/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:      #00e676;
  --green-dim:  #00c853;
  --bg:         #0d0f0b;
  --bg-2:       #131610;
  --bg-card:    #181c14;
  --border:     rgba(0, 230, 118, 0.15);
  --text:       #e8ede4;
  --text-muted: #7a8a72;
  --radius:     12px;
  --radius-lg:  20px;
  --transition: 0.25s ease;
  --shadow:     0 4px 32px rgba(0,0,0,0.5);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

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

/* ===== LAYOUT ===== */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section--dark {
  background: var(--bg-2);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: 1.25rem; }

.text-accent { color: var(--green); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--green);
  color: #000;
}
.btn--primary:hover { background: var(--green-dim); transform: translateY(-2px); }

.btn--outline {
  border: 1.5px solid var(--green);
  color: var(--green);
  background: transparent;
}
.btn--outline:hover { background: rgba(0,230,118,0.08); }

.btn--ghost {
  background: rgba(255,255,255,0.06);
  color: var(--text);
  border: 1.5px solid rgba(255,255,255,0.1);
}
.btn--ghost:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); }

.btn--lg { padding: 16px 36px; font-size: 1rem; }

.btn--full { width: 100%; }

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  background: rgba(13, 15, 11, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.nav.scrolled { border-color: var(--border); }

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.nav__logo strong { font-weight: 800; }

.logo-icon {
  font-family: monospace;
  font-size: 1.3rem;
  color: var(--green);
  font-weight: 700;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.9rem;
}

.nav__links a:not(.btn) {
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav__links a:not(.btn):hover { color: var(--text); }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  overflow: hidden;
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,230,118,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,230,118,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 30%, transparent 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 28px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,230,118,0.1);
  border: 1px solid rgba(0,230,118,0.25);
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
}

.hero__title { max-width: 800px; }

.hero__subtitle {
  max-width: 600px;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero__stats {
  display: flex;
  gap: 48px;
  margin-top: 16px;
  flex-wrap: wrap;
  justify-content: center;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  width: 100%;
}

.stat { text-align: center; }
.stat__number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--green);
  line-height: 1;
}
.stat__label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__scroll-indicator span {
  width: 1.5px;
  height: 48px;
  background: linear-gradient(to bottom, var(--green), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.1); }
}

/* ===== SECTION HEADER ===== */
.section__header {
  text-align: center;
  margin-bottom: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.section__tag {
  display: inline-block;
  background: rgba(0,230,118,0.1);
  border: 1px solid rgba(0,230,118,0.25);
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
}

.section__title { max-width: 600px; }

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

.card--wide {
  grid-column: 1 / -1;
  flex-direction: row;
  gap: 28px;
  align-items: flex-start;
}

.card--wide .card__icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  margin-top: 4px;
}

.card--wide .card__icon svg {
  width: 28px;
  height: 28px;
}

.card--wide .card__body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card__list--horizontal {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px 24px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: transform var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,230,118,0.4);
}

.card--featured {
  background: linear-gradient(135deg, #131d10 0%, #0d160a 100%);
  border-color: rgba(0,230,118,0.35);
}

.card__icon {
  width: 52px;
  height: 52px;
  background: rgba(0,230,118,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--green);
}

.card h3 { font-size: 1.2rem; }

.card p { color: var(--text-muted); font-size: 0.92rem; }

.card__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.card__list li {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}

.card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

/* ===== STEPS ===== */
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  position: relative;
}

.step {
  flex: 1;
  text-align: center;
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.step__number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(0,230,118,0.1);
  border: 2px solid var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--green);
  letter-spacing: 0.05em;
  position: relative;
  z-index: 1;
}

.step h3 { font-size: 1.05rem; }
.step p { color: var(--text-muted); font-size: 0.88rem; }

.step__connector {
  flex: 0 0 1px;
  height: 2px;
  background: linear-gradient(90deg, var(--green), rgba(0,230,118,0.2));
  align-self: flex-start;
  margin-top: 27px;
  min-width: 24px;
}

/* ===== FEATURES ===== */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 48px;
}

.feature {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature__icon {
  width: 44px;
  height: 44px;
  background: rgba(0,230,118,0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature__icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--green);
}

.feature h4 { font-size: 1rem; }
.feature p { color: var(--text-muted); font-size: 0.88rem; }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, #0d1f0b 0%, #0a1a0d 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 0;
  text-align: center;
}

.cta-banner h2 {
  margin-bottom: 32px;
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
}

/* ===== CONTACT ===== */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.contact__intro {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 36px;
}

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

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.contact__item svg {
  width: 20px;
  height: 20px;
  stroke: var(--green);
  flex-shrink: 0;
  margin-top: 2px;
}

/* FORM */
.contact__form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form__group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

.form__group input,
.form__group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.92rem;
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}

.form__group input:focus,
.form__group textarea:focus {
  border-color: var(--green);
  background: rgba(0,230,118,0.03);
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: var(--text-muted);
}

.form__feedback {
  font-size: 0.88rem;
  text-align: center;
  min-height: 20px;
}

.form__feedback.success { color: var(--green); }
.form__feedback.error { color: #ff5252; }

/* ===== FAQ ===== */
.faq__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq__item[open] { border-color: rgba(0,230,118,0.4); }

.faq__question {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-weight: 600;
  font-size: 0.97rem;
  cursor: pointer;
  user-select: none;
}

.faq__question::-webkit-details-marker { display: none; }

.faq__question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--green);
  font-weight: 300;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq__item[open] .faq__question::after {
  transform: rotate(45deg);
}

.faq__answer {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

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

.footer__copy {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.footer__links {
  display: flex;
  gap: 24px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer__links a:hover { color: var(--green); transition: color var(--transition); }

/* ===== WHATSAPP FLOAT ===== */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: #fff;
  border-radius: 100px;
  padding: 12px 20px 12px 14px;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  font-weight: 700;
  font-size: 0.88rem;
  transition: all 0.25s ease;
  text-decoration: none;
  max-width: 220px;
  overflow: hidden;
}

.wa-float svg { width: 24px; height: 24px; flex-shrink: 0; }

.wa-float:hover {
  background: #20b858;
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(37,211,102,0.5);
}

@media (max-width: 640px) {
  .wa-float { padding: 12px; border-radius: 50%; bottom: 20px; right: 20px; }
  .wa-float__label { display: none; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr; }
  .card--wide { flex-direction: column; }
  .card__list--horizontal { grid-template-columns: 1fr 1fr; }
  .features { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr; gap: 40px; }
  .steps {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }
  .step__connector {
    width: 2px;
    height: 32px;
    min-width: unset;
    background: linear-gradient(180deg, var(--green), rgba(0,230,118,0.2));
    margin-top: 0;
    align-self: center;
  }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .nav__links { display: none; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 65px; left: 0; right: 0;
    background: rgba(13,15,11,0.98);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 20px;
  }
  .nav__hamburger { display: flex; }
  .hero__stats { gap: 28px; }
  .features { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .card__list--horizontal { grid-template-columns: 1fr; }
  .contact__form { padding: 28px 20px; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}