/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif; color: #2A1A20; line-height: 1.6; overflow-x: hidden; background: #FDFAF8; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== Wine Color System ===== */
:root {
  --wine: #7B1E3C;
  --wine-deep: #5E1730;
  --wine-soft: #F6E9ED;
  --wine-line: #EFD9E0;
  --bg: #FDFAF8;
  --surface: #FFFFFF;
  --ink: #2A1A20;
  --muted: #6B5B62;
  --line: #F0E7EA;
  --green: #2F8F6B;
  --green-soft: #E7F2EC;
  --amber: #B5751A;
  --amber-soft: #FBF0DE;
  --radius: 16px;
  --shadow: 0 2px 4px rgba(42,26,32,.03), 0 12px 32px rgba(94,23,48,.06);
}

/* ===== Container ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ===== Section Tag Badge ===== */
.section-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 16px;
  border: 1.5px solid var(--wine);
  color: var(--wine);
  border-radius: 4px;
  margin-bottom: 20px;
}
.section-tag-light {
  border-color: rgba(255,255,255,.4);
  color: rgba(255,255,255,.9);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; font-size: 0.95rem;
  padding: 14px 32px; border-radius: 50px; border: 2px solid transparent;
  cursor: pointer; transition: all 0.25s ease; white-space: nowrap;
  letter-spacing: 0.2px;
}
.btn-sm { padding: 10px 24px; font-size: 0.85rem; }
.btn-lg { padding: 18px 40px; font-size: 1rem; }
.btn-wine { background: var(--wine); color: white; border-color: var(--wine); }
.btn-wine:hover { background: var(--wine-deep); border-color: var(--wine-deep); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(123,30,60,.3); }
.btn-outline-wine { background: transparent; color: var(--wine); border-color: var(--wine); }
.btn-outline-wine:hover { background: var(--wine); color: white; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--wine); border-color: var(--wine-line); }
.btn-ghost:hover { background: var(--wine-soft); border-color: var(--wine); }
.btn-white { background: white; color: var(--wine); border-color: white; }
.btn-white:hover { background: var(--wine-soft); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(255,255,255,.25); }

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 20px 0; transition: all 0.3s ease;
}
.navbar.scrolled {
  background: rgba(255,255,255,.97); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line); padding: 12px 0;
  box-shadow: 0 1px 8px rgba(42,26,32,.05);
}
.navbar-content { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-img { height: 36px; transition: filter 0.3s; }
.navbar.scrolled .logo-img { filter: brightness(0) saturate(100%) invert(15%) sepia(50%) saturate(3000%) hue-rotate(320deg); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 0.9rem; font-weight: 500; color: var(--ink); opacity: 0.65; transition: opacity 0.2s; }
.navbar:not(.scrolled) .nav-links a { color: white; opacity: 0.8; }
.nav-links a:hover { opacity: 1; }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.mobile-menu { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-menu span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; transition: all 0.3s; border-radius: 2px; }
.navbar:not(.scrolled) .mobile-menu span { background: white; }

/* ===== Hero — MedSeguros style: split layout ===== */
.hero {
  background: var(--wine-deep);
  color: white;
  padding: 160px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-content { max-width: 560px; }
.pill {
  display: inline-block; padding: 8px 18px; border-radius: 999px;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2);
  font-size: 0.8rem; font-weight: 600; margin-bottom: 28px; letter-spacing: 0.5px;
}
.hero h1 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(2.2rem, 4.5vw, 3.4rem); line-height: 1.1; letter-spacing: -1px;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 1.05rem; line-height: 1.75; opacity: 0.8;
  margin-bottom: 36px; max-width: 480px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero .btn-wine { background: white; color: var(--wine); border-color: white; }
.hero .btn-wine:hover { background: var(--wine-soft); box-shadow: 0 8px 24px rgba(0,0,0,.2); }
.hero .btn-ghost { color: white; border-color: rgba(255,255,255,.35); }
.hero .btn-ghost:hover { background: rgba(255,255,255,.1); border-color: white; }
.trust-bar { display: flex; gap: 24px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; font-weight: 500; opacity: 0.7; }
.trust-item svg { opacity: 0.6; flex-shrink: 0; }

/* Hero visual — geometric shapes collage (MedSeguros style) */
.hero-visual {
  position: relative;
  width: 100%;
  height: 520px;
}
.hero-visual .shape {
  position: absolute;
  border-radius: 50%;
  overflow: hidden;
}
.hero-visual .shape img {
  width: 100%; height: 100%; object-fit: cover;
}
.hero-visual .shape-1 {
  width: 280px; height: 280px;
  top: 20px; left: 50%;
  transform: translateX(-50%);
  border-radius: 50%;
}
.hero-visual .shape-2 {
  width: 180px; height: 180px;
  bottom: 40px; left: 10%;
  border-radius: 24px;
}
.hero-visual .shape-3 {
  width: 160px; height: 160px;
  bottom: 20px; right: 5%;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
}
.hero-visual .shape-4 {
  width: 200px; height: 200px;
  top: 10px; left: 5%;
  border-radius: 50%;
}
.hero-visual .shape-5 {
  width: 150px; height: 150px;
  top: 60px; right: 2%;
  border-radius: 24px;
}
.hero-visual .accent-circle {
  position: absolute;
  border-radius: 50%;
  background: rgba(246,233,237,.12);
}
.hero-visual .accent-1 {
  width: 100px; height: 100px;
  top: 0; left: 10%;
}
.hero-visual .accent-2 {
  width: 60px; height: 60px;
  bottom: 0; right: 30%;
}

/* Fallback: center hero text when no visual column */
.hero-centered .container {
  display: block;
  text-align: center;
}
.hero-centered .hero-content {
  max-width: 780px;
  margin: 0 auto;
}
.hero-centered .hero-actions { justify-content: center; }
.hero-centered .trust-bar { justify-content: center; }
.hero-centered .hero-sub { margin-left: auto; margin-right: auto; }

/* ===== Problem Section ===== */
.section-problem {
  padding: 100px 0;
  background: var(--surface);
}
.section-problem .container {
  max-width: 800px;
  text-align: center;
}
.section-problem h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.5px; margin-bottom: 28px;
  line-height: 1.2;
}
.section-problem p { color: var(--muted); font-size: 1.05rem; line-height: 1.8; margin-bottom: 16px; }
.section-problem .highlight {
  color: var(--wine); font-weight: 800;
  font-size: 1.5rem; margin-top: 28px; letter-spacing: -0.3px;
}

/* ===== Steps/Services — MedSeguros numbered rows ===== */
.section-steps {
  padding: 100px 0;
  background: var(--bg);
}
.section-steps h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.5px;
  text-align: center; margin-bottom: 16px; line-height: 1.2;
}
.section-intro {
  text-align: center; color: var(--muted); font-size: 1.05rem;
  max-width: 680px; margin: 0 auto 56px; line-height: 1.8;
}

/* Numbered service rows — inspired by MedSeguros */
.steps-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.step-card {
  display: grid;
  grid-template-columns: 100px 1fr 2fr;
  gap: 24px;
  align-items: center;
  padding: 40px 48px;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s;
}
.step-card:first-child { border-top: 1px solid var(--line); }
.step-card:hover { background: var(--wine-soft); }
.step-card.featured {
  background: var(--wine);
  color: white;
  border-color: var(--wine);
}
.step-card.featured + .step-card { border-top-color: var(--wine); }
.step-card.featured:hover { background: var(--wine-deep); }
.step-card.featured .step-num { color: rgba(255,255,255,.3); }
.step-card.featured p { color: rgba(255,255,255,.8); }
.step-card.featured h3 { color: white; }
.step-num {
  font-family: 'Plus Jakarta Sans'; font-weight: 800; font-size: 2.8rem;
  color: var(--wine-line); line-height: 1;
}
.step-card h3 { font-family: 'Plus Jakarta Sans'; font-weight: 700; font-size: 1.2rem; color: var(--ink); }
.step-card p { color: var(--muted); font-size: 0.95rem; line-height: 1.7; }

/* ===== Tech/Diferencial Section ===== */
.section-tech {
  padding: 100px 0;
  background: var(--wine-deep);
  color: white;
}
.section-tech h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.5px;
  text-align: left; margin-bottom: 16px; line-height: 1.2;
  max-width: 600px;
}
.section-tech .section-intro {
  text-align: left;
  color: rgba(255,255,255,.7);
  max-width: 600px;
  margin: 0 0 48px;
}
.section-tech .tech-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.tech-card {
  background: rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid rgba(255,255,255,.1);
  transition: background 0.3s;
}
.tech-card:hover { background: rgba(255,255,255,.1); }
.tech-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: rgba(255,255,255,.1);
  color: rgba(255,255,255,.8);
  display: grid; place-items: center; margin-bottom: 16px;
}
.tech-card h3 { font-family: 'Plus Jakarta Sans'; font-weight: 700; font-size: 1rem; margin-bottom: 8px; color: white; }
.tech-card p { color: rgba(255,255,255,.6); font-size: 0.9rem; line-height: 1.6; }
.tech-note { color: rgba(255,255,255,.6); font-size: 0.95rem; max-width: 600px; margin-top: 32px; line-height: 1.7; }
.compliance-box {
  display: flex; align-items: flex-start; gap: 14px; padding: 24px;
  background: rgba(255,255,255,.06); border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.1); margin-top: 24px;
}
.compliance-box svg { flex-shrink: 0; color: rgba(255,255,255,.7); margin-top: 2px; }
.compliance-box p { color: rgba(255,255,255,.7); font-size: 0.9rem; line-height: 1.6; }

/* ===== Features — Rectangular institutional cards ===== */
.section-features {
  padding: 100px 0;
  background: var(--surface);
}
.section-features h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.5px;
  text-align: center; margin-bottom: 56px; line-height: 1.2;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  transition: transform 0.3s, box-shadow 0.3s;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.feature-img {
  width: 100%; height: 200px; object-fit: cover; display: block;
}
.feature-card h3 { font-family: 'Plus Jakarta Sans'; font-weight: 700; font-size: 1.05rem; padding: 20px 24px 8px; color: var(--ink); }
.feature-card p { color: var(--muted); font-size: 0.9rem; padding: 0 24px 24px; line-height: 1.6; }

/* ===== Plans Section ===== */
.section-plans {
  padding: 100px 0;
  background: var(--bg);
}
.section-plans h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.5px;
  text-align: center; margin-bottom: 16px; line-height: 1.2;
}
.plans-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.plan-card {
  background: var(--surface); border-radius: var(--radius); padding: 40px 32px;
  border: 1px solid var(--line); position: relative; transition: transform 0.3s, box-shadow 0.3s;
}
.plan-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.plan-card.featured {
  background: var(--wine-deep); color: white;
  border-color: transparent;
  box-shadow: 0 20px 50px rgba(94,23,48,.25);
}
.plan-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: #FFC44D; color: var(--wine-deep); font-weight: 700; font-size: 0.72rem;
  padding: 6px 18px; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.5px;
}
.plan-card h3 { font-family: 'Plus Jakarta Sans'; font-weight: 800; font-size: 1.5rem; margin-bottom: 8px; }
.plan-desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 24px; }
.plan-card.featured .plan-desc { color: rgba(255,255,255,.65); }
.plan-price { margin-bottom: 16px; }
.old-price { text-decoration: line-through; color: var(--muted); font-size: 0.9rem; display: block; margin-bottom: 4px; }
.plan-card.featured .old-price { color: rgba(255,255,255,.45); }
.current-price { font-family: 'Plus Jakarta Sans'; font-weight: 800; font-size: 2.4rem; letter-spacing: -0.5px; }
.current-price small { font-size: 0.9rem; font-weight: 500; }
.label-from { font-size: 0.85rem; color: var(--muted); display: block; margin-bottom: 4px; }
.founder-badge {
  display: inline-block; background: var(--green-soft); color: var(--green);
  font-size: 0.72rem; font-weight: 700; padding: 5px 14px; border-radius: 999px; margin-bottom: 20px;
}
.plan-card.featured .founder-badge { background: rgba(47,143,107,.2); color: #7BE0AE; }
.plan-features { list-style: none; margin-bottom: 28px; }
.plan-features li {
  padding: 10px 0; font-size: 0.9rem; display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--line);
}
.plan-card.featured .plan-features li { border-color: rgba(255,255,255,.1); }
.plan-features li::before { content: '\2713'; color: var(--green); font-weight: 700; flex-shrink: 0; }
.plan-card.featured .plan-features li::before { color: #7BE0AE; }
.btn-plan { width: 100%; justify-content: center; }
.plan-card.featured .btn-outline-wine { color: white; border-color: rgba(255,255,255,.3); }
.plan-card.featured .btn-wine { background: white; color: var(--wine-deep); border-color: white; }
.plans-note { text-align: center; color: var(--muted); font-size: 0.9rem; margin-top: 40px; }

/* ===== Compare Section ===== */
.section-compare {
  padding: 100px 0;
  background: var(--surface);
}
.section-compare h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.5px;
  text-align: center; margin-bottom: 16px; line-height: 1.2;
}
.compare-table { max-width: 820px; margin: 40px auto 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.compare-row { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; }
.compare-row.header { background: var(--bg); font-weight: 700; font-size: 0.9rem; }
.compare-row:not(.header) { border-top: 1px solid var(--line); }
.compare-cell { padding: 16px 18px; font-size: 0.9rem; text-align: center; }
.compare-cell.label { text-align: left; font-weight: 600; color: var(--ink); }
.compare-cell.featured { background: var(--wine-soft); }
.compare-row.header .compare-cell.featured { background: var(--wine); color: white; font-weight: 800; }
.check { color: var(--green); font-weight: 700; font-size: 1.1rem; }
.x { color: #C9BBC0; font-size: 1rem; }
.partial { color: var(--amber); font-weight: 600; }
.compare-footer { text-align: center; color: var(--muted); font-size: 0.95rem; max-width: 680px; margin: 36px auto 0; font-style: italic; }

/* ===== Enterprise Section ===== */
.section-enterprise {
  padding: 80px 0;
  background: var(--bg);
  text-align: center;
}
.section-enterprise h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.5px;
  text-align: center; margin-bottom: 16px; line-height: 1.2;
}
.section-enterprise p { color: var(--muted); font-size: 1.05rem; max-width: 600px; margin: 16px auto 36px; }

/* ===== Security Section ===== */
.section-security {
  padding: 100px 0;
  background: var(--surface);
  text-align: center;
}
.section-security h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.5px;
  margin-bottom: 16px; line-height: 1.2;
}
.security-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 720px; margin: 40px auto 0; }
.security-item {
  display: flex; align-items: center; gap: 14px; padding: 20px 24px;
  background: var(--bg); border-radius: var(--radius); border: 1px solid var(--line);
  font-weight: 600; font-size: 0.95rem; text-align: left;
}
.security-item svg { color: var(--wine); flex-shrink: 0; }

/* ===== FAQ Section — MedSeguros split layout ===== */
.section-faq {
  padding: 100px 0;
  background: var(--bg);
}
.section-faq h2 {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.5px;
  margin-bottom: 16px; line-height: 1.2;
}
.faq-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}
.faq-heading { position: sticky; top: 120px; }
.faq-list { max-width: 100%; }
.faq-item {
  border-bottom: 1px solid var(--line); cursor: pointer;
}
.faq-item summary {
  padding: 20px 0; font-weight: 600; font-size: 1rem; list-style: none;
  display: flex; align-items: center; justify-content: space-between;
  color: var(--ink);
}
.faq-item summary::after { content: '+'; font-size: 1.5rem; color: var(--wine); font-weight: 300; }
.faq-item[open] summary::after { content: '\2212'; }
.faq-item p { padding: 0 0 20px; color: var(--muted); font-size: 0.95rem; line-height: 1.8; }

/* ===== CTA Final ===== */
.section-cta-final {
  padding: 100px 0; text-align: center;
  background: var(--wine-deep); color: white;
}
.section-cta-final h2 {
  font-family: 'Plus Jakarta Sans'; font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.5px; margin-bottom: 20px;
  line-height: 1.2;
}
.section-cta-final p { opacity: 0.75; font-size: 1.05rem; max-width: 560px; margin: 0 auto 36px; line-height: 1.7; }
.cta-note { display: block; margin-top: 20px; font-size: 0.85rem; opacity: 0.6; }

/* ===== CTA Cotação Banner ===== */
.section-cta-cotacao {
  background: var(--wine);
  padding: 80px 32px;
  text-align: center;
  color: white;
}
.section-cta-cotacao h2 {
  font-family: 'Plus Jakarta Sans'; font-weight: 800;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem); margin-bottom: 16px;
  letter-spacing: -0.5px; line-height: 1.2;
}
.section-cta-cotacao p {
  font-size: 1rem; opacity: 0.8; margin-bottom: 32px;
  max-width: 540px; margin-left: auto; margin-right: auto;
}
.section-cta-cotacao .btn {
  background: white; color: var(--wine); font-weight: 700;
  padding: 18px 44px; border-radius: 50px; font-size: 1rem;
  border: none; box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.section-cta-cotacao .btn:hover { background: var(--wine-soft); transform: translateY(-2px); }

/* ===== Footer — MedSeguros multi-column ===== */
.footer {
  padding: 72px 0 32px;
  background: var(--ink);
  color: white;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-logo { height: 34px; margin-bottom: 16px; }
.footer-brand p { color: rgba(255,255,255,.5); font-size: 0.9rem; line-height: 1.6; }
.footer-col h4 {
  font-family: 'Plus Jakarta Sans'; font-weight: 700; font-size: 0.72rem;
  letter-spacing: 1.5px; text-transform: uppercase;
  margin-bottom: 18px; color: rgba(255,255,255,.5);
}
.footer-col a, .footer-col span {
  display: block; color: rgba(255,255,255,.7); font-size: 0.9rem; margin-bottom: 10px;
  transition: color 0.2s;
}
.footer-col a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08); padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { color: rgba(255,255,255,.35); font-size: 0.8rem; }
.footer-bottom a { color: rgba(255,255,255,.35); font-size: 0.8rem; margin-left: 24px; }
.footer-bottom a:hover { color: rgba(255,255,255,.6); }

/* ===== WhatsApp Floating Widget ===== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
}
.whatsapp-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: white;
  padding: 14px 24px;
  border-radius: 50px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37,211,102,.4);
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}
.whatsapp-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,.5);
}
.whatsapp-btn svg { flex-shrink: 0; }
.whatsapp-bubble {
  position: absolute;
  bottom: 64px;
  right: 0;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0,0,0,.15);
  padding: 20px 24px;
  width: 300px;
  opacity: 0;
  transform: translateY(10px) scale(0.95);
  pointer-events: none;
  transition: all 0.3s;
  border: 1px solid var(--line);
}
.whatsapp-float.open .whatsapp-bubble {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.whatsapp-bubble-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.whatsapp-bubble-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--wine);
  color: white;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}
.whatsapp-bubble-name { font-weight: 700; font-size: 0.95rem; color: var(--ink); }
.whatsapp-bubble-role { font-size: 0.8rem; color: var(--muted); }
.whatsapp-bubble-msg {
  background: var(--bg);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 0.85rem;
  color: var(--ink);
  line-height: 1.6;
  margin-bottom: 14px;
}
.whatsapp-bubble-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.whatsapp-bubble-actions a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #25D366;
  color: white;
  padding: 12px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  transition: background 0.2s;
}
.whatsapp-bubble-actions a:hover { background: #20BD5A; }
.whatsapp-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 1.2rem;
  line-height: 1;
}
@media (max-width: 768px) {
  .whatsapp-btn span { display: none; }
  .whatsapp-btn { padding: 14px; border-radius: 50%; }
  .whatsapp-bubble { width: calc(100vw - 48px); right: -4px; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero { text-align: center; }
  .hero-content { max-width: 720px; margin: 0 auto; }
  .hero-actions { justify-content: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .trust-bar { justify-content: center; }
  .section-tech .tech-layout { grid-template-columns: 1fr; }
  .section-tech h2, .section-tech .section-intro { text-align: center; max-width: 100%; margin-left: auto; margin-right: auto; }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .faq-heading { position: static; text-align: center; }
}

@media (max-width: 900px) {
  .step-card { grid-template-columns: 80px 1fr; padding: 28px 32px; }
  .step-card h3 { grid-column: 2; }
  .step-card p { grid-column: 1 / -1; }
  .tech-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .plans-grid { grid-template-columns: 1fr; max-width: 440px; margin-left: auto; margin-right: auto; }
  .compare-table { font-size: 0.8rem; }
  .compare-cell { padding: 12px 10px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .security-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .nav-links, .nav-actions { display: none; }
  .nav-links.active {
    display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--surface); padding: 20px 24px; gap: 12px;
    border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(0,0,0,.1);
  }
  .nav-links.active a { color: var(--ink) !important; opacity: 1 !important; padding: 10px 0; font-size: 1rem; }
  .nav-links.active + .nav-actions { display: flex; position: absolute; top: calc(100% + 200px); left: 24px; }
  .mobile-menu { display: block; }
  .hero { padding: 130px 0 70px; }
  .hero h1 { font-size: 1.8rem; }
  .trust-bar { flex-direction: column; gap: 12px; align-items: center; }
  .step-card { grid-template-columns: 1fr; padding: 24px; gap: 8px; }
  .step-num { font-size: 2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .compare-row { grid-template-columns: 1.2fr 1fr 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section-problem, .section-steps, .section-tech, .section-features,
  .section-plans, .section-compare, .section-enterprise, .section-security,
  .section-faq, .section-cta-final, .section-cta-cotacao { padding: 72px 0; }
}