/* ---------- Tokens ---------- */
:root {
  --bg: #070B08;
  --bg-alt: #0B120D;
  --ink: #EAF3EC;
  --ink-soft: #9FB6A6;
  --brand: #2FAE55;
  --brand-dark: #0F2116;
  --brand-tint: #132A1B;
  --neon: #4CFF7A;
  --whatsapp: #34D058;
  --cta: #39E86B;
  --cta-hover: #2FCB5B;
  --cta-ink: #06170B;
  --card-bg: #0F1712;
  --border: #1E2E22;
  --shadow: 0 16px 36px -16px rgba(0, 0, 0, 0.6);
  --glow: 0 0 40px -6px rgba(76, 255, 122, 0.35);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --font-head: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-head);
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 6vw, 3.1rem); font-weight: 600; }
h2 { font-size: clamp(1.5rem, 4vw, 2.15rem); font-weight: 600; }
h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 0.4em; color: var(--ink); }

p { margin: 0 0 1em; color: var(--ink-soft); }

a { color: inherit; }

img { max-width: 100%; display: block; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 64px 0; }
.section h2 { text-align: center; }
.section-lead {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 36px;
  font-size: 1.05rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--cta);
  color: var(--cta-ink);
  box-shadow: 0 0 0 1px rgba(76,255,122,0.25), 0 12px 28px -10px rgba(57, 232, 107, 0.55);
}
.btn-primary:hover { background: var(--cta-hover); transform: translateY(-1px); }
.btn-lg { padding: 16px 30px; font-size: 1.02rem; }
.btn-sm { padding: 10px 18px; font-size: 0.9rem; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 11, 8, 0.85);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.brand-mark {
  display: flex;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--glow);
  flex-shrink: 0;
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.7rem;
  color: var(--ink);
}
.header-cta { display: none; }
@media (min-width: 640px) {
  .header-cta { display: inline-flex; }
}

/* ---------- Hero ---------- */
.hero { padding: 48px 0 56px; }
.hero-grid {
  display: grid;
  gap: 40px;
}
.eyebrow {
  display: inline-block;
  color: var(--neon);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hero-lead { font-size: 1.08rem; max-width: 52ch; }
.hero-actions { margin-top: 26px; }
.hero-note { margin-top: 12px; font-size: 0.86rem; color: var(--ink-soft); }

.hero-visual { display: flex; justify-content: center; }
.mascot-frame {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow), var(--glow);
}
.mascot-frame img { width: 100%; height: auto; }

/* ---------- Phone / chat mock ---------- */
.phone-mock {
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  background: #fff;
  border-radius: 28px;
  border: 8px solid var(--brand-dark);
  box-shadow: var(--shadow), var(--glow);
  overflow: hidden;
  position: relative;
}
.phone-notch {
  height: 18px;
  background: var(--brand-dark);
}
.chat-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--brand-dark);
  color: #fff;
}
.chat-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.chat-title { margin: 0; font-size: 0.88rem; font-weight: 600; }
.chat-status { margin: 0; font-size: 0.72rem; opacity: 0.85; color: var(--neon); }
.chat-body {
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #101a13;
  min-height: 320px;
}
.bubble {
  max-width: 82%;
  padding: 9px 12px;
  border-radius: 14px;
  font-size: 0.84rem;
  line-height: 1.35;
}
.bubble-in {
  align-self: flex-start;
  background: #1C2A20;
  color: #E7F3EA;
  border-bottom-left-radius: 4px;
}
.bubble-out {
  align-self: flex-end;
  background: var(--cta);
  color: var(--cta-ink);
  border-bottom-right-radius: 4px;
  font-weight: 500;
}
.bubble-audio {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--neon);
}
.audio-wave { letter-spacing: 1px; font-size: 0.8rem; }
.audio-time { font-size: 0.7rem; opacity: 0.7; }

/* ---------- Problem ---------- */
.problem { background: var(--bg-alt); }
.problem-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}
.problem-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px;
  text-align: center;
}
.problem-icon { font-size: 1.8rem; display: block; margin-bottom: 10px; }
.problem-card p { margin: 0; color: var(--ink); font-size: 0.95rem; }

/* ---------- Solution ---------- */
.solution-grid {
  display: grid;
  gap: 28px;
  align-items: start;
}
.feature-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow);
}
.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--brand-tint);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 14px;
}
.feature-card p { margin: 0; font-size: 0.94rem; }

/* ---------- How it works ---------- */
.how { background: var(--bg-alt); }
.steps {
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr;
}
.step {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  border: 1px solid var(--border);
  position: relative;
}
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--cta);
  color: var(--cta-ink);
  font-family: var(--font-head);
  font-weight: 700;
  margin-bottom: 14px;
}
.step p { margin: 0; font-size: 0.94rem; }

/* ---------- Trust ---------- */
.trust-inner { text-align: center; max-width: 720px; }
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 24px;
}
.trust-badge {
  background: var(--brand-tint);
  color: var(--neon);
  border: 1px solid var(--border);
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* ---------- Lead form ---------- */
.lead { background: var(--bg-alt); }
.lead h2, .lead .lead-copy p { color: var(--ink); }
.lead-copy { text-align: center; max-width: 640px; margin: 0 auto 32px; }
.lead-copy p { color: var(--ink-soft); }

.lead-form {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  max-width: 640px;
  margin: 0 auto;
  box-shadow: var(--shadow);
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--ink);
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: #0A100C;
  color: var(--ink);
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: #5C6E62; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: 2px solid var(--brand);
  outline-offset: 1px;
}
.form-row textarea { resize: vertical; min-height: 90px; }
.form-row-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin-top: 14px;
  margin-bottom: 0;
}
.form-feedback {
  text-align: center;
  margin-top: 14px;
  font-size: 0.92rem;
  font-weight: 600;
  min-height: 1.2em;
}
.form-feedback.success { color: var(--neon); }
.form-feedback.error { color: #FF6B6B; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-alt);
  color: var(--ink-soft);
  padding: 28px 0 34px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: center;
  align-items: center;
}
.footer-brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-mark {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
}
.footer-brand { font-family: var(--font-head); font-size: 1.4rem; color: var(--ink); }
.footer-tagline { margin: 4px 0 0; font-size: 0.85rem; color: var(--ink-soft); }
.footer-credit { margin: 0; font-size: 0.82rem; color: var(--ink-soft); }

/* ---------- Breakpoints ---------- */
@media (min-width: 640px) {
  .problem-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .form-row-split { grid-template-columns: 1fr 1fr; }
  .footer-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}

@media (min-width: 860px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .solution-grid {
    grid-template-columns: 1fr 300px;
  }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .phone-mock { position: sticky; top: 100px; }
}

@media (min-width: 1024px) {
  .section { padding: 88px 0; }
}