@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:wght@300;400;500&family=DM+Sans:wght@300;400;500&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #161616;
  --border: #222222;
  --border-light: #2e2e2e;
  --text-primary: #f0f0f0;
  --text-secondary: #888888;
  --text-muted: #555555;
  --accent: #e8e8e8;
  --accent-dim: #3a3a3a;
  --white: #ffffff;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --font-body: 'DM Sans', sans-serif;
  --sidebar-width: 260px;
}

[data-theme="light"] {
  --bg: #fafafa;
  --bg-secondary: #f2f2f2;
  --bg-card: #ffffff;
  --border: #e0e0e0;
  --border-light: #d0d0d0;
  --text-primary: #0a0a0a;
  --text-secondary: #555555;
  --text-muted: #aaaaaa;
  --accent: #111111;
  --accent-dim: #e8e8e8;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
  user-select: text;
  -webkit-user-select: text;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  user-select: none;
  -webkit-user-select: none;
}

input {
  font-family: inherit;
}

.page {
  display: none;
  min-height: 100vh;
  animation: fadeIn 0.4s ease forwards;
}

.page.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 60px;
  display: flex;
  align-items: center;
  padding: 0 2rem;
  gap: 2rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(10, 10, 10, 0.88);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), border-color var(--transition);
  user-select: none;
  -webkit-user-select: none;
}

[data-theme="light"] nav {
  background: rgba(250, 250, 250, 0.88);
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  cursor: pointer;
  white-space: nowrap;
}

.nav-logo span {
  color: var(--text-secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  cursor: pointer;
  letter-spacing: 0.01em;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: var(--accent-dim);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}

.search-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.35rem 0.75rem;
  transition: border-color var(--transition);
}

.search-bar:focus-within {
  border-color: var(--border-light);
}

.search-bar input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 0.83rem;
  width: 160px;
  user-select: text;
  -webkit-user-select: text;
}

.search-bar input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.hamburger {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition);
}

.hamburger:hover {
  color: var(--text-primary);
}

.content-wrapper {
  padding-top: 60px;
}

.home-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  user-select: text;
  -webkit-user-select: text;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 100%);
  user-select: none;
  -webkit-user-select: none;
  pointer-events: none;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  animation: slideUp 0.6s ease 0.1s both;
  user-select: none;
  -webkit-user-select: none;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
  animation: slideUp 0.6s ease 0.2s both;
}

.hero-title .dim {
  color: var(--text-muted);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: 3rem;
  line-height: 1.7;
  animation: slideUp 0.6s ease 0.3s both;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  animation: slideUp 0.6s ease 0.4s both;
  user-select: none;
  -webkit-user-select: none;
}

.btn-primary {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  padding: 0.8rem 2rem;
  background: var(--text-primary);
  color: var(--bg);
  border-radius: 8px;
  border: 1px solid var(--text-primary);
  transition: all var(--transition);
  cursor: pointer;
}

.btn-primary:hover {
  background: transparent;
  color: var(--text-primary);
}

.btn-secondary {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  padding: 0.8rem 2rem;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 8px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  cursor: pointer;
}

.btn-secondary:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
  background: var(--bg-card);
}

.home-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--border);
}

.feature-card {
  background: var(--bg);
  padding: 2.5rem 2rem;
  transition: background var(--transition);
}

.feature-card:hover {
  background: var(--bg-secondary);
}

.feature-icon {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  display: block;
  user-select: none;
  -webkit-user-select: none;
}

.feature-icon img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  display: block;
}

.feature-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.feature-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.docs-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
}

.sidebar {
  width: var(--sidebar-width);
  position: sticky;
  top: 60px;
  height: calc(100vh - 60px);
  overflow-y: auto;
  border-right: 1px solid var(--border);
  background: var(--bg);
  padding: 1.5rem 0;
  flex-shrink: 0;
  align-self: flex-start;
  transition: transform var(--transition);
  z-index: 50;
  user-select: none;
  -webkit-user-select: none;
}

.sidebar::-webkit-scrollbar {
  width: 4px;
}
.sidebar::-webkit-scrollbar-track {
  background: transparent;
}
.sidebar::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.sidebar-section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.75rem 1.5rem 0.4rem;
  margin-top: 0.5rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.45rem 1.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: all var(--transition);
  text-align: left;
}

.sidebar-link:hover {
  color: var(--text-primary);
  background: var(--bg-secondary);
}

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

.sidebar-contribute {
  margin: 2rem 1rem 0.5rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
}

.sidebar-contribute-text {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 0.6rem;
}

.sidebar-contribute-btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 0.35rem 0.75rem;
  transition: all var(--transition);
  text-decoration: none;
  user-select: none;
  -webkit-user-select: none;
}

.sidebar-contribute-btn:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
  background: var(--bg-secondary);
}

.docs-content {
  flex: 1;
  max-width: 780px;
  padding: 3rem 3rem 6rem;
  user-select: text;
  -webkit-user-select: text;
  min-width: 0;
}

.doc-section {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  margin-bottom: 4rem;
  padding-top: 1rem;
}

.doc-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.doc-section-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  display: block;
  user-select: none;
  -webkit-user-select: none;
}

.doc-section h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  line-height: 1.1;
}

.doc-section h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 2rem 0 0.75rem;
}

.doc-section p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.doc-divider {
  height: 1px;
  background: var(--border);
  margin: 3rem 0;
  user-select: none;
  -webkit-user-select: none;
  pointer-events: none;
}

.inline-link {
  font-family: var(--font-mono);
  font-size: 0.8em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 1px;
  transition: color var(--transition), border-color var(--transition);
  cursor: pointer;
  text-decoration: none;
}

.inline-link:hover {
  color: var(--text-primary);
  border-bottom-color: var(--text-primary);
}

.code-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin: 1.25rem 0;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  user-select: none;
  -webkit-user-select: none;
}

.code-block-lang {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.copy-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.copy-btn:hover {
  color: var(--text-primary);
}

.code-block pre {
  padding: 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-secondary);
  user-select: text;
  -webkit-user-select: text;
}

.code-block pre::-webkit-scrollbar {
  height: 4px;
}
.code-block pre::-webkit-scrollbar-track {
  background: transparent;
}
.code-block pre::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.prop-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.875rem;
}

.prop-table th {
  text-align: left;
  padding: 0.6rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  user-select: none;
  -webkit-user-select: none;
}

.prop-table td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
  user-select: text;
  -webkit-user-select: text;
}

.prop-table tr:last-child td {
  border-bottom: none;
}

.prop-table td:first-child {
  font-family: var(--font-mono);
  font-size: 0.83rem;
  color: var(--text-primary);
}

.callout {
  border: 1px solid var(--border);
  border-left: 3px solid var(--text-primary);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  background: var(--bg-card);
}

.callout p {
  margin: 0;
  font-size: 0.88rem;
}

.portfolio-page {
  padding: 5rem 2rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: 3rem;
}

.page-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: block;
  user-select: none;
  -webkit-user-select: none;
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.75rem;
}

.page-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 520px;
}

.filter-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  user-select: none;
  -webkit-user-select: none;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: transparent;
  transition: all var(--transition);
}

.filter-btn:hover {
  border-color: var(--border-light);
  color: var(--text-primary);
}

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

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.project-card {
  background: var(--bg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: background var(--transition);
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px);
  animation: cardReveal 0.5s ease forwards;
}

.project-card:hover {
  background: var(--bg-secondary);
}

@keyframes cardReveal {
  to { opacity: 1; transform: translateY(0); }
}

.project-card:nth-child(1) { animation-delay: 0.05s; }
.project-card:nth-child(2) { animation-delay: 0.1s; }
.project-card:nth-child(3) { animation-delay: 0.15s; }
.project-card:nth-child(4) { animation-delay: 0.2s; }
.project-card:nth-child(5) { animation-delay: 0.25s; }
.project-card:nth-child(6) { animation-delay: 0.3s; }

.project-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  user-select: none;
  -webkit-user-select: none;
}

.project-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.project-github-link {
  color: var(--text-muted);
  font-size: 1rem;
  transition: color var(--transition), transform var(--transition);
  flex-shrink: 0;
}

.project-card:hover .project-github-link {
  color: var(--text-primary);
  transform: translate(2px, -2px);
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  flex: 1;
  user-select: text;
  -webkit-user-select: text;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
  user-select: none;
  -webkit-user-select: none;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  user-select: none;
  -webkit-user-select: none;
}

.about-page {
  padding: 5rem 2rem 4rem;
  max-width: 800px;
  margin: 0 auto;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 3rem;
}

.about-block {
  background: var(--bg);
  padding: 2rem;
}

.about-block.full {
  grid-column: 1 / -1;
}

.about-block-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
  display: block;
  user-select: none;
  -webkit-user-select: none;
}

.about-block p {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.8;
  user-select: text;
  -webkit-user-select: text;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  user-select: none;
  -webkit-user-select: none;
}

.skill-item {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition);
}

.skill-item:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.contact-page {
  padding: 5rem 2rem 4rem;
  max-width: 700px;
  margin: 0 auto;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2.5rem;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.contact-card:hover {
  border-color: var(--border-light);
  background: var(--bg-secondary);
  transform: translateY(-2px);
}

.contact-icon {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.contact-card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.contact-card-sub {
  font-size: 0.83rem;
  color: var(--text-secondary);
}

.search-results {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 320px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  z-index: 200;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.search-results.open {
  display: block;
}

.search-result-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.75rem 1rem;
  cursor: pointer;
  transition: background var(--transition);
  border-bottom: 1px solid var(--border);
  user-select: none;
  -webkit-user-select: none;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: var(--bg-secondary);
}

.search-result-title {
  font-size: 0.875rem;
  color: var(--text-primary);
}

.search-result-type {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.search-empty {
  padding: 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.search-wrapper {
  position: relative;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  user-select: none;
  -webkit-user-select: none;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: -0.01em;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-link {
  font-size: 0.83rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition);
}

.footer-link:hover {
  color: var(--text-primary);
}

.mobile-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 40;
  backdrop-filter: blur(4px);
}

.mobile-sidebar-overlay.open {
  display: block;
}

.project-status-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  flex-shrink: 0;
  user-select: none;
  -webkit-user-select: none;
}

.project-status-badge.coming-soon {
  background: rgba(255, 210, 80, 0.1);
  color: #f5c842;
  border: 1px solid rgba(245, 200, 66, 0.25);
}

.project-status-badge.closed {
  background: rgba(255, 80, 80, 0.08);
  color: #e06060;
  border: 1px solid rgba(224, 96, 96, 0.2);
}

.project-license-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  user-select: none;
  -webkit-user-select: none;
}

.offering-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.offering-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  user-select: none;
  -webkit-user-select: none;
}

.offering-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.offering-dot.open  { background: #5cdb5c; box-shadow: 0 0 6px rgba(92,219,92,0.5); }
.offering-dot.soon  { background: #f5c842; box-shadow: 0 0 6px rgba(245,200,66,0.4); }
.offering-dot.closed{ background: #e06060; box-shadow: 0 0 6px rgba(224,96,96,0.4); }

.offering-name {
  display: block;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

.offering-status {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.contact-terminal {
  margin-top: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  font-family: var(--font-mono);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  user-select: none;
  -webkit-user-select: none;
}

.terminal-dots {
  display: flex;
  gap: 0.4rem;
}

.terminal-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.terminal-dot.red    { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green  { background: #28c840; }

.terminal-title {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin: 0 auto;
}

.terminal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  user-select: text;
  -webkit-user-select: text;
}

.terminal-line {
  font-size: 0.88rem;
  line-height: 1.6;
  white-space: nowrap;
}

.terminal-line.t-indent {
  padding-left: 2ch;
}

.t-keyword { color: #c792ea; }
.t-var     { color: #82aaff; }
.t-key     { color: #f07178; }
.t-string  { color: #c3e88d; text-decoration: none; transition: opacity var(--transition); }
.t-string:hover { opacity: 0.75; }
.t-comment { color: #546e7a; font-style: italic; }
.t-dim     { color: var(--text-muted); }

.t-cursor {
  display: inline-block;
  width: 9px;
  height: 1.1em;
  background: var(--text-secondary);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: cursorBlink 1.1s step-end infinite;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

[data-theme="light"] .t-keyword { color: #7c3aed; }
[data-theme="light"] .t-var     { color: #1d4ed8; }
[data-theme="light"] .t-key     { color: #dc2626; }
[data-theme="light"] .t-string  { color: #166534; }
[data-theme="light"] .t-comment { color: #6b7280; }

code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  color: var(--text-primary);
}

@media (max-width: 900px) {
  .docs-content {
    padding: 2rem 1.5rem 4rem;
  }

  .sidebar {
    position: fixed;
    top: 60px;
    left: 0;
    bottom: 0;
    height: calc(100vh - 60px);
    transform: translateX(-100%);
    z-index: 60;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .hamburger {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  nav {
    padding: 0 1rem;
    gap: 0.75rem;
  }

  .nav-links {
    display: none;
  }

  .nav-links.mobile-open {
    display: flex;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 1rem;
    gap: 0.25rem;
    z-index: 90;
  }

  .search-bar input {
    width: 100px;
  }

  .hero-title {
    font-size: 2.6rem;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-page,
  .about-page,
  .contact-page {
    padding: 3rem 1.25rem 3rem;
  }
}

html {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

html::-webkit-scrollbar {
  display: none;
}

.lib-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity 0.28s ease;
}

.lib-modal-overlay.visible {
  opacity: 1;
}

.lib-modal {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  width: 100%;
  max-width: 600px;
  padding: 2rem;
  transform: translateY(14px) scale(0.98);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6);
}

.lib-modal-overlay.visible .lib-modal {
  transform: translateY(0) scale(1);
}

.lib-modal-header {
  margin-bottom: 1.75rem;
}

.lib-modal-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.5rem;
}

.lib-modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.lib-modal-sub {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.lib-modal-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.lib-option {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 1.1rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  cursor: pointer;
  transition: all 0.18s ease;
  text-align: left;
  position: relative;
  min-height: 110px;
}

.lib-option:hover {
  border-color: var(--border-light);
  background: var(--bg-secondary);
}

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

.lib-option-name {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.lib-option-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.01em;
  line-height: 1.4;
  flex: 1;
}

.lib-option-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(92, 219, 92, 0.1);
  color: #5cdb5c;
  border: 1px solid rgba(92, 219, 92, 0.2);
  margin-top: auto;
}

.lib-option-badge.coming {
  background: rgba(245, 200, 66, 0.08);
  color: #f5c842;
  border-color: rgba(245, 200, 66, 0.2);
}

.lib-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

.lib-modal-close {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  padding: 0.6rem 1.1rem;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: transparent;
  transition: all 0.18s ease;
}

.lib-modal-close:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.lib-modal-confirm {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--bg);
  background: var(--text-primary);
  padding: 0.6rem 1.25rem;
  border-radius: 7px;
  border: 1px solid var(--text-primary);
  transition: all 0.18s ease;
}

.lib-modal-confirm:hover {
  background: transparent;
  color: var(--text-primary);
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-5px); }
  40%       { transform: translateX(5px); }
  60%       { transform: translateX(-3px); }
  80%       { transform: translateX(3px); }
}

.lib-option.shake {
  animation: shake 0.4s ease;
  border-color: #f5c842;
}

@media (max-width: 600px) {
  .lib-modal {
    padding: 1.5rem;
  }
  .lib-modal-options {
    grid-template-columns: 1fr;
  }
  .lib-option {
    min-height: auto;
    flex-direction: row;
    align-items: center;
  }
  .lib-option-sub {
    flex: 1;
    margin: 0 0.5rem;
  }
  .lib-option-badge {
    margin-top: 0;
  }
}