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

:root {
  --primary: #6C3CE1;
  --primary-dark: #5228b5;
  --accent: #00D4AA;
  --dark: #0D0D1A;
  --dark-light: #1A1A2E;
  --gray: #8892B0;
  --light: #CCD6F6;
  --white: #E6F1FF;
  --gradient: linear-gradient(135deg, var(--primary), var(--accent));
  --shadow: 0 10px 40px rgba(108, 60, 225, .15);
  --radius: 16px;
  --transition: .3s cubic-bezier(.4, 0, .2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--dark);
  color: var(--light);
  line-height: 1.7;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; font-family: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== HEADER / NAV ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0;
  background: rgba(13, 13, 26, .85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(108, 60, 225, .1);
  transition: var(--transition);
}
.header.scrolled { padding: 10px 0; background: rgba(13, 13, 26, .95); }
.header .container { display: flex; align-items: center; justify-content: space-between; }
.logo img { height: 40px; }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  font-size: .9rem; font-weight: 500; color: var(--gray);
  position: relative; transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--gradient); transition: var(--transition);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: var(--transition); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: 120px 0 80px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(108, 60, 225, .15), transparent 70%);
  top: -100px; right: -200px; border-radius: 50%;
}
.hero::after {
  content: ''; position: absolute; width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0, 212, 170, .1), transparent 70%);
  bottom: -50px; left: -100px; border-radius: 50%;
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(108, 60, 225, .15); border: 1px solid rgba(108, 60, 225, .3);
  padding: 6px 16px; border-radius: 50px; font-size: .8rem; color: var(--accent);
  margin-bottom: 24px; animation: fadeInUp .6s ease;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 2s infinite; }
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800;
  line-height: 1.1; margin-bottom: 24px;
  animation: fadeInUp .6s ease .1s both;
}
.hero h1 .highlight {
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.hero p {
  font-size: 1.15rem; color: var(--gray); max-width: 520px;
  margin-bottom: 40px; animation: fadeInUp .6s ease .2s both;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; animation: fadeInUp .6s ease .3s both; }

.hero-visual {
  display: flex; justify-content: center; align-items: center;
  animation: fadeInUp .8s ease .4s both;
}
.hero-card {
  background: var(--dark-light); border: 1px solid rgba(108, 60, 225, .2);
  border-radius: var(--radius); padding: 32px; width: 100%; max-width: 420px;
  position: relative; overflow: hidden;
}
.hero-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient);
}
.hero-card .code-line { display: flex; gap: 8px; margin-bottom: 12px; font-family: 'Fira Code', monospace; font-size: .85rem; }
.hero-card .code-line .keyword { color: var(--primary); }
.hero-card .code-line .string { color: var(--accent); }
.hero-card .code-line .comment { color: var(--gray); }
.hero-card .code-line .number { color: #ff6b6b; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px; font-weight: 600;
  font-size: .95rem; transition: var(--transition);
}
.btn-primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 4px 20px rgba(108, 60, 225, .4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(108, 60, 225, .5); }
.btn-outline {
  border: 2px solid rgba(108, 60, 225, .5); color: var(--white);
  background: transparent;
}
.btn-outline:hover { background: rgba(108, 60, 225, .1); border-color: var(--primary); }
.btn-whatsapp {
  background: #25D366; color: #fff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, .3);
}
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(37, 211, 102, .4); }

/* ===== SECTIONS ===== */
section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag {
  display: inline-block; font-size: .8rem; font-weight: 600; color: var(--accent);
  text-transform: uppercase; letter-spacing: 3px; margin-bottom: 12px;
}
.section-header h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; margin-bottom: 16px; }
.section-header p { color: var(--gray); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }

/* ===== SERVICES ===== */
.services-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--dark-light); border: 1px solid rgba(108, 60, 225, .1);
  border-radius: var(--radius); padding: 36px; transition: var(--transition);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 0;
  background: var(--gradient); transition: var(--transition); opacity: .1;
}
.service-card:hover { transform: translateY(-8px); border-color: rgba(108, 60, 225, .3); box-shadow: var(--shadow); }
.service-card:hover::before { height: 100%; }
.service-icon {
  width: 64px; height: 64px; border-radius: 16px;
  background: rgba(108, 60, 225, .15); display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; margin-bottom: 20px; position: relative;
}
.service-card h3 { font-size: 1.3rem; margin-bottom: 12px; color: var(--white); position: relative; }
.service-card p { color: var(--gray); font-size: .95rem; position: relative; }
.service-card .service-link {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 20px;
  color: var(--accent); font-weight: 600; font-size: .9rem; position: relative; transition: var(--transition);
}
.service-card .service-link:hover { gap: 12px; }

/* ===== PORTFOLIO ===== */
.portfolio-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 24px;
}
.portfolio-item {
  border-radius: var(--radius); overflow: hidden;
  position: relative; aspect-ratio: 16/10; cursor: pointer;
  background: var(--dark-light); border: 1px solid rgba(108, 60, 225, .1);
}
.portfolio-thumb {
  width: 100%; height: 100%; object-fit: cover; transition: var(--transition);
}
.portfolio-item:hover .portfolio-thumb { transform: scale(1.05); filter: brightness(.7); }
.portfolio-overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  justify-content: flex-end; padding: 24px;
  background: linear-gradient(transparent 40%, rgba(13, 13, 26, .9));
  opacity: 0; transition: var(--transition);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay .tag {
  display: inline-block; background: rgba(108, 60, 225, .3);
  padding: 4px 12px; border-radius: 20px; font-size: .75rem;
  color: var(--accent); width: fit-content; margin-bottom: 8px;
}
.portfolio-overlay h3 { font-size: 1.2rem; color: var(--white); }
.portfolio-overlay p { font-size: .85rem; color: var(--gray); }

/* ===== PORTFOLIO MOCKUPS ===== */
.mock-site {
  width: 100%; height: 100%; display: flex; flex-direction: column;
  background: #fff; color: #333;
}
.mock-browser-bar {
  display: flex; align-items: center; gap: 6px; padding: 8px 12px;
  background: #f0f0f0; border-bottom: 1px solid #ddd;
}
.mock-dot { width: 8px; height: 8px; border-radius: 50%; }
.mock-dot.red { background: #ff5f57; }
.mock-dot.yellow { background: #ffbd2e; }
.mock-dot.green { background: #28c840; }
.mock-url {
  margin-left: 8px; font-size: .65rem; color: #888;
  background: #fff; padding: 3px 10px; border-radius: 4px; flex: 1;
}
.mock-body { flex: 1; padding: 16px; overflow: hidden; }

/* Mock: Restaurant */
.mock-restaurant .mock-hero-section {
  background: linear-gradient(135deg, #d4a574, #8b6f47);
  border-radius: 8px; padding: 20px; text-align: center; color: #fff; margin-bottom: 12px;
}
.mock-restaurant .mock-hero-section h4 { font-size: .9rem; margin-bottom: 4px; }
.mock-restaurant .mock-hero-section p { font-size: .65rem; opacity: .8; }
.mock-restaurant .mock-menu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mock-menu-item {
  background: #f9f5f0; border-radius: 6px; padding: 10px; text-align: center;
}
.mock-menu-item .emoji { font-size: 1.4rem; }
.mock-menu-item span { display: block; font-size: .6rem; color: #666; margin-top: 4px; }

/* Mock: Law */
.mock-law .mock-hero-section {
  background: linear-gradient(135deg, #1a3a5c, #2d5986);
  border-radius: 8px; padding: 20px; color: #fff; margin-bottom: 12px;
}
.mock-law .mock-hero-section h4 { font-size: .85rem; margin-bottom: 4px; }
.mock-law .mock-hero-section p { font-size: .6rem; opacity: .8; }
.mock-law .mock-features { display: flex; gap: 6px; }
.mock-law .mock-feature {
  flex: 1; background: #f5f7fa; border-radius: 6px; padding: 10px; text-align: center;
}
.mock-law .mock-feature .emoji { font-size: 1.2rem; }
.mock-law .mock-feature span { display: block; font-size: .55rem; color: #555; margin-top: 4px; }

/* Mock: Ecommerce */
.mock-ecommerce .mock-hero-section {
  background: linear-gradient(135deg, #6C3CE1, #00D4AA);
  border-radius: 8px; padding: 16px; color: #fff; margin-bottom: 12px; text-align: center;
}
.mock-ecommerce .mock-hero-section h4 { font-size: .85rem; }
.mock-ecommerce .mock-products { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.mock-product {
  background: #f5f5f5; border-radius: 6px; padding: 8px; text-align: center;
}
.mock-product .emoji { font-size: 1.3rem; }
.mock-product span { display: block; font-size: .55rem; color: #666; }
.mock-product .price { color: #6C3CE1; font-weight: 700; font-size: .65rem; }

/* Mock: Logo */
.mock-logos {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px; height: 100%;
  padding: 12px;
}
.mock-logo-item {
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px; font-size: 1.2rem; font-weight: 800; padding: 16px;
}
.mock-logo-item:nth-child(1) { background: #1a1a2e; color: #6C3CE1; }
.mock-logo-item:nth-child(2) { background: #f0f0f0; color: #333; }
.mock-logo-item:nth-child(3) { background: #00D4AA; color: #fff; }
.mock-logo-item:nth-child(4) { background: linear-gradient(135deg, #ff6b6b, #ffa502); color: #fff; }

/* Mock: Social Media */
.mock-social { padding: 12px; }
.mock-post {
  background: #f9f9f9; border-radius: 8px; padding: 12px; margin-bottom: 8px;
}
.mock-post-header { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.mock-avatar { width: 24px; height: 24px; border-radius: 50%; background: var(--gradient); }
.mock-post-header span { font-size: .65rem; font-weight: 600; }
.mock-post-body {
  background: linear-gradient(135deg, #6C3CE1, #00D4AA);
  border-radius: 6px; height: 80px; display: flex; align-items: center;
  justify-content: center; color: #fff; font-size: .7rem; font-weight: 700;
}
.mock-post-actions { display: flex; gap: 12px; margin-top: 8px; font-size: .6rem; color: #888; }

/* Mock: App */
.mock-app-frame {
  width: 140px; margin: 0 auto; background: #1a1a2e;
  border-radius: 20px; padding: 8px; border: 2px solid #333;
}
.mock-app-screen { background: #fff; border-radius: 14px; overflow: hidden; }
.mock-app-status { background: #1a1a2e; color: #fff; padding: 4px 8px; font-size: .5rem; text-align: center; }
.mock-app-content { padding: 10px; }
.mock-app-content h5 { font-size: .65rem; margin-bottom: 6px; color: #333; }
.mock-app-list-item {
  display: flex; align-items: center; gap: 6px; padding: 6px 0;
  border-bottom: 1px solid #f0f0f0; font-size: .55rem; color: #555;
}
.mock-app-list-item .emoji { font-size: .8rem; }
.mock-app-nav {
  display: flex; justify-content: space-around; padding: 8px;
  background: #f5f5f5; font-size: .7rem;
}

/* ===== PROCESS ===== */
.process-steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px; position: relative;
}
.process-step {
  text-align: center; padding: 32px 24px;
  background: var(--dark-light); border-radius: var(--radius);
  border: 1px solid rgba(108, 60, 225, .1); transition: var(--transition);
}
.process-step:hover { border-color: rgba(108, 60, 225, .3); }
.step-number {
  width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 20px;
  background: var(--gradient); display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; color: #fff;
}
.process-step h3 { font-size: 1.15rem; margin-bottom: 8px; color: var(--white); }
.process-step p { font-size: .9rem; color: var(--gray); }

/* ===== STATS ===== */
.stats {
  background: var(--dark-light); border-top: 1px solid rgba(108, 60, 225, .1);
  border-bottom: 1px solid rgba(108, 60, 225, .1);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center;
}
.stat-item h3 {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-item p { color: var(--gray); font-size: .9rem; margin-top: 4px; }

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}
.testimonial-card {
  background: var(--dark-light); border: 1px solid rgba(108, 60, 225, .1);
  border-radius: var(--radius); padding: 32px; transition: var(--transition);
}
.testimonial-card:hover { border-color: rgba(108, 60, 225, .3); }
.stars { color: #ffc107; margin-bottom: 16px; font-size: 1.1rem; letter-spacing: 2px; }
.testimonial-card blockquote { color: var(--light); font-size: .95rem; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--gradient); display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: #fff; font-size: 1.1rem;
}
.testimonial-info h4 { font-size: .95rem; color: var(--white); }
.testimonial-info p { font-size: .8rem; color: var(--gray); }

/* ===== PRICING ===== */
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px; align-items: start;
}
.pricing-card {
  background: var(--dark-light); border: 1px solid rgba(108, 60, 225, .1);
  border-radius: var(--radius); padding: 40px 32px; text-align: center;
  transition: var(--transition); position: relative;
}
.pricing-card.featured {
  border-color: var(--primary); transform: scale(1.03);
  box-shadow: var(--shadow);
}
.pricing-card.featured::before {
  content: 'MAIS POPULAR'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--gradient); padding: 4px 20px; border-radius: 20px;
  font-size: .7rem; font-weight: 700; color: #fff; letter-spacing: 1px;
}
.pricing-card h3 { font-size: 1.3rem; margin-bottom: 8px; color: var(--white); }
.pricing-card .price {
  font-size: 2.5rem; font-weight: 800; margin: 16px 0;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.pricing-card .price span { font-size: 1rem; font-weight: 400; }
.pricing-card .desc { color: var(--gray); font-size: .9rem; margin-bottom: 24px; }
.pricing-features { text-align: left; margin-bottom: 32px; }
.pricing-features li {
  padding: 8px 0; font-size: .9rem; color: var(--light);
  display: flex; align-items: center; gap: 10px;
}
.pricing-features li::before { content: '✓'; color: var(--accent); font-weight: 700; }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid rgba(108, 60, 225, .1); border-radius: 12px;
  margin-bottom: 12px; overflow: hidden; background: var(--dark-light);
}
.faq-question {
  width: 100%; padding: 20px 24px; background: none; color: var(--white);
  font-size: 1rem; font-weight: 600; text-align: left;
  display: flex; justify-content: space-between; align-items: center;
  transition: var(--transition);
}
.faq-question:hover { color: var(--accent); }
.faq-question .icon { transition: var(--transition); font-size: 1.2rem; }
.faq-item.active .faq-question .icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height .4s ease;
  padding: 0 24px;
}
.faq-item.active .faq-answer { max-height: 300px; padding-bottom: 20px; }
.faq-answer p { color: var(--gray); font-size: .9rem; line-height: 1.7; }

/* ===== CTA ===== */
.cta {
  background: var(--dark-light); position: relative; overflow: hidden;
  border-top: 1px solid rgba(108, 60, 225, .1);
}
.cta::before {
  content: ''; position: absolute; width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(108, 60, 225, .1), transparent 70%);
  top: -200px; right: -100px; border-radius: 50%;
}
.cta .container { text-align: center; position: relative; z-index: 1; }
.cta h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
.cta p { color: var(--gray); max-width: 600px; margin: 0 auto 32px; font-size: 1.05rem; }

/* ===== FOOTER ===== */
.footer {
  padding: 60px 0 24px;
  border-top: 1px solid rgba(108, 60, 225, .1);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}
.footer-brand p { color: var(--gray); margin-top: 16px; font-size: .9rem; max-width: 280px; }
.footer h4 { font-size: .95rem; margin-bottom: 16px; color: var(--white); }
.footer ul li { margin-bottom: 8px; }
.footer ul li a { color: var(--gray); font-size: .9rem; transition: var(--transition); }
.footer ul li a:hover { color: var(--accent); }
.footer-bottom {
  padding-top: 24px; border-top: 1px solid rgba(108, 60, 225, .1);
  display: flex; justify-content: space-between; align-items: center;
  font-size: .85rem; color: var(--gray);
}
.footer-social { display: flex; gap: 16px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(108, 60, 225, .1); display: flex; align-items: center; justify-content: center;
  color: var(--light); transition: var(--transition);
}
.footer-social a:hover { background: var(--primary); color: #fff; }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, .4);
  transition: var(--transition); animation: bounce 2s infinite;
}
.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-float svg { width: 32px; height: 32px; fill: #fff; }

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 160px 0 80px; text-align: center;
  background: var(--dark-light); position: relative; overflow: hidden;
}
.page-header::before {
  content: ''; position: absolute; width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(108, 60, 225, .1), transparent 70%);
  top: -200px; right: -100px; border-radius: 50%;
}
.page-header h1 {
  font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 800; margin-bottom: 16px;
}
.page-header p { color: var(--gray); max-width: 600px; margin: 0 auto; font-size: 1.1rem; }
.breadcrumb {
  display: flex; justify-content: center; gap: 8px; margin-top: 24px;
  font-size: .85rem; color: var(--gray);
}
.breadcrumb a { color: var(--accent); }

/* ===== DETAIL SECTIONS ===== */
.detail-section { padding: 80px 0; }
.detail-section:nth-child(even) { background: var(--dark-light); }
.detail-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.detail-grid.reverse { direction: rtl; }
.detail-grid.reverse > * { direction: ltr; }
.detail-content h2 { font-size: 2rem; font-weight: 700; margin-bottom: 16px; }
.detail-content p { color: var(--gray); margin-bottom: 16px; }
.detail-list { margin: 20px 0; }
.detail-list li {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 0; color: var(--light); font-size: .95rem;
}
.detail-list li .check {
  color: var(--accent); font-weight: 700; min-width: 20px; margin-top: 2px;
}
.detail-visual {
  background: var(--dark-light); border: 1px solid rgba(108, 60, 225, .1);
  border-radius: var(--radius); padding: 32px; min-height: 300px;
  display: flex; align-items: center; justify-content: center;
}

/* tech stack badges */
.tech-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.tech-badge {
  padding: 6px 14px; border-radius: 20px; font-size: .8rem; font-weight: 500;
  background: rgba(108, 60, 225, .1); color: var(--accent);
  border: 1px solid rgba(108, 60, 225, .2);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .5; } }
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.fade-in {
  opacity: 0; transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-visual { margin-top: 40px; }
  .detail-grid, .detail-grid.reverse { grid-template-columns: 1fr; direction: ltr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; position: fixed; top: 70px; left: 0; right: 0;
    background: var(--dark); flex-direction: column; padding: 24px;
    gap: 16px; border-bottom: 1px solid rgba(108, 60, 225, .2);
  }
  .nav-links.active { display: flex; }
  .hamburger { display: flex; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; align-items: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .process-steps { grid-template-columns: 1fr; }
}