/* ============================================
   BNKSY Design System — Shared Styles v1.1
   Brand: Rebel-Creator · Electric Cyan + Amber
   ============================================ */

:root {
  --bg: #0A0A0F;
  --bg2: #111118;
  --bg3: #1A1A24;
  --card: #13131D;
  --elevated: #1E1E2A;

  --text: #E8E8ED;
  --text2: #9898A6;
  --text3: #5A5A6E;
  --ghost: #3A3A4A;

  --cyan: #00FFD1;
  --cyan-dim: #00C9A7;
  --cyan-glow: rgba(0,255,209,0.15);
  --cyan-sub: rgba(0,255,209,0.06);

  --amber: #F59E0B;
  --amber-dim: #D97706;
  --amber-glow: rgba(245,158,11,0.15);

  --red: #FF3B5C;
  --purple: #8B5CF6;

  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
  --mono: 'DM Mono', 'Fira Code', monospace;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--cyan); color: var(--bg); }

a { color: var(--cyan); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--cyan-dim); }

/* === SCANLINE OVERLAY === */
.scanline-overlay {
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(0,255,209,0.015) 2px, rgba(0,255,209,0.015) 4px
  );
  pointer-events: none;
  z-index: 9998;
}

/* === NAV === */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bg3);
}

.nav-logo {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 500;
  color: var(--cyan);
  letter-spacing: 6px;
  text-decoration: none;
}

.nav-logo .dot {
  display: inline-block;
  width: 5px; height: 5px;
  background: var(--amber);
  margin-left: 2px;
  vertical-align: super;
  animation: blink 1.5s steps(1) infinite;
}

.nav-links { display: flex; gap: 32px; align-items: center; }

.nav-links a {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text3);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: color 0.2s;
  position: relative;
}

.nav-links a:hover, .nav-links a.active { color: var(--cyan); }

.nav-links a::before {
  content: '>';
  margin-right: 4px;
  opacity: 0;
  transition: opacity 0.2s;
}

.nav-links a:hover::before, .nav-links a.active::before { opacity: 1; }

.nav-status {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text3);
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse 2s ease infinite;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--bg3);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 11px;
  padding: 6px 12px;
  cursor: pointer;
  letter-spacing: 2px;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 4px var(--cyan-glow); }
  50% { opacity: 0.4; box-shadow: none; }
}

@keyframes blink { 50% { opacity: 0; } }

/* === LABEL SYSTEM === */
.label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.label::before { content: '//'; color: var(--ghost); }

.section-idx {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--amber);
  opacity: 0.5;
}

/* === TYPOGRAPHY === */
h1 {
  font-family: var(--serif);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 400;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 24px;
}

h1 .accent { color: var(--cyan); font-style: italic; }

h2 {
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 20px;
}

h3 {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 12px;
}

.section-desc {
  color: var(--text2);
  max-width: 600px;
  margin-bottom: 48px;
}

/* === SECTIONS === */
section {
  padding: 100px 60px;
  position: relative;
}

section + section { border-top: 1px solid var(--bg3); }

/* === BUTTONS === */
.btn-primary {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 14px 28px;
  background: var(--cyan);
  color: var(--bg);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--cyan-dim);
  color: var(--bg);
  box-shadow: 0 0 24px var(--cyan-glow);
}

.btn-secondary {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 14px 28px;
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--bg3);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
  display: inline-block;
}

.btn-secondary:hover { border-color: var(--cyan); color: var(--cyan); }

/* === PROJECT CARDS === */
.project-card {
  background: var(--card);
  border: 1px solid var(--bg3);
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  text-decoration: none;
  color: inherit;
  display: block;
}

.project-card:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 32px var(--cyan-glow);
  transform: translateY(-4px);
  color: inherit;
}

.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(0,255,209,0.02) 2px, rgba(0,255,209,0.02) 4px
  );
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.project-card:hover::after { opacity: 1; }

.card-header {
  padding: 32px 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.card-number {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
  opacity: 0.6;
}

.card-status {
  font-family: var(--mono);
  font-size: 10px;
  padding: 4px 10px;
  border-radius: 100px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.card-status.live { color: var(--cyan); background: var(--cyan-sub); border: 1px solid rgba(0,255,209,0.2); }
.card-status.shipped { color: var(--amber); background: var(--amber-glow); border: 1px solid rgba(245,158,11,0.2); }

.card-body { padding: 20px 28px 28px; }

.card-title {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.2;
}

.card-company {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.card-desc {
  font-size: 14px;
  color: var(--text2);
  margin-bottom: 20px;
  line-height: 1.6;
}

.card-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.card-tag {
  font-family: var(--mono);
  font-size: 10px;
  padding: 4px 10px;
  border: 1px solid var(--bg3);
  border-radius: 100px;
  color: var(--text3);
  letter-spacing: 0.5px;
}

.card-footer {
  padding: 16px 28px;
  border-top: 1px solid var(--bg3);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-cta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-cta .arrow { transition: transform 0.2s; }
.project-card:hover .card-cta .arrow { transform: translateX(4px); }

.card-year {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text3);
}

/* === SCROLL PROGRESS === */
.scroll-progress {
  position: fixed;
  bottom: 20px;
  right: 20px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text3);
  z-index: 100;
  background: var(--card);
  border: 1px solid var(--bg3);
  padding: 6px 12px;
  border-radius: 4px;
}

.scroll-progress .pct { color: var(--cyan); }

/* === REVEAL ANIMATION === */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

/* === BREADCRUMB / PAGE HEADER === */
.page-header {
  padding: 120px 60px 60px;
  border-bottom: 1px solid var(--bg3);
}

.breadcrumb {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text3);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb a { color: var(--cyan); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { color: var(--ghost); }

/* === FOOTER === */
footer {
  padding: 32px 60px;
  border-top: 1px solid var(--bg3);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text3);
}

.footer-right {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ghost);
  letter-spacing: 1px;
}

/* === METRICS GRID === */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.metric {
  text-align: center;
  padding: 20px;
  background: var(--bg);
  border: 1px solid var(--bg3);
  border-radius: 6px;
}

.metric-val {
  font-family: var(--mono);
  font-size: 24px;
  color: var(--cyan);
  font-weight: 500;
}

.metric-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

/* === CASE STUDY PAGE === */
.case-hero {
  padding: 140px 60px 80px;
  position: relative;
  overflow: hidden;
}

.case-hero .hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--bg3) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg3) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.1;
}

.case-meta {
  display: flex;
  gap: 32px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.case-meta-item {
  font-family: var(--mono);
  font-size: 12px;
}

.case-meta-item .meta-key {
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 10px;
  display: block;
  margin-bottom: 4px;
}

.case-meta-item .meta-val { color: var(--text); }

.case-section {
  padding: 64px 60px;
  max-width: 800px;
}

.case-section h3 {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 20px;
}

.case-section p {
  color: var(--text2);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
}

.case-section p + p { margin-top: 0; }

.case-image-placeholder {
  width: 100%;
  height: 320px;
  background: var(--bg2);
  border: 1px dashed var(--bg3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text3);
  margin: 32px 0;
}

.case-nav {
  padding: 40px 60px;
  border-top: 1px solid var(--bg3);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.case-nav a {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text3);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: color 0.2s;
}

.case-nav a:hover { color: var(--cyan); }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  nav { padding: 16px 20px; }

  .nav-links {
    display: none;
    position: fixed;
    top: 56px;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--bg3);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
  }

  .nav-links.open { display: flex; }
  .nav-status { display: none; }
  .nav-toggle { display: block; }

  section, .page-header, .case-hero, .case-section, .case-nav { padding-left: 20px; padding-right: 20px; }

  .metrics-grid { grid-template-columns: 1fr; }

  footer {
    flex-direction: column;
    gap: 12px;
    padding: 24px 20px;
  }

  .case-nav { flex-direction: column; gap: 16px; }
}

@media (max-width: 480px) {
  h1 { font-size: 32px; }
}