/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px; border-radius: var(--radius-sm);
  font-weight: 500; font-size: 0.85rem;
  font-family: var(--font-mono);
  transition: all var(--transition); cursor: pointer;
  border: none; text-transform: lowercase;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--glow-purple);
}

.btn-secondary {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent-2);
  color: var(--accent-2);
  transform: translateY(-1px);
}

.btn-small { padding: 6px 16px; font-size: 0.78rem; border-radius: 6px; }

/* ── Navbar ── */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%;
  z-index: 1000; height: var(--nav-height);
  display: flex; align-items: center;
  transition: all var(--transition);
  padding: 0 24px;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

.nav-container {
  max-width: var(--max-width); margin: 0 auto;
  width: 100%; display: flex;
  align-items: center; justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-logo-bracket { color: var(--accent-1); }
.nav-logo-text { color: var(--accent-2); }
.nav-logo:hover .nav-logo-bracket { color: var(--accent-2); }
.nav-logo:hover .nav-logo-text { color: var(--accent-1); }

.nav-links { display: flex; gap: 4px; }
.nav-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  transition: color var(--transition);
  padding: 6px 14px;
  border-radius: 6px;
  font-weight: 400;
}
.nav-link:hover {
  color: var(--accent-2);
  background: rgba(var(--accent-2-rgb), 0.06);
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 36px; height: 36px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-size: 0.9rem;
  margin-left: 8px;
}
.theme-toggle:hover {
  color: var(--accent-2);
  border-color: var(--accent-2);
  background: rgba(var(--accent-2-rgb), 0.06);
}

/* ── Hamburger ── */
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; margin-left: 8px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text-muted); border-radius: 2px; transition: all var(--transition); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); background: var(--accent-1); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); background: var(--accent-1); }

/* ── Hero / Terminal ── */
.hero { min-height: 100vh; display: flex; align-items: center; padding-top: var(--nav-height); }

.hero-content {
  width: min(75vw, 1400px);
  margin: 0 auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--glow-purple), var(--glow-cyan);
}

.terminal-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #eab308; }
.dot-green { background: #22c55e; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-left: 8px;
}

.terminal-body { padding: 28px 32px; }

.terminal-line {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.prompt { color: var(--accent-green); }
.cmd { color: var(--accent-2); }
.str { color: var(--accent-orange); }

.hero-name {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 700;
  margin: 12px 0;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -1px;
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 4px 0 12px;
}

.hero-role {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 28px;
  min-height: 1.5em;
}

.cursor {
  display: inline-block;
  margin-left: 2px;
  color: var(--accent-green);
  animation: blink 0.6s step-end infinite;
  font-weight: 400;
}

@keyframes blink { 50% { opacity: 0; } }

.hero-cta {
  display: flex; gap: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}

/* ── About ── */
.about-layout {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 48px;
  align-items: start;
}

.avatar-frame {
  position: relative;
  width: 180px; height: 180px;
  border-radius: 50%;
  padding: 3px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
}

.avatar-img {
  width: 100%; height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--bg-primary);
}

.code-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-secondary);
}

.code-header {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border);
}

.code-file {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
}
.code-file i { color: var(--accent-1); margin-right: 6px; }

.code-body {
  padding: 20px 24px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.code-body p { margin-bottom: 8px; }

.about-socials {
  display: flex; gap: 10px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.about-socials a {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--text-muted);
  transition: all var(--transition);
}

.about-socials a:hover {
  color: var(--accent-2);
  border-color: var(--accent-2);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(var(--accent-2-rgb), 0.1);
}

/* ── Skills ── */
.skills-marquee { display: flex; overflow: hidden; margin-bottom: 16px; padding: 4px 0; }
.skills-marquee-track { display: flex; gap: 10px; animation: marquee 30s linear infinite; padding: 6px 0; }
.skills-marquee.reverse .skills-marquee-track { animation-direction: reverse; }

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.skill-marquee-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  white-space: nowrap; flex-shrink: 0;
  background: var(--bg-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  filter: grayscale(60%);
  transition: all var(--transition); cursor: default;
}

.skill-marquee-item:hover {
  filter: grayscale(0%);
  border-color: var(--accent-1);
  color: var(--text-primary);
  box-shadow: 0 0 20px rgba(var(--accent-1-rgb), 0.12);
  transform: translateY(-2px);
}

.skill-marquee-item i { font-size: 1rem; color: var(--accent-2); }
.skill-marquee-item span { font-weight: 500; color: var(--text-muted); }
.skill-marquee-item:hover span { color: var(--text-primary); }

/* ── Project Cards ── */
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.project-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex; flex-direction: column;
  transition: all var(--transition);
}

.project-card:hover {
  border-color: var(--accent-1);
  box-shadow: var(--glow-purple);
  transform: translateY(-2px);
}

.project-title {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.project-title::before {
  content: '# ';
  color: var(--accent-1);
}

.project-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.project-tech {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 20px;
}

.tech-badge {
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(var(--accent-1-rgb), 0.1);
  color: var(--accent-1);
  font-size: 0.72rem;
  font-weight: 500;
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.tech-badge i {
  font-size: 0.7rem;
}

.project-links { display: flex; gap: 10px; }

.project-testing { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 12px; }
.project-testing[open] { padding-bottom: 4px; }
.testing-summary { cursor: pointer; font-size: 0.8rem; font-weight: 500; color: var(--accent-orange); list-style: none; display: flex; align-items: center; gap: 6px; font-family: var(--font-mono); }
.testing-summary::-webkit-details-marker { display: none; }
.testing-summary:hover { opacity: 0.8; }
.testing-content { font-size: 0.78rem; color: var(--text-muted); margin-top: 8px; line-height: 1.7; font-family: var(--font-mono); }
.testing-content ol { padding-left: 18px; }
.testing-content a { color: var(--accent-2); text-decoration: underline; }
.testing-content a:hover { color: var(--accent-1); }

/* ── Blog Cards ── */
.blog-scroll { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }

.blog-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex; flex-direction: column;
  transition: all var(--transition);
}

.blog-card:hover {
  border-color: var(--accent-1);
  box-shadow: var(--glow-purple);
}

.blog-card:hover { border-color: var(--accent-1); }
.blog-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-green);
  font-weight: 500;
  margin-bottom: 10px;
}

.blog-excerpt {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.blog-meta span { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); }
.blog-meta span i { color: var(--accent-1); }
.blog-meta .btn-small { white-space: nowrap; }

/* ── GitHub Stats ── */
.github-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.github-stats img {
  width: 100%;
  max-width: 400px;
  border-radius: var(--radius-sm);
}

.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

.repo-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: all var(--transition);
}

.repo-card:hover {
  border-color: var(--accent-2);
  box-shadow: 0 0 24px rgba(var(--accent-2-rgb), 0.08);
  transform: translateY(-2px);
}

.repo-name {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.repo-name a { color: var(--text-primary); transition: color var(--transition); }
.repo-name a:hover { color: var(--accent-2); }

.repo-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.5;
}

.repo-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.repo-lang {
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(var(--accent-1-rgb), 0.1);
  font-weight: 500;
}

.loading-text {
  font-family: var(--font-mono);
  color: var(--text-dim);
  text-align: center;
  padding: 40px 0;
  font-size: 0.85rem;
}

/* ── Contact ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-form { display: flex; flex-direction: column; gap: 14px; }

.contact-form input,
.contact-form textarea {
  width: 100%; padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  transition: border-color var(--transition); outline: none;
}

.contact-form input:focus, .contact-form textarea:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(var(--accent-1-rgb), 0.1);
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: var(--text-dim); }
.contact-info { display: flex; flex-direction: column; gap: 12px; }

.contact-detail-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  transition: all var(--transition);
}

.contact-detail-item:hover {
  color: var(--text-primary);
  border-color: var(--accent-2);
  transform: translateX(4px);
}
.contact-detail-item i { font-size: 1.1rem; width: 20px; text-align: center; color: var(--accent-2); }
.contact-detail-item span { color: var(--accent-green); font-weight: 500; }

/* ── Footer ── */
.footer { padding: 32px 24px; border-top: 1px solid var(--border); }
.footer-container {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
}
.footer p {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
}

.back-to-top {
  width: 38px; height: 38px;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition);
  font-size: 0.85rem;
}

.back-to-top:hover {
  color: var(--accent-2);
  border-color: var(--accent-2);
  transform: translateY(-2px);
}