/* ============================================================
   Portfolio — section styles
   ============================================================ */

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background 0.35s ease, border-color 0.35s ease, backdrop-filter 0.35s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 2px;
}
.logo .br { color: var(--accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--accent); }
.nav-links a .idx { color: var(--faint); margin-right: 6px; font-size: 11px; }
.nav-right { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, transform 0.2s;
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 500;
  padding: 10px 18px;
  border-radius: 10px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.25s ease, background 0.2s, border-color 0.2s, color 0.2s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
  box-shadow: 0 8px 24px -10px color-mix(in srgb, var(--accent) 80%, transparent);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px -10px color-mix(in srgb, var(--accent) 75%, transparent); }
.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.nav-burger { display: none; }

/* ---------- SECTION SHELL ---------- */
.section { padding: 120px 0; position: relative; }
.section-head { margin-bottom: 56px; }
.section-title {
  font-size: clamp(34px, 5vw, 56px);
  margin-top: 14px;
  letter-spacing: -0.03em;
}
.section-lead { color: var(--muted); font-size: 18px; max-width: 52ch; margin-top: 14px; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  padding-top: 132px;
  padding-bottom: 96px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 75% at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 75% at 50% 30%, #000 0%, transparent 78%);
  opacity: 0.6;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  width: 720px; height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 68%);
  filter: blur(20px);
  top: -180px; right: -140px;
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; width: 100%; }

.hero-two {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero-hi {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 15px;
  margin-bottom: 18px;
  display: inline-flex; align-items: center; gap: 10px;
}
.hero-hi .wave { display: inline-block; animation: wave 2.4s ease-in-out infinite; transform-origin: 70% 70%; }
@keyframes wave { 0%,60%,100%{transform:rotate(0)} 10%{transform:rotate(14deg)} 20%{transform:rotate(-8deg)} 30%{transform:rotate(14deg)} 40%{transform:rotate(-4deg)} }
.hero-name {
  font-size: clamp(52px, 9vw, 112px);
  line-height: 0.92;
  letter-spacing: -0.045em;
  margin-bottom: 22px;
}
.hero-role {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 26px);
  font-weight: 500;
  color: var(--text);
  margin-bottom: 26px;
  min-height: 1.4em;
}
.hero-role .prefix { color: var(--faint); }
.hero-role .typed { color: var(--accent); }
.cursor {
  display: inline-block;
  width: 3px; height: 1.05em;
  background: var(--accent);
  margin-left: 4px;
  transform: translateY(3px);
  animation: blink 1.05s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.hero-tag {
  font-size: 19px;
  color: var(--muted);
  max-width: 46ch;
  margin-bottom: 34px;
  text-wrap: pretty;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero-socials { display: flex; gap: 10px; margin-left: 6px; }

/* hero terminal card */
.terminal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  font-family: var(--font-mono);
  font-size: 14px;
  transform: perspective(1400px) rotateY(-7deg) rotateX(2deg);
  transition: transform 0.5s cubic-bezier(.2,.7,.2,1);
}
.terminal:hover { transform: perspective(1400px) rotateY(-2deg) rotateX(1deg); }
.terminal-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 13px 16px;
  background: var(--card-2);
  border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.r { background: #ff5f57; } .dot.y { background: #febc2e; } .dot.g { background: #28c840; }
.terminal-title { margin-left: 10px; color: var(--faint); font-size: 12.5px; }
.terminal-body { padding: 20px 20px 24px; line-height: 1.9; }
.t-line { white-space: pre-wrap; }
.t-key { color: var(--accent); }
.t-str { color: #8fd694; }
.t-num { color: #f0b860; }
.t-com { color: var(--faint); }
.t-prop { color: var(--text); }
.t-blink::after { content: "▋"; color: var(--accent); animation: blink 1.05s steps(1) infinite; margin-left: 2px; }

/* hero showcase collage */
.collage { position: relative; height: 460px; }
.collage-card {
  position: absolute;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
  background: var(--card);
}
.collage-card img { width: 100%; height: 100%; object-fit: cover; image-rendering: auto; }
.collage-card.c1 { width: 58%; height: 62%; top: 0; right: 4%; z-index: 3; transform: rotate(2deg); }
.collage-card.c2 { width: 50%; height: 54%; bottom: 6%; left: 0; z-index: 2; transform: rotate(-4deg); }
.collage-card.c3 { width: 42%; height: 44%; bottom: 0; right: 12%; z-index: 4; transform: rotate(5deg); }
.collage .badge-float {
  position: absolute; z-index: 5;
  top: 8%; left: -4%;
  background: var(--accent); color: var(--accent-ink);
  font-family: var(--font-mono); font-weight: 600; font-size: 13px;
  padding: 8px 14px; border-radius: 999px;
  box-shadow: var(--shadow);
}

/* hero scrolling wall */
.wall {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  height: 540px;
  overflow: hidden;
  mask-image: linear-gradient(to bottom, transparent 0%, #000 11%, #000 89%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 11%, #000 89%, transparent 100%);
}
.wall-col { display: flex; flex-direction: column; gap: 16px; will-change: transform; }
.wall-col.up { animation: wallUp 32s linear infinite; }
.wall-col.down { animation: wallDown 32s linear infinite; }
@keyframes wallUp { from { transform: translateY(0); } to { transform: translateY(-50%); } }
@keyframes wallDown { from { transform: translateY(-50%); } to { transform: translateY(0); } }
.wall-card {
  border-radius: 13px; overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow); flex-shrink: 0;
}
.wall-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
@media (prefers-reduced-motion: reduce) {
  .wall-col.up, .wall-col.down { animation: none; }
}

/* hero spotlight (full-bleed game art) */
.hero-spotlight .hero-grid-bg { opacity: 0.18; }
.hero-spotlight .hero-glow { opacity: 0.5; }
.spotlight-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.spotlight-bg img {
  width: 100%; height: 100%; object-fit: cover;
  image-rendering: pixelated;
  transform: scale(1.04);
  filter: saturate(0.92);
}
.spotlight-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, var(--bg) 10%, color-mix(in srgb, var(--bg) 82%, transparent) 50%, color-mix(in srgb, var(--bg) 60%, transparent) 100%),
    linear-gradient(to top, var(--bg) 4%, transparent 60%);
}

/* hero code rain */
.coderain-canvas { position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; }
.hero-coderain .hero-grid-bg { opacity: 0.12; }
.hero-coderain .hero-text { position: relative; z-index: 2; }
.hero-coderain .hero-tag,
.hero-coderain .hero-name,
.hero-coderain .hero-role {
  text-shadow: 0 2px 24px var(--bg), 0 1px 4px var(--bg);
}

/* hero playground (drag & throw physics) */
.playground { position: relative; height: 500px; width: 100%; }
.playground-canvas { width: 100%; height: 100%; display: block; cursor: grab; touch-action: none; }
.playground-canvas:active { cursor: grabbing; }
.playground-hint {
  position: absolute; bottom: 6px; right: 4px;
  font-family: var(--font-mono); font-size: 12px; color: var(--faint);
  pointer-events: none; user-select: none;
}

/* hero arcade CRT */
.hero-arcade { overflow: hidden; }
.arcade-credit {
  font-family: var(--font-mono); font-size: 14px; font-weight: 600;
  color: var(--accent); letter-spacing: 0.06em; margin-bottom: 18px;
  animation: arcadeBlink 1.1s steps(1) infinite;
}
@keyframes arcadeBlink { 50% { opacity: 0.25; } }
.arcade-title {
  position: relative;
  color: var(--text);
  text-shadow:
    2px 0 color-mix(in srgb, #ff2d6f 75%, transparent),
   -2px 0 color-mix(in srgb, #29d3ff 75%, transparent),
    0 0 30px color-mix(in srgb, var(--accent) 55%, transparent);
  animation: crtTitle 3.4s ease-in-out infinite;
}
@keyframes crtTitle {
  0%, 100% { transform: translateX(0); }
  48% { transform: translateX(0); }
  50% { transform: translateX(-1.5px); }
  52% { transform: translateX(1.5px); }
  54% { transform: translateX(0); }
}
.crt-scan {
  position: absolute; inset: 0; z-index: 40; pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px, transparent 2px,
    rgba(0,0,0,0.16) 3px, rgba(0,0,0,0.16) 3px
  );
  mix-blend-mode: multiply;
  animation: crtFlicker 4s steps(60) infinite;
}
@keyframes crtFlicker { 0%,100% { opacity: 0.9; } 47% { opacity: 0.95; } 50% { opacity: 0.78; } 53% { opacity: 0.95; } }
.crt-glare {
  position: absolute; inset: 0; z-index: 41; pointer-events: none;
  background: linear-gradient(to bottom, transparent, color-mix(in srgb, var(--accent) 9%, transparent) 50%, transparent);
  height: 38%;
  animation: crtSweep 7s linear infinite;
  opacity: 0.5;
}
@keyframes crtSweep { from { transform: translateY(-120%); } to { transform: translateY(320%); } }
.crt-vignette {
  position: absolute; inset: 0; z-index: 42; pointer-events: none;
  box-shadow: inset 0 0 180px 40px color-mix(in srgb, #000 55%, transparent);
  background: radial-gradient(ellipse 100% 100% at 50% 50%, transparent 60%, color-mix(in srgb, #000 30%, transparent) 100%);
}
.arcade-ticker {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 43;
  overflow: hidden; pointer-events: none;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  backdrop-filter: blur(6px);
  padding: 11px 0;
}
.arcade-ticker-track {
  display: inline-flex; gap: 38px; white-space: nowrap;
  animation: ticker 26s linear infinite;
  will-change: transform;
}
.arcade-tick { font-family: var(--font-mono); font-size: 13px; color: var(--accent); letter-spacing: 0.05em; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .crt-scan, .crt-glare, .arcade-title, .arcade-credit, .arcade-ticker-track { animation: none; }
}

/* ---------- ABOUT ---------- */
.about-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 64px; align-items: start; }
.about-body p { font-size: 19px; color: var(--text); margin: 0 0 20px; text-wrap: pretty; }
.about-body p .hl { color: var(--accent); font-weight: 600; }
.about-meta { display: flex; flex-direction: column; gap: 0; margin-top: 30px; }
.meta-row {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 14px 0; border-top: 1px solid var(--border);
  font-size: 15px;
}
.meta-row:last-child { border-bottom: 1px solid var(--border); }
.meta-row .k { font-family: var(--font-mono); color: var(--faint); font-size: 13px; }
.meta-row .v { color: var(--text); text-align: right; }
.meta-row .v.accent { color: var(--accent); }

.tech-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px;
}
.tech-panel h3 { font-size: 14px; font-family: var(--font-mono); color: var(--faint); font-weight: 500; margin-bottom: 20px; letter-spacing: 0.04em; }
.tech-list { display: flex; flex-direction: column; gap: 10px; }
.tech-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  transition: border-color 0.2s, transform 0.2s, background 0.2s;
}
.tech-item:hover { border-color: var(--accent); transform: translateX(4px); }
.tech-name { font-weight: 600; font-size: 16px; }
.tech-note { font-family: var(--font-mono); font-size: 12px; color: var(--faint); }

/* ---------- PROJECTS ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.card {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  background: var(--card);
  cursor: pointer;
  transition: transform 0.35s cubic-bezier(.2,.7,.2,1), border-color 0.3s, box-shadow 0.35s;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: var(--shadow); }
.card.featured { grid-column: 1 / -1; flex-direction: row; }
.card-media {
  position: relative;
  overflow: hidden;
  background: var(--card-2);
}
.card:not(.featured) .card-media { aspect-ratio: 16 / 10; }
.card.featured .card-media { flex: 1.15; min-height: 420px; }
.card-media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s cubic-bezier(.2,.7,.2,1);
}
.card:hover .card-media img { transform: scale(1.05); }
.card-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, color-mix(in srgb, var(--card) 92%, transparent) 0%, transparent 48%);
}
.card-tag {
  position: absolute; z-index: 3; top: 14px; left: 14px;
  font-family: var(--font-mono); font-size: 11.5px; font-weight: 500;
  padding: 5px 11px; border-radius: 999px;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(8px);
  color: var(--text);
  border: 1px solid var(--border-strong);
}
.card-badge {
  position: absolute; z-index: 3; top: 14px; right: 14px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  padding: 6px 13px; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink);
  display: inline-flex; align-items: center; gap: 6px;
  box-shadow: 0 6px 18px -6px color-mix(in srgb, var(--accent) 80%, transparent);
}
.card-body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 10px; }
.card.featured .card-body { flex: 1; justify-content: center; padding: 40px 44px; gap: 14px; }
.card-meta-top { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 12.5px; color: var(--faint); }
.card-meta-top .yr { color: var(--accent); }
.card-title { font-size: 24px; }
.card.featured .card-title { font-size: clamp(34px, 4vw, 46px); }
.card-tagline { color: var(--muted); font-size: 15.5px; text-wrap: pretty; }
.card.featured .card-tagline { font-size: 19px; color: var(--text); }
.card-desc { color: var(--muted); font-size: 15px; line-height: 1.65; display: none; }
.card.featured .card-desc { display: block; max-width: 54ch; }
.card-foot { display: flex; align-items: center; gap: 16px; margin-top: 6px; flex-wrap: wrap; }
.platforms { display: flex; gap: 6px; flex-wrap: wrap; }
.platform {
  font-family: var(--font-mono); font-size: 11px;
  padding: 3px 9px; border-radius: 6px;
  border: 1px solid var(--border); color: var(--faint);
}
.card-link {
  font-family: var(--font-mono); font-size: 13px; font-weight: 500;
  color: var(--accent); display: inline-flex; align-items: center; gap: 7px;
  margin-left: auto;
}
.card-link + .card-link { margin-left: 0; padding-left: 16px; border-left: 1px solid var(--border); }
.card-link-watch { color: var(--muted); transition: color 0.2s; }
.card-link-watch:hover { color: var(--accent); }
.card-link .arrow { transition: transform 0.25s; }
.card:hover .card-link .arrow { transform: translate(3px, -3px); }
.card-icon-link {
  display: inline-grid; place-items: center;
  width: 32px; height: 32px; border-radius: 8px;
  border: 1px solid var(--border); color: var(--muted);
  transition: color 0.2s, border-color 0.2s;
}
.card-icon-link:hover { color: var(--accent); border-color: var(--accent); }
.featured-actions { display: flex; gap: 12px; margin-top: 18px; flex-wrap: wrap; }
.status-pill {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--text);
  display: inline-flex; align-items: center; gap: 7px;
}
.status-pill .dot-live { width: 7px; height: 7px; border-radius: 50%; background: #28c840; box-shadow: 0 0 0 3px color-mix(in srgb, #28c840 25%, transparent); }

/* ---------- CONTACT ---------- */
.contact { text-align: center; }
.contact-card {
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 72px 40px;
  background:
    radial-gradient(ellipse 70% 120% at 50% -10%, var(--accent-soft), transparent 70%),
    var(--card);
  position: relative;
  overflow: hidden;
}
.contact h2 { font-size: clamp(36px, 5.5vw, 64px); letter-spacing: -0.03em; }
.contact-lead { color: var(--muted); font-size: 20px; margin: 18px auto 36px; max-width: 44ch; }
.contact-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.contact-socials { display: flex; gap: 12px; justify-content: center; margin-top: 40px; flex-wrap: wrap; }
.social-link {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-mono); font-size: 13.5px; color: var(--muted);
  padding: 10px 18px; border: 1px solid var(--border); border-radius: 999px;
  transition: color 0.2s, border-color 0.2s, transform 0.2s;
}
.social-link:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }

/* ---------- FOOTER ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 13px; color: var(--faint);
}
.footer a:hover { color: var(--accent); }
.footer-links { display: flex; gap: 22px; }

/* ---------- ICONS ---------- */
.ico { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ico-sm { width: 15px; height: 15px; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 940px) {
  .hero-two { grid-template-columns: 1fr; gap: 40px; }
  .terminal, .collage, .wall, .playground { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .proj-grid { grid-template-columns: 1fr; }
  .card.featured { flex-direction: column; }
  .card.featured .card-media { min-height: 280px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .section { padding: 84px 0; }
  .hero { padding-top: 110px; min-height: auto; }
  .nav-links { display: none; }
  .nav-burger { display: grid; }
  .nav-cv-text { display: none; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat-value { font-size: 28px; }
  body { font-size: 16px; }
}