/* =============================================================================
   PRISM LANDING — landing.css
   Dark, simulation-driven, engineering-first design.
   All lp-* classes are scoped to landing only.
============================================================================= */

/* ─── RESET / BASE ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --lp-bg:          #0d1829;
  --lp-surface:     #132035;
  --lp-surface-2:   #172440;
  --lp-border:      rgba(56,189,248,0.1);
  --lp-border-dim:  rgba(255,255,255,0.06);
  --lp-text:        #e2e8f0;
  --lp-text-muted:  #64748b;
  --lp-text-dim:    #717e91;
  --lp-primary:     #3b82f6;
  --lp-primary-glow:rgba(59,130,246,0.35);
  --lp-cyan:        #38bdf8;
  --lp-cyan-glow:   rgba(56,189,248,0.2);
  --lp-fail-red:    #f87171;
  --lp-fail-red-bg: rgba(248,113,113,0.08);
  --lp-warn-orange: #fb923c;
  --lp-warn-orange-bg: rgba(251,146,60,0.08);
  --lp-warn-yellow: #fbbf24;
  --lp-warn-yellow-bg: rgba(251,191,36,0.08);
  --lp-ok-green:    #34d399;
  --lp-mono:        'JetBrains Mono', 'Fira Code', monospace;
  --lp-container:   1160px;
  --lp-radius:      12px;
  --lp-radius-lg:   18px;

  /* ── Font scale — kept in sync with style.css.
        Base: 16px = 1rem. ── */
  --fs-micro:   clamp(0.60rem, 0.56rem + 0.2vw, 0.68rem);
  --fs-xss:     clamp(0.64rem, 0.60rem + 0.2vw, 0.72rem);
  --fs-xs:      clamp(0.68rem, 0.63rem + 0.25vw, 0.76rem);
  --fs-sm:      clamp(0.74rem, 0.68rem + 0.3vw,  0.82rem);
  --fs-base:    clamp(0.78rem, 0.72rem + 0.3vw,  0.86rem);
  --fs-ui:      clamp(0.80rem, 0.75rem + 0.3vw,  0.90rem);
  --fs-md:      clamp(0.85rem, 0.80rem + 0.3vw,  0.95rem);
  --fs-subhead: clamp(0.90rem, 0.85rem + 0.3vw,  1.00rem);
  --fs-lg:      clamp(0.95rem, 0.88rem + 0.4vw,  1.10rem);
  --fs-xl:      clamp(1.05rem, 0.95rem + 0.5vw,  1.25rem);
  --fs-2xl:     clamp(1.25rem, 1.10rem + 0.7vw,  1.60rem);
  --fs-xxl:     clamp(1.50rem, 1.30rem + 1.0vw,  1.90rem);

  --fs-2xxl:    2.20rem;   /* hero extra large                           */
  --fs-3xxl:    3.00rem;   /* hero ultra large                           */
}

html { scroll-behavior: smooth; font-size: 16px; }
.lp-body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--lp-bg);
  color: var(--lp-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* ─── LAYOUT ────────────────────────────────────────────────────────────────── */
.lp-container {
  max-width: var(--lp-container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ─── SCROLL REVEAL ─────────────────────────────────────────────────────────── */
.lp-anim {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.lp-anim.lp-visible { opacity: 1; transform: none; }
.lp-anim-delay-1 { transition-delay: 0.12s; }
.lp-anim-delay-2 { transition-delay: 0.24s; }

/* ─── SHARED SECTION TYPOGRAPHY ─────────────────────────────────────────────── */
.lp-section-label {
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--lp-cyan);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.lp-section-h2 {
  font-size: var(--fs-2xxl);
  font-weight: 800;
  line-height: 1.2;
  color: #f1f5f9;
  margin-bottom: 1rem;
}
.lp-h2-accent {
  background: linear-gradient(90deg, var(--lp-cyan), var(--lp-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lp-section-sub {
  font-size: var(--fs-base);
  color: var(--lp-text-muted);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 3rem;
}

/* ─── SHARED BUTTONS ────────────────────────────────────────────────────────── */
.lp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  font-size: var(--fs-base);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.18s ease;
  cursor: pointer;
  border: none;
  white-space: nowrap;
}
.lp-btn-primary {
  background: var(--lp-primary);
  color: #fff;
  box-shadow: 0 0 20px var(--lp-primary-glow);
}
.lp-btn-primary:hover {
  background: #2563eb;
  box-shadow: 0 0 30px rgba(59,130,246,0.5);
  transform: translateY(-1px);
}
.lp-btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--lp-text);
  border: 1px solid var(--lp-border-dim);
}
.lp-btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(56,189,248,0.3);
  color: var(--lp-cyan);
}
.lp-btn-outline {
  background: transparent;
  color: var(--lp-cyan);
  border: 1px solid rgba(56,189,248,0.35);
}
.lp-btn-outline:hover {
  background: var(--lp-cyan-glow);
  border-color: var(--lp-cyan);
}
.lp-btn-xl { padding: 0.9rem 2rem; font-size: var(--fs-md); border-radius: 10px; }

/* ─── GRID BACKGROUND ────────────────────────────────────────────────────────── */
.lp-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(56,189,248,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,189,248,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* Decorative SVG layer */
.lp-hero-decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}
.lp-decor-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* =============================================================================
   HERO
============================================================================= */
.lp-hero {
  position: relative;
  min-height: calc(100svh - 100px);
  display: flex;
  align-items: center;
  background: var(--lp-bg);
  overflow: hidden;
  padding: 2.5rem 0;
}
.lp-hero-glow {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 1100px;
  height: 700px;
  background: radial-gradient(ellipse at center, rgba(59,130,246,0.14) 0%, transparent 65%);
  pointer-events: none;
}

/* SVG decorative background elements */
.lp-hero-decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

/* Sim card 3-D tilt */
.lp-hero-sim {
  transform-style: preserve-3d;
  will-change: transform;
  transition: box-shadow 0.3s ease;
}
.lp-hero-sim.lp-tilt-active {
  transition: none;
}
.lp-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

/* Hero copy */
.lp-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-xss);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lp-cyan);
  background: rgba(56,189,248,0.08);
  border: 1px solid rgba(56,189,248,0.2);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}
.lp-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lp-ok-green);
  box-shadow: 0 0 6px var(--lp-ok-green);
  animation: lp-pulse-dot 2s ease-in-out infinite;
}
@keyframes lp-pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--lp-ok-green); }
  50%       { opacity: 0.6; box-shadow: 0 0 12px var(--lp-ok-green); }
}

.lp-hero-h1 {
  font-size: var(--fs-3xxl);
  font-weight: 900;
  line-height: 1.1;
  color: #f8fafc;
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}
.lp-h1-accent {
  background: linear-gradient(90deg, #f87171 0%, #fb923c 60%, #fbbf24 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lp-hero-sub {
  font-size: var(--fs-subhead);
  color: #94a3b8;
  line-height: 1.7;
  max-width: 500px;
  margin-bottom: 2rem;
}
.lp-hero-actions {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}
.lp-hero-note {
  font-size: var(--fs-xs);
  color: var(--lp-text-dim);
}

/* Simulation window */
.lp-hero-sim {
  border-radius: var(--lp-radius-lg);
  overflow: hidden;
  border: 1px solid rgba(56,189,248,0.15);
  box-shadow:
    0 0 80px rgba(59,130,246,0.12),
    0 0 1px rgba(56,189,248,0.3),
    inset 0 1px 0 rgba(255,255,255,0.04);
  background: var(--lp-surface);
  transform-style: preserve-3d;
  will-change: transform;
  transition: box-shadow 0.35s ease, transform 0.1s ease;
}
.lp-sim-chrome {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 1rem;
  background: rgba(0,0,0,0.35);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.lp-sim-chrome-dots { display: flex; gap: 0.35rem; }
.lp-sim-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.lp-sim-dot--red    { background: #f87171; }
.lp-sim-dot--yellow { background: #fbbf24; }
.lp-sim-dot--green  { background: #34d399; }
.lp-sim-title {
  flex: 1;
  text-align: center;
  font-size: var(--fs-xss);
  color: var(--lp-text-muted);
  font-family: var(--lp-mono);
}
.lp-sim-live {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--lp-ok-green);
}
.lp-sim-live-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lp-ok-green);
  animation: lp-pulse-dot 1.5s infinite;
}
.lp-sim-body {
  display: flex;
  flex-direction: column;
}
/* Canvas-like dot-grid background for the architecture area */
.lp-sim-graph-area {
  position: relative;
  background-color: #0b1422;
  background-image:
    radial-gradient(circle, rgba(56,189,248,0.18) 1px, transparent 1px);
  background-size: 22px 22px;
  border-bottom: 1px solid rgba(56,189,248,0.07);
  border-radius: 0;
  overflow: hidden;
}
/* Subtle vignette so edges fade into the card border */
.lp-sim-graph-area::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, transparent 55%, rgba(11,20,34,0.75) 100%);
  pointer-events: none;
}
.lp-sim-svg {
  width: 100%;
  height: auto;
  display: block;
  padding: 1rem 0.5rem 0.5rem;
  position: relative;
  z-index: 1;
}
.no-smil .lp-sim-svg animate,
.no-smil .lp-sim-svg animateMotion { display: none; }

/* Metrics panel */
.lp-sim-metrics {
  padding: 0.85rem 1rem 1rem;
  border-top: 1px solid rgba(255,255,255,0.04);
  background: rgba(0,0,0,0.2);
}
.lp-metrics-hdr {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lp-text-muted);
  margin-bottom: 0.65rem;
}
.lp-metrics-live-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lp-ok-green);
  animation: lp-pulse-dot 1.5s infinite;
}
.lp-metrics-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.28rem 0;
  font-size: var(--fs-xs);
}
.lp-mk { color: var(--lp-text-muted); }
.lp-mv {
  font-family: var(--lp-mono);
  font-size: var(--fs-sm);
  font-weight: 500;
}
.lp-mv em { font-style: normal; font-size: var(--fs-micro); opacity: 0.6; margin-left: 2px; }
.lp-mv-ok     { color: var(--lp-ok-green); }
.lp-mv-warn   { color: var(--lp-warn-yellow); }
.lp-mv-danger { color: var(--lp-fail-red); }
.lp-metrics-sep {
  height: 1px;
  background: rgba(255,255,255,0.05);
  margin: 0.5rem 0;
}
.lp-metrics-alert {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-xss);
  color: var(--lp-fail-red);
  font-family: var(--lp-mono);
  animation: lp-blink-alert 2s ease infinite;
}
@keyframes lp-blink-alert {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.55; }
}


/* =============================================================================
   FAILURE MODES SECTION
============================================================================= */
.lp-failures {
  padding: 6rem 0;
  background: var(--lp-surface);
  border-top: 1px solid var(--lp-border-dim);
  border-bottom: 1px solid var(--lp-border-dim);
  text-align: center;
}
.lp-failures .lp-section-sub {
  margin: 0 auto 3rem;
}
.lp-failures-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  text-align: left;
}
.lp-fail-card {
  display: flex;
  gap: 1rem;
  padding: 1.4rem 1.3rem;
  border-radius: var(--lp-radius);
  border: 1px solid var(--lp-border-dim);
  background: rgba(255,255,255,0.02);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.lp-fail-card:hover {
  transform: translateY(-3px);
}
.lp-fail-card--red:hover   { border-color: rgba(248,113,113,0.3); box-shadow: 0 4px 30px rgba(248,113,113,0.08); }
.lp-fail-card--orange:hover{ border-color: rgba(251,146,60,0.3); box-shadow: 0 4px 30px rgba(251,146,60,0.08); }
.lp-fail-card--yellow:hover{ border-color: rgba(251,191,36,0.3); box-shadow: 0 4px 30px rgba(251,191,36,0.08); }

.lp-fail-icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lp-fail-card--red    .lp-fail-icon { background: var(--lp-fail-red-bg);    color: var(--lp-fail-red); }
.lp-fail-card--orange .lp-fail-icon { background: var(--lp-warn-orange-bg); color: var(--lp-warn-orange); }
.lp-fail-card--yellow .lp-fail-icon { background: var(--lp-warn-yellow-bg); color: var(--lp-warn-yellow); }

.lp-fail-body { flex: 1; }
.lp-fail-title {
  font-size: var(--fs-md);
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 0.35rem;
}
.lp-fail-desc {
  font-size: var(--fs-base);
  color: var(--lp-text-muted);
  line-height: 1.55;
  margin-bottom: 0.6rem;
}
.lp-fail-tag {
  font-size: var(--fs-micro);
  font-weight: 600;
  font-family: var(--lp-mono);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  letter-spacing: 0.03em;
}
.lp-fail-tag--red    { background: var(--lp-fail-red-bg);    color: var(--lp-fail-red);    border: 1px solid rgba(248,113,113,0.25); }
.lp-fail-tag--orange { background: var(--lp-warn-orange-bg); color: var(--lp-warn-orange); border: 1px solid rgba(251,146,60,0.25); }
.lp-fail-tag--yellow { background: var(--lp-warn-yellow-bg); color: var(--lp-warn-yellow); border: 1px solid rgba(251,191,36,0.25); }


/* =============================================================================
   HOW IT WORKS
============================================================================= */
.lp-how {
  padding: 6rem 0;
  background: var(--lp-bg);
}
.lp-how-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 3rem;
}
.lp-how-step {
  flex: 1;
  padding: 2rem 2rem 2rem 0;
}
.lp-how-num {
  font-size: var(--fs-micro);
  font-weight: 700;
  font-family: var(--lp-mono);
  color: var(--lp-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.lp-how-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(56,189,248,0.08);
  border: 1px solid rgba(56,189,248,0.18);
  color: var(--lp-cyan);
  margin-bottom: 1rem;
}
.lp-how-title {
  font-size: var(--fs-md);
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 0.5rem;
}
.lp-how-desc {
  font-size: var(--fs-base);
  color: var(--lp-text-muted);
  line-height: 1.65;
}
.lp-how-conn {
  display: flex;
  align-items: center;
  padding-top: 3rem;
  flex-shrink: 0;
  width: 48px;
}
.lp-how-conn-line {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56,189,248,0.3), transparent);
}
.lp-how-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}


/* =============================================================================
   TRADEOFFS SECTION
============================================================================= */
.lp-tradeoffs {
  padding: 6rem 0;
  background: var(--lp-surface);
  border-top: 1px solid var(--lp-border-dim);
  border-bottom: 1px solid var(--lp-border-dim);
}
.lp-tradeoffs-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.lp-tradeoffs-h2 {
  font-size: var(--fs-2xxl);
  font-weight: 800;
  line-height: 1.2;
  color: #f1f5f9;
  margin-bottom: 1rem;
}
.lp-tradeoffs-sub {
  font-size: var(--fs-md);
  color: var(--lp-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}
.lp-tradeoffs-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.lp-tradeoffs-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--fs-md);
  color: #94a3b8;
}
.lp-tradeoffs-list li svg { color: var(--lp-cyan); flex-shrink: 0; }

/* Tradeoff panel */
.lp-tp {
  background: var(--lp-surface-2);
  border: 1px solid rgba(56,189,248,0.12);
  border-radius: var(--lp-radius-lg);
  overflow: hidden;
  box-shadow: 0 0 50px rgba(59,130,246,0.07);
}
.lp-tp-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: rgba(0,0,0,0.2);
}
.lp-tp-title {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: #94a3b8;
  font-family: var(--lp-mono);
}
.lp-tp-badge {
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lp-cyan);
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}
.lp-tp-decision {
  padding: 1rem 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.lp-tp-decision-label {
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lp-text-dim);
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.lp-tp-decision-text {
  font-size: var(--fs-sm);
  color: #cbd5e1;
  font-style: italic;
  line-height: 1.5;
}
.lp-tp-consequence { padding: 1rem 1.1rem; border-bottom: 1px solid rgba(255,255,255,0.04); }
.lp-tp-consequence-label {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lp-text-dim);
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.lp-tp-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.55rem;
  font-size: var(--fs-xs);
  color: var(--lp-text-muted);
}
.lp-tp-row span:first-child { width: 110px; flex-shrink: 0; }
.lp-tp-bar-wrap {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,0.06);
  overflow: hidden;
}
.lp-tp-bar {
  height: 100%;
  border-radius: 2px;
  transition: width 1s ease;
}
.lp-tp-bar--red    { background: linear-gradient(90deg, #f87171, #ef4444); }
.lp-tp-bar--orange { background: linear-gradient(90deg, #fb923c, #f97316); }
.lp-tp-val { font-family: var(--lp-mono); font-size: var(--fs-xss); width: 52px; text-align: right; flex-shrink: 0; }
.lp-tp-val--red    { color: var(--lp-fail-red); }
.lp-tp-val--orange { color: var(--lp-warn-orange); }
.lp-tp-suggestion {
  padding: 0.85rem 1.1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  color: var(--lp-text-muted);
  line-height: 1.55;
  background: rgba(56,189,248,0.03);
}
.lp-tp-suggestion svg { color: var(--lp-cyan); flex-shrink: 0; margin-top: 2px; }


/* =============================================================================
   PRISM FRAMEWORK SECTION
============================================================================= */
.lp-framework {
  padding: 6rem 0;
  background: var(--lp-bg);
  text-align: center;
}
.lp-framework .lp-section-sub { margin: 0 auto 3rem; }
.lp-framework-grid {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}
.lp-fw-card {
  flex: 1 1 180px;
  max-width: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.8rem 1.4rem;
  border-radius: var(--lp-radius);
  background: var(--lp-surface);
  border: 1px solid var(--lp-border-dim);
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.lp-fw-card:hover {
  border-color: rgba(56,189,248,0.3);
  box-shadow: 0 4px 24px rgba(56,189,248,0.07);
  transform: translateY(-3px);
}
.lp-fw-letter {
  font-size: var(--fs-xxl);
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--lp-cyan), var(--lp-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lp-fw-body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.lp-fw-body strong {
  font-size: var(--fs-md);
  font-weight: 700;
  color: #e2e8f0;
  display: block;
}
.lp-fw-body span {
  font-size: var(--fs-sm);
  color: var(--lp-text-muted);
  line-height: 1.5;
}


/* =============================================================================
   LOGO MARQUEE
============================================================================= */
.lp-logos {
  padding: 3.5rem 0;
  background: var(--lp-surface);
  border-top: 1px solid var(--lp-border-dim);
  border-bottom: 1px solid var(--lp-border-dim);
  overflow: hidden;
}
.lp-logos-label {
  text-align: center;
  font-size: var(--fs-xss);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lp-text-dim);
  margin-bottom: 2rem;
}
.logo-marquee-outer {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent 0, #000 10%, #000 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 10%, #000 90%, transparent 100%);
}
.logo-marquee-track {
  display: flex;
  align-items: center;
  gap: 3.5rem;
  width: max-content;
  animation: lp-marquee 28s linear infinite;
}
@keyframes lp-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .logo-marquee-track { animation: none; }
}
.logo-item {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  opacity: 0.55;
  transition: opacity 0.2s;
  filter: grayscale(0.3);
}
.logo-item:hover { opacity: 0.85; }
.logo-google svg { width: 68px; height: auto; }
.logo-netflix { font-size: var(--fs-lg); font-weight: 900; letter-spacing: -0.02em; color: #e50914; font-family: 'Inter',sans-serif; }
.logo-amazon { display: flex; flex-direction: column; gap: 0; align-items: flex-start; }
.az-word { font-size: var(--fs-subhead); font-weight: 800; color: #fff; line-height: 1; letter-spacing: -0.01em; }
.az-smile { width: 52px; height: 8px; display: block; margin-top: -1px; }
.logo-microsoft { display: flex; align-items: center; gap: 0.4rem; }
.ms-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; width: 18px; height: 18px; }
.ms-grid span { display: block; }
.ms-wordmark { font-size: var(--fs-sm); font-weight: 500; color: #fff; letter-spacing: -0.01em; }
.logo-apple { font-size: var(--fs-xl); color: #fff; font-family: 'Inter', sans-serif; }
.logo-delta { display: flex; align-items: center; gap: 0.4rem; }
.delta-tri { width: 0; height: 0; border-left: 8px solid transparent; border-right: 8px solid transparent; border-bottom: 13px solid #003366; }
.delta-text { font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.08em; color: #fff; }
.logo-paytm { display: flex; align-items: center; }
.pay-box { background: #002970; color: #fff; font-size: var(--fs-sm); font-weight: 700; padding: 1px 4px; border-radius: 2px; }
.tm-text { color: #00b9f5; font-size: var(--fs-sm); font-weight: 700; }
.logo-sabre { font-size: var(--fs-sm); font-weight: 700; letter-spacing: 0.1em; color: #e02020; }


/* =============================================================================
   FINAL CTA
============================================================================= */
.lp-final {
  position: relative;
  padding: 7rem 0;
  background: var(--lp-bg);
  text-align: center;
  overflow: hidden;
}
.lp-final-glow {
  position: absolute;
  bottom: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse at center, rgba(59,130,246,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.lp-final-inner {
  position: relative;
  z-index: 1;
}
.lp-final-h2 {
  font-size: var(--fs-2xxl);
  font-weight: 900;
  color: #f8fafc;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.lp-final-sub {
  font-size: var(--fs-subhead);
  color: var(--lp-text-muted);
  margin-bottom: 2.5rem;
}
.lp-final-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}
.lp-final-note {
  font-size: var(--fs-sm);
  color: var(--lp-text-dim);
}


/* =============================================================================
   FOOTER
============================================================================= */
.l-page {
  max-width: var(--lp-container);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.landing-footer {
  background: #060b14;
  border-top: 1px solid var(--lp-border-dim);
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding: 4rem 1.5rem 3rem;
}
.footer-logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  margin-bottom: 1rem;
}
.footer-logo-img {
  width: 150px;
  height: 150px;
  object-fit: contain;
}

.footer-tagline {
  font-size: var(--fs-sm);
  color: var(--lp-text-muted);
  line-height: 1.6;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer-col-heading {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #d1d8e3;
  margin-bottom: 0.3rem;
}
.footer-col a {
  font-size: var(--fs-sm);
  color: #6c7f9a;
  text-decoration: none;
  transition: color 0.15s;
}
.footer-col a:hover { color: #94a3b8; }
.footer-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.04);
  font-size: var(--fs-xs);
  color: #7199d0;
}
.footer-bar-right { color: #7199d0;
font-size: var(--fs-xs);    }


/* =============================================================================
   RESPONSIVE
============================================================================= */
@media (max-width: 1024px) {
  .lp-hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .lp-hero-h1 { font-size: var(--fs-2xl); }
  .lp-hero-sim { max-width: 600px; }
  .lp-tradeoffs-inner { grid-template-columns: 1fr; gap: 3rem; }
  .lp-failures-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer-brand-col { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .lp-hero { padding: 6rem 0 4rem; min-height: unset; }
  .lp-section-h2 { font-size: var(--fs-2xl); }
  .lp-failures { padding: 4rem 0; }
  .lp-failures-grid { grid-template-columns: 1fr; }
  .lp-how { padding: 4rem 0; }
  .lp-how-steps { flex-direction: column; gap: 0; }
  .lp-how-conn { display: none; }
  .lp-how-step { padding: 1.2rem 0; }
  .lp-tradeoffs { padding: 4rem 0; }
  .lp-framework { padding: 4rem 0; }
  .lp-framework-grid { gap: 0.75rem; }
  .lp-fw-card { flex: 1 1 140px; padding: 1.2rem 1rem; }
  .lp-final { padding: 5rem 0; }
  .lp-final-h2 { font-size: var(--fs-2xl); }
  .lp-final-actions { flex-direction: column; align-items: center; }
  .footer-inner { grid-template-columns: 1fr; gap: 1.5rem; padding: 2.5rem 1.5rem; }
  .footer-brand-col { grid-column: unset; }
  .footer-bar { flex-direction: column; gap: 0.35rem; text-align: center; }
  .lp-hero-actions { flex-direction: column; }
  .lp-btn { justify-content: center; }
}