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

.hero__bg {
  position: absolute;
  inset: 0;
  background: var(--hero-gradient);
  pointer-events: none;
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { opacity: 0.85; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.02); }
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent);
}

.hero__particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 80px 0;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--glass);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero__title {
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-secondary);
  margin-bottom: 20px;
}

.hero__tagline {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.hero__stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.hero__stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

.service-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(129, 140, 248, 0.15);
  color: var(--accent-primary);
  margin-bottom: 20px;
}

.service-card__title {
  margin-bottom: 12px;
}

.service-card__desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.service-card__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Portfolio */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 40px;
}

.filter-tab {
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-tab:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.filter-tab.is-active {
  background: linear-gradient(135deg, var(--accent-primary), #6366f1);
  border-color: transparent;
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.project-card {
  overflow: hidden;
  padding: 0;
  position: relative;
}

.project-card__link {
  display: block;
  color: inherit;
}

.project-card__external {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(10, 10, 15, 0.75);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: var(--transition);
}

.project-card__external:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #fff;
  transform: scale(1.08);
}

.project-card__image {
  aspect-ratio: 16/10;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-card__image img {
  transform: scale(1.05);
}

.project-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  text-align: center;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
}

.project-card__placeholder--website { background: linear-gradient(135deg, #1e1b4b, #312e81); }
.project-card__placeholder--crm { background: linear-gradient(135deg, #134e4a, #115e59); }
.project-card__placeholder--ecommerce { background: linear-gradient(135deg, #4a1d6a, #701a75); }
.project-card__placeholder--mobile { background: linear-gradient(135deg, #1e3a5f, #1d4ed8); }
.project-card__placeholder--ai { background: linear-gradient(135deg, #312e81, #0891b2); }

.project-card__domain {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-secondary);
  word-break: break-all;
  line-height: 1.4;
}

.project-card__domain--lg {
  font-size: 1.25rem;
}

.project-card__letter {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-primary);
  opacity: 0.5;
}

.project-card__live-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(34, 197, 94, 0.2);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #22c55e;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.project-card__body {
  padding: 24px;
}

.project-card__meta {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.project-card__title {
  margin-bottom: 8px;
}

.project-card__desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.project-card__stack {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Process */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 24px;
}

.process-step {
  text-align: center;
  padding: 32px 20px;
}

.process-step__num {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.process-step__title {
  margin-bottom: 8px;
}

.process-step__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* AI Block */
.ai-block {
  position: relative;
  overflow: hidden;
}

.ai-block__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.ai-block__features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ai-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.ai-feature__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(34, 211, 238, 0.15);
  color: var(--accent-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ai-feature__title {
  margin-bottom: 4px;
}

.ai-feature__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.ai-block__visual {
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  background: var(--hero-gradient);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  position: relative;
  overflow: hidden;
}

.ai-block__title {
  text-align: left;
  margin-bottom: 16px;
}

.ai-block__intro {
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 480px;
  line-height: 1.7;
}

.ai-block__code {
  padding: 32px;
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--accent-secondary);
  white-space: pre;
}
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--accent-secondary);
  white-space: pre;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.testimonial-card__content {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-style: italic;
  line-height: 1.7;
}

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

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: #fff;
  font-size: 0.9rem;
}

.testimonial-card__name {
  font-weight: 600;
  font-size: 0.95rem;
}

.testimonial-card__role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* CTA */
.cta-section {
  text-align: center;
}

.cta-section__inner {
  padding: 64px 40px;
  border-radius: var(--radius-xl);
  background: var(--hero-gradient);
  border: 1px solid var(--border);
}

.cta-section__title {
  margin-bottom: 16px;
}

.cta-section__desc {
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 32px;
}

.cta-section__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Page sections */
.section {
  padding: 80px 0;
}

.section--alt {
  background: var(--bg-secondary);
}

.page-hero {
  padding: 80px 0 48px;
  text-align: center;
  position: relative;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--hero-gradient);
  opacity: 0.5;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, black 40%, transparent);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero__title {
  margin-bottom: 16px;
}

.page-hero__desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 48px;
  align-items: start;
}

.about-avatar {
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  background: var(--hero-gradient);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-avatar__ring {
  position: absolute;
  inset: 12px;
  border-radius: var(--radius-lg);
  border: 2px solid rgba(129, 140, 248, 0.35);
}

.about-avatar__initials {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.skills-heading {
  margin: 32px 0 16px;
  font-size: 1.25rem;
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.8;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  flex-shrink: 0;
}

.contact-info__label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-info__value {
  font-weight: 500;
}

.contact-info__value a:hover {
  color: var(--accent-primary);
}

/* Project detail */
.project-detail__hero {
  margin-bottom: 48px;
}

.project-detail__image {
  aspect-ratio: 16/7;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-secondary);
  margin-bottom: 32px;
}

.project-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.project-detail__section h2 {
  margin-bottom: 12px;
  color: var(--accent-primary);
  font-size: 1.25rem;
}

.project-detail__section p {
  color: var(--text-muted);
  line-height: 1.8;
}

.project-detail__title {
  text-align: left;
  margin-bottom: 12px;
}

.project-detail__subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.7;
  max-width: 720px;
}

.project-detail__stack {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 16px;
}

.project-detail__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-detail__grid {
  display: grid;
  gap: 32px;
  margin-bottom: 40px;
}

.project-detail__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.project-detail__placeholder {
  height: 100%;
  min-height: 280px;
}

.project-detail__gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.project-detail__gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.project-detail__gallery-item img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
}

.project-detail__gallery-item figcaption {
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.section-footer {
  text-align: center;
  margin-top: 40px;
}

.service-card__full {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.services-grid .service-card:nth-child(1) { transition-delay: 0ms; }
.services-grid .service-card:nth-child(2) { transition-delay: 80ms; }
.services-grid .service-card:nth-child(3) { transition-delay: 160ms; }
.services-grid .service-card:nth-child(4) { transition-delay: 240ms; }
.services-grid .service-card:nth-child(5) { transition-delay: 320ms; }
.services-grid .service-card:nth-child(6) { transition-delay: 400ms; }

.page-404 {
  min-height: 60vh;
  display: flex;
  align-items: center;
  text-align: center;
}

.page-404__desc {
  margin: 16px auto 32px;
}

.page-404__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--accent-primary);
  transition: var(--transition);
}

.breadcrumb a:hover { opacity: 0.8; }

.breadcrumb span:last-child {
  color: var(--text-muted);
}

/* Clients marquee */
.clients-section {
  padding-top: 40px;
  padding-bottom: 60px;
  overflow: hidden;
}

.clients-marquee {
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  overflow: hidden;
}

.clients-marquee__track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: marquee 40s linear infinite;
}

.clients-marquee__track:hover {
  animation-play-state: paused;
}

.clients-marquee__item {
  flex-shrink: 0;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition);
  white-space: nowrap;
}

.clients-marquee__item:hover {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 48px 0;
}

.empty-state a { color: var(--accent-primary); }

/* Floating actions */
.floating-actions {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}

.floating-actions__telegram,
.floating-actions__top {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.floating-actions__telegram {
  background: linear-gradient(135deg, #0088cc, #00a2e8);
  color: #fff;
}

.floating-actions__telegram:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 32px rgba(0, 136, 204, 0.4);
}

.floating-actions__top {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.floating-actions__top:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.floating-actions__top[hidden] {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .clients-marquee__track {
    animation: none;
    flex-wrap: wrap;
    width: 100%;
    justify-content: center;
  }

  .hero__bg {
    animation: none;
  }
}

@media (max-width: 768px) {
  .hero__content { padding: 48px 0; }
  .hero__stats { gap: 24px; }
  .ai-block__inner { grid-template-columns: 1fr; }
  .ai-block__visual { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .about-avatar { max-width: 200px; margin: 0 auto; }
  .about-avatar__initials { font-size: 3rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .floating-actions { bottom: 16px; right: 16px; }
  .floating-actions__telegram,
  .floating-actions__top { width: 48px; height: 48px; }
  .project-detail__actions .btn { width: 100%; }
}