:root {
  --navy: #0D1B2A;
  --navy2: #112236;
  --teal: #0FA79A;
  --teal-d: #0c8f84;
  --teal-l: #E6F7F5;
  --gray: #718096;
  --gray-l: #F2F4F7;
  --white: #ffffff;
  --warn: #f0a941;
  --ok: #2fbf8f;
  --radius: 14px;
  --shadow: 0 20px 45px -20px rgba(13, 27, 42, 0.35);
  --ease: cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--navy);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3 { margin: 0 0 .5em; line-height: 1.2; font-weight: 800; letter-spacing: -.01em; }
p { margin: 0 0 1em; color: var(--gray); }

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 820px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--teal); color: #fff;
  padding: 12px 20px; z-index: 200; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid rgba(13,27,42,.06);
  transition: box-shadow .3s var(--ease);
}
.header.scrolled { box-shadow: 0 8px 24px -12px rgba(13,27,42,.15); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 24px;
}
.brand { font-size: 22px; font-weight: 800; letter-spacing: -.02em; white-space: nowrap; display: inline-flex; align-items: center; }
.brand-mark { color: var(--navy); }
.brand-mark-accent { color: var(--teal); }
.brand-logo { height: 34px; width: auto; display: block; }
.footer-brand .brand-logo { height: 56px; }
.nav { display: flex; gap: 28px; margin-left: auto; }
.nav a { font-weight: 600; font-size: 15px; color: var(--navy); opacity: .75; transition: opacity .2s; }
.nav a:hover { opacity: 1; color: var(--teal-d); }
.nav-toggle { display: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 26px; border-radius: 999px; font-weight: 700; font-size: 15px;
  cursor: pointer; border: none; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
  white-space: nowrap;
}
.btn-primary { background: var(--teal); color: #fff; box-shadow: 0 10px 24px -8px rgba(15,167,154,.55); }
.btn-primary:hover { background: var(--teal-d); transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--navy); }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(0,0,0,.25); }
.btn-lg { padding: 17px 34px; font-size: 16px; }
.btn-header { margin-left: 8px; }

/* ---------- Hero ---------- */
.hero {
  background: radial-gradient(1200px 600px at 15% -10%, #163251 0%, var(--navy) 55%, var(--navy2) 100%);
  padding: 88px 0 100px;
  overflow: hidden;
}
.hero-inner {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; color: var(--teal); background: rgba(15,167,154,.14);
  padding: 7px 14px; border-radius: 999px; margin-bottom: 20px;
}
.eyebrow-dark { color: var(--teal-d); background: var(--teal-l); }
.hero h1 { font-size: 42px; color: #fff; max-width: 620px; }
.hero-sub { font-size: 17px; color: rgba(255,255,255,.78); max-width: 540px; }
.hero-cta { margin-top: 28px; display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.hero-cta-note { font-size: 13px; color: rgba(255,255,255,.55); }

/* ---------- Mock window (fictitious screenshots) ---------- */
.mock-window {
  background: linear-gradient(160deg, var(--navy2), #0a1522);
  border-radius: 16px;
  box-shadow: var(--shadow), 0 0 0 1px rgba(255,255,255,.06);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
}
.mock-titlebar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; background: rgba(255,255,255,.03);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-red { background: #ff5f57; } .dot-yellow { background: #febc2e; } .dot-green { background: #28c840; }
.mock-title { color: rgba(255,255,255,.55); font-size: 12px; margin-left: 8px; }
.mock-body { padding: 22px; }

.mock-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.mock-kpi {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px; padding: 14px 10px;
}
.mock-kpi strong { display: block; font-size: 22px; color: #fff; }
.mock-kpi span { font-size: 11px; color: rgba(255,255,255,.5); }
.mock-kpi-accent strong { color: var(--teal); }

.mock-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 12px; margin-bottom: 16px; }
.mock-card-label { display: block; font-size: 11px; color: rgba(255,255,255,.45); margin-bottom: 10px; text-transform: uppercase; letter-spacing: .04em; }
.mock-chart, .mock-links {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px; padding: 14px;
}
.mock-bars { display: flex; align-items: flex-end; gap: 6px; height: 70px; }
.mock-bars i { flex: 1; background: linear-gradient(180deg, var(--teal), var(--teal-d)); border-radius: 3px 3px 0 0; height: var(--h); display: block; }
.mock-links ul li { font-size: 12px; color: rgba(255,255,255,.72); display: flex; align-items: center; padding: 5px 0; }
.mock-bullet { width: 6px; height: 6px; border-radius: 50%; background: var(--teal); margin-right: 8px; flex-shrink: 0; }

.mock-list {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px; padding: 14px;
}
.mock-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 0; font-size: 13px; color: rgba(255,255,255,.8);
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.mock-row:last-child { border-bottom: none; }
.pill { font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 999px; }
.pill-warn { background: rgba(240,169,65,.18); color: #f0a941; }
.pill-ok { background: rgba(47,191,143,.18); color: #2fbf8f; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--gray-l); }
.section-dark { background: var(--navy); }
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section h2 { font-size: 32px; }
.h2-light { color: #fff; }
.section-lead { font-size: 16px; max-width: 560px; margin: 0 auto; }
.section-dark .section-lead { color: rgba(255,255,255,.68); }
.section-dark p:not(.section-lead) { color: rgba(255,255,255,.68); }

.cards-grid, .diff-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.feat-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.card, .feat {
  background: #fff; border: 1px solid rgba(13,27,42,.07); border-radius: var(--radius);
  padding: 28px 24px; transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.card:hover, .feat:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.section-dark .feat { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.08); }
.card-icon, .feat-icon { font-size: 30px; margin-bottom: 14px; }
.card h3, .feat h3 { font-size: 18px; color: inherit; }
.section-dark .feat h3 { color: #fff; }
.card p, .feat p { font-size: 14.5px; margin-bottom: 0; }

.diff-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
.diff { display: flex; gap: 14px; background: #fff; border-radius: var(--radius); padding: 22px; box-shadow: 0 8px 24px -16px rgba(13,27,42,.2); }
.diff-check {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--teal-l); color: var(--teal-d);
  display: flex; align-items: center; justify-content: center; font-weight: 800;
}
.diff p { margin: 0; color: var(--navy); font-weight: 600; font-size: 15px; }

/* ---------- Showcase (how it looks) ---------- */
.showcase {
  display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center;
  margin-bottom: 64px;
}
.showcase-reverse { grid-template-columns: 1.2fr .8fr; }
.showcase-reverse .showcase-text { order: 2; }
.showcase-text h3 { font-size: 24px; }
.mock-window-sm { transform: none; }
.showcase-disclaimer { text-align: center; font-size: 13px; color: var(--gray); margin-top: 8px; }

.kanban { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.kanban-5 { grid-template-columns: repeat(5, 1fr); }
.kanban-col { background: rgba(255,255,255,.03); border-radius: 8px; padding: 10px; min-height: 90px; }
.kanban-head { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: rgba(255,255,255,.5); margin-bottom: 8px; }
.kanban-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 6px; padding: 8px 10px; font-size: 12px; color: rgba(255,255,255,.85); margin-bottom: 8px; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--teal-d), var(--teal)); padding: 64px 0; text-align: center; }
.cta-band h2 { color: #fff; font-size: 28px; }
.cta-band p { color: rgba(255,255,255,.85); max-width: 480px; margin: 0 auto 28px; }

.cta-final { text-align: center; padding: 100px 0; }
.cta-final h2 { max-width: 640px; margin-left: auto; margin-right: auto; }
.cta-final .btn { margin-top: 12px; }

/* ---------- FAQ ---------- */
.faq-item { border-bottom: 1px solid rgba(13,27,42,.1); }
.faq-question {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 4px; font-size: 16.5px; font-weight: 700; color: var(--navy); font-family: inherit;
}
.faq-icon { color: var(--teal); font-size: 22px; font-weight: 400; transition: transform .25s var(--ease); flex-shrink: 0; margin-left: 16px; }
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .3s var(--ease); }
.faq-answer p { padding: 0 4px 22px; font-size: 15px; }

/* ---------- Footer ---------- */
.footer { background: var(--navy); padding: 56px 0 0; }
.footer-inner {
  display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap;
  padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand p { color: rgba(255,255,255,.5); font-size: 14px; margin-top: 8px; max-width: 260px; }
.footer-links, .footer-contact { display: flex; flex-direction: column; gap: 10px; }
.footer-links a, .footer-contact a { color: rgba(255,255,255,.7); font-size: 14px; }
.footer-links a:hover, .footer-contact a:hover { color: var(--teal); }
.footer-bottom { padding: 20px 0; }
.footer-bottom p { color: rgba(255,255,255,.4); font-size: 13px; margin: 0; text-align: center; }

/* ---------- WhatsApp floating button ---------- */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 150;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 28px -8px rgba(37,211,102,.6);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,.55), 0 12px 28px -8px rgba(37,211,102,.6); }
  70% { box-shadow: 0 0 0 14px rgba(37,211,102,0), 0 12px 28px -8px rgba(37,211,102,.6); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0), 0 12px 28px -8px rgba(37,211,102,.6); }
}

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
  .cards-grid, .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: 1fr; }
  .showcase, .showcase-reverse { grid-template-columns: 1fr; }
  .showcase-reverse .showcase-text { order: 0; }
  .kanban, .kanban-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav { position: fixed; top: 72px; left: 0; right: 0; background: #fff;
    flex-direction: column; padding: 20px 24px; gap: 18px; box-shadow: 0 12px 24px -12px rgba(0,0,0,.15);
    transform: translateY(-130%); transition: transform .3s var(--ease); }
  .nav.open { transform: translateY(0); }
  .nav-toggle {
    display: flex; 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); border-radius: 2px; }
  .btn-header { display: none; }
  .mock-kpis { grid-template-columns: repeat(2, 1fr); }
  .mock-grid { grid-template-columns: 1fr; }
  .cards-grid, .feat-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { padding: 56px 0 64px; }
  .hero h1 { font-size: 28px; }
  .section h2 { font-size: 26px; }
}