/* ── Variables ── */
:root {
  --bg: #fafafa;
  --bg-elevated: #ffffff;
  --bg-subtle: #f5f5f5;
  --text: #0a0a0a;
  --text-secondary: #555;
  --text-tertiary: #999;
  --accent: #6366f1;
  --accent-soft: rgba(99, 102, 241, 0.06);
  --accent-medium: rgba(99, 102, 241, 0.12);
  --accent-secondary: #ec4899;
  --green: #14b8a6;
  --green-soft: rgba(20, 184, 166, 0.06);
  --border: #eee;
  --border-hover: #ddd;
  --display: 'Outfit', -apple-system, sans-serif;
  --body: 'Lora', Georgia, serif;
  --radius: 10px;
}

/* ── Reset ── */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 17px; }

body {
  font-family: var(--display);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Gradient mesh ── */
body::before {
  content: '';
  position: fixed;
  top: -120px;
  right: -80px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99,102,241,0.07), transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: meshDrift1 14s ease-in-out infinite alternate;
}

@keyframes meshDrift1 {
  from { transform: translate(0, 0); }
  to { transform: translate(-30px, 40px); }
}

/* ── Grain texture ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.028;
  pointer-events: none;
  z-index: 9999;
}

/* ── Hero line reveal ── */
.hero-line {
  display: block;
  overflow: hidden;
}

.hero-line-inner {
  display: block;
  transform: translateY(110%); /* 110% ensures descenders are fully hidden below the overflow clip */
}

/* ── Nav ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 68px;
  padding: 0 clamp(1.5rem, 5vw, 4.5rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(250, 250, 250, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.nav-name {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2.25rem;
  position: fixed;
  top: 0;
  right: clamp(1.5rem, 5vw, 4.5rem);
  height: 68px;
  align-items: center;
  z-index: 101;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.nav-links a:hover { color: var(--text); }

.nav-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.nav-cta {
  background: var(--text);
  color: var(--bg) !important;
  padding: 0.25rem 0.85rem;
  border-radius: 100px;
  font-weight: 600 !important;
  transition: opacity 0.2s;
}
.nav-cta:hover {
  color: var(--bg) !important;
  opacity: 0.85;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4.5rem);
}

/* ── Hero ── */
.hero {
  padding: calc(68px + 5.5rem) 0 2.5rem;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 40px;
  left: -120px;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(236,72,153,0.05), transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: meshDrift2 12s ease-in-out infinite alternate;
}

@keyframes meshDrift2 {
  from { transform: translate(0, 0); }
  to { transform: translate(20px, -25px); }
}

.hero-text {
  max-width: 100%;
}

.hero-text h1 {
  font-family: var(--display);
  font-size: clamp(2.6rem, 5.5vw, 3.8rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.hero-text h1 .italic {
  font-family: var(--body);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.hero-text h1 .accent {
  background: linear-gradient(135deg, #6366f1, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}


.bio {
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-secondary);
}
.bio strong {
  font-weight: 400;
  color: var(--text);
}


/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1.35rem;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--display);
  border-radius: 100px;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #6366f1, #ec4899);
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.btn:hover::before {
  opacity: 1;
}

.btn-primary {
  background: var(--text);
  color: var(--bg);
  border: 1.5px solid var(--text);
}
.btn-primary:hover {
  border-color: #6366f1;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.25);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border-hover);
}
.btn-ghost:hover {
  border-color: #6366f1;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover {
  border-color: #6366f1;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.25);
}

.btn svg { width: 14px; height: 14px; }


/* ── Value props ── */
.values {
  margin-bottom: 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.value-card {
  background: var(--bg-elevated);
  padding: 2rem;
}

.value-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.value-icon-amber { background: var(--accent-soft); color: var(--accent); }
.value-icon-green { background: var(--green-soft); color: var(--green); }
.value-icon-neutral { background: rgba(236, 72, 153, 0.06); color: #ec4899; }

.value-card h2 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.value-card p {
  font-family: var(--body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ── Section styling ── */
.section {
  padding: 4.5rem 0;
  border-top: 1px solid var(--border);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 2.5rem;
}

.section-eyebrow {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}
.eyebrow-teal { color: var(--green); }
.eyebrow-pink { color: #ec4899; }
.eyebrow-indigo { color: var(--accent); }

.section-heading {
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.section-link {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0;
  min-height: 44px;
}
.section-link:hover { color: var(--accent); }

/* ── Contribution Stats ── */
.contrib-stats {
  display: flex;
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2rem;
}

.contrib-stat {
  flex: 1;
  background: var(--bg-elevated);
  padding: 1.75rem 1.75rem;
  text-align: center;
}

.contrib-stat .number {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.contrib-stat .number.accent-num { color: var(--accent); }
.contrib-stat .number.neutral-num { color: #ec4899; }
.contrib-stat .number.green-num { color: var(--green); }

.contrib-stat .label {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: 0.02em;
}

/* ── Notable Repos ── */
.contrib-repos { margin-bottom: 2.5rem; }

.contrib-repos-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.6rem;
}

.repo-chip {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.85rem 1rem 0.85rem 1.15rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

.repo-chip:hover {
  border-color: var(--border-hover);
  border-left-color: var(--accent);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  transform: translateY(-1px);
}

.repo-chip-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
}

.repo-chip-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  color: var(--text-tertiary);
}

.repo-chip-stars { color: var(--accent); }

.repo-chip-sep { color: var(--border-hover); }

.repo-chip-prs { font-weight: 500; }
.repo-chip-prs strong { font-weight: 700; color: var(--text-secondary); }

/* ── Recent PRs ── */
.recent-prs { margin-top: 2.5rem; margin-bottom: 2.5rem; }

.recent-prs-list { display: flex; flex-direction: column; }

.recent-pr-item {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

.recent-pr-item:first-child { border-top: 1px solid var(--border); }

.recent-pr-item:hover {
  padding-left: 0.75rem;
  background: linear-gradient(90deg, var(--accent-soft) 0%, transparent 40%);
}

.recent-pr-item h3 {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.recent-pr-repo {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  margin-top: 0.15rem;
}

.recent-pr-stars {
  font-size: 0.7rem;
  color: var(--accent);
  white-space: nowrap;
}

.recent-pr-lang {
  font-size: 0.68rem;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.recent-pr-date {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.recent-prs-cta {
  display: flex;
  justify-content: center;
  margin-top: 1.5rem;
}

/* ── My Projects ── */
.my-projects-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.oss-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-template-rows: auto auto;
  gap: 1.25rem;
}

.oss-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s ease;
  text-decoration: none;
  color: inherit;
  display: block;
}

.oss-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
}

.oss-img {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.oss-flagship .oss-img {
  height: 260px;
  background: linear-gradient(145deg, #0f0f1a, #1a1a2e);
}

.oss-flagship .oss-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 25% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 30%, rgba(20, 184, 166, 0.08) 0%, transparent 40%);
}

.oss-flagship .oss-img video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.oss-small .oss-img {
  height: 120px;
  background: linear-gradient(145deg, #0f0f1a, #1a1a2e);
}

.oss-flagship { grid-row: span 2; }

.oss-img-text {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.2);
  z-index: 1;
  padding: 1.5rem;
  text-align: center;
  line-height: 1.7;
}

.oss-body { padding: 1.25rem 1.5rem; }

.oss-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  letter-spacing: -0.01em;
}

.oss-body .description {
  font-family: var(--body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.oss-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
}

.tech-tags { display: flex; gap: 0.35rem; flex-wrap: wrap; }

.tech-tag {
  font-size: 0.62rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  letter-spacing: 0.01em;
}

.tag-amber { background: var(--accent-soft); color: var(--accent); }
.tag-green { background: var(--green-soft); color: var(--green); }
.tag-neutral { background: var(--bg-subtle); color: var(--text-secondary); }

.oss-stars { font-size: 0.7rem; color: var(--text-tertiary); }

/* ── OSS Ethos callout ── */
.oss-ethos {
  margin-top: 2rem;
  padding: 1.5rem 2rem;
  background: var(--green-soft);
  border: 1px solid rgba(21, 128, 61, 0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.oss-ethos-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(21, 128, 61, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.oss-ethos p {
  font-family: var(--body);
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.oss-ethos strong { font-weight: 400; color: var(--text); }

.oss-ethos a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 0;
}

/* ── Testimonial teaser ── */
.testimonial-teaser {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.testimonial-teaser blockquote {
  font-family: var(--body);
  font-style: italic;
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--text);
  max-width: 600px;
  margin: 0 auto 1.25rem;
}

.testimonial-teaser-attr {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin-bottom: 1.5rem;
}

.testimonial-teaser-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
}

.testimonial-teaser-role {
  font-size: 0.72rem;
  color: var(--text-tertiary);
}

/* ── Writing ── */
.writing-list { display: flex; flex-direction: column; }

.writing-item {
  display: grid;
  grid-template-columns: 100px 56px 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

.writing-item:first-child { border-top: 1px solid var(--border); }

.writing-item:hover {
  padding-left: 0.75rem;
  background: linear-gradient(90deg, var(--accent-soft) 0%, transparent 40%);
}

.writing-date {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  font-weight: 500;
  white-space: nowrap;
}

.writing-item h3 {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.writing-item .subtitle {
  font-family: var(--body);
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

.writing-time {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.writing-thumb {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
}

.writing-thumb-empty {
  background: var(--bg-subtle);
}

/* ── Show more / Show less toggle ── */
.writing-list .writing-item:nth-child(n+5) { display: none; }
.writing-list.expanded .writing-item:nth-child(n+5) { display: grid; }

/* ── Read More CTA ── */
.writing-cta {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

/* ── Newsletter ── */
.newsletter {
  padding: 3.5rem 2.5rem;
  text-align: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 1rem;
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.newsletter::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 0%, rgba(99, 102, 241, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 100%, rgba(20, 184, 166, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.newsletter-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin: 0 auto 1.25rem;
  position: relative;
}

.newsletter-heading {
  font-size: clamp(1.3rem, 2.5vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.6rem;
  position: relative;
}

.newsletter-desc {
  font-family: var(--body);
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 400px;
  margin: 0 auto 1.75rem;
  position: relative;
}

.newsletter .btn-primary {
  position: relative;
  padding: 0.7rem 1.6rem;
  font-size: 0.82rem;
}

/* ── Work with me ── */
.work-with-me-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.work-with-me-card {
  background: var(--bg-elevated);
  padding: 2rem;
}

.work-with-me-card h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.work-with-me-card p {
  font-family: var(--body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.work-with-me-cta {
  margin-top: 2rem;
  text-align: center;
}

/* ── Footer ── */
footer {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

footer a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}
footer a:hover {
  color: var(--accent);
}

/* ── Skip link (accessibility) ── */
.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;
}

.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.5rem 1rem;
  background: var(--text);
  color: var(--bg);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 100px;
  text-decoration: none;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 0.75rem;
}

/* ── Focus states (accessibility) ── */
a:focus-visible,
.btn:focus-visible,
.repo-chip:focus-visible,
.oss-card:focus-visible,
.writing-item:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ── Responsive ── */
@media (max-width: 860px) {
  .values { grid-template-columns: 1fr; }
  .work-with-me-grid { grid-template-columns: 1fr; }
  .contrib-stats { flex-wrap: wrap; }
  .contrib-stat { min-width: 45%; }
  .repo-grid { grid-template-columns: 1fr; }
  .oss-grid { grid-template-columns: 1fr; }
  .oss-flagship { grid-row: auto; }
  .recent-pr-item { grid-template-columns: 1fr; gap: 0.25rem; }
  .recent-pr-date { order: -1; }
  .recent-pr-stars { order: -1; }
  .recent-pr-lang { display: none; }
  .writing-item { grid-template-columns: 1fr; gap: 0.25rem; }
  .writing-date { order: -1; }
  .writing-time { display: none; }
  .writing-thumb { display: none; }
  .oss-ethos { flex-direction: column; text-align: center; }
}

/* ── Hamburger button (hidden on desktop) ── */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-right: -0.5rem;
  z-index: 201;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* X state */
.hamburger.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}
.hamburger.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  nav {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--bg);
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    top: 68px;
    left: 0;
    right: 0;
    bottom: 0;
    height: auto;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    background: var(--bg);
    z-index: 200;
    overflow-y: auto;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, visibility 0.3s;
  }

  .nav-links.open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links li {
    list-style: none;
  }

  .nav-links a {
    font-size: 1.1rem;
  }

  .nav-links li:last-child {
    margin-top: 1rem;
  }

  .nav-links li:last-child .nav-cta {
    padding: 0.6rem 1.75rem;
    font-size: 0.95rem;
  }
}