/* ============================================================
   VibeGuard — Complete Stylesheet
   Single naming system, every class used in HTML is defined.
   ============================================================ */

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
  --bg:           #000000;
  --bg-2:         #0a0a0a;
  --bg-3:         #111111;
  --surface:      #141414;
  --surface-2:    #1a1a1a;
  --border:       rgba(255,255,255,0.08);
  --border-focus: rgba(0,212,255,0.4);

  --cyan:         #00d4ff;
  --cyan-dim:     rgba(0,212,255,0.12);
  --cyan-glow:    rgba(0,212,255,0.35);
  --purple:       #7b61ff;
  --purple-dim:   rgba(123,97,255,0.12);

  --text-1:       #ffffff;
  --text-2:       rgba(255,255,255,0.6);
  --text-3:       rgba(255,255,255,0.35);

  --red:          #ff4d4d;
  --orange:       #ff8c42;
  --yellow:       #ffd166;
  --green:        #06d6a0;
  --blue:         #00d4ff;

  --term-bg:      #0d0d0d;
  --term-head:    #1c1c1e;
  --term-text:    #e0e0e0;
  --term-green:   #00ff88;
  --term-cyan:    #00d4ff;
  --term-dim:     rgba(255,255,255,0.28);

  --sp-1:  4px;  --sp-2:  8px;  --sp-3:  12px; --sp-4:  16px;
  --sp-5:  20px; --sp-6:  24px; --sp-8:  32px; --sp-10: 40px;
  --sp-12: 48px; --sp-16: 64px; --sp-20: 80px; --sp-24: 96px;

  --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --r-sm:   6px;  --r-md:  10px; --r-lg:  16px;
  --r-xl:   24px; --r-2xl: 32px; --r-full:9999px;

  --ease:   250ms ease;
  --ease-f: 150ms ease;
  --ease-s: 400ms ease;

  --max-w: 1200px;
  --nav-h: 68px;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-1);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
code { font-family: var(--mono); }

/* ── Keyframes ──────────────────────────────────────────────── */
@keyframes pulse     { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(.85)} }
@keyframes blink     { 0%,100%{opacity:1} 50%{opacity:0} }
@keyframes float     { 0%,100%{transform:translateY(0) rotate(-.5deg)} 50%{transform:translateY(-16px) rotate(.5deg)} }
@keyframes shimmer   { 0%{background-position:-200% center} 100%{background-position:200% center} }
@keyframes scanline  { 0%{top:-4px;opacity:0} 5%{opacity:.5} 95%{opacity:.5} 100%{top:100%;opacity:0} }
@keyframes glowPulse { 0%,100%{opacity:.5;transform:scale(1)} 50%{opacity:.9;transform:scale(1.07)} }
@keyframes fadeUp    { from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:translateY(0)} }

/* ── Scroll-reveal utility ──────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--ease-s), transform var(--ease-s);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Shared layout ──────────────────────────────────────────── */
.section-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
  padding-block: var(--sp-24);
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: var(--sp-4);
}
.section-eyebrow::before {
  content: '';
  display: block;
  width: 20px;
  height: 1px;
  background: var(--cyan);
  flex-shrink: 0;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.03em;
  color: var(--text-1);
  margin-bottom: var(--sp-4);
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: var(--sp-10);
}

/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: background var(--ease), border-color var(--ease), box-shadow var(--ease);
}
.nav.scrolled {
  background: rgba(0,0,0,.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom-color: var(--border);
  box-shadow: 0 1px 0 rgba(255,255,255,.04);
}

.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-shrink: 0;
}
.nav-logo-icon {
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
  flex-shrink: 0;
}
.nav-logo-text {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text-1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  flex: 1;
  justify-content: center;
}
.nav-links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--ease-f);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--text-1); }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-2);
  white-space: nowrap;
  flex-shrink: 0;
  transition: border-color var(--ease-f), color var(--ease-f), background var(--ease-f);
}
.nav-cta:hover {
  border-color: var(--border-focus);
  color: var(--text-1);
  background: var(--surface-2);
}
.nav-cta svg { flex-shrink: 0; }

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; z-index: 0; }

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-glow { position: absolute; border-radius: 50%; pointer-events: none; }
.hero-glow-1 {
  top: 5%; left: 10%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(0,212,255,.1) 0%, transparent 70%);
  animation: glowPulse 7s ease-in-out infinite;
}
.hero-glow-2 {
  bottom: 5%; right: 5%;
  width: 550px; height: 550px;
  background: radial-gradient(circle, rgba(123,97,255,.1) 0%, transparent 70%);
  animation: glowPulse 9s ease-in-out infinite reverse;
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
  padding-block: var(--sp-20);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

/* Hero content (left) */
.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sp-5);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 5px var(--sp-4);
  background: rgba(0,212,255,.08);
  border: 1px solid rgba(0,212,255,.22);
  border-radius: var(--r-full);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--cyan);
}
.badge-dot {
  width: 6px; height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.04em;
  color: var(--text-1);
}
.hero-gradient {
  display: block;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--purple) 40%, var(--cyan) 80%, var(--purple) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 460px;
}

/* Install pill */
.install-pill {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 440px;
  background: var(--term-bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color var(--ease), box-shadow var(--ease);
}
.install-pill:hover {
  border-color: rgba(0,212,255,.3);
  box-shadow: 0 0 24px rgba(0,212,255,.08);
}
.install-prompt {
  padding: var(--sp-4);
  font-family: var(--mono);
  font-size: .875rem;
  color: var(--term-green);
  user-select: none;
  flex-shrink: 0;
}
.install-cmd {
  flex: 1;
  padding: var(--sp-4) 0;
  font-family: var(--mono);
  font-size: .875rem;
  color: var(--term-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.install-copy {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  color: var(--text-3);
  transition: color var(--ease-f), background var(--ease-f);
}
.install-copy:hover { color: var(--cyan); background: rgba(0,212,255,.06); }
.install-copy.copied { color: var(--term-green); }

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 12px 28px;
  background: var(--cyan);
  color: #000;
  font-size: .9rem;
  font-weight: 700;
  border-radius: var(--r-full);
  transition: background var(--ease-f), transform var(--ease-f), box-shadow var(--ease-f);
  white-space: nowrap;
}
.btn-primary:hover {
  background: #33ddff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,212,255,.4);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 11px 24px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: border-color var(--ease-f), color var(--ease-f), background var(--ease-f), transform var(--ease-f);
  white-space: nowrap;
}
.btn-outline:hover {
  border-color: var(--border-focus);
  color: var(--text-1);
  background: var(--cyan-dim);
  transform: translateY(-1px);
}

/* Hero stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  padding-top: var(--sp-2);
}
.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-inline: var(--sp-5);
}
.hero-stat:first-child { padding-left: 0; }
.hero-stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--text-1);
  line-height: 1;
}
.hero-stat-label {
  font-size: .7rem;
  color: var(--text-3);
  white-space: nowrap;
}
.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  flex-shrink: 0;
}

/* Hero visual (right) */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Terminal mockup */
.terminal {
  width: 100%;
  max-width: 500px;
  background: var(--term-bg);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.04),
    0 32px 80px rgba(0,0,0,.8),
    0 0 60px rgba(0,212,255,.07);
  animation: float 7s ease-in-out infinite;
  position: relative;
}
.terminal::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 3px;
  background: linear-gradient(transparent, rgba(0,212,255,.18), transparent);
  animation: scanline 6s linear infinite;
  pointer-events: none;
  z-index: 10;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 12px var(--sp-5);
  background: var(--term-head);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.terminal-dots { display: flex; gap: var(--sp-2); }
.dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.dot-red    { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green  { background: #28c840; }

.terminal-title-text {
  flex: 1;
  text-align: center;
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--text-3);
  padding-right: 52px;
}

.terminal-body {
  padding: var(--sp-5);
  font-family: var(--mono);
  font-size: .72rem;
  line-height: 1.65;
  color: var(--term-text);
  overflow: hidden;
}

/* Terminal line & color helpers */
.tl        { display: block; white-space: pre; overflow: hidden; }
.tc-green  { color: var(--term-green); }
.tc-cyan   { color: var(--term-cyan); }
.tc-dim    { color: var(--term-dim); }
.tc-white  { color: var(--term-text); }
.tc-red    { color: var(--red); }
.tc-orange { color: var(--orange); }
.tc-yellow { color: var(--yellow); }
.tc-blue   { color: var(--blue); }
.tc-bold   { font-weight: 700; }
.tc-badge-crit {
  display: inline-block;
  padding: 1px 7px;
  background: rgba(255,77,77,.18);
  color: var(--red);
  border-radius: 4px;
  font-size: .65rem;
  font-weight: 700;
}
.tc-cursor {
  display: inline-block;
  width: 7px;
  height: 13px;
  background: var(--cyan);
  vertical-align: text-bottom;
  border-radius: 1px;
  animation: blink 1.1s step-end infinite;
}

/* ── Crisis section ──────────────────────────────────────────── */
.crisis {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.crisis .section-inner {
  padding-block: var(--sp-16);
  text-align: center;
}
.crisis-title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text-1);
  margin-bottom: var(--sp-10);
}
.crisis-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}
.crisis-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--sp-8) var(--sp-5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
  text-align: center;
  transition: border-color var(--ease), transform var(--ease);
}
.crisis-card:hover {
  border-color: rgba(0,212,255,.2);
  transform: translateY(-3px);
}
.crisis-num {
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: -.04em;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.crisis-card p {
  font-size: .85rem;
  color: var(--text-2);
  line-height: 1.55;
}
.crisis-source {
  font-size: .7rem;
  color: var(--text-3);
  font-family: var(--mono);
}

/* ── Features ────────────────────────────────────────────────── */
.features .section-inner { padding-bottom: var(--sp-24); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-10);
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--sp-8) var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  transition: border-color var(--ease), transform var(--ease), box-shadow var(--ease);
}
.feature-card:hover {
  border-color: rgba(0,212,255,.25);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
}
.feature-large {
  grid-column: span 2;
}
.feature-icon {
  font-size: 1.8rem;
  line-height: 1;
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text-1);
}
.feature-card p {
  font-size: .875rem;
  color: var(--text-2);
  line-height: 1.65;
}

/* Code block inside feature card */
.code-block {
  margin-top: var(--sp-4);
  background: var(--term-bg);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--r-md);
  overflow: hidden;
}
.code-label {
  padding: var(--sp-2) var(--sp-4);
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-3);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.code-block pre {
  padding: var(--sp-4);
  font-family: var(--mono);
  font-size: .75rem;
  line-height: 1.7;
  overflow-x: auto;
}
.code-block code { font-family: var(--mono); }
.c-red    { color: #ff6b6b; }
.c-orange { color: var(--orange); }
.c-dim    { color: var(--term-dim); }

/* Report preview inside feature card */
.report-preview {
  margin-top: var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.report-row {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: var(--term-bg);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--r-md);
}
.severity-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  flex-shrink: 0;
  margin-top: 2px;
}
.sev-critical { background: rgba(255,77,77,.18);  color: var(--red); }
.sev-high     { background: rgba(255,140,66,.18); color: var(--orange); }
.sev-medium   { background: rgba(255,209,102,.18);color: var(--yellow); }
.sev-low      { background: rgba(6,214,160,.18);  color: var(--green); }
.report-row-info  { display: flex; flex-direction: column; gap: 2px; }
.report-row-title { font-size: .82rem; color: var(--text-1); font-weight: 500; }
.report-row-meta  { font-size: .72rem; color: var(--text-3); font-family: var(--mono); }

/* ── How it works ────────────────────────────────────────────── */
.how { background: var(--bg-2); }
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: var(--sp-10);
}
.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  padding: var(--sp-8) var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  transition: border-color var(--ease), transform var(--ease);
}
.step:hover {
  border-color: rgba(0,212,255,.2);
  transform: translateY(-2px);
}
.step-connector {
  width: 40px;
  flex-shrink: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--border), rgba(0,212,255,.2), var(--border));
  align-self: center;
  margin-top: -20px;
}
.step-num {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -.04em;
  font-family: var(--mono);
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.step-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: var(--sp-2);
}
.step-body p {
  font-size: .875rem;
  color: var(--text-2);
  line-height: 1.65;
}
.cmd-snippet {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 8px 14px;
  background: var(--term-bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--term-text);
  margin-top: var(--sp-4);
}
.cmd-prompt { color: var(--term-green); user-select: none; }

/* ── Install section ─────────────────────────────────────────── */
.install-section { background: var(--bg); }
.install-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-10);
}
.install-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--sp-8) var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  transition: border-color var(--ease), transform var(--ease), box-shadow var(--ease);
}
.install-card:hover {
  border-color: rgba(0,212,255,.25);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0,0,0,.5);
}
.install-card-header {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.install-tag {
  display: inline-flex;
  width: fit-content;
  padding: 3px 10px;
  background: var(--cyan-dim);
  border: 1px solid rgba(0,212,255,.25);
  border-radius: var(--r-full);
  font-family: var(--mono);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
  text-transform: uppercase;
}
.install-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-1);
}
.install-card p {
  font-size: .875rem;
  color: var(--text-2);
  line-height: 1.65;
}
.install-card p code {
  background: rgba(255,255,255,.07);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .8rem;
  color: var(--cyan);
}
.install-cmd-block {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 10px var(--sp-4);
  background: var(--term-bg);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--r-md);
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--term-text);
}
.icp {
  color: var(--term-green);
  user-select: none;
  flex-shrink: 0;
}
.install-cmd-block span:nth-child(2) { flex: 1; }
.mt-2 { margin-top: var(--sp-2); }
.copy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: var(--r-sm);
  color: var(--text-3);
  transition: color var(--ease-f), background var(--ease-f);
}
.copy-btn:hover { color: var(--cyan); background: rgba(0,212,255,.08); }
.copy-btn.copied { color: var(--term-green); }

/* ── Coverage grid ───────────────────────────────────────────── */
.coverage { background: var(--bg-2); }
.coverage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-3);
  margin-top: var(--sp-10);
}
.coverage-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-5);
  padding: var(--sp-5) var(--sp-6);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: border-color var(--ease), transform var(--ease);
}
.coverage-item:hover {
  border-color: rgba(0,212,255,.2);
  transform: translateX(3px);
}
.cov-num {
  font-size: 1.1rem;
  font-weight: 800;
  font-family: var(--mono);
  color: var(--cyan);
  flex-shrink: 0;
  min-width: 28px;
  opacity: .5;
  padding-top: 2px;
}
.cov-body h4 {
  font-size: .9rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: var(--sp-1);
}
.cov-body p {
  font-size: .8rem;
  color: var(--text-2);
  line-height: 1.55;
}

/* ── CTA section ─────────────────────────────────────────────── */
.cta-section {
  position: relative;
  overflow: hidden;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
  padding-block: var(--sp-24);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-5);
}
.cta-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(0,212,255,.06) 0%, transparent 70%);
  pointer-events: none;
}
.cta-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -.04em;
  color: var(--text-1);
  max-width: 600px;
}
.cta-sub {
  font-size: 1.05rem;
  color: var(--text-2);
}
.cta-cmd {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 14px 28px;
  background: var(--term-bg);
  border: 1px solid rgba(0,212,255,.2);
  border-radius: var(--r-lg);
  font-family: var(--mono);
  font-size: 1rem;
  box-shadow: 0 0 30px rgba(0,212,255,.06);
}
.cta-prompt { color: var(--term-green); user-select: none; }
.cta-text   { color: var(--term-text); }
.cta-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
  justify-content: center;
}

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
  padding-block: var(--sp-12);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
  text-align: center;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.footer-logo-text {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text-1);
}
.footer-tag { font-size: .875rem; color: var(--text-3); }
.footer-links {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
}
.footer-links a {
  font-size: .85rem;
  color: var(--text-2);
  transition: color var(--ease-f);
}
.footer-links a:hover { color: var(--cyan); }
.footer-copy { font-size: .75rem; color: var(--text-3); }

/* ── Scroll reveal stagger ───────────────────────────────────── */
.reveal:nth-child(1) { transition-delay:   0ms; }
.reveal:nth-child(2) { transition-delay:  60ms; }
.reveal:nth-child(3) { transition-delay: 120ms; }
.reveal:nth-child(4) { transition-delay: 180ms; }
.reveal:nth-child(5) { transition-delay: 240ms; }
.reveal:nth-child(6) { transition-delay: 300ms; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .crisis-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-large { grid-column: span 2; }
  .install-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --nav-h: 60px; }

  .nav-links { display: none; }
  .nav-cta span:not(.sr-only) { display: none; }
  .nav-cta { padding: var(--sp-2); border-radius: 50%; }

  .hero-inner {
    grid-template-columns: 1fr;
    padding-block: var(--sp-12);
    text-align: center;
  }
  .hero-content { align-items: center; }
  .hero-visual { display: none; }
  .hero-stats { justify-content: center; }
  .install-pill { max-width: 100%; }

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

  .features-grid { grid-template-columns: 1fr; }
  .feature-large { grid-column: span 1; }

  .steps { flex-direction: column; gap: var(--sp-4); }
  .step-connector {
    width: 2px; height: 24px;
    background: linear-gradient(180deg, var(--border), rgba(0,212,255,.2), var(--border));
    align-self: center;
    margin: 0;
  }

  .install-grid { grid-template-columns: 1fr; }
  .coverage-grid { grid-template-columns: 1fr; }

  .cta-actions { flex-direction: column; width: 100%; }
  .cta-actions .btn-primary,
  .cta-actions .btn-outline { width: 100%; }

  .section-inner { padding-block: var(--sp-16); }
}

@media (max-width: 480px) {
  .crisis-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 2.2rem; }
  .cta-title { font-size: 1.8rem; }
  .cta-cmd { font-size: .85rem; padding: 12px 20px; }
}