:root {
  --portfolio-paper: #f2eddf;
  --portfolio-ink: #171717;
  --portfolio-blue: #2459ff;
  --portfolio-red: #ff4d3d;
}

.portfolio-contact-modal[hidden] {
  display: none;
}

.portfolio-project-overlay[hidden] {
  display: none;
}

.portfolio-project-overlay {
  position: fixed;
  inset: 0;
  z-index: 2147483645;
  background: #ece8dc;
  animation: portfolio-project-in 260ms cubic-bezier(.2, .8, .2, 1) both;
}

.portfolio-project-frame {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #ece8dc;
}

.portfolio-contact-modal {
  position: fixed;
  inset: 0;
  z-index: 2147483646;
  display: grid;
  place-items: center;
  padding: 24px;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  color: var(--portfolio-ink);
}

.portfolio-contact-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(4, 5, 8, 0.72);
  backdrop-filter: blur(7px);
  cursor: pointer;
  animation: portfolio-backdrop-in 180ms ease-out both;
}

.portfolio-contact-dialog {
  position: relative;
  width: min(510px, 100%);
  overflow: hidden;
  border: 2px solid var(--portfolio-ink);
  border-radius: 5px;
  background:
    radial-gradient(circle at 30% 20%, rgba(132, 101, 56, 0.09) 0 1px, transparent 1.5px) 0 0 / 7px 7px,
    var(--portfolio-paper);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.48);
  transform-origin: 50% 45%;
  animation: portfolio-dialog-in 230ms cubic-bezier(.2, .8, .2, 1) both;
}

.portfolio-contact-stripes {
  height: 10px;
  background: repeating-linear-gradient(
    to bottom,
    var(--portfolio-blue) 0 2px,
    #efe5b8 2px 4px,
    var(--portfolio-red) 4px 6px,
    #46a37e 6px 8px,
    var(--portfolio-ink) 8px 10px
  );
}

.portfolio-contact-content {
  padding: 30px 32px 32px;
}

.portfolio-contact-kicker {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.portfolio-contact-title {
  margin: 0;
  font-family: Georgia, "Songti SC", serif;
  font-size: clamp(38px, 7vw, 58px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.portfolio-contact-intro {
  margin: 18px 0 24px;
  max-width: 42ch;
  font-size: 16px;
  line-height: 1.65;
}

.portfolio-contact-links {
  display: grid;
  gap: 10px;
}

.portfolio-contact-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 54px;
  padding: 0 16px;
  border: 2px solid var(--portfolio-ink);
  border-radius: 3px;
  color: inherit;
  background: rgba(255, 255, 255, 0.18);
  font-size: 16px;
  text-decoration: none;
  transition: color 140ms ease, background 140ms ease, transform 140ms ease;
}

.portfolio-contact-link:hover,
.portfolio-contact-link:focus-visible {
  color: var(--portfolio-paper);
  background: var(--portfolio-ink);
  outline: none;
  transform: translate(-2px, -2px);
}

.portfolio-contact-link small {
  font-size: 12px;
  opacity: 0.72;
}

.portfolio-contact-status {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(23, 23, 23, 0.35);
  font-size: 13px;
  line-height: 1.5;
}

.portfolio-contact-close {
  position: absolute;
  top: 22px;
  right: 20px;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  padding: 0;
  border: 2px solid var(--portfolio-ink);
  border-radius: 50%;
  color: var(--portfolio-ink);
  background: transparent;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  transition: color 140ms ease, background 140ms ease, transform 140ms ease;
}

.portfolio-contact-close:hover,
.portfolio-contact-close:focus-visible {
  color: var(--portfolio-paper);
  background: var(--portfolio-ink);
  outline: none;
  transform: rotate(8deg);
}

@keyframes portfolio-backdrop-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes portfolio-dialog-in {
  from { opacity: 0; transform: translateY(18px) scale(.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes portfolio-project-in {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 560px) {
  .portfolio-contact-modal {
    align-items: end;
    padding: 12px;
  }

  .portfolio-contact-dialog {
    width: 100%;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.5);
  }

  .portfolio-contact-content {
    padding: 26px 20px 24px;
  }

  .portfolio-contact-title {
    padding-right: 42px;
    font-size: 42px;
  }

  .portfolio-contact-intro {
    margin-top: 14px;
    font-size: 15px;
  }

  .portfolio-contact-link {
    min-height: 50px;
    padding-inline: 13px;
    font-size: 14px;
  }

  .portfolio-contact-close {
    top: 18px;
    right: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-contact-backdrop,
  .portfolio-contact-dialog,
  .portfolio-project-overlay {
    animation: none;
  }

  .portfolio-contact-link,
  .portfolio-contact-close {
    transition: none;
  }
}