:root{
  --bg: #f6f7fb;
  --surface: rgba(255,255,255,.86);
  --surface-strong: #ffffff;
  --text: #0f172a;
  --muted: #5f6b7a;
  --line: rgba(15, 23, 42, .08);

  --primary: #18233f;
  --primary-strong: #10192f;
  --accent: #34d3c5;

  --shadow-xs: 0 6px 16px rgba(15, 23, 42, .04);
  --shadow-sm: 0 12px 30px rgba(15, 23, 42, .05);
  --shadow-md: 0 24px 60px rgba(15, 23, 42, .07);
  --shadow-lg: 0 34px 90px rgba(15, 23, 42, .11);

  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 38px;

  --container: 1180px;

  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 28px;
  --space-6: 40px;
  --space-7: 56px;
  --space-8: 80px;
  --space-9: 120px;

  --font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*{
  box-sizing: border-box;
}

html{
  scroll-behavior: smooth;
}

body{
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(52, 211, 197, .08), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(24, 35, 63, .06), transparent 60%),
    linear-gradient(180deg, #f7f8fc 0%, #f3f6fb 100%);
  line-height: 1.6;
}

img{
  max-width: 100%;
  display: block;
}

a{
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select{
  font: inherit;
}

.container{
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

/* Typography */

h1,h2,h3,p{
  margin: 0;
}

h1{
  font-size: clamp(3.2rem, 6vw, 6rem);
  line-height: .92;
  letter-spacing: -0.06em;
  font-weight: 900;
  color: var(--primary);
}

h2{
  font-size: clamp(2.2rem, 3.6vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 900;
  color: var(--primary);
}

h3{
  font-size: 1.2rem;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--primary);
}

p{
  color: var(--muted);
  font-size: 1rem;
}

.section{
  padding: var(--space-9) 0;
}

.section-heading{
  display: grid;
  gap: 18px;
  margin-bottom: 56px;
}

.section-heading.centered{
  text-align: center;
  justify-items: center;
}

.section-heading p{
  max-width: 760px;
  font-size: 1.08rem;
  line-height: 1.8;
}

.section-kicker{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(24, 35, 63, .08);
  background: rgba(255,255,255,.74);
  color: var(--primary);
  font-size: .9rem;
  font-weight: 800;
  backdrop-filter: blur(10px);
}

.section-kicker::before{
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(52, 211, 197, .14);
}

.centered{
  text-align: center;
}

/* Buttons */

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: .18s ease;
  cursor: pointer;
}

.btn:hover{
  transform: translateY(-1px);
}

.btn:active{
  transform: translateY(0);
}

.btn-primary{
  background: linear-gradient(180deg, #1f2d4f 0%, #18233f 100%);
  color: #fff;
  box-shadow: 0 18px 40px rgba(24, 35, 63, .16);
}

.btn-primary:hover{
  background: linear-gradient(180deg, #182641 0%, #10192f 100%);
}

.btn-secondary{
  background: rgba(255,255,255,.82);
  color: var(--primary);
  border-color: rgba(24, 35, 63, .10);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover{
  background: #fff;
  border-color: rgba(24, 35, 63, .16);
}

.btn-lg{
  min-height: 60px;
  padding: 0 26px;
  font-size: 1rem;
}

/* Header */

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246,247,251,.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(15, 23, 42, .06);
}

.navbar{
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-logo{
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand-name{
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--primary);
  line-height: 1;
}

.nav-links{
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links a{
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--muted);
  font-weight: 700;
  transition: .18s ease;
}

.nav-links a:hover{
  background: rgba(255,255,255,.72);
  color: var(--primary);
}

.nav-actions{
  display: flex;
  align-items: center;
  gap: 10px;
}

.burger{
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(24, 35, 63, .10);
  border-radius: 14px;
  background: rgba(255,255,255,.88);
  color: var(--primary);
  font-size: 1.28rem;
  font-weight: 800;
  line-height: 1;
  flex: 0 0 48px;
  align-items: center;
  justify-content: center;
  appearance: none;
  -webkit-appearance: none;
}

.mobile-panel{
  display: none;
}

/* Hero */

.hero{
  padding: 130px 0 95px;
}

.hero-centered-wrap{
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: 26px;
  justify-items: center;
  text-align: center;
}

.hero-centered-wrap h1{
  max-width: 900px;
}

.hero-text-centered{
  max-width: 720px;
  font-size: 1.12rem;
  line-height: 1.9;
}

.hero-actions-centered{
  justify-content: center;
}

.hero-trust-centered{
  justify-content: center;
}

/* Problems */

.problems{
  padding-top: 70px;
}

.problem-grid{
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.problem-card{
  min-height: 144px;
  padding: 24px 20px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(15, 23, 42, .06);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: .18s ease;
}

.problem-card p{
  margin: 0;
  color: var(--primary);
  font-weight: 800;
  line-height: 1.38;
}

.problem-card:hover{
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.section-cta{
  margin-top: 34px;
}

/* Services */

.service-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.service-card{
  padding: 32px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.82);
  border: 1px solid rgba(15, 23, 42, .06);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 18px;
  transition: .18s ease;
}

.service-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.service-card-featured{
  background:
    linear-gradient(180deg, rgba(52, 211, 197, .08), rgba(255,255,255,.94)),
    #fff;
  border-color: rgba(52, 211, 197, .28);
  box-shadow: 0 24px 60px rgba(24, 35, 63, .09);
}

.service-card-top{
  display: grid;
  gap: 12px;
}

.service-tag{
  width: fit-content;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(24, 35, 63, .06);
  color: var(--primary);
  font-size: .82rem;
  font-weight: 800;
}

.service-tag-accent{
  background: rgba(52, 211, 197, .14);
  color: #167b72;
}

.service-text{
  font-size: 1rem;
  line-height: 1.8;
}

.feature-list{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.feature-list li{
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--text);
  font-weight: 700;
  line-height: 1.55;
}

.feature-list li::before{
  content: "";
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  border-radius: 999px;
  background: var(--accent);
  margin-top: 9px;
}

.service-card-actions{
  margin-top: 8px;
}

/* Process */

.process{
  padding-top: 130px;
  padding-bottom: 130px;
}

.process-layout{
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 38px;
  align-items: start;
}

.process-copy{
  display: grid;
  gap: 20px;
  position: sticky;
  top: 110px;
}

.process-copy p{
  font-size: 1.05rem;
  line-height: 1.9;
}

.steps{
  display: grid;
  gap: 18px;
}

.step-card{
  padding: 26px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(15, 23, 42, .06);
  background: rgba(255,255,255,.82);
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 18px;
  align-items: start;
}

.step-number{
  width: 60px;
  height: 60px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #223154, #18233f);
  color: #fff;
  font-weight: 900;
  letter-spacing: -.02em;
}

.step-card p{
  margin-top: 8px;
}

/* Plans */

.plans{
  padding-top: 130px;
}

.plans-layout{
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.plan-box{
  padding: 30px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.82);
  border: 1px solid rgba(15, 23, 42, .06);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 16px;
}

.plan-box-highlight{
  background:
    linear-gradient(180deg, rgba(24, 35, 63, .04), rgba(255,255,255,.96)),
    #fff;
  border-color: rgba(24, 35, 63, .14);
  box-shadow: var(--shadow-md);
}

.plan-description{
  font-size: 1rem;
  line-height: 1.78;
}

.plans-note{
  padding: 32px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(500px 180px at 0% 0%, rgba(52, 211, 197, .10), transparent 60%),
    rgba(255,255,255,.84);
  border: 1px solid rgba(15, 23, 42, .06);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 18px;
  justify-items: start;
}

.plans-note p{
  font-size: 1.05rem;
  line-height: 1.8;
}

/* FAQ */

.faq-section{
  padding-top: 130px;
  padding-bottom: 120px;
}

.faq-list{
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.faq-item{
  border: 1px solid rgba(15, 23, 42, .06);
  border-radius: 24px;
  background: rgba(255,255,255,.84);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-item summary{
  list-style: none;
  cursor: pointer;
  padding: 24px 24px;
  font-weight: 800;
  color: var(--text);
  position: relative;
  padding-right: 60px;
}

.faq-item summary::-webkit-details-marker{
  display: none;
}

.faq-item summary::after{
  content: "+";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(24, 35, 63, .07);
  color: var(--primary);
  font-size: 1rem;
  font-weight: 900;
}

.faq-item[open] summary::after{
  content: "–";
}

.faq-item p{
  padding: 0 24px 24px;
  font-size: .98rem;
  line-height: 1.82;
}

/* Final CTA */

.final-cta{
  padding-top: 40px;
  padding-bottom: 100px;
}

.final-cta-box{
  padding: 42px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(600px 220px at 0% 0%, rgba(52, 211, 197, .13), transparent 55%),
    radial-gradient(500px 220px at 100% 100%, rgba(24, 35, 63, .06), transparent 55%),
    rgba(255,255,255,.9);
  border: 1px solid rgba(15, 23, 42, .06);
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 30px;
  align-items: center;
}

.final-cta-copy{
  display: grid;
  gap: 16px;
}

.final-cta-copy p{
  max-width: 650px;
  font-size: 1.08rem;
  line-height: 1.84;
}

.final-cta-actions{
  display: grid;
  gap: 14px;
  justify-items: start;
}

.final-cta-note{
  font-size: .95rem;
  color: var(--muted);
}

/* Footer */

.site-footer{
  padding: 0 0 34px;
}

.footer-layout{
  padding: 34px 0 24px;
  border-top: 1px solid rgba(15, 23, 42, .06);
  display: grid;
  grid-template-columns: 1.2fr .8fr .7fr;
  gap: 20px;
  align-items: start;
}

.footer-branding{
  display: grid;
  gap: 12px;
}

.footer-text{
  max-width: 360px;
}

.footer-links{
  display: grid;
  gap: 10px;
}

.footer-links a{
  color: var(--muted);
  font-weight: 700;
  width: fit-content;
}

.footer-links a:hover{
  color: var(--primary);
}

.footer-contact{
  display: flex;
  justify-content: flex-end;
}

.footer-bottom{
  padding-top: 18px;
  color: var(--muted);
  font-size: .92rem;
  border-top: 1px solid rgba(15, 23, 42, .05);
}

/* WhatsApp Float */

.whatsapp-float{
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: 54px;
  height: 54px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #25D366;
  box-shadow: 0 16px 34px rgba(0,0,0,.18);
  z-index: 60;
  transition: .18s ease;
  opacity: .92;
}

.whatsapp-float:hover{
  transform: translateY(-2px);
}

.whatsapp-float svg{
  width: 26px;
  height: 26px;
  fill: #fff;
}

@media (min-width: 901px){
  .whatsapp-float{
    display: none;
  }
}

/* Responsive */

@media (max-width: 1080px){
  .hero-layout,
  .process-layout,
  .final-cta-box,
  .footer-layout{
    grid-template-columns: 1fr;
  }

  .process-copy{
    position: static;
  }

  .footer-contact{
    justify-content: start;
  }

  .problem-grid{
    grid-template-columns: repeat(3, minmax(0,1fr));
  }
}

@media (max-width: 900px){
  .section,
  .process,
  .plans,
  .faq-section{
    padding-top: 84px;
    padding-bottom: 84px;
  }

  .navbar{
    min-height: 78px;
    gap: 12px;
  }

  .nav-links,
  .nav-actions{
    display: none;
  }

  .brand{
    flex: 1 1 auto;
    min-width: 0;
  }

  .brand-name{
    font-size: 1rem;
  }

  .burger{
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .mobile-panel{
    padding: 0 0 16px;
  }

  .mobile-panel.open{
    display: grid;
    gap: 10px;
  }

  .mobile-panel > a:not(.btn){
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255,255,255,.74);
    color: var(--primary);
    font-weight: 800;
    border: 1px solid rgba(24,35,63,.06);
  }

  .mobile-panel .btn{
    width: 100%;
  }

  .service-grid,
  .plans-layout{
    grid-template-columns: 1fr;
  }

  .problem-grid{
    grid-template-columns: repeat(2, minmax(0,1fr));
  }

  .hero-visual{
    padding: 20px 0 0;
  }

  .hero-screenshot{
    transform: none;
  }

  .hero-screenshot,
  .final-cta-box,
  .plans-note,
  .plan-box,
  .service-card,
  .step-card{
    padding: 24px;
  }
}

@media (max-width: 640px){
  .container{
    width: min(var(--container), calc(100% - 22px));
  }

  .site-header .navbar{
    min-height: 74px;
  }

  .brand{
    gap: 10px;
  }

  .brand-logo{
    width: 36px;
    height: 36px;
  }

  .brand-name{
    font-size: .98rem;
    white-space: nowrap;
  }

  .burger{
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    border-radius: 12px;
    font-size: 1.16rem;
  }

  .hero{
    padding-top: 48px;
    padding-bottom: 40px;
  }

  h1{
    font-size: clamp(2.7rem, 12vw, 4.4rem);
    line-height: .96;
  }

  .hero-copy{
    gap: 18px;
  }

  .hero-text,
  .section-heading p,
  .final-cta-copy p,
  .plans-note p{
    font-size: 1rem;
  }

  .hero-actions{
    display: grid;
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .hero-actions .btn{
    width: 100%;
  }

  .hero-trust{
    display: grid;
    gap: 10px;
  }

  .hero-trust span{
    width: fit-content;
    max-width: 100%;
  }

  .problem-grid{
    grid-template-columns: 1fr;
  }

  .problem-card{
    min-height: 96px;
  }

  .section-heading{
    margin-bottom: 34px;
  }

  .faq-item summary{
    padding: 18px 18px;
    padding-right: 54px;
  }

  .faq-item p{
    padding: 0 18px 18px;
  }

  .final-cta-actions{
    justify-items: stretch;
  }

  .final-cta-actions .btn{
    width: 100%;
  }

  .whatsapp-float{
    width: 58px;
    height: 58px;
    right: 14px;
    bottom: 14px;
  }
}