/* ============================
   OtoParça Pro — Ana CSS
   Light Premium Theme
   ============================ */

/* ===== CSS VARIABLES ===== */
:root {
  --primary:        hsl(22, 95%, 50%);   /* Deep amber */
  --primary-dark:   hsl(18, 92%, 40%);
  --primary-light:  hsl(28, 100%, 60%);
  --primary-glow:   hsla(22, 95%, 50%, 0.18);
  --accent:         hsl(210, 100%, 52%);  /* Royal blue */
  --accent-glow:    hsla(210, 100%, 52%, 0.12);

  /* Light background system */
  --bg-base:        hsl(210, 20%, 98%);   /* Warm off-white */
  --bg-card:        hsl(0, 0%, 100%);     /* Pure white */
  --bg-card-2:      hsl(210, 18%, 96%);   /* Subtle grey */
  --bg-section:     hsl(210, 22%, 95%);   /* Light section */
  --bg-section-alt: hsl(215, 28%, 93%);   /* Slightly deeper */

  /* Text */
  --text-primary:   hsl(215, 30%, 12%);   /* Near black */
  --text-sec:       hsl(215, 18%, 38%);   /* Medium grey-blue */
  --text-muted:     hsl(215, 14%, 58%);   /* Light grey */

  /* Borders */
  --border:         hsla(215, 25%, 75%, 0.45);
  --border-hover:   hsla(22, 95%, 50%, 0.5);

  /* Glass */
  --glass-bg:       hsla(0, 0%, 100%, 0.82);
  --glass-border:   hsla(215, 30%, 70%, 0.25);

  /* Radius */
  --radius-sm:     8px;
  --radius-md:     16px;
  --radius-lg:     24px;
  --radius-xl:     32px;

  /* Shadows */
  --shadow-sm:     0 1px 4px rgba(0,0,0,0.06), 0 2px 12px rgba(0,0,0,0.04);
  --shadow-md:     0 4px 24px rgba(0,0,0,0.08), 0 1px 4px rgba(0,0,0,0.05);
  --shadow-lg:     0 20px 60px rgba(0,0,0,0.12), 0 4px 20px rgba(0,0,0,0.06);
  --shadow-glow:   0 0 40px var(--primary-glow), 0 8px 32px rgba(0,0,0,0.08);
  --shadow-card:   0 2px 8px rgba(0,0,0,0.05), 0 8px 32px rgba(0,0,0,0.06);

  --transition:    all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
}

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

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

body {
  font-family: 'Outfit', 'Inter', sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

button {
  cursor: pointer;
  border: none;
  font-family: inherit;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-section); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== SELECTION ===== */
::selection { background: var(--primary-glow); color: var(--primary-dark); }

/* ===========================
   NAVBAR
   =========================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 2rem;
  height: 72px;
  display: flex;
  align-items: center;
  background: hsla(210, 20%, 98%, 0.75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

.navbar.scrolled {
  background: hsla(210, 20%, 98%, 0.96);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08), 0 1px 4px rgba(0,0,0,0.04);
}

.nav-container {
  display: flex;
  align-items: center;
  gap: 2rem;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-icon {
  font-size: 1.6rem;
  color: var(--primary);
  animation: spin-slow 8s linear infinite;
}

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

@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
  margin-left: auto;
}

.nav-links a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-sec);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.nav-wa-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  background: var(--primary);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 50px;
  transition: var(--transition);
  white-space: nowrap;
  box-shadow: 0 4px 16px var(--primary-glow);
}

.nav-wa-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--primary-glow);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  padding: 4px;
  margin-left: auto;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* ===========================
   HERO SECTION
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 2rem 80px;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(hsla(215, 40%, 40%, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, hsla(215, 40%, 40%, 0.06) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 80%);
  pointer-events: none;
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-particle {
  position: absolute;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0;
  animation: float-particle 6s ease-in-out infinite;
}

@keyframes float-particle {
  0% { opacity: 0; transform: translateY(0) scale(0); }
  20% { opacity: 0.6; transform: translateY(-20px) scale(1); }
  80% { opacity: 0.3; transform: translateY(-80px) scale(0.7); }
  100% { opacity: 0; transform: translateY(-120px) scale(0); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  flex: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-sec);
  margin-bottom: 1.5rem;
  animation: fade-up 0.6s ease both;
}

.badge-dot {
  width: 8px; height: 8px;
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 8px #22c55e; }
  50% { box-shadow: 0 0 16px #22c55e, 0 0 32px rgba(34,197,94,0.4); }
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 1.25rem;
  animation: fade-up 0.6s 0.1s ease both;
}

.hero-gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, hsl(45, 100%, 65%) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-gradient-text-2 {
  background: linear-gradient(135deg, hsl(200, 100%, 70%) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  animation: fade-up 0.6s 0.2s ease both;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  animation: fade-up 0.6s 0.3s ease both;
}

.hero-cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  box-shadow: 0 8px 32px var(--primary-glow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.hero-cta-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: var(--transition-fast);
}

.hero-cta-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 48px var(--primary-glow);
}

.hero-cta-primary:hover::before { opacity: 1; }

.hero-cta-secondary {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-sec);
  transition: var(--transition-fast);
  border-bottom: 1px solid transparent;
}

.hero-cta-secondary:hover {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  animation: fade-up 0.6s 0.4s ease both;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.05em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.hero-engine-icon {
  animation: rotate-slow 20s linear infinite;
  position: relative;
  z-index: 2;
}

@keyframes rotate-slow {
  to { transform: rotate(360deg); }
}

.hero-glow-ring {
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

/* Float cards */
.hero-card-float {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.1rem;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}

.float-icon { font-size: 1.1rem; }

.card-1 { top: 20%; left: 5%; animation: float-bob 4s ease-in-out infinite; }
.card-2 { top: 50%; right: 5%; animation: float-bob 4s 1.3s ease-in-out infinite; }
.card-3 { bottom: 20%; left: 15%; animation: float-bob 4s 2.6s ease-in-out infinite; }

@keyframes float-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-dot {
  width: 4px;
  height: 8px;
  background: var(--primary);
  border-radius: 2px;
  animation: scroll-anim 2s ease-in-out infinite;
}

@keyframes scroll-anim {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(10px); opacity: 0; }
}

/* ===========================
   SECTION BASE
   =========================== */
.section {
  padding: 100px 2rem;
  position: relative;
}

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

.section-alt {
  background: var(--bg-card);
}

.section-container {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-badge {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  background: var(--primary-glow);
  border: 1px solid var(--primary);
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-sec);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===========================
   SERVICES GRID
   =========================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-glow) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
  border-radius: inherit;
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.service-card:hover::before { opacity: 1; }

.service-icon-wrap {
  width: 56px;
  height: 56px;
  background: var(--primary-glow);
  border: 1px solid var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: var(--transition);
}

.service-card:hover .service-icon-wrap {
  background: var(--primary);
}

.service-icon { font-size: 1.5rem; }

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  position: relative;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 1rem;
  position: relative;
}

.service-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
}

/* ===========================
   WHY US SECTION
   =========================== */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.why-rings {
  position: relative;
  width: 300px;
  height: 300px;
  margin: 0 auto 2rem;
}

.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.ring-1 {
  width: 300px;
  height: 300px;
  border-color: hsla(25, 96%, 53%, 0.15);
  animation: ring-spin 12s linear infinite;
}

.ring-2 {
  width: 220px;
  height: 220px;
  border-color: hsla(25, 96%, 53%, 0.25);
  animation: ring-spin 8s linear infinite reverse;
}

.ring-3 {
  width: 140px;
  height: 140px;
  border-color: hsla(25, 96%, 53%, 0.5);
  background: var(--primary-glow);
}

@keyframes ring-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.why-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
}

.why-center-text {
  display: block;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.05em;
}

.why-center-sub {
  display: block;
  font-size: 0.75rem;
  color: var(--text-sec);
  font-weight: 500;
  white-space: nowrap;
}

.why-badges {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.why-badge-item {
  padding: 0.6rem 1.25rem;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-sec);
  transition: var(--transition-fast);
}

.why-badge-item:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.why-features {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.why-feature {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.why-feature:hover {
  border-color: var(--border-hover);
  transform: translateX(6px);
}

.why-feat-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--primary);
  opacity: 0.4;
  line-height: 1;
  min-width: 2.5rem;
  letter-spacing: -0.05em;
}

.why-feat-content h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.why-feat-content p {
  font-size: 0.875rem;
  color: var(--text-sec);
  line-height: 1.6;
}

/* ===========================
   BRANDS TICKER
   =========================== */
.brands-ticker {
  position: relative;
  overflow: hidden;
  padding: 1rem 0;
}

.brands-ticker::before,
.brands-ticker::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
}

.brands-ticker::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-base), transparent);
}

.brands-ticker::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-base), transparent);
}

.ticker-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: ticker-scroll 30s linear infinite;
}

.ticker-track:hover { animation-play-state: paused; }

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-sec);
  white-space: nowrap;
  letter-spacing: 0.05em;
  transition: var(--transition-fast);
}

.ticker-item:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-glow);
}

/* ===========================
   PROCESS STEPS
   =========================== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.process-step {
  position: relative;
  text-align: center;
}

.process-num {
  width: 52px;
  height: 52px;
  background: var(--primary);
  color: white;
  font-size: 1.35rem;
  font-weight: 900;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 24px var(--primary-glow);
}

.process-line {
  position: absolute;
  top: 26px;
  left: calc(50% + 26px);
  right: calc(-50% + 26px);
  height: 2px;
  background: linear-gradient(to right, var(--primary), var(--border));
}

.process-line.last-line { display: none; }

.process-content {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.process-content:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.process-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.process-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.process-content p {
  font-size: 0.875rem;
  color: var(--text-sec);
  line-height: 1.6;
}

/* ===========================
   REVIEWS
   =========================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.review-card::before {
  content: '"';
  position: absolute;
  top: -0.5rem;
  left: 1rem;
  font-size: 8rem;
  color: var(--primary);
  opacity: 0.08;
  font-family: serif;
  line-height: 1;
}

.review-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.review-stars {
  font-size: 1rem;
  color: #fbbf24;
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}

.review-card p {
  font-size: 0.925rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.review-avatar {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.review-author strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
}

.review-author span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===========================
   CTA SECTION
   =========================== */
.cta-section { background: var(--bg-section); }

.cta-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 4rem;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-glow {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 200px;
  background: radial-gradient(ellipse, var(--primary-glow) 0%, transparent 70%);
  pointer-events: none;
}

.cta-content { position: relative; z-index: 2; }

.cta-content h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
  line-height: 1.15;
}

.cta-content h2 span {
  color: var(--primary);
}

.cta-content > p {
  font-size: 1.05rem;
  color: var(--text-sec);
  margin-bottom: 2.5rem;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.cta-btn { font-size: 1.05rem; padding: 1rem 2rem; }

.cta-contact-info {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-sec);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  background: hsl(215, 28%, 16%);
  border-top: 1px solid hsla(215, 25%, 30%, 0.3);
  padding: 4rem 2rem 2rem;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .nav-logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-links {
  display: contents;
}

.footer-col h5 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col ul li {
  font-size: 0.875rem;
  color: hsla(215, 20%, 72%, 1);
  transition: var(--transition-fast);
}

.footer-col ul li:hover { color: white; }

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid hsla(215, 25%, 35%, 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: hsla(215, 20%, 65%, 1);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ===========================
   FLOATING WA BUTTON
   =========================== */
.float-wa-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  box-shadow: 0 8px 32px rgba(37,211,102,0.4);
  transition: var(--transition);
}

.float-wa-btn:hover {
  transform: translateY(-4px) scale(1.1);
  box-shadow: 0 16px 48px rgba(37,211,102,0.5);
}

.float-wa-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,0.5);
  animation: wa-pulse 2s infinite;
}

@keyframes wa-pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ===========================
   WHATSAPP BOT MODAL
   =========================== */
.wa-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.wa-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.wa-modal {
  background: hsl(0, 0%, 100%);
  border: 1px solid hsla(215, 25%, 80%, 0.5);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  overflow: hidden;
  box-shadow: 0 40px 100px rgba(0,0,0,0.22), 0 8px 32px rgba(0,0,0,0.12);
  transform: scale(0.9) translateY(20px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.wa-overlay.active .wa-modal {
  transform: scale(1) translateY(0);
}

/* Bot Header */
.wa-header {
  background: linear-gradient(135deg, #075E54, #128C7E);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.wa-header-icon {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.wa-header-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.wa-header-title {
  font-size: 1rem;
  font-weight: 700;
  color: white;
}

.wa-header-sub {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.8);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.wa-header-sub::before {
  content: '';
  width: 8px;
  height: 8px;
  background: #25D366;
  border-radius: 50%;
  box-shadow: 0 0 8px #25D366;
  flex-shrink: 0;
}

.wa-close {
  background: rgba(255,255,255,0.15);
  color: white;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  font-size: 0.75rem;
  transition: var(--transition-fast);
}

.wa-close:hover { background: rgba(255,255,255,0.3); }

/* Chat bubbles */
.wa-chat {
  padding: 1.25rem;
  min-height: 80px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: hsl(210, 22%, 95%);
  max-height: 160px;
  overflow-y: auto;
}

.wa-bubble {
  max-width: 85%;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  opacity: 0;
  transform: translateY(8px);
  animation: bubble-appear 0.4s ease forwards;
}

@keyframes bubble-appear {
  to { opacity: 1; transform: translateY(0); }
}

.wa-bubble.bot {
  background: hsl(0, 0%, 100%);
  border: 1px solid hsla(215, 25%, 80%, 0.5);
  color: hsl(215, 30%, 15%);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.wa-bubble.user {
  background: linear-gradient(135deg, #075E54, #128C7E);
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.wa-bubble .wa-time {
  color: hsla(215, 20%, 55%, 1);
}

.wa-time {
  font-size: 0.68rem;
  color: var(--text-muted);
  align-self: flex-end;
}

/* Steps */
.wa-steps {
  padding: 1.25rem;
  background: hsl(0, 0%, 100%);
  border-top: 1px solid hsla(215, 25%, 85%, 0.7);
}

.wa-step {
  display: none;
  flex-direction: column;
  gap: 0.75rem;
}

.wa-step.active { display: flex; }

.wa-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-sec);
}

/* Brand Grid */
.wa-brand-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
}

.brand-btn {
  padding: 0.5rem 0.25rem;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-sec);
  transition: var(--transition-fast);
}

.brand-btn:hover, .brand-btn.selected {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.wa-other-input {
  display: flex;
  gap: 0.5rem;
}

.wa-input {
  flex: 1;
  padding: 0.65rem 1rem;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-primary);
  font-family: inherit;
  transition: var(--transition-fast);
  outline: none;
}

.wa-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.wa-input::placeholder { color: var(--text-muted); }

.wa-btn-small {
  padding: 0.65rem 1rem;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition-fast);
}

.wa-btn-small:hover { background: var(--primary-dark); }

.wa-input-row {
  display: flex;
  gap: 0.5rem;
}

/* Quick part chips */
.wa-parts-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.part-chip {
  padding: 0.35rem 0.75rem;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-sec);
  transition: var(--transition-fast);
}

.part-chip:hover, .part-chip.selected {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.wa-next-btn {
  padding: 0.8rem 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 4px 16px var(--primary-glow);
}

.wa-next-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--primary-glow);
}

/* Summary */
.wa-summary {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--text-sec);
}

.wa-summary strong { color: var(--text-primary); }

.wa-whatsapp-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: white;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 24px rgba(37,211,102,0.4);
  transition: var(--transition);
}

.wa-whatsapp-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(37,211,102,0.5);
}

.wa-restart-btn {
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-align: center;
  padding: 0.5rem;
  transition: var(--transition-fast);
  text-decoration: underline;
}

.wa-restart-btn:hover { color: var(--text-primary); }

/* Progress bar */
.wa-progress {
  height: 3px;
  background: var(--border);
}

.wa-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), #25D366);
  transition: width 0.4s ease;
  width: 0%;
}

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

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hero { flex-direction: column; text-align: center; padding-top: 100px; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }

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

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: hsl(220, 18%, 10%);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
  }

  .process-steps { grid-template-columns: 1fr; }
  .process-line { display: none; }
  .footer-container { grid-template-columns: 1fr; }
  .footer-links { display: flex; flex-direction: column; gap: 2rem; }
  .why-grid { gap: 2rem; }
  .cta-card { padding: 2rem; }
  .cta-contact-info { flex-direction: column; align-items: center; }
  .wa-brand-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
  .section { padding: 60px 1rem; }
  .wa-input-row { flex-direction: column; }
  .wa-brand-grid { grid-template-columns: repeat(2, 1fr); }
}