:root {
  --bg-primary: #000000;
  --bg-secondary: #FFFFFF;
  --bg-accent: #1B3C53;
  --bg-accent2: #00ADB5;
  --bg-accent3: #456882;
  --bg-accent4: #A6E3E9;
  --text-primary: #000000;
  --text-secondary: #FFFFFF;
  --text-accent: #00ADB5;
  --border-thick: clamp(4px, 1vw, 8px);
  --border-thin: clamp(2px, 0.5vw, 4px);
  --shadow-offset: clamp(3px, 0.8vw, 8px);
  --maxw: min(1200px, 95vw);
  --card-width: min(350px, 90vw);
  --transition: all 0.2s cubic-bezier(0.68, -0.55, 0.27, 1.55);
  --spacing-xs: clamp(0.25rem, 0.5vw, 0.5rem);
  --spacing-sm: clamp(0.5rem, 1vw, 1rem);
  --spacing-md: clamp(1rem, 2vw, 1.5rem);
  --spacing-lg: clamp(1.5rem, 3vw, 2rem);
  --spacing-xl: clamp(2rem, 4vw, 3rem);
  --font-size-xs: clamp(0.7rem, 2vw, 0.85rem);
  --font-size-sm: clamp(0.85rem, 2.5vw, 1rem);
  --font-size-md: clamp(1rem, 3vw, 1.2rem);
  --font-size-lg: clamp(1.2rem, 4vw, 1.8rem);
  --font-size-xl: clamp(1.5rem, 5vw, 2.5rem);
  --font-size-xxl: clamp(2.5rem, 8vw, 4.5rem);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'IBM Plex Mono', monospace;
  line-height: 1.4;
  overflow-x: hidden;
  -webkit-font-smoothing: none;
  -moz-osx-font-smoothing: grayscale;
  font-size: clamp(14px, 2.5vw, 16px);
  -webkit-overflow-scrolling: touch;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Archivo Black', sans-serif;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.5px;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

h1 {
  font-size: var(--font-size-xxl);
  margin: 12px 0 7px 0;
  color: var(--bg-accent);
  text-shadow: 
    var(--shadow-offset) var(--shadow-offset) 0 var(--bg-accent2),
    calc(var(--shadow-offset) * -1) calc(var(--shadow-offset) * -1) 0 var(--bg-accent3);
  line-height: 1;
  padding: 0 var(--spacing-sm);
}

h2 {
  font-size: var(--font-size-xl);
  margin: 10px 0;
  background: var(--bg-accent);
  color: var(--text-secondary);
  padding: clamp(0.5rem, 1.5vw, 0.625rem) clamp(0.75rem, 2vw, 0.9375rem);
  display: inline-block;
  border: var(--border-thick) solid var(--text-primary);
  box-shadow: 
    var(--shadow-offset) var(--shadow-offset) 0 var(--bg-accent2),
    calc(var(--shadow-offset) * -1) calc(var(--shadow-offset) * -1) 0 var(--bg-accent3);
  line-height: 1.1;
  width: 100%;
  max-width: 100%;
}

h3 {
  font-size: var(--font-size-lg);
  margin-bottom: clamp(0.75rem, 2vw, 1rem);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: clamp(0.5rem, 1.5vw, 0.5rem) clamp(0.75rem, 2vw, 0.75rem);
  border: var(--border-thin) solid var(--text-primary);
  transform: rotate(-1deg);
  line-height: 1.2;
  display: inline-block;
  width: fit-content;
}

h4 {
  font-size: var(--font-size-md);
  margin-bottom: clamp(0.25rem, 1vw, 0.5rem);
  background: var(--bg-accent3);
  color: var(--text-secondary);
  padding: clamp(0.375rem, 1vw, 0.5rem) clamp(0.625rem, 1.5vw, 0.75rem);
  border: var(--border-thin) solid var(--text-primary);
  line-height: 1.3;
  display: inline-block;
}

.page {
  max-width: min(var(--maxw), 98%);
  margin: clamp(0.5rem, 2vw, 1.5rem) auto;
  padding: clamp(1rem, 3vw, 2rem);
  background: var(--bg-secondary);
  border: var(--border-thick) solid var(--text-primary);
  box-shadow: 
    var(--shadow-offset) var(--shadow-offset) 0 var(--bg-accent),
    calc(var(--shadow-offset) * 1.5) calc(var(--shadow-offset) * 1.5) 0 var(--bg-accent2),
    calc(var(--shadow-offset) * 2) calc(var(--shadow-offset) * 2) 0 var(--bg-accent3);
  position: relative;
  overflow: hidden;
}

.page::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: clamp(10px, 2vw, 15px);
  background: repeating-linear-gradient(
    90deg,
    var(--bg-accent) 0px,
    var(--bg-accent) clamp(10px, 2vw, 15px),
    var(--bg-accent2) clamp(10px, 2vw, 15px),
    var(--bg-accent2) clamp(20px, 4vw, 30px),
    var(--bg-accent3) clamp(20px, 4vw, 30px),
    var(--bg-accent3) clamp(30px, 6vw, 45px)
  );
  z-index: 10;
}

.header {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1rem, 3vw, 2rem);
  margin-bottom: clamp(1.5rem, 4vw, 2rem);
  padding: var(--spacing-sm) 0;
  border-bottom: var(--border-thick) solid var(--text-primary);
}

@media (min-width: 768px) {
  .header {
    grid-template-columns: 2fr 1fr;
    gap: clamp(1.5rem, 4vw, 3rem);
  }
}

.section {
  margin: clamp(1rem, 3vw, 2rem) 0;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border: var(--border-thin) solid var(--text-primary);
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(0, 38, 255, 0.02) 10px,
    rgba(0, 0, 255, 0.02) 20px
  );
  position: relative;
}

.section::before {
  content: "";
  position: absolute;
  top: clamp(-8px, -1.5vw, -10px);
  left: clamp(10px, 3vw, 20px);
  background: var(--bg-secondary);
  padding: 5px 13px;
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(0.75rem, 2vw, 0.9rem);
  border: var(--border-thin) solid var(--text-primary);
}

.section.tools::before { content: "/// TOOLS ///"; background: #08D9D6; color: var(--text-primary); }
.section.projects::before { content: "/// PROJECTS ///"; background: #08D9D6; color: var(--text-primary);}
.section.certificates::before { content: "/// CERTIFICATES ///"; background: #08D9D6; color: var(--text-primary); }
.section.connect::before { content: "/// CONNECT ///"; background: #08D9D6; color: var(--text-primary);}

.badges {
  display: flex;
  gap: clamp(0.5rem, 1.5vw, 0.8rem);
  margin: 20px 0;
  flex-wrap: wrap;
}

.badge {
  background: #77d8e0;
  color: var(--text-primary);
  padding: clamp(0.375rem, 1vw, 0.5rem) clamp(0.75rem, 2vw, 1rem);
  border: var(--border-thin) solid var(--text-primary);
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: clamp(0.7rem, 2vw, 0.85rem);
  text-transform: uppercase;
  position: relative;
  transform: rotate(1deg);
  display: flex;
  align-items: center;
  gap: clamp(0.25rem, 1vw, 0.5rem);
  white-space: nowrap;
  flex-shrink: 0;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.badge:nth-child(2n) { transform: rotate(-1deg); background: var(--bg-accent); color: var(--text-secondary); }
.badge:nth-child(3n) { transform: rotate(2deg); background: var(--bg-accent2); color: var(--text-secondary); }
.badge:nth-child(4n) { transform: rotate(2deg); background: #3282B8; color: var(--text-secondary); }
.badge:nth-child(5n) { transform: rotate(2deg); background: #9DB2BF; color: var(--bg-primary); }

.badge img {
  width: clamp(16px, 3vw, 18px);
  height: clamp(16px, 3vw, 18px);
  flex-shrink: 0;
  filter: grayscale(100%) contrast(200%);
}

.lead {
  font-family: 'Space Mono', monospace;
  font-size: var(--font-size-sm);
  line-height: 1.5;
  margin: var(--spacing-md) 0;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: var(--bg-secondary);
  border: var(--border-thin) dashed var(--text-primary);
  transform: rotate(0.3deg);
  position: relative;
  word-wrap: break-word;
  hyphens: auto;
}

.lead::before {
  content: "///";
  position: absolute;
  top: clamp(-10px, -2vw, -12px);
  left: clamp(10px, 3vw, 20px);
  background: var(--bg-secondary);
  padding: 0 clamp(5px, 1.5vw, 10px);
  color: var(--text-accent);
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(0.7rem, 2vw, 0.9rem);
}

.accordion { width: 100%; margin: var(--spacing-sm) 0; }

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  cursor: pointer;
  padding: clamp(0.5rem, 1.5vw, 0.8rem);
  background: var(--bg-secondary);
  border: var(--border-thin) solid var(--text-primary);
  flex-wrap: wrap;
}

.accordion-btn {
  background: var(--bg-accent);
  color: var(--text-secondary);
  border: var(--border-thin) solid var(--text-primary);
  font-size: clamp(1rem, 3vw, 1.2rem);
  width: 44px;
  height: 44px;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
}

.accordion-btn:hover { transform: rotate(90deg); background: var(--bg-accent3); }
.accordion-btn.open { background: var(--bg-accent2); color: var(--text-primary); transform: rotate(180deg); }

.tag-bar {
  display: flex;
  gap: clamp(0.4rem, 1.5vw, 0.6rem);
  margin: var(--spacing-sm) 0;
  overflow-x: auto;
  padding: var(--spacing-sm) 0;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--bg-accent) var(--bg-primary);
}

.tag-bar::-webkit-scrollbar { height: clamp(4px, 1vw, 6px); }
.tag-bar::-webkit-scrollbar-track { background: var(--bg-primary); }
.tag-bar::-webkit-scrollbar-thumb { background: var(--bg-accent); border: 1px solid var(--text-primary); border-radius: 2px; }

.tag {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: clamp(0.375rem, 1vw, 0.5rem) clamp(0.75rem, 2vw, 1rem);
  border: var(--border-thin) solid var(--text-primary);
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  font-size: clamp(0.7rem, 2vw, 0.85rem);
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
  min-width: fit-content;
}

.tag:hover {
  background: var(--bg-accent);
  color: var(--text-secondary);
  transform: translate(-2px, -2px);
  box-shadow: 3px 3px 0 var(--bg-accent2);
}

.tag.active { background: var(--text-primary); color: var(--bg-secondary); border-color: var(--text-primary); }

.tools-body {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.5s ease, opacity 0.3s ease;
}

.tools-body.open { opacity: 1; max-height: 1000px; }

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(clamp(50px, 10vw, 60px), 1fr));
  gap: clamp(0.75rem, 2vw, 1rem);
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: var(--bg-secondary);
  border: var(--border-thin) solid var(--text-primary);
  margin-top: var(--spacing-sm);
}

.tools-grid img {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
  border: var(--border-thin) solid var(--text-primary);
  background: var(--bg-secondary);
  padding: clamp(8px, 2vw, 12px);
  transition: var(--transition);
  filter: contrast(150%) grayscale(100%);
  max-width: 100%;
}

.tools-grid img:hover {
  transform: scale(1.15) rotate(-5deg);
  border-color: var(--bg-accent);
  filter: none;
  box-shadow: 4px 4px 0 var(--bg-accent3);
}

.tools-grid img:nth-child(even):hover { transform: scale(1.15) rotate(5deg); }
.tools-grid.dimmed img { opacity: 0.25; }
.tools-grid img.highlight {
  opacity: 1 !important;
  transform: scale(1.1);
  border-width: 2px;
  box-shadow: 5px 5px 0 var(--bg-accent);
}

.carousel-wrapper {
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 10px;
  margin: 0 clamp(-0.25rem, -1vw, -0.5rem);
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  border: 4px solid rgba(0, 0, 0, 0);
}

.carousel-wrapper::-webkit-scrollbar { display: none; }

.carousel {
  display: flex;
  gap: clamp(1rem, 3vw, 1.5rem);
  padding: clamp(0.25rem, 1vw, 0.5rem);
  min-width: min-content;
}

.carousel-track {
  display: flex;
  gap: clamp(1rem, 3vw, 1.5rem);
  transition: transform 0.3s ease;
}

@keyframes snapFocus {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}

.card.snap-focus, .cert-card.snap-focus {
  animation: snapFocus 0.6s cubic-bezier(0.68, -0.55, 0.27, 1.55);
  border-color: var(--bg-accent);
  box-shadow: 
    0 0 0 3.8px var(--bg-primary),
    6px 6px 0 var(--bg-accent4),
    12px 12px 0 var(--bg-accent3);
}

.carousel-indicator { display: flex; justify-content: center; gap: 0.5rem; margin-top: 1.5rem; padding: 0.5rem; }

.indicator-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 2px solid var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.indicator-dot.active { background: var(--bg-accent2); transform: scale(1.2); }
.indicator-dot:hover { background: var(--bg-accent); transform: scale(1.3); }

.project-arrow:active, .cert-arrow:active { transform: scale(0.95); background: var(--bg-accent3); }
.current-item { position: relative; }

.current-item::after {
  content: "CURRENT";
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--bg-accent);
  color: var(--text-secondary);
  padding: 0.2rem 0.5rem;
  font-family: 'Archivo Black', sans-serif;
  font-size: 0.6rem;
  border: 2px solid var(--text-primary);
  z-index: 2;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

.carousel-progress {
  width: 100%;
  height: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--text-primary);
  margin-top: 1rem;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--bg-accent);
  transition: width 0.3s ease;
  position: relative;
}

.progress-fill::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 5px,
    rgba(255, 255, 255, 0.3) 5px,
    rgba(255, 255, 255, 0.3) 10px
  );
}

.projects-section { margin: var(--spacing-md) 0; }

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
  flex-wrap: wrap;
  gap: clamp(0.75rem, 2vw, 1rem);
}

.project-controls {
  display: flex;
  gap: clamp(0.5rem, 1.5vw, 0.8rem);
  align-items: center;
  flex-wrap: wrap;
}

.project-arrow {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: var(--border-thin) solid var(--text-primary);
  font-size: clamp(1rem, 3vw, 1.2rem);
  width: clamp(36px, 9vw, 40px);
  height: clamp(36px, 9vw, 40px);
  float: left;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
  display: flex;
  margin: 0 4px;
  align-items: center;
  justify-content: center;
  min-width: 36px;
}

.project-arrow:hover {
  background: var(--bg-accent);
  color: var(--text-secondary);
  transform: scale(1.1);
}

.carousel-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin: 0 auto;
}

.card, .cert-card {
  flex: 0 0 calc(var(--card-width) - 2rem);
  background: var(--bg-secondary);
  border: var(--border-thick) solid var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: clamp(280px, 80vw, 320px);
  width: 100%;
  max-width: calc(var(--card-width) - 6rem);
  min-width: 280px;
  scroll-snap-align: center;
  scroll-snap-stop: always;
}

@media (max-width: 640px) {
  .card, .cert-card {
    flex: 0 0 calc(90vw - 2rem);
    min-height: 280px;
    min-width: 260px;
  }
}

@media (max-width: 480px) {
  .card, .cert-card {
    flex: 0 0 calc(95vw - 2rem);
    min-height: 260px;
    min-width: 240px;
  }
}

.card:hover, .cert-card:hover { transform: scale(1.02); border-color: var(--bg-accent2); }
.card:nth-child(even):hover, .cert-card:nth-child(even):hover { transform: scale(1.02); border-color: var(--bg-accent2); }

.card-image, .cert-image {
  height: clamp(140px, 40vw, 160px);
  overflow: hidden;
  border-bottom: var(--border-thick) solid var(--text-primary);
  background: var(--bg-primary);
  position: relative;
  flex-shrink: 0;
}

.card-image img, .cert-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s ease;
  filter: contrast(200%) grayscale(100%);
}

.card:hover .card-image img, .cert-card:hover .cert-image img {
  transform: scale(1.08);
  filter: contrast(100%) grayscale(0%);
}

.card-content, .cert-content {
  padding: clamp(0.75rem, 2vw, 1.2rem);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.card-title {
  margin: 0 0 clamp(0.5rem, 1.5vw, 0.8rem) 0;
  padding: clamp(0.375rem, 1vw, 0.5rem) clamp(0.5rem, 1.5vw, 0.8rem);
  background: #08D9D6;
  color: #142d3f;
  border: var(--border-thin) solid var(--text-primary);
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  line-height: 1.2;
  transform: rotate(-0.5deg);
  position: relative;
  left: clamp(-0.25rem, -1vw, -0.5rem);
  display: inline-block;
  max-width: calc(100% + 0.5rem);
  word-wrap: break-word;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-description {
  font-family: 'IBM Plex Mono', monospace;
  font-size: clamp(0.8rem, 2.2vw, 0.9rem);
  line-height: 1.4;
  color: var(--text-primary);
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: clamp(0.25rem, 1vw, 0.5rem);
  word-break: break-word;
  hyphens: auto;
  max-height: 3.6em;
}

.card-tech {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.25rem, 1vw, 0.4rem);
  margin-top: auto;
}

.tech-tag {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: clamp(0.15rem, 0.5vw, 0.2rem) clamp(0.375rem, 1vw, 0.5rem);
  border: 1px solid var(--text-primary);
  font-family: 'Space Mono', monospace;
  font-size: clamp(0.6rem, 1.8vw, 0.7rem);
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}

.connect-section { margin: var(--spacing-md) 0; }

.social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(50px, 12vw, 60px), 1fr));
  gap: clamp(0.75rem, 2vw, 1rem);
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: var(--bg-secondary);
  border: var(--border-thin) solid var(--text-primary);
}

.social-link {
  display: block;
  transition: var(--transition);
  aspect-ratio: 1;
  width: 100%;
  height: auto;
}

.social-icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border: var(--border-thin) solid var(--text-primary);
  background: var(--bg-secondary);
  padding: clamp(8px, 2vw, 12px);
  transition: var(--transition);
  filter: grayscale(100%) contrast(200%);
}

.social-link:hover .social-icon {
  transform: scale(1.1) rotate(-5deg);
  border-color: var(--bg-accent);
  filter: none;
  box-shadow: 4px 4px 0 var(--bg-accent3);
}

.social-link:nth-child(even):hover .social-icon { transform: scale(1.1) rotate(5deg); }

.photo-container {
  margin-bottom: var(--spacing-md);
  width: 100%;
  height: auto;
}

.photo-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--border-thick) solid var(--text-primary);
  filter: contrast(150%) grayscale(100%);
  transition: var(--transition);
  max-width: 100%;
}

.photo-image:hover {
  filter: contrast(100%) grayscale(0%);
  transform: rotate(1deg) scale(1.01);
}

.certificates-section { margin: var(--spacing-md) 0; }

.certificates-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
  flex-wrap: wrap;
  gap: clamp(0.75rem, 2vw, 1rem);
}

.certificates-controls {
  display: flex;
  gap: clamp(0.75rem, 2vw, 1rem);
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
}

@media (min-width: 768px) { .certificates-controls { width: auto; } }

.certificates-filter {
  position: relative;
  min-width: clamp(150px, 30vw, 200px);
  width: 100%;
}

@media (min-width: 768px) { .certificates-filter { width: auto; } }

.filter-select {
  width: 100%;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: var(--border-thin) solid var(--text-primary);
  padding: clamp(0.5rem, 1.5vw, 0.6rem) clamp(0.75rem, 2vw, 1rem);
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  font-size: clamp(0.8rem, 2.2vw, 0.9rem);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='black' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right clamp(10px, 2vw, 15px) center;
  background-size: clamp(10px, 2vw, 12px);
  padding-right: clamp(35px, 8vw, 40px);
  transition: var(--transition);
  min-height: 40px;
}

.filter-select:hover { background: var(--bg-accent); color: var(--text-secondary); }
.certificates-arrows { display: flex; gap: clamp(0.375rem, 1vw, 0.5rem); flex-shrink: 0; }

.cert-arrow {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: var(--border-thin) solid var(--text-primary);
  font-size: clamp(1rem, 3vw, 1.2rem);
  width: clamp(32px, 8vw, 36px);
  height: clamp(32px, 8vw, 36px);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  min-width: 32px;
}

.cert-arrow:hover { background: var(--bg-accent2); transform: scale(1.1); }

.cert-badge {
  position: absolute;
  top: clamp(8px, 2vw, 12px);
  right: clamp(8px, 2vw, 12px);
  background: var(--bg-accent2);
  color: var(--text-secondary);
  padding: clamp(0.2rem, 0.8vw, 0.3rem) clamp(0.4rem, 1.2vw, 0.6rem);
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(0.6rem, 1.8vw, 0.65rem);
  border: var(--border-thin) solid var(--bg-accent);
  transform: rotate(5deg);
  z-index: 2;
  white-space: nowrap;
}

.cert-issuer {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 1.5vw, 0.8rem);
  padding: clamp(0.75rem, 2vw, 1rem) clamp(0.75rem, 2vw, 1rem) clamp(0.375rem, 1vw, 0.5rem);
  flex-wrap: wrap;
}

.cert-issuer img {
  width: clamp(20px, 4vw, 24px);
  height: clamp(20px, 4vw, 24px);
  flex-shrink: 0;
}

.cert-issuer span {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  font-size: clamp(0.75rem, 2vw, 0.85rem);
  color: var(--text-primary);
  word-break: break-word;
}

.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(5px);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: clamp(0.5rem, 2vw, 1rem);
  overflow-y: auto;
}

.modal-overlay.active { display: flex; animation: modalAppear 0.3s forwards; }

@keyframes modalAppear { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--bg-secondary);
  border: var(--border-thick) solid var(--text-primary);
  max-width: min(800px, 95vw);
  width: 100%;
  max-height: min(90vh, 800px);
  overflow-y: auto;
  position: relative;
  animation: modalSlide 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55) forwards;
  margin: auto;
}

@keyframes modalSlide { from { transform: translateY(100px) scale(0.9); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }

.modal-close {
  position: absolute;
  top: clamp(10px, 2vw, 15px);
  right: clamp(10px, 2vw, 15px);
  background: var(--bg-accent);
  color: var(--text-secondary);
  border: var(--border-thin) solid var(--text-primary);
  font-size: clamp(1.2rem, 3.5vw, 1.5rem);
  width: clamp(32px, 8vw, 40px);
  height: clamp(32px, 8vw, 40px);
  cursor: pointer;
  z-index: 10001;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--bg-accent2);
  color: var(--text-primary);
  transform: rotate(90deg) scale(1.1);
}

.modal-header {
  padding: clamp(1rem, 2.5vw, 1.5rem) clamp(1rem, 2.5vw, 1.5rem) clamp(0.75rem, 2vw, 1rem);
  background: repeating-linear-gradient(
    45deg,
    var(--bg-accent),
    var(--bg-accent) 8px,
    var(--bg-accent2) 8px,
    var(--bg-accent2) 16px,
    var(--bg-accent3) 16px,
    var(--bg-accent3) 24px
  );
  border-bottom: var(--border-thick) solid var(--text-primary);
}

.modal-title {
  color: var(--text-secondary);
  text-shadow: 2px 2px 0 var(--text-primary);
  font-size: clamp(1.2rem, 4vw, 2rem);
  margin-bottom: clamp(0.25rem, 1vw, 0.5rem);
  line-height: 1.2;
  word-wrap: break-word;
}

.modal-subtitle {
  font-family: 'Space Mono', monospace;
  font-size: clamp(0.8rem, 2.2vw, 0.95rem);
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.7);
  padding: clamp(0.2rem, 0.8vw, 0.3rem) clamp(0.5rem, 1.5vw, 0.8rem);
  display: inline-block;
  border: var(--border-thin) solid var(--text-primary);
  word-break: break-word;
}

.modal-content { padding: clamp(1rem, 2.5vw, 1.5rem); }

.modal-image {
  width: 100%;
  height: clamp(160px, 40vw, 200px);
  border: var(--border-thick) solid var(--text-primary);
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
  overflow: hidden;
  background: var(--bg-primary);
  flex-shrink: 0;
}

.modal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
  filter: contrast(200%) grayscale(100%);
}

.modal:hover .modal-image img { filter: contrast(100%) grayscale(0%); }

.modal-section {
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
  padding: clamp(0.75rem, 2vw, 1.2rem);
  border: var(--border-thin) solid var(--text-primary);
  background: var(--bg-secondary);
  position: relative;
}

.modal-section h4 {
  background: var(--bg-accent3);
  color: var(--text-secondary);
  padding: clamp(0.375rem, 1vw, 0.5rem) clamp(0.75rem, 2vw, 1rem);
  margin-bottom: clamp(0.75rem, 2vw, 1rem);
  display: inline-block;
  border: var(--border-thin) solid var(--text-primary);
  transform: rotate(-1deg);
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  position: relative;
  left: clamp(-0.25rem, -1vw, -0.5rem);
}

.modal-description {
  font-family: 'IBM Plex Mono', monospace;
  font-size: clamp(0.85rem, 2.2vw, 0.95rem);
  line-height: 1.5;
  color: var(--text-primary);
  margin-bottom: clamp(0.75rem, 2vw, 1rem);
  word-break: break-word;
  hyphens: auto;
}

.tech-stack { display: flex; flex-wrap: wrap; gap: clamp(0.4rem, 1.5vw, 0.6rem); }

.tech-item {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: clamp(0.3rem, 1vw, 0.4rem) clamp(0.6rem, 1.5vw, 0.8rem);
  border: var(--border-thin) solid var(--text-primary);
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: clamp(0.75rem, 2vw, 0.85rem);
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.tech-item:hover {
  background: var(--bg-accent);
  color: var(--text-secondary);
  transform: translateY(-3px);
}

.modal-links {
  display: flex;
  gap: clamp(0.75rem, 2vw, 1rem);
  margin-top: clamp(1rem, 2.5vw, 1.5rem);
  flex-wrap: wrap;
}

.modal-link {
  background: var(--bg-accent2);
  color: var(--text-primary);
  padding: clamp(0.6rem, 1.5vw, 0.8rem) clamp(1rem, 2.5vw, 1.5rem);
  text-decoration: none;
  border: var(--border-thin) solid var(--text-primary);
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(0.8rem, 2.2vw, 0.9rem);
  transition: var(--transition);
  flex: 1;
  text-align: center;
  min-width: clamp(120px, 30vw, 140px);
  word-break: break-word;
}

.modal-link:hover {
  background: var(--bg-accent);
  color: var(--text-secondary);
  transform: translate(-3px, -3px);
  box-shadow: 5px 5px 0 var(--bg-accent3);
}

.footer {
  margin-top: clamp(1.5rem, 4vw, 2rem);
  padding: var(--spacing-sm);
  background: var(--bg-primary);
  color: var(--bg-accent2);
  text-align: center;
  border-top: var(--border-thick) solid var(--text-primary);
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(0.7rem, 2vw, 0.8rem);
  position: relative;
  word-break: break-word;
  a {
    color: #77d8e0;
    text-decoration: none;
    transition: var(--transition);
    &:hover { color: #a3fffd; text-decoration: underline; }
  }
}

.footer::before {
  content: "///";
  position: absolute;
  top: clamp(-10px, -2vw, -12px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-primary);
  padding: 0 clamp(5px, 1.5vw, 10px);
  color: var(--bg-accent2);
  font-size: clamp(0.8rem, 2.5vw, 1rem);
}

@media (max-width: 768px) {
  .project-header, .certificates-header { flex-direction: column; align-items: stretch; }
  .project-controls, .certificates-controls { justify-content: space-between; width: 100%; }
  .modal-links { flex-direction: column; }
  .modal-link { min-width: 100%; }
  .tools-grid {
    grid-template-columns: repeat(auto-fill, minmax(clamp(45px, 12vw, 50px), 1fr));
    gap: clamp(0.5rem, 1.5vw, 0.8rem);
    padding: clamp(0.75rem, 2vw, 1rem);
  }
}

@media (max-width: 640px) {
  .page { margin: clamp(0.25rem, 1vw, 0.5rem) auto; padding: clamp(0.75rem, 2vw, 1rem); }
  .card, .cert-card { min-height: 260px; }
  .card-image, .cert-image { height: 140px; }
  .modal { max-height: 95vh; }
  .modal-image { height: 160px; }
  .header h2 { font-size: clamp(1.2rem, 4vw, 1.5rem); padding: 0.5rem 0.75rem; margin-top: 2px; }
}

@media (max-width: 480px) {
  .badges { gap: 0.5rem; margin: 4px 0; }
  .badge { padding: 0.375rem 0.75rem; font-size: 0.7rem; }
  .card, .cert-card { min-height: 240px; }
  .card-image, .cert-image { height: 130px; }
  .card-title { font-size: 0.9rem; padding: 0.375rem 0.5rem; }
  .card-description { font-size: 0.8rem; -webkit-line-clamp: 2; }
  .lead { padding: 0.875rem; font-size: 0.85rem; }
  body { font-size: 15px; }
  .lead { font-size: 0.9rem; line-height: 1.4; }
  .card-description { font-size: 0.85rem; }
}

@media (max-width: 360px) {
  .card, .cert-card { min-height: 220px; min-width: 220px; }
  .card-image, .cert-image { height: 120px; }
  .card-description { -webkit-line-clamp: 2; font-size: 0.75rem; }
  .tech-tag { font-size: 0.6rem; padding: 0.15rem 0.375rem; }
  .tools-grid { grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)); gap: 0.5rem; }
}

@keyframes glitch {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}

.glitch:hover { animation: glitch 0.3s linear; }

.scanlines { position: relative; overflow: hidden; }
.scanlines::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0, 255, 0, 0.02) 50%);
  background-size: 100% 3px;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
}

.noise::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.08'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

@media (max-width: 768px) {
  button, [role="button"], .tag, .badge, .project-arrow, .cert-arrow { min-height: 44px; min-width: 44px; }
  .tag, .badge { min-height: 36px; display: flex; align-items: center; }
}