body, h1, h2, h3, h4, h5, h6 {
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #ffffff;
  color: #111111;
  line-height: 1.6;
}

@keyframes rise-fade {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-animate .my-auto {
  animation: rise-fade 0.55s ease-out both;
  animation-delay: 60ms;
}

.page-animate .my-container {
  animation: rise-fade 0.5s ease-out both;
  animation-delay: 110ms;
}

@media (prefers-reduced-motion: reduce) {
  .page-animate .my-auto,
  .page-animate .my-container {
    animation: none;
  }
}

/* Local layout utilities replacing the previous external dependency */
.my-top {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
}

.my-bar {
  display: flex;
  align-items: center;
  gap: 0;
  overflow: hidden;
  justify-content: space-between;
}

.my-bar-item {
  padding: 0 16px;
  text-decoration: none;
  color: inherit;
  display: inline-flex;
  align-items: center;
}

.my-button {
  cursor: pointer;
  user-select: none;
}

.my-button:hover {
  background: #f1f1f1;
}

.my-white {
  background: rgba(255, 255, 255, 0.4);
  color: #000000;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.my-card {
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.my-pad {
  padding-block: var(--pad-block, 16px);
}

.my-pad--sm {
  --pad-block: 16px;
}

.my-pad--lg {
  --pad-block: 64px;
}

.my-pad-lg {
  padding: 12px 48px;
}

.my-side-pad {
  padding-left: 80px;
  padding-right: 80px;
  box-sizing: border-box;
}

.my-container {
  padding-left: 32px;
  padding-right: 32px;
}

.my-auto {
  margin-left: auto;
  margin-right: auto;
  max-width: 1200px;
}

.my-center {
  text-align: center;
}

.my-row {
  display: flex;
  flex-wrap: wrap;
  margin-left: 0;
  margin-right: 0;
  gap: 16px;
  align-items: center;
}

.my-row > .my-third,
.my-row > .my-twothird {
  padding-left: 0;
  padding-right: 0;
  box-sizing: border-box;
}

.my-third {
  width: calc(25% - 8px);
}

.my-twothird {
  width: calc(75% - 8px);
}

.my-right {
  margin-left: auto;
}

.my-bar-nav {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  background: transparent;
  border: none;
  border-radius: 999px;
  padding: 6px 14px;
  font-weight: 600;
  cursor: pointer;
}

.nav-toggle-icon {
  position: relative;
  width: 20px;
  height: 14px;
  display: inline-block;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.nav-toggle-icon::before {
  top: 0;
}

.nav-toggle-icon::after {
  bottom: 0;
  box-shadow: 0 -6px 0 0 currentColor;
}

.nav-title {
  font-weight: 700;
  text-decoration: none;
  padding: 0 16px;
  color: #ff00a2;
  font-size: clamp(0.95rem, 1.1vw + 0.7rem, 1.4rem);
  white-space: nowrap;
}

.my-hide-small {
  display: block;
}

.mpi-logo {
  display: block;
  height: 35px;
  width: auto;
}

.profile-photo {
  display: block;
  width: 100%;
  border-radius: 8px;
}

.my-page-title {
  margin-bottom: 16px;
}

.research-image {
  display: block;
  width: 100%;
  max-width: min(100%, 80%);
  height: auto;
  margin: 0 auto 24px;
  border-radius: 8px;
}

.research-image--sm {
  max-width: min(100%, 500px);
}

.research-image--md {
  max-width: min(100%, 700px);
}

.typing-wrap {
  margin-top: 24px;
}

.typing-text {
  display: inline-block;
  font-family: "Courier New", monospace;
  font-size: 1.2rem;
  color: #f59a23;
  text-shadow:
    0 0 2px rgba(245, 154, 35, 0.7),
    0 0 4px rgba(245, 154, 35, 0.5);
  white-space: nowrap;
  overflow: hidden;
  border-right: 2px solid currentColor;
  width: 0;
  animation:
    typing 4s steps(35, end) 3s forwards,
    cursor-blink 1s step-end 3,
    cursor-hide 0s linear 7s forwards,
    glow-pulse 2.6s ease-in-out infinite;
}

@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 35ch;
  }
}

@keyframes cursor-blink {
  50% {
    border-color: transparent;
  }
}

@keyframes cursor-hide {
  to {
    border-color: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .typing-text {
    animation: none;
    width: 35ch;
  }
}

@media (max-width: 480px) {
  .typing-text {
    font-size: 0.8rem;
  }
}

.video-gallery {
  margin: 24px auto 0;
  display: grid;
  gap: 16px;
  max-width: 500px;
}

.video-frame {
  position: relative;
  background: #0f0f0f;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  aspect-ratio: 16 / 9;
}

.video-frame video {
  display: block;
  width: 100%;
  height: 100%;
  background: #000000;
  object-fit: contain;
  opacity: 1;
  transition: opacity 0.35s ease;
}

.video-frame video.is-fading {
  opacity: 0;
}


.video-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.video-thumb {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.15);
  background: transparent;
  cursor: pointer;
  font-weight: 600;
}

.video-thumb.is-active {
  background: #f59a23;
  color: #111111;
  border-color: transparent;
}

.dark-mode .video-thumb {
  color: #ffffff;
}

@media (max-width: 600px) {
  .my-bar {
    flex-wrap: wrap;
    row-gap: 8px;
    padding: 8px 0;
  }

  .my-bar-item {
    padding: 0 10px;
  }

  .my-bar-nav {
    width: 100%;
    flex-direction: column;
    align-items: flex-end;
    row-gap: 6px;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    pointer-events: none;
    transition: max-height 0.35s ease, opacity 0.3s ease;
  }

  .my-bar-nav.is-open {
    max-height: 260px;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-title {
    padding: 0 12px;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
  }

  .my-hide-small {
    display: none;
  }

  .my-row {
    flex-direction: column;
  }

  .my-third,
  .my-twothird {
    width: 100%;
  }
}

.theme-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 8px;
}

.theme-switch input {
  display: none;
}

.theme-switch .slider {
  width: 44px;
  height: 24px;
  background: #e0e0e0;
  border-radius: 999px;
  position: relative;
  transition: background 0.2s ease;
}

.theme-switch .slider::after {
  content: "";
  width: 18px;
  height: 18px;
  background: #ffffff;
  border-radius: 50%;
  position: absolute;
  top: 3px;
  left: 3px;
  transition: transform 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.theme-switch input:checked + .slider {
  background: #4f4f4f;
}

.theme-switch input:checked + .slider::after {
  transform: translateX(20px);
}

.dark-mode {
  background: #121212;
  color: #e6e6e6;
}

.dark-mode a {
  color: #d6e4ff;
}

.dark-mode .my-white {
  background-color: rgba(27, 27, 27, 0.4) !important;
  color: #e6e6e6 !important;
}

.dark-mode .my-card {
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
}

.dark-mode .my-button:hover {
  background: #2a2a2a;
  color: #e6e6e6;
}

.dark-mode .nav-toggle {
  border-color: rgba(255, 255, 255, 0.25);
  color: #e6e6e6;
}

.dark-mode .nav-title {
  color: #00a401;
}

.dark-mode .mpi-logo {
  filter: invert(1);
}