/* =============================================================
   AESTHETIC DIRECTION: Dark Editorial Brutalism with Lime Pulse
   Deep charcoal canvas · Off-white type · Electric lime accent
   Typography: Syne (display) + JetBrains Mono (body/code)
   Layout: Grid-breaking asymmetry · Hard edges · Dense negative space
   ============================================================= */

/* Fonts loaded via <link> in each HTML head — no @import needed */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Colors */
  --clr-bg:        #0a0a0a;
  --clr-bg-raised: #111111;
  --clr-bg-card:   #161616;
  --clr-border:    #222222;
  --clr-text:      #f0ece4;
  --clr-text-muted:#888880;
  --clr-accent:    #c8f135;
  --clr-accent-dim:#8faa25;
  --clr-white:     #ffffff;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'JetBrains Mono', monospace;

  /* Fluid type scale */
  --text-xs:   clamp(0.65rem, 0.6rem + 0.25vw,  0.75rem);
  --text-sm:   clamp(0.8rem,  0.75rem + 0.25vw, 0.875rem);
  --text-base: clamp(0.9rem,  0.85rem + 0.25vw, 1rem);
  --text-lg:   clamp(1rem,    0.9rem + 0.5vw,   1.25rem);
  --text-xl:   clamp(1.25rem, 1rem + 1vw,       1.75rem);
  --text-2xl:  clamp(1.75rem, 1.25rem + 2vw,    2.75rem);
  --text-3xl:  clamp(2.5rem,  1.5rem + 4vw,     5rem);
  --text-hero: clamp(3.5rem,  1.5rem + 8vw,     9rem);

  /* Spacing */
  --sp-1:   0.25rem;
  --sp-2:   0.5rem;
  --sp-3:   0.75rem;
  --sp-4:   1rem;
  --sp-6:   1.5rem;
  --sp-8:   2rem;
  --sp-12:  3rem;
  --sp-16:  4rem;
  --sp-24:  6rem;
  --sp-32:  8rem;

  /* Grid */
  --container: 1280px;
  --gutter:    clamp(1.25rem, 5vw, 3rem);

  /* Radii */
  --radius-sm: 2px;
  --radius:    4px;
  --radius-lg: 8px;

  /* Transitions */
  --transition: 0.2s cubic-bezier(0.2, 0, 0.2, 1);
  --transition-slow: 0.45s cubic-bezier(0.2, 0, 0.2, 1);
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 300;
  line-height: 1.6;
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

/* ── Utilities ─────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Navigation ────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--clr-border);
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background var(--transition), transform var(--transition-slow);
}

.site-nav.nav--hidden {
  transform: translateY(-100%);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  gap: var(--sp-8);
}

.nav__logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  letter-spacing: -0.03em;
  color: var(--clr-text);
  flex-shrink: 0;
}

.nav__logo span {
  color: var(--clr-accent);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
}

.nav__link {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  padding: var(--sp-1) 0;
  position: relative;
  transition: color var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--clr-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

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

.nav__link[aria-current="page"]::after,
.nav__link:hover::after {
  transform: scaleX(1);
}

.nav__link[aria-current="page"] {
  color: var(--clr-accent);
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 2rem;
  height: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__toggle-bar {
  display: block;
  width: 1.25rem;
  height: 1.5px;
  background: var(--clr-text);
  transition: transform var(--transition), opacity var(--transition);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Page Offset ───────────────────────────────────────────── */
.page-content {
  padding-top: 3.5rem;
}

/* ── Mobile Nav ────────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav__toggle { display: flex; }

  .nav__links {
    display: none;
    position: fixed;
    top: 3.5rem;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--clr-bg);
    flex-direction: column;
    justify-content: center;
    gap: var(--sp-8);
    padding: var(--sp-12) var(--gutter);
  }

  .nav__links.is-open {
    display: flex;
  }

  .nav__link {
    font-size: var(--text-xl);
    letter-spacing: -0.01em;
    text-transform: none;
    font-family: var(--font-display);
    font-weight: 700;
  }
}

/* ── Footer ─────────────────────────────────────────────────  */
.site-footer {
  border-top: 1px solid var(--clr-border);
  padding-block: var(--sp-8);
  margin-top: var(--sp-32);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
}

.footer__links {
  display: flex;
  gap: var(--sp-6);
}

.footer__link {
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--clr-accent);
}

/* ── Hero Section ──────────────────────────────────────────── */
.hero {
  min-height: calc(100dvh - 3.5rem);
  display: grid;
  grid-template-rows: 1fr auto;
  padding-block: var(--sp-24) var(--sp-16);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(200,241,53,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 10% 80%, rgba(200,241,53,0.03) 0%, transparent 60%);
  pointer-events: none;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-8);
}

.hero__eyebrow::before {
  content: '';
  display: block;
  width: 1.5rem;
  height: 1px;
  background: var(--clr-accent);
}

.hero__headline {
  font-size: var(--text-hero);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  max-width: 14ch;
  margin-bottom: var(--sp-8);
}

.hero__headline .line--indent {
  padding-left: clamp(1.5rem, 8vw, 6rem);
}

.hero__headline .line--accent {
  -webkit-text-stroke: 2px var(--clr-accent);
  color: transparent;
}

.hero__body {
  max-width: 44ch;
  color: var(--clr-text-muted);
  font-size: var(--text-base);
  line-height: 1.7;
  margin-bottom: var(--sp-12);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.7em 1.6em;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.btn:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

.btn--primary {
  background: var(--clr-accent);
  color: var(--clr-bg);
  border-color: var(--clr-accent);
}

.btn--primary:hover {
  background: transparent;
  color: var(--clr-accent);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-text-muted);
  border-color: var(--clr-border);
}

.btn--ghost:hover {
  border-color: var(--clr-text-muted);
  color: var(--clr-text);
}

/* ── Stats Row ─────────────────────────────────────────────── */
.hero__stats {
  display: flex;
  gap: var(--sp-12);
  flex-wrap: wrap;
  padding-top: var(--sp-16);
  border-top: 1px solid var(--clr-border);
  margin-top: var(--sp-16);
}

.stat__value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-2xl);
  color: var(--clr-accent);
  display: block;
  line-height: 1;
  margin-bottom: var(--sp-1);
}

.stat__label {
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── About Strip ─────────────────────────────────────────────  */
.about-strip {
  padding-block: var(--sp-24);
  border-top: 1px solid var(--clr-border);
}

.about-strip__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: start;
}

.about-strip__label {
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-6);
}

.about-strip__heading {
  font-size: var(--text-2xl);
  margin-bottom: var(--sp-6);
}

.about-strip__text {
  color: var(--clr-text-muted);
  line-height: 1.75;
  font-size: var(--text-base);
}

.about-strip__text + .about-strip__text {
  margin-top: var(--sp-4);
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-6);
}

.skill-tag {
  padding: 0.25em 0.75em;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  transition: border-color var(--transition), color var(--transition);
}

.skill-tag:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

@media (max-width: 768px) {
  .about-strip__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-8);
  }
}

/* ── Section Labels & Headings ─────────────────────────────── */
.section-label {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-8);
}

.section-label::before {
  content: '';
  display: block;
  width: 1.5rem;
  height: 1px;
  background: var(--clr-accent);
  flex-shrink: 0;
}

/* ── Projects Page ─────────────────────────────────────────── */
.projects-hero {
  padding-block: var(--sp-24) var(--sp-16);
  border-bottom: 1px solid var(--clr-border);
}

.projects-hero__heading {
  font-size: var(--text-3xl);
  margin-bottom: var(--sp-4);
}

.projects-hero__sub {
  color: var(--clr-text-muted);
  font-size: var(--text-base);
  max-width: 52ch;
}

/* Filter bar */
.filter-bar {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  padding-block: var(--sp-8);
  border-bottom: 1px solid var(--clr-border);
}

.filter-btn {
  padding: 0.4em 1em;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.is-active {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: rgba(200, 241, 53, 0.05);
}

.filter-btn:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 2px;
}

/* Projects grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr));
  gap: 1px;
  background: var(--clr-border);
  margin-top: var(--sp-1);
}

/* Project Card */
.project-card {
  background: var(--clr-bg);
  padding: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  transition: background var(--transition);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(200,241,53,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover {
  background: var(--clr-bg-card);
}

.project-card:hover::before {
  opacity: 1;
}

.card__number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  letter-spacing: 0.1em;
  opacity: 0.4;
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.card__desc {
  color: var(--clr-text-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
  flex: 1;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.card__tag {
  font-size: var(--text-xs);
  color: var(--clr-accent-dim);
  letter-spacing: 0.06em;
  border: 1px solid rgba(200,241,53,0.2);
  padding: 0.15em 0.6em;
  border-radius: var(--radius-sm);
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--clr-border);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  transition: color var(--transition);
}

.card__link:hover {
  color: var(--clr-accent);
}

.card__link svg {
  display: inline;
  width: 0.85em;
  height: 0.85em;
  transition: transform var(--transition);
}

.card__link:hover svg {
  transform: translate(2px, -2px);
}

.card__status {
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--clr-text-muted);
  opacity: 0.5;
}

.card__status--live {
  color: var(--clr-accent);
  opacity: 1;
}

.card__status--live::before {
  content: '● ';
}

/* ── Contact Page ────────────────────────────────────────────  */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--sp-16);
  padding-block: var(--sp-24);
  align-items: start;
}

@media (max-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--sp-12);
    padding-block: var(--sp-12);
  }
}

.contact-info__heading {
  font-size: var(--text-3xl);
  margin-bottom: var(--sp-6);
}

.contact-info__sub {
  color: var(--clr-text-muted);
  line-height: 1.75;
  margin-bottom: var(--sp-12);
  max-width: 36ch;
}

.contact-info__availability {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-12);
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  font-size: var(--text-sm);
  transition: all var(--transition);
  letter-spacing: 0.04em;
}

.social-link:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: rgba(200,241,53,0.04);
}

.social-link__arrow {
  opacity: 0;
  transform: translateX(-6px);
  transition: all var(--transition);
  font-size: var(--text-xs);
}

.social-link:hover .social-link__arrow {
  opacity: 1;
  transform: translateX(0);
}

/* Contact form */
.contact-form {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  padding: var(--sp-12);
}

.form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}

@media (max-width: 480px) {
  .form__grid { grid-template-columns: 1fr; }
  .contact-form { padding: var(--sp-6); }
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.form__group--full {
  grid-column: 1 / -1;
}

.form__label {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}

.form__input,
.form__textarea {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  padding: 0.75em 1em;
  font-size: var(--text-base);
  color: var(--clr-text);
  width: 100%;
  transition: border-color var(--transition);
  border-radius: var(--radius-sm);
  resize: vertical;
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--clr-accent);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--clr-text-muted);
  opacity: 0.4;
}

.form__textarea {
  min-height: 8rem;
}

.form__submit {
  margin-top: var(--sp-4);
  width: 100%;
  justify-content: center;
}

/* Success / error message */
.form-message {
  display: none;
  margin-top: var(--sp-6);
  padding: var(--sp-4) var(--sp-6);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  border-left: 3px solid transparent;
}

.form-message--success {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: rgba(200,241,53,0.06);
}

.form-message--error {
  border-color: #e55;
  color: #e77;
  background: rgba(238,85,85,0.06);
}

.form-message.is-visible {
  display: block;
}

/* ── Scroll Reveal (JS-driven) ─────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s cubic-bezier(0.2, 0, 0.2, 1),
              transform 0.55s cubic-bezier(0.2, 0, 0.2, 1);
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ── Page Entry Sequence ───────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  /* Curtain that lifts on load */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--clr-bg);
    z-index: 9998;
    transform: scaleY(1);
    transform-origin: top;
    animation: curtain-lift 0.7s cubic-bezier(0.76, 0, 0.24, 1) 0.15s forwards;
    pointer-events: none;
  }

  @keyframes curtain-lift {
    to { transform: scaleY(0); transform-origin: top; }
  }

  /* Nav slides down after curtain */
  .site-nav {
    animation: nav-enter 0.5s cubic-bezier(0.2, 0, 0.2, 1) 0.6s both;
  }

  @keyframes nav-enter {
    from { transform: translateY(-100%); opacity: 0; }
    to   { transform: translateY(0);     opacity: 1; }
  }

  /* Hero eyebrow fades in */
  .hero__eyebrow {
    animation: fade-up 0.5s cubic-bezier(0.2, 0, 0.2, 1) 0.75s both;
  }

  .hero__body {
    animation: fade-up 0.5s cubic-bezier(0.2, 0, 0.2, 1) 0.95s both;
  }

  .hero__cta {
    animation: fade-up 0.5s cubic-bezier(0.2, 0, 0.2, 1) 1.05s both;
  }

  .hero__stats {
    animation: fade-up 0.5s cubic-bezier(0.2, 0, 0.2, 1) 1.15s both;
  }

  @keyframes fade-up {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: none; }
  }
}

/* ── Custom Cursor (desktop only) ─────────────────────────── */
@media (hover: hover) and (pointer: fine) {
  body { cursor: none; }

  .cursor {
    position: fixed;
    top: 0; left: 0;
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--clr-accent);
    pointer-events: none;
    z-index: 99999;
    transition: transform 0.15s ease, width 0.2s ease, height 0.2s ease, margin 0.2s ease;
    will-change: transform;
  }

  .cursor-ring {
    position: fixed;
    top: 0; left: 0;
    width: 32px; height: 32px;
    border-radius: 50%;
    border: 1px solid rgba(200, 241, 53, 0.35);
    pointer-events: none;
    z-index: 99998;
    will-change: transform;
    transition: border-color 0.2s ease;
  }

  body:has(a:hover, button:hover) .cursor-ring {
    border-color: rgba(200, 241, 53, 0.7);
  }

  body:has(a:hover, button:hover) .cursor {
    transform: scale(1.6);
    background: var(--clr-accent-dim);
  }
}

/* ── Parallax Gradient (subtle background shift on scroll) ── */
.hero::after {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  right: -10%;
  top: 10%;
  background: radial-gradient(ellipse at center, rgba(200,241,53,0.07) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  will-change: transform;
  transform: translateY(var(--parallax-y, 0));
  transition: transform 0.05s linear;
}

/* ── Card hover lift ────────────────────────────────────────  */
@media (hover: hover) and (pointer: fine) {
  .project-card {
    transition: background var(--transition), transform 0.35s cubic-bezier(0.2,0,0.2,1);
  }

  .project-card:hover {
    transform: translateY(-3px);
  }

  .social-link {
    transition: all var(--transition), transform 0.3s cubic-bezier(0.2,0,0.2,1);
  }

  .social-link:hover {
    transform: translateX(6px);
  }
}

/* ── Typing cursor blink on hero eyebrow ────────────────────  */
.hero__eyebrow::after {
  content: '_';
  color: var(--clr-accent);
  animation: blink 1.1s step-end infinite;
  margin-left: 1px;
}

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

/* ── Noise Overlay ─────────────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: overlay;
}

/* ── Engineering: Responsive safety ───────────────────────── */
/* Prevent horizontal overflow at any viewport */
@media (max-width: 375px) {
  .hero__headline {
    /* tighten the indent on very small screens */
    --hero-indent: 0.75rem;
  }

  .hero__headline .line--indent {
    padding-left: 0.75rem;
  }

  .hero__stats {
    gap: var(--sp-6);
  }

  .btn {
    padding: 0.65em 1.2em;
  }
}

/* ── Focus-visible: skip link becomes visible when focused ── */
.sr-only:focus-visible {
  position: fixed;
  top: var(--sp-4);
  left: var(--sp-4);
  width: auto;
  height: auto;
  padding: var(--sp-2) var(--sp-4);
  clip: auto;
  white-space: normal;
  background: var(--clr-accent);
  color: var(--clr-bg);
  font-weight: 500;
  font-size: var(--text-sm);
  z-index: 99999;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

/* ── High-contrast mode support ─────────────────────────────  */
@media (forced-colors: active) {
  .btn--primary {
    forced-color-adjust: none;
    background: ButtonText;
    color: ButtonFace;
    border-color: ButtonText;
  }

  .nav__link[aria-current="page"] {
    text-decoration: underline;
  }

  .availability-dot { forced-color-adjust: none; }
}

/* ── Print styles ─────────────────────────────────────────── */
@media print {
  .site-nav, .hero__cta, .filter-bar, .cursor, .cursor-ring { display: none !important; }
  body { background: #fff; color: #000; }
  a { text-decoration: underline; }
  .project-card { break-inside: avoid; border: 1px solid #ccc; }
}