/* LJ Games landing — page-level styles */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-ui);
  overflow-x: hidden;
}

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

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

/* Scrollbar restraint */
::selection { background: var(--dc-yellow); color: var(--hanji-900); }

/* Section base */
.section {
  position: relative;
  padding: 96px 48px;
}
@media (max-width: 960px) {
  .section { padding: 72px 32px; }
}
@media (max-width: 720px) {
  .section { padding: 56px 18px; }
}
@media (max-width: 420px) {
  .section { padding: 44px 14px; }
}

.container {
  max-width: 1240px;
  margin: 0 auto;
}

/* Hanji texture backing — soft */
.hanji-bg {
  background-image: url("design-system/assets/hanji-texture.svg");
  background-size: 240px;
  background-repeat: repeat;
}

/* Pixel rendering on screenshots and sprite art */
.pixelated { image-rendering: pixelated; image-rendering: crisp-edges; }

/* Sharp pixel card */
.pixel-card {
  background: var(--bg-raised);
  border: 1px solid var(--border-ink);
  box-shadow: 4px 4px 0 0 var(--border-ink);
  transition: transform 120ms steps(2), box-shadow 120ms;
}
.pixel-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 var(--border-ink);
}

/* Kicker */
.kicker {
  font-family: var(--font-pixel);
  font-size: 12px;
  letter-spacing: 0.16em;
  font-weight: 700;
  text-transform: uppercase;
}

/* Pixel tag */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-pixel);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 9px;
  border: 1px solid var(--border-ink);
  background: var(--bg-raised);
  color: var(--fg);
  line-height: 1;
  white-space: nowrap;
}
.tag.solid-red { background: var(--dc-red); color: #fff; }
.tag.solid-blue { background: var(--dc-blue); color: #fff; }
.tag.solid-green { background: var(--dc-green); color: #fff; }
.tag.solid-ink { background: var(--hanji-900); color: var(--hanji-50); }
.tag.solid-yellow { background: var(--dc-yellow); color: var(--hanji-900); }

/* Pixel button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-pixel);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 22px;
  border: 1px solid var(--border-ink);
  background: var(--bg-raised);
  color: var(--fg);
  cursor: pointer;
  user-select: none;
  line-height: 1;
  transition: transform 80ms steps(2), background 120ms;
  box-shadow: inset 0 -3px 0 0 var(--hanji-300);
}
.btn:active { transform: translate(2px, 2px); box-shadow: none; }
.btn.lg { font-size: 16px; padding: 16px 28px; }
.btn.sm { font-size: 11px; padding: 6px 12px; }
.btn.primary { background: var(--dc-red); color: #fff; box-shadow: inset 0 -3px 0 0 var(--dc-red-deep); }
.btn.ink { background: var(--hanji-900); color: var(--hanji-50); box-shadow: inset 0 -3px 0 0 #000; }
.btn.gem { background: var(--gem-emerald); color: #fff; box-shadow: inset 0 -3px 0 0 #1f7a52; }
.btn.ghost { background: transparent; box-shadow: none; }

/* Pixel dot pattern background */
.dot-grid {
  background-image: radial-gradient(var(--hanji-300) 1px, transparent 1px);
  background-size: 16px 16px;
}

/* Scan-line overlay for darker sections */
.scanlines {
  position: relative;
}
.scanlines::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 3px,
    rgba(0,0,0,0.05) 3px,
    rgba(0,0,0,0.05) 4px
  );
  mix-blend-mode: multiply;
}

/* Floating animation for hero art */
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
@keyframes floatYDelay {
  0%, 100% { transform: translateY(-3px); }
  50% { transform: translateY(3px); }
}
@keyframes blink {
  0%, 90% { opacity: 1; }
  93%, 97% { opacity: 0; }
  100% { opacity: 1; }
}
@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.float-1 { animation: floatY 3.2s steps(8) infinite; }
.float-2 { animation: floatYDelay 2.6s steps(8) infinite; }
.blink { animation: blink 2s steps(1) infinite; }

/* Pixel cursor block */
.caret {
  display: inline-block;
  width: 0.6em;
  height: 1em;
  background: currentColor;
  vertical-align: -0.1em;
  margin-left: 4px;
  animation: blink 1.1s steps(1) infinite;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 400ms ease, transform 400ms cubic-bezier(.4,0,.2,1);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* Game showcase hero */
.game-hero {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border-ink);
  border-bottom: 1px solid var(--border-ink);
}

/* Section divider — dancheong band */
.dancheong-divider {
  height: 16px;
  background-image: url("design-system/assets/dancheong-band.svg");
  background-size: 240px 16px;
  background-repeat: repeat-x;
  image-rendering: pixelated;
}

/* Marquee */
.marquee {
  display: flex;
  overflow: hidden;
  border-top: 1px solid var(--border-ink);
  border-bottom: 1px solid var(--border-ink);
  background: var(--hanji-900);
  color: var(--hanji-50);
}
.marquee-track {
  display: flex;
  flex-shrink: 0;
  gap: 48px;
  padding: 14px 24px;
  animation: ticker 32s linear infinite;
  white-space: nowrap;
  font-family: var(--font-pixel);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.marquee-track > span { display: inline-flex; align-items: center; gap: 12px; }

/* Screenshot frame */
.shot-frame {
  position: relative;
  background: #000;
  border: 1px solid var(--border-ink);
  box-shadow: 6px 6px 0 0 var(--border-ink);
  overflow: hidden;
}
.shot-frame img { display: block; width: 100%; height: 100%; object-fit: cover; image-rendering: pixelated; }

/* Phone frame (vertical) */
.phone-frame {
  position: relative;
  width: 220px;
  aspect-ratio: 9 / 18;
  background: #000;
  border: 2px solid var(--border-ink);
  border-radius: 18px;
  padding: 6px;
  box-shadow: 6px 6px 0 0 var(--border-ink);
  overflow: hidden;
  flex-shrink: 0;
}
.phone-frame::before {
  content: "";
  position: absolute;
  top: 8px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 6px;
  background: #000;
  border-radius: 4px;
  z-index: 2;
}
.phone-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: 12px;
  image-rendering: pixelated;
}

/* Stat block */
.stat-num {
  font-family: var(--font-display);
  font-size: 56px;
  line-height: 1;
  color: var(--fg);
}
.stat-label {
  font-family: var(--font-pixel);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-top: 8px;
}

/* Inline pixel chip with gem dot */
.gem-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-pixel);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.gem-chip::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--gem-color, var(--dc-red));
  border: 1px solid var(--border-ink);
  display: inline-block;
}

/* ============================================================
   Mobile responsive overrides
   Targets containers carrying inline grid/flex styles in JSX.
   `!important` is required because React inline styles win otherwise.
   Breakpoints:
     960px — tablet (2-col → 1-col where the layout demands it)
     720px — phone
     420px — small phone
   ============================================================ */

/* HEADER */
@media (max-width: 720px) {
  .lj-header { padding: 0 16px !important; gap: 10px !important; }
  .lj-nav { display: none !important; }
  .lj-header-actions { gap: 8px !important; }
}
@media (max-width: 420px) {
  .lj-header-actions .btn.sm { padding: 6px 10px !important; font-size: 10px !important; }
}

/* HERO */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr !important;
    gap: 36px !important;
  }
  .hero-art { height: 360px !important; }
}
@media (max-width: 720px) {
  .hero-section { padding-top: 32px !important; padding-bottom: 48px !important; }
  .hero-headline { white-space: normal !important; }
  .hero-art { height: 280px !important; }
}
.hero-headline { /* always allow wrapping below the inline nowrap */ }
@media (max-width: 960px) {
  .hero-headline { white-space: normal !important; }
}

/* HERO COLLAGE — simplify on phone, hide secondary pieces */
@media (max-width: 720px) {
  .hero-collage-back { width: 96% !important; left: 0 !important; top: 8px !important; }
  .hero-collage-middle { width: 80% !important; top: auto !important; bottom: 0 !important; right: 0 !important; }
  .hero-collage-phone { display: none !important; }
  .hero-collage-detail { display: none !important; }
}

/* STATS STRIP */
@media (max-width: 720px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
  }
  .stat-num { font-size: 40px !important; }
}

/* HANYANG SHOWCASE */
@media (max-width: 960px) {
  .hanyang-grid {
    grid-template-columns: 1fr !important;
    gap: 36px !important;
    padding: 32px 32px 64px !important;
  }
  .hanyang-eyebrow { padding: 56px 32px 0 !important; }
}
@media (max-width: 720px) {
  .hanyang-grid {
    padding: 28px 18px 56px !important;
    gap: 28px !important;
  }
  .hanyang-eyebrow { padding: 48px 18px 0 !important; }
  .hanyang-features {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
}

/* HANYANG MOSAIC — replace 110px row heights with aspect ratios */
@media (max-width: 720px) {
  .hanyang-mosaic {
    grid-template-columns: 1fr 1fr !important;
    grid-template-rows: auto !important;
    gap: 10px !important;
  }
  .hanyang-mosaic > * {
    grid-column: auto !important;
    grid-row: auto !important;
    aspect-ratio: 16 / 10;
  }
  .hanyang-mosaic > *:first-child {
    grid-column: 1 / span 2 !important;
    aspect-ratio: 16 / 9;
  }
}

/* GEM TD SHOWCASE */
@media (max-width: 960px) {
  .gemtd-grid {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
    padding: 24px 32px 56px !important;
  }
  .gemtd-eyebrow { padding: 56px 32px 0 !important; }
}
@media (max-width: 720px) {
  .gemtd-grid {
    padding: 20px 18px 48px !important;
    gap: 32px !important;
  }
  .gemtd-eyebrow { padding: 48px 18px 0 !important; }
  .gemtd-features {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
  .gemtd-stat-overlay {
    right: -8px !important;
    bottom: -12px !important;
    padding: 10px 12px !important;
  }
}

/* GEM TD STRIP — 6-col is unreadable on phone */
@media (max-width: 960px) {
  .gemtd-strip {
    padding: 0 32px 56px !important;
  }
  .gemtd-strip-grid {
    grid-template-columns: repeat(3, 1fr) !important;
  }
}
@media (max-width: 720px) {
  .gemtd-strip {
    padding: 0 18px 48px !important;
  }
  .gemtd-strip-grid {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 8px !important;
  }
}
@media (max-width: 420px) {
  .gemtd-strip-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

/* COMING NEXT */
@media (max-width: 960px) {
  .coming-grid {
    grid-template-columns: 1fr !important;
    gap: 32px !important;
  }
}

/* ABOUT */
@media (max-width: 960px) {
  .about-pillars {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
}

/* DEVLOG */
@media (max-width: 960px) {
  .devlog-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
}
@media (max-width: 720px) {
  .devlog-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 12px !important;
  }
}

/* CONTACT CTA */
@media (max-width: 960px) {
  .contact-grid {
    grid-template-columns: 1fr !important;
    gap: 28px !important;
  }
}

/* FOOTER */
@media (max-width: 960px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr !important;
    gap: 32px 24px !important;
    padding: 56px 32px 24px !important;
  }
  .footer-grid > *:first-child {
    grid-column: 1 / -1 !important;
  }
}
@media (max-width: 720px) {
  .footer-grid {
    padding: 44px 18px 20px !important;
  }
  .footer-meta {
    padding: 16px 18px !important;
    flex-direction: column !important;
    gap: 8px !important;
    align-items: flex-start !important;
    text-align: left !important;
  }
}

/* MARQUEE */
@media (max-width: 720px) {
  .marquee-track {
    padding: 12px 16px !important;
    font-size: 11px !important;
    gap: 28px !important;
  }
}

/* TWEAKS PANEL — hide the floating dev panel on mobile.
   It's positioned fixed at 280px wide and obscures content on small screens. */
@media (max-width: 720px) {
  .twk-panel { display: none !important; }
}