/* ============================================================
   BACKDOOR — Ethical Hacking Tool Website
   Color Palette (extracted from image):
   Background: #06090f, #0a0e1a, #0d1527
   Cyan accent: #00d4ff
   Green accent: #00ff9d
   Text: #c8d8f0, #7090b8
   Dark panels: #0d1a2e, #111d33
============================================================ */

:root {
  --bg-deep: #06090f;
  --bg-base: #0a0e1a;
  --bg-panel: #0d1527;
  --bg-card: #0f1d33;
  --bg-card-hover: #132140;
  --cyan: #00d4ff;
  --green: #00ff9d;
  --cyan-dim: rgba(0, 212, 255, 0.15);
  --green-dim: rgba(0, 255, 157, 0.12);
  --text-bright: #e8f4ff;
  --text-main: #c8d8f0;
  --text-dim: #6a85ab;
  --text-muted: #3a5070;
  --border: rgba(0, 212, 255, 0.15);
  --border-bright: rgba(0, 212, 255, 0.4);
  --font-display: 'Orbitron', monospace;
  --font-mono: 'Share Tech Mono', monospace;
  --font-body: 'Exo 2', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ─── OVERLAYS ─────────────────────────────────────── */
.scanlines {
  position: fixed; inset: 0; z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0,0,0,0.08) 3px,
    rgba(0,0,0,0.08) 4px
  );
}

.noise {
  position: fixed; inset: 0; z-index: 9998;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 128px;
}

/* ─── NAV ───────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex; align-items: center; gap: 2rem;
  padding: 0 3rem;
  height: 64px;
  background: rgba(6, 9, 15, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: border-color 0.3s;
}

.nav.scrolled { border-color: var(--border-bright); }

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.2em;
  white-space: nowrap;
}

.bracket { color: var(--green); opacity: 0.7; }

.nav-links {
  display: flex; gap: 2rem; list-style: none;
  margin-left: auto;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  text-decoration: none;
  letter-spacing: 0.12em;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1px; background: var(--cyan);
  transform: scaleX(0); transition: transform 0.2s;
}

.nav-links a:hover { color: var(--cyan); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-status {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--green); letter-spacing: 0.1em;
}

.status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--green); }
  50% { opacity: 0.5; box-shadow: 0 0 3px var(--green); }
}

/* ─── HERO ──────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 8rem 6rem 6rem;
  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: 60px 60px;
  mask-image: radial-gradient(ellipse at 60% 50%, black 30%, transparent 70%);
  pointer-events: none;
}

/* Terminal */
.hero-terminal {
  background: var(--bg-panel);
  border: 1px solid var(--border-bright);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(0, 212, 255, 0.1), 0 30px 80px rgba(0,0,0,0.5);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  position: relative;
  z-index: 2;
}

.terminal-bar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 1rem;
  background: rgba(0,0,0,0.4);
  border-bottom: 1px solid var(--border);
}

.t-dot { width: 12px; height: 12px; border-radius: 50%; }
.t-dot.red { background: #ff5f57; }
.t-dot.yellow { background: #ffbd2e; }
.t-dot.green { background: #28c840; }

.t-title {
  margin-left: auto;
  color: var(--text-dim);
  font-size: 0.75rem;
}

.terminal-body {
  padding: 1.5rem;
  min-height: 220px;
  position: relative;
  line-height: 2;
}

.terminal-line { color: var(--text-main); min-height: 1.8em; }
.terminal-line .cmd-prefix { color: var(--green); }
.terminal-line .cmd-text { color: var(--cyan); }
.terminal-line .output { color: var(--text-dim); }

.terminal-cursor {
  display: inline-block;
  width: 10px; height: 1.3em;
  background: var(--cyan);
  animation: blink 1s step-end infinite;
  vertical-align: bottom;
  margin-left: 2px;
}

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* Hero content */
.hero-content { position: relative; z-index: 2; }

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green);
  letter-spacing: 0.18em;
  border: 1px solid rgba(0,255,157,0.3);
  padding: 0.3rem 0.9rem;
  border-radius: 2px;
  margin-bottom: 1.5rem;
  background: rgba(0,255,157,0.05);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 900;
  color: var(--text-bright);
  letter-spacing: 0.08em;
  line-height: 1;
  margin-bottom: 1rem;
  position: relative;
}

/* Glitch effect */
.glitch {
  position: relative;
  color: var(--text-bright);
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute; top: 0; left: 0;
  width: 100%;
}

.glitch::before {
  color: var(--cyan);
  animation: glitch1 3s infinite;
  clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%);
}

.glitch::after {
  color: var(--green);
  animation: glitch2 3s infinite;
  clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%);
}

@keyframes glitch1 {
  0%, 94%, 100% { transform: translate(0); opacity: 0; }
  95% { transform: translate(-3px, 1px); opacity: 0.8; }
  97% { transform: translate(3px, -1px); opacity: 0.6; }
}

@keyframes glitch2 {
  0%, 92%, 100% { transform: translate(0); opacity: 0; }
  93% { transform: translate(3px, 2px); opacity: 0.7; }
  96% { transform: translate(-2px, -2px); opacity: 0.5; }
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  margin-bottom: 1.2rem;
  opacity: 0.9;
}

.hero-desc {
  color: var(--text-dim);
  font-size: 0.97rem;
  max-width: 500px;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-cta-row {
  display: flex; gap: 1rem; flex-wrap: wrap;
  margin-bottom: 2rem;
}

.hero-platforms {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.platform { color: var(--text-dim); }
.sep { color: var(--text-muted); margin: 0 0.4rem; }

/* Code rain */
.hero-code-rain {
  position: absolute; top: 0; right: 0;
  width: 40%; height: 100%;
  pointer-events: none; z-index: 0; overflow: hidden;
  opacity: 0.04;
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--cyan);
  line-height: 1.4;
  white-space: pre;
  word-break: break-all;
}

.hero-scroll-hint {
  position: absolute; bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text-muted); letter-spacing: 0.2em;
  animation: float-hint 2s ease-in-out infinite;
}

@keyframes float-hint {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ─── BUTTONS ───────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--bg-deep);
  background: var(--cyan);
  padding: 0.8rem 1.8rem;
  text-decoration: none;
  border-radius: 2px;
  transition: background 0.2s, box-shadow 0.2s, transform 0.1s;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--green) 0%, var(--cyan) 100%);
  opacity: 0; transition: opacity 0.3s;
}

.btn-primary:hover {
  box-shadow: 0 0 30px rgba(0,212,255,0.5);
  transform: translateY(-1px);
}

.btn-primary:hover::before { opacity: 1; }
.btn-primary span, .btn-primary { position: relative; }

.btn-primary.large { padding: 1rem 2.5rem; font-size: 0.85rem; }

.btn-ghost {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--cyan);
  border: 1px solid var(--border-bright);
  padding: 0.8rem 1.8rem;
  text-decoration: none;
  border-radius: 2px;
  transition: background 0.2s, box-shadow 0.2s;
}

.btn-ghost:hover {
  background: var(--cyan-dim);
  box-shadow: 0 0 20px rgba(0,212,255,0.15);
}

/* ─── SECTION COMMON ────────────────────────────────── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green);
  letter-spacing: 0.2em;
  margin-bottom: 1.5rem;
  opacity: 0.8;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--text-bright);
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: 0.03em;
}

.section-title.center { text-align: center; }
.accent { color: var(--cyan); }

/* ─── ABOUT ─────────────────────────────────────────── */
.about {
  padding: 7rem 6rem;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
  margin-top: 1rem;
}

.about-diagram {
  display: flex; align-items: center; justify-content: center;
  gap: 1.5rem; flex-wrap: nowrap;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2.5rem 2rem;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.about-diagram::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(0,212,255,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.node {
  display: flex; flex-direction: column; align-items: center;
  gap: 0.4rem; text-align: center;
}

.node-icon {
  font-size: 2rem; line-height: 1;
  color: var(--cyan);
  animation: node-pulse 3s ease-in-out infinite;
}

.node.client .node-icon { color: var(--green); animation-delay: 1.5s; }

@keyframes node-pulse {
  0%, 100% { filter: drop-shadow(0 0 4px currentColor); }
  50% { filter: drop-shadow(0 0 12px currentColor); }
}

.node-label {
  font-family: var(--font-display); font-size: 0.8rem;
  font-weight: 700; color: var(--text-bright); letter-spacing: 0.15em;
}

.node-sub {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--text-dim);
}

.connection-line {
  flex: 1; position: relative; min-width: 80px;
  display: flex; flex-direction: column; align-items: center; gap: 0.3rem;
}

.connection-line svg { width: 100%; overflow: visible; }

.conn-label {
  font-family: var(--font-mono); font-size: 0.62rem;
  color: var(--text-muted); letter-spacing: 0.12em;
  white-space: nowrap;
}

.packet {
  position: absolute;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 6px var(--cyan);
  top: 0;
  animation: travel-right 2s linear infinite;
}

.packet.p2 {
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  top: auto; bottom: 0;
  animation: travel-left 2s linear infinite 1s;
}

@keyframes travel-right {
  0% { left: 0; } 100% { left: calc(100% - 8px); }
}
@keyframes travel-left {
  0% { right: 0; left: auto; } 100% { right: calc(100% - 8px); }
}

.about-stat-row {
  display: flex; gap: 0; justify-content: stretch;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 4px;
  overflow: hidden;
}

.stat {
  flex: 1; padding: 1.2rem; text-align: center;
  border-right: 1px solid var(--border);
  transition: background 0.2s;
}

.stat:last-child { border-right: none; }
.stat:hover { background: var(--bg-card-hover); }

.stat-num {
  display: block;
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 900;
  color: var(--cyan);
  line-height: 1;
}

.stat-label {
  display: block;
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--text-dim); letter-spacing: 0.12em;
  margin-top: 0.3rem;
}

.about-text p {
  color: var(--text-dim); margin-bottom: 1.2rem;
  font-size: 0.97rem; line-height: 1.8;
}

.hl { color: var(--cyan); font-family: var(--font-mono); font-size: 0.9em; }

.about-tags {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.5rem;
}

.tag {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--cyan); border: 1px solid var(--border-bright);
  padding: 0.25rem 0.75rem; border-radius: 2px;
  background: var(--cyan-dim); letter-spacing: 0.08em;
}

/* ─── FEATURES ──────────────────────────────────────── */
.features {
  padding: 7rem 6rem;
  background: var(--bg-base);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.feat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.2s, box-shadow 0.3s;
}

.feat-card::before {
  content: attr(data-index);
  position: absolute; top: 1.2rem; right: 1.5rem;
  font-family: var(--font-display); font-size: 0.65rem;
  color: var(--text-muted); letter-spacing: 0.1em;
}

.feat-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: linear-gradient(90deg, var(--cyan), var(--green));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s cubic-bezier(.23, 1, .32, 1);
}

.feat-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 30px rgba(0,212,255,0.07);
}

.feat-card:hover::after { transform: scaleX(1); }

.feat-icon-wrap {
  margin-bottom: 1.2rem;
}

.feat-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  font-size: 1.4rem; line-height: 1;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 6px;
  transition: background 0.3s, box-shadow 0.3s;
}

.feat-card:hover .feat-icon {
  background: rgba(0,212,255,0.2);
  box-shadow: 0 0 20px rgba(0,212,255,0.2);
}

.feat-card h3 {
  font-family: var(--font-display); font-size: 0.88rem;
  font-weight: 700; color: var(--text-bright);
  letter-spacing: 0.05em; margin-bottom: 0.8rem;
}

.feat-card p {
  font-size: 0.88rem; color: var(--text-dim); line-height: 1.75;
}

/* ─── USE CASE ──────────────────────────────────────── */
.usecase {
  padding: 7rem 6rem;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.usecase-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6rem; align-items: start;
  margin-top: 1rem;
}

.usecase-desc {
  color: var(--text-dim); font-size: 0.97rem;
  line-height: 1.8; margin-bottom: 2rem;
}

.ethics-box {
  display: flex; gap: 1rem; align-items: flex-start;
  background: rgba(0,255,157,0.05);
  border: 1px solid rgba(0,255,157,0.2);
  border-radius: 6px; padding: 1.2rem 1.5rem;
}

.ethics-icon {
  font-size: 1.3rem; color: var(--green);
  flex-shrink: 0; line-height: 1.5;
}

.ethics-box p {
  font-size: 0.85rem; color: var(--text-dim); line-height: 1.7;
}

.ethics-box strong { color: var(--green); }

.usecase-list { display: flex; flex-direction: column; gap: 0; }

.uc-item {
  display: flex; gap: 1.5rem; align-items: flex-start;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.uc-item:first-child { border-top: 1px solid var(--border); }

.uc-num {
  font-family: var(--font-display); font-size: 0.7rem;
  font-weight: 900; color: var(--cyan); opacity: 0.5;
  letter-spacing: 0.1em; flex-shrink: 0;
  padding-top: 0.2rem;
  transition: opacity 0.2s;
}

.uc-item:hover .uc-num { opacity: 1; }

.uc-body h4 {
  font-family: var(--font-display); font-size: 0.82rem;
  font-weight: 700; color: var(--text-bright);
  letter-spacing: 0.05em; margin-bottom: 0.5rem;
}

.uc-body p {
  font-size: 0.87rem; color: var(--text-dim); line-height: 1.7;
}

/* ─── CTA ───────────────────────────────────────────── */
.cta {
  padding: 7rem 6rem;
  background: var(--bg-base);
  text-align: center;
  position: relative;
}

.cta-bg-glow {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 60%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--green), transparent);
  filter: blur(1px);
}

.cta-desc {
  max-width: 600px; margin: 0 auto 3.5rem;
  color: var(--text-dim); font-size: 0.97rem; line-height: 1.8;
}

.cta-cards {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1.5rem; max-width: 860px; margin: 0 auto 3rem;
}

.cta-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px; padding: 2rem;
  transition: border-color 0.3s, transform 0.2s;
  text-align: left;
}

.cta-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-3px);
}

.cta-card-icon {
  font-size: 1.5rem; color: var(--cyan); margin-bottom: 1rem;
  display: block;
}

.cta-card h4 {
  font-family: var(--font-display); font-size: 0.8rem;
  font-weight: 700; color: var(--text-bright);
  letter-spacing: 0.05em; margin-bottom: 0.6rem;
}

.cta-card p {
  font-size: 0.85rem; color: var(--text-dim); line-height: 1.7;
}

/* ─── CONTACT ───────────────────────────────────────── */
.contact {
  padding: 7rem 6rem;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
}

.contact-sub {
  max-width: 500px; margin: 0 auto 3.5rem;
  color: var(--text-dim); text-align: center;
  font-size: 0.95rem; line-height: 1.8;
}

.contact-cards {
  display: flex; gap: 2rem; justify-content: center;
  flex-wrap: wrap;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px; padding: 2.5rem 2rem;
  text-align: center; min-width: 280px; max-width: 340px;
  flex: 1;
  transition: border-color 0.3s, transform 0.2s, box-shadow 0.3s;
  position: relative; overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  opacity: 0; transition: opacity 0.3s;
}

.contact-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-5px);
  box-shadow: 0 25px 60px rgba(0,0,0,0.4), 0 0 30px rgba(0,212,255,0.08);
}

.contact-card:hover::before { opacity: 1; }

.cc-avatar {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: var(--bg-deep);
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 900;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.2rem;
  box-shadow: 0 0 20px rgba(0,212,255,0.3);
}

.contact-card h3 {
  font-family: var(--font-display); font-size: 1rem;
  font-weight: 700; color: var(--text-bright);
  letter-spacing: 0.08em; margin-bottom: 0.4rem;
}

.cc-role {
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text-dim); letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}

.cc-email {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--cyan); text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.6rem 1rem; border-radius: 4px;
  background: var(--cyan-dim);
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  word-break: break-all;
}

.cc-email:hover {
  border-color: var(--cyan);
  background: rgba(0,212,255,0.15);
  box-shadow: 0 0 15px rgba(0,212,255,0.15);
}

.email-icon { flex-shrink: 0; }

/* ─── FOOTER ────────────────────────────────────────── */
.footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  padding: 2.5rem 6rem;
}

.footer-inner {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 1rem; justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-display); font-size: 0.9rem;
  font-weight: 700; color: var(--cyan); letter-spacing: 0.15em;
}

.footer-note {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-muted); text-align: center; flex: 1;
  letter-spacing: 0.06em;
}

.footer-copy {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-muted); letter-spacing: 0.06em;
}

/* ─── SCROLL REVEAL ─────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(.23, 1, .32, 1), transform 0.7s cubic-bezier(.23, 1, .32, 1);
}

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

/* ─── RESPONSIVE ────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr; padding: 8rem 3rem 5rem; }
  .hero-terminal { display: none; }
  .hero-code-rain { width: 100%; opacity: 0.02; }
  .about-grid, .usecase-inner { grid-template-columns: 1fr; gap: 3rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .about, .features, .usecase, .cta, .contact, .footer { padding-left: 3rem; padding-right: 3rem; }
  .hero { padding-left: 3rem; padding-right: 3rem; }
  .cta-cards { grid-template-columns: 1fr; max-width: 420px; }
}

@media (max-width: 680px) {
  .nav { padding: 0 1.5rem; }
  .nav-links { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .about, .features, .usecase, .cta, .contact, .footer { padding-left: 1.5rem; padding-right: 1.5rem; }
  .hero { padding: 7rem 1.5rem 4rem; }
  .contact-cards { flex-direction: column; align-items: center; }
}