/* =============================================
   ROOT TOKENS
   ============================================= */

:root {
  --font-main: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --text-strong:    #1D1D1D;
  --text-primary:   #1D1D1D;
  --text-secondary: #646464;
  --bg-main: #ffffff;
  --bg-soft: #F3F3F3;
  --border-light: #eeeeee;
  --ease-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-back:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-sharp: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 0.45s;
  --dur-mid:  0.65s;
  --dur-slow: 0.9s;
}

*, *::before, *::after { box-sizing: border-box; }
html { height: 100%; }

body {
  margin: 0; height: 100%;
  font-family: var(--font-main);
  color: var(--text-primary);
  background-color: var(--bg-main);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}

h1, h2, h3 { font-weight: 500; color: var(--text-strong); margin: 0; }
p { font-weight: 400; line-height: 1.6; margin: 0; }
img { max-width: 100%; height: auto; display: block; }

.toast {
  position: fixed;
  bottom: 32px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1D1D1D; color: #fff;
  padding: 10px 20px; border-radius: 999px;
  font-size: 14px; font-weight: 500;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s var(--ease-expo);
  z-index: 9999;
  white-space: nowrap;
}
.toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.site-header {
  position: fixed; top: 0; left: 0; width: 100%;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
}

.header-inner {
  max-width: 1360px; margin: auto;
  padding: 16px 80px;
  display: flex; align-items: center; justify-content: space-between;
}

.avatar-link {
  display: block; border-radius: 50%; line-height: 0;
  transition: transform 0.3s var(--ease-expo), box-shadow 0.3s ease;
}
.avatar-link:hover {
  transform: scale(1.12);
  box-shadow: 0 0 0 3px rgba(0,0,0,0.1);
}

.header-avatar {
  width: 28px; height: 28px;
  border-radius: 50%; object-fit: cover; display: block;
}

.header-right { display: flex; align-items: center; gap: 24px; }
.header-right .book-call { margin-left: -8px; }

.download-cv {
  color: var(--text-strong); font-size: 14px; font-weight: 500;
  text-decoration: none; transition: opacity .2s ease;
}
.download-cv:hover { opacity: 0.6; }

.email-btn {
  background: #f5f5f7;
  color: var(--text-strong);
  border: none; cursor: pointer;
  padding: 10px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 500;
  font-family: var(--font-main);
  transition: background 0.2s ease, transform 0.15s ease;
  white-space: nowrap;
}
.email-btn:hover { background: #e8e8ed; transform: scale(1.03); }
.email-btn:active { transform: scale(0.97); background: #dcdce0; }

.email-btn--large {
  padding: 12px 24px; font-size: 15px; background: #f5f5f7;
}
.email-btn--large:hover { background: #e8e8ed; }

.book-call {
  background: #1D1D1D; color: #ffffff;
  padding: 10px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 600;
  text-decoration: none; transition: background .25s ease;
}
.book-call:hover { background: #646464; }

.section {
  height: 100vh; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 80px 80px 0;
  overflow: hidden;
  position: fixed; top: 0; left: 0; width: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease-sharp);
}
.section.is-active {
  opacity: 1;
  pointer-events: all;
}

/* dot-grid на белых секциях */
.section-hero,
.section-stats,
.section-linkedin,
.section-companies,
.section-footer {
  background-image: radial-gradient(circle, #d8d8d8 1px, transparent 1px);
  background-size: 24px 24px;
  background-color: var(--bg-main);
}

.hero {
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  text-align: center;
  max-width: 900px; width: 100%; margin: 0 auto;
}

.hero h1 {
  font-size: 100px; font-weight: 500;
  letter-spacing: -2px; margin: 0 0 20px; line-height: 1;
}

.hero-description {
  font-size: 28px; font-weight: 400; line-height: 1.4;
  max-width: 680px; margin-bottom: 12px;
  color: var(--text-primary);
}

.scroll-indicator {
  margin-top: 48px; font-size: 20px;
  color: var(--text-secondary); opacity: 0.6;
  animation: scrollBounce 1.8s infinite;
}

@keyframes scrollBounce {
  0%,100% { transform: translateY(0); opacity: 0.6; }
  50%      { transform: translateY(8px); opacity: 1; }
}

.section-hero .hero h1 {
  transform: translateY(-70px); opacity: 0;
  transition: transform var(--dur-slow) var(--ease-expo), opacity 0.4s ease;
}
.section-hero .hero .hero-description {
  transform: translateY(50px); opacity: 0;
  transition: transform var(--dur-slow) var(--ease-expo), opacity 0.4s ease;
  transition-delay: 0.1s;
}
.section-hero .hero .scroll-indicator {
  transform: translateY(30px); opacity: 0;
  transition: transform var(--dur-mid) var(--ease-expo), opacity 0.3s ease;
  transition-delay: 0.22s;
}
.section-hero.is-active .hero h1                { transform: translateY(0); opacity: 1; }
.section-hero.is-active .hero .hero-description { transform: translateY(0); opacity: 1; }
.section-hero.is-active .hero .scroll-indicator { transform: translateY(0); opacity: 1; }

.stats {
  max-width: 1200px; width: 100%; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; gap: 40px;
}
.stat { flex: 1; display: flex; align-items: center; gap: 12px; }
.stat strong {
  font-size: 72px; font-weight: 500;
  letter-spacing: -2px; color: var(--text-strong); white-space: nowrap;
}
.stat span {
  font-size: 18px; color: var(--text-secondary);
  max-width: 130px; line-height: 1.3;
}

.section-stats .stat {
  transform: translateY(80px) skewY(3deg);
  opacity: 0;
  transition:
    transform var(--dur-slow) var(--ease-expo),
    opacity var(--dur-mid) ease;
}
.section-stats.is-active .stat:nth-child(1) { transition-delay: 0.00s; }
.section-stats.is-active .stat:nth-child(2) { transition-delay: 0.07s; }
.section-stats.is-active .stat:nth-child(3) { transition-delay: 0.14s; }
.section-stats.is-active .stat:nth-child(4) { transition-delay: 0.21s; }
.section-stats.is-active .stat:nth-child(5) { transition-delay: 0.28s; }
.section-stats.is-active .stat { transform: translateY(0) skewY(0deg); opacity: 1; }

.section-about {
  background-color: var(--bg-soft);
  padding: 80px !important;
}

.about-section {
  max-width: 1200px; width: 100%; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.about-card {
  background: #ffffff; border-radius: 18px;
  padding: 36px;
  display: flex; flex-direction: column;
  box-shadow:
    0 1px 1px rgba(0,0,0,0.03),
    0 2px 4px rgba(0,0,0,0.04),
    0 4px 8px rgba(0,0,0,0.03);
  cursor: default;
}

.about-card h3 { font-size: 24px; font-weight: 500; margin-bottom: 14px; }
.about-card p  { font-size: 18px; line-height: 1.6; margin-bottom: 14px; }
.about-card p:last-child { margin-bottom: 0; }

.flags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.flags span { font-size: 16px; padding: 5px 11px; background: #f5f5f7; border-radius: 999px; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.tags span {
  font-size: 16px; padding: 7px 13px;
  background: #f5f5f7; border-radius: 999px;
  transition: background .2s ease;
}
.tags span:hover { background: #e9e9ec; }

.highlight-yellow { background: #fff6df; padding: 2px 6px; border-radius: 6px; }

.highlight-neon {
  position: relative;
  display: inline;
  background: linear-gradient(to right, #c8f135, #b5e500);
  background-size: 0% 85%;
  background-repeat: no-repeat;
  background-position: left 0% center;
  animation: none !important;
}

.section-hero.is-active .highlight-neon {
  animation: neonReveal 0.4s var(--ease-expo) 0.38s forwards !important;
}
.section-about.is-active .highlight-neon {
  animation: neonReveal 0.35s var(--ease-expo) 0.08s forwards !important;
}
.section-companies.is-active .highlight-neon {
  animation: neonReveal 0.35s var(--ease-expo) 0.08s forwards !important;
}
.section-footer.is-active .highlight-neon {
  animation: neonReveal 0.35s var(--ease-expo) 0.12s forwards !important;
}

@keyframes neonReveal {
  0%   { background-size: 0% 85%; }
  100% { background-size: 100% 85%; }
}

.section-about .about-card {
  transform: translateX(-70px); opacity: 0;
  transition: transform var(--dur-slow) var(--ease-expo), opacity var(--dur-mid) ease;
}
.section-about.is-active .about-card:nth-child(1) { transition-delay: 0.00s; }
.section-about.is-active .about-card:nth-child(2) { transition-delay: 0.09s; }
.section-about.is-active .about-card:nth-child(3) { transition-delay: 0.18s; }
.section-about.is-active .about-card { transform: translateX(0); opacity: 1; }

.linkedin-section {
  text-align: center; max-width: 900px; width: 100%; margin: 0 auto;
}
.linkedin-title { font-size: 48px; font-weight: 500; margin-bottom: 12px; line-height: 1.2; }
.linkedin-title span { color: #4A7CFF; }
.linkedin-subtitle { font-size: 24px; color: var(--text-primary); margin-bottom: 28px; }
.linkedin-subtitle a {
  color: #4A7CFF; font-weight: 500;
  text-decoration: underline; text-underline-offset: 3px;
  transition: opacity .2s ease;
}
.linkedin-subtitle a:hover { opacity: 0.7; }
.linkedin-avatars { display: flex; justify-content: center; }
.linkedin-avatars img {
  width: 38px; height: 38px; border-radius: 50%;
  object-fit: cover; margin-left: -10px; border: 2px solid white;
}
.linkedin-avatars img:first-child { margin-left: 0; }

.section-linkedin .linkedin-section {
  transform: scale(0.86) translateY(40px); opacity: 0;
  transition: transform var(--dur-slow) var(--ease-back), opacity var(--dur-mid) ease;
}
.section-linkedin .linkedin-avatars img {
  transform: translateY(24px) scale(0.6); opacity: 0;
  transition: transform var(--dur-mid) var(--ease-back), opacity 0.4s ease;
}
.section-linkedin.is-active .linkedin-section { transform: scale(1) translateY(0); opacity: 1; }
.section-linkedin.is-active .linkedin-avatars img { transform: translateY(0) scale(1); opacity: 1; }
.section-linkedin.is-active .linkedin-avatars img:nth-child(1) { transition-delay: 0.22s; }
.section-linkedin.is-active .linkedin-avatars img:nth-child(2) { transition-delay: 0.30s; }
.section-linkedin.is-active .linkedin-avatars img:nth-child(3) { transition-delay: 0.38s; }
.section-linkedin.is-active .linkedin-avatars img:nth-child(4) { transition-delay: 0.46s; }
.section-linkedin.is-active .linkedin-avatars img:nth-child(5) { transition-delay: 0.54s; }

.companies-block {
  max-width: 1200px; width: 100%; margin: 0 auto; text-align: center;
}
.companies-title {
  font-size: 48px; font-weight: 500;
  line-height: 1.25; margin-bottom: 60px; text-align: center;
}
.logos {
  display: flex; justify-content: center;
  align-items: center; flex-wrap: wrap; gap: 48px;
}
.logos img {
  width: 100px; height: 40px; object-fit: contain;
  filter: grayscale(100%); opacity: 0.6;
  transition: filter 0.3s ease, opacity 0.3s ease, transform 0.3s var(--ease-expo);
}
.logos img:hover { opacity: 1; filter: grayscale(0%); transform: scale(1.1) translateY(-3px); }

.section-companies .companies-title {
  transform: translateY(50px); opacity: 0;
  transition: transform var(--dur-mid) var(--ease-expo), opacity var(--dur-mid) ease;
}
.section-companies .logos img {
  transform: translateY(60px); opacity: 0;
  transition: transform var(--dur-slow) var(--ease-expo), opacity var(--dur-mid) ease;
}
.section-companies.is-active .companies-title { transform: translateY(0); opacity: 1; }
.section-companies.is-active .logos img { transform: translateY(0); opacity: 0.6; }
.section-companies.is-active .logos img:nth-child(1) { transition-delay: 0.08s; }
.section-companies.is-active .logos img:nth-child(2) { transition-delay: 0.15s; }
.section-companies.is-active .logos img:nth-child(3) { transition-delay: 0.22s; }
.section-companies.is-active .logos img:nth-child(4) { transition-delay: 0.29s; }
.section-companies.is-active .logos img:nth-child(5) { transition-delay: 0.36s; }
.section-companies.is-active .logos img:nth-child(6) { transition-delay: 0.43s; }

.project-section {
  padding: 80px 80px 0 !important;
  background-color: var(--bg-main);
}

.case-card {
  width: 100%; max-width: 1200px;
  display: flex; align-items: flex-start;
  height: 600px;
  background: var(--bg-soft);
  border-radius: 20px;
  padding: 0 0 0 72px;
  position: relative; overflow: hidden;
}

.case-content {
  max-width: 440px; flex-shrink: 0; z-index: 2;
  padding-top: 60px; padding-bottom: 0;
}

.case-content h2 {
  font-size: 48px; font-weight: 500;
  margin-bottom: 24px; line-height: 1.15;
}
.case-desc {
  font-size: 20px; color: var(--text-secondary);
  line-height: 1.5; margin-bottom: 32px; max-width: 380px;
}
.case-stats { display: flex; gap: 36px; margin-bottom: 86px; }
.case-stats strong {
  display: block; font-size: 48px; font-weight: 500;
  letter-spacing: -1px; color: var(--text-strong); line-height: 1;
}
.case-stats span {
  font-size: 14px; color: var(--text-secondary);
  line-height: 1.4; margin-top: 4px; display: block;
}

.case-card--link { text-decoration: none; color: inherit; display: flex; }

.case-button {
  display: inline-block;
  background: #1D1D1D; color: #fff;
  padding: 10px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 500;
  text-decoration: none; cursor: pointer;
  transition: background 0.25s ease, transform 0.25s var(--ease-expo);
}
.case-button:hover { background: #646464; transform: translateX(4px); }

.case-image {
  position: absolute; top: 20px; bottom: 10px; right: 0;
  display: flex; align-items: center;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}
.case-image img {
  height: 100%; width: auto; max-width: none;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.10));
  /* Cross-browser image sharpness fix */
  image-rendering: -webkit-optimize-contrast; /* Safari / Chrome */
  -ms-interpolation-mode: bicubic;            /* IE/Edge legacy */
  transform: translateZ(0);                   /* Force GPU composite layer */
  -webkit-transform: translateZ(0);
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* ── ENTER ANIMATIONS — all project sections (clickable + preview) ── */

/* Card wrapper */
.project-section .case-card {
  opacity: 0; transform: translateY(40px) scale(0.98);
  transition: opacity 0.8s var(--ease-expo), transform 0.8s var(--ease-expo);
}

/* Domain label */
.project-section .case-content .case-label {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-expo);
  transition-delay: 0.10s;
}

/* Title */
.project-section .case-content h2 {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-expo);
  transition-delay: 0.18s;
}

/* Description */
.project-section .case-content .case-desc {
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-expo);
  transition-delay: 0.28s;
}

/* Stats (clickable + preview) */
.project-section .case-content .case-stats {
  opacity: 0; transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-expo);
  transition-delay: 0.38s;
}

/* Button (clickable only) */
.project-section .case-content .case-button {
  opacity: 0; transform: translateY(10px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-back);
  transition-delay: 0.46s;
}

/* Image — slides in from right */
.project-section .case-image {
  opacity: 0; transform: translateX(60px);
  transition: opacity 0.9s var(--ease-expo), transform 0.9s var(--ease-expo);
  transition-delay: 0.1s;
}

/* ── ACTIVE STATE — all animate in ── */
.project-section.is-active .case-card                       { opacity: 1; transform: translateY(0) scale(1); }
.project-section.is-active .case-content .case-label        { opacity: 1; transform: translateY(0); }
.project-section.is-active .case-content h2                 { opacity: 1; transform: translateY(0); }
.project-section.is-active .case-content .case-desc         { opacity: 1; transform: translateY(0); }
.project-section.is-active .case-content .case-stats        { opacity: 1; transform: translateY(0); }
.project-section.is-active .case-content .case-button       { opacity: 1; transform: translateY(0); }
.project-section.is-active .case-image                      { opacity: 1; transform: translateX(0); }

/* ── PREVIEW CASE CARDS (non-clickable, no stats, no button) ── */
.case-label {
  display: inline-block;
  font-size: 11px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: #646464;
  background: #E8E8E8;
  padding: 4px 10px; border-radius: 999px;
  -webkit-border-radius: 999px;
  margin-bottom: 16px;
  line-height: 1.4;
}

.case-card--preview { cursor: default; }

.case-card--preview .case-content { padding-top: 72px; }

.case-card--preview .case-content h2 { margin-bottom: 20px; }

.case-card--preview .case-desc {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 32px;
  max-width: 360px;
  color: var(--text-secondary);
}

.case-card--preview .case-stats {
  display: flex;
  gap: 36px;
  margin-bottom: 0;
}

.case-card--preview .case-stats strong {
  display: block;
  font-size: 40px;
  font-weight: 500;
  letter-spacing: -1px;
  color: var(--text-strong);
  line-height: 1;
}

.case-card--preview .case-stats span {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 4px;
  display: block;
}

.section-footer {
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 80px !important;
  position: fixed !important;
  transition: opacity 0.7s var(--ease-expo) !important;
}

.footer-cta { text-align: center; max-width: 600px; }
.footer-cta h2 {
  font-size: 48px; font-weight: 500;
  line-height: 1.25; margin-bottom: 36px;
  opacity: 0; transform: translateY(50px);
  transition: opacity 0.75s var(--ease-expo), transform 0.75s var(--ease-expo);
  transition-delay: 0.1s;
}

.footer-cta-buttons {
  display: flex; align-items: center;
  justify-content: center; gap: 12px;
  opacity: 0; transform: translateY(36px);
  transition: opacity 0.65s var(--ease-expo), transform 0.65s var(--ease-back);
  transition-delay: 0.22s;
}

.footer-bottom {
  position: absolute;
  bottom: 20px; left: 80px; right: 80px;
  display: flex; justify-content: space-between; align-items: center;
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.55s var(--ease-expo), transform 0.55s var(--ease-expo);
  transition-delay: 0.34s;
}
.footer-left { font-size: 13px; color: var(--text-secondary); }
.footer-right { display: flex; gap: 24px; }
.footer-right a {
  font-size: 14px; font-weight: 500;
  color: var(--text-strong); text-decoration: none;
  transition: opacity .2s ease;
}
.footer-right a:hover { opacity: 0.6; }

.back-to-top {
  position: absolute;
  bottom: 12px; left: 50%;
  transform: translateX(-50%);
  width: 36px; height: 36px;
  border-radius: 50%;
  background: #f5f5f7;
  border: none; cursor: pointer;
  font-size: 16px; color: var(--text-strong);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-main);
  opacity: 0;
  transition: background 0.2s ease, transform 0.3s var(--ease-expo);
  animation: scrollBounceUp 1.8s infinite;
}
.back-to-top:hover {
  background: #e8e8ed;
  animation: none;
  transform: translateX(-50%) translateY(-3px);
}

@keyframes scrollBounceUp {
  0%,100% { transform: translateX(-50%) translateY(0); opacity: 0.7; }
  50%      { transform: translateX(-50%) translateY(-5px); opacity: 1; }
}

.section-footer.is-active .footer-cta h2        { opacity: 1; transform: translateY(0); }
.section-footer.is-active .footer-cta-buttons   { opacity: 1; transform: translateY(0); }
.section-footer.is-active .back-to-top          { opacity: 1; transition: opacity 0.5s ease 0.42s, background 0.2s ease, transform 0.3s var(--ease-expo); }
.section-footer.is-active .footer-bottom        { opacity: 1; transform: translateY(0); }

.nav-dots {
  position: fixed; right: 24px; top: 50%;
  transform: translateY(-50%);
  display: flex; flex-direction: column; gap: 10px;
  z-index: 999;
}
.nav-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #ccc; cursor: pointer; border: none; padding: 0;
  transition: all 0.3s var(--ease-expo);
}
.nav-dot.active { background: #1D1D1D; transform: scale(1.6); }
.nav-dot:hover  { background: #888; transform: scale(1.3); }

@media (max-width: 900px) {
  .header-inner     { padding: 12px 20px; }
  .header-right     { gap: 8px; }
  .download-cv      { font-size: 13px; }
  .email-btn        { font-size: 12px; padding: 8px 12px; }
  .book-call        { font-size: 12px; padding: 8px 12px; }
  .nav-dots         { display: none; }

  .section          { padding: 70px 20px 20px; }
  .hero h1          { font-size: 44px; letter-spacing: -1px; }
  .hero-description { font-size: 17px; }

  .stats            { flex-direction: column; gap: 28px; align-items: flex-start; }
  .stat strong      { font-size: 52px; }

  .about-section    { grid-template-columns: 1fr; gap: 14px; }
  .about-card       { padding: 22px; }

  .linkedin-title   { font-size: 28px; }
  .linkedin-avatars img { width: 32px; height: 32px; }

  .companies-title  { font-size: 22px; margin-bottom: 28px; }
  .logos            { gap: 24px; flex-wrap: wrap; justify-content: center; }
  .logos img        { width: 80px; height: 32px; }

  .case-card        { flex-direction: column; height: auto; padding: 28px 20px 0; align-items: flex-start; border-radius: 16px; }
  .case-content     { padding: 0; max-width: 100%; }
  .case-content h2  { font-size: 24px; margin-bottom: 12px; }
  .case-desc        { font-size: 14px; margin-bottom: 20px; }
  .case-stats       { gap: 20px; margin-bottom: 24px; }
  .case-stats strong { font-size: 26px; }
  .case-stats span  { font-size: 12px; }
  .case-image       { position: static; margin-top: 20px; right: auto; bottom: auto; top: auto; width: calc(100% + 40px); margin-left: -20px; margin-right: -20px; }
  .case-image img   { width: 100%; height: auto; object-fit: contain; filter: none; border-radius: 0 0 16px 16px; image-rendering: -webkit-optimize-contrast; transform: translateZ(0); -webkit-transform: translateZ(0); backface-visibility: hidden; -webkit-backface-visibility: hidden; }
  .project-section.is-active .case-image { transform: none; }

  .footer-cta h2    { font-size: 26px; }
  .footer-cta-buttons { flex-direction: column; gap: 10px; }
  .footer-cta-buttons .email-btn--large { width: 100%; }
  .footer-cta-buttons .book-call { width: 100%; text-align: center; }
  .footer-bottom    { left: 20px; right: 20px; }
  .back-to-top      { display: none; }
}

@media (max-width: 480px) {
  .hero h1          { font-size: 36px; }
  .hero-description { font-size: 16px; }
  .stat strong      { font-size: 44px; }
  .linkedin-title   { font-size: 22px; }
  .companies-title  { font-size: 18px; }
  .case-content h2  { font-size: 20px; }
  .footer-cta h2    { font-size: 22px; }
}