/* ============================================================
   WASTENOMICS — One Pager Stylesheet
   ============================================================ */

/* ===== Tokens ===== */
:root {
  --c-primary: #38B6FF;
  --c-primary-600: #1E9EE8;
  --c-secondary: #C6E2FF;
  --c-secondary-soft: #E5F2FF;
  --c-dark: #004AAD;
  --c-deep: #002766;
  --c-cyan: #A8DCFF;
  --c-accent: #22C55E;
  --c-white: #FFFFFF;
  --c-grey: #E8E8E8;
  --c-grey-200: #F4F6F9;
  --c-grey-500: #8B95A7;
  --c-grey-700: #4A5568;
  --c-grey-900: #0F172A;

  --grad-hero: linear-gradient(135deg, #38B6FF 0%, #1E80D9 50%, #004AAD 100%);
  --grad-soft: linear-gradient(180deg, #E5F2FF 0%, #FFFFFF 100%);
  --grad-deep: linear-gradient(135deg, #004AAD 0%, #002766 100%);
  --grad-text: linear-gradient(135deg, #FFFFFF 0%, #C6E2FF 100%);
  --grad-text-dark: linear-gradient(135deg, #38B6FF 0%, #004AAD 100%);
  --grad-text-bright: linear-gradient(135deg, #38B6FF 0%, #C6E2FF 100%);

  --shadow-sm: 0 2px 8px rgba(0, 74, 173, 0.08);
  --shadow-md: 0 8px 24px rgba(0, 74, 173, 0.12);
  --shadow-lg: 0 24px 60px rgba(0, 74, 173, 0.18);
  --shadow-xl: 0 40px 100px rgba(0, 74, 173, 0.25);

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-pill: 999px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  --container: 1200px;

  --fast: 180ms cubic-bezier(.4,0,.2,1);
  --med: 320ms cubic-bezier(.4,0,.2,1);
  --slow: 600ms cubic-bezier(.22,1,.36,1);
}

/* ===== Reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: -0.024em;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  font-size: 16px;
  line-height: 1.55;
  color: var(--c-grey-900);
  background: #FFFFFF;
  overflow-x: hidden;
  position: relative;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }

a { color: inherit; text-decoration: none; }
button { background: none; border: none; cursor: pointer; color: inherit; padding: 0; font: inherit; }
ul { list-style: none; padding: 0; margin: 0; }
input, button, textarea { font: inherit; }

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-4);
  letter-spacing: -0.05em;
  line-height: 1.05;
  font-weight: 800;
}

p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }

/* ===== Container ===== */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

/* ===== Background Decorations ===== */
.bg-decor {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: .14;
  will-change: transform;
}

.bg-blob-1 {
  width: 60vw;
  height: 60vw;
  background: var(--c-primary);
  top: -20vw;
  right: -20vw;
}

.bg-blob-2 {
  width: 50vw;
  height: 50vw;
  background: var(--c-dark);
  top: 40vh;
  left: -25vw;
  opacity: .08;
}

.bg-blob-3 {
  width: 40vw;
  height: 40vw;
  background: var(--c-secondary);
  bottom: -10vw;
  right: 10vw;
  opacity: .12;
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 74, 173, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 74, 173, .04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 12px 22px;
  border-radius: var(--r-pill);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.02em;
  transition: transform var(--fast), box-shadow var(--fast), background var(--fast), color var(--fast);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  cursor: pointer;
}

.btn svg { width: 18px; height: 18px; }

.btn-primary {
  background: var(--grad-hero);
  color: var(--c-white);
  box-shadow: 0 6px 24px rgba(56, 182, 255, .4), inset 0 1px 0 rgba(255,255,255,.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(56, 182, 255, .5), inset 0 1px 0 rgba(255,255,255,.4);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #5DC4FF, #38B6FF);
  opacity: 0;
  transition: opacity var(--fast);
  z-index: -1;
}

.btn-primary:hover::before { opacity: 1; }

.btn-ghost {
  background: rgba(255,255,255,.7);
  color: var(--c-dark);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 74, 173, .12);
}

.btn-ghost:hover {
  background: var(--c-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: 16px 28px;
  font-size: 16px;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: calc(100% - var(--space-5) * 2);
  max-width: var(--container);
  transition: top var(--med), transform var(--med);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding: 12px 16px 12px 22px;
  background: rgba(255, 255, 255, .75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--r-pill);
  border: 1px solid rgba(255, 255, 255, .8);
  box-shadow: var(--shadow-md);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 17px;
  color: var(--c-dark);
  letter-spacing: -0.05em;
  line-height: 0;
}

.logo-img {
  display: block;
  height: 48px;
  width: auto;
  user-select: none;
}

.logo-img-light {
  filter: brightness(0) invert(1);
  opacity: .92;
  transition: opacity var(--fast);
}

.logo-img-light:hover { opacity: 1; }

.nav-links {
  display: flex;
  gap: var(--space-5);
  align-items: center;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--c-grey-700);
  transition: color var(--fast);
  position: relative;
}

.nav-links a:hover { color: var(--c-dark); }

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--c-primary);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--fast);
}

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

.nav-cta { font-size: 14px; padding: 10px 18px; }
.nav-cta svg { width: 14px; height: 14px; }

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  padding: 0 10px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--c-dark);
  border-radius: 2px;
  transition: transform var(--fast), opacity var(--fast);
}

.nav.is-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav.is-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav.is-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav.is-scrolled .nav-inner {
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow-lg);
}

/* ===== Eyebrow ===== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--c-white);
  backdrop-filter: blur(8px);
  margin-bottom: var(--space-5);
}

.eyebrow-dark {
  background: rgba(0, 74, 173, .08);
  border: 1px solid rgba(0, 74, 173, .15);
  color: var(--c-dark);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(56, 182, 255, .25);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(56,182,255,.25); }
  50% { box-shadow: 0 0 0 6px rgba(56,182,255,.1); }
}

/* ===== Text Gradients ===== */
.text-grad {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-grad-dark {
  background: var(--grad-text-dark);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-grad-bright {
  background: var(--grad-text-bright);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 140px 0 0;
  background: var(--grad-hero);
  color: var(--c-white);
  overflow: hidden;
  isolation: isolate;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top right, rgba(255,255,255,.12), transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(0, 39, 102, .3), transparent 60%);
  z-index: -1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(180deg, transparent, var(--c-secondary-soft));
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-7);
  align-items: center;
  padding-bottom: var(--space-9);
}

.hero-title {
  font-size: clamp(40px, 6vw, 80px);
  font-weight: 900;
  line-height: 1;
  margin-bottom: var(--space-5);
  letter-spacing: -0.06em;
}

.hero-sub {
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.55;
  color: rgba(255,255,255,.85);
  max-width: 540px;
  margin-bottom: var(--space-6);
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: var(--space-6);
}

.hero-pills li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--r-pill);
  font-size: 14px;
  font-weight: 500;
  backdrop-filter: blur(8px);
}

.pill-check {
  width: 18px;
  height: 18px;
  background: var(--c-white);
  color: var(--c-dark);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
}

.hero-cta {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-7);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255,255,255,.2);
}

.stat-num {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--c-white);
  line-height: 1;
}

.stat-num::after { content: attr(data-suffix); }

.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,.7);
  margin-top: 6px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  min-height: 600px;
}

.hero-card-main {
  position: relative;
  filter: drop-shadow(0 40px 80px rgba(0, 39, 102, .5));
  animation: float 6s ease-in-out infinite;
}

.hero-card-main img {
  max-height: 600px;
  width: auto;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.floating-tag {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px 12px 14px;
  background: linear-gradient(135deg, rgba(255,255,255,.98) 0%, rgba(247,251,255,.94) 100%);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-radius: 14px;
  border: none;
  white-space: nowrap;
  color: var(--c-grey-900);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,1),
    0 0 0 1px rgba(0, 74, 173, .06),
    0 16px 40px -12px rgba(0, 39, 102, .35),
    0 4px 12px -2px rgba(0, 39, 102, .12);
}

.tag-body strong {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-grey-900);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 2px;
}

.tag-body small {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--c-grey-500);
  letter-spacing: 0;
  line-height: 1.2;
}

.tag-icon {
  width: 36px;
  height: 36px;
  background: var(--grad-hero);
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--c-white);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.4),
    0 6px 16px -4px rgba(56, 182, 255, .55);
}

.tag-icon svg {
  width: 18px;
  height: 18px;
}

.tag-1 { top: 8%; left: -18%; animation: float 5s ease-in-out infinite; }
.tag-3 { bottom: 14%; right: -18%; animation: float 5.5s ease-in-out infinite reverse; }

/* Hero Marquee */
.hero-marquee {
  position: relative;
  background: rgba(0,0,0,.18);
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  overflow: hidden;
  padding: 18px 0;
  mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 36s linear infinite;
}

.marquee-list {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  flex-shrink: 0;
}

.marquee-list li {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255,255,255,.65);
  padding: 0 18px;
  white-space: nowrap;
}

.marquee-list .marquee-dot {
  color: var(--c-primary);
  font-size: 7px;
  letter-spacing: 0;
  padding: 0 4px;
  opacity: .9;
}

@keyframes marquee {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}

.hero-marquee:hover .marquee-track {
  animation-play-state: paused;
}

/* ===== Sections ===== */
.section {
  padding: var(--space-9) 0;
  position: relative;
}

.section-head {
  max-width: 760px;
  margin-bottom: var(--space-8);
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-title {
  font-size: clamp(32px, 4vw, 50px);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1.05;
  margin-bottom: var(--space-4);
  color: var(--c-grey-900);
}

.section-title.light { color: var(--c-white); }

.section-lead {
  font-size: clamp(16px, 1.2vw, 18px);
  color: var(--c-grey-700);
  line-height: 1.6;
  max-width: 620px;
}

.section-head.center .section-lead { margin-left: auto; margin-right: auto; }

.section-lead.light { color: rgba(255,255,255,.8); }

/* ===== Problem Section ===== */
.section-problem {
  background: linear-gradient(180deg, var(--c-secondary-soft) 0%, var(--c-white) 100%);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.problem-card {
  padding: var(--space-6);
  background: var(--c-white);
  border-radius: var(--r-lg);
  border: 1px solid rgba(0, 74, 173, .08);
  transition: transform var(--med), box-shadow var(--med), border-color var(--med);
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-hero);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--med);
}

.problem-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(56, 182, 255, .3);
}

.problem-card:hover::before { transform: scaleX(1); }

.problem-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: var(--space-3);
  letter-spacing: 0.05em;
}

.problem-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--c-grey-900);
  letter-spacing: -0.03em;
}

.problem-card p {
  font-size: 14px;
  color: var(--c-grey-700);
  line-height: 1.6;
}

/* ===== Solution Section ===== */
.section-solution {
  background: var(--grad-deep);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}

.section-solution::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top right, rgba(56,182,255,.08), transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(56,182,255,.05), transparent 60%);
}

.section-solution > * { position: relative; }

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.solution-card {
  padding: var(--space-6);
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-lg);
  backdrop-filter: blur(12px);
  transition: transform var(--med), background var(--med), border-color var(--med);
  position: relative;
  overflow: hidden;
}

.solution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(56,182,255,.1), transparent);
  opacity: 0;
  transition: opacity var(--med);
}

.solution-card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,.08);
  border-color: rgba(56,182,255,.4);
}

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

.solution-card > * { position: relative; }

.solution-icon {
  width: 56px;
  height: 56px;
  background: var(--grad-hero);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--c-white);
  box-shadow: 0 8px 24px rgba(56,182,255,.3);
}

.solution-icon svg { width: 28px; height: 28px; }

.solution-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--c-white);
  letter-spacing: -0.03em;
}

.solution-card p {
  font-size: 14px;
  color: rgba(255,255,255,.75);
  line-height: 1.6;
}

/* ===== Terminal Section ===== */
.section-terminal {
  background:
    radial-gradient(ellipse at top, var(--c-secondary-soft), transparent 60%),
    var(--c-white);
}

.terminal-stage {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-7);
  align-items: center;
}

.terminal-frame {
  position: relative;
  display: flex;
  justify-content: center;
  padding: var(--space-7) var(--space-5);
  background:
    radial-gradient(ellipse at center, rgba(56,182,255,.08), transparent 70%);
  border-radius: var(--r-xl);
}

.terminal-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center bottom, rgba(56,182,255,.18), transparent 60%);
  opacity: .5;
  border-radius: var(--r-xl);
}

.terminal-img-wrap {
  position: relative;
  display: inline-block;
  line-height: 0;
}

.terminal-img {
  display: block;
  max-height: 600px;
  width: auto;
  filter: drop-shadow(0 40px 60px rgba(0, 39, 102, .25));
}

.hotspot {
  position: absolute;
  top: var(--top);
  left: var(--left);
  transform: translate(-50%, -50%);
  width: 24px;
  height: 24px;
  z-index: 5;
  cursor: pointer;
}

.hotspot-sm {
  width: 18px;
  height: 18px;
}

.hotspot-pulse {
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  background: var(--c-primary);
  opacity: .18;
  animation: hotspot-pulse 2.4s ease-out infinite;
}

@keyframes hotspot-pulse {
  0% { transform: scale(.7); opacity: .28; }
  100% { transform: scale(1.6); opacity: 0; }
}

.hotspot-dot {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: blur(6px);
  border-radius: 50%;
  color: var(--c-dark);
  font-size: 11px;
  font-weight: 700;
  border: 1.5px solid var(--c-primary);
  box-shadow: 0 2px 6px rgba(0, 74, 173, .15);
  transition: transform var(--fast), box-shadow var(--fast), background var(--fast), color var(--fast);
  letter-spacing: 0;
}

.hotspot-sm .hotspot-dot {
  font-size: 9px;
  border-width: 1.25px;
  font-weight: 600;
}

.hotspot:hover .hotspot-dot,
.hotspot.is-active .hotspot-dot {
  transform: scale(1.18);
  background: var(--c-dark);
  color: var(--c-white);
  border-color: var(--c-white);
  box-shadow: 0 4px 14px rgba(0, 74, 173, .35);
}

.hotspot.is-active .hotspot-pulse {
  animation: none;
  opacity: 0;
}

/* Info Panel */
.terminal-info {
  position: relative;
}

.info-card {
  padding: var(--space-7);
  background: var(--c-white);
  border-radius: var(--r-xl);
  border: 1px solid rgba(0, 74, 173, .08);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  min-height: 320px;
}

.info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--grad-hero);
}

.info-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(56,182,255,.12);
  color: var(--c-dark);
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--r-pill);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.info-card h3 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: var(--space-3);
  letter-spacing: -0.04em;
  color: var(--c-grey-900);
}

.info-card p {
  font-size: 15px;
  color: var(--c-grey-700);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.info-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--c-grey-700);
  font-weight: 500;
}

.info-list li::before {
  content: '';
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  background: var(--grad-hero);
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 13l4 4L19 7' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E") no-repeat center / 14px;
          mask: url("data:image/svg+xml;charset=utf-8,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 13l4 4L19 7' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E") no-repeat center / 14px;
}

.info-fade-in {
  animation: fadeUp .4s ease-out;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Value Section ===== */
.section-value {
  background: var(--grad-hero);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}

.section-value::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top left, rgba(255,255,255,.08), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(0,39,102,.25), transparent 60%);
}

.section-value > * { position: relative; }

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.value-card {
  padding: var(--space-7);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--r-xl);
  backdrop-filter: blur(16px);
  transition: transform var(--med), background var(--med);
  position: relative;
}

.value-card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,.12);
}

.value-card-featured {
  background: rgba(255,255,255,.95);
  color: var(--c-grey-900);
  border-color: rgba(255,255,255,1);
  transform: scale(1.04);
  box-shadow: var(--shadow-xl);
}

.value-card-featured:hover {
  background: var(--c-white);
  transform: scale(1.04) translateY(-6px);
}

.value-pill {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(255,255,255,.2);
  color: var(--c-white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--r-pill);
  margin-bottom: var(--space-4);
}

.value-card-featured .value-pill {
  background: var(--grad-hero);
  color: var(--c-white);
}

.value-head h3 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: var(--space-5);
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.value-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.value-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 500;
}

.bullet {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-white);
  flex-shrink: 0;
  margin-top: 8px;
  box-shadow: 0 0 0 3px rgba(255,255,255,.2);
}

.value-card-featured .bullet {
  background: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(56,182,255,.2);
}

/* ===== Coupons Section ===== */
.section-coupons {
  background:
    radial-gradient(ellipse at top, var(--c-secondary-soft), var(--c-white) 50%);
}

.coupons-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto var(--space-8);
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--grad-hero);
  color: var(--c-white);
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-5);
  box-shadow: 0 8px 24px rgba(56,182,255,.4);
}

.ai-badge svg { width: 14px; height: 14px; }

.coupon-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-8);
}

.flow-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--c-white);
  border-radius: var(--r-lg);
  border: 1px solid rgba(0,74,173,.08);
  box-shadow: var(--shadow-sm);
}

.flow-num {
  width: 44px;
  height: 44px;
  background: var(--grad-hero);
  color: var(--c-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(56,182,255,.4);
}

.flow-content h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.03em;
  color: var(--c-grey-900);
}

.flow-content p {
  font-size: 14px;
  color: var(--c-grey-700);
  line-height: 1.5;
}

.flow-arrow {
  color: var(--c-primary);
  opacity: .6;
}

.flow-arrow svg { width: 50px; height: 20px; }

.coupon-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  max-width: 900px;
  margin: 0 auto;
}

.coupon-card {
  position: relative;
  padding: var(--space-6);
  background: var(--c-white);
  border: 2px dashed var(--c-primary);
  border-radius: var(--r-lg);
  transition: transform var(--med);
  overflow: hidden;
}

.coupon-card::before, .coupon-card::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
  background: var(--c-secondary-soft);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
}

.coupon-card::before { left: -12px; }
.coupon-card::after { right: -12px; }

.coupon-card:hover { transform: translateY(-6px) rotate(-1deg); }
.coupon-card:nth-child(2):hover { transform: translateY(-6px) rotate(1deg); }

.coupon-discount {
  font-size: 48px;
  font-weight: 900;
  background: var(--grad-text-dark);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.06em;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.coupon-meta small {
  display: block;
  font-size: 12px;
  color: var(--c-grey-500);
  margin-bottom: 2px;
}

.coupon-meta strong {
  display: block;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-grey-900);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

.coupon-foot {
  font-size: 11px;
  color: var(--c-grey-500);
  padding-top: var(--space-3);
  border-top: 1px dashed rgba(0,74,173,.15);
}

.coupon-perf {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  background: #EF4444;
  color: var(--c-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(239,68,68,.4);
  transform: rotate(-12deg);
}

/* ===== Model Section ===== */
.section-model {
  background: var(--c-grey-200);
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.model-item {
  padding: var(--space-6);
  background: var(--c-white);
  border-radius: var(--r-lg);
  border: 1px solid rgba(0,74,173,.06);
  transition: transform var(--med), box-shadow var(--med);
}

.model-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.model-num {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: var(--c-primary);
  background: rgba(56,182,255,.1);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  margin-bottom: var(--space-3);
}

.model-item h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-2);
  letter-spacing: -0.03em;
}

.model-item p {
  font-size: 14px;
  color: var(--c-grey-700);
  line-height: 1.5;
}

/* ===== CTA Section ===== */
.section-cta {
  padding: var(--space-9) 0;
}

.section-cta .container {
  display: grid;
  gap: var(--space-5);
}

.cta-card {
  position: relative;
  background: var(--grad-deep);
  border-radius: var(--r-xl);
  padding: var(--space-9) var(--space-8);
  overflow: hidden;
  isolation: isolate;
}

.cta-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 140%;
  background: radial-gradient(ellipse, rgba(56,182,255,.22), transparent 60%);
  z-index: -1;
}

.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at bottom left, rgba(56,182,255,.12), transparent 60%);
  z-index: -1;
}

/* Investor variant */
.cta-card-investor {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 60%, #0B1220 100%);
}

.cta-glow-investor {
  background: radial-gradient(ellipse, rgba(168, 220, 255, .18), transparent 60%);
  top: auto;
  bottom: -40%;
  right: auto;
  left: -10%;
}

.eyebrow-investor {
  background: rgba(168, 220, 255, .08);
  border-color: rgba(168, 220, 255, .2);
  color: var(--c-cyan);
}

.eyebrow-investor .eyebrow-dot {
  background: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(168, 220, 255, .18);
}

.cta-title-sm {
  font-size: clamp(28px, 3.4vw, 44px);
}

.btn-investor {
  background: linear-gradient(135deg, var(--c-cyan) 0%, var(--c-primary) 100%);
  color: var(--c-deep);
  box-shadow: 0 6px 24px rgba(168, 220, 255, .25), inset 0 1px 0 rgba(255,255,255,.4);
}

.btn-investor:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(168, 220, 255, .35), inset 0 1px 0 rgba(255,255,255,.5);
}

.cta-content {
  max-width: 720px;
  color: var(--c-white);
  position: relative;
}

.cta-title {
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1.05;
  margin-bottom: var(--space-4);
}

.cta-sub {
  font-size: 17px;
  color: rgba(255,255,255,.8);
  line-height: 1.55;
  margin-bottom: var(--space-6);
  max-width: 520px;
}

.cta-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: var(--space-3);
  align-items: end;
}

.cta-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cta-label {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cta-field input {
  padding: 14px 18px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--r-pill);
  color: var(--c-white);
  font-size: 15px;
  transition: background var(--fast), border-color var(--fast);
  outline: none;
}

.cta-field input::placeholder { color: rgba(255,255,255,.4); }

.cta-field input:focus {
  background: rgba(255,255,255,.15);
  border-color: var(--c-primary);
}

.cta-success {
  grid-column: 1 / -1;
  margin: 0;
  padding: 12px 16px;
  background: rgba(34,197,94,.15);
  border: 1px solid rgba(34,197,94,.3);
  color: #6EE7B7;
  border-radius: var(--r-md);
  font-size: 14px;
  font-weight: 500;
  display: none;
}

.cta-success.is-visible { display: block; animation: fadeUp .3s ease-out; }

/* ===== Footer ===== */
.footer {
  background: var(--c-grey-900);
  color: rgba(255,255,255,.7);
  padding: var(--space-8) 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer-brand .nav-logo { color: var(--c-white); margin-bottom: var(--space-3); }
.footer-brand p { color: rgba(255,255,255,.5); font-size: 14px; }

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.footer-col h5 {
  color: var(--c-white);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,.6);
  padding: 4px 0;
  transition: color var(--fast);
}

.footer-col a:hover { color: var(--c-primary); }

.footer-bottom {
  padding: var(--space-4) 0;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-bottom small { font-size: 13px; color: rgba(255,255,255,.4); }

/* ===== Reveal Animations ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--slow), transform var(--slow);
}

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

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-7); padding-bottom: var(--space-8); }
  .hero-visual { min-height: 480px; }
  .hero-card-main img { max-height: 480px; }

  .problem-grid { grid-template-columns: repeat(2, 1fr); }
  .solution-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: 1fr; max-width: 600px; margin: 0 auto; }
  .value-card-featured { transform: none; }
  .value-card-featured:hover { transform: translateY(-6px); }
  .model-grid { grid-template-columns: repeat(2, 1fr); }

  .terminal-stage { grid-template-columns: 1fr; gap: var(--space-6); }
  .info-card { min-height: auto; }

  .coupon-flow { grid-template-columns: 1fr; gap: var(--space-3); }
  .flow-arrow { transform: rotate(90deg); justify-self: center; }

  .cta-form { grid-template-columns: 1fr; }
  .cta-card { padding: var(--space-7) var(--space-5); }
}

/* Mobile */
@media (max-width: 720px) {
  :root { --container: 100%; }

  .nav { top: 8px; width: calc(100% - 16px); }
  .nav-inner { padding: 8px 8px 8px 16px; gap: var(--space-3); }
  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--c-white);
    padding: var(--space-5);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-lg);
    gap: var(--space-3);
  }
  .nav.is-open .nav-links { display: flex; }
  .nav-links a { font-size: 16px; padding: 8px 0; }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .logo-img { height: 22px; }

  .hero { padding: 100px 0 0; }
  .hero-title { font-size: 44px; }
  .hero-sub { font-size: 16px; }
  .hero-visual { min-height: 360px; }
  .hero-card-main img { max-height: 360px; }

  .floating-tag { font-size: 11px; padding: 8px 10px; }
  .floating-tag strong { font-size: 12px; }
  .floating-tag small { font-size: 10px; }
  .tag-icon { width: 26px; height: 26px; font-size: 12px; }
  .tag-1 { top: 4%; left: -6%; }
  .tag-3 { bottom: 8%; right: -6%; }

  .hero-stats { gap: var(--space-3); }
  .stat-num { font-size: 24px; }
  .stat-label { font-size: 11px; }

  .hero-cta .btn { flex: 1; justify-content: center; }

  .section { padding: var(--space-8) 0; }
  .section-head { margin-bottom: var(--space-6); }
  .section-title { font-size: 32px; }

  .problem-grid { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; }
  .model-grid { grid-template-columns: 1fr; }

  .coupon-cards { grid-template-columns: 1fr; }

  .terminal-frame { padding: var(--space-5) var(--space-3); }
  .terminal-img { max-height: 480px; }

  .hotspot { width: 28px; height: 28px; }
  .hotspot-dot { font-size: 11px; border-width: 2px; }

  .info-card { padding: var(--space-5); }
  .info-card h3 { font-size: 22px; }

  .value-card { padding: var(--space-5); }
  .value-head h3 { font-size: 22px; }

  .cta-card { padding: var(--space-7) var(--space-4); }
  .cta-title { font-size: 32px; }

  .footer-inner { grid-template-columns: 1fr; gap: var(--space-5); }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom .container { flex-direction: column; text-align: center; }

  .marquee-list li { font-size: 11px; padding: 0 12px; letter-spacing: 0.14em; }
  .marquee-list .marquee-dot { padding: 0 2px; font-size: 6px; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}