/* Import modern fonts */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --primary: #f97316;
  --primary-dim: rgba(249, 115, 22, 0.15);
  --primary-glow: rgba(249, 115, 22, 0.4);
  --danger: #ef4444;
  --bg: #000000;
  --surface: #0d1117;
  --surface-light: #161b22;
  --border: #1e2530;
  --text: #e5e5e5;
  --text-muted: #737373;
  --text-dim: #525252;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* ─── Island Navigation Bar ─── */
.island-nav {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  background: rgba(6, 6, 6, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 2rem;
  padding: 0.6rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  transition: all 0.3s ease;
}

.island-nav:hover {
  border-color: rgba(249, 115, 22, 0.25);
  box-shadow: 0 0 30px rgba(249, 115, 22, 0.06);
}

.nav-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}

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

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.4rem 0.9rem;
  border-radius: 1rem;
  transition: all 0.2s ease;
  white-space: nowrap;
}

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

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

.nav-social {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: var(--text-dim);
  transition: all 0.2s ease;
}

.nav-social a:hover {
  color: var(--primary);
}

/* ─── Main Content ─── */
.main-content {
  min-height: 100vh;
  padding: 7rem 2rem 4rem;
}

.content-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem;
}

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

.page-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text);
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0.5rem auto 0;
}

/* ─── About Section ─── */
.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2.5rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  margin-bottom: 3rem;
}

.about-card:hover {
  border-color: rgba(249, 115, 22, 0.3);
  box-shadow: 0 4px 24px rgba(249, 115, 22, 0.08);
}

.about-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.about-text:last-child {
  margin-bottom: 0;
}

/* ─── CVE Styles ─── */
.cve-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.cve-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.75rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.cve-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.cve-card:hover::before {
  transform: scaleX(1);
}

.cve-card:hover {
  border-color: rgba(249, 115, 22, 0.3);
  box-shadow: 0 4px 24px rgba(249, 115, 22, 0.08);
}

.cve-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.cve-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
}

.cve-score {
  background: var(--danger);
  color: white;
  padding: 0.35rem 0.85rem;
  border-radius: 0.4rem;
  font-weight: 600;
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
}

.cve-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.cve-description {
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  font-size: 0.925rem;
}

.cve-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.cve-detail {
  display: flex;
  flex-direction: column;
}

.cve-detail-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
}

.cve-detail-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text);
}

.cve-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.cve-link {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.85rem;
  background: var(--primary-dim);
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: 0.4rem;
  color: var(--primary);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.cve-link:hover {
  background: rgba(249, 115, 22, 0.25);
  border-color: rgba(249, 115, 22, 0.4);
}

/* ─── Certifications Section ─── */
.certs-section {
  margin-top: 3rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--text);
}

.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}

.cert-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.25rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.cert-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.cert-card:hover::before {
  transform: scaleX(1);
}

.cert-card:hover {
  border-color: rgba(249, 115, 22, 0.3);
  box-shadow: 0 4px 24px rgba(249, 115, 22, 0.08);
}

.cert-header {
  display: flex;
  align-items: center;
}

.cert-logo {
  width: 52px;
  height: 52px;
  background: var(--bg);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
  border: 1px solid var(--border);
  overflow: hidden;
  flex-shrink: 0;
}

.cert-logo img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.cert-info h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.15rem;
  font-family: 'JetBrains Mono', monospace;
}

.cert-info p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ─── Blog Styles ─── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.blog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.75rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.blog-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.blog-card:hover::before {
  transform: scaleX(1);
}

.blog-card:hover {
  border-color: rgba(249, 115, 22, 0.3);
  box-shadow: 0 4px 24px rgba(249, 115, 22, 0.08);
}

.blog-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.blog-description {
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.blog-meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.blog-date {
  font-family: 'JetBrains Mono', monospace;
  color: var(--primary);
  font-weight: 500;
  font-size: 0.85rem;
}

.blog-tag {
  display: inline-block;
  background: var(--primary-dim);
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: 0.35rem;
  padding: 0.2rem 0.6rem;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 500;
}

/* Blog Page Specific Styles */
.blog-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.blog-category {
  background: var(--primary);
  color: white;
  padding: 0.2rem 0.65rem;
  border-radius: 0.35rem;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
}

.blog-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

.blog-excerpt {
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  font-size: 0.925rem;
}

/* ─── Article Content Styles ─── */
.article-content {
  max-width: 750px;
  margin: 0 auto;
}

.article-header {
  margin-bottom: 2rem;
}

.article-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text);
  line-height: 1.3;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.article-date {
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.article-category {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 500;
}

.article-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.article-tag {
  background: var(--surface);
  color: var(--text-muted);
  padding: 0.2rem 0.6rem;
  border-radius: 0.35rem;
  font-size: 0.7rem;
  font-weight: 500;
}

.article-body {
  font-size: 1rem;
  line-height: 1.8;
  color: #b0b0b0;
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin: 2.5rem 0 0.75rem 0;
}

.article-body h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: white;
  margin: 1.75rem 0 0.5rem 0;
}

.article-body p {
  margin-bottom: 1rem;
}

.article-body ul,
.article-body ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-body code {
  background: var(--surface-light);
  border-radius: 0.3rem;
  padding: 0.2rem 0.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85em;
  color: #c9d1d9;
}

.article-body pre {
  background: var(--surface);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin: 1.25rem 0;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  position: relative;
}

.article-body pre .copy-btn {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0.3rem;
  border-radius: 0.25rem;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.article-body pre .copy-btn:hover {
  color: var(--text);
}

.article-body pre code {
  background: none;
  padding: 0;
  color: #c9d1d9;
  font-size: inherit;
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 0.75rem;
  margin: 1.25rem 0;
  display: block;
}

.article-body a {
  color: var(--primary);
  text-decoration: none;
}

.article-body a:hover {
  text-decoration: underline;
}

.article-body strong {
  color: white;
  font-weight: 600;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.25rem;
  transition: color 0.2s ease;
}

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

/* ─── Home Page ─── */
.hero-section {
  min-height: calc(100vh - 6rem);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 0 2rem;
  margin-bottom: 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1rem;
  font-family: 'JetBrains Mono', monospace;
}

.hero-name {
  color: var(--primary);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  opacity: 0.8;
}

.hero-description {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.75rem;
  background: var(--primary);
  border: none;
  border-radius: 0.5rem;
  color: white;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  width: fit-content;
  font-size: 0.95rem;
}

.cta-button:hover {
  background: #ea580c;
  box-shadow: 0 4px 20px rgba(249, 115, 22, 0.3);
}

/* ─── Terminal ─── */
.terminal-container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.terminal-window {
  width: 100%;
  max-width: 560px;
  background: var(--bg);
  border-radius: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--border);
}

.terminal-header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.terminal-buttons {
  display: flex;
  gap: 0.4rem;
  margin-right: 0.85rem;
}

.terminal-button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-button.red {
  background: #ef4444;
}

.terminal-button.yellow {
  background: #f59e0b;
}

.terminal-button.green {
  background: #22c55e;
}

.terminal-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.terminal-content {
  padding: 1.25rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  line-height: 1.7;
}

.terminal-prompt {
  color: var(--primary);
  opacity: 0;
}

.terminal-text {
  color: var(--text);
  opacity: 0;
  min-height: 1.4rem;
}

.terminal-text::before {
  content: '> ';
  color: var(--primary);
  margin-right: 0.4rem;
}

.terminal-cursor {
  display: inline-block;
  width: 7px;
  height: 14px;
  background: var(--primary);
  animation: blink 1s infinite;
  margin-left: 3px;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ─── Skills Section (Terminal Style) ─── */
.skills-section {
  padding: 4rem 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.skills-terminal {
  max-width: 700px;
  margin: 0 auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
}

.skills-terminal-header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.skills-terminal-buttons {
  display: flex;
  gap: 0.4rem;
  margin-right: 0.85rem;
}

.skills-terminal-button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.skills-terminal-button.red { background: #ef4444; }
.skills-terminal-button.yellow { background: #f59e0b; }
.skills-terminal-button.green { background: #22c55e; }

.skills-terminal-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.skills-terminal-body {
  padding: 1.25rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  line-height: 1.8;
}

.skills-prompt {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.skills-output-line {
  display: flex;
  align-items: baseline;
  color: var(--text);
  padding: 0.15rem 0;
}

.skills-output-line .skill-marker {
  color: var(--primary);
  margin-right: 0.6rem;
  flex-shrink: 0;
}

.skills-output-line .skill-name {
  color: var(--text);
}

.skills-output-line .skill-desc {
  color: var(--text-dim);
  margin-left: 0.5rem;
}

.skills-separator {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0.5rem 0;
}

.skills-footer {
  color: var(--text-dim);
  margin-top: 0.75rem;
}

.skills-cursor {
  display: inline-block;
  width: 7px;
  height: 14px;
  background: var(--primary);
  animation: blink 1s infinite;
  margin-left: 3px;
  vertical-align: text-bottom;
}

/* ─── Mobile Responsiveness ─── */
@media (max-width: 768px) {
  .island-nav {
    position: relative;
    top: 0;
    left: 0;
    transform: none;
    margin: 0.75rem;
    width: calc(100% - 1.5rem);
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 1rem;
  }

  .nav-links {
    order: 2;
    flex-wrap: wrap;
    justify-content: center;
  }

  .nav-social {
    order: 3;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .main-content {
    padding: 2rem 1rem;
  }

  .page-title,
  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .about-card {
    padding: 1.5rem;
  }

  .article-content {
    padding: 1.5rem 1.25rem;
  }

  .article-title {
    font-size: 1.5rem;
  }

  .cve-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }

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

  .cve-header {
    flex-direction: column;
    gap: 0.75rem;
  }

  .cve-details {
    grid-template-columns: 1fr;
  }
}

/* ─── Name Animation ─── */
.glitch-char {
  display: inline-block;
  color: white;
}

.decoded-char {
  animation: decode 0.2s ease-out forwards;
}

@keyframes decode {
  0% { opacity: 0.7; }
  100% { opacity: 1; }
}