/* =============================================
   SEO Gayorgor - Main Stylesheet
   ============================================= */

:root {
  --primary: #0a2540;
  --accent: #00c2ff;
  --accent2: #ff6b35;
  --light-bg: #f4f8ff;
  --white: #ffffff;
  --text: #2d3748;
  --text-light: #718096;
  --card-shadow: 0 8px 32px rgba(10,37,64,0.10);
  --radius: 14px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

/* ---- NAVBAR ---- */
.navbar {
  background: rgba(10,37,64,0.97);
  backdrop-filter: blur(12px);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.navbar-brand img.logo {
  height: 44px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-text {
  color: var(--white);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.3px;
}

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

.navbar-nav .nav-link {
  color: rgba(255,255,255,0.85) !important;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 1.1rem !important;
  border-radius: 8px;
  transition: var(--transition);
  letter-spacing: 0.2px;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--accent) !important;
  background: rgba(0,194,255,0.08);
}

.navbar-toggler {
  border: 1.5px solid rgba(0,194,255,0.4);
  border-radius: 8px;
  padding: 6px 10px;
}
.navbar-toggler-icon {
  filter: invert(1) brightness(2);
}

.btn-nav-cta {
  background: linear-gradient(90deg, var(--accent), #0099dd);
  color: var(--primary) !important;
  font-weight: 700 !important;
  border-radius: 8px !important;
  padding: 0.45rem 1.3rem !important;
  margin-left: 8px;
  transition: var(--transition);
}
.btn-nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(0,194,255,0.35);
}

/* ---- HERO ---- */
.hero-section {
  min-height: 100vh;
  background: linear-gradient(135deg, #0a2540 0%, #0d3460 55%, #0a2540 100%);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,194,255,0.13) 0%, transparent 70%);
  top: -150px; right: -200px;
  pointer-events: none;
}
.hero-section::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,53,0.10) 0%, transparent 70%);
  bottom: -100px; left: -100px;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,194,255,0.12);
  border: 1px solid rgba(0,194,255,0.3);
  color: var(--accent);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 22px;
  animation: fadeInUp 0.6s ease both;
}

.hero-badge i { font-size: 0.85rem; }

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 22px;
  animation: fadeInUp 0.7s ease 0.1s both;
}

.hero-title .highlight {
  color: var(--accent);
  position: relative;
}

.hero-title .highlight::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 3px;
}

.hero-desc {
  color: rgba(255,255,255,0.72);
  font-size: 1.08rem;
  line-height: 1.75;
  margin-bottom: 34px;
  animation: fadeInUp 0.7s ease 0.2s both;
}

.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  animation: fadeInUp 0.7s ease 0.3s both;
}

.btn-hero-primary {
  background: linear-gradient(90deg, var(--accent), #0088cc);
  color: var(--primary);
  font-weight: 700;
  border: none;
  border-radius: 10px;
  padding: 14px 32px;
  font-size: 1rem;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,194,255,0.38);
  color: var(--primary);
  text-decoration: none;
}

.btn-hero-outline {
  background: transparent;
  color: var(--white);
  font-weight: 600;
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: 10px;
  padding: 14px 32px;
  font-size: 1rem;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-hero-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
  background: rgba(0,194,255,0.07);
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 44px;
  animation: fadeInUp 0.7s ease 0.4s both;
  flex-wrap: wrap;
}

.stat-item { text-align: left; }
.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  color: rgba(255,255,255,0.55);
  font-size: 0.8rem;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInRight 0.9s ease 0.2s both;
}

.hero-card-stack {
  position: relative;
  width: 380px;
  height: 380px;
}

.floating-card {
  position: absolute;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 18px 22px;
  color: var(--white);
}

.fc-main {
  width: 260px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0,194,255,0.12);
  border-color: rgba(0,194,255,0.25);
  text-align: center;
  padding: 28px;
  animation: float 4s ease-in-out infinite;
}

.fc-main i {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}

.fc-main h5 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 6px;
}

.fc-main p { font-size: 0.78rem; color: rgba(255,255,255,0.65); margin: 0; }

.fc-seo {
  width: 160px; top: 10px; right: 0;
  animation: float 4s ease-in-out 1s infinite;
}
.fc-mobile {
  width: 155px; bottom: 30px; left: 0;
  animation: float 4s ease-in-out 2s infinite;
}
.fc-small { font-size: 0.78rem; }
.fc-small i { color: var(--accent); margin-right: 6px; }
.fc-small .val { font-weight: 700; font-size: 1rem; font-family: 'Space Grotesk', sans-serif; }

.fc-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #22c55e;
  display: inline-block;
  margin-right: 6px;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

/* ---- SECTIONS COMMON ---- */
section { padding: 90px 0; }

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(0,194,255,0.10);
  border: 1px solid rgba(0,194,255,0.22);
  color: var(--accent);
  border-radius: 50px;
  padding: 5px 16px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-title.light { color: var(--white); }

.section-desc {
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.72;
  max-width: 560px;
}

/* ---- SERVICES ---- */
#services { background: var(--light-bg); }

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  height: 100%;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  border: 1.5px solid transparent;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--accent), #0088cc);
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(10,37,64,0.14);
  border-color: rgba(0,194,255,0.18);
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 64px; height: 64px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 22px;
}

.icon-web   { background: rgba(0,194,255,0.12); color: var(--accent); }
.icon-app   { background: rgba(255,107,53,0.12); color: var(--accent2); }
.icon-graph { background: rgba(124,58,237,0.12); color: #7c3aed; }
.icon-seo   { background: rgba(34,197,94,0.12); color: #16a34a; }

.service-card h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-light);
  font-size: 0.94rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.service-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 22px; }

.tag {
  background: var(--light-bg);
  color: var(--primary);
  border-radius: 6px;
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.service-link {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.service-link:hover { gap: 10px; color: #0088cc; }

/* ---- WHY US ---- */
#why { background: var(--primary); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
  margin-top: 50px;
}

.why-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}
.why-item:hover {
  background: rgba(0,194,255,0.08);
  border-color: rgba(0,194,255,0.2);
  transform: translateY(-4px);
}

.why-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 14px;
}

.why-item h5 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.why-item p {
  color: rgba(255,255,255,0.58);
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0;
}

/* ---- PROCESS ---- */
#process { background: var(--white); }

.process-step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 40px;
}

.step-num {
  flex-shrink: 0;
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--accent), #0088cc);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--primary);
}

.step-content h5 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--primary);
  font-size: 1.1rem;
  margin-bottom: 7px;
}
.step-content p {
  color: var(--text-light);
  font-size: 0.93rem;
  line-height: 1.65;
  margin: 0;
}

/* ---- TESTIMONIALS ---- */
#testimonials { background: var(--light-bg); }

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px 28px;
  box-shadow: var(--card-shadow);
  height: 100%;
  border: 1.5px solid transparent;
  transition: var(--transition);
}
.testimonial-card:hover {
  border-color: rgba(0,194,255,0.18);
  transform: translateY(-4px);
}

.stars { color: #f59e0b; font-size: 0.9rem; margin-bottom: 14px; }

.testimonial-card p {
  color: var(--text);
  font-size: 0.97rem;
  line-height: 1.72;
  font-style: italic;
  margin-bottom: 20px;
}

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

.reviewer-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.reviewer-info strong {
  display: block;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.95rem;
}
.reviewer-info span {
  color: var(--text-light);
  font-size: 0.82rem;
}

/* ---- CONTACT ---- */
#contact { background: var(--primary); }

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.contact-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(0,194,255,0.12);
  border: 1px solid rgba(0,194,255,0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-info-item h6 {
  color: rgba(255,255,255,0.55);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 4px;
}
.contact-info-item a,
.contact-info-item p {
  color: var(--white);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.97rem;
  margin: 0;
  transition: var(--transition);
}
.contact-info-item a:hover { color: var(--accent); }

.contact-form-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 18px;
  padding: 36px 32px;
}

.form-control, .form-select {
  background: rgba(255,255,255,0.06) !important;
  border: 1.5px solid rgba(255,255,255,0.15) !important;
  color: var(--white) !important;
  border-radius: 10px !important;
  padding: 12px 16px !important;
  font-size: 0.95rem;
  transition: var(--transition);
}
.form-control:focus, .form-select:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(0,194,255,0.15) !important;
  background: rgba(255,255,255,0.08) !important;
}
.form-control::placeholder { color: rgba(255,255,255,0.35) !important; }
.form-label { color: rgba(255,255,255,0.75); font-size: 0.87rem; font-weight: 600; }
.form-select option { background: var(--primary); color: var(--white); }

.btn-submit {
  background: linear-gradient(90deg, var(--accent), #0088cc);
  color: var(--primary);
  font-weight: 700;
  border: none;
  border-radius: 10px;
  padding: 13px 36px;
  font-size: 1rem;
  width: 100%;
  transition: var(--transition);
}
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,194,255,0.4);
}

/* ---- FOOTER ---- */
footer {
  background: #050f1e;
  padding: 60px 0 0;
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 14px;
}

.footer-heading {
  color: var(--white);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}

.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-links a i { font-size: 0.75rem; }

.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.social-btn {
  width: 38px; height: 38px;
  border-radius: 9px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.9rem;
}
.social-btn:hover {
  background: var(--accent);
  color: var(--primary);
  border-color: var(--accent);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 18px 0;
  margin-top: 50px;
}
.footer-bottom p {
  color: rgba(255,255,255,0.35);
  font-size: 0.85rem;
  margin: 0;
}
.footer-bottom a { color: var(--accent); text-decoration: none; }

/* ---- CHAT BUTTON ---- */
#chat-fab {
  position: fixed;
  bottom: 28px;
  right: 130px;
  z-index: 1200;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #0066bb);
  border: none;
  box-shadow: 0 6px 28px rgba(0,194,255,0.5);
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
#chat-fab:hover {
  transform: scale(1.12);
  box-shadow: 0 10px 36px rgba(0,194,255,0.6);
}
#chat-fab .chat-pulse {
  position: absolute;
  top: 0; right: 0;
  width: 14px; height: 14px;
  background: #22c55e;
  border-radius: 50%;
  border: 2.5px solid var(--white);
  animation: pulse-dot 1.5s ease-in-out infinite;
}

/* ---- CHAT MODAL ---- */
#chatModal .modal-content {
  border-radius: 18px;
  overflow: hidden;
  border: none;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

#chatModal .modal-header {
  background: linear-gradient(135deg, #FF6200, darkorange);
  border: none;
  padding: 18px 24px;
}

#chatModal .modal-title {
  color: var(--white);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

#chatModal .modal-title .status-dot {
  width: 9px; height: 9px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

.chat-subtitle {
  color: rgba(255,255,255,0.55);
  font-size: 0.78rem;
  margin-top: 2px;
}

#chatModal .modal-header .btn-close {
  filter: invert(1);
  opacity: 0.7;
}

#chat-messages {
  height: 360px;
  overflow-y: auto;
  padding: 20px 18px;
  background: #f7faff;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

#chat-messages::-webkit-scrollbar { width: 5px; }
#chat-messages::-webkit-scrollbar-thumb { background: rgba(0,194,255,0.25); border-radius: 10px; }

.chat-msg {
  display: flex;
  gap: 10px;
  animation: chatMsgIn 0.35s ease both;
}

.chat-msg.user { flex-direction: row-reverse; }

.msg-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  align-self: flex-end;
}

.bot-avatar { background: linear-gradient(135deg, var(--accent), #0066bb); color: white; }
.user-avatar { background: linear-gradient(135deg, var(--accent2), #cc4400); color: white; }

.msg-bubble {
  max-width: 75%;
  padding: 10px 15px;
  border-radius: 16px;
  font-size: 0.9rem;
  line-height: 1.55;
}

.bot-bubble {
  background: var(--white);
  color: #888;
  border-bottom-left-radius: 4px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.user-bubble {
  background: linear-gradient(135deg, var(--accent), #0066bb);
  color: white;
  border-bottom-right-radius: 4px;
}

.chat-options { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 8px; }
.chat-opt-btn {
  background: rgba(0,194,255,0.1);
  border: 1.5px solid rgba(0,194,255,0.3);
  color: var(--primary);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.chat-opt-btn:hover {
  background: var(--accent);
  color: var(--primary);
  border-color: var(--accent);
}

.chat-typing {
  display: flex;
  gap: 5px;
  align-items: center;
  padding: 12px 16px;
}
.chat-typing span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: typingDot 1.2s ease-in-out infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

#chat-input-area {
  background: white;
  border-top: 1px solid #eef2f7;
  padding: 14px 16px;
  display: flex;
  gap: 10px;
  align-items: center;
}

#chat-input {
  flex: 1;
  border: 1.5px solid #e2e8f0;
  border-radius: 24px;
  padding: 10px 18px;
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
  font-family: 'DM Sans', sans-serif;
}
#chat-input:focus { border-color: var(--accent); }

#chat-send {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #0066bb);
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-size: 0.95rem;
}
#chat-send:hover { transform: scale(1.1); }

/* ---- ANIMATIONS ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.25); }
}
@keyframes typingDot {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(-5px); opacity: 1; }
}
@keyframes chatMsgIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 991px) {
  .hero-grid { grid-template-columns: 1fr; gap: 50px; text-align: center; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .section-desc { margin: 0 auto; }
}

@media (max-width: 767px) {
  section { padding: 65px 0; }
  .hero-section { min-height: auto; padding: 100px 0 70px; }
  .contact-form-card { padding: 24px 20px; }
  #chat-messages { height: 290px; }
}

@media (max-width: 575px) {
  .hero-stats { gap: 20px; }
  .stat-num { font-size: 1.6rem; }
}