/* =============================================
   KUBIK DESIGN — DESIGN SYSTEM
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&family=Space+Mono:wght@400;700&display=swap');

/* ---- Tokens ---- */
:root {
  --bg:          #080808;
  --bg-raised:   #0f0f0f;
  --bg-card:     #121212;
  --text:        #F0EDE8;
  --text-dim:    rgba(240, 237, 232, 0.45);
  --text-muted:  rgba(240, 237, 232, 0.22);
  --accent:      #C8B49A;
  --accent-dim:  rgba(200, 180, 154, 0.15);
  --border:      rgba(240, 237, 232, 0.09);
  --border-mid:  rgba(240, 237, 232, 0.16);

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'DM Sans', system-ui, sans-serif;
  --font-mono:   'Space Mono', monospace;

  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.87, 0, 0.13, 1);
  --ease-expo:   cubic-bezier(0.19, 1, 0.22, 1);

  --nav-h: 52px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 18px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
button { background: none; border: none; cursor: pointer; color: inherit; font-family: inherit; }
::selection { background: var(--accent); color: var(--bg); }

/* ---- Custom Cursor ---- */
#cursor {
  position: fixed;
  top: 0; left: 0;
  width: 8px; height: 8px;
  background: var(--text);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s var(--ease-out), width 0.3s var(--ease-out), height 0.3s var(--ease-out), background 0.3s;
}
#cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 36px; height: 36px;
  border: 1px solid rgba(240,237,232,0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--ease-out), height 0.4s var(--ease-out), opacity 0.3s, border-color 0.3s;
}
body.cursor-link #cursor { width: 48px; height: 48px; background: var(--accent); }

/* ---- Page Transition ---- */
#page-transition {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9000;
  transform: translateY(100%);
  pointer-events: none;
}
#page-transition.leaving { animation: pageLeave 0.6s var(--ease-in-out) forwards; }
#page-transition.entering { animation: pageEnter 0.6s var(--ease-in-out) forwards; }
@keyframes pageLeave {
  from { transform: translateY(100%); }
  to   { transform: translateY(0%); }
}
@keyframes pageEnter {
  from { transform: translateY(0%); }
  to   { transform: translateY(-100%); }
}

/* ---- Navigation ---- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 800;
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr 1px 1fr 1px 1fr;
  border-bottom: 1px solid var(--border);
  background: rgba(8,8,8,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.nav-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.nav-section::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}
.nav-section:hover::after,
.nav-section.active::after { transform: scaleX(1); }
.nav-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}
.nav-label {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  transition: color 0.3s;
}
.nav-section:hover .nav-label { color: var(--accent); }
.nav-divider {
  background: var(--border-mid);
  width: 1px;
}
.site-header {
  text-align: center;
  padding: calc(var(--nav-h) + 24px) 0 0;
  position: relative;
  z-index: 100;
}
.site-title {
  font-family: var(--font-sans);
  font-size: clamp(52px, 8vw, 112px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1;
  cursor: pointer;
}
.site-title-link { display: block; }

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}
.footer-links { display: flex; gap: 24px; }
.footer-links a {
  transition: color 0.3s;
  cursor: pointer;
}
.footer-links a:hover { color: var(--text); }

/* ---- Scroll Reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-expo), transform 0.9s var(--ease-expo);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-line {
  overflow: hidden;
}
.reveal-line span {
  display: block;
  transform: translateY(100%);
  transition: transform 0.9s var(--ease-expo);
}
.reveal-line.visible span { transform: translateY(0); }

/* ---- Horizontal rule ---- */
.rule {
  border: none;
  border-top: 1px solid var(--border);
}

/* ============================================
   HOMEPAGE
   ============================================ */

/* Hero */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--nav-h) 60px 60px;
  position: relative;
  overflow: hidden;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}
.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(64px, 10vw, 148px);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.02em;
  max-width: 1100px;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  margin-top: 48px;
  display: flex;
  align-items: flex-end;
  gap: 80px;
}
.hero-copy {
  font-size: 19px;
  color: var(--text-dim);
  max-width: 380px;
  line-height: 1.7;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  border-bottom: 1px solid var(--border-mid);
  padding-bottom: 6px;
  cursor: pointer;
  transition: border-color 0.3s, color 0.3s;
}
.hero-cta:hover { border-color: var(--accent); color: var(--accent); }
.hero-cta svg { transition: transform 0.3s var(--ease-out); }
.hero-cta:hover svg { transform: translateX(6px); }
.hero-scroll {
  position: absolute;
  bottom: 40px;
  right: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  writing-mode: vertical-rl;
}
.hero-scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2.5s var(--ease-in-out) infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* Hero particle canvas */
.hero-canvas {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  pointer-events: none;
}

/* Featured Works on Home */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 80px 60px 48px;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 300;
  letter-spacing: -0.01em;
}
.section-link {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  cursor: pointer;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.3s, border-color 0.3s;
}
.section-link:hover { color: var(--accent); border-color: var(--accent); }

/* Home project rows */
.home-projects {
  padding: 0 60px;
}
.home-project-row {
  display: grid;
  grid-template-columns: 80px 1fr 580px 1fr;
  align-items: center;
  gap: 40px;
  padding: 48px 0;
  border-top: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.4s;
  position: relative;
  overflow: hidden;
}
.home-project-row:last-child { border-bottom: 1px solid var(--border); }
.home-project-row::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--bg-raised);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease-expo);
  z-index: 0;
}
.home-project-row:hover::before { transform: scaleX(1); }
.home-project-row > * { position: relative; z-index: 1; }

.proj-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}
.proj-title-wrap {}
.proj-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.1;
  transition: color 0.3s;
}
.home-project-row:hover .proj-title { color: var(--accent); }
.proj-tags {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}
.proj-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 2px;
}
.proj-image-wrap {
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 2px;
  position: relative;
}
.proj-image-wrap img {
  transition: transform 0.8s var(--ease-expo);
}
.home-project-row:hover .proj-image-wrap img { transform: scale(1.04); }
.proj-desc {
  font-size: 17px;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 280px;
}
.proj-arrow {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%) translateX(20px);
  opacity: 0;
  transition: transform 0.4s var(--ease-out), opacity 0.4s;
  color: var(--accent);
}
.home-project-row:hover .proj-arrow {
  transform: translateY(-50%) translateX(0);
  opacity: 1;
}

/* About strip */
.about-strip {
  min-height: 360px;
  margin-top: 120px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.about-strip-text {
  padding: 80px 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 360px;
}
.about-strip-body {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.5vw, 32px);
  font-weight: 300;
  line-height: 1.5;
  color: var(--text);
  max-width: 620px;
  margin: 0 auto;
}
.about-strip-body em { font-style: italic; color: var(--accent); }
.about-strip-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 28px;
}

/* Playground strip */
.playground-strip {
  padding: 100px 60px;
  position: relative;
  overflow: hidden;
}
.playground-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 60px;
  border: 1px solid var(--border);
}
.playground-item {
  background: var(--bg);
  aspect-ratio: 1;
  overflow: hidden;
  position: relative;
  cursor: pointer;
}
.playground-item-inner {
  width: 100%;
  height: 100%;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.4s;
  position: relative;
  overflow: hidden;
}
.playground-item:hover .playground-item-inner { background: var(--bg-raised); }
.playground-item-label {
  position: absolute;
  bottom: 20px;
  left: 20px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.3s;
  z-index: 2;
}
.playground-item:hover .playground-item-label { color: var(--accent); }
.playground-icon {
  font-family: var(--font-serif);
  font-size: 72px;
  font-weight: 300;
  color: var(--border-mid);
  transition: color 0.4s, transform 0.6s var(--ease-expo);
}
.playground-item:hover .playground-icon {
  color: var(--accent);
  transform: scale(1.1) rotate(-3deg);
}

/* Contact CTA */
.contact-cta {
  padding: 140px 60px;
  text-align: center;
  position: relative;
}
.contact-cta-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}
.contact-cta-headline {
  font-family: var(--font-serif);
  font-size: clamp(52px, 8vw, 110px);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.02em;
}
.contact-cta-headline em { font-style: italic; }
.contact-cta-sub {
  font-size: 18px;
  color: var(--text-dim);
  margin-top: 40px;
  margin-bottom: 72px;
}
.contact-cta .cta-button {
  margin-top: 64px;
}
.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 18px 42px;
  border: 1px solid var(--border-mid);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: color 0.4s, border-color 0.4s;
}
.cta-button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-expo);
}
.cta-button:hover { color: var(--bg); border-color: var(--accent); }
.cta-button:hover::before { transform: translateX(0); }
.cta-button span { position: relative; z-index: 1; }

/* ============================================
   WORK PAGE
   ============================================ */

.work-hero {
  padding: calc(var(--nav-h) + 80px) 60px 80px;
  border-bottom: 1px solid var(--border);
}
.work-hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(60px, 9vw, 130px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.95;
}
.work-hero-sub {
  display: flex;
  justify-content: flex-end;
  margin-top: -20px;
}
.work-hero-copy {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 380px;
  line-height: 1.7;
}
.work-filter {
  display: flex;
  gap: 4px;
  padding: 32px 60px;
  border-bottom: 1px solid var(--border);
}
.filter-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border: 1px solid transparent;
  border-radius: 2px;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.3s;
}
.filter-btn:hover { color: var(--text); border-color: var(--border-mid); }
.filter-btn.active { color: var(--bg); background: var(--text); }

/* Work project rows */
.projects-list { padding: 0 60px; }
.project-row {
  display: grid;
  grid-template-columns: 56px 1fr 520px 240px;
  align-items: center;
  gap: 48px;
  padding: 52px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: padding 0.4s var(--ease-out);
}
.project-row::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 2px;
  height: 0;
  background: var(--accent);
  transition: height 0.4s var(--ease-out);
}
.project-row:hover { padding-left: 16px; }
.project-row:hover::before { height: 100%; }
.project-row-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}
.project-row-info {}
.project-row-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.05;
  transition: color 0.3s;
}
.project-row:hover .project-row-title { color: var(--accent); }
.project-row-meta {
  display: flex;
  gap: 20px;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.project-row-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 2px;
}
.project-row-img img { transition: transform 0.8s var(--ease-expo); }
.project-row:hover .project-row-img img { transform: scale(1.05); }
.project-row-desc {
  font-size: 18px;
  color: var(--text-dim);
  line-height: 1.7;
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-hero {
  padding: calc(var(--nav-h) + 80px) 60px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: end;
  border-bottom: 1px solid var(--border);
}
.about-hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(56px, 8vw, 120px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.95;
}
.about-hero-headline em { font-style: italic; color: var(--accent); }
.about-hero-right {}
.about-hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}
.about-hero-copy {
  font-size: 19px;
  color: var(--text-dim);
  line-height: 1.8;
}

.about-content {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 0;
}
.about-sidebar {
  padding: 80px 48px 80px 60px;
  border-right: 1px solid var(--border);
  position: sticky;
  top: var(--nav-h);
  height: fit-content;
}
.about-sidebar-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.about-nav-item {
  display: block;
  padding: 10px 0;
  font-size: 13px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: color 0.3s, padding-left 0.3s;
}
.about-nav-item:hover, .about-nav-item.active {
  color: var(--text);
  padding-left: 12px;
}
.about-main {
  padding: 80px 60px;
}
.about-section { margin-bottom: 100px; }
.about-section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.about-section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.about-section-title {
  font-family: var(--font-serif);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 300;
  letter-spacing: -0.01em;
  margin-bottom: 32px;
  line-height: 1.1;
}
.about-body {
  font-size: 19px;
  color: var(--text-dim);
  line-height: 1.85;
  max-width: 680px;
}
.about-body p + p { margin-top: 20px; }
.about-body strong { color: var(--text); font-weight: 400; }

/* Timeline */
.timeline { margin-top: 48px; }
.timeline-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  padding: 28px 0;
  border-top: 1px solid var(--border);
}
.timeline-year {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  padding-top: 4px;
}
.timeline-company {
  font-size: 19px;
  font-weight: 400;
  color: var(--text);
}
.timeline-role {
  font-size: 17px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* Skills */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 32px;
}
.skill-item {
  background: var(--bg);
  padding: 24px 28px;
  transition: background 0.3s;
  cursor: default;
}
.skill-item:hover { background: var(--bg-raised); }
.skill-name {
  font-size: 14px;
  color: var(--text);
  margin-bottom: 6px;
}
.skill-bar {
  height: 1px;
  background: var(--border);
  position: relative;
  margin-top: 8px;
}
.skill-bar-fill {
  position: absolute;
  left: 0; top: 0;
  height: 100%;
  background: var(--accent);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 1.2s var(--ease-expo);
}
.skill-item.visible .skill-bar-fill { transform: scaleX(1); }

/* Certifications */
.cert-list {
  margin-top: 32px;
}
.cert-item {
  display: grid;
  grid-template-columns: 1fr 180px 80px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.3s var(--ease-out);
  cursor: default;
}
.cert-item:first-child { border-top: 1px solid var(--border); }
.cert-item:hover { padding-left: 12px; }
.cert-name {
  font-size: 17px;
  color: var(--text);
  transition: color 0.3s;
}
.cert-item:hover .cert-name { color: var(--accent); }
.cert-provider {
  font-size: 15px;
  color: var(--text-dim);
}
.cert-year {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  text-align: right;
  letter-spacing: 0.05em;
}

@media (max-width: 600px) {
  .cert-item { grid-template-columns: 1fr 80px; }
  .cert-provider { display: none; }
}

/* ============================================
   PLAYGROUND PAGE
   ============================================ */

.playground-hero {
  padding: calc(var(--nav-h) + 80px) 60px 80px;
  border-bottom: 1px solid var(--border);
}
.playground-hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(60px, 9vw, 130px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.95;
}
.playground-hero-headline em { font-style: italic; color: var(--accent); }
.playground-hero-copy {
  font-size: 14px;
  color: var(--text-dim);
  max-width: 440px;
  margin-top: 32px;
  line-height: 1.75;
}
.playground-masonry {
  padding: 80px 60px;
  columns: 3;
  column-gap: 24px;
}
.playground-card {
  break-inside: avoid;
  margin-bottom: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: border-color 0.3s;
}
.playground-card:hover { border-color: var(--border-mid); }
.playground-card-media {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.playground-card-media.tall { aspect-ratio: 3/4; }
.playground-card-media.wide { aspect-ratio: 16/9; }
.playground-card-placeholder {
  font-family: var(--font-serif);
  font-size: 80px;
  font-weight: 300;
  color: var(--border-mid);
  transition: color 0.4s, transform 0.6s var(--ease-expo);
  user-select: none;
}
.playground-card:hover .playground-card-placeholder {
  color: var(--accent);
  transform: scale(1.05);
}
.playground-card-info {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
}
.playground-card-title {
  font-size: 14px;
  color: var(--text);
  margin-bottom: 6px;
}
.playground-card-type {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.playground-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8,8,8,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
  backdrop-filter: blur(4px);
}
.playground-card-media:hover .playground-card-overlay { opacity: 1; }
.view-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 18px;
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-hero {
  padding: calc(var(--nav-h) + 80px) 60px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: end;
  border-bottom: 1px solid var(--border);
}
.contact-hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(56px, 8vw, 120px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.95;
}
.contact-hero-headline em { font-style: italic; color: var(--accent); }
.contact-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7ACA8A;
  margin-bottom: 28px;
}
.status-dot {
  width: 6px;
  height: 6px;
  background: #7ACA8A;
  border-radius: 50%;
  animation: statusPulse 2s ease-in-out infinite;
}
@keyframes statusPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.contact-hero-copy {
  font-size: 19px;
  color: var(--text-dim);
  line-height: 1.8;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 500px;
}
.contact-info {
  padding: 80px 60px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.contact-info-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 40px;
}
.contact-methods { flex: 1; }
.contact-method {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: padding-left 0.3s var(--ease-out);
}
.contact-method:hover { padding-left: 12px; }
.contact-method:first-child { border-top: 1px solid var(--border); }
.contact-method-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.contact-method-value {
  font-size: 15px;
  color: var(--text);
  transition: color 0.3s;
}
.contact-method:hover .contact-method-value { color: var(--accent); }
.contact-method-arrow {
  color: var(--text-muted);
  transition: transform 0.3s var(--ease-out), color 0.3s;
  margin-top: 4px;
}
.contact-method:hover .contact-method-arrow {
  transform: translateX(4px);
  color: var(--accent);
}
.contact-social {
  display: flex;
  gap: 20px;
  margin-top: 48px;
}
.social-link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s;
}
.social-link:hover { color: var(--text); border-color: var(--border-mid); }

/* Contact Form */
.contact-form-wrap {
  padding: 80px 60px;
}
.contact-form-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 40px;
}
.contact-form { display: flex; flex-direction: column; gap: 32px; }
.form-field { position: relative; }
.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.form-input, .form-textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-mid);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 300;
  padding: 0 0 12px;
  outline: none;
  cursor: pointer;
  caret-color: var(--accent);
  transition: border-color 0.3s;
}
.form-input:focus, .form-textarea:focus { border-color: var(--accent); }
.form-textarea { resize: none; height: 100px; display: block; }
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-submit {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 36px;
  border: 1px solid var(--border-mid);
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: color 0.4s, border-color 0.4s;
}
.form-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--text);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-expo);
}
.form-submit:hover { color: var(--bg); border-color: var(--text); }
.form-submit:hover::before { transform: translateX(0); }
.form-submit span { position: relative; z-index: 1; }

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1100px) {
  .site-nav { grid-template-columns: 1fr 1px 1fr 1px 1fr 1px 1fr; }
  .site-nav > :nth-child(8),
  .site-nav > :nth-child(9) { display: none; }
  .home-project-row { grid-template-columns: 60px 1fr 400px 1fr; gap: 24px; }
  .project-row { grid-template-columns: 48px 1fr 380px 1fr; gap: 32px; }
  .about-content { grid-template-columns: 260px 1fr; }
}

@media (max-width: 900px) {
  :root { --nav-h: 48px; }
  .site-nav { grid-template-columns: 1fr 1px 1fr 1px 1fr; }
  .site-nav > :nth-child(n+6) { display: none; }
  .hero { padding: calc(var(--nav-h) + 40px) 32px 48px; }
  .section-header, .home-projects, .playground-strip,
  .contact-cta { padding-left: 32px; padding-right: 32px; }
  .home-project-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .proj-num { display: none; }
  .proj-desc { display: none; }
  .about-hero { grid-template-columns: 1fr; }
  .about-content { grid-template-columns: 1fr; }
  .about-sidebar { display: none; }
  .contact-hero { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-info { border-right: none; border-bottom: 1px solid var(--border); }
  .work-hero, .work-filter, .projects-list { padding-left: 32px; padding-right: 32px; }
  .project-row { grid-template-columns: 1fr; gap: 12px; }
  .project-row-num { display: none; }
  .project-row-desc { display: none; }
  .playground-masonry { columns: 2; padding: 48px 32px; }
  .skills-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .site-nav { grid-template-columns: 1fr 1px 1fr; }
  .hero-headline { font-size: clamp(44px, 12vw, 72px); }
  .hero-sub { flex-direction: column; gap: 32px; align-items: flex-start; }
  .playground-masonry { columns: 1; }
  .playground-grid { grid-template-columns: repeat(2, 1fr); }
  .about-hero { padding: calc(var(--nav-h) + 40px) 24px 60px; }
  .about-main { padding: 48px 24px; }
  .contact-info, .contact-form-wrap { padding: 48px 24px; }
  .site-footer { padding: 16px 24px; flex-direction: column; gap: 12px; text-align: center; }
}

/* ============================================
   LIGHTBOX
   ============================================ */

#lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}
#lightbox.active {
  opacity: 1;
  pointer-events: all;
}
#lb-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 8, 8, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
#lb-ui {
  position: relative;
  z-index: 1;
  max-width: min(92vw, 1440px);
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
#lb-img {
  max-width: 100%;
  max-height: 88vh;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  transform: scale(0.96);
  transition: transform 0.4s var(--ease-out);
}
#lightbox.active #lb-img {
  transform: scale(1);
}
#lb-close {
  position: fixed;
  top: 24px;
  right: 32px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-mid);
  color: var(--text-dim);
  cursor: pointer;
  z-index: 2;
  background: rgba(8,8,8,0.8);
  transition: border-color 0.3s, color 0.3s;
}
#lb-close:hover { border-color: var(--accent); color: var(--accent); }
#lb-prev, #lb-next {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-mid);
  color: var(--text-dim);
  cursor: pointer;
  z-index: 2;
  background: rgba(8,8,8,0.8);
  transition: border-color 0.3s, color 0.3s, opacity 0.3s;
}
#lb-prev { left: 24px; }
#lb-next { right: 24px; }
#lb-prev:hover, #lb-next:hover { border-color: var(--accent); color: var(--accent); }
#lb-prev:disabled, #lb-next:disabled { opacity: 0.25; pointer-events: none; }
#lb-counter {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  z-index: 2;
}
.lb-clickable {
  cursor: pointer;
}
.lb-clickable img {
  cursor: pointer;
}