/* DIVIDER */
.divider {
  max-width: 860px;
  margin: 0 auto;
}

/* HERO */
.hero {
  max-width: 860px;
  margin: 0 auto;
  padding: 100px 24px 80px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 9999px;
  padding: 4px 12px 4px 8px;
  font-size: 12px;
  font-weight: 510;
  color: var(--text-3);
  letter-spacing: -0.13px;
  margin-bottom: 32px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.hero h1 {
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 510;
  color: var(--text-1);
  line-height: 1.05;
  letter-spacing: clamp(-0.8px, -0.02em, -1.2px);
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent-2);
}

.hero p {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-3);
  line-height: 1.65;
  letter-spacing: -0.165px;
  max-width: 620px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* BUTTONS */
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 510;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
  font-family: inherit;
  font-feature-settings: 'cv01', 'ss03';
}

.btn-primary:hover { background: var(--accent-3); }

.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 510;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
  font-family: inherit;
  font-feature-settings: 'cv01', 'ss03';
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.07);
  border-color: var(--border);
}

/* SECTIONS */
section {
  max-width: 860px;
  margin: 0 auto;
  padding: 72px 24px;
}

.section-label {
  font-size: 11px;
  font-weight: 510;
  color: var(--accent-2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: 28px;
  font-weight: 510;
  color: var(--text-1);
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-body {
  font-size: 16px;
  color: var(--text-3);
  line-height: 1.7;
  max-width: 680px;
}

.section-body + .section-body { margin-top: 16px; }

/* COMPETENCIES */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 12px;
  margin-top: 40px;
}

.card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  transition: background 0.15s, border-color 0.15s;
}

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

.card-icon {
  font-size: 20px;
  margin-bottom: 12px;
}

.card h3 {
  font-size: 15px;
  font-weight: 590;
  color: var(--text-1);
  letter-spacing: -0.165px;
  margin-bottom: 8px;
}

.card p {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.6;
  letter-spacing: -0.13px;
}

/* TECH STACK */
.tech-section { margin-top: 40px; }

.tech-category { margin-bottom: 28px; }

.tech-category-label {
  font-size: 12px;
  font-weight: 510;
  color: var(--text-4);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* OPEN SOURCE */
.oss-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 40px;
}

.oss-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

.oss-card:hover {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.12);
}

.oss-card-body h3 {
  font-size: 15px;
  font-weight: 590;
  color: var(--text-1);
  letter-spacing: -0.165px;
  margin-bottom: 6px;
}

.oss-card-body p {
  font-size: 13px;
  color: var(--text-3);
  letter-spacing: -0.13px;
}

.oss-card-arrow {
  font-size: 18px;
  color: var(--text-4);
  flex-shrink: 0;
  margin-top: 2px;
  transition: color 0.15s, transform 0.15s;
}

.oss-card:hover .oss-card-arrow {
  color: var(--accent-2);
  transform: translate(2px, -2px);
}

/* ARTICLES */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 40px;
}

.article-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  text-decoration: none;
  display: block;
  transition: background 0.15s, border-color 0.15s;
}

.article-card:hover {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.12);
}

.article-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.article-card-date {
  font-size: 12px;
  color: var(--text-4);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  letter-spacing: 0;
}

.article-card h3 {
  font-size: 16px;
  font-weight: 590;
  color: var(--text-1);
  letter-spacing: -0.165px;
  margin-bottom: 8px;
  line-height: 1.3;
}

.article-card p {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.6;
  letter-spacing: -0.13px;
  max-width: 680px;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
}

/* CONTACT */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 40px;
}

.contact-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

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

.contact-card-icon {
  font-size: 22px;
  margin-bottom: 8px;
}

.contact-card span {
  display: block;
  font-size: 13px;
  font-weight: 510;
  color: var(--text-2);
  letter-spacing: -0.13px;
}

/* ABOUT */
.about-layout {
  display: flex;
  gap: 48px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.about-photo { flex-shrink: 0; }

.about-img {
  width: 180px;
  height: 180px;
  object-fit: cover;
  object-position: center 50%;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
  display: block;
}

.about-name {
  text-align: center;
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-4);
}

.about-role {
  text-align: center;
  margin-top: 2px;
  font-size: 10px;
  color: #3e4046;
}

.about-text {
  flex: 1;
  min-width: 260px;
}

.section-body strong { color: var(--text-2); }

/* OSS / ARTICLE CARD TAGS ROW */
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

/* ARTICLE CARD */
.article-card code {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  color: var(--accent-2);
}

.read-more {
  font-size: 13px;
  color: var(--text-4);
}

/* RESPONSIVE */
@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero { padding: 64px 20px 56px; }
  section { padding: 56px 20px; }
  .grid-2 { grid-template-columns: 1fr; }
}