/* ═══════════════════════════════════════════════════
   BGDLib — styles.css
   Graphic Realism: Marathon 2026 + Mirror's Edge
   ═══════════════════════════════════════════════════ */

/* ── VARIABLES ── */
:root {
  --bg:           #090909;
  --bg2:          #0f0f0f;
  --bg3:          #161618;
  --accent:       #ea027e;
  --accent2:      #ff2d9b;
  --lime:         #c0fc04;
  --text:         #f5f5f0;
  --text2:        #888880;
  --text3:        #333330;
  --border:       rgba(255,255,255,0.06);
  --border2:      rgba(255,255,255,0.12);
  --sans:         'Inter', sans-serif;
  --mono:         'Space Mono', monospace;
  --grid-color:   rgba(255,255,255,0.025);
  --scan-opacity: 0.22;
  --nav-bg:       rgba(9,9,9,0.84);
  --hero-glow:    rgba(234,2,126,0.05);
  --cta-glow:     rgba(234,2,126,0.05);
  --ghost-stroke: rgba(234,2,126,0.07);
  --accent-bg:    rgba(234,2,126,0.05);
}

/* ── RESET ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ── GRID BACKGROUND ── */
body::before {
  content: '';
  position: fixed;
  inset: -48px;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
  animation: grid-drift 40s linear infinite;
  will-change: transform;
}

/* ── SCANLINES ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(0,0,0,0.18) 2px, rgba(0,0,0,0.18) 4px
  );
  opacity: var(--scan-opacity);
  pointer-events: none;
  z-index: 0;
}

/* ── AMBIENT ── */
.bg-orb {
  position: fixed;
  width: 1100px; height: 800px;
  top: 50%; left: 50%;
  border-radius: 50%;
  background: radial-gradient(ellipse, var(--accent-bg) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
  animation: orb-drift 55s ease-in-out infinite;
  will-change: transform;
}
.bg-scan {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 25%, var(--accent) 75%, transparent 100%);
  opacity: 0;
  pointer-events: none;
  z-index: 1;
  animation: page-scan 16s linear infinite 3s;
  will-change: transform, opacity;
}
.bg-scan::after {
  content: '';
  position: absolute;
  top: -50px; left: 0; right: 0;
  height: 100px;
  background: linear-gradient(180deg, transparent, var(--accent-bg) 50%, transparent);
}
.bg-grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  opacity: 0.038;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 180px 180px;
  animation: grain-shift 0.45s steps(6) infinite;
}

/* ── KEYFRAMES ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes glitch {
  0%,87%,100% { clip-path: none; transform: translate(0); }
  88%  { clip-path: polygon(0 18%,100% 18%,100% 38%,0 38%); transform: translate(-4px,1px); }
  90%  { clip-path: polygon(0 62%,100% 62%,100% 78%,0 78%); transform: translate(4px,-1px); }
  92%  { clip-path: polygon(0 44%,100% 44%,100% 54%,0 54%); transform: translate(-2px,0); }
  94%  { clip-path: none; transform: translate(0); }
}
@keyframes glitch-clone {
  0%,87%,100% { opacity: 0; }
  88% { opacity:1; clip-path: polygon(0 18%,100% 18%,100% 38%,0 38%); transform: translate(5px,-2px); color: var(--accent); }
  90% { opacity:1; clip-path: polygon(0 50%,100% 50%,100% 68%,0 68%); transform: translate(-5px,2px); color: var(--lime); }
  94% { opacity: 0; }
}
@keyframes glitch-logo {
  0%,88%,100% { clip-path: none; transform: translate(0); opacity: 0.85; }
  89% { clip-path: polygon(0 20%,100% 20%,100% 40%,0 40%); transform: translate(-3px,0); opacity: 1; }
  91% { clip-path: polygon(0 55%,100% 55%,100% 72%,0 72%); transform: translate(3px,1px); opacity: 0.9; }
  93% { clip-path: none; transform: translate(0); opacity: 0.85; }
}
@keyframes line-pulse {
  0%,100% { opacity: 0.45; }
  50%     { opacity: 1; }
}
@keyframes float-a {
  0%,100% { transform: translateY(0) rotate(0deg); opacity: 0.45; }
  33%     { transform: translateY(-18px) rotate(2deg); opacity: 0.75; }
  66%     { transform: translateY(8px) rotate(-1deg); opacity: 0.35; }
}
@keyframes float-b {
  0%,100% { transform: translateY(0) rotate(45deg) scale(1); opacity: 0.3; }
  50%     { transform: translateY(-14px) rotate(48deg) scale(1.06); opacity: 0.55; }
}
@keyframes cursor-blink {
  0%,100% { opacity: 1; }
  50%     { opacity: 0; }
}
@keyframes pb-shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}
@keyframes grid-drift {
  from { transform: translate(0, 0); }
  to   { transform: translate(48px, 48px); }
}
@keyframes page-scan {
  0%   { transform: translateY(0); opacity: 0; }
  5%   { opacity: 0.55; }
  95%  { opacity: 0.55; }
  100% { transform: translateY(100vh); opacity: 0; }
}
@keyframes orb-drift {
  0%   { transform: translate(-110%, -55%); }
  25%  { transform: translate(15%,  -35%); }
  50%  { transform: translate(-15%,  45%); }
  75%  { transform: translate(-85%,  15%); }
  100% { transform: translate(-110%, -55%); }
}
@keyframes grain-shift {
  0%   { background-position:   0px   0px; }
  16%  { background-position: -44px -57px; }
  33%  { background-position:  79px  32px; }
  50%  { background-position: -22px  68px; }
  66%  { background-position:  56px -39px; }
  83%  { background-position: -68px  19px; }
  100% { background-position:   0px   0px; }
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── BOOT OVERLAY ── */
#boot-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #000;
  display: flex;
  flex-direction: column;
  padding: 32px 48px;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--lime);
  transition: opacity 0.4s linear;
  overflow: hidden;
}
#boot-overlay.fading {
  opacity: 0;
  pointer-events: none;
}
#boot-logo {
  color: var(--lime);
  font-size: clamp(3px, 0.7vw, 8px);
  line-height: 1.15;
  font-family: var(--mono);
  margin-bottom: 20px;
  opacity: 0.85;
  flex-shrink: 0;
  animation: glitch-logo 4s infinite 1s;
}
#boot-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 48px;
  margin-top: 4px;
  flex: 1;
  overflow: hidden;
  position: relative;
}
#boot-body::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 1px;
  background: rgba(192,252,4,0.15);
  pointer-events: none;
}
#boot-left,
#boot-right {
  overflow: hidden;
  min-width: 0;
}
.boot-line {
  white-space: pre;
  opacity: 0.62;
  font-size: 11px;
  letter-spacing: 0.02em;
}
.boot-line.boot-head-line {
  opacity: 0.45;
  border-bottom: 1px solid rgba(192,252,4,0.12);
  margin-bottom: 8px;
  padding-bottom: 6px;
  letter-spacing: 0.18em;
  font-size: 9px;
  text-transform: uppercase;
}
.boot-line.boot-sep-line {
  opacity: 0.2;
}
.boot-line.boot-hi-line {
  opacity: 0.85;
}
.boot-hi {
  color: #fff;
  text-shadow: 0 0 5px var(--lime);
}
#boot-skip {
  position: absolute;
  bottom: 24px;
  right: 48px;
  font-size: 10px;
  letter-spacing: 0.2em;
  opacity: 0.35;
  animation: cursor-blink 1s step-end infinite;
  pointer-events: none;
}

/* ── PROGRESS BAR ── */
.progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  z-index: 300;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--lime), var(--accent));
  background-size: 200% 100%;
  animation: pb-shimmer 2.5s linear infinite;
  transition: width 0.08s linear;
}

/* ── PALETTE TAG ── */
.palette-tag {
  position: fixed;
  bottom: 20px; right: 20px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text3);
  z-index: 100;
  pointer-events: none;
  animation: fadeUp 0.3s both 1.2s, fade-out-tag 0.4s both 3.5s;
}
@keyframes fade-out-tag {
  from { opacity: 1; }
  to   { opacity: 0; }
}

/* ── CORNER BRACKETS ── */
.c-tl, .c-tr, .c-bl, .c-br {
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--accent);
  border-style: solid;
  pointer-events: none;
  z-index: 2;
  opacity: 0.55;
}
.c-tl { top: 0; left: 0;   border-width: 1px 0 0 1px; }
.c-tr { top: 0; right: 0;  border-width: 1px 1px 0 0; }
.c-bl { bottom: 0; left: 0;  border-width: 0 0 1px 1px; }
.c-br { bottom: 0; right: 0; border-width: 0 1px 1px 0; }
/* hero corners use lime — the one lime statement per page */
.hero .c-tl, .hero .c-tr, .hero .c-bl, .hero .c-br {
  border-color: var(--lime);
  opacity: 0.45;
}

/* ── GHOST LABELS ── */
.ghost-label {
  position: absolute;
  font-size: 18vw;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--text);
  opacity: 0.04;
  pointer-events: none;
  user-select: none;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  font-family: var(--sans);
  text-transform: uppercase;
  z-index: 0;
  line-height: 1;
}

/* ── REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.4s cubic-bezier(0.16,1,0.3,1),
              transform 0.4s cubic-bezier(0.16,1,0.3,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .src-tag { opacity: 1 !important; transform: none !important; }
  .bg-scan, .bg-orb, .bg-grain { display: none !important; }
  .ticker { animation: none !important; }
  #boot-overlay { display: none !important; }
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text);
  text-decoration: none;
  text-transform: uppercase;
}
.nav-logo .acc { color: var(--accent); }
.lang-toggle { display: flex; gap: 3px; }
.lang-btn {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 5px 13px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text3);
  cursor: crosshair;
  touch-action: manipulation;
  clip-path: polygon(6px 0%,100% 0%,calc(100% - 6px) 100%,0% 100%);
  transition: background 0.12s linear, color 0.12s linear, border-color 0.12s linear;
}
.lang-btn.active { background: var(--accent); color: #000; border-color: var(--accent); }
.lang-btn:not(.active):hover { color: var(--text2); border-color: var(--border2); }
.nav-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--text3);
  text-transform: uppercase;
}
.nav-status::before {
  content: '';
  width: 5px; height: 5px;
  background: var(--lime);
  border-radius: 50%;
  animation: line-pulse 2.5s ease-in-out infinite;
}

/* ── DIVIDERS ── */
.div-faint {
  position: relative; z-index: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border2) 15%, var(--border2) 85%, transparent);
}
.div-accent {
  position: relative; z-index: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent) 30%, var(--accent) 70%, transparent);
  animation: line-pulse 4s ease-in-out infinite;
}

/* ── TICKER ── */
.ticker-wrap {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  height: 34px;
  display: flex;
  align-items: center;
  background: var(--bg2);
}
.ticker-wrap::before,
.ticker-wrap::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.ticker-wrap::before { left: 0; background: linear-gradient(90deg, var(--bg2), transparent); }
.ticker-wrap::after  { right: 0; background: linear-gradient(270deg, var(--bg2), transparent); }
.ticker {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  animation: ticker-scroll 36s linear infinite;
  will-change: transform;
}
.t-item {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--text3);
  text-transform: uppercase;
  padding: 0 28px;
}
.t-sep {
  color: var(--accent);
  opacity: 0.4;
  font-family: var(--mono);
  font-size: 8px;
  flex-shrink: 0;
}

/* ── SECTION BASE ── */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 48px;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
}
.s-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
.s-label::before {
  content: '';
  display: inline-block;
  width: 0;
  height: 1px;
  background: var(--accent);
  flex-shrink: 0;
  margin-right: 0;
  transition: width 0.3s linear, margin-right 0.3s linear;
}
.s-label.in::before { width: 20px; margin-right: 10px; }
.s-label::after {
  content: '';
  display: inline-block;
  width: 48px;
  flex-shrink: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  margin-left: 14px;
  opacity: 0.45;
}
.s-title {
  font-size: clamp(32px,4.5vw,56px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.94;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}
.s-body {
  font-size: 16px;
  color: var(--text2);
  max-width: 560px;
  line-height: 1.8;
  font-weight: 300;
  position: relative;
  z-index: 1;
}

/* ── ASCII LOGO (hero) ── */
#ascii-logo {
  font-family: var(--mono);
  font-size: clamp(3px, 0.7vw, 8px);
  line-height: 1.15;
  color: var(--lime);
  white-space: pre;
  margin-bottom: 28px;
  opacity: 0.75;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.05s both;
  user-select: none;
}

/* ── HERO ── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 48px 100px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 100%; height: 100%;
  background: radial-gradient(ellipse 1200px 600px at 50% 0%, var(--hero-glow) 0%, transparent 65%);
  pointer-events: none;
}
.hero-blue {
  position: absolute;
  bottom: 0; right: 0;
  width: 400px; height: 300px;
  background: radial-gradient(ellipse, rgba(54,1,251,0.04) 0%, transparent 70%);
  pointer-events: none;
}
.hero-shape { position: absolute; pointer-events: none; }
.hero-shape.s1 {
  width: 64px; height: 64px;
  border: 1px solid var(--border2);
  clip-path: polygon(14px 0%,100% 0%,calc(100% - 14px) 100%,0% 100%);
  top: 22%; right: 11%;
  animation: float-a 7s ease-in-out infinite;
}
.hero-shape.s2 {
  width: 28px; height: 28px;
  border: 1px solid var(--accent);
  opacity: 0.3;
  bottom: 28%; left: 9%;
  animation: float-b 5.5s ease-in-out infinite 1.2s;
}
.hero-shape.s3 {
  width: 96px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  top: 65%; right: 18%;
  animation: float-a 9s ease-in-out infinite 2.5s;
  opacity: 0.4;
}
.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  will-change: transform;
  position: relative;
  z-index: 1;
}
.hero-eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 36px;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.1s both;
}
.hero-eyebrow::after {
  content: '_';
  color: var(--accent);
  animation: cursor-blink 1.2s step-end infinite;
  margin-left: 2px;
}
.hero-title-wrap {
  position: relative;
  margin-bottom: 20px;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.2s both;
}
.hero-rule {
  width: 200px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent) 40%, var(--accent) 60%, transparent);
  margin-bottom: 28px;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.25s both;
}
.hero-title {
  font-size: clamp(60px,10.5vw,128px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.92;
  animation: glitch 12s infinite 4s;
}
.hero-title em { font-style: normal; color: var(--accent); }
.hero-title-clone {
  position: absolute; inset: 0;
  font-size: clamp(60px,10.5vw,128px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.92;
  animation: glitch-clone 12s infinite 4s;
  pointer-events: none;
  user-select: none;
}
.hero-title-clone em { font-style: normal; color: var(--accent); }
.hero-sub {
  font-size: clamp(15px,1.7vw,18px);
  color: var(--text2);
  max-width: 520px;
  font-weight: 300;
  line-height: 1.8;
  margin-bottom: 52px;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.3s both;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #000;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 14px 40px;
  text-decoration: none;
  border: none;
  cursor: crosshair;
  touch-action: manipulation;
  clip-path: polygon(12px 0%,100% 0%,calc(100% - 12px) 100%,0% 100%);
  transition: background 0.12s linear, transform 0.12s linear;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.4s both;
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 0s;
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-2px); }
.btn-primary:hover::before {
  transform: translateX(100%);
  transition: transform 0.5s ease;
}
.hero-tagline {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--text3);
  text-transform: uppercase;
  margin-top: 32px;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.55s both;
}
.ht-sep { color: var(--accent); opacity: 0.45; font-size: 8px; }
.hero-scroll {
  position: absolute;
  bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text3);
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.7s both;
}
.hero-scroll::after {
  content: '';
  width: 1px; height: 36px;
  background: linear-gradient(var(--text3), transparent);
  animation: float-a 2s ease-in-out infinite;
}
.hud-data {
  position: absolute;
  bottom: 44px; right: 48px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--text3);
  text-transform: uppercase;
  animation: fadeUp 0.4s cubic-bezier(0.16,1,0.3,1) 0.8s both;
  line-height: 1;
}
.hud-data span { display: block; }
.hud-data span:first-child { color: var(--accent); opacity: 0.5; }

/* ── PROBLEM ── */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 60px;
  position: relative;
  z-index: 1;
}
.problem-grid::before {
  content: '';
  position: absolute;
  top: -5px; left: -5px;
  width: 18px; height: 18px;
  border-top: 1px solid var(--accent);
  border-left: 1px solid var(--accent);
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
}
.problem-grid::after {
  content: '';
  position: absolute;
  bottom: -5px; right: -5px;
  width: 18px; height: 18px;
  border-bottom: 1px solid var(--accent);
  border-right: 1px solid var(--accent);
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
}
.prob-cell {
  background: var(--bg);
  padding: 44px 40px;
  position: relative;
  overflow: hidden;
  transition: background 0.12s linear;
  cursor: default;
}
.prob-cell:hover { background: var(--bg2); }
.prob-cell::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s linear;
}
.prob-cell:hover::after { transform: scaleX(1); }
.prob-cell::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border2) 50%, transparent);
}
.p-num {
  font-family: var(--mono);
  font-size: clamp(52px,6vw,76px);
  font-weight: 700;
  color: var(--text2);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: -0.04em;
  transition: color 0.2s linear;
}
.prob-cell:hover .p-num { color: var(--text); }
.p-num.lime { color: var(--lime); }
.prob-cell:hover .p-num.lime { color: var(--lime); }
.p-text { font-size: 14px; color: var(--text2); line-height: 1.75; }
.p-text strong { color: var(--text); font-weight: 600; }

/* ── FEATURES ── */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 60px;
  position: relative;
  z-index: 1;
}
.feat-grid::before {
  content: '';
  position: absolute;
  top: -5px; left: -5px;
  width: 18px; height: 18px;
  border-top: 1px solid var(--accent);
  border-left: 1px solid var(--accent);
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
}
.feat-grid::after {
  content: '';
  position: absolute;
  bottom: -5px; right: -5px;
  width: 18px; height: 18px;
  border-bottom: 1px solid var(--accent);
  border-right: 1px solid var(--accent);
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
}
.feat-card {
  background: var(--bg);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: background 0.12s linear;
}
.feat-card:hover { background: var(--bg2); }
.feat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px; height: 0;
  background: var(--accent);
  transition: height 0.2s linear;
}
.feat-card:hover::before { height: 100%; }
.feat-card::after {
  content: '';
  position: absolute;
  top: -16px; right: -16px;
  width: 56px; height: 56px;
  background: var(--accent-bg);
  transform: skewX(-8deg) rotate(12deg);
  transition: background 0.12s linear, transform 0.2s linear;
}
.feat-card:hover::after {
  background: rgba(234,2,126,0.09);
  transform: skewX(-8deg) rotate(12deg) scale(1.5);
}
.feat-card.primary {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: center;
  gap: 0 56px;
  padding: 44px 40px;
}
.f-primary-left {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  padding-right: 56px;
  min-height: 120px;
  justify-content: center;
}
.f-badge {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--lime);
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid rgba(192,252,4,0.2);
  display: inline-flex;
  align-self: flex-start;
  clip-path: polygon(4px 0%,100% 0%,calc(100% - 4px) 100%,0% 100%);
  margin-top: 16px;
  transition: border-color 0.12s linear;
}
.feat-card.primary:hover .f-badge { border-color: rgba(192,252,4,0.5); }
.feat-card.primary .f-primary-right .f-desc { font-size: 14px; line-height: 1.95; }
.feat-card.last-wide { grid-column: span 2; }
.f-seq {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text3);
  display: block;
  margin-bottom: 20px;
  transition: color 0.12s linear;
}
.feat-card:hover .f-seq { color: var(--accent); }
.f-icon {
  width: 22px; height: 22px;
  display: block;
  margin-bottom: 14px;
  color: var(--text2);
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.16,1,0.3,1), color 0.12s linear;
}
.feat-card:hover .f-icon { transform: scale(1.15) translateY(-2px); color: var(--accent); }
.f-name {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
  transition: color 0.12s linear;
}
.feat-card:hover .f-name { color: var(--accent); }
.f-desc { font-size: 13px; color: var(--text2); line-height: 1.75; font-weight: 300; }

/* ── SOURCES ── */
.src-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 52px;
  position: relative;
  z-index: 1;
}
.src-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  padding: 10px 18px;
  border: 1px solid var(--border);
  color: var(--text2);
  background: var(--bg2);
  clip-path: polygon(7px 0%,100% 0%,calc(100% - 7px) 100%,0% 100%);
  cursor: crosshair;
  touch-action: manipulation;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  transition: border-color 0.12s linear, color 0.12s linear,
              background 0.12s linear, transform 0.12s linear;
}
.src-tag:hover, .src-tag.hi {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-bg);
}
.src-tag:hover { transform: translateY(-2px); }

/* ── CTA ── */
.cta-section {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 140px 48px;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 1000px 500px at 50% 50%, var(--cta-glow) 0%, transparent 70%);
  pointer-events: none;
}
.cta-ghost {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-family: var(--mono);
  font-size: clamp(220px,32vw,420px);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px var(--ghost-stroke);
  letter-spacing: -0.06em;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  animation: line-pulse 6s ease-in-out infinite;
}
.cta-inner { position: relative; z-index: 2; }
.cta-title {
  font-size: clamp(44px,7.5vw,92px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.92;
  margin-bottom: 24px;
}
.cta-title em { font-style: normal; color: var(--accent); }
.cta-sub {
  font-size: 16px;
  color: var(--text2);
  font-weight: 300;
  line-height: 1.8;
  max-width: 460px;
  margin: 0 auto 56px;
}
.platforms { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
.plat {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg3);
  border: 1px solid var(--border2);
  padding: 14px 28px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text2);
  clip-path: polygon(9px 0%,100% 0%,calc(100% - 9px) 100%,0% 100%);
  transition: border-color 0.12s linear, color 0.12s linear, transform 0.12s linear;
  cursor: crosshair;
  touch-action: manipulation;
}
.plat svg { flex-shrink: 0; }
.plat:hover { border-color: var(--accent); color: var(--text); transform: translateY(-2px); }

/* ── FOOTER ── */
footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  padding: 28px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.foot-logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text3);
  text-transform: uppercase;
}
.foot-logo .acc { color: var(--accent); }
.foot-copy {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text2);
}

/* ── NAV BRAND / CAS ── */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav-cas {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--lime);
  text-decoration: none;
  border: 1px solid rgba(192,252,4,0.3);
  padding: 4px 8px;
  border-radius: 2px;
  transition: color 0.15s linear, border-color 0.15s linear, background 0.15s linear;
  white-space: nowrap;
}
.nav-cas:hover {
  color: var(--bg);
  background: var(--lime);
  border-color: var(--lime);
}

/* ── SOLUTION ── */
.sol-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 60px;
  position: relative;
  z-index: 1;
}
.sol-grid::before {
  content: '';
  position: absolute;
  top: -5px; left: -5px;
  width: 18px; height: 18px;
  border-top: 1px solid var(--accent);
  border-left: 1px solid var(--accent);
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
}
.sol-grid::after {
  content: '';
  position: absolute;
  bottom: -5px; right: -5px;
  width: 18px; height: 18px;
  border-bottom: 1px solid var(--accent);
  border-right: 1px solid var(--accent);
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
}
.sol-cell {
  background: var(--bg);
  padding: 44px 36px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background 0.12s linear;
  cursor: default;
  position: relative;
  overflow: hidden;
}
.sol-cell:hover { background: var(--bg2); }
.sol-cell::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s linear;
}
.sol-cell:hover::after { transform: scaleX(1); }
.sol-icon {
  width: 26px; height: 26px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.16,1,0.3,1);
}
.sol-cell:hover .sol-icon { transform: scale(1.15) translateY(-2px); }
.sol-name {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  transition: color 0.12s linear;
}
.sol-cell:hover .sol-name { color: var(--accent); }
.sol-text { font-size: 14px; color: var(--text2); line-height: 1.75; font-weight: 300; }

/* ── AUDIENCE ── */
.aud-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 60px;
  position: relative;
  z-index: 1;
}
.aud-card {
  background: var(--bg2);
  border: 1px solid rgba(255,255,255,0.07);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.12s linear, background 0.12s linear;
  cursor: default;
}
.aud-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px; height: 0;
  background: var(--accent);
  transition: height 0.2s linear;
}
.aud-card:hover::before { height: 100%; }
.aud-card:hover { background: var(--bg3); border-color: rgba(255,255,255,0.12); }
.aud-name {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.aud-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--text3);
  text-transform: uppercase;
  margin-bottom: 24px;
}
.aud-item {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.75;
  font-weight: 300;
  margin-bottom: 8px;
}
.aud-item strong { color: var(--text); font-weight: 600; }
.aud-item:last-child { margin-bottom: 0; }

/* ── SURVEY FORM ── */
.survey-form {
  background: rgba(10,10,10,0.88);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, rgba(255,255,255,0.08));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow:
    0 8px 40px rgba(0,0,0,0.55),
    0 0 0 1px var(--accent-bg),
    inset 0 1px 0 rgba(255,255,255,0.04);
  padding: 44px 40px;
  margin-top: 52px;
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}
.survey-fieldset {
  border: none;
  margin-bottom: 28px;
}
.survey-legend {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text2);
  margin-bottom: 14px;
  display: block;
}
.survey-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.survey-option {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--text2);
  transition: color 0.12s linear;
  user-select: none;
}
.survey-option:hover { color: var(--text); }
.survey-option input[type="radio"],
.survey-option input[type="checkbox"] { display: none; }
.survey-check {
  width: 14px; height: 14px;
  border: 1px solid var(--border2);
  display: inline-block;
  flex-shrink: 0;
  position: relative;
  transition: border-color 0.12s linear, background 0.12s linear;
}
.survey-option input[type="radio"] ~ .survey-check { border-radius: 50%; }
.survey-option input:checked ~ .survey-check {
  border-color: var(--accent);
  background: var(--accent);
}
.survey-option input[type="radio"]:checked ~ .survey-check::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 5px; height: 5px;
  background: #000;
  border-radius: 50%;
}
.survey-option input[type="checkbox"]:checked ~ .survey-check::after {
  content: '✓';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  color: #000;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
}
.survey-email {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  padding: 12px 16px;
  letter-spacing: 0.05em;
  outline: none;
  transition: border-color 0.12s linear;
  margin-top: 2px;
}
.survey-email:focus { border-color: var(--accent); }
.survey-email::placeholder { color: var(--text3); }
.survey-submit {
  margin-top: 8px;
  animation: none;
}
.survey-submit:disabled { opacity: 0.5; pointer-events: none; }
.survey-msg {
  max-width: 680px;
  margin: 20px auto 0;
  padding: 20px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-align: center;
  text-transform: uppercase;
}
.survey-success { color: var(--lime); }
.survey-error { color: var(--accent); }

/* ── FOOTER LINKS ── */
.foot-links {
  display: flex;
  align-items: center;
  gap: 16px;
}
.foot-link {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text3);
  text-decoration: none;
  transition: color 0.12s linear;
}
.foot-link:hover { color: var(--text2); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav { padding: 0 20px; }
  .hero, .cta-section { padding-left: 20px; padding-right: 20px; }
  .hero { padding-top: 100px; padding-bottom: 80px; }
  .section { padding: 72px 20px; }
  .cta-section { padding-top: 100px; padding-bottom: 100px; }
  .problem-grid { grid-template-columns: 1fr; }
  .feat-grid { grid-template-columns: 1fr; }
  .prob-cell { padding: 32px 24px; }
  .feat-card { padding: 28px 24px; }
  .feat-card.primary { grid-template-columns: 1fr; gap: 0; }
  .feat-card.last-wide { grid-column: auto; }
  .f-primary-left {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding-right: 0;
    padding-bottom: 24px;
    margin-bottom: 24px;
    min-height: auto;
  }
  .hero-shape { display: none; }
  .hero-tagline { display: none; }
  .hud-data { display: none; }
  footer { padding: 24px 20px; flex-direction: column; gap: 12px; text-align: center; }
  .foot-links { justify-content: center; }
  #boot-body { grid-template-columns: 1fr; gap: 0; }
  #boot-body::before { display: none; }
  #boot-right { display: none; }
  #boot-overlay { padding: 24px 20px; font-size: 10px; }
  #boot-logo { font-size: clamp(2px, 1.5vw, 7px); }
  #ascii-logo { display: none; }
  .sol-grid { grid-template-columns: 1fr; }
  .sol-cell { padding: 32px 24px; }
  .aud-grid { grid-template-columns: 1fr; gap: 12px; }
  .aud-card { padding: 28px 20px; }
  .survey-form { padding: 28px 20px; }
}