:root {
  --azul: #2997df;
  --cinza-texto: #353535;
  --cinza-fundo: #f5f5f5;
  --cinza-card: #e2e2e2;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --max-width: 1280px;
  --font-stack: system-ui, -apple-system, BlinkMacSystemFont, "Inter", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: #ffffff;
  color: var(--cinza-texto);
  line-height: 1.4;
  font-family: var(--font-stack);
}

.page-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

/* HERO */
.hero-section {
  position: relative;
  background: radial-gradient(circle at 20% 20%, rgba(41,151,223,0.18) 0%, rgba(0,0,0,0) 60%);
  border-radius: var(--radius-xl);
  padding: 2rem 1.5rem 2.5rem;
  margin-bottom: 3rem;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0,0,0,0.07);
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media(min-width: 900px){
  .hero-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

.hero-content {
  max-width: 640px;
}

.hero-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: .75rem 1rem;
  width: fit-content;
  box-shadow: 0 15px 30px rgba(0,0,0,0.08);
  margin-bottom: 1rem;
}

.brand-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,.25));
}

.brand-copy {
  line-height: 1.2;
}
.brand-name {
  font-size: .8rem;
  font-weight: 600;
  color: var(--cinza-texto);
}
.brand-tagline {
  font-size: .7rem;
  font-weight: 500;
  color: var(--cinza-texto);
}

.hero-title {
  font-size: clamp(1.8rem, 1vw + 1.5rem, 2.3rem);
  font-weight: 700;
  color: var(--cinza-texto);
  line-height: 1.2;
  margin-bottom: 1rem;
}
.hero-title .highlight {
  color: var(--azul);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--cinza-texto);
  line-height: 1.5;
  max-width: 45ch;
  margin-bottom: 1.25rem;
}

.hero-bullets {
  list-style: none;
  display: grid;
  gap: .5rem;
  margin-bottom: 1.5rem;
  font-size: .95rem;
  color: var(--cinza-texto);
}
.hero-bullets li::before {
  content: "✔ ";
  color: var(--azul);
  font-weight: 600;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: 1.5rem;
}

.btn {
  font-weight: 600;
  border-radius: var(--radius-lg);
  padding: .9rem 1.2rem;
  font-size: 1rem;
  text-decoration: none;
  display: inline-block;
  cursor: pointer;
  line-height: 1.2;
}

.btn-primary {
  background-color: var(--azul);
  color: #fff;
  box-shadow: 0 20px 40px rgba(41,151,223,.35);
  border: 0;
}

.btn-outline {
  background-color: #fff;
  color: var(--cinza-texto);
  border: 2px solid var(--azul);
}

.hero-trust {
  font-size: .8rem;
  font-weight: 500;
  color: var(--cinza-texto);
  background: #fff;
  display: inline-block;
  padding: .6rem .9rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 25px rgba(0,0,0,.05);
}

/* hero visual card */
.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
.hero-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--cinza-card);
  box-shadow: 0 20px 40px rgba(0,0,0,.07);
  padding: 1rem 1.25rem;
  max-width: 300px;
}
.hero-card-line {
  font-size: .9rem;
  font-weight: 500;
  color: var(--cinza-texto);
  line-height: 1.4;
}
.hero-card-badge {
  margin-top: .75rem;
  display: inline-block;
  background: var(--azul);
  color: #fff;
  font-size: .8rem;
  font-weight: 600;
  border-radius: 999px;
  padding: .4rem .7rem;
  box-shadow: 0 15px 30px rgba(41,151,223,.45);
}

.hero-bg-wave {
  position: absolute;
  bottom: -80px;
  right: -120px;
  width: 400px;
  height: 200px;
  background: var(--azul);
  border-radius: 1000px;
  filter: blur(80px);
  opacity: .2;
  pointer-events: none;
}

/* SECTION HEADERS */
.section-header {
  margin-bottom: 2rem;
  max-width: 720px;
}
.section-title {
  font-size: clamp(1.4rem, .4vw + 1rem, 1.8rem);
  font-weight: 700;
  color: var(--cinza-texto);
  line-height: 1.2;
  margin-bottom: .75rem;
}
.section-desc {
  color: var(--cinza-texto);
  font-size: 1rem;
  line-height: 1.5;
}

/* SERVICES GRID (4 BLOCS) */
.services-overview {
  margin-bottom: 4rem;
}
.services-grid {
  display: grid;
  gap: 1.5rem;
}
@media(min-width: 900px){
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0,0,0,.07);
  padding: 1.5rem;
  border: 1px solid var(--cinza-card);
}
.service-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--azul);
  color: #fff;
  font-weight: 600;
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 15px 30px rgba(41,151,223,.4);
  margin-bottom: .8rem;
}
.service-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--cinza-texto);
  line-height: 1.3;
  margin-bottom: .5rem;
}
.service-card-text {
  font-size: .95rem;
  line-height: 1.45;
  color: var(--cinza-texto);
  margin-bottom: .75rem;
}
.service-card-list {
  color: var(--cinza-texto);
  font-size: .9rem;
  line-height: 1.4;
  padding-left: 1rem;
}
.service-card-list li {
  list-style: disc;
  margin-bottom: .4rem;
}

/* DNS BLOCK / BANNER AZUL */
.dns-block {
  position: relative;
  margin-bottom: 4rem;
  background: radial-gradient(circle at 20% 20%, rgba(41,151,223,0.12) 0%, rgba(0,0,0,0) 70%);
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 60px rgba(0,0,0,.08);
  padding: 2rem 1.5rem;
  overflow: hidden;
}
.dns-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media(min-width: 900px){
  .dns-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}
.dns-card {
  background: var(--azul);
  color: #fff;
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 60px rgba(0,0,0,.25);
  padding: 2rem 1.5rem;
  max-width: 600px;
}
.dns-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #fff;
  color: var(--azul);
  font-weight: 700;
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: .75rem;
  box-shadow: 0 15px 30px rgba(0,0,0,.3);
}
.dns-title {
  color: #fff;
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}
.dns-lines {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 1rem;
}
.dns-desc {
  font-size: .95rem;
  line-height: 1.45;
  margin-bottom: 1.5rem;
  color: #fff;
}
.dns-pillars {
  display: grid;
  gap: .9rem;
  margin-bottom: 1.5rem;
}
@media(min-width:600px){
  .dns-pillars {
    grid-template-columns: 1fr 1fr 1fr;
  }
}
.pillar {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
}
.pillar-ico {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: #fff;
  color: var(--azul);
  font-weight: 700;
  font-size: .8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 15px 30px rgba(0,0,0,.25);
  flex-shrink: 0;
}
.pillar-text {
  color: #fff;
  line-height: 1.4;
}
.pillar-title {
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: .25rem;
}
.pillar-desc {
  font-size: .8rem;
  line-height: 1.4;
}
.dns-cta {
  display: inline-block;
  text-align: center;
  width: 100%;
  max-width: 260px;
  font-size: .9rem;
  font-weight: 600;
  background: #fff;
  color: var(--azul);
  box-shadow: 0 20px 40px rgba(0,0,0,.35);
}

.dns-visual {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.dns-visual-card {
  background:#fff;
  border-radius: var(--radius-lg);
  border:1px solid var(--cinza-card);
  box-shadow:0 20px 40px rgba(0,0,0,.07);
  padding:1rem 1.25rem;
  max-width:300px;
  font-size:.9rem;
  font-weight:500;
  color:var(--cinza-texto);
  line-height:1.4;
  text-align:center;
}

.dns-bg-curve {
  position: absolute;
  right: -100px;
  bottom: -100px;
  background: var(--azul);
  width: 320px;
  height: 320px;
  border-radius: 1000px;
  filter: blur(100px);
  opacity: .2;
  pointer-events: none;
}

/* HOW IT WORKS */
.how-it-works {
  margin-bottom: 4rem;
}
.steps-grid {
  display: grid;
  gap: 1.5rem;
}
@media(min-width: 900px){
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.step-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0,0,0,.07);
  border: 1px solid var(--cinza-card);
  padding: 1.5rem;
}
.step-number {
  background: var(--azul);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-size: .9rem;
  font-weight: 700;
  display: flex;
  align-items:center;
  justify-content:center;
  margin-bottom: .75rem;
  box-shadow:0 15px 30px rgba(41,151,223,.4);
}
.step-title {
  font-size:1.05rem;
  font-weight:700;
  color:var(--cinza-texto);
  margin-bottom:.5rem;
  line-height:1.3;
}
.step-text {
  font-size:.95rem;
  color:var(--cinza-texto);
  line-height:1.45;
}

/* CONTATO */
.contact-section {
  margin-bottom: 4rem;
}
.contact-inner {
  background: #fff;
  border-radius: var(--radius-xl);
  border:1px solid var(--cinza-card);
  box-shadow:0 25px 50px rgba(0,0,0,.08);
  padding:2rem 1.5rem;
  display: grid;
  gap:2rem;
}
@media(min-width: 900px){
  .contact-inner {
    grid-template-columns: 1fr 1fr;
  }
}
.contact-title {
  font-size:1.4rem;
  font-weight:700;
  color:var(--cinza-texto);
  line-height:1.3;
  margin-bottom:.75rem;
}
.contact-desc {
  font-size:1rem;
  line-height:1.5;
  color:var(--cinza-texto);
  margin-bottom:1rem;
}
.contact-channels {
  font-size:.95rem;
  font-weight:500;
  color:var(--cinza-texto);
  list-style:none;
  line-height:1.5;
}
.contact-channels li {
  margin-bottom:.4rem;
}

.contact-form {
  display: grid;
  gap:1rem;
}
.form-field {
  display: grid;
  gap:.4rem;
}
.form-field label {
  font-size:.8rem;
  font-weight:600;
  color:var(--cinza-texto);
}
.form-field input,
.form-field select,
.form-field textarea {
  width:100%;
  border-radius:var(--radius-lg);
  border:1px solid var(--cinza-card);
  padding:.8rem .9rem;
  font-size:.95rem;
  font-family:inherit;
  color:var(--cinza-texto);
  background:#fff;
  outline:none;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color:var(--azul);
  box-shadow:0 0 0 3px rgba(41,151,223,.2);
}
.form-field textarea {
  min-height:90px;
  resize:vertical;
}

.btn-submit {
  width:100%;
  text-align:center;
  margin-top:.5rem;
}

/* FOOTER */
.site-footer {
  text-align:center;
  padding-top:2rem;
  padding-bottom:2rem;
  color:var(--cinza-texto);
  font-size:.8rem;
  line-height:1.4;
}
.footer-inner {
  display:inline-flex;
  flex-direction:column;
  align-items:center;
}
.footer-logo {
  height:48px;
  width:auto;
  object-fit:contain;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,.2));
  margin-bottom:1rem;
}
.footer-text {
  font-weight:500;
  margin-bottom:.25rem;
}
.footer-subtext {
  font-size:.75rem;
  color:#666;
}
.whatsapp-btn {
  display: inline-block;
  border: 2px solid #2B91CA;
  color: #2B91CA;
  text-decoration: none;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 12px;
  transition: all 0.3s ease;
  background-color: #fff;
}

.whatsapp-btn:hover {
  background-color: #2B91CA;
  color: #fff;
  box-shadow: 0 8px 20px rgba(43, 145, 202, 0.3);
  transform: translateY(-2px);
}
.btn-primary {
  background-color: #2B91CA; /* Azul principal Bylds Tech */
  color: #fff;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  padding: 12px 24px;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 10px rgba(43, 145, 202, 0.25);
}

.btn-primary:hover {
  background-color: #49A9E0; /* Azul mais claro no hover */
  box-shadow: 0 6px 16px rgba(43, 145, 202, 0.35);
}