/* ============================================================
   SPIRA.AI — main.css
   Design system: dark glassmorphism, indigo/violet/cyan palette
   ============================================================ */

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

/* ---- Custom Properties ---- */
:root {
  --bg-primary: #060614;
  --bg-secondary: #0a0a1e;
  --bg-card: #0d0d22;
  --bg-card-hover: #12123a;
  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-cyan: #06b6d4;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(99, 102, 241, 0.15);
  --border-hover: rgba(99, 102, 241, 0.4);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.2);
  --shadow-glow-cyan: 0 0 40px rgba(6, 182, 212, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --nav-height: 72px;
  --transition: 0.25s ease;
  --transition-slow: 0.45s ease;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }
input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ---- Dot-grid background ---- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(99,102,241,0.12) 1px, transparent 0);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Ambient glow blobs */
body::after {
  content: '';
  position: fixed;
  top: -200px;
  left: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(99,102,241,0.07) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}
.container--wide { max-width: 1400px; }
.container--narrow { max-width: 800px; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); letter-spacing: -0.01em; }
h4 { font-size: 1.125rem; }
p { color: var(--text-secondary); }
.lead { font-size: 1.2rem; line-height: 1.7; color: var(--text-secondary); }

.gradient-text {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}

.gradient-text--violet {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #fff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
}
.btn--primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.btn--secondary {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.btn--secondary:hover {
  background: rgba(255,255,255,0.09);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--accent-primary);
  border: 1px solid var(--accent-primary);
}
.btn--outline:hover {
  background: rgba(99,102,241,0.1);
  transform: translateY(-2px);
}

.btn--sm { padding: 10px 20px; font-size: 0.875rem; }
.btn--lg { padding: 18px 36px; font-size: 1.05rem; }

.btn--cyan {
  background: linear-gradient(135deg, var(--accent-cyan), #0891b2);
  color: #fff;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}
.btn--cyan:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px rgba(6, 182, 212, 0.45);
}

/* ---- Navigation ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: all var(--transition-slow);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(6, 6, 20, 0.85);
  backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.nav__inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav__logo a {
  display: flex;
  align-items: center;
}
.nav__logo img {
  height: 36px;
  width: auto;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  justify-content: center;
}

.nav__link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
}
.nav__link:hover { color: var(--text-primary); background: rgba(255,255,255,0.06); }

/* Dropdowns */
.nav__dropdown { position: relative; }
.nav__dropdown > button {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__dropdown > button:hover { color: var(--text-primary); background: rgba(255,255,255,0.06); }

.dropdown__menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: rgba(10, 10, 30, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px;
  min-width: 220px;
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.nav__dropdown:hover .dropdown__menu,
.nav__dropdown:focus-within .dropdown__menu {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}
.dropdown__menu a {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition);
}
.dropdown__menu a:hover {
  color: var(--text-primary);
  background: rgba(99,102,241,0.12);
  padding-left: 20px;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.nav__hamburger:hover { background: rgba(255,255,255,0.06); }
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* Mobile nav */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(6,6,20,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 999;
  max-height: calc(100vh - var(--nav-height));
  overflow-y: auto;
}
.nav__mobile.open { display: block; }
.nav__mobile a, .nav__mobile-section > span {
  display: block;
  padding: 12px 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.nav__mobile a:hover { color: var(--text-primary); }
.nav__mobile-section > span {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 16px;
  border-bottom: none;
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(6,6,20,0.88) 0%,
    rgba(6,6,20,0.70) 50%,
    rgba(6,6,20,0.80) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-primary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero__badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

.hero h1 { margin-bottom: 24px; }
.hero .lead { margin-bottom: 40px; max-width: 580px; }

.hero__ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero without bg image (service/sector pages) */
.hero--inner {
  min-height: 60vh;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}
.hero--inner .hero__bg { display: none; }

.hero--service {
  min-height: 70vh;
}

/* ---- Trust bar ---- */
.trust-bar {
  background: rgba(99,102,241,0.06);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  overflow: hidden;
}
.trust-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 28px;
  border-right: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}
.trust-item:last-child { border-right: none; }
.trust-item svg { color: var(--accent-cyan); flex-shrink: 0; }

/* ---- Section base ---- */
section { padding: 100px 0; position: relative; z-index: 1; }
.section--sm { padding: 64px 0; }
.section--lg { padding: 130px 0; }

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-primary);
  margin-bottom: 12px;
}
.section__title { margin-bottom: 16px; }
.section__subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 620px;
  line-height: 1.7;
}
.section__header { margin-bottom: 64px; }
.section__header--center { text-align: center; }
.section__header--center .section__subtitle { margin: 0 auto; }

/* ---- Cards glassmorphism ---- */
.card {
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}
.card:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.card:hover::before { opacity: 1; }

/* ---- Services grid ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card { cursor: pointer; }
.service-card__icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.1));
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-primary);
  transition: all var(--transition);
}
.service-card:hover .service-card__icon {
  background: linear-gradient(135deg, rgba(99,102,241,0.25), rgba(139,92,246,0.2));
  box-shadow: 0 0 20px rgba(99,102,241,0.3);
}
.service-card h3 { margin-bottom: 10px; }
.service-card p { font-size: 0.9rem; margin-bottom: 20px; }
.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-primary);
  transition: gap var(--transition);
}
.service-card:hover .service-card__link { gap: 10px; }

/* ---- Sectors grid ---- */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sector-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 260px;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all var(--transition-slow);
}
.sector-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}
.sector-card__bg {
  position: absolute;
  inset: 0;
}
.sector-card__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.sector-card:hover .sector-card__bg img { transform: scale(1.05); }
.sector-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,6,20,0.95) 0%, rgba(6,6,20,0.4) 100%);
}
.sector-card__content {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
}
.sector-card h3 { margin-bottom: 8px; }
.sector-card p { font-size: 0.875rem; color: rgba(255,255,255,0.6); margin-bottom: 16px; }
.sector-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-cyan);
}

/* ---- How it works ---- */
.how-it-works { background: var(--bg-secondary); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 16px);
  right: calc(12.5% + 16px);
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), var(--border), transparent);
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step__number {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  margin: 0 auto 24px;
  box-shadow: 0 4px 20px rgba(99,102,241,0.4);
}
.step h3 { margin-bottom: 10px; }
.step p { font-size: 0.9rem; }

/* ---- Stats ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card { text-align: center; }
.stat-card__value {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-card__label { font-size: 0.9rem; color: var(--text-muted); }

/* ---- Testimonials ---- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card { display: flex; flex-direction: column; gap: 20px; }
.testimonial-card__quote {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
  font-style: italic;
  flex: 1;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.testimonial-card__name { font-weight: 600; font-size: 0.9rem; }
.testimonial-card__role { font-size: 0.8rem; color: var(--text-muted); }
.testimonial-card__stars {
  display: flex;
  gap: 2px;
  color: #fbbf24;
  font-size: 0.875rem;
}

/* ---- CTA Banner ---- */
.cta-banner {
  background: linear-gradient(135deg, rgba(99,102,241,0.12) 0%, rgba(6,182,212,0.08) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 72px 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
  margin: 0 24px;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(99,102,241,0.1) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p { margin-bottom: 40px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-banner__btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---- Chatbot section ---- */
.chatbot-section { padding: 80px 0; }
.chatbot-placeholder {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  text-align: center;
}
.chatbot-placeholder__header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
  font-weight: 600;
  color: var(--text-primary);
}
.chatbot-pulse {
  width: 10px;
  height: 10px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
.chatbot-placeholder__body {
  margin-bottom: 28px;
}
.chatbot-placeholder__body p { font-size: 0.95rem; margin-bottom: 20px; }
#spira-chat-widget {
  min-height: 60px;
  border: 1px dashed rgba(99,102,241,0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 16px;
}
#spira-chat-widget::before { content: '← Widget de chat se insertará aquí →'; }

/* ---- Benefits list ---- */
.benefits-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.benefit-item__icon {
  width: 40px;
  height: 40px;
  background: rgba(99,102,241,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  flex-shrink: 0;
}
.benefit-item h4 { margin-bottom: 4px; font-size: 1rem; }
.benefit-item p { font-size: 0.875rem; }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--accent-primary); }
.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  background: rgba(99,102,241,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 1rem;
  font-weight: 300;
  transition: all var(--transition);
}
.faq-item.open .faq-icon {
  background: var(--accent-primary);
  color: #fff;
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-answer__inner {
  padding: 0 0 22px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---- Process steps (service pages) ---- */
.process-list { display: flex; flex-direction: column; gap: 0; }
.process-step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.process-step:last-child { border-bottom: none; }
.process-step__num {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(99,102,241,0.35);
}
.process-step__content h3 { margin-bottom: 8px; }
.process-step__content p { font-size: 0.95rem; }

/* ---- Use cases ---- */
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.use-case-card { text-align: center; }
.use-case-card__icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  line-height: 1;
}
.use-case-card h3 { margin-bottom: 10px; font-size: 1.1rem; }
.use-case-card p { font-size: 0.875rem; }

/* ---- Integrations ---- */
.integrations-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.integration-tag {
  padding: 10px 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.integration-tag:hover {
  background: rgba(99,102,241,0.1);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* ---- Pricing cards ---- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.pricing-card { position: relative; }
.pricing-card--featured {
  border-color: var(--accent-primary);
  background: rgba(99,102,241,0.05);
}
.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 999px;
  white-space: nowrap;
}
.pricing-card h3 { margin-bottom: 8px; }
.pricing-card__price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.pricing-card__period { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 24px; }
.pricing-card__features { list-style: none; margin-bottom: 32px; display: flex; flex-direction: column; gap: 12px; }
.pricing-card__features li {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.pricing-card__features li::before {
  content: '✓';
  color: var(--accent-cyan);
  font-weight: 700;
  flex-shrink: 0;
}

/* ---- Two column layout ---- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.two-col--reverse { direction: rtl; }
.two-col--reverse > * { direction: ltr; }
.two-col__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}
.two-col__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
}

/* ---- Contact form ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--transition);
  outline: none;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-primary);
  background: rgba(99,102,241,0.06);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--bg-secondary); color: var(--text-primary); }

/* ---- Contact info ---- */
.contact-info-list { display: flex; flex-direction: column; gap: 24px; }
.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-info-item__icon {
  width: 44px;
  height: 44px;
  background: rgba(99,102,241,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  flex-shrink: 0;
}
.contact-info-item h4 { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 4px; font-weight: 500; }
.contact-info-item a, .contact-info-item p { color: var(--text-secondary); font-size: 0.95rem; }
.contact-info-item a:hover { color: var(--accent-primary); }

/* ---- Social links ---- */
.social-links { display: flex; gap: 12px; }
.social-link {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition);
}
.social-link:hover {
  background: rgba(99,102,241,0.1);
  border-color: var(--border-hover);
  color: var(--accent-primary);
  transform: translateY(-2px);
}

/* ---- Footer ---- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding-top: 80px;
  padding-bottom: 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 64px;
}
.footer__logo { margin-bottom: 16px; }
.footer__logo img { height: 32px; width: auto; }
.footer__description {
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.footer__col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--text-secondary); }
.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__bottom p { font-size: 0.8rem; color: var(--text-muted); }

/* ---- Page breadcrumb ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.breadcrumb a { transition: color var(--transition); }
.breadcrumb a:hover { color: var(--text-secondary); }
.breadcrumb span { color: var(--text-muted); }

/* ---- Sector pain points ---- */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.pain-card {
  background: rgba(239,68,68,0.04);
  border: 1px solid rgba(239,68,68,0.12);
  border-radius: var(--radius-md);
  padding: 24px;
}
.pain-card__emoji { font-size: 1.5rem; margin-bottom: 12px; }
.pain-card h4 { color: var(--text-primary); margin-bottom: 8px; font-size: 0.95rem; }
.pain-card p { font-size: 0.875rem; color: var(--text-muted); }

/* ---- Highlight box ---- */
.highlight-box {
  background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(6,182,212,0.05));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.highlight-box p { color: var(--text-secondary); line-height: 1.8; }

/* ---- Demo page ---- */
.demo-steps { display: flex; flex-direction: column; gap: 24px; margin-bottom: 40px; }
.demo-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.demo-step__num {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
  color: #fff;
}
.demo-step h4 { margin-bottom: 4px; font-size: 0.95rem; }
.demo-step p { font-size: 0.875rem; }

/* ---- Animations ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-28px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.3); }
}
@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}
.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }
.animate-delay-5 { transition-delay: 0.5s; }

/* ---- Tags / chips ---- */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-primary);
}

/* ---- Divider ---- */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), transparent);
  margin: 0;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* ---- 1280px ---- */
@media (max-width: 1280px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 32px; }
}

/* ---- 1024px ---- */
@media (max-width: 1024px) {
  section { padding: 80px 0; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .sectors-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 600px; margin: 0 auto; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .two-col { grid-template-columns: 1fr; gap: 48px; }
  .two-col--reverse { direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
  .benefits-list { grid-template-columns: 1fr; }
  .pain-grid { grid-template-columns: 1fr 1fr; }
  .cta-banner { padding: 56px 40px; margin: 0; }
}

/* ---- 768px ---- */
@media (max-width: 768px) {
  :root { --nav-height: 64px; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  section { padding: 64px 0; }
  .section__header { margin-bottom: 40px; }

  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .nav__cta { display: none; }

  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero--inner { min-height: auto; padding: 120px 0 64px; }
  .hero__ctas { flex-direction: column; align-items: flex-start; }

  .trust-bar__inner { flex-direction: column; gap: 0; }
  .trust-item { border-right: none; border-bottom: 1px solid var(--border); width: 100%; justify-content: center; }
  .trust-item:last-child { border-bottom: none; }

  .services-grid { grid-template-columns: 1fr; }
  .sectors-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: 1fr; }
  .use-cases-grid { grid-template-columns: 1fr; }
  .pain-grid { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer__col:first-child { grid-column: 1 / -1; }

  .cta-banner { padding: 48px 28px; }
  .cta-banner h2 { font-size: 1.6rem; }
  .cta-banner__btns { flex-direction: column; }
  .cta-banner__btns .btn { width: 100%; justify-content: center; }

  .chatbot-placeholder { padding: 28px; }

  .highlight-box { padding: 28px; }
}

/* ---- 480px ---- */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.4rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .hero__ctas .btn { width: 100%; justify-content: center; }
}

/* ---- 320px ---- */
@media (max-width: 320px) {
  h1 { font-size: 1.5rem; }
  .btn { padding: 12px 20px; }
  .stats-grid { grid-template-columns: 1fr; }
}

/* ==================== SOLUTION BLOCKS (Constructoras y páginas similares) ==================== */
.solution-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 40px 40px 40px;
  transition: border-color 0.3s;
}
.solution-block:hover { border-color: var(--border-bright); }

.solution-block__header {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 32px;
}

.solution-block__number {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
}

.solution-block__title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.solution-block__subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.solution-block__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.solution-block__body--reverse .solution-block__image { order: -1; }

.solution-block__text p {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
  font-size: 0.975rem;
}
.solution-block__text p:last-of-type { margin-bottom: 20px; }

.solution-block__image-caption {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 10px;
  font-style: italic;
}

/* Feature list */
.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}
.feature-list li::before {
  content: '✓';
  color: var(--accent-cyan);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Responsive solution blocks */
@media (max-width: 900px) {
  .solution-block { padding: 28px; }
  .solution-block__body { grid-template-columns: 1fr; gap: 28px; }
  .solution-block__body--reverse .solution-block__image { order: 0; }
}

@media (max-width: 600px) {
  .solution-block { padding: 20px; }
  .solution-block__header { flex-direction: column; gap: 14px; }
  .solution-block__title { font-size: 1.15rem; }
}

/* ==================== TYPEBOT / CHATBOT EMBED ==================== */
.chatbot-embed-section {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

.typebot-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

typebot-standard {
  display: block;
  width: 100%;
  height: 600px;
}

@media (max-width: 768px) {
  typebot-standard { height: 500px; }
}