:root {
  --bg: #FAFAF7;
  --ink: #0A0A0A;
  --ink-2: #3A3A3A;
  --ink-3: #8A8A8A;
  --ink-4: #D4D4D0;
  --rule: #0A0A0A;
  --rule-light: #E3E3DD;
  --hover-bg: #F1EFE8;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 820px;
  margin: 0 auto;
  padding: 88px 40px 96px;
}

.mono { font-family: var(--mono); }

.header {
  padding-bottom: 32px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 0;
}

.name {
  font-family: var(--mono);
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}

.role {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.tagline {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--ink-2);
  max-width: 560px;
}

.about-body {
  max-width: 620px;
  font-size: clamp(15.5px, 1.8vw, 17px);
  line-height: 1.65;
  color: var(--ink-2);
}
.about-body p + p {
  margin-top: 16px;
}

.section {
  padding: 32px 0;
  border-top: 1px solid var(--rule);
}

.section-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  margin-bottom: 32px;
}

.project-list { border-top: 0; }

.project-row {
  display: grid;
  grid-template-columns: 56px 1fr;
  padding: 22px 0;
  border-top: 1px solid var(--rule-light);
}

.project-list .project-row:last-child {
  border-bottom: 1px solid var(--rule-light);
}

.project-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}

.project-title {
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 4px;
}

.project-meta {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}

.project-meta .sep { color: var(--ink-4); margin: 0 6px; }

.project-line {
  font-size: 14px;
  color: var(--ink-2);
}


.project-row {
  transition: background-color 180ms ease, padding 180ms ease, box-shadow 180ms ease;
  position: relative;
}
.project-row:hover {
  background: var(--hover-bg);
  padding-left: 8px;
  padding-right: 8px;
}
.project-row:focus-visible {
  outline: none;
  background: var(--hover-bg);
  padding-left: 8px;
  padding-right: 8px;
}
.project-row::after {
  content: "→";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%) translateX(0);
  font-family: var(--mono);
  color: var(--ink-3);
  font-size: 13px;
  opacity: 0;
  transition: transform 180ms ease, opacity 180ms ease;
}
.project-row:hover::after {
  opacity: 1;
  transform: translateY(-50%) translateX(-6px);
}

.footer {
  padding-top: 40px;
  border-top: 1px solid var(--rule);
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-links {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-3);
}
.footer-links .link-mono {
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-4);
  padding-bottom: 1px;
  transition: border-color 140ms ease, color 140ms ease;
}
.footer-links .link-mono:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}
.footer-links .dot { color: var(--ink-4); margin: 0 8px; }

.case-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
}
.case-modal.open { display: block; }
.case-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.48);
  backdrop-filter: blur(2px);
}
.case-panel {
  position: relative;
  max-width: 740px;
  margin: 8vh auto;
  background: var(--bg);
  border: 1px solid var(--rule);
  max-height: 84vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.18);
  animation: slideUp 220ms ease both;
}
.case-header {
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 2;
  padding: 12px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--rule-light);
}
.case-close {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  background: transparent;
  border: 1px solid var(--rule-light);
  padding: 6px 10px;
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease;
}
.case-close:hover { background: var(--hover-bg); color: var(--ink); border-color: var(--ink-4); }
.case-body { padding: 32px 36px 44px; min-height: 220px; }
.case-coming-soon {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--ink-2);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  text-align: center;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.case-title {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}
.case-sub {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.03em;
  margin-bottom: 28px;
}
.case-sub .sep { color: var(--ink-4); margin: 0 10px; }
.case-section { padding: 20px 0; border-top: 1px solid var(--rule-light); }
.case-section:first-of-type { border-top: none; }
.case-kicker {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.case-section p { line-height: 1.65; color: var(--ink-2); font-size: 15px; }

.demo-link {
  display: inline-block;
  padding: 10px 18px;
  background: var(--ink);
  color: var(--bg);
  text-decoration: none;
  border: 1px solid var(--rule);
  font-size: 13px;
  transition: background 160ms ease, color 160ms ease;
}
.demo-link:hover { background: transparent; color: var(--ink); }

.container.nf {
  padding: 14vh 40px 10vh;
  min-height: 100vh;
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 18px;
}
.nf-code {
  font-family: var(--mono);
  font-size: clamp(64px, 14vw, 140px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1;
  margin: 0;
  color: var(--ink);
}
.nf-message {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--ink-2);
  margin: 0 0 10px;
  max-width: 420px;
}
.nf-btn { margin-top: 6px; }
.btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  text-decoration: none;
  padding: 12px 22px;
  border: 1px solid var(--rule);
  transition: background 160ms ease, color 160ms ease;
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: transparent; color: var(--ink); }


.footer-meta {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.sql-line {
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  border-bottom: 1px dashed var(--ink-4);
  padding-bottom: 1px;
  transition: border-color 140ms ease, color 140ms ease;
}
.sql-line:hover { color: var(--ink); border-bottom-color: var(--ink); }
.project-row.flash { background: #ECE9DE !important; transition: background 480ms ease; }

@media (max-width: 640px) {
  .container { padding: 56px 20px 72px; }
  .header { padding-bottom: 24px; }
  .section { padding: 24px 0; }
  .section-label { margin-bottom: 20px; }
  .project-row { grid-template-columns: 44px 1fr; padding: 18px 0; }
  .project-row::after { right: 4px; }
  .project-body { padding-right: 30px; }
  .case-body { padding: 28px 22px 40px; }
  .case-title { font-size: 26px; }
  .case-header { padding: 14px 18px; }
  .container.nf { padding: 10vh 20px 6vh; }
}