/* ============================================
   PREXAcode - Landing Page Styles
   ============================================ */

:root {
  --navy: #0a1628;
  --navy-mid: #0f2044;
  --navy-light: #1a2f5e;
  --purple: #6d28d9;
  --purple-light: #7c3aed;
  --cyan: #06b6d4;
  --cyan-light: #22d3ee;
  --white: #ffffff;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-600: #475569;
  --text-dark: #0f172a;
  --gradient-hero: linear-gradient(135deg, #0a1628 0%, #1a1050 50%, #0a1628 100%);
  --gradient-accent: linear-gradient(135deg, #6d28d9, #06b6d4);
  --gradient-card: linear-gradient(135deg, rgba(109,40,217,0.15), rgba(6,182,212,0.15));
  --shadow-card: 0 4px 24px rgba(109,40,217,0.2);
  --shadow-glow: 0 0 30px rgba(6,182,212,0.3);
  --border-card: 1px solid rgba(109,40,217,0.3);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: all 0.3s ease;
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--navy);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { overflow-x: hidden; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }

.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(109,40,217,0.2);
  border: 1px solid rgba(109,40,217,0.4);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan-light);
  margin-bottom: 16px;
}

/* ── Layout ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header p { color: var(--gray-400); font-size: 1.1rem; max-width: 600px; margin: 16px auto 0; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(109,40,217,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(109,40,217,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-2px);
}

.btn-wa {
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: white;
  box-shadow: 0 4px 20px rgba(37,211,102,0.3);
}
.btn-wa:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.4);
}

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(109,40,217,0.2);
  padding: 12px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.logo span { color: var(--cyan-light); }

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-200);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--cyan-light); }

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

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  width: 42px;
  height: 42px;
  background: rgba(109,40,217,0.2);
  border: 1px solid rgba(109,40,217,0.35);
  border-radius: 10px;
  transition: var(--transition);
  flex-shrink: 0;
}
.hamburger:hover {
  background: rgba(109,40,217,0.35);
  border-color: var(--purple-light);
}
.hamburger span {
  width: 20px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  padding-top: 140px;
  padding-bottom: 60px;
}

.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(109,40,217,0.2) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6,182,212,0.15) 0%, transparent 70%);
  bottom: -50px;
  left: -50px;
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content { max-width: 580px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(6,182,212,0.1);
  border: 1px solid rgba(6,182,212,0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--cyan-light);
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--cyan-light);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 { margin-bottom: 24px; }
.hero h1 em { font-style: normal; }

.hero-desc {
  font-size: 1.1rem;
  color: var(--gray-400);
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.stat-item {}
.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 0.85rem; color: var(--gray-400); }

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.robot-container {
  position: relative;
  width: 320px;
  height: 320px;
}

.robot-bg {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(109,40,217,0.3) 0%, rgba(6,182,212,0.1) 60%, transparent 100%);
  animation: rotateSlow 20s linear infinite;
}

.robot-orbit {
  position: absolute;
  inset: 20px;
  border: 1px dashed rgba(6,182,212,0.3);
  border-radius: 50%;
  animation: rotateSlow 15s linear infinite;
}

.robot-core {
  position: absolute;
  inset: 60px;
  background: linear-gradient(135deg, #1a1050, #0f2044);
  border: 2px solid rgba(109,40,217,0.5);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  box-shadow: 0 0 40px rgba(109,40,217,0.4), inset 0 0 20px rgba(6,182,212,0.1);
  animation: float 4s ease-in-out infinite;
}

.orbit-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cyan-light);
  box-shadow: 0 0 10px var(--cyan-light);
}

.orbit-icon {
  position: absolute;
  width: 44px;
  height: 44px;
  background: var(--navy-mid);
  border: 1px solid rgba(109,40,217,0.4);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-card);
}

.orbit-icon:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); }
.orbit-icon:nth-child(2) { top: 50%; right: 0; transform: translateY(-50%); }
.orbit-icon:nth-child(3) { bottom: 0; left: 50%; transform: translateX(-50%); }
.orbit-icon:nth-child(4) { top: 50%; left: 0; transform: translateY(-50%); }

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

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ── Services ── */
.services { background: #080e1d; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--gradient-card);
  border: var(--border-card);
  border-radius: var(--radius);
  padding: 40px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: rgba(109,40,217,0.5);
}

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

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(109,40,217,0.2);
  border: 1px solid rgba(109,40,217,0.3);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.service-card h3 { margin-bottom: 12px; }
.service-card p { color: var(--gray-400); font-size: 0.95rem; margin-bottom: 24px; line-height: 1.7; }

.service-features { display: flex; flex-direction: column; gap: 8px; }

.service-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-200);
}

.service-feature::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--cyan-light);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Process ── */
.process { background: var(--gradient-hero); }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(6,182,212,0.4), transparent);
}

.process-step {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}

.step-number {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-glow);
}

.process-step h3 { margin-bottom: 10px; font-size: 1.1rem; }
.process-step p { color: var(--gray-400); font-size: 0.9rem; }

/* ── Benefits ── */
.benefits { background: #080e1d; }

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

.benefits-list { display: flex; flex-direction: column; gap: 24px; }

.benefit-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px;
  background: var(--gradient-card);
  border: var(--border-card);
  border-radius: var(--radius);
  transition: var(--transition);
}

.benefit-item:hover {
  border-color: rgba(6,182,212,0.4);
  transform: translateX(8px);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: rgba(6,182,212,0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.benefit-item h4 { margin-bottom: 6px; font-size: 1rem; }
.benefit-item p { color: var(--gray-400); font-size: 0.9rem; }

.benefits-visual {
  position: relative;
  padding: 20px;
}

.metrics-card {
  background: var(--navy-mid);
  border: var(--border-card);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-card);
}

.metrics-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}

.metrics-header h4 { font-size: 0.9rem; color: var(--gray-400); }
.metrics-badge {
  padding: 4px 12px;
  background: rgba(37,211,102,0.15);
  border: 1px solid rgba(37,211,102,0.3);
  border-radius: 100px;
  font-size: 0.75rem;
  color: #25D366;
}

.metric-row {
  margin-bottom: 20px;
}

.metric-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.85rem;
}

.metric-label { color: var(--gray-400); }
.metric-value { font-weight: 700; }

.metric-bar {
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  overflow: hidden;
}

.metric-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--gradient-accent);
  animation: fillBar 2s ease-out forwards;
}

@keyframes fillBar {
  from { width: 0; }
}

.metrics-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.mini-stat { text-align: center; }
.mini-stat-num { font-size: 1.5rem; font-weight: 800; color: var(--cyan-light); }
.mini-stat-label { font-size: 0.75rem; color: var(--gray-400); }

/* ── Chatbot integration section ── */
.ai-section {
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.ai-section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(109,40,217,0.15), transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.ai-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.ai-content h2 { margin-bottom: 20px; }
.ai-content p { color: var(--gray-400); margin-bottom: 24px; line-height: 1.7; }

.ai-features-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 36px; }
.ai-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}
.ai-feature-check {
  width: 22px;
  height: 22px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  flex-shrink: 0;
}

.chat-preview {
  background: var(--navy-mid);
  border: var(--border-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.chat-header {
  padding: 16px 20px;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  gap: 12px;
}

.chat-avatar {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.chat-info h4 { font-size: 0.9rem; margin-bottom: 2px; }
.chat-info span { font-size: 0.75rem; opacity: 0.8; }

.chat-messages { padding: 20px; display: flex; flex-direction: column; gap: 12px; min-height: 200px; }

.chat-msg {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 0.85rem;
  line-height: 1.5;
}

.chat-msg.bot {
  background: rgba(109,40,217,0.2);
  border: 1px solid rgba(109,40,217,0.3);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-msg.user {
  background: var(--gradient-accent);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

/* ── Contact ── */
.contact { background: #080e1d; }

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: stretch;
}

.contact-info {
  background: var(--gradient-card);
  border: var(--border-card);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
}
.contact-info h3 { font-size: 1.3rem; margin-bottom: 14px; }
.contact-info > p { color: var(--gray-400); margin-bottom: 0; line-height: 1.7; }

.contact-methods { display: flex; flex-direction: column; gap: 16px; }

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--gradient-card);
  border: var(--border-card);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.contact-method:hover { border-color: rgba(6,182,212,0.4); }

.method-icon {
  width: 44px;
  height: 44px;
  background: rgba(109,40,217,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.method-info { }
.method-label { font-size: 0.75rem; color: var(--gray-400); margin-bottom: 3px; }
.method-value { font-size: 0.9rem; font-weight: 500; }

.contact-form-wrapper {
  background: var(--gradient-card);
  border: var(--border-card);
  border-radius: var(--radius);
  padding: 40px;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full-width { grid-column: 1 / -1; }

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-200);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-group select option { background: var(--navy-mid); color: var(--white); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--purple-light);
  background: rgba(109,40,217,0.1);
}

.form-group textarea { resize: vertical; min-height: 120px; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-600); }

.form-submit { margin-top: 24px; }

.form-submit .btn { width: 100%; justify-content: center; font-size: 1rem; padding: 16px; }

.form-status {
  margin-top: 16px;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  text-align: center;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(37,211,102,0.15);
  border: 1px solid rgba(37,211,102,0.3);
  color: #4ade80;
}

.form-status.error {
  display: block;
  background: rgba(239,68,68,0.15);
  border: 1px solid rgba(239,68,68,0.3);
  color: #f87171;
}

/* ── Footer ── */
.footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 64px 0 32px;
}

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

.footer-brand p {
  color: var(--gray-400);
  font-size: 0.9rem;
  margin: 16px 0 24px;
  max-width: 300px;
  line-height: 1.7;
}

.footer-tagline {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.tagline-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--gray-400);
}

.tagline-item span:first-child { color: var(--cyan-light); font-weight: 600; }

.footer-col h5 { font-size: 0.9rem; margin-bottom: 20px; color: var(--white); }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 0.85rem; color: var(--gray-400); transition: var(--transition); }
.footer-col ul a:hover { color: var(--cyan-light); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.8rem;
  color: var(--gray-400);
}

/* ── Chatbot Widget ── */
.chatbot-widget {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 9999;
}

.chatbot-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-accent);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 24px rgba(109,40,217,0.5);
  transition: var(--transition);
  position: relative;
}

.chatbot-toggle:hover { transform: scale(1.1); }

.chatbot-toggle .toggle-icon { transition: var(--transition); }
.chatbot-toggle.active .toggle-icon { transform: rotate(45deg); content: '✕'; }

.chatbot-bubble {
  position: absolute;
  top: -40px;
  right: 0;
  background: var(--navy-mid);
  border: var(--border-card);
  border-radius: 12px 12px 0 12px;
  padding: 8px 14px;
  font-size: 0.8rem;
  white-space: nowrap;
  animation: bubblePop 0.4s ease;
}

@keyframes bubblePop {
  from { opacity: 0; transform: scale(0.8) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.chatbot-panel {
  position: absolute;
  bottom: 76px;
  right: 0;
  width: 370px;
  background: var(--navy-mid);
  border: var(--border-card);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  display: none;
  flex-direction: column;
  max-height: 520px;
}

.chatbot-panel.open { display: flex; animation: panelOpen 0.3s ease; }

@keyframes panelOpen {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.chatbot-header {
  padding: 16px 20px;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  gap: 12px;
}

.chatbot-header-avatar {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.chatbot-header-info h4 { font-size: 0.95rem; margin-bottom: 2px; }
.chatbot-header-info span { font-size: 0.75rem; opacity: 0.85; }

.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 320px;
}

.chatbot-messages::-webkit-scrollbar { width: 4px; }
.chatbot-messages::-webkit-scrollbar-track { background: transparent; }
.chatbot-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

.msg-bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 0.85rem;
  line-height: 1.5;
  animation: msgIn 0.25s ease;
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.msg-bubble.bot {
  background: rgba(109,40,217,0.2);
  border: 1px solid rgba(109,40,217,0.3);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.msg-bubble.user {
  background: var(--gradient-accent);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.typing-indicator {
  display: flex;
  gap: 4px;
  padding: 12px 16px;
  background: rgba(109,40,217,0.2);
  border: 1px solid rgba(109,40,217,0.3);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  align-self: flex-start;
  align-items: center;
}

.typing-dot {
  width: 7px;
  height: 7px;
  background: var(--cyan-light);
  border-radius: 50%;
  animation: typingBounce 1.2s ease infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.chatbot-input-area {
  padding: 16px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  gap: 10px;
}

.chatbot-input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  color: var(--white);
  font-size: 0.875rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.chatbot-input:focus { border-color: var(--purple-light); background: rgba(109,40,217,0.1); }
.chatbot-input::placeholder { color: var(--gray-600); }

.chatbot-send {
  width: 40px;
  height: 40px;
  background: var(--gradient-accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
  flex-shrink: 0;
}

.chatbot-send:hover { transform: scale(1.1); }
.chatbot-send:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ── WA Float button ── */
.wa-float {
  position: fixed;
  bottom: 104px;
  right: 32px;
  z-index: 9998;
}

.wa-float a {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #25D366, #128C7E);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: var(--transition);
}

.wa-float a:hover { transform: scale(1.1); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero { padding-top: 110px; padding-bottom: 48px; }
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .benefits-layout { grid-template-columns: 1fr; }
  .ai-layout { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-info { padding: 28px; }
  .inline-chat-wrapper { height: 460px; min-height: unset; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero { padding-top: 100px; padding-bottom: 40px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .logo-img { height: 28px; }

  /* Overflow global */
  .section, .hero, .container { max-width: 100vw; }

  /* Grids */
  .process-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .benefits-layout { grid-template-columns: 1fr; gap: 40px; }
  .ai-layout { grid-template-columns: 1fr; gap: 40px; }
  .contact-layout { grid-template-columns: 1fr; gap: 32px; }

  /* Footer */
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  /* Chatbot flotante */
  .chatbot-panel { width: calc(100vw - 32px); right: -4px; }
  .chatbot-widget { right: 16px; bottom: 16px; }
  .chatbot-toggle { width: 52px; height: 52px; }

  /* Sección CTA */
  .section-cta { padding: 0 16px; }
  .section-cta .btn { width: 100%; justify-content: center; text-align: center; }

  /* Contact */
  .contact-quick-links { margin-top: 24px; }
  .quick-link-btns { flex-direction: column; align-items: stretch; }
  .quick-link-btn { text-align: center; }
  .contact-benefit-item { padding: 12px; }
  .contact-info { padding: 24px; }

  /* Chat inline */
  .inline-chat-wrapper { height: 400px; min-height: unset; }

  /* Stats hero */
  .hero-stats { gap: 24px; flex-wrap: wrap; justify-content: center; }

  /* Métricas card — evitar overflow */
  .metrics-card { padding: 20px 16px; overflow-x: hidden; }
  .metric-label { font-size: 0.78rem; }
  .mini-stat-num { font-size: 1.2rem; }

  /* AI chat preview — ocultar en mobile (el chat real está en contacto) */
  .chat-preview { display: none; }
  .ai-content { text-align: center; }
  .ai-features-list { text-align: left; }

  /* Section header */
  .section-header { margin-bottom: 40px; }
  .section-header p { font-size: 0.95rem; }

  /* Hero stats wrap */
  .hero-stats { justify-content: space-around; }
  .stat-number { font-size: 1.6rem; }
}

@media (max-width: 480px) {
  .hero { padding-top: 90px; padding-bottom: 32px; }
  .hero h1 { font-size: 1.9rem; }
  .hero-desc { font-size: 0.95rem; }
  .hero-badge { font-size: 0.75rem; padding: 6px 12px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { text-align: center; justify-content: center; }
  .hero-stats { flex-direction: column; gap: 12px; align-items: center; }
  .process-grid { grid-template-columns: 1fr; }
  .service-card { padding: 24px 16px; }
  .metrics-card { padding: 16px; }
  .metrics-stats { grid-template-columns: repeat(3,1fr); gap: 8px; }
  .mini-stat-num { font-size: 1rem; }
  .mini-stat-label { font-size: 0.65rem; }
  .inline-chat-wrapper { height: 340px; min-height: unset; }
  .contact-info { padding: 20px; }
  .contact-info h3 { font-size: 1.1rem; }
  .contact-benefit-item { flex-direction: row; gap: 12px; padding: 10px; }
  .cb-icon { width: 34px; height: 34px; font-size: 0.95rem; flex-shrink: 0; }
  .chatbot-panel { width: calc(100vw - 24px); right: -8px; bottom: 68px; }
  .footer-tagline { flex-direction: column; gap: 8px; }
  .footer-brand p { font-size: 0.85rem; }
  .section-tag { font-size: 0.72rem; }
  .btn { font-size: 0.9rem; padding: 12px 24px; }
  .benefit-item { padding: 16px; gap: 14px; }
  .benefit-icon { width: 40px; height: 40px; font-size: 1.2rem; }
  .process-step { padding: 24px 12px; }
  .step-number { width: 56px; height: 56px; font-size: 1.4rem; }
}

/* ── Mobile Nav ── */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,22,40,0.98);
  z-index: 1100;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.mobile-nav.open { display: flex; }
.mobile-nav a { font-size: 1.4rem; font-weight: 600; color: var(--white); }
.mobile-nav a:hover { color: var(--cyan-light); }

.mobile-nav-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

/* ── Ticket form inline (chat) ── */
.ticket-form-wrapper {
  align-self: flex-start;
  width: 100%;
  animation: msgIn 0.3s ease;
}

.ticket-form {
  background: rgba(6,182,212,0.08);
  border: 1px solid rgba(6,182,212,0.3);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ticket-form-title {
  font-size: .85rem;
  font-weight: 600;
  color: var(--cyan-light);
  margin-bottom: 4px;
}

.tf-input {
  padding: 9px 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: var(--white);
  font-size: .82rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.tf-input:focus {
  border-color: var(--cyan-light);
  background: rgba(6,182,212,0.08);
}

.tf-input::placeholder { color: var(--gray-600); }

.tf-submit {
  padding: 10px;
  background: var(--gradient-accent);
  border: none;
  border-radius: 8px;
  color: white;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 4px;
}

.tf-submit:hover:not(:disabled) { opacity: .9; }
.tf-submit:disabled { opacity: .5; cursor: not-allowed; }

.tf-note {
  font-size: .75rem;
  color: var(--gray-400);
  text-align: center;
}

.ticket-success {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  color: #4ade80;
  padding: 14px;
  border-radius: 12px;
  font-size: .85rem;
  font-weight: 500;
}

/* ── Utility ── */
.hidden { display: none !important; }

/* ── Logo imagen ── */
.logo-img {
  height: 36px;
  width: auto;
  display: block;
}
.logo-img--footer {
  height: 30px;
}

/* ── Hero imagen (reemplaza robot) ── */
.hero-image {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: var(--radius);
  filter: drop-shadow(0 0 40px rgba(109,40,217,0.4));
  animation: float 4s ease-in-out infinite;
}

/* ── Section CTA (botones ancla intermedios) ── */
.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ── Contact quick links ── */
.contact-quick-links {
  margin-top: 32px;
}
.quick-link-label {
  display: block;
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-bottom: 12px;
}
.quick-link-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.quick-link-btn {
  padding: 8px 18px;
  background: rgba(109,40,217,0.15);
  border: 1px solid rgba(109,40,217,0.35);
  border-radius: 100px;
  color: var(--gray-200);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.quick-link-btn:hover {
  background: rgba(109,40,217,0.35);
  border-color: var(--purple-light);
  color: var(--white);
  transform: translateY(-2px);
}

/* ── Contact benefits (reemplaza contact-methods) ── */
.contact-benefits {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
  flex: 1;
}
.contact-benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px;
  background: var(--gradient-card);
  border: var(--border-card);
  border-radius: var(--radius-sm);
}
.cb-icon {
  width: 40px;
  height: 40px;
  background: rgba(109,40,217,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-benefit-item h4 { font-size: 0.9rem; margin-bottom: 4px; }
.contact-benefit-item p { font-size: 0.82rem; color: var(--gray-400); }

/* ── Inline chat (sección contacto) ── */
.inline-chat-wrapper {
  background: var(--navy-mid);
  border: var(--border-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 520px;
}

.inline-chat-header {
  padding: 16px 20px;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.inline-chat-avatar {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  overflow: hidden;
  flex-shrink: 0;
}

.inline-chat-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.inline-chat-info h4 { font-size: 0.95rem; margin-bottom: 2px; }
.inline-chat-status { font-size: 0.75rem; opacity: 0.85; }

.inline-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.inline-chat-messages::-webkit-scrollbar { width: 4px; }
.inline-chat-messages::-webkit-scrollbar-track { background: transparent; }
.inline-chat-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

.inline-chat-input-area {
  padding: 16px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.inline-chat-input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  color: var(--white);
  font-size: 0.875rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.inline-chat-input:focus { border-color: var(--purple-light); background: rgba(109,40,217,0.1); }
.inline-chat-input::placeholder { color: var(--gray-600); }

.inline-chat-send {
  width: 40px;
  height: 40px;
  background: var(--gradient-accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
  flex-shrink: 0;
  color: white;
}

.inline-chat-send:hover { transform: scale(1.1); }
.inline-chat-send:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ── Chatbot toggle: ícono imagen ── */
.toggle-bot-icon {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 50%;
  transition: var(--transition);
  /* El ícono ya trae su propio fondo circular */
}
.toggle-icon-fallback {
  font-size: 1.6rem;
  display: none;
}
.chatbot-toggle.active .toggle-bot-icon { transform: rotate(15deg) scale(0.9); opacity: 0.85; }

/* Cuando se usa bot-icon-btn: quitar el gradiente de fondo del botón y usar solo sombra */
.chatbot-toggle:has(.toggle-bot-icon[src*="bot-icon-btn"]) {
  background: transparent;
  box-shadow: 0 4px 24px rgba(109,40,217,0.5);
}

.bot-icon-wrapper {
  overflow: hidden;
}
.bot-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ── Chatbot toggle: animaciones ── */
@keyframes chatbotEnter {
  0%   { transform: scale(0) rotate(-180deg); opacity: 0; }
  60%  { transform: scale(1.25) rotate(15deg); opacity: 1; }
  80%  { transform: scale(0.9) rotate(-8deg); }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

@keyframes chatbotPulse {
  0%, 70%, 100% {
    box-shadow: 0 4px 24px rgba(109,40,217,0.5);
  }
  35% {
    box-shadow: 0 4px 24px rgba(109,40,217,0.5),
                0 0 0 10px rgba(109,40,217,0.15),
                0 0 0 20px rgba(109,40,217,0.05);
  }
}

.chatbot-toggle {
  animation: chatbotEnter 0.7s cubic-bezier(0.34,1.56,0.64,1) 1.8s both;
}

.chatbot-toggle:not(.active) {
  animation: chatbotEnter 0.7s cubic-bezier(0.34,1.56,0.64,1) 1.8s both,
             chatbotPulse 4s ease-in-out 3s infinite;
}

/* ── Contact channels (WhatsApp + Mail) ── */
.contact-channels {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.contact-channels-label {
  font-size: 0.75rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.contact-channels-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-channel-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  transition: transform 0.2s, opacity 0.2s, background 0.2s;
}

.contact-channel-btn:hover { transform: translateY(-2px); }

.contact-channel-wa {
  background: rgba(37,211,102,0.1);
  border: 1px solid rgba(37,211,102,0.25);
  color: #25D366;
}

.contact-channel-wa:hover { background: rgba(37,211,102,0.18); }

.contact-channel-mail {
  background: rgba(109,40,217,0.1);
  border: 1px solid rgba(109,40,217,0.25);
  color: var(--purple-light);
}

.contact-channel-mail:hover { background: rgba(109,40,217,0.18); }

/* ── Navbar WhatsApp button ── */
.btn-whatsapp-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(37,211,102,0.12);
  border: 1px solid rgba(37,211,102,0.35);
  color: #25D366;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  flex-shrink: 0;
}

.btn-whatsapp-nav:hover {
  background: rgba(37,211,102,0.22);
  transform: scale(1.08);
}

/* ── Mobile nav: channels ── */
.mobile-nav-divider {
  width: 100%;
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin: 8px 0;
}

.mobile-nav-channel {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  padding: 4px 0;
}

.mobile-nav-wa { color: #25D366; }
.mobile-nav-mail { color: var(--purple-light); }