:root {
  --bg-main: #090b10;
  --bg-secondary: #0e121a;
  --bg-card: rgba(18, 23, 33, 0.7);
  --bg-card-hover: rgba(24, 30, 44, 0.85);
  --bg-glass: rgba(10, 14, 22, 0.75);
  --bg-pill: rgba(255, 255, 255, 0.04);
  --bg-pill-hover: rgba(56, 189, 248, 0.08);

  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-card: rgba(255, 255, 255, 0.09);
  --border-hover: rgba(56, 189, 248, 0.35);
  --border-active: rgba(56, 189, 248, 0.5);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #475569;

  --accent-primary: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.2);
  --accent-gradient: linear-gradient(135deg, #38bdf8 0%, #6366f1 100%);
  --accent-purple: #818cf8;
  --accent-emerald: #34d399;
  --accent-amber: #fbbf24;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 25px rgba(56, 189, 248, 0.15);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --container-width: 1120px;
  --header-height: 72px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

::selection {
  background-color: rgba(56, 189, 248, 0.25);
  color: #fff;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

.ambient-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.glow-sphere {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
  will-change: transform;
}

.glow-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #38bdf8 0%, transparent 70%);
  top: -150px;
  right: -100px;
}

.glow-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #6366f1 0%, transparent 70%);
  bottom: 10%;
  left: -150px;
}

.bg-grid-overlay {
  position: absolute;
  inset: 0;
  background-size: 48px 48px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-top: 0.6rem;
  max-width: 600px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal), backdrop-filter var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background-color: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.header-container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: #fff;
}

.logo-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--accent-gradient);
  border-radius: 8px;
  color: #fff;
  box-shadow: 0 2px 10px rgba(56, 189, 248, 0.3);
}

.eagle-icon {
  display: block;
}

.logo-dot {
  color: var(--accent-primary);
}

.desktop-nav {
  display: block;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.3rem 0.4rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.nav-link {
  display: inline-block;
  padding: 0.45rem 0.95rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
  color: #fff;
}

.nav-link.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 38px;
  height: 38px;
  padding: 10px 8px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
}

.hamburger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-drawer {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background: rgba(9, 11, 16, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  z-index: 99;
}

.mobile-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer-inner {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.mobile-nav-link {
  display: block;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.mobile-drawer-footer {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.drawer-social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.drawer-social-link:hover {
  color: var(--accent-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.btn-sm {
  font-size: 0.8125rem;
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
}

.btn-primary {
  background: #fff;
  color: #0b0f17;
  border: 1px solid #fff;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.2);
  background: #f8fafc;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  border: 1px solid var(--border-card);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-sm);
}

.btn-ghost {
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  background: transparent;
}

.btn-ghost:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-icon {
  flex-shrink: 0;
}

.hero-section {
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 6rem;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-badge-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 0.85rem;
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  display: inline-block;
}

.badge-text {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--accent-primary);
  letter-spacing: -0.01em;
}

.hero-title {
  font-size: 3.75rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
  color: #fff;
  margin-bottom: 0.75rem;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 2.25rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.terminal-card {
  background: rgba(14, 18, 26, 0.8);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.terminal-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.terminal-header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border-subtle);
  gap: 0.5rem;
}

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

.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: 0.5rem;
}

.terminal-body {
  padding: 1.25rem 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.75;
}

.code-line {
  color: var(--text-secondary);
}

.code-line.indent {
  padding-left: 1.25rem;
}

.code-keyword { color: #f43f5e; font-weight: 500; }
.code-var { color: #38bdf8; }
.code-prop { color: #cbd5e1; }
.code-str { color: #34d399; }
.code-prompt { color: var(--accent-primary); font-weight: 700; margin-right: 0.35rem; }

.terminal-cursor-line {
  margin-top: 0.5rem;
  color: var(--text-primary);
}

.blinking-cursor {
  display: inline-block;
  color: var(--accent-primary);
  font-weight: 700;
  animation: blink 1s infinite;
}

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

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(8px);
}

.about-text-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-paragraph {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.about-paragraph.highlight-text {
  color: #e2e8f0;
  font-weight: 500;
  border-left: 2px solid var(--accent-primary);
  padding-left: 1.25rem;
}

.about-meta-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.meta-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  backdrop-filter: blur(8px);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.meta-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.meta-icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(56, 189, 248, 0.08);
  color: var(--accent-primary);
  margin-bottom: 1rem;
  border: 1px solid rgba(56, 189, 248, 0.18);
}

.meta-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.35rem;
}

.meta-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-muted);
}

.skills-category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.skill-category-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  backdrop-filter: blur(8px);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.skill-category-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-sm);
}

.category-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.35rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.category-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--accent-primary);
}

.category-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
}

.skill-items-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.skill-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.9rem;
  background: var(--bg-pill);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.skill-pill:hover {
  background: var(--bg-pill-hover);
  border-color: rgba(56, 189, 248, 0.3);
  color: #fff;
}

.pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-primary);
  opacity: 0.6;
}

.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.cert-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-sm);
}

.cert-badge {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.cisco-badge {
  background: rgba(56, 189, 248, 0.1);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.cert-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 0.85rem;
  flex-grow: 1;
}

.cert-issuer {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

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

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(8px);
  position: relative;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

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

.project-tag-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.project-featured-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.7rem;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-primary);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-full);
}

.project-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
}

.project-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.project-description {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 720px;
  margin-bottom: 1.5rem;
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--text-secondary);
}

.project-footer {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.contact-card-wrapper {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
}

.contact-main-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  backdrop-filter: blur(10px);
  width: 100%;
  overflow: hidden;
}

.contact-actions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  width: 100%;
}

.contact-action-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
  min-width: 0;
  width: 100%;
}

.contact-action-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
}

.action-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--accent-primary);
  border: 1px solid var(--border-subtle);
}

.action-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  min-width: 0;
  overflow: hidden;
}

.action-label {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-transform: uppercase;
}

.action-value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: #fff;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  display: block;
}

.action-value:hover {
  color: var(--accent-primary);
}

.contact-action-item .btn {
  flex-shrink: 0;
}

.site-footer {
  padding: 3.5rem 0 2.5rem;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.footer-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.footer-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
}

.footer-tagline {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

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

.footer-sep {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.reveal {
  opacity: 0;
  transform: translateY(24px) scale(0.98);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.reveal-item:nth-child(1) { transition-delay: 0.05s; }
.reveal-item:nth-child(2) { transition-delay: 0.12s; }
.reveal-item:nth-child(3) { transition-delay: 0.18s; }
.reveal-item:nth-child(4) { transition-delay: 0.24s; }
.reveal-item:nth-child(5) { transition-delay: 0.30s; }

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-visual {
    max-width: 540px;
  }

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

  .skills-category-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .section {
    padding: 4rem 0;
  }

  .desktop-nav, .header-cta {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .mobile-drawer {
    display: block;
  }

  .hero-title {
    font-size: 2.75rem;
  }

  .hero-subtitle {
    font-size: 1.25rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .skills-category-grid {
    grid-template-columns: 1fr;
  }

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

  .contact-main-card {
    padding: 1.5rem 1.25rem;
  }

  .footer-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

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

  .contact-action-item {
    padding: 1rem;
    gap: 0.75rem;
  }

  .contact-action-item .btn-sm {
    padding: 0.35rem 0.65rem;
    font-size: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .blinking-cursor {
    animation: none;
  }
}