*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:        #000000;
  --orange:       #ffa017;
  --orange-dark:  #cc7f00;
  --orange-light: #fff4e0;
  --white:        #ffffff;
  --gray-light:   #f5f5f5;
  --gray-mid:     #888888;
  --gray-border:  #c5c5c5;
  --text-dark:    #000000;
  --text-mid:     #444444;
  --shadow:       0 4px 24px rgba(0, 0, 0, 0.10);
  --shadow-lg:    0 8px 40px rgba(0, 0, 0, 0.16);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--white);
  color: var(--text-dark);
  line-height: 1.6;
}

/* ── HEADER ── */
header {
  background: transparent;
  padding: 0 5%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

header.scrolled {
  background: var(--black);
  box-shadow: 0 2px 16px rgba(0,0,0,0.40);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 36px;
  width: auto;
  display: block;
}

/* ── NAV LINKS (desktop: sempre visíveis) ── */
.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.nav-link {
  display: block;
  color: var(--orange);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  white-space: nowrap;
  transition: background 0.18s;
  letter-spacing: 0.2px;
}

.nav-link:hover { background: rgba(255, 160, 23, 0.12); }

.nav-link--cta {
  background: var(--orange);
  color: var(--black);
  font-weight: 700;
  padding: 8px 18px;
}

.nav-link--cta:hover { background: var(--orange-dark); }

/* ── HAMBURGER BUTTON (oculto no desktop) ── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--orange);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Ícone X quando aberto */
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ── MENU MOBILE (dropdown) ── */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--black);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin: 0;
    padding: 0 5%;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    border-bottom: 1px solid transparent;
  }

  .nav-links.open {
    max-height: 420px;
    padding: 16px 5%;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 8px 24px rgba(0,0,0,0.50);
  }

  .nav-links li {
    opacity: 0;
    transform: translateX(-14px);
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  .nav-links.open li { opacity: 1; transform: none; }
  .nav-links.open li:nth-child(1) { transition-delay: 0.04s; }
  .nav-links.open li:nth-child(2) { transition-delay: 0.09s; }
  .nav-links.open li:nth-child(3) { transition-delay: 0.14s; }
  .nav-links.open li:nth-child(4) { transition-delay: 0.19s; }
  .nav-links.open li:nth-child(5) { transition-delay: 0.24s; }

  .nav-link { font-size: 15px; padding: 12px 14px; }
  .nav-link--cta { text-align: center; margin-top: 4px; }
}

/* ── HERO ── */
.hero {
  background: linear-gradient(135deg, #000000 0%, #1a1a1a 60%, #2a2a2a 100%);
  padding: 156px 5% 90px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255,160,23,0.20) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  background: var(--orange);
  color: var(--black);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(28px, 3.5vw, 46px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero h1 span { color: var(--orange); }

.hero p {
  font-size: 17px;
  color: rgba(255,255,255,0.80);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.stat { text-align: center; }

.stat-num {
  font-size: 30px;
  font-weight: 900;
  color: var(--orange);
  line-height: 1;
}

.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,0.65);
  font-weight: 500;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  background: rgba(255,255,255,0.18);
  align-self: stretch;
}

/* ── FORM CARD ── */
.form-card {
  background: var(--white);
  border-radius: 20px;
  padding: 28px 26px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
}

.form-card form {
  max-height: 390px;
  overflow-y: auto;
  padding-right: 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--gray-border) transparent;
}

.form-card form::-webkit-scrollbar { width: 5px; }
.form-card form::-webkit-scrollbar-track { background: transparent; }
.form-card form::-webkit-scrollbar-thumb { background: var(--gray-border); border-radius: 99px; }
.form-card form::-webkit-scrollbar-thumb:hover { background: var(--orange); }

.form-card-header { margin-bottom: 18px; }

.form-card-header h2 {
  font-size: 20px;
  font-weight: 800;
  color: var(--black);
  margin-bottom: 4px;
}

.form-card-header p {
  font-size: 14px;
  color: var(--text-mid);
}

.form-group { margin-bottom: 12px; }

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-mid);
  margin-bottom: 7px;
  letter-spacing: 0.3px;
}

.form-group label .required {
  color: var(--orange);
  margin-left: 2px;
}

.form-group input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--gray-border);
  border-radius: 10px;
  font-size: 15px;
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: var(--gray-light);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-group input:focus {
  border-color: var(--orange);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(255, 160, 23, 0.15);
}

.form-group input::placeholder { color: var(--gray-mid); }

.btn-submit {
  width: 100%;
  padding: 13px;
  background: var(--orange);
  color: var(--black);
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  margin-top: 6px;
  letter-spacing: 0.3px;
}

.btn-submit:hover {
  background: var(--orange-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 160, 23, 0.40);
}

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

.btn-submit:disabled {
  background: #f0c478;
  cursor: not-allowed;
  transform: none;
}

.form-msg {
  display: none;
  padding: 11px 16px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
  margin-top: 12px;
  text-align: center;
  line-height: 1.5;
}

.form-msg.success {
  background: rgba(255, 160, 23, 0.14);
  color: var(--orange-dark);
  border: 1.5px solid var(--orange);
}

.form-msg.error {
  background: #FEF2F2;
  color: #B91C1C;
  border: 1.5px solid #F87171;
}

.form-card-header p {
  font-size: 14px;
  color: var(--text-mid);
  margin-bottom: 0;
  line-height: 1.5;
}

.form-card .form-privacy {
  text-align: center;
  font-size: 12px;
  color: #838383;
  margin-top: 20px;
  line-height: 1.5;
}

/* ── BENEFITS STRIP ── */
.benefits-strip {
  background: var(--gray-light);
  padding: 20px 5%;
  border-bottom: 1px solid var(--gray-border);
}

.benefits-strip-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 45px;
  justify-content: center;
  flex-wrap: wrap;
}

.strip-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-mid);
}

.strip-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--black);
  font-size: 16px;
  flex-shrink: 0;
}

/* ── SECTIONS ── */
section { padding: 80px 5%; }
.section-inner { max-width: 1200px; margin: 0 auto; }

.section-tag {
  display: inline-block;
  background: var(--orange-light);
  color: var(--orange-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 14px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 900;
  color: var(--black);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.section-title span { color: var(--orange); }

.section-sub {
  font-size: 16px;
  color: var(--text-mid);
  max-width: 560px;
  line-height: 1.7;
}

/* ── CARDS ── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.card {
  background: #f7f6f6;
  border-radius: 16px;
  padding: 32px 28px;
  border: 1.5px solid var(--gray-border);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--orange);
}

.card-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: var(--orange-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 18px;
}

.card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.65;
}

/* ── HOW IT WORKS ── */
.how-section {
  background: linear-gradient(135deg, #000000 0%, #111111 55%, #1a1a1a 100%);
  position: relative;
  overflow: hidden;
}

.how-section::before {
  content: '';
  position: absolute;
  top: -100px; left: -100px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(255,160,23,0.18) 0%, transparent 68%);
  border-radius: 50%;
  pointer-events: none;
}

.how-section::after {
  content: '';
  position: absolute;
  bottom: -80px; right: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,160,23,0.10) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.how-section .section-inner { position: relative; z-index: 1; }

.how-section .section-title,
.how-section h2 { color: var(--white); }

.how-section .section-sub { color: rgba(255,255,255,0.70); }

.how-section .section-tag {
  background: rgba(255,255,255,0.10);
  color: var(--orange);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 27px);
  right: calc(12.5% + 27px);
  height: 2px;
  background: rgba(255,255,255,0.12);
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--black);
  font-size: 22px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 4px 16px rgba(255, 160, 23, 0.40);
}

.step h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.step p {
  font-size: 13px;
  color: rgba(255,255,255,0.60);
  line-height: 1.6;
}

/* ── PRODUCTS ── */
.products-section { background: var(--gray-light); }

.products-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}

.products-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}

.products-image-wrap {
  flex-shrink: 0;
  position: relative;
}

.products-image-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right,  var(--gray-light) 0%, transparent 10%);
  border-radius: 16px;
  z-index: 1;
  pointer-events: none;
}

.products-img {
  width: 440px;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
}

.product-chip {
  background: var(--white);
  border: 1.5px solid var(--gray-border);
  border-radius: 50px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--black);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: border-color 0.2s, background 0.2s;
}

.product-chip:hover {
  border-color: var(--orange);
  background: var(--orange-light);
}

.product-chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  flex-shrink: 0;
}


/* ── FOOTER ── */
footer {
  background: var(--black);
  padding: 60px 5% 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-col { display: flex; flex-direction: column; gap: 20px; }

.footer-logo-img {
  height: 40px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
}

.footer-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.footer-link svg { color: var(--orange); flex-shrink: 0; }

.footer-link:hover { color: var(--white); }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
  font-size: 12px;
  color: rgba(255,255,255,0.22);
  text-align: center;
}

/* ── RADIO GROUP ── */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 2px;
}

.radio-group--row {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 6px;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1.5px solid var(--gray-border);
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dark);
  background: var(--gray-light);
  transition: border-color 0.2s, background 0.2s;
  user-select: none;
}

.radio-option:hover {
  border-color: var(--orange);
  background: var(--orange-light);
}

.radio-option input[type="radio"] {
  width: 16px;
  height: 16px;
  accent-color: var(--orange);
  cursor: pointer;
  flex-shrink: 0;
  margin: 0;
}

.radio-option:has(input:checked) {
  border-color: var(--orange);
  background: var(--orange-light);
  color: var(--black);
  font-weight: 600;
}

/* ── TEXTAREA ── */
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--gray-border);
  border-radius: 10px;
  font-size: 15px;
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: var(--gray-light);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

.form-group textarea:focus {
  border-color: var(--orange);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(255, 160, 23, 0.15);
}

.form-group textarea::placeholder { color: var(--gray-mid); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .hero h1 { font-size: 32px; }
  .products-layout { grid-template-columns: 1fr; }
  .products-img { width: 100%; border-radius: 12px; }
}

@media (max-width: 600px) {
  .cards-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .hero { padding: 50px 5% 60px; }
  .form-card { padding: 28px 22px; }
  .hero-stats { gap: 16px; }
  .header-badge { display: none; }
  section { padding: 55px 5%; }
}