:root {
  --color-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #5c5c5c;
  --color-accent: #f5c518;
  --color-accent-hover: #e6b800;
  --color-teal: #e8f4f5;
  --color-teal-border: #c5dde0;
  --color-success: #22c55e;
  --color-error: #dc2626;
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --font: "Inter", system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

/* Header */
.header {
  padding: 1.5rem 0;
  border-bottom: 1px solid #f0f0f0;
}

.logo-link {
  display: inline-block;
  line-height: 0;
}

.logo-img {
  display: block;
  height: 64px;
  width: auto;
  max-width: 180px;
}

/* Hero */
.hero {
  padding: 3rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.hero-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.hero-content h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin: 0 0 1.5rem;
  max-width: 32rem;
}

.session-price {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 0 0 2rem;
  padding: 0.65rem 1rem;
  background: var(--color-accent);
  border-radius: 8px;
}

.session-price-label {
  font-size: 0.85rem;
  font-weight: 500;
}

.session-price-value {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.benefits {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.benefits li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.benefit-icon {
  font-size: 1.1rem;
  width: 2rem;
  text-align: center;
}

/* Form card */
.form-card {
  background: var(--color-teal);
  border: 1px solid var(--color-teal-border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}

.form-card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
  font-weight: 600;
}

.form-intro {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin: 0 0 1.5rem;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-text);
  box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.08);
}

.field input::placeholder,
.field textarea::placeholder {
  color: #9ca3af;
}

.field textarea {
  resize: vertical;
  min-height: 100px;
}

.form-error {
  color: var(--color-error);
  font-size: 0.875rem;
  margin: 0 0 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.9rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-text);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-whatsapp {
  background: #25d366;
  color: #fff;
  margin-top: 0.5rem;
}

.btn-whatsapp:hover {
  background: #1ebe57;
}

/* Success panel */
.success-panel {
  text-align: center;
  padding: 1rem 0;
}

.success-icon {
  width: 3rem;
  height: 3rem;
  margin: 0 auto 1rem;
  background: var(--color-success);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
}

.success-panel h3 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
}

.success-panel p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin: 0 0 1.5rem;
}

/* About */
.about {
  padding: 0 0 3rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.about h2,
.faq h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.about p {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.steps {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
  display: grid;
  gap: 0.65rem;
}

.steps li {
  padding-left: 0.25rem;
}

/* FAQ */
.faq {
  padding: 0 0 4rem;
}

.faq-list {
  margin: 0;
  display: grid;
  gap: 1rem;
}

.faq-item {
  background: #fafafa;
  border: 1px solid #eee;
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}

.faq-item dt {
  font-weight: 600;
  margin: 0 0 0.5rem;
}

.faq-item dd {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item a {
  color: var(--color-text);
  font-weight: 500;
}

/* Footer */
.footer {
  padding: 2rem 0;
  border-top: 1px solid #f0f0f0;
  text-align: center;
}

.footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer-note {
  margin-top: 0.5rem !important;
  font-size: 0.8rem !important;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero {
    padding: 2rem 0 3rem;
  }

  .form-card {
    padding: 1.5rem;
  }
}