/* ============================================================
   Nik0 — Portfolio
   Style system derived from DESIGN.md (Vana reference)
   ============================================================ */

:root {
  /* Colors */
  --color-electric-indigo: #0000ff;
  --color-cobalt-pulse: #4141fc;
  --color-periwinkle-veil: #8b8bfe;
  --color-lime-beacon: #7fd579;
  --color-orchid-whisper: #d896ff;
  --color-midnight-void: #0d0d0d;
  --color-carbon-panel: #161616;
  --color-graphite-lift: #252525;
  --color-steel-hover: #3b3b3b;
  --color-pure-signal: #ffffff;
  --color-soft-mist: #eaeaea;
  --color-charcoal: #333333;
  --color-warm-filament: #b8ad97;

  /* Type */
  --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-pixel: 'JetBrains Mono', ui-monospace, "SFMono-Regular", Menlo, monospace;

  --text-caption: 10px;
  --text-body-lg: 16px;
  --text-subheading: 24px;
  --text-display: 64px;

  /* Spacing */
  --spacing-8: 8px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-48: 48px;
  --spacing-64: 64px;
  --spacing-88: 88px;
  --spacing-96: 96px;

  /* Layout */
  --page-max-width: 1200px;
  --section-gap: 48px;
  --card-padding: 24px;

  /* Radius */
  --radius-sm: 2px;
  --radius-full: 1440px;

  --hairline: rgba(255, 255, 255, 0.12);
  --hairline-strong: rgba(255, 255, 255, 0.2);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--color-midnight-void);
  color: var(--color-soft-mist);
  font-family: var(--font-sans);
  font-size: var(--text-body-lg);
  line-height: 1.5;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

a { color: inherit; text-decoration: none; }
b { color: var(--color-pure-signal); font-weight: 700; }

::selection { background: var(--color-electric-indigo); color: var(--color-pure-signal); }

/* ---------- ASCII background texture ---------- */
#ascii-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  margin: 0;
  padding: 0;
  font-family: var(--font-pixel);
  font-size: 11px;
  line-height: 11px;
  letter-spacing: 1px;
  color: var(--color-electric-indigo);
  opacity: 0.14;
  white-space: pre;
  overflow: hidden;
  pointer-events: none;
  user-select: none;
  mask-image: radial-gradient(ellipse 120% 90% at 70% 10%, #000 0%, rgba(0,0,0,0.5) 45%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 120% 90% at 70% 10%, #000 0%, rgba(0,0,0,0.5) 45%, transparent 80%);
}

/* keep all real content above the texture */
.nav, main, .footer { position: relative; z-index: 1; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13, 13, 13, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.nav-inner {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 18px var(--spacing-24);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--color-pure-signal);
}
.logo-caret { color: var(--color-electric-indigo); animation: blink 1.1s steps(1) infinite; }
.logo.small { font-size: 15px; }

.nav-links { display: flex; align-items: center; gap: var(--spacing-24); }

.pixel-link {
  font-family: var(--font-pixel);
  font-size: 11px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-soft-mist);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: color 0.18s ease;
}
.pixel-link:hover { color: var(--color-pure-signal); }
.pixel-link .dot { color: var(--color-electric-indigo); transition: color 0.18s ease; }
.pixel-link:hover .dot { color: var(--color-lime-beacon); }
.dot.lime { color: var(--color-lime-beacon); }

.lang-toggle {
  font-family: var(--font-pixel);
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  gap: 1px;
  border: 1px solid var(--hairline-strong);
  color: var(--color-soft-mist);
  padding: 4px 7px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.02em;
}
.lang-opt {
  font: inherit;
  background: transparent;
  border: 0;
  color: inherit;
  cursor: pointer;
  padding: 1px 3px;
  opacity: 0.45;
  transition: opacity 0.18s ease, color 0.18s ease;
}
.lang-opt:hover { opacity: 0.85; }
.lang-opt.is-active { opacity: 1; color: var(--color-pure-signal); }
.lang-sep { opacity: 0.3; }

/* ============================================================
   Shared section scaffolding
   ============================================================ */
.section {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: var(--spacing-96) var(--spacing-24);
}
.kicker, .band-kicker {
  font-family: var(--font-pixel);
  font-size: var(--text-caption);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-periwinkle-veil);
  display: block;
  margin-bottom: var(--spacing-16);
}
.section-head { margin-bottom: var(--spacing-48); max-width: 720px; }
.subheading {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-pure-signal);
}
.section-sub { margin-top: var(--spacing-16); color: var(--color-soft-mist); max-width: 560px; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: clamp(48px, 9vh, 96px) var(--spacing-24) var(--spacing-96);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: var(--spacing-64);
  align-items: center;
  min-height: 70vh;
}
.eyebrow {
  font-family: var(--font-pixel);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--color-soft-mist);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-24);
  border: 1px solid var(--hairline);
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  background: rgba(22, 22, 22, 0.55);
}
.display {
  font-size: clamp(32px, 5.2vw, 62px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--color-pure-signal);
  max-width: 18ch;
}
.nowrap { white-space: nowrap; }
.hero-sub {
  margin-top: var(--spacing-24);
  font-size: 17px;
  line-height: 1.55;
  color: var(--color-soft-mist);
  max-width: 46ch;
}

/* Buttons */
.cta-row { display: flex; flex-wrap: wrap; gap: var(--spacing-16); margin-top: var(--spacing-32); }
.btn {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
  padding: 13px 22px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
  border: 1px solid transparent;
}
.btn:active { transform: translateY(1px); }
.btn-filled { background: var(--color-electric-indigo); color: var(--color-pure-signal); }
.btn-filled:hover { background: var(--color-cobalt-pulse); }
.btn-filled .arrow { transition: transform 0.18s ease; }
.btn-filled:hover .arrow { transform: translateX(4px); }
.btn-ghost { background: transparent; border-color: var(--color-periwinkle-veil); color: var(--color-pure-signal); }
.btn-ghost:hover { border-color: var(--color-pure-signal); background: rgba(255,255,255,0.04); }

.hero-meta {
  margin-top: var(--spacing-32);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-24);
  font-family: var(--font-pixel);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--color-soft-mist);
}
.meta-tag { display: inline-flex; align-items: center; gap: 8px; }
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-lime-beacon);
  box-shadow: 0 0 0 0 rgba(127, 213, 121, 0.6);
  animation: pulse 2s infinite;
}
#typed-status { color: var(--color-periwinkle-veil); }
.type-caret { color: var(--color-lime-beacon); animation: blink 1s steps(1) infinite; }

/* Avatar */
.hero-avatar { display: flex; flex-direction: column; align-items: center; gap: var(--spacing-16); }
.avatar-ring {
  position: relative;
  width: min(360px, 80vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 42%, #ff2b2b 0%, #d31616 52%, #7a0d0d 100%);
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08), 0 0 60px rgba(255, 30, 30, 0.18);
  overflow: hidden;
  animation: floaty 6s ease-in-out infinite;
}
.avatar-ring::after { /* scanline sheen */
  content: "";
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,0.10) 0 2px, transparent 2px 4px);
  mix-blend-mode: multiply;
  pointer-events: none;
}
#pixel-canvas { width: 100%; height: 100%; image-rendering: pixelated; position: relative; z-index: 1; }
.avatar-coords {
  font-family: var(--font-pixel);
  font-size: 11px;
  color: var(--color-soft-mist);
  display: inline-flex; align-items: center; gap: 6px;
  letter-spacing: 0.02em;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--spacing-48);
}
.about-lead { font-size: clamp(20px, 2.4vw, 26px); line-height: 1.35; color: var(--color-pure-signal); font-weight: 500; letter-spacing: -0.01em; }
.about-body { color: var(--color-soft-mist); font-size: 16px; line-height: 1.65; align-self: end; }

/* ============================================================
   CARDS
   ============================================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-16);
}
.card {
  background: var(--color-carbon-panel);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  padding: var(--spacing-32) var(--spacing-24) var(--spacing-24);
  position: relative;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  min-height: 240px;
  display: flex;
  flex-direction: column;
}
.card:hover { background: var(--color-graphite-lift); border-color: var(--hairline-strong); transform: translateY(-3px); }
.card-icon { color: var(--color-pure-signal); width: 34px; height: 34px; margin-bottom: var(--spacing-24); transition: color 0.2s ease; }
.card-icon svg { width: 100%; height: 100%; }
.card:hover .card-icon { color: var(--color-periwinkle-veil); }
.card-no {
  position: absolute; top: var(--spacing-24); right: var(--spacing-24);
  font-family: var(--font-pixel); font-size: 11px; color: var(--color-charcoal);
}
.card-title { font-size: 18px; font-weight: 700; color: var(--color-pure-signal); letter-spacing: -0.01em; margin-bottom: 10px; }
.card-desc { font-size: 14px; line-height: 1.55; color: var(--color-soft-mist); margin-top: auto; }

/* ============================================================
   WORK
   ============================================================ */
.work-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--spacing-16); }
.work-card {
  background: var(--color-carbon-panel);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  padding: var(--spacing-32);
  display: flex;
  flex-direction: column;
  min-height: 280px;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.work-feature {
  background:
    linear-gradient(135deg, rgba(0,0,255,0.10), rgba(22,22,22,0.2) 55%),
    var(--color-carbon-panel);
  border-color: rgba(65, 65, 252, 0.35);
}
.work-card:hover { transform: translateY(-3px); border-color: var(--hairline-strong); }
.work-feature:hover { border-color: var(--color-cobalt-pulse); }
.work-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--spacing-48); }
.work-tag {
  font-family: var(--font-pixel); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-periwinkle-veil);
  border: 1px solid rgba(139, 139, 254, 0.4);
  padding: 5px 9px; border-radius: var(--radius-sm);
}
.work-tag.soon { color: var(--color-charcoal); border-color: var(--hairline); }
.work-link { color: var(--color-electric-indigo); font-size: 20px; transition: transform 0.2s ease; }
.work-feature:hover .work-link { transform: translate(3px,-3px); color: var(--color-cobalt-pulse); }
.work-name { font-size: clamp(22px, 2.6vw, 30px); font-weight: 700; color: var(--color-pure-signal); letter-spacing: -0.02em; margin-bottom: 12px; }
.work-feature .work-name { font-size: clamp(28px, 3.4vw, 40px); }
.work-desc { font-size: 14px; line-height: 1.55; color: var(--color-soft-mist); max-width: 42ch; }
.work-url { font-family: var(--font-pixel); font-size: 12px; color: var(--color-lime-beacon); margin-top: auto; padding-top: var(--spacing-24); }
.work-soon .work-url { color: var(--color-charcoal); }
.work-soon .work-name { color: var(--color-soft-mist); }

/* ============================================================
   CONTACT BAND
   ============================================================ */
.band {
  background: var(--color-electric-indigo);
  margin-top: var(--spacing-48);
}
.band-inner {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: var(--spacing-88) var(--spacing-24);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-48);
  align-items: center;
}
.band .band-kicker { color: rgba(255,255,255,0.7); }
.band-title { font-size: clamp(26px, 3.6vw, 40px); font-weight: 700; color: var(--color-pure-signal); letter-spacing: -0.02em; line-height: 1.1; }
.band-sub { margin-top: var(--spacing-16); color: rgba(255,255,255,0.82); font-size: 16px; max-width: 42ch; }
.band-links { display: flex; flex-direction: column; gap: 2px; }
.contact-link {
  display: flex; justify-content: space-between; align-items: baseline; gap: var(--spacing-16);
  padding: var(--spacing-20) 0;
  border-top: 1px solid rgba(255,255,255,0.22);
  transition: padding 0.18s ease;
}
.contact-link:last-child { border-bottom: 1px solid rgba(255,255,255,0.22); }
.contact-link:hover { padding-left: 10px; }
.contact-label { font-family: var(--font-pixel); font-size: 11px; letter-spacing: 0.1em; color: rgba(255,255,255,0.7); }
.contact-val { font-family: var(--font-sans); font-weight: 700; font-size: clamp(15px, 1.8vw, 19px); color: var(--color-pure-signal); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { border-top: 1px solid rgba(255,255,255,0.1); }
.footer-inner {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: var(--spacing-32) var(--spacing-24);
  display: flex; align-items: center; justify-content: space-between; gap: var(--spacing-16);
  flex-wrap: wrap;
}
.footer-meta { font-family: var(--font-pixel); font-size: 11px; color: var(--color-charcoal); }
.footer-socials { display: flex; gap: var(--spacing-16); }

/* ============================================================
   Reveal on scroll
   ============================================================ */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============================================================
   Animations
   ============================================================ */
@keyframes blink { 0%, 60% { opacity: 1; } 61%, 100% { opacity: 0; } }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(127, 213, 121, 0.6); }
  70% { box-shadow: 0 0 0 7px rgba(127, 213, 121, 0); }
  100% { box-shadow: 0 0 0 0 rgba(127, 213, 121, 0); }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--spacing-48); min-height: 0; }
  .hero-avatar { order: -1; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .work-grid { grid-template-columns: 1fr 1fr; }
  .work-feature { grid-column: 1 / -1; }
  .about-grid { grid-template-columns: 1fr; gap: var(--spacing-24); }
  .band-inner { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .section, .hero { padding-left: var(--spacing-20); padding-right: var(--spacing-20); }
  .section { padding-top: var(--spacing-64); padding-bottom: var(--spacing-64); }
  .nav-inner { padding: 16px var(--spacing-20); }
  .nav-links { gap: 12px; }
  /* hide section anchors on phones — it's a one-pager, users scroll; keeps the lang switcher in view */
  .nav-links .pixel-link { display: none; }
  .lang-opt { padding: 4px 6px; }            /* bigger touch targets */
  .display { font-size: clamp(30px, 8.4vw, 46px); }
  .hero-sub { font-size: 16px; }
  .cards-grid { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: 1fr; }
  .work-card { min-height: 0; }
  .hero-meta { flex-direction: column; align-items: flex-start; gap: 10px; }
  .footer-inner { gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}