/* ═══════════════════════════════════════════════════════════
   BioStack Landing — premium visual system
   ═══════════════════════════════════════════════════════════ */

:root {
  --lp-bg: #f0f4ff;
  --lp-ink: #0f172a;
  --lp-muted: #64748b;
  --lp-blue: #3b82f6;
  --lp-cyan: #22d3ee;
  --lp-emerald: #10b981;
  --lp-violet: #8b5cf6;
  --lp-glass: rgba(255, 255, 255, 0.72);
  --lp-glass-border: rgba(255, 255, 255, 0.55);
  --lp-shadow: 0 24px 60px -20px rgba(30, 64, 175, 0.18);
  --lp-shadow-lg: 0 32px 80px -24px rgba(15, 23, 42, 0.22);
  --lp-radius: 1.5rem;
  --lp-radius-sm: 1.1rem;
}

body.landing-page {
  overflow-x: hidden;
  background: var(--lp-bg);
  background-image:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(59, 130, 246, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 100% 30%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 0% 70%, rgba(139, 92, 246, 0.07) 0%, transparent 50%);
}

.landing-main {
  width: 100%;
  max-width: none;
  padding: 0;
  margin: 0;
  overflow-x: hidden;
}

.landing-page-inner {
  width: 100%;
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}
@media (min-width: 640px) {
  .landing-page-inner { padding-left: 1.5rem; padding-right: 1.5rem; }
}
@media (min-width: 1024px) {
  .landing-page-inner { padding-left: 2rem; padding-right: 2rem; }
}
.landing-nav-inner { max-width: 80rem; }

/* ─── HERO ─── */
.landing-hero {
  width: 100%;
  border-radius: 0;
  position: relative;
  min-height: min(92vh, 900px);
  display: flex;
  align-items: center;
}
.landing-hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, #020617 0%, #0f172a 25%, #1e1b4b 55%, #0c4a6e 100%);
}
.landing-hero-mesh {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(56, 189, 248, 0.25) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(52, 211, 153, 0.2) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(129, 140, 248, 0.15) 0%, transparent 50%);
}
.landing-hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image:
    linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 75%);
}
.landing-hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  animation: lpOrbDrift 12s ease-in-out infinite;
}
.landing-hero-orb--1 { width: 320px; height: 320px; background: rgba(59, 130, 246, 0.35); top: 10%; left: 5%; }
.landing-hero-orb--2 { width: 280px; height: 280px; background: rgba(16, 185, 129, 0.25); bottom: 15%; right: 8%; animation-delay: -4s; }
.landing-hero-orb--3 { width: 200px; height: 200px; background: rgba(139, 92, 246, 0.3); top: 40%; right: 25%; animation-delay: -7s; }

@keyframes lpOrbDrift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -15px) scale(1.08); }
}

.landing-hero .landing-page-inner {
  position: relative;
  z-index: 2;
  padding-top: 2.5rem;
  padding-bottom: 3rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 1rem;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #7dd3fc;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.04));
  border: 1px solid rgba(125, 211, 252, 0.25);
  backdrop-filter: blur(12px);
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.15);
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px #34d399;
  animation: lpPulseDot 2s ease-in-out infinite;
}
@keyframes lpPulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-title-gradient {
  background: linear-gradient(135deg, #93c5fd 0%, #67e8f9 45%, #6ee7b7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.landing-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #34d399 0%, #10b981 50%, #059669 100%);
  color: #fff;
  font-weight: 700;
  padding: 1rem 1.85rem;
  border-radius: 1rem;
  font-size: 0.95rem;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s;
  box-shadow: 0 4px 0 #047857, 0 12px 32px rgba(16, 185, 129, 0.4);
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.2);
}
.landing-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 0 #047857, 0 20px 40px rgba(16, 185, 129, 0.5);
}

.landing-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.18);
  color: #e2e8f0;
  font-weight: 600;
  padding: 1rem 1.5rem;
  border-radius: 1rem;
  font-size: 0.95rem;
  backdrop-filter: blur(12px);
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.landing-btn-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-2px);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-top: 1.25rem;
  justify-content: center;
}
@media (min-width: 1024px) {
  .hero-trust { justify-content: flex-start; }
}
.hero-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  color: #94a3b8;
  font-weight: 500;
}
.hero-trust-item svg { width: 14px; height: 14px; color: #34d399; flex-shrink: 0; }

/* ─── BODY VIZ STAGE ─── */
.body-viz-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.body-viz-stage {
  position: relative;
  width: 100%;
  max-width: 340px;
  padding: 1.75rem 1.25rem 1.25rem;
  border-radius: 2rem;
  background: linear-gradient(160deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0.04) 100%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(20px);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.05) inset,
    0 32px 64px -16px rgba(0, 0, 0, 0.5),
    0 0 80px rgba(59, 130, 246, 0.15);
  animation: lpBodyFloat 5s ease-in-out infinite;
}
@keyframes lpBodyFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.body-viz-stage::before {
  content: '';
  position: absolute;
  top: -1px; left: 15%; right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
}

.body-viz-label {
  text-align: center;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7dd3fc;
  margin-bottom: 0.75rem;
  opacity: 0.9;
}

.body-figure-wrap {
  position: relative;
  max-width: 260px !important;
  margin: 0 auto;
}

.body-figure {
  filter: drop-shadow(0 0 30px rgba(99, 102, 241, 0.35)) drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
  display: block;
  width: 100%;
  height: auto;
}

.body-figure-wrap::after {
  content: '';
  position: absolute;
  inset: 10% 15%;
  background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.35) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: lpAuraPulse 4s ease-in-out infinite;
}
@keyframes lpAuraPulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

.body-zone { cursor: pointer; outline: none; }
.body-zone .zone-hit { transition: r 0.3s cubic-bezier(0.34, 1.56, 0.64, 1); }
.body-zone .zone-core {
  transition: opacity 0.3s, transform 0.3s;
  animation: lpZonePulse 3s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}
.body-zone .zone-ring {
  transition: opacity 0.3s, stroke-width 0.3s;
  animation: lpRingExpand 2.5s ease-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}
.body-zone .zone-glow { transition: opacity 0.3s; }
.body-zone:nth-child(odd) .zone-core { animation-delay: -0.5s; }
.body-zone:nth-child(odd) .zone-ring { animation-delay: -1s; }

@keyframes lpZonePulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 0.75; }
}
@keyframes lpRingExpand {
  0% { opacity: 0.5; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.6); }
}

.body-zone:hover .zone-core,
.body-zone.active .zone-core {
  opacity: 1 !important;
  animation: none;
  transform: scale(1.15);
}
.body-zone:hover .zone-ring,
.body-zone.active .zone-ring {
  opacity: 0.7 !important;
  animation: none;
}
.body-zone:hover .zone-glow,
.body-zone.active .zone-glow {
  opacity: 0.4 !important;
}
.body-zone.active .zone-hit { r: 22; }

.body-scan-line {
  animation: lpScan 4s linear infinite;
}
@keyframes lpScan {
  0% { transform: translateY(-180px); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { transform: translateY(180px); opacity: 0; }
}

.zone-panel {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  width: 100%;
  margin-top: 1.15rem;
  padding: 1rem 1.2rem;
  border-radius: 1.15rem;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(30, 27, 75, 0.85));
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  min-height: 4.75rem;
  transition: box-shadow 0.3s, border-color 0.3s;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.zone-panel.is-active {
  border-color: rgba(125, 211, 252, 0.35);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.2);
}
.zone-panel-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.zone-panel-label {
  font-weight: 700;
  font-size: 0.92rem;
  margin-bottom: 0.2rem;
  color: #f1f5f9;
}
.zone-panel-problem {
  font-size: 0.78rem;
  color: #94a3b8;
  line-height: 1.5;
  margin: 0;
}
.zone-hint {
  text-align: center;
  font-size: 0.68rem;
  color: #64748b;
  margin-top: 0.65rem;
  font-weight: 500;
}

/* ─── SECTIONS ─── */
.landing-section {
  position: relative;
  padding: 4rem 0;
  margin-bottom: 0;
}
.landing-section--alt {
  background: linear-gradient(180deg, rgba(255,255,255,0.6) 0%, rgba(240,244,255,0.3) 100%);
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}
.landing-section--mesh::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.4;
  background-image: radial-gradient(circle, #cbd5e1 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.landing-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lp-blue);
  margin-bottom: 0.65rem;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.15);
}
.landing-eyebrow--green { color: #059669; background: rgba(16, 185, 129, 0.08); border-color: rgba(16, 185, 129, 0.15); }
.landing-eyebrow--violet { color: #7c3aed; background: rgba(139, 92, 246, 0.08); border-color: rgba(139, 92, 246, 0.15); }

.landing-h2 {
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 800;
  color: var(--lp-ink);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.landing-sub {
  color: var(--lp-muted);
  font-size: 1rem;
  line-height: 1.6;
  max-width: 36rem;
}
.landing-section-head {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 2.75rem;
}
.landing-section-head .landing-sub { margin: 0.75rem auto 0; }

.landing-reveal {
  opacity: 0;
  transform: translateY(28px);
  animation: lpReveal 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.landing-reveal-d1 { animation-delay: 0.1s; }
.landing-reveal-d2 { animation-delay: 0.2s; }
.landing-reveal-d3 { animation-delay: 0.3s; }
@keyframes lpReveal {
  to { opacity: 1; transform: translateY(0); }
}

/* ─── STEPS ─── */
.landing-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  position: relative;
}
@media (min-width: 768px) {
  .landing-steps { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
}
.landing-step-card {
  position: relative;
  background: var(--lp-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--lp-glass-border);
  border-radius: var(--lp-radius);
  padding: 2rem 1.5rem 1.75rem;
  text-align: center;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s;
  box-shadow: var(--lp-shadow);
  overflow: hidden;
}
.landing-step-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--step-accent, linear-gradient(90deg, #3b82f6, #22d3ee));
}
.landing-step-card::after {
  content: '';
  position: absolute;
  top: -50%; right: -30%;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: var(--step-glow, rgba(59, 130, 246, 0.12));
  pointer-events: none;
}
.landing-step-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--lp-shadow-lg);
}
.landing-step-num {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(15, 23, 42, 0.06);
  letter-spacing: -0.04em;
}
.landing-step-icon-wrap {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  border-radius: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  background: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(255,255,255,0.5));
  border: 1px solid rgba(255,255,255,0.8);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.12);
  position: relative;
  z-index: 1;
}
.landing-step-title {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--lp-ink);
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}
.landing-step-text {
  font-size: 0.875rem;
  color: var(--lp-muted);
  line-height: 1.55;
  position: relative;
  z-index: 1;
}

/* ─── RESULTS ─── */
.landing-results {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .landing-results { grid-template-columns: repeat(3, 1fr); }
}
.landing-result-card {
  position: relative;
  background: #fff;
  border-radius: var(--lp-radius);
  padding: 2rem 1.5rem;
  text-align: center;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  box-shadow: var(--lp-shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}
.landing-result-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 100px;
  background: var(--result-gradient, linear-gradient(135deg, #dbeafe, #ecfdf5));
  opacity: 0.7;
}
.landing-result-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--lp-shadow-lg);
}
.landing-result-icon {
  position: relative;
  font-size: 2.25rem;
  margin-bottom: 0.65rem;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.08));
}
.landing-result-goal {
  position: relative;
  font-weight: 800;
  font-size: 1rem;
  color: var(--lp-ink);
  margin-bottom: 1rem;
  line-height: 1.35;
}
.landing-result-score {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1.15rem;
  border-radius: 9999px;
  background: rgba(255,255,255,0.85);
  border: 1px solid #e2e8f0;
  margin-bottom: 0.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}
.score-before { font-size: 1.15rem; font-weight: 700; color: #f59e0b; }
.score-arrow { color: #cbd5e1; font-size: 0.9rem; }
.score-after { font-size: 1.65rem; font-weight: 900; color: #059669; }
.landing-result-note {
  position: relative;
  font-size: 0.75rem;
  color: #94a3b8;
  font-weight: 500;
}

/* ─── FEATURES ─── */
.landing-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
@media (min-width: 768px) {
  .landing-features { grid-template-columns: repeat(4, 1fr); gap: 1.15rem; }
}
.landing-feature-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  background: #fff;
  border-radius: var(--lp-radius-sm);
  padding: 1.5rem 1rem 1.35rem;
  text-align: center;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s;
  position: relative;
  overflow: hidden;
  border: 1px solid #e8edf5;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
}
.landing-feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--feat-bg, linear-gradient(160deg, #eff6ff, #fff));
  opacity: 1;
  transition: opacity 0.3s;
}
.landing-feature-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--feat-color, #3b82f6);
  transform: scaleX(0);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  transform-origin: left;
}
.landing-feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--lp-shadow);
}
.landing-feature-card:hover::after { transform: scaleX(1); }
.landing-feature-icon-wrap {
  position: relative;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  background: rgba(255,255,255,0.9);
  box-shadow: 0 6px 16px rgba(0,0,0,0.06);
  border: 1px solid rgba(255,255,255,0.8);
}
.landing-feature-title {
  position: relative;
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--lp-ink);
  margin-bottom: 0.3rem;
}
.landing-feature-text {
  position: relative;
  font-size: 0.75rem;
  color: var(--lp-muted);
  line-height: 1.45;
}
.landing-feature-arrow {
  position: relative;
  margin-top: 0.65rem;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--feat-color, #3b82f6);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.25s, transform 0.25s;
}
.landing-feature-card:hover .landing-feature-arrow {
  opacity: 1;
  transform: translateY(0);
}

/* ─── PROTOCOLS ─── */
.landing-protocols-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}
.landing-protocols-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--lp-blue);
  font-weight: 700;
  font-size: 0.875rem;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.15);
  transition: background 0.2s, transform 0.2s;
}
.landing-protocols-link:hover {
  background: rgba(59, 130, 246, 0.14);
  transform: translateX(2px);
}
.landing-protocol-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
}
@media (min-width: 768px) {
  .landing-protocol-grid { grid-template-columns: repeat(3, 1fr); }
}
.landing-protocol-teaser {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  background: #fff;
  border-radius: var(--lp-radius);
  overflow: hidden;
  border: 1px solid #e8edf5;
  box-shadow: var(--lp-shadow);
  transition: transform 0.35s, box-shadow 0.35s;
}
.landing-protocol-teaser:hover {
  transform: translateY(-6px);
  box-shadow: var(--lp-shadow-lg);
}
.landing-protocol-teaser-head {
  height: 72px;
  background: var(--proto-bg, linear-gradient(135deg, #3b82f6, #8b5cf6));
  display: flex;
  align-items: flex-end;
  padding: 0 1.25rem 0.85rem;
  position: relative;
}
.landing-protocol-teaser-head::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.15));
}
.landing-protocol-teaser-body {
  padding: 1.25rem 1.35rem 1.35rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.landing-protocol-teaser h3 {
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--lp-ink);
  margin: 0 0 0.45rem;
  line-height: 1.3;
}
.landing-protocol-teaser p {
  font-size: 0.82rem;
  color: var(--lp-muted);
  line-height: 1.5;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
}
.landing-protocol-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-top: 1rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--lp-blue);
}

/* ─── CTA ─── */
.landing-cta-wrap { padding-bottom: 3rem; }
.landing-cta {
  background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 35%, #059669 100%);
  border-radius: 2rem;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 32px 80px -20px rgba(29, 78, 216, 0.45);
}
.landing-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 85%, rgba(52, 211, 153, 0.35) 0%, transparent 45%),
    radial-gradient(circle at 85% 15%, rgba(255, 255, 255, 0.2) 0%, transparent 40%);
  pointer-events: none;
}
.landing-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image: radial-gradient(circle, #fff 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
}
.landing-cta-inner {
  position: relative;
  z-index: 1;
  padding: 3rem 1.5rem;
  text-align: center;
  color: #fff;
}
@media (min-width: 768px) {
  .landing-cta-inner { padding: 4rem 2.5rem; }
}
.landing-cta h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}
.landing-cta-lead {
  color: rgba(219, 234, 254, 0.95);
  font-size: 1.05rem;
  max-width: 28rem;
  margin: 0 auto 2rem;
  line-height: 1.55;
}
.landing-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #fff;
  color: #1e40af;
  font-weight: 800;
  font-size: 1.05rem;
  padding: 1rem 2.25rem;
  border-radius: 1rem;
  text-decoration: none;
  box-shadow: 0 8px 0 #bfdbfe, 0 16px 40px rgba(0, 0, 0, 0.2);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s;
  border: none;
}
.landing-cta-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 0 #bfdbfe, 0 24px 48px rgba(0, 0, 0, 0.25);
}
.landing-cta-fine {
  margin-top: 1.25rem;
  font-size: 0.72rem;
  color: rgba(191, 219, 254, 0.65);
}

/* ─── FOOTER ─── */
.landing-footer {
  background: linear-gradient(180deg, #0f172a 0%, #020617 100%);
  color: #94a3b8;
  padding: 2.5rem 0 2rem;
}
.landing-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
@media (min-width: 640px) {
  .landing-footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.landing-footer-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
  margin-bottom: 0.75rem;
}
.landing-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.landing-footer-links a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.15s;
}
.landing-footer-links a:hover { color: #fff; }
.landing-footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 12px;
  text-align: center;
  color: #64748b;
}