/* ============================================================
   PRELOADER
   ============================================================ */
#preloader {
  position: fixed; inset: 0; z-index: 99999;
  background: var(--bg-primary);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.loaded { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-ring {
  width: 48px; height: 48px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.loader-text {
  margin-top: 16px;
  font-weight: 700; font-size: 1.1rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 2px;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  transition: all var(--transition);
  padding: 18px 0;
}
.header.scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--gradient-1);
  transition: width var(--transition);
  border-radius: 2px;
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle {
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
}
.theme-toggle:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold);
}
.theme-toggle .fa-sun { display: none; }
[data-theme="light"] .theme-toggle .fa-moon { display: none; }
[data-theme="light"] .theme-toggle .fa-sun { display: inline; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px;
}
.hamburger span {
  width: 100%; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
  transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero),
              radial-gradient(ellipse at 20% 50%, rgba(5, 150, 105, 0.06) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(245, 158, 11, 0.04) 0%, transparent 50%);
  pointer-events: none;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.12;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(6,13,23,0.3), rgba(6,13,23,0.8));
  pointer-events: none;
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.particle {
  position: absolute;
  width: 3px; height: 3px;
  background: var(--accent-light);
  border-radius: 50%;
  animation: particleFloat linear infinite;
}

@keyframes particleFloat {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.5; }
  90% { opacity: 0.5; }
  100% { transform: translateY(-100px) scale(1); opacity: 0; }
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 60px 0 100px;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(5, 150, 105, 0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-light);
  margin-bottom: 32px;
}

.hero-title {
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  color: var(--text-secondary);
  margin-bottom: 16px;
  min-height: 2em;
}

.typing-cursor {
  display: inline;
  animation: blink 0.8s step-end infinite;
  color: var(--accent-gold);
  font-weight: 100;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-desc {
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.hero-stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-stat-suffix {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-gold);
  -webkit-text-fill-color: var(--accent-gold);
}
.hero-stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
}
.scroll-indicator {
  width: 20px; height: 32px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding: 4px 0;
}
.scroll-dot {
  width: 4px; height: 8px;
  background: var(--accent);
  border-radius: 4px;
  animation: scrollDot 2s ease-in-out infinite;
}
@keyframes scrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(12px); opacity: 0.3; }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.about-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.about-exp-badge {
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 100px;
  height: 100px;
  background: var(--gradient-1);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 8px 32px var(--shadow-color);
}
.about-exp-num { font-size: 1.8rem; font-weight: 800; line-height: 1; }
.about-exp-label { font-size: 0.6rem; text-align: center; line-height: 1.3; opacity: 0.9; }

.about-name { font-size: 1.8rem; font-weight: 800; margin-bottom: 4px; }
.about-role {
  font-size: 1rem;
  color: var(--accent-gold);
  font-weight: 600;
  margin-bottom: 20px;
}
.about-text {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.8;
}
.about-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0; }

/* ============================================================
   EXPERTISE
   ============================================================ */
.expertise { background: var(--bg-secondary); }

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.expertise-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.expertise-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}
.expertise-card:hover::before { transform: scaleX(1); }
.expertise-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  border-color: var(--border-hover);
}

.expertise-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(5, 150, 105, 0.1);
  border-radius: var(--radius-md);
  font-size: 1.2rem;
  color: var(--accent-light);
  margin-bottom: 16px;
  transition: all var(--transition);
}
.expertise-card:hover .expertise-icon {
  background: var(--gradient-1);
  color: #fff;
}

.expertise-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.expertise-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}
.expertise-bar {
  width: 100%; height: 4px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}
.expertise-progress {
  height: 100%;
  background: var(--gradient-1);
  border-radius: 4px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.expertise-level {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card-bg {
  position: absolute;
  top: -50%; right: -50%;
  width: 100%; height: 100%;
  background: radial-gradient(circle at top right, var(--shadow-glow), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-slow);
  pointer-events: none;
}
.service-card:hover .service-card-bg { opacity: 1; }
.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px var(--shadow-color);
}

.service-icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-1);
  border-radius: var(--radius-md);
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 20px;
}
.service-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.service-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}
.service-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.service-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.service-features li i { color: var(--accent-light); font-size: 0.75rem; }
.service-cta { width: 100%; justify-content: center; }

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio { background: var(--bg-secondary); }

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 8px 22px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--gradient-1);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px var(--shadow-color);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}
.portfolio-thumb {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  aspect-ratio: 4/3;
}
.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.portfolio-item:hover .portfolio-thumb img { transform: scale(1.08); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,13,23,0.95) 0%, rgba(6,13,23,0.7) 50%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 28px;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-slow);
}
.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
  transform: translateY(0);
}
.portfolio-overlay-content { width: 100%; }

.portfolio-cat {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #fff;
  margin-bottom: 10px;
}
.portfolio-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.portfolio-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-slider {
  max-width: 700px;
  margin: 0 auto;
  overflow: hidden;
  position: relative;
}
.testimonials-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-card {
  min-width: 100%;
  padding: 0 8px;
  text-align: center;
}

.testimonial-stars {
  display: flex;
  justify-content: center;
  gap: 4px;
  color: var(--accent-gold);
  font-size: 1rem;
  margin-bottom: 20px;
}
.testimonial-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 24px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.testimonial-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--accent);
}
.testimonial-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.testimonial-name { display: block; font-weight: 700; font-size: 0.95rem; }
.testimonial-role { display: block; font-size: 0.8rem; color: var(--text-muted); }

.testimonials-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 36px;
}
.testimonial-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.testimonial-btn:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  background: var(--bg-card);
}
.testimonial-dots { display: flex; gap: 8px; }
.testimonial-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border-color);
  transition: all var(--transition);
  cursor: pointer;
}
.testimonial-dot.active {
  background: var(--accent);
  width: 24px;
  border-radius: 4px;
}

/* ============================================================
   BLOG
   ============================================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}
.blog-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}
.blog-thumb { aspect-ratio: 16/9; overflow: hidden; }
.blog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.blog-card:hover .blog-thumb img { transform: scale(1.08); }

.blog-body { padding: 24px; }
.blog-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}
.blog-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.4;
}
.blog-excerpt {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}
.blog-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--accent-light);
  transition: gap var(--transition);
}
.blog-link:hover { gap: 10px; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.contact-title {
  font-size: clamp(2rem, 3vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.contact-desc {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.contact-info-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--accent-light);
  font-size: 1rem;
}
.contact-info-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2px;
}
.contact-info-value { font-weight: 600; }
.contact-info-value a { color: var(--accent-gold); }
.contact-info-value a:hover { text-decoration: underline; }

.contact-social {
  display: flex;
  gap: 12px;
}
.social-link {
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition);
}
.social-link:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  background: var(--bg-card);
  transform: translateY(-2px);
}

.contact-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: 0.8rem; color: var(--text-muted); text-align: center; }

.whatsapp-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: #25D366;
  color: #fff;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: all var(--transition-bounce);
  font-size: 1rem;
}
.whatsapp-cta:hover {
  background: #22c55e;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 320px;
}
.footer-heading {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent-light); }

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}