/* ===== Shared base styles for both portfolios ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg);
}

body {
  font-family: "Space Grotesk", sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.mono {
  font-family: "JetBrains Mono", monospace;
}

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

/* ===== Grid background ===== */
.grid-bg {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  z-index: 0;
}

.glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  filter: blur(40px);
}

.glow-1 {
  top: -200px;
  left: 40%;
}

.glow-2 {
  bottom: -300px;
  left: -200px;
}

main,
header,
footer {
  position: relative;
  z-index: 1;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: var(--nav-bg);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
}

.logo-square {
  width: 14px;
  height: 14px;
  background-color: var(--accent);
  flex-shrink: 0;
}

.logo .accent-word {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.mode-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background-color: var(--card-bg);
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.mode-switch:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--glow);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  cursor: pointer;
  font-size: 1rem;
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background-color: var(--card-bg);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-top: 24px;
  text-wrap: balance;
}

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

.typed-line {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  color: var(--text);
  margin-top: 24px;
  min-height: 1.8em;
}

.cursor {
  display: inline-block;
  width: 3px;
  height: 1.1em;
  background-color: var(--accent);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.hero-desc {
  color: var(--text-muted);
  max-width: 520px;
  margin-top: 16px;
  font-size: 1.05rem;
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--accent-contrast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--glow);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* ===== Stats row ===== */
.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 56px;
  margin-top: 64px;
}

.stat {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  min-width: 130px;
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stat-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 4px;
}

/* ===== Orbit graphic ===== */
.orbit-wrap {
  position: relative;
  width: 420px;
  height: 420px;
  margin: 0 auto;
  display: none;
}

.orbit-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--core-bg) 0%, var(--core-bg-outer) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  box-shadow: 0 0 80px var(--glow);
}

.orbit-core svg {
  width: 64px;
  height: 64px;
}

.orbit-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  border: 1px dashed var(--border);
}

.ring-1 {
  width: 300px;
  height: 300px;
  transform: translate(-50%, -50%);
}

.ring-2 {
  width: 400px;
  height: 400px;
  transform: translate(-50%, -50%);
}

.orbit-spin {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 400px;
  height: 400px;
  margin: -200px 0 0 -200px;
  animation: spin 24s linear infinite;
}

.orbit-spin.inner {
  width: 300px;
  height: 300px;
  margin: -150px 0 0 -150px;
  animation-duration: 16s;
  animation-direction: reverse;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.orbit-chip {
  position: absolute;
  padding: 6px 14px;
  border-radius: 999px;
  background-color: var(--chip-bg);
  color: var(--chip-text);
  border: 1px solid var(--border);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.chip-top {
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
}

.chip-right {
  top: 50%;
  right: -20px;
  transform: translateY(-50%);
}

.chip-bottom {
  bottom: -12px;
  left: 30%;
}

/* ===== Sections ===== */
.section {
  padding: 110px 0;
}

.section-head {
  margin-bottom: 56px;
}

.section-tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 10px;
  text-wrap: balance;
}

.section-sub {
  color: var(--text-muted);
  margin-top: 12px;
  max-width: 560px;
  text-wrap: pretty;
}

/* ===== Cards ===== */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 12px 40px var(--glow);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background-color: var(--icon-bg);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.card .meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-transform: uppercase;
  display: block;
  margin-bottom: 10px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag {
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ===== Timeline ===== */
.timeline {
  position: relative;
  padding-left: 32px;
  border-left: 2px solid var(--border);
  display: grid;
  gap: 40px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -41px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--accent);
  border: 3px solid var(--bg);
}

.timeline-item .period {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.timeline-item h3 {
  font-size: 1.2rem;
  margin-top: 6px;
}

.timeline-item .place {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.timeline-item p {
  color: var(--text-muted);
  margin-top: 8px;
  max-width: 640px;
  font-size: 0.95rem;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: start;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 18px;
  font-size: 1.02rem;
  text-wrap: pretty;
}

.about-list {
  display: grid;
  gap: 14px;
  list-style: none;
}

.about-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background-color: var(--card-bg);
  font-size: 0.95rem;
}

.about-list .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent);
  flex-shrink: 0;
}

/* ===== Contact ===== */
.contact-box {
  border: 1px solid var(--border);
  border-radius: 20px;
  background-color: var(--card-bg);
  padding: 64px 32px;
  text-align: center;
}

.contact-box h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.contact-box p {
  color: var(--text-muted);
  margin: 16px auto 32px;
  max-width: 480px;
  text-wrap: pretty;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (min-width: 640px) {
  .cards.cols-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .hero-inner {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .orbit-wrap {
    display: block;
  }

  .cards.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .about-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .contact-box {
    padding: 80px 64px;
  }
}

@media (max-width: 820px) {
  .nav-links {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: var(--bg);
    border-bottom: 1px solid var(--border);
    display: none;
    padding: 8px 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 14px 5%;
  }

  .nav-toggle {
    display: block;
  }

  .mode-switch span.label-full {
    display: none;
  }
}