/* ============================================================
   DESIGN SYSTEM — ClimaMax Ar Condicionado
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Poppins:wght@700;800;900&display=swap');

/* ---------- Variáveis de Design ---------- */
:root {
  --primary:       #06b6d4;
  --primary-dark:  #0891b2;
  --primary-light: #67e8f9;
  --secondary:     #0f172a;
  --accent:        #f0f9ff;

  --text-dark:     #0f172a;
  --text-mid:      #334155;
  --text-light:    #64748b;
  --text-white:    #f8fafc;

  --surface:       #ffffff;
  --surface-alt:   #f0f9ff;
  --border:        #e2e8f0;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow-md:  0 4px 20px rgba(6,182,212,.15);
  --shadow-lg:  0 10px 40px rgba(6,182,212,.25);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.15);

  --radius-sm:   8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  --transition-fast:   .15s ease;
  --transition-base:   .3s ease;
  --transition-slow:   .5s ease;

  --font-body:    'Inter', sans-serif;
  --font-heading: 'Poppins', sans-serif;

  --container: 1200px;
  --header-h:    80px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--surface);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; object-fit: cover; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---------- Utilitários ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(6,182,212,.12);
  color: var(--primary-dark);
  border: 1px solid rgba(6,182,212,.25);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 580px;
  line-height: 1.7;
}

.highlight { color: var(--primary); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-size: .95rem;
  font-weight: 600;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 4px 20px rgba(6,182,212,.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6,182,212,.55);
}

.btn-outline {
  border: 2px solid rgba(255,255,255,.7);
  color: #fff;
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  background: rgba(255,255,255,.15);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-white {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: var(--shadow-md);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-ghost {
  border: 2px solid var(--primary);
  color: var(--primary);
  padding: 12px 28px;
}
.btn-ghost:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ============================================================
   NAVBAR
   ============================================================ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: all var(--transition-base);
  padding: 0 24px;
}

#navbar .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
}

/* Estado inicial (sobre o hero) */
#navbar.transparent { background: transparent; }

/* Após scroll */
#navbar.scrolled {
  background: rgba(15,23,42,.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 4px 30px rgba(0,0,0,.3);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
}

.nav-logo-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-sm);
  display: grid; place-items: center;
  font-size: 1.2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  color: rgba(255,255,255,.85);
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--primary-light);
  border-radius: 2px;
  transition: width var(--transition-base);
}

.nav-links a:hover { color: #fff; }
.nav-links a:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,.8);
  font-size: .88rem;
  font-weight: 500;
}

.nav-phone span { font-size: 1rem; }

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ANIMAÇÃO CORRETA */
.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  position: fixed;
  top: var(--header-h); left: 0; right: 0;
  background: rgba(15,23,42,.97);
  backdrop-filter: blur(20px);
  padding: 24px;
  gap: 8px;
  z-index: 999;
  border-bottom: 1px solid rgba(255,255,255,.08);
  transform: translateY(-8px);
  opacity: 0;
  transition: all var(--transition-base);
}

.mobile-menu.open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu a {
  color: rgba(255,255,255,.85);
  font-size: 1rem;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,.07);
  display: block;
}

.mobile-menu a:last-child { border-bottom: none; }

/* ============================================================
   HERO SECTION
   ============================================================ */
#home {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('hero_background.png');
  background-size: cover;
  background-position: center;
  z-index: 0;
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero-bg.loaded { transform: scale(1); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15,23,42,.85) 0%,
    rgba(8,145,178,.5) 50%,
    rgba(15,23,42,.75) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding-top: 60px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(6,182,212,.2);
  border: 1px solid rgba(6,182,212,.4);
  color: var(--primary-light);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
  animation: fadeInDown .6s ease both;
}

.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--primary-light);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.08;
  color: #fff;
  margin-bottom: 24px;
  animation: fadeInUp .7s .1s ease both;
}

.hero-title span {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255,255,255,.8);
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 560px;
  animation: fadeInUp .7s .2s ease both;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 60px;
  animation: fadeInUp .7s .3s ease both;
}

.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  animation: fadeInUp .7s .4s ease both;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  line-height: 1;
}

.stat-label {
  font-size: .82rem;
  color: rgba(255,255,255,.6);
  font-weight: 500;
  margin-top: 4px;
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.5);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,.4), transparent);
  animation: scrollPulse 2s ease infinite;
}

/* ============================================================
   BARRA DE CONFIANÇA
   ============================================================ */
#trust-bar {
  background: var(--secondary);
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.trust-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 40px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.7);
  font-size: .88rem;
  font-weight: 500;
}

.trust-item .icon {
  font-size: 1.2rem;
}

/* ============================================================
   SERVIÇOS
   ============================================================ */
#servicos {
  padding: 100px 0;
  background: var(--surface-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header .section-subtitle {
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  border-color: rgba(6,182,212,.3);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon-wrap {
  width: 64px; height: 64px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  font-size: 1.8rem;
  margin-bottom: 24px;
  transition: transform var(--transition-base);
}

.service-card:hover .service-icon-wrap { transform: scale(1.1) rotate(-5deg); }

.icon-blue   { background: rgba(6,182,212,.12); }
.icon-indigo { background: rgba(99,102,241,.12); }
.icon-emerald{ background: rgba(16,185,129,.12); }
.icon-amber  { background: rgba(245,158,11,.12); }

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.service-card p {
  font-size: .93rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 24px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary-dark);
  font-size: .88rem;
  font-weight: 600;
  transition: gap var(--transition-base);
}

.service-link:hover { gap: 12px; }

/* ============================================================
   SOBRE NÓS
   ============================================================ */
#sobre {
  padding: 100px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-xl);
}

.about-image-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-image-wrap:hover img { transform: scale(1.04); }

.about-badge-float {
  position: absolute;
  bottom: 28px; right: -20px;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-badge-float .icon-circle {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
}

.about-badge-float .badge-text strong {
  display: block;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-dark);
}

.about-badge-float .badge-text span {
  font-size: .78rem;
  color: var(--text-light);
}

.about-content { padding-right: 20px; }

.about-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 32px 0 40px;
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: .95rem;
  color: var(--text-mid);
}

.about-list .check {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: rgba(6,182,212,.12);
  color: var(--primary-dark);
  display: grid;
  place-items: center;
  font-size: .8rem;
  margin-top: 2px;
}

/* ============================================================
   DIFERENCIAIS
   ============================================================ */
#diferenciais {
  padding: 100px 0;
  background: var(--secondary);
  position: relative;
  overflow: hidden;
}

#diferenciais::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(6,182,212,.12) 0%, transparent 70%);
  pointer-events: none;
}

#diferenciais .section-title { color: #fff; }
#diferenciais .section-subtitle { color: rgba(255,255,255,.6); }
#diferenciais .section-badge {
  background: rgba(6,182,212,.15);
  color: var(--primary-light);
  border-color: rgba(6,182,212,.3);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 24px;
  margin-top: 60px;
}

.feature-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition-base);
}

.feature-card:hover {
  background: rgba(6,182,212,.08);
  border-color: rgba(6,182,212,.25);
  transform: translateY(-4px);
}

.feature-num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  color: rgba(6,182,212,.2);
  line-height: 1;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: .9rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
}

/* ============================================================
   DEPOIMENTOS
   ============================================================ */
#depoimentos {
  padding: 100px 0;
  background: var(--surface-alt);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  margin-top: 60px;
}

.testimonial-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border);
  position: relative;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(6,182,212,.2);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px; right: 28px;
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 900;
  color: rgba(6,182,212,.12);
  line-height: 1;
}

.stars {
  display: flex;
  gap: 3px;
  margin-bottom: 16px;
}

.stars span { color: #f59e0b; font-size: .9rem; }

.testimonial-card p {
  font-size: .95rem;
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  font-weight: 700;
  flex-shrink: 0;
}

.author-name {
  font-weight: 600;
  font-size: .92rem;
  color: var(--text-dark);
}

.author-city {
  font-size: .8rem;
  color: var(--text-light);
  margin-top: 2px;
}

/* ============================================================
   CTA BANNER
   ============================================================ */
#cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, #0f172a 60%, #1e1b4b 100%);
  position: relative;
  overflow: hidden;
}

#cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

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

.cta-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.cta-content p {
  font-size: 1.1rem;
  color: rgba(255,255,255,.7);
  margin-bottom: 40px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============================================================
   CONTATO
   ============================================================ */
#contato {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 40px;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-item-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item-text strong {
  display: block;
  font-weight: 600;
  font-size: .9rem;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.contact-item-text span {
  font-size: .9rem;
  color: var(--text-light);
}

.contact-form-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-md);
}

.contact-form-wrap h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--text-dark);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-mid);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .93rem;
  color: var(--text-dark);
  background: var(--surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(6,182,212,.12);
}

.form-group textarea { resize: vertical; min-height: 120px; }

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

.form-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 20px rgba(6,182,212,.4);
  margin-top: 8px;
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6,182,212,.55);
}

.form-success {
  display: none;
  text-align: center;
  padding: 40px 0;
}

.form-success .success-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.form-success h4 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.form-success p { color: var(--text-light); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--secondary);
  padding: 60px 0 28px;
  border-top: 1px solid rgba(255,255,255,.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: .9rem;
  color: rgba(255,255,255,.5);
  line-height: 1.7;
  margin: 16px 0 24px;
  max-width: 280px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.08);
  display: grid;
  place-items: center;
  font-size: 1rem;
  color: rgba(255,255,255,.6);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: .9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  font-size: .88rem;
  color: rgba(255,255,255,.5);
  transition: color var(--transition-fast);
}

.footer-col ul li a:hover { color: var(--primary-light); }

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 10px;
}

.footer-contact p span { font-size: 1rem; }

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: .82rem;
  color: rgba(255,255,255,.35);
}

/* ============================================================
   WHATSAPP FLUTUANTE
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.5);
  transition: all var(--transition-base);
  animation: bounceIn .8s 1s both;
}

.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 30px rgba(37,211,102,.7);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

/* ============================================================
   ANIMAÇÕES
   ============================================================ */
@keyframes fadeInDown {
  from { opacity:0; transform: translateY(-20px); }
  to   { opacity:1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity:0; transform: translateY(24px); }
  to   { opacity:1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity:1; transform: scale(1); }
  50%       { opacity:.5; transform: scale(1.4); }
}

@keyframes scrollPulse {
  0%, 100% { opacity:.4; }
  50%       { opacity:1; }
}

@keyframes bounceIn {
  0%   { opacity:0; transform: scale(.5); }
  60%  { transform: scale(1.1); }
  100% { opacity:1; transform: scale(1); }
}

/* Reveal ao rolar */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVIDADE
   ============================================================ */
@media (max-width: 1024px) {
  .about-grid    { grid-template-columns: 1fr; gap: 48px; }
  .about-content { padding-right: 0; }
  .contact-grid  { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid   { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  :root { --header-h: 70px; }

  html, body {
    overflow-x: hidden;
    width: 100%;
  }

  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  #navbar {
    padding-left: 16px;
    padding-right: 16px;
  }

  .nav-links { display: none; }
  .nav-phone { display: none; }
  .hamburger { display: flex; }

  .nav-actions {
    margin-left: auto;
    gap: 8px;
    min-width: 0;
  }

  .nav-actions .btn {
    display: none;
  }

  .nav-logo {
    min-width: 0;
    flex: 1 1 auto;
  }

  .nav-logo-text {
    font-size: 1rem;
    line-height: 1;
  }

  .nav-logo-sub {
    font-size: .55rem;
  }

  #home {
    min-height: auto;
    padding-top: calc(var(--header-h) + 24px);
    padding-bottom: 80px;
    align-items: flex-start;
  }

  .hero-content {
    max-width: 100%;
    width: 100%;
    padding-top: 20px;
  }

  .hero-badge {
    width: 100%;
    justify-content: flex-start;
    font-size: .74rem;
    line-height: 1.4;
    padding: 10px 14px;
    white-space: normal;
  }

  .hero-title {
    font-size: clamp(2.2rem, 8vw, 3.2rem);
    line-height: 1.1;
  }

  .hero-desc {
    font-size: 1rem;
    max-width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 36px;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }

  .hero-scroll {
    display: none;
  }

  .trust-inner {
    gap: 20px;
    flex-direction: column;
    text-align: center;
  }

  .about-badge-float {
    right: 12px;
    left: 12px;
    bottom: 12px;
    max-width: none;
  }

  .form-row { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .contact-form-wrap {
    padding: 28px 18px;
  }

  .cta-actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .services-grid,
  .features-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .service-card,
  .feature-card,
  .testimonial-card {
    padding-left: 22px;
    padding-right: 22px;
  }
}

@media (max-width: 480px) {
  .hero-actions  { flex-direction: column; align-items: flex-start; }
  .cta-actions   { flex-direction: column; }
  .hero-stats    { flex-direction: column; gap: 20px; }
  .whatsapp-float { bottom: 20px; right: 20px; }
}