.page-portfolio .topbar {
  position: sticky;
  top: 0;
  border-color: rgba(25, 28, 31, .1);
  background: rgba(250, 249, 247, .97);
  box-shadow: 0 4px 20px rgba(0, 0, 0, .07);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.page-portfolio .topbar-inner {
  grid-template-columns: auto minmax(0, 1fr) auto;
}

.page-portfolio .brand { color: #19242b; }
.page-portfolio .back-link { font-weight: 500; }

.portfolio-header-phone {
  display: inline-flex;
  align-items: center;
  justify-self: end;
  gap: 10px;
  min-height: 44px;
  color: #19242b;
  font-size: 17px;
  font-weight: 650;
  white-space: nowrap;
  text-decoration: none;
}

.portfolio-header-phone svg { width: 20px; height: 20px; }
.portfolio-mobile-cta { display: none; }

.page-portfolio .hero {
  min-height: 560px;
  align-items: center;
  background-color: #202326;
}

.page-portfolio .hero::before {
  background: linear-gradient(90deg, rgba(0, 0, 0, .7), rgba(0, 0, 0, .38) 58%, rgba(0, 0, 0, .18)),
    linear-gradient(0deg, rgba(0, 0, 0, .28), transparent 50%);
}

.page-portfolio .hero-inner { padding: 48px 0 54px; }
.page-portfolio .hero .eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
}

.page-portfolio .hero .eyebrow::before {
  content: none;
  width: 28px;
  height: 2px;
  flex: 0 0 auto;
  background: #d58662;
}

.page-portfolio .hero h1 {
  max-width: 820px;
  margin-bottom: 20px;
  font-size: 60px;
  font-weight: 750;
  line-height: 1.05;
  letter-spacing: 0;
}

.page-portfolio .hero-copy {
  max-width: 690px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, .94);
  font-size: 19px;
  font-weight: 400;
  line-height: 1.5;
}

.page-portfolio .hero-actions {
  display: grid;
  grid-template-columns: 300px 330px;
  gap: 18px;
  width: 100%;
  max-width: 648px;
}

.portfolio-contact {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 22px;
  align-items: center;
  gap: 16px;
  min-width: 0;
  min-height: 82px;
  padding: 14px 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .65);
  border-radius: 24px;
  color: #fff;
  text-align: left;
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .25), 0 8px 24px rgba(0, 0, 0, .2);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.portfolio-contact--phone {
  border-color: #e58b71;
  background: linear-gradient(125deg, #b94735, #932d27 64%, #b74735);
}

.portfolio-contact--telegram {
  background: linear-gradient(125deg, rgba(48, 51, 50, .78), rgba(70, 72, 65, .58));
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.portfolio-contact::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .12) 48%, transparent 66%);
  transform: translateX(-125%);
  animation: portfolio-contact-shine 8s ease-in-out infinite;
}

.portfolio-contact--telegram::before { animation-delay: 1.2s; }

.portfolio-contact__icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 50%;
  background: rgba(255, 255, 255, .06);
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, .12);
}

.portfolio-contact__icon svg { width: 26px; height: 26px; }
.portfolio-contact__copy { display: grid; gap: 3px; min-width: 0; }
.portfolio-contact__copy strong { font-size: 16px; font-weight: 650; line-height: 1.3; }
.portfolio-contact__copy > span { color: #f2ece9; font-size: 13px; font-weight: 400; line-height: 1.4; }
.portfolio-contact__arrow { width: 22px; height: 22px; transition: transform .2s ease; }

.portfolio-contact:focus-visible,
.portfolio-mobile-cta:focus-visible,
.portfolio-header-phone:focus-visible {
  outline: 3px solid #e1ae60;
  outline-offset: 4px;
}

@media (hover: hover) {
  .portfolio-contact:hover {
    transform: translateY(-2px);
    border-color: #fff;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 12px 28px rgba(0, 0, 0, .3);
  }
  .portfolio-contact:hover .portfolio-contact__arrow { transform: translateX(3px); }
  .portfolio-header-phone:hover { color: #9b3229; }
}

@keyframes portfolio-contact-shine {
  0%, 65% { transform: translateX(-125%); }
  90%, 100% { transform: translateX(125%); }
}

@media (max-width: 1000px) {
  .page-portfolio .topbar-inner { grid-template-columns: minmax(0, 1fr) auto; }
  .page-portfolio .hero { min-height: 500px; }
  .page-portfolio .hero h1 { font-size: 48px; max-width: 700px; }
}

@media (max-width: 700px), (orientation: landscape) and (max-height: 500px) and (max-width: 1000px) {
  .page-portfolio .topbar-inner {
    width: calc(100% - var(--mobile-left) - var(--mobile-right));
    margin-left: var(--mobile-left);
    margin-right: var(--mobile-right);
    min-height: 66px;
    padding: 6px 0;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0 10px;
  }
  .page-portfolio .brand {
    grid-column: 1;
    grid-row: 1;
    justify-self: start;
    align-self: end;
    font-size: 13px;
  }
  .portfolio-header-phone {
    grid-column: 1;
    grid-row: 2;
    justify-self: start;
    min-height: 28px;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
  }
  .portfolio-header-phone svg { width: 13px; height: 13px; }
  .portfolio-mobile-cta {
    grid-column: 2;
    grid-row: 1 / 3;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #c76755;
    border-radius: 8px;
    background: linear-gradient(125deg, #b94735, #862821);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .22), 0 4px 10px rgba(112, 32, 25, .18);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.25;
    text-decoration: none;
  }
  .portfolio-mobile-cta svg { width: 16px; height: 16px; flex: 0 0 auto; }
  .page-portfolio .hero { min-height: 0; }
  .page-portfolio .hero::before {
    background: linear-gradient(90deg, rgba(0, 0, 0, .72), rgba(0, 0, 0, .44)),
      linear-gradient(0deg, rgba(0, 0, 0, .18), transparent 50%);
  }
  .page-portfolio .hero-inner { padding: 28px 0 30px; }
  .page-portfolio .hero .eyebrow { font-size: 10px; margin-bottom: 14px; gap: 8px; }
  .page-portfolio .hero .eyebrow::before { width: 20px; }
  .page-portfolio .hero h1 { font-size: 28px; line-height: 1.08; margin-bottom: 16px; }
  .page-portfolio .hero-copy { max-width: 570px; font-size: 14px; margin-bottom: 22px; }
  .page-portfolio .hero-actions {
    width: 100%;
    max-width: 320px;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }
  .portfolio-contact {
    min-height: 66px;
    grid-template-columns: 38px minmax(0, 1fr) 20px;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 18px;
  }
  .portfolio-contact__icon { width: 38px; height: 38px; }
  .portfolio-contact__icon svg { width: 22px; height: 22px; }
  .portfolio-contact__copy strong { font-size: 14px; }
  .portfolio-contact__copy > span { font-size: 12px; }
  .portfolio-contact__arrow { width: 20px; height: 20px; }
}

@media (max-width: 350px) {
  .page-portfolio .brand { font-size: 12px; }
  .portfolio-mobile-cta { padding: 10px 8px; gap: 5px; font-size: 11px; }
  .page-portfolio .hero-inner { padding: 18px 0 20px; }
  .page-portfolio .hero h1 { font-size: 26px; margin-bottom: 14px; }
  .page-portfolio .hero-copy { font-size: 13px; margin-bottom: 16px; }
  .page-portfolio .hero-actions { gap: 8px; }
  .portfolio-contact { min-height: 62px; padding-top: 8px; padding-bottom: 8px; }
}

@media (orientation: landscape) and (max-height: 500px) and (min-width: 500px) and (max-width: 1000px) {
  .page-portfolio .topbar { position: sticky; }
  .page-portfolio .topbar-inner {
    min-height: 56px;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 14px;
  }
  .page-portfolio .brand { align-self: center; font-size: 13px; }
  .portfolio-header-phone { grid-column: 2; grid-row: 1; min-height: 44px; }
  .portfolio-mobile-cta { grid-column: 3; grid-row: 1; }
  .page-portfolio .hero-inner { padding-top: 22px; padding-bottom: 24px; }
  .page-portfolio .hero-actions { max-width: 648px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-contact::before { animation: none; }
  .portfolio-contact, .portfolio-contact__arrow { transition: none; }
}

@media (max-width: 700px) {
  .page-portfolio .hero { background-image: url('/assets/optimized/portfolio-hero-mobile.webp'); }
}
@media (min-width: 701px) {
  .page-portfolio .hero { background-image: url('/assets/optimized/portfolio-hero.webp'); }
}