:root {
  --green-700: #306e80;
  --green-600: #3a8195;
  --green-500: #4d9bb0;
  --green-300: #7fbcca;
  --green-100: #d6eef4;

  --gray-900: #0f1b21;
  --gray-700: #2e3a40;
  --gray-500: #6a7a80;
  --gray-200: #e9eef0;
  --gray-100: #f5f7f8;

  --white: #ffffff;

  --radius: 14px;
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.08);
}

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

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--white);
  color: var(--gray-900);
  line-height: 1.6;
}

/* LAYOUT BASE */

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

.section {
  padding: 64px 0;
}

.section-alt {
  padding: 72px 0;
  background: var(--gray-100);
}

.hidden {
  display: none !important;
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  background: var(--green-700);
  color: var(--white);
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 18px;
  letter-spacing: 0.08em;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.logo-small {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--gray-700);
}

.logo-sub {
  font-size: 12px;
  color: var(--gray-500);
}

/* NAV */

.main-nav {
  display: flex;
  gap: 18px;
  font-size: 14px;
}

.main-nav a {
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  padding: 6px 10px;
  border-radius: 999px;
  transition: background 0.15s ease, color 0.15s ease;
}

.main-nav a:hover {
  background: var(--green-100);
  color: var(--green-700);
}

/* HERO */

.hero {
  padding: 72px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 48px;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--green-700);
  background: rgba(214, 238, 244, 0.7);
}

.hero-title {
  margin: 16px 0 8px;
  font-family: "Playfair Display", serif;
  font-size: 3.2rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--green-700);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--gray-700);
  margin-bottom: 12px;
}

.hero-tagline {
  font-size: 0.98rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

/* PRICE BOX */

.price-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 24px;
  border-radius: 18px;
  border: 1px solid var(--gray-200);
  background: linear-gradient(
    135deg,
    rgba(214, 238, 244, 0.9),
    rgba(255, 255, 255, 0.95)
  );
  box-shadow: var(--shadow-soft);
}

.price-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin: 0 0 4px;
}

.price-value {
  margin: 0;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--green-700);
}

.price-small {
  margin: 4px 0 0;
  font-size: 0.86rem;
  color: var(--gray-600);
}

/* BOTÕES */

.btn {
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95rem;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease,
    box-shadow 0.1s ease;
}

.btn-primary {
  background: var(--green-700);
  color: var(--white);
  box-shadow: 0 12px 24px rgba(48, 110, 128, 0.35);
}

.btn-primary:hover {
  background: var(--green-600);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--green-700);
  border: 2px solid var(--green-700);
}

.btn-outline:hover {
  background: var(--green-700);
  color: var(--white);
}

.btn-small {
  font-size: 0.8rem;
  font-weight: 500;
  opacity: 0.9;
}

.btn-full {
  width: 100%;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.8rem;
}

/* CTA GROUP */

.cta-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-notice {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--gray-600);
}

/* CAPA / HERO COVER */

.hero-cover {
  display: flex;
  justify-content: center;
}

.cover-card {
  position: relative;
  max-width: 420px;
}

.cover-image {
  width: 100%;
  border-radius: 22px;
  display: block;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.28);
  position: relative;
  z-index: 2;
}

.cover-gradient {
  position: absolute;
  inset: -16px;
  border-radius: 26px;
  background: radial-gradient(
    circle at 10% 0%,
    rgba(127, 188, 202, 0.6),
    transparent 55%
  );
  filter: blur(32px);
  z-index: 1;
}

/* SECTION TITLES */

.section-title {
  font-family: "Playfair Display", serif;
  font-size: 2.3rem;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  color: var(--green-700);
}

.section-title.small {
  font-size: 1.7rem;
}

.section-intro {
  margin: 0 0 32px;
  color: var(--gray-700);
  max-width: 640px;
}

/* CARDS / FEATURES */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
}

.card,
.info-box,
.guarantee-box {
  background: var(--white);
  border-radius: 18px;
  padding: 22px 22px 20px;
  border: 1px solid var(--gray-200);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 6px;
  font-size: 1.1rem;
  color: var(--gray-900);
}

/* LISTAS */

.feature-list {
  padding: 0;
  margin: 0;
  list-style: none;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--gray-700);
}

.feature-list .dot {
  margin-top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green-600);
}

.tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--gray-700);
}

.text-block {
  margin: 0;
  color: var(--gray-700);
}

/* SPLIT LAYOUT */

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}

/* STEPS */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.step {
  background: var(--white);
  border-radius: 16px;
  padding: 20px 20px 18px;
  border: 1px solid var(--gray-200);
}

.step-number {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--green-100);
  color: var(--green-700);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  font-weight: 600;
}

/* CTA CENTER / FINAL */

.cta-center {
  text-align: center;
}

.final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* TESTEMUNHOS / GARANTIA */

.testimonials-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 32px;
}

.testimonial-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.testimonial-list blockquote {
  margin: 0;
  border-radius: 14px;
  padding: 16px 18px;
  background: #f8fbfc;
  border: 1px solid var(--gray-200);
  font-size: 0.95rem;
}

/* AUTORA */

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.3fr);
  gap: 32px;
  align-items: center;
}

.about-photo-wrap {
  border-radius: 999px;
  padding: 6px;
  background: radial-gradient(circle at 0 0, var(--green-300), transparent);
}

.about-photo img {
  width: 100%;
  display: block;
  border-radius: 999px;
}

/* FAQ */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

details {
  border-radius: 14px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  padding: 10px 14px;
}

summary {
  cursor: pointer;
  list-style: none;
  font-weight: 500;
}

/* FOOTER */

.site-footer {
  border-top: 1px solid var(--gray-200);
  padding: 18px 0 24px;
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* MODAL */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 16, 20, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.modal-panel {
  background: var(--white);
  width: 100%;
  max-width: 460px;
  border-radius: 20px;
  padding: 22px 22px 20px;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.25);
  position: relative;
}

.modal-title {
  margin: 0 0 6px;
  font-family: "Playfair Display", serif;
  font-size: 1.6rem;
  color: var(--green-700);
}

.modal-message {
  margin: 0 0 18px;
  color: var(--gray-700);
  font-size: 0.95rem;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: none;
  background: transparent;
  font-size: 22px;
  cursor: pointer;
  color: var(--gray-500);
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.field input {
  border-radius: 12px;
  border: 1px solid var(--gray-200);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 0.9rem;
}

.field input:focus {
  outline: 2px solid var(--green-300);
  outline-offset: 1px;
}

/* PIX BOX */

.pix-box {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--gray-200);
}

.pix-code {
  background: #0b1820;
  color: #d6eef4;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 0.78rem;
  max-height: 120px;
  overflow: auto;
  white-space: pre-wrap;
}

.pix-feedback {
  font-size: 0.8rem;
  color: var(--gray-600);
  margin-top: 6px;
}

/* RESPONSIVO */

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

  .hero {
    padding-top: 56px;
  }

  .hero-title {
    font-size: 2.6rem;
  }

  .price-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav {
    display: none; /* simples por enquanto, se quiser fazemos menu mobile depois */
  }

  .split,
  .testimonials-grid,
  .about-grid,
  .final-cta {
    grid-template-columns: 1fr;
  }

  .final-cta {
    flex-direction: column;
    align-items: flex-start;
  }
}