@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,700;1,400;1,700&family=Inter:wght@200;300;400&display=swap');

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

:root {
  --bg:      #0a0a0a;
  --white:   #ffffff;
  --grey-1:  rgba(255,255,255,0.7);
  --grey-2:  rgba(255,255,255,0.35);
  --grey-3:  rgba(255,255,255,0.10);
  --border:  rgba(255,255,255,0.12);
  --cyan:    #00f5ff;
  --serif:   'Playfair Display', Georgia, serif;
  --sans:    'Inter', 'Helvetica Neue', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--white);
  overflow-x: hidden;
  cursor: none;
}

/* ===== Cursor ===== */
.cursor {
  width: 8px; height: 8px;
  background: var(--white);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease;
}
.cursor-trail {
  width: 32px; height: 32px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all 0.18s ease;
}

/* ===== Back Button ===== */
.back-btn {
  position: fixed;
  top: 32px; left: 40px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--grey-1);
  text-decoration: none;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}
.back-btn:hover { color: var(--white); }
.back-btn svg { transition: transform 0.2s ease; }
.back-btn:hover svg { transform: translateX(-4px); }

/* ===== Hero ===== */
.work-hero {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 120px 10vw 10vh;
  position: relative;
  overflow: hidden;
}

.work-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 40%, rgba(0,245,255,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.work-tag {
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 20px;
}

.work-hero h1 {
  font-family: var(--serif);
  font-size: clamp(52px, 8vw, 120px);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}

.work-hero-meta {
  display: flex;
  gap: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.work-hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.work-hero-meta-item .label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--grey-2);
}

.work-hero-meta-item .value {
  font-size: 14px;
  font-weight: 300;
  color: var(--grey-1);
}

/* ===== Divider line ===== */
.divider-line {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 0;
}

/* ===== Content Sections ===== */
.work-content {
  padding: 120px 10vw;
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  display: block;
  margin-bottom: 24px;
}

.work-content h2 {
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 32px;
}

.work-content p {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.85;
  color: var(--grey-1);
  max-width: 680px;
}

/* ===== Two-col layout ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  padding: 100px 10vw;
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; gap: 48px; }
}

/* ===== Tech Stack ===== */
.tech-stack {
  padding: 80px 10vw;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.tech-stack-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.tech-tag {
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--grey-1);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.tech-tag:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ===== Mock screen ===== */
.mock-screen {
  width: 100%;
  aspect-ratio: 16/9;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.mock-screen-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 36px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
}

.mock-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
}

.mock-url {
  margin-left: 12px;
  font-size: 11px;
  color: var(--grey-2);
  letter-spacing: 0.04em;
}

.mock-content {
  padding-top: 36px;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: clamp(24px, 4vw, 48px);
  color: rgba(255,255,255,0.06);
  letter-spacing: -0.02em;
}

.mock-content img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  padding-top: 0;
  border-radius: 0 0 12px 12px;
}

/* ===== Feature list ===== */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.feature-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--grey-1);
}

.feature-list li::before {
  content: '—';
  color: var(--cyan);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ===== CTA ===== */
.work-cta {
  padding: 120px 10vw;
  text-align: center;
}

.work-cta h2 {
  font-family: var(--serif);
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 400;
  margin-bottom: 48px;
  line-height: 1.1;
}

.cta-links {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  padding: 14px 36px;
  background: var(--white);
  color: var(--bg);
  text-decoration: none;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: opacity 0.2s ease;
}
.btn-primary:hover { opacity: 0.85; }

.btn-outline {
  padding: 14px 36px;
  border: 1px solid var(--border);
  color: var(--grey-1);
  text-decoration: none;
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.btn-outline:hover { border-color: var(--white); color: var(--white); }

/* ===== Nav footer ===== */
.work-nav-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 48px 10vw;
  border-top: 1px solid var(--border);
}

.work-nav-footer a {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-2);
  text-decoration: none;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}
.work-nav-footer a:hover { color: var(--white); }

/* ===== Scroll fade-in ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }