/* ===========================
   Plato — Complete Redesign
   Color: Deep navy + Electric violet + Warm coral
   Font: Inter + Space Grotesk
   =========================== */

:root {
  --bg: #0a0e1a;
  --bg-alt: #111827;
  --surface: #1a1f35;
  --surface-hover: #232940;
  --text: #e8eaf0;
  --text-muted: #8892a8;
  --primary: #7c3aed;
  --primary-light: #a78bfa;
  --accent: #f97066;
  --accent-alt: #38bdf8;
  --border: rgba(255,255,255,0.08);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
  --container: 1200px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.section-padding { padding: 100px 0; }

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: #6d28d9;
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(124,58,237,0.35);
}
.btn-outline {
  border: 2px solid var(--border);
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary-light);
  transform: translateY(-2px);
}

/* ===== SECTION HEADER ===== */
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary-light);
  margin-bottom: 16px;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
}

/* ===== NAVBAR ===== */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}
#header.scrolled {
  background: rgba(10,14,26,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.navbar {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text);
}
.nav-logo span { color: var(--primary); }
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span {
  width: 24px; height: 2px; background: var(--text); border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 120px 24px 80px;
  max-width: var(--container);
  margin: 0 auto;
  overflow: hidden;
}
.hero-content { max-width: 640px; position: relative; z-index: 2; }
.hero-badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: 24px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 500px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
  position: absolute;
  top: 0; right: -10%; bottom: 0;
  width: 60%;
  pointer-events: none;
}
.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}
.shape-1 {
  width: 400px; height: 400px;
  background: var(--primary);
  top: 20%; right: 10%;
  animation: float 8s ease-in-out infinite;
}
.shape-2 {
  width: 300px; height: 300px;
  background: var(--accent);
  bottom: 20%; right: 30%;
  animation: float 6s ease-in-out infinite reverse;
}
.shape-3 {
  width: 200px; height: 200px;
  background: var(--accent-alt);
  top: 40%; right: 50%;
  animation: float 10s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

/* ===== STATS BAR ===== */
.stats-bar {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-light);
}
.stat-number::after { content: '+'; }
.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-text .lead {
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 16px;
  color: var(--text);
}
.about-text p { color: var(--text-muted); margin-bottom: 24px; }
.about-features { display: flex; flex-direction: column; gap: 16px; }
.about-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}
.about-features i { color: var(--primary-light); font-size: 1.2rem; }
.about-visual { position: relative; height: 420px; }
.about-card {
  position: absolute;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.about-card img { width: 100%; height: 100%; object-fit: cover; }
.card-1 { width: 70%; height: 75%; top: 0; left: 0; }
.card-2 { width: 55%; height: 55%; bottom: 0; right: 0; border: 3px solid var(--bg); }

/* ===== SERVICES ===== */
.services { background: var(--bg-alt); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(30px);
}
.service-card.visible { opacity: 1; transform: translateY(0); }
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: 0 20px 60px rgba(124,58,237,0.12);
}
.service-icon {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(124,58,237,0.12);
  border-radius: 12px;
  margin-bottom: 20px;
}
.service-icon i { font-size: 1.5rem; color: var(--primary-light); }
.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 12px;
}
.service-card p { color: var(--text-muted); font-size: 0.9rem; }

/* ===== PORTFOLIO ===== */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.portfolio-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.portfolio-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: var(--transition);
}
.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(124,58,237,0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}
.portfolio-overlay h4 { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: 4px; }
.portfolio-overlay p { font-size: 0.85rem; color: rgba(255,255,255,0.8); }
.portfolio-item:hover img { transform: scale(1.1); }
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-item.hidden { display: none; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--bg-alt); }
.testimonial-slider { max-width: 700px; margin: 0 auto; position: relative; }
.testimonial-track { overflow: hidden; }
.testimonial-card {
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
}
.testimonial-card.active { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.testimonial-quote i { font-size: 2.5rem; color: var(--primary); opacity: 0.4; }
.testimonial-card > p { font-size: 1.05rem; color: var(--text-muted); margin: 20px 0 28px; line-height: 1.7; }
.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.testimonial-author img { width: 50px; height: 50px; border-radius: 50%; object-fit: cover; }
.testimonial-author h5 { font-size: 0.95rem; margin-bottom: 2px; }
.testimonial-author span { font-size: 0.8rem; color: var(--text-muted); }
.testimonial-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}
.testimonial-prev, .testimonial-next {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text);
  transition: var(--transition);
}
.testimonial-prev:hover, .testimonial-next:hover { border-color: var(--primary); color: var(--primary-light); }
.testimonial-dots { display: flex; gap: 8px; }
.testimonial-dots .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: 0.4;
  cursor: pointer;
  transition: var(--transition);
}
.testimonial-dots .dot.active { background: var(--primary); opacity: 1; width: 24px; border-radius: 4px; }

/* ===== TEAM ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.team-card {
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
}
.team-card.visible { opacity: 1; transform: translateY(0); }
.team-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
}
.team-image img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.team-social {
  position: absolute;
  inset: 0;
  background: rgba(124,58,237,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  opacity: 0;
  transition: var(--transition);
}
.team-social a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  transition: var(--transition);
}
.team-social a:hover { background: #fff; color: var(--primary); }
.team-image:hover .team-social { opacity: 1; }
.team-card h4 { font-family: var(--font-display); font-size: 1.05rem; margin-bottom: 4px; }
.team-card span { font-size: 0.8rem; color: var(--text-muted); }

/* ===== PRICING ===== */
.pricing { background: var(--bg-alt); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: center;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  opacity: 0;
  transform: translateY(30px);
}
.pricing-card.visible { opacity: 1; transform: translateY(0); }
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card.featured {
  border-color: var(--primary);
  background: linear-gradient(180deg, rgba(124,58,237,0.08), var(--surface));
  transform: scale(1.05);
}
.pricing-card.featured.visible { transform: scale(1.05); }
.pricing-card.featured:hover { transform: scale(1.05) translateY(-4px); }
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  padding: 4px 16px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.pricing-header h3 { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: 8px; }
.pricing-price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 24px;
}
.pricing-price .currency { font-size: 1.5rem; vertical-align: super; }
.pricing-price .period { font-size: 0.9rem; color: var(--text-muted); font-weight: 400; }
.pricing-features { margin-bottom: 32px; }
.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border: none; }
.pricing-features li i { font-size: 1rem; }
.pricing-features li .bi-check-circle-fill { color: var(--primary-light); }
.pricing-features li .bi-x-circle { color: var(--text-muted); opacity: 0.5; }
.pricing-features li.disabled { color: var(--text-muted); opacity: 0.5; }

/* ===== FAQ ===== */
.faq-list { max-width: 750px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.active { border-color: var(--primary); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  text-align: left;
  transition: var(--transition);
}
.faq-question i { transition: var(--transition); color: var(--primary-light); }
.faq-item.active .faq-question i { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item.active .faq-answer { max-height: 200px; }
.faq-answer p { padding: 0 24px 20px; font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; }

/* ===== CONTACT ===== */
.contact { background: var(--bg-alt); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
}
.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(124,58,237,0.12);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-icon i { font-size: 1.2rem; color: var(--primary-light); }
.contact-info-item h4 { font-size: 0.95rem; margin-bottom: 4px; }
.contact-info-item p { font-size: 0.9rem; color: var(--text-muted); }

.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 14px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--primary); }
.contact-form textarea { resize: vertical; }

/* ===== FOOTER ===== */
#footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin-top: 12px; }
.footer-social { display: flex; gap: 12px; margin-top: 16px; }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-social a:hover { border-color: var(--primary); color: var(--primary-light); }
.footer-links h4 { font-size: 0.95rem; margin-bottom: 16px; font-weight: 600; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 0.85rem; color: var(--text-muted); transition: var(--transition); }
.footer-links a:hover { color: var(--primary-light); }
.footer-newsletter h4 { font-size: 0.95rem; margin-bottom: 12px; font-weight: 600; }
.footer-newsletter p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; }
.newsletter-form {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 50px;
  overflow: hidden;
}
.newsletter-form input {
  flex: 1;
  padding: 12px 20px;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 0.85rem;
  outline: none;
}
.newsletter-form button {
  padding: 12px 20px;
  background: var(--primary);
  color: #fff;
  transition: var(--transition);
}
.newsletter-form button:hover { background: #6d28d9; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }

/* ===== SCROLL TO TOP ===== */
#scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}
#scroll-top.visible { opacity: 1; visibility: visible; }
#scroll-top:hover { transform: translateY(-4px); background: #6d28d9; }

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

/* Tablet */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-card.featured { transform: scale(1); }
  .pricing-card.featured.visible { transform: scale(1); }
  .pricing-card.featured:hover { transform: translateY(-4px); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { height: 320px; }
  .contact-grid { grid-template-columns: 1fr; }
}

/* Mobile landscape */
@media (max-width: 768px) {
  .section-padding { padding: 70px 0; }
  .nav-links { 
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(10,14,26,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }
  .nav-links.open { opacity: 1; visibility: visible; }
  .nav-links a { font-size: 1.2rem; }
  .nav-toggle { display: flex; z-index: 1001; }
  .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .hero { padding: 100px 24px 60px; }
  .hero h1 { font-size: clamp(2.2rem, 8vw, 3rem); }
  .hero-visual { display: none; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-number { font-size: 2rem; }

  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* Mobile portrait */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero { padding: 90px 16px 40px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .testimonial-card { padding: 28px 20px; }
  .pricing-card { padding: 32px 20px; }
}