:root {
  --bg: #07070a;
  --bg-elevated: #0e0e14;
  --card: #121218;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #f2f2f5;
  --text-dim: #8d8d99;
  --accent: #7c6cff;
  --accent-dim: rgba(124, 108, 255, 0.14);
  --accent-2: #22d3ee;
  --radius: 12px;
  --font-display: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mx: 50%;
  --my: 25%;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Ambient background: cursor-follow spotlight + dot grid */
body::before {
  content: "";
  position: fixed;
  inset: -10%;
  background: radial-gradient(640px circle at var(--mx) var(--my), rgba(198, 255, 63, 0.10), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

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

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* Header / Nav */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 7, 10, 0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.brand {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.brand .blink {
  color: var(--accent);
  animation: blink 1s steps(1) infinite;
}

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

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  align-items: center;
}

nav.main-nav a {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.82rem;
  text-transform: lowercase;
  letter-spacing: 0.02em;
  transition: color 0.15s ease;
  position: relative;
}

nav.main-nav a::before {
  content: "";
}

nav.main-nav a:hover,
nav.main-nav a[aria-current="page"] {
  color: var(--text);
}

nav.main-nav a[aria-current="page"] {
  color: var(--accent);
}

.nav-cta {
  background: var(--accent);
  color: #ffffff !important;
  padding: 0.5rem 1.1rem;
  border-radius: 6px;
  font-weight: 600;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  padding: 5.5rem 0 3rem;
}

.kicker {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  margin: 0 0 0.75rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin: 0 0 1rem;
  max-width: 20ch;
}

.accent-text {
  color: var(--accent);
}

.hero-typed {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--text-dim);
  margin: 0 0 1.5rem;
}

.hero-typed .typed-cursor {
  color: var(--text);
}

.hero-typed .typed-caret {
  color: var(--accent);
  animation: blink 0.8s steps(1) infinite;
  margin-left: 1px;
}

.hero p.lead {
  color: var(--text-dim);
  max-width: 620px;
  margin: 0 0 2rem;
  font-size: 1.05rem;
}

.btn-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  position: relative;
  z-index: 1;
  overflow: hidden;
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 8px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 0.95rem;
  transition: color 0.25s ease, border-color 0.25s ease;
}

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

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent-2);
  transform: translateX(-101%);
  transition: transform 0.3s ease;
  z-index: -1;
}

.btn-primary:hover::after {
  transform: translateX(0);
}

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

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

/* Marquee skill strip */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  gap: 2.5rem;
  padding: 0.9rem 0;
  width: max-content;
  animation: marquee 26s linear infinite;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.marquee-track span.sep {
  color: var(--accent);
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
  .brand .blink, .hero-typed .typed-caret { animation: none; }
}

/* Sections */
section {
  padding: 4.5rem 0;
}

section.alt {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-heading {
  margin-bottom: 2.5rem;
}

.section-heading h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.3rem);
  margin: 0 0 0.6rem;
}

.section-heading p {
  color: var(--text-dim);
  max-width: 560px;
  margin: 0;
}

.section-heading.center {
  text-align: center;
}

.section-heading.center p {
  margin: 0 auto;
}

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Cards grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.card {
  position: relative;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.85rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
}

.card:hover::before {
  transform: scaleX(1);
}

.card .tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  background: var(--accent-dim);
  padding: 0.2rem 0.55rem;
  border-radius: 5px;
  margin-bottom: 0.9rem;
}

.card .tag.soon {
  color: var(--accent-2);
  border-color: rgba(255, 79, 195, 0.3);
  background: rgba(255, 79, 195, 0.1);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  color: var(--text-dim);
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

.card .card-link {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
}

/* Placeholder note */
.placeholder {
  border: 1px dashed var(--border-strong);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

/* Contact form */
form.contact-form {
  max-width: 560px;
  display: grid;
  gap: 1rem;
}

form.contact-form label {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 0.3rem;
  display: block;
}

form.contact-form input,
form.contact-form textarea {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 0.9rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem; /* 16px: prevents iOS Safari auto-zoom on focus */
}

form.contact-form input:focus,
form.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

form.contact-form .form-note {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

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

/* Page hero (subpages) */
.page-hero {
  padding: 3.75rem 0 2.5rem;
}

.page-hero h1 {
  font-size: clamp(2rem, 4.5vw, 2.8rem);
  margin: 0 0 0.75rem;
}

.page-hero p {
  color: var(--text-dim);
  max-width: 600px;
  margin: 0;
}

@media (max-width: 760px) {
  .nav-toggle {
    display: flex;
  }

  .nav-inner {
    flex-wrap: wrap;
  }

  nav.main-nav {
    flex-basis: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  nav.main-nav.open {
    max-height: 420px;
  }

  nav.main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 0.75rem 0 1.25rem;
  }

  nav.main-nav a {
    display: block;
    padding: 0.7rem 0.25rem;
    font-size: 1rem;
  }

  .nav-cta {
    display: inline-block;
    text-align: center;
    margin-top: 0.25rem;
  }
}

@media (max-width: 420px) {
  .hero {
    padding: 4rem 0 2.5rem;
  }
  .btn {
    width: 100%;
    text-align: center;
  }
  .btn-row {
    flex-direction: column;
  }
}