::after { filter: invert(1); }
.accordion-body { color: var(--text-m); font-size: .9rem; background: var(--dark2); border-radius: 0 0 10px 10px; }

/* ─── CTA BANNER ─── */
.cta-banner {
  background: linear-gradient(135deg, #1a3a8a, #1a56db);
  border-radius: 20px; padding: 3.5rem 2.5rem;
  text-align: center;
}
.cta-banner h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 700; color: #fff; }
.cta-banner p { color: rgba(255,255,255,.75); margin: .75rem 0 2rem; }

/* ─── FOOTER ─── */
footer {
  background: #080e1c;
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 3rem 0 1.5rem;
}
.footer-brand { font-size: 1.15rem; font-weight: 700; color: #fff; }
.footer-brand span { color: var(--accent); }
footer p { color: var(--text-m); font-size: .85rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: .4rem; }
.footer-links a { color: var(--text-m); font-size: .85rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.06); margin-top: 2.5rem; padding-top: 1.5rem; }

/* ─── WHATSAPP FLOAT ─── */
.wa-float {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  background: #25d366; color: #fff;
  width: 54px; height: 54px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; box-shadow: 0 4px 16px rgba(37,211,102,.4);
  z-index: 999; transition: transform .2s;
}
.wa-float:hover { transform: scale(1.08); color: #fff; }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .hero { text-align: center; padding: 4rem 0 3rem; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-img-col { margin-top: 2rem; }
  .cta-banner { padding: 2.5rem 1.5rem; }
}