/* ?????????????????????????????????????
   NAV
????????????????????????????????????? */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--rule-heavy);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 13px 48px;
}

.nav-logo {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--ink-muted);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-status {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 7px;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: blink 2.4s ease-in-out infinite;
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.3;
  }
}

.theme-toggle {
  background: none;
  border: 0.5px solid var(--ink-faint);
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 1px;
  padding: 4px 10px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  text-transform: uppercase;
  margin-left: 20px;
}

.theme-toggle:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: 12px;
}

.nav-hamburger span {
  display: block;
  width: 20px;
  height: 1px;
  background: var(--ink);
  transition: transform 0.2s, opacity 0.2s;
}

.nav-hamburger.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-hamburger.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-drawer {
  display: none;
  position: fixed;
  top: 45px;
  left: 0;
  right: 0;
  z-index: 99;
  background: var(--paper);
  border-bottom: 1px solid var(--rule-heavy);
  flex-direction: column;
}

.nav-drawer.is-open {
  display: flex;
}

.nav-drawer a {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--ink-muted);
  padding: 16px 20px;
  border-bottom: 0.5px solid var(--rule);
  transition: color 0.2s, background 0.2s;
}

.nav-drawer a:last-child {
  border-bottom: none;
}

.nav-drawer a:hover {
  color: var(--ink);
  background: rgba(0,0,0,0.025);
}

/* ?????????????????????????????????????
   HERO
????????????????????????????????????? */
.hero {
  padding: 64px 48px 48px;
  border-bottom: 1px solid var(--rule-heavy);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: end;
}

.hero-name {
  font-family: var(--serif);
  font-size: clamp(64px, 9vw, 100px);
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -4px;
  color: var(--ink);
}

.hero-tagline {
  margin-top: 22px;
  font-size: 13px;
  color: var(--ink-muted);
  line-height: 1.75;
  max-width: 440px;
  border-left: 2px solid var(--ink);
  padding-left: 14px;
}

.hero-meta {
  text-align: right;
}

.hero-meta-row {
  margin-bottom: 12px;
}

.meta-label {
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--ink-muted);
  display: block;
  margin-bottom: 2px;
}

.meta-value {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink);
}

.meta-value.available {
  color: var(--green);
}

/* ?????????????????????????????????????
   SECTION RULE
????????????????????????????????????? */
.section-rule {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 48px;
  border-bottom: 0.5px solid var(--rule);
}

.rule-label {
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--ink-muted);
  white-space: nowrap;
}

.rule-line {
  flex: 1;
  height: 0.5px;
  background: var(--rule);
}

/* ?????????????????????????????????????
   WORK
????????????????????????????????????? */
#work {
  border-bottom: 1px solid var(--rule-heavy);
  min-height: 1100px;
}

.project-entry {
  display: grid;
  grid-template-columns: 36px 1fr 56px;
  gap: 0 28px;
  padding: 32px 48px;
  border-bottom: 0.5px solid var(--rule);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.project-entry:last-child {
  border-bottom: none;
}

.project-entry.visible {
  opacity: 1;
  transform: none;
}

.proj-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  padding-top: 4px;
}

.proj-category {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--ink-muted);
  margin-bottom: 5px;
}

.proj-headline {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.15;
  margin-bottom: 5px;
}

.proj-byline {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-muted);
  margin-bottom: 10px;
}

.proj-body {
  font-size: 12.5px;
  color: var(--ink-mid);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 14px;
}

.proj-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.proj-tag {
  font-family: var(--mono);
  font-size: 9px;
  padding: 3px 9px;
  border: 0.5px solid var(--rule);
  color: var(--ink-muted);
  cursor: default;
}

a.proj-tag {
  border-color: var(--ink-muted);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
}

a.proj-tag:hover {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.proj-year {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink-faint);
  text-align: right;
  padding-top: 4px;
}

/* ?????????????????????????????????????
   ARTICLES
????????????????????????????????????? */
#articles {
  border-bottom: 1px solid var(--rule-heavy);
}

.articles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 130px;
}

.article-entry {
  padding: 22px 48px;
  border-bottom: 0.5px solid var(--rule);
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 0 14px;
  color: inherit;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease, background 0.18s;
}

.article-entry.visible {
  opacity: 1;
  transform: none;
}

.article-entry:nth-child(odd) {
  border-right: 0.5px solid var(--rule);
}

.article-entry:hover {
  background: rgba(0, 0, 0, 0.018);
}

.art-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-faint);
  padding-top: 3px;
}

.art-title {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: 5px;
}

.art-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 5px;
}

.art-tag {
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-muted);
  border: 0.5px solid var(--rule);
  padding: 1px 6px;
}

.art-date {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink-faint);
}

.art-desc {
  font-size: 11.5px;
  color: var(--ink-muted);
  line-height: 1.65;
}

/* ?????????????????????????????????????
   ABOUT
????????????????????????????????????? */
#about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--rule-heavy);
}

.about-col {
  padding: 40px 48px;
}

.about-col:first-child {
  border-right: 0.5px solid var(--rule);
}

.col-heading {
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--ink-muted);
  margin-bottom: 18px;
}

.about-body {
  font-size: 13px;
  color: var(--ink-mid);
  line-height: 1.85;
  margin-bottom: 16px;
}

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

.skills-group {
  margin-bottom: 18px;
}

.skills-group:last-child {
  margin-bottom: 0;
}

.skills-cat {
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--ink-muted);
  margin-bottom: 8px;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.skill-item {
  font-family: var(--mono);
  font-size: 10px;
  padding: 4px 10px;
  border: 0.5px solid var(--rule);
  color: var(--ink);
}

/* ?????????????????????????????????????
   SERVICES
????????????????????????????????????? */
#services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--rule-heavy);
}

.service-card {
  padding: 36px 48px;
  border-bottom: 0.5px solid var(--rule);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.service-card.visible {
  opacity: 1;
  transform: none;
}

.service-card:nth-child(odd) {
  border-right: 0.5px solid var(--rule);
}

.service-card:nth-last-child(-n+2) {
  border-bottom: none;
}

.service-num {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink-faint);
  margin-bottom: 14px;
}

.service-title {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 10px;
}

.service-body {
  font-size: 12.5px;
  color: var(--ink-mid);
  line-height: 1.75;
  margin-bottom: 16px;
}

.service-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.service-tag {
  font-family: var(--mono);
  font-size: 9px;
  padding: 3px 9px;
  border: 0.5px solid var(--rule);
  color: var(--ink-muted);
}

/* ?????????????????????????????????????
   CONTACT
????????????????????????????????????? */
#contact {
  padding: 64px 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  border-bottom: 1px solid var(--rule-heavy);
}

.contact-heading {
  font-family: var(--serif);
  font-size: clamp(36px, 6vw, 60px);
  font-weight: 900;
  letter-spacing: -2px;
  color: var(--ink);
  line-height: 1.0;
}

.contact-heading em {
  font-style: italic;
  color: var(--ink-muted);
}

.contact-cta {
  display: inline-block;
  margin-top: 24px;
  background: var(--ink);
  color: var(--paper);
  padding: 13px 30px;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: opacity 0.2s;
}

.contact-cta:hover {
  opacity: 0.75;
}

.contact-link-row {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 10px;
}

.contact-link-label {
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-muted);
}

.contact-link-val {
  font-size: 12px;
  color: var(--ink);
  border-bottom: 0.5px solid var(--rule);
  transition: border-color 0.2s;
}

.contact-link-val:hover {
  border-color: var(--ink);
}

/* ?????????????????????????????????????
   FOOTER
????????????????????????????????????? */
footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 48px;
}

.footer-l,
.footer-r {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink-muted);
}

/* ?????????????????????????????????????
   SCROLL FADE
????????????????????????????????????? */
.fade-up {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: none;
}