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

:root {
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --dark: #0f172a;
  --gray: #64748b;
  --light: #f8fafc;
  --white: #ffffff;
  --border: #e2e8f0;
  --gradient: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #0ea5e9 100%);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-title { font-size: 2rem; font-weight: 800; text-align: center; margin-bottom: 12px; }
.section-sub { text-align: center; color: var(--gray); margin-bottom: 48px; font-size: 1.05rem; }

/* KEYFRAMES */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes floatOrb {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}
@keyframes floatWhatsapp {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
  50%       { box-shadow: 0 4px 32px rgba(37,211,102,0.75); }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes navIn {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes countUp {
  from { opacity: 0; transform: scale(0.7); }
  to   { opacity: 1; transform: scale(1); }
}

/* SCROLL REVEAL — base state */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* NAVBAR */
.navbar {
  position: fixed; top: 0; width: 100%; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  animation: navIn 0.5s ease both;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-size: 1.3rem; font-weight: 800; color: var(--blue); }
.nav-links { list-style: none; display: flex; gap: 32px; align-items: center; }
.nav-links a {
  text-decoration: none; color: var(--dark); font-weight: 500; font-size: 0.95rem;
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 2px; background: var(--blue);
  transition: width 0.25s ease;
}
.nav-links a:hover { color: var(--blue); }
.nav-links a:hover::after { width: 100%; }
.btn-nav {
  background: var(--blue); color: var(--white) !important;
  padding: 8px 18px; border-radius: 8px; font-weight: 600 !important;
  transition: background 0.2s, transform 0.2s !important;
}
.btn-nav:hover { background: var(--blue-dark) !important; transform: translateY(-1px) !important; }
.btn-nav::after { display: none !important; }
.hamburger { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; }

/* HERO */
.hero {
  min-height: 100vh;
  background: var(--gradient);
  display: flex; align-items: center;
  padding-top: 64px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero::before, .hero::after {
  content: ''; position: absolute; border-radius: 50%;
  background: rgba(255,255,255,0.06); pointer-events: none;
}
.hero::before { width: 500px; height: 500px; top: -100px; right: -100px; animation: floatOrb 8s ease-in-out infinite; }
.hero::after  { width: 300px; height: 300px; bottom: -80px; left: 30%; animation: floatOrb 6s ease-in-out infinite reverse; }

.hero-content { position: relative; z-index: 1; color: var(--white); max-width: 780px; }

.badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 6px 16px; border-radius: 20px;
  font-size: 0.85rem; font-weight: 600;
  margin-bottom: 24px;
  animation: fadeDown 0.7s 0.1s ease both;
}
.hero-content h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; margin-bottom: 0;
  animation: fadeDown 0.7s 0.25s ease both;
}
.hero-content h1 span { color: #bfdbfe; }
.hero-content > p {
  font-size: 1.1rem; opacity: 0.9; margin-bottom: 36px; max-width: 520px;
  animation: fadeDown 0.7s 0.4s ease both;
}
.hero-btns {
  display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px;
  animation: fadeDown 0.7s 0.55s ease both;
}
.hero-stats {
  display: flex; gap: 40px;
  animation: fadeDown 0.7s 0.7s ease both;
}
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-size: 1.8rem; font-weight: 800; }
.hero-stats span { font-size: 0.85rem; opacity: 0.75; }

.btn-primary {
  background: var(--white); color: var(--blue);
  padding: 12px 28px; border-radius: 10px;
  font-weight: 700; font-size: 0.95rem;
  text-decoration: none; border: none; cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  display: inline-block;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,0.18); }
.btn-outline {
  background: transparent; color: var(--white);
  padding: 12px 28px; border-radius: 10px;
  font-weight: 600; font-size: 0.95rem;
  text-decoration: none; border: 2px solid rgba(255,255,255,0.5);
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
  display: inline-block;
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.1); transform: translateY(-3px); }

/* WHY US */
.whyus { background: var(--white); }
.why-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.why-card {
  background: var(--light); border: 1px solid var(--border); border-radius: 16px;
  padding: 28px 24px; transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.why-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(37,99,235,0.1); border-color: #bfdbfe; }
.why-icon { font-size: 2rem; margin-bottom: 14px; display: inline-block; }
.why-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.why-card p { color: var(--gray); font-size: 0.9rem; line-height: 1.6; }

/* TECH STACK */
.techstack { background: var(--light); }
.tech-grid { display: grid; grid-template-columns: repeat(6,1fr); gap: 16px; }
.tech-item {
  background: var(--white); border: 1px solid var(--border); border-radius: 14px;
  padding: 20px 12px; text-align: center; display: flex; flex-direction: column;
  align-items: center; gap: 6px; transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.tech-item:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(37,99,235,0.1); border-color: #bfdbfe; }
.tech-icon { font-size: 1.6rem; }
.tech-item strong { font-size: 0.85rem; font-weight: 700; color: var(--dark); }
.tech-item small { font-size: 0.72rem; color: var(--gray); }

.hero-static { display: block; }
.typed-wrapper {
  height: 4rem;
  margin-top: -12px;
  margin-bottom: 20px;
  overflow: hidden;
}
#typed-text { color: #ffffff; white-space: nowrap; font-size: clamp(1.6rem, 4vw, 3rem); font-weight: 800; line-height: 1.15; }
.typed-cursor { color: #ffffff; font-weight: 300; }

/* SERVICES */
.services { background: var(--light); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: var(--white); border-radius: 16px;
  padding: 32px 24px; border: 1px solid var(--border);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  cursor: pointer;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(37,99,235,0.12);
  border-color: #bfdbfe;
}
.icon {
  font-size: 2rem; margin-bottom: 16px;
  display: inline-block;
  transition: transform 0.3s;
}
.card:hover .icon { transform: scale(1.2) rotate(-5deg); }
.card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.card p { color: var(--gray); font-size: 0.92rem; }
.card-link {
  display: inline-block; margin-top: 14px; color: var(--blue);
  font-size: 0.88rem; font-weight: 600;
  transition: gap 0.2s, letter-spacing 0.2s;
}
.card:hover .card-link { letter-spacing: 0.3px; }

/* PACKAGES */
.packages { background: var(--white); }
.price-card {
  background: var(--light); border-radius: 16px;
  padding: 36px 28px; border: 2px solid var(--border);
  display: flex; flex-direction: column; gap: 8px;
  position: relative; transition: transform 0.25s, box-shadow 0.25s;
}
.price-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,0.08); }
.price-card.featured { background: var(--dark); color: var(--white); border-color: var(--blue); }
.price-card.featured ul li { color: #cbd5e1; }
.popular {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--blue); color: var(--white);
  padding: 4px 16px; border-radius: 20px; font-size: 0.78rem; font-weight: 700;
  white-space: nowrap;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(37,99,235,0.4); }
  50%       { box-shadow: 0 0 0 8px rgba(37,99,235,0); }
}
.price-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.price { font-size: 1.8rem; font-weight: 800; color: var(--blue); margin-bottom: 20px; }
.price-card.featured .price { color: #60a5fa; }
.price span { font-size: 0.9rem; font-weight: 400; color: var(--gray); }
.price-card ul { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; flex: 1; }
.price-card ul li { font-size: 0.9rem; }
.price-card .btn-primary { text-align: center; background: var(--blue); color: var(--white); }
.price-card.featured .btn-primary { background: var(--white); color: var(--blue); }

/* SERVICE MODAL */
.svc-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.5); z-index: 500;
  align-items: center; justify-content: center; padding: 20px;
}
.svc-overlay.open { display: flex; }
.svc-modal {
  background: var(--white); border-radius: 20px;
  padding: 40px 36px; width: 100%; max-width: 560px;
  position: relative; max-height: 90vh; overflow-y: auto;
  animation: slideUp 0.3s ease;
}
.svc-close {
  position: absolute; top: 16px; right: 20px;
  background: none; border: none; font-size: 1.6rem;
  cursor: pointer; color: var(--gray); line-height: 1;
  transition: color 0.2s, transform 0.2s;
}
.svc-close:hover { color: var(--dark); transform: rotate(90deg); }
.svc-icon { font-size: 2.8rem; margin-bottom: 12px; }
.svc-modal h2 { font-size: 1.5rem; font-weight: 800; margin-bottom: 12px; }
.svc-desc { color: var(--gray); font-size: 0.95rem; margin-bottom: 24px; line-height: 1.7; }
.svc-section { margin-bottom: 20px; }
.svc-section h4 { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--gray); margin-bottom: 10px; }
.svc-section ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.svc-section ul li { font-size: 0.92rem; padding-left: 4px; }
.svc-section ul li::before { content: "✅ "; }
.svc-section p { color: var(--gray); font-size: 0.92rem; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.svc-tags span {
  background: #eff6ff; color: var(--blue);
  padding: 4px 12px; border-radius: 20px;
  font-size: 0.8rem; font-weight: 600;
  transition: background 0.2s, transform 0.2s;
}
.svc-tags span:hover { background: #dbeafe; transform: scale(1.05); }
.svc-cta { background: var(--blue); color: var(--white); display: inline-block; margin-top: 8px; }

/* ABOUT */
.about { background: var(--light); }
.about-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.about-left { display: flex; flex-direction: column; gap: 16px; }
.badge-dark {
  display: inline-block; background: var(--dark); color: var(--white);
  padding: 6px 16px; border-radius: 20px; font-size: 0.82rem; font-weight: 600; width: fit-content;
}
.about-left h2 { font-size: 1.9rem; font-weight: 800; line-height: 1.3; }
.about-left p { color: var(--gray); font-size: 0.95rem; }
.about-cta { background: var(--blue); color: var(--white); width: fit-content; margin-top: 8px; }
.about-right { display: flex; flex-direction: column; gap: 24px; }
.about-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about-stat {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 14px; padding: 24px 20px;
  display: flex; flex-direction: column; gap: 6px;
  transition: transform 0.25s, box-shadow 0.25s;
}
.about-stat:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(37,99,235,0.1); }
.about-stat strong { font-size: 2rem; font-weight: 800; color: var(--blue); }
.about-stat span { font-size: 0.82rem; color: var(--gray); font-weight: 500; }
.about-values { display: flex; flex-direction: column; gap: 10px; }
.value-item {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 16px;
  font-size: 0.9rem; font-weight: 500;
  transition: transform 0.2s, border-color 0.2s;
}
.value-item:hover { transform: translateX(6px); border-color: #bfdbfe; }

/* TESTIMONIALS */
.testimonials { background: var(--white); }
.tcard {
  background: var(--light); border-radius: 16px;
  padding: 32px 24px; border: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 16px;
  transition: transform 0.25s, box-shadow 0.25s;
}
.tcard:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(37,99,235,0.1); }
.tcard.featured-t { background: var(--gradient); color: var(--white); border: none; }
.tcard.featured-t p { color: rgba(255,255,255,0.92); }
.stars { color: #f59e0b; font-size: 1.1rem; letter-spacing: 2px; }
.tcard.featured-t .stars { color: #fde68a; }
.tcard > p { font-size: 0.95rem; color: var(--gray); font-style: italic; flex: 1; }
.tauthor { display: flex; align-items: center; gap: 12px; }
.tavatar {
  font-size: 1.8rem; background: var(--white); border-radius: 50%;
  width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--border); flex-shrink: 0;
  transition: transform 0.3s;
}
.tcard:hover .tavatar { transform: scale(1.1); }
.tcard.featured-t .tavatar { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.3); }
.tauthor strong { font-size: 0.9rem; font-weight: 700; display: block; }
.tauthor span { font-size: 0.78rem; color: var(--gray); }
.tcard.featured-t .tauthor span { color: rgba(255,255,255,0.7); }

/* FAQ */
.faq { background: var(--light); }
.faq-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border: 1.5px solid var(--border); border-radius: 12px; overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item:hover { border-color: #bfdbfe; }
.faq-q {
  width: 100%; background: none; border: none; cursor: pointer;
  padding: 18px 20px; text-align: left;
  font-family: inherit; font-size: 0.97rem; font-weight: 600; color: var(--dark);
  display: flex; justify-content: space-between; align-items: center;
  transition: background 0.2s;
}
.faq-q:hover { background: var(--light); }
.faq-q span { font-size: 1.3rem; font-weight: 400; color: var(--blue); transition: transform 0.3s; }
.faq-q.open span { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  padding: 0 20px; color: var(--gray); font-size: 0.92rem;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-a.open { max-height: 200px; padding: 0 20px 18px; }

/* CONTACT */
.contact { background: var(--white); }
.contact-form { max-width: 680px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--border); border-radius: 10px;
  font-family: inherit; font-size: 0.95rem; color: var(--dark);
  background: var(--light); transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  outline: none;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
  transform: translateY(-1px);
}
.contact-form .btn-primary { background: var(--blue); color: var(--white); font-size: 1rem; padding: 14px; border-radius: 10px; }
.form-success {
  text-align: center; color: #16a34a; font-weight: 600; font-size: 1.05rem; margin-top: 16px;
  animation: fadeUp 0.5s ease both;
}

/* FOOTER */
.footer { background: var(--dark); color: #94a3b8; padding: 32px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer .logo { color: #60a5fa; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: #94a3b8; text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--white); }

/* CHATBOT */
#cz-chat-bubble {
  position: fixed; bottom: 28px; left: 28px; z-index: 999;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--blue); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; cursor: pointer;
  box-shadow: 0 4px 20px rgba(37,99,235,0.45);
  animation: floatWhatsapp 3s ease-in-out infinite;
  transition: transform 0.2s, box-shadow 0.2s;
}
#cz-chat-bubble:hover { transform: scale(1.1); box-shadow: 0 8px 28px rgba(37,99,235,0.55); animation: none; }
#cz-chat-badge {
  position: absolute; top: -4px; right: -4px;
  background: #ef4444; color: #fff; font-size: 0.7rem; font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
#cz-chatbox {
  display: none; position: fixed; bottom: 96px; left: 28px; z-index: 998;
  width: 320px; background: var(--white); border-radius: 18px;
  box-shadow: 0 12px 48px rgba(0,0,0,0.18); overflow: hidden;
  flex-direction: column;
}
#cz-chatbox.open { display: flex; }
#cz-chat-header {
  background: var(--blue); color: var(--white);
  padding: 14px 16px; display: flex; justify-content: space-between; align-items: center;
}
#cz-chat-header strong { font-size: 0.95rem; display: block; }
#cz-chat-header span { font-size: 0.75rem; opacity: 0.8; }
#cz-chat-header button { background: none; border: none; color: var(--white); font-size: 1.4rem; cursor: pointer; line-height: 1; }
#cz-chat-messages {
  padding: 16px; display: flex; flex-direction: column; gap: 10px;
  max-height: 280px; overflow-y: auto; background: #f8fafc;
}
.chat-msg-bot, .chat-msg-user {
  max-width: 85%; padding: 10px 14px; border-radius: 14px;
  font-size: 0.88rem; line-height: 1.5;
}
.chat-msg-bot { background: var(--white); border: 1px solid var(--border); color: var(--dark); align-self: flex-start; border-bottom-left-radius: 4px; }
.chat-msg-user { background: var(--blue); color: var(--white); align-self: flex-end; border-bottom-right-radius: 4px; }
#cz-chat-options { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 16px 12px; }
.chat-opt {
  padding: 6px 14px; background: #eff6ff; color: var(--blue);
  border: 1px solid #bfdbfe; border-radius: 20px; font-size: 0.82rem;
  font-weight: 600; cursor: pointer; transition: background 0.2s;
}
.chat-opt:hover { background: #dbeafe; }
#cz-chat-input-row { display: flex; border-top: 1px solid var(--border); }
#cz-chat-input {
  flex: 1; padding: 12px 14px; border: none; outline: none;
  font-family: inherit; font-size: 0.9rem; background: var(--white);
}
#cz-chat-input-row button {
  padding: 0 16px; background: var(--blue); color: var(--white);
  border: none; cursor: pointer; font-size: 1.1rem; transition: background 0.2s;
}
#cz-chat-input-row button:hover { background: var(--blue-dark); }
.chat-typing { display: flex; align-items: center; gap: 4px; padding: 10px 14px !important; }
.chat-typing span {
  width: 7px; height: 7px; background: var(--gray); border-radius: 50%;
  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; }
@keyframes typingDot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-6px); opacity: 1; }
}

/* WHATSAPP */
.whatsapp-btn {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  background: #25d366; color: white;
  display: flex; align-items: center; gap: 10px;
  padding: 12px 20px; border-radius: 50px;
  text-decoration: none; font-weight: 700; font-size: 0.9rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  animation: floatWhatsapp 3s ease-in-out infinite;
  transition: transform 0.2s, box-shadow 0.2s;
}
.whatsapp-btn:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 10px 32px rgba(37,211,102,0.55);
  animation: none;
}
@keyframes floatWhatsapp {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

/* SECTION TITLE ANIMATION */
.section-title, .section-sub { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.section-title.visible, .section-sub.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .why-grid { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: repeat(3,1fr); }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--white); padding: 20px; border-bottom: 1px solid var(--border); gap: 16px; }
  .nav-links.open { display: flex; }
  .hamburger { display: block; }
  .about-wrapper { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .hero::before { width: 280px; height: 280px; }
  .hero::after  { width: 180px; height: 180px; }
}