/* ═══════════════════════════════════════════
   RESET & VARIABLES
═══════════════════════════════════════════ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --ink: #0e0f11;
  --ink-2: #1a1b1e;
  --line-ink: rgba(255, 255, 255, 0.14);
  --on-ink: #f3f1ea;
  --on-ink-muted: #9b9890;

  --paper: #f6f4ef;
  --paper-2: #eeebe1;
  --line: #ddd8cc;

  --text: #17181b;
  --text-muted: #6f6c62;
  --text-dim: #a19d90;

  --accent: #ff4d1c;
  --accent-dark: #d63f14;

  --font-display:
    "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;
  --radius: 2px;
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-display);
  background: var(--paper);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
}

a {
  color: inherit;
  text-decoration: none;
}
h1,
h2,
h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--paper);
}
::-webkit-scrollbar-thumb {
  background: var(--line);
}

/* ═══════════════════════════════════════════
   LAYOUT
═══════════════════════════════════════════ */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 100px 0;
}
section + section {
  border-top: 1px solid var(--line);
}

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

/* ═══════════════════════════════════════════
   SECTION HEADERS
═══════════════════════════════════════════ */
.section-head {
  display: flex;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 48px;
}

.section-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 3rem;
  line-height: 1;
  color: var(--line);
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 6px;
}

.section-title {
  font-size: 1.9rem;
  color: var(--text);
}

.section-footer {
  margin-top: 28px;
}

.inline-link {
  color: var(--text);
  font-weight: 600;
  font-size: 0.92rem;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 2px;
  transition: color var(--transition);
}

.inline-link:hover {
  color: var(--accent-dark);
}

/* ═══════════════════════════════════════════
   TAG ROW
═══════════════════════════════════════════ */
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}

.tag-row span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */
.btn-fill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-size: 0.92rem;
  font-weight: 600;
  background: var(--accent);
  color: var(--ink);
  transition:
    background var(--transition),
    transform var(--transition);
}

.btn-fill:hover {
  background: var(--on-ink);
  transform: translateY(-1px);
}

.btn-bracket {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 13px 4px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  transition: color var(--transition);
}

.btn-bracket:hover {
  color: var(--accent);
}

/* ═══════════════════════════════════════════
   NAV
═══════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition:
    background var(--transition),
    border-color var(--transition),
    color var(--transition);
  color: var(--on-ink);
}

#navbar.scrolled {
  background: rgba(246, 244, 239, 0.92);
  backdrop-filter: blur(10px);
  border-color: var(--line);
  color: var(--text);
}

.nav-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav-logo-full {
  opacity: 0.55;
  margin-left: 2px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 4px;
}

.nav-links a {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 12px;
  font-size: 0.86rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all var(--transition);
}

.nav-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  opacity: 0.5;
}

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

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 600;
  padding: 8px 4px;
  white-space: nowrap;
  transition: color var(--transition);
}

.nav-cta:hover {
  color: var(--accent);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: var(--transition);
}

/* ═══════════════════════════════════════════
   MOBILE MENU
═══════════════════════════════════════════ */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--ink);
  color: var(--on-ink);
  z-index: 99;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-menu a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--on-ink);
  transition: color var(--transition);
  padding: 10px 0;
  letter-spacing: -0.02em;
}

.mobile-menu a .nav-num {
  font-size: 0.9rem;
  color: var(--accent);
  opacity: 1;
}

.mobile-menu a:hover {
  color: var(--accent);
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  background: var(--ink);
  color: var(--on-ink);
  border-bottom: 1px solid var(--line-ink);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: 0.98;
  margin-bottom: 24px;
}

.hero-dot {
  color: var(--accent);
}

.hero-desc {
  font-size: 1.08rem;
  color: var(--on-ink-muted);
  max-width: 480px;
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-bottom: 32px;
}

.hero-links {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--on-ink-muted);
}

.hero-links a {
  font-weight: 600;
  color: var(--on-ink);
  transition: color var(--transition);
}
.hero-links a:hover {
  color: var(--accent);
}
.hero-links-sep {
  margin: 0 8px;
  color: var(--line-ink);
}

/* Avatar / monogram slot */
.hero-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.avatar-slot {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 220px;
  background: var(--ink-2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-mono {
  font-family: var(--font-mono);
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--on-ink-muted);
}

.avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.corner {
  position: absolute;
  width: 18px;
  height: 18px;
  border-color: var(--accent);
}
.corner-tl {
  top: -1px;
  left: -1px;
  border-top: 2px solid;
  border-left: 2px solid;
}
.corner-tr {
  top: -1px;
  right: -1px;
  border-top: 2px solid;
  border-right: 2px solid;
}
.corner-bl {
  bottom: -1px;
  left: -1px;
  border-bottom: 2px solid;
  border-left: 2px solid;
}
.corner-br {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid;
  border-right: 2px solid;
}

/* Spec sheet (hero + skills + contact reuse this language) */
.spec-sheet {
  border: 1px solid var(--line-ink);
  max-width: 320px;
}

.spec-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-ink);
  font-size: 0.82rem;
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-key {
  font-family: var(--font-mono);
  color: var(--on-ink-muted);
  white-space: nowrap;
}

.spec-val {
  color: var(--on-ink);
  font-weight: 500;
  text-align: right;
}
.spec-val a {
  transition: color var(--transition);
}
.spec-val a:hover {
  color: var(--accent);
}

.spec-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

/* ═══════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════ */
#about {
  background: var(--paper);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.about-pull {
  font-size: 1.7rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text);
}

.about-body p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 18px;
}

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

/* ═══════════════════════════════════════════
   VENTURES
═══════════════════════════════════════════ */
#ventures {
  background: var(--paper-2);
}

.venture-card {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
  border-radius: var(--radius);
  padding: 36px;
}

.venture-main {
  flex: 1;
}

.venture-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.venture-role {
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: var(--accent);
  padding: 4px 10px;
  border-radius: var(--radius);
}

.venture-year {
  align-items: end;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.venture-name {
  align-items: end;
  font-size: 1.6rem;
  color: var(--text);
  margin-bottom: 12px;
}

.venture-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: 20px;
}

.venture-cta {
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   PROJECTS
═══════════════════════════════════════════ */
#projects {
  background: var(--paper);
}

.project-list {
  display: flex;
  flex-direction: column;
}

.project-row {
  display: flex;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  transition: background var(--transition);
}

.project-list a.project-row:first-child {
  border-top: none;
}

.project-row:hover {
  background: var(--paper-2);
}
.project-row:hover .project-idx {
  color: var(--accent);
}
.project-row:hover .project-name {
  color: var(--accent-dark);
}

.project-idx {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dim);
  padding-top: 2px;
  transition: color var(--transition);
  flex-shrink: 0;
}

.project-body {
  flex: 1;
}

.project-row-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.project-name {
  font-size: 1.1rem;
  color: var(--text);
  transition: color var(--transition);
}
.project-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  white-space: nowrap;
}

.project-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 14px;
  max-width: 620px;
}

/* ═══════════════════════════════════════════
   SPEC TABLE (skills + contact)
═══════════════════════════════════════════ */
.spec-table {
  border-top: 1px solid var(--line);
}

.spec-table-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

a.spec-table-row {
  transition: background var(--transition);
}
a.spec-table-row:hover {
  background: var(--paper-2);
}
a.spec-table-row:hover .spec-table-key {
  color: var(--accent);
}
a.spec-table-row:hover .row-arrow {
  opacity: 1;
  transform: translateX(4px);
}

.spec-table-key {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: color var(--transition);
}

.spec-table-val {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text);
  font-size: 0.98rem;
}

.row-arrow {
  color: var(--accent);
  opacity: 0;
  transition: all var(--transition);
}

/* ═══════════════════════════════════════════
   EDUCATION
═══════════════════════════════════════════ */
#education {
  background: var(--paper-2);
}

.edu-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
  border-radius: var(--radius);
  padding: 32px 36px;
}

.edu-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.edu-school {
  font-size: 1.3rem;
  color: var(--text);
  margin-bottom: 10px;
}
.edu-coursework {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
#contact {
  background: var(--paper);
}

.contact-intro {
  color: var(--text-muted);
  font-size: 1.02rem;
  max-width: 560px;
  margin-bottom: 40px;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
footer {
  background: var(--ink);
  color: var(--on-ink-muted);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--on-ink);
}
.footer-mid {
  font-size: 0.82rem;
}

.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a {
  font-size: 0.82rem;
  font-weight: 600;
  transition: color var(--transition);
}
.footer-links a:hover {
  color: var(--accent);
}

/* ═══════════════════════════════════════════
   REVEAL
═══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-side {
    flex-direction: row;
    align-items: flex-start;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-pull {
    font-size: 1.4rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .nav-cta {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .mobile-menu {
    display: flex;
  }

  section {
    padding: 72px 0;
  }

  .section-head {
    gap: 16px;
  }
  .section-num {
    font-size: 2.2rem;
  }

  .hero-side {
    flex-direction: column;
  }
  .spec-sheet {
    max-width: 100%;
  }

  .venture-card {
    flex-direction: column;
    align-items: stretch;
  }
  .venture-cta {
    align-self: flex-start;
  }

  .spec-table-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .project-row {
    gap: 16px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  #hero {
    padding: 120px 0 60px;
  }
  .hero-title {
    font-size: 2.6rem;
  }
}