/* ============================================================
   TECHVITAL — Landing Page
   Paleta derivada do brand kit
   ============================================================ */

:root {
  --c-navy:        #1f2a78;
  --c-navy-deep:   #161e58;
  --c-navy-soft:   #2d3a99;
  --c-cyan:        #3bbcec;
  --c-cyan-soft:   #6ed4f5;
  --c-ink:         #0f1530;
  --c-ink-soft:    #3b3f5c;
  --c-muted:       #6b7280;
  --c-line:        #e5e7eb;
  --c-bg:          #ffffff;
  --c-bg-alt:      #f6f8fc;
  --c-bg-dark:     #0f1530;

  --shadow-sm:     0 1px 2px rgba(15, 21, 48, 0.04);
  --shadow-md:     0 6px 18px rgba(15, 21, 48, 0.06), 0 1px 3px rgba(15, 21, 48, 0.04);
  --shadow-lg:     0 24px 48px -16px rgba(31, 42, 120, 0.18);

  --radius-sm:     8px;
  --radius-md:     14px;
  --radius-lg:     22px;

  --container:     1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.02em;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================ NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-line);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav__symbol {
  height: 42px;
  width: auto;
  display: block;
}
.nav__wordmark {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--c-navy);
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--c-ink-soft);
  transition: color 0.15s ease;
}
.nav__links a:hover { color: var(--c-navy); }
.nav__cta {
  background: var(--c-navy);
  color: white !important;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background 0.15s ease, transform 0.15s ease;
}
.nav__cta:hover {
  background: var(--c-navy-deep);
  transform: translateY(-1px);
}

@media (max-width: 720px) {
  .nav__links { gap: 16px; }
  .nav__links a:not(.nav__cta) { display: none; }
}

/* ============================================================ HERO */
.hero {
  position: relative;
  padding: 80px 0 100px;
  background: linear-gradient(180deg, #ffffff 0%, var(--c-bg-alt) 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 188, 236, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
}
.hero__content {
  animation: fadeUp 0.7s ease-out;
}
.eyebrow {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-cyan);
  margin-bottom: 16px;
  padding: 6px 14px;
  background: rgba(59, 188, 236, 0.1);
  border-radius: 999px;
}
.eyebrow--center { display: block; text-align: center; margin: 0 auto 16px; width: fit-content; }
.eyebrow--light {
  color: var(--c-cyan-soft);
  background: rgba(110, 212, 245, 0.12);
}

h1 {
  font-size: clamp(34px, 5vw, 52px);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.grad {
  background: linear-gradient(120deg, var(--c-navy) 0%, var(--c-cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__lead {
  font-size: 18px;
  color: var(--c-ink-soft);
  max-width: 540px;
  margin-bottom: 32px;
}
.hero__cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all 0.18s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.btn--primary {
  background: var(--c-navy);
  color: white;
  box-shadow: var(--shadow-md);
}
.btn--primary:hover {
  background: var(--c-navy-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn--ghost {
  background: transparent;
  color: var(--c-navy);
  border: 1.5px solid var(--c-navy);
}
.btn--ghost:hover {
  background: var(--c-navy);
  color: white;
}

/* HERO HIGHLIGHTS (substituiu metrics) */
.hero__highlights {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 560px;
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
}
.hl {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.hl__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(31, 42, 120, 0.08);
  color: var(--c-navy);
  border-radius: 10px;
}
.hl__icon svg { width: 20px; height: 20px; }
.hl--ai .hl__icon {
  background: rgba(59, 188, 236, 0.15);
  color: var(--c-cyan);
}
.hl strong {
  display: block;
  font-family: 'Manrope', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 2px;
  letter-spacing: -0.01em;
}
.hl span {
  font-size: 13px;
  color: var(--c-ink-soft);
  line-height: 1.5;
}
.hl__badge {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 8px;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(59, 188, 236, 0.18);
  color: var(--c-navy);
  border-radius: 999px;
  vertical-align: middle;
}

/* ORBIT visual */
.hero__visual { display: flex; justify-content: center; }
.orbit {
  position: relative;
  width: 360px;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orbit__core {
  width: 160px;
  height: 160px;
  object-fit: contain;
  z-index: 2;
  filter: drop-shadow(0 12px 24px rgba(31, 42, 120, 0.25));
}
.orbit__ring {
  position: absolute;
  border: 1.5px solid var(--c-cyan);
  border-radius: 50%;
  opacity: 0.35;
  animation: spin 20s linear infinite;
}
.orbit__ring--1 { width: 220px; height: 220px; border-style: dashed; }
.orbit__ring--2 { width: 290px; height: 290px; opacity: 0.2; animation-duration: 35s; animation-direction: reverse; }
.orbit__ring--3 { width: 360px; height: 360px; opacity: 0.12; animation-duration: 50s; }

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 900px) {
  .hero { padding: 56px 0 72px; }
  .hero__grid { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { display: none; }
}

/* ============================================================ SECTIONS */
.section { padding: 96px 0; }
.section--alt { background: var(--c-bg-alt); }
.section--dark {
  background: var(--c-bg-dark);
  background-image:
    radial-gradient(circle at 80% 10%, rgba(59, 188, 236, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(31, 42, 120, 0.4) 0%, transparent 50%);
}

.section__intro {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section__intro h2 {
  font-size: clamp(28px, 3.5vw, 38px);
  margin-bottom: 16px;
}
.section__intro p {
  font-size: 17px;
  color: var(--c-ink-soft);
}
.h2--light { color: white; font-size: clamp(28px, 3.5vw, 38px); margin-bottom: 16px; }
.p--light { color: rgba(255, 255, 255, 0.75); font-size: 17px; }

/* ============================================================ CARDS */
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.card {
  background: white;
  padding: 32px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-line);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--c-cyan);
}
.card__num {
  font-family: 'Manrope', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
  margin-bottom: 16px;
}
.card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--c-navy);
}
.card p {
  font-size: 14px;
  color: var(--c-ink-soft);
  line-height: 1.55;
}

@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 64px 0; }
}
@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
}

/* ============================================================ DIFFERENTIAL */
.differential__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.differential__grid > div:first-child { max-width: 480px; }

.bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.bullets li {
  position: relative;
  padding: 20px 24px 20px 60px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  line-height: 1.55;
  transition: background 0.2s ease;
}
.bullets li:hover { background: rgba(255, 255, 255, 0.07); }
.bullets li::before {
  content: "✓";
  position: absolute;
  left: 20px;
  top: 20px;
  width: 26px;
  height: 26px;
  background: var(--c-cyan);
  color: var(--c-navy-deep);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}
.bullets strong { color: white; font-weight: 600; }

@media (max-width: 900px) {
  .differential__grid { grid-template-columns: 1fr; gap: 40px; }
}

/* ============================================================ CONTACT */
.contact { max-width: 880px; margin: 0 auto; }
.contact__head { text-align: center; margin-bottom: 48px; }
.contact__head h2 { font-size: clamp(28px, 3.5vw, 38px); margin: 0 0 16px; }
.contact__head p { color: var(--c-ink-soft); font-size: 17px; max-width: 560px; margin: 0 auto; }

.contact__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.contact__card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 28px 24px;
  background: white;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all 0.18s ease;
}
a.contact__card:hover {
  border-color: var(--c-navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.contact__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
}
.contact__value {
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--c-navy);
}

@media (max-width: 720px) {
  .contact__cards { grid-template-columns: 1fr; }
}

/* ============================================================ PROSE (texto longo institucional) */
.prose {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.prose p {
  font-size: 17px;
  line-height: 1.7;
  color: var(--c-ink-soft);
  text-align: left;
}
.prose p strong {
  color: var(--c-navy);
  font-weight: 600;
}
.prose__kicker {
  position: relative;
  margin-top: 8px;
  padding: 20px 24px 20px 28px;
  background: white;
  border-left: 3px solid var(--c-cyan);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: 17px !important;
  color: var(--c-navy) !important;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 720px) {
  .prose p { font-size: 16px; }
  .prose__kicker { font-size: 16px !important; padding: 18px 20px; }
}

/* ============================================================ COMO FUNCIONA (steps) */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.step {
  position: relative;
  padding: 8px 0;
}
.step__num {
  font-family: 'Manrope', sans-serif;
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(120deg, var(--c-navy) 0%, var(--c-cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
  margin-bottom: 16px;
}
.step h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--c-navy);
}
.step p {
  font-size: 14px;
  color: var(--c-ink-soft);
  line-height: 1.55;
}

@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .step__num { font-size: 44px; }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
}

/* ============================================================ COMPLIANCE (selo) */
.compliance {
  padding: 36px 0;
  background: linear-gradient(180deg, var(--c-bg-alt) 0%, var(--c-bg) 100%);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.compliance__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.compliance__title {
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--c-navy);
  letter-spacing: -0.01em;
  max-width: 420px;
}
.compliance__chips {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: white;
  border: 1.5px solid var(--c-line);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-navy);
}
.chip svg {
  width: 14px;
  height: 14px;
  color: var(--c-cyan);
}

@media (max-width: 720px) {
  .compliance__inner { flex-direction: column; align-items: flex-start; }
}

/* ============================================================ TECNOLOGIA */
.tech__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.tech__col {
  padding: 36px 32px;
  background: white;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.tech__col--soon {
  background: linear-gradient(165deg, rgba(59, 188, 236, 0.06) 0%, rgba(31, 42, 120, 0.03) 100%);
  border-color: rgba(59, 188, 236, 0.3);
}
.tech__tag {
  display: inline-block;
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 999px;
  margin-bottom: 16px;
}
.tech__tag--now {
  background: rgba(31, 42, 120, 0.1);
  color: var(--c-navy);
}
.tech__tag--soon {
  background: rgba(59, 188, 236, 0.18);
  color: var(--c-navy);
}
.tech__col h3 {
  font-size: 22px;
  margin-bottom: 20px;
  color: var(--c-navy);
}
.tech__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.tech__list li {
  position: relative;
  padding-left: 24px;
  font-size: 14.5px;
  color: var(--c-ink-soft);
  line-height: 1.6;
}
.tech__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--c-cyan);
  border-radius: 50%;
}
.tech__col--soon .tech__list li::before { background: var(--c-navy); }

@media (max-width: 900px) {
  .tech__grid { grid-template-columns: 1fr; gap: 20px; }
}

/* ============================================================ FAQ */
.faq {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq__item {
  background: white;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.faq__item[open] {
  border-color: var(--c-cyan);
  box-shadow: var(--shadow-md);
}
.faq__item summary {
  cursor: pointer;
  padding: 20px 24px;
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--c-navy);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: background 0.15s ease;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+";
  font-size: 24px;
  font-weight: 400;
  color: var(--c-cyan);
  transition: transform 0.2s ease;
  line-height: 1;
}
.faq__item[open] summary::after {
  transform: rotate(45deg);
}
.faq__item summary:hover { background: var(--c-bg-alt); }
.faq__item p {
  padding: 0 24px 22px;
  font-size: 14.5px;
  color: var(--c-ink-soft);
  line-height: 1.65;
}

/* ============================================================ FOOTER */
.footer {
  background: var(--c-navy-deep);
  color: rgba(255, 255, 255, 0.7);
  padding: 56px 0 28px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer__brand-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer__symbol {
  height: 32px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}
.footer__wordmark {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.02em;
  color: white;
}
.footer__brand p { font-size: 13px; line-height: 1.6; max-width: 360px; }
.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  align-self: end;
  justify-content: flex-end;
}
.footer__links a {
  font-size: 14px;
  font-weight: 500;
  transition: color 0.15s ease;
}
.footer__links a:hover { color: var(--c-cyan-soft); }
.footer__copy {
  grid-column: 1 / -1;
  text-align: center;
  padding-top: 28px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

@media (max-width: 720px) {
  .footer__inner { grid-template-columns: 1fr; gap: 24px; }
  .footer__links { justify-content: flex-start; }
}