:root {
  --bg-primary: #06080D;
  --bg-secondary: #0C0F18;
  --bg-card: #0F1320;
  --bg-card-hover: #141828;
  --border: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(99, 120, 255, 0.3);
  --accent: #6378FF;
  --accent-2: #4EEBD0;
  --accent-glow: rgba(99, 120, 255, 0.18);
  --accent-glow-2: rgba(78, 235, 208, 0.12);
  --text-primary: #F0F2FF;
  --text-secondary: rgba(240, 242, 255, 0.55);
  --text-muted: rgba(240, 242, 255, 0.3);
  --nav-height: 72px;
  --container-max: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-card: 0 4px 40px rgba(0,0,0,0.45), 0 1px 0 rgba(255,255,255,0.04) inset;
  --shadow-glow: 0 0 60px rgba(99, 120, 255, 0.15);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── SCROLLBAR ─────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: rgba(99,120,255,0.3); border-radius: 99px; }

/* ── NAV ────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 100;
  transition: background var(--transition), border-bottom var(--transition), backdrop-filter var(--transition);
}
.nav.scrolled {
  background: rgba(6, 8, 13, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img {
  height: 36px;
  width: auto;
  display: block;
  /* Invertimos el color para el dark mode y añadimos el brillo original */
  filter: invert(1) brightness(2) drop-shadow(0 0 15px rgba(99,120,255,0.3));
}
.logo-text { font-size: 13px; font-weight: 700; letter-spacing: 0.18em; color: var(--text-primary); }
 .nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin-left: auto;
}
.nav-link {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 14px;
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
}
.nav-cta {
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  padding: 9px 20px;
  border-radius: 8px;
  background: var(--accent);
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}
.nav-cta:hover {
  background: #7080ff;
  box-shadow: 0 4px 24px rgba(99,120,255,0.4);
  transform: translateY(-1px);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ── HERO ───────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-height);
}
.particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(99,120,255,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 60%, rgba(78,235,208,0.06) 0%, transparent 60%),
    linear-gradient(180deg, transparent 50%, var(--bg-primary) 100%);
  z-index: 1;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 80px 24px 120px;
  max-width: var(--container-max);
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
  border: 1px solid rgba(78,235,208,0.2);
  background: rgba(78,235,208,0.06);
  padding: 7px 16px;
  border-radius: 99px;
  margin-bottom: 32px;
  animation: fadeUp 0.7s ease both;
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 8px var(--accent-2);
  animation: pulse 2s ease infinite;
}
.hero-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(38px, 8vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 28px;
  animation: fadeUp 0.7s 0.1s ease both;
}
.headline-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-secondary);
  max-width: 620px;
  line-height: 1.65;
  margin-bottom: 44px;
  animation: fadeUp 0.7s 0.2s ease both;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 72px;
  animation: fadeUp 0.7s 0.3s ease both;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  letter-spacing: 0.01em;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #7B8FFF 100%);
  color: white;
  box-shadow: 0 4px 32px rgba(99,120,255,0.35), 0 1px 0 rgba(255,255,255,0.12) inset;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(99,120,255,0.5), 0 1px 0 rgba(255,255,255,0.12) inset;
}
.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.14);
  transform: translateY(-1px);
}
.btn-large {
  font-size: 16px;
  padding: 16px 36px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
  animation: fadeUp 0.7s 0.4s ease both;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat-unit { color: var(--accent); font-size: 24px; font-weight: 700; vertical-align: super; margin-left: 2px; }
.stat-label { font-size: 12.5px; color: var(--text-muted); font-weight: 500; letter-spacing: 0.01em; }
.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  flex-shrink: 0;
}
.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--border), transparent);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  top: -20px;
  left: 0;
  width: 100%;
  height: 20px;
  background: linear-gradient(to bottom, transparent, rgba(99,120,255,0.6));
  animation: scrollDown 1.8s ease infinite;
}

/* ── LOGOS BAR ─────────────────────────────────── */
.logos-bar {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
  overflow: hidden;
}
.logos-label {
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.logos-track { overflow: hidden; }
.logos-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  animation: marquee 28s linear infinite;
  width: max-content;
}
.tech-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.3s;
}
.logos-inner:hover .tech-pill { animation-play-state: paused; }

/* ── SECTIONS COMMON ────────────────────────────── */
.section {
  padding: 120px 0;
}
.section-tag {
  display: inline-flex;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(99,120,255,0.2);
  background: rgba(99,120,255,0.07);
  padding: 6px 14px;
  border-radius: 99px;
  margin-bottom: 24px;
}
.tag-light { color: var(--accent-2); border-color: rgba(78,235,208,0.25); background: rgba(78,235,208,0.07); }
.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.section-sub {
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 64px;
}
.text-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── PROBLEM ────────────────────────────────────── */
.problem { background: var(--bg-primary); }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}
.problem-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99,120,255,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}
.problem-card:hover { border-color: var(--border-hover); background: var(--bg-card-hover); transform: translateY(-3px); }
.problem-card:hover::before { opacity: 1; }
.problem-icon {
  width: 44px;
  height: 44px;
  color: var(--accent);
  margin-bottom: 20px;
}
.problem-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.problem-card p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.65; }
.problem-conclusion {
  text-align: center;
  padding: 28px 40px;
  background: rgba(99,120,255,0.05);
  border: 1px solid rgba(99,120,255,0.14);
  border-radius: var(--radius-lg);
}
.problem-conclusion p {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  font-family: 'Syne', sans-serif;
}

/* ── SOLUTION ───────────────────────────────────── */
.solution { background: var(--bg-secondary); }
.solution-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 340px;
  margin-bottom: 80px;
}
.sol-center {
  position: relative;
  z-index: 2;
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sol-node-inner {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 2px solid rgba(99,120,255,0.5);
  background: rgba(99,120,255,0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  box-shadow: 0 0 0 12px rgba(99,120,255,0.06), var(--shadow-glow);
  animation: breathe 3s ease infinite;
}
.sol-logo { width: 36px; height: 33px; }
.sol-orbit {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orbit-item {
  position: absolute;
  padding: 10px 20px;
  border-radius: 99px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: all var(--transition);
}
.orbit-item:hover { border-color: var(--border-hover); color: var(--text-primary); }
.orbit-1 { top: 10%; left: 20%; }
.orbit-2 { top: 10%; right: 20%; }
.orbit-3 { bottom: 10%; left: 20%; }
.orbit-4 { bottom: 10%; right: 20%; }
.orbit-line {
  position: absolute;
  background: linear-gradient(90deg, transparent, rgba(99,120,255,0.3), transparent);
  height: 1px;
  transform-origin: center;
}
.ol-1 { width: 28%; transform: rotate(-35deg) translateX(-50%); top: 38%; left: 28%; }
.ol-2 { width: 28%; transform: rotate(35deg) translateX(50%); top: 38%; right: 28%; }
.ol-3 { width: 28%; transform: rotate(35deg) translateX(-50%); bottom: 38%; left: 28%; }
.ol-4 { width: 28%; transform: rotate(-35deg) translateX(50%); bottom: 38%; right: 28%; }
.solution-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.pillar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.pillar::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.pillar:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.pillar:hover::after { transform: scaleX(1); }
.pillar-num {
  font-family: 'Syne', sans-serif;
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(99,120,255,0.3) 0%, rgba(78,235,208,0.2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 20px;
}
.pillar h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; }
.pillar p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.65; }

/* ── SERVICES TABS ──────────────────────────────── */
.services { background: var(--bg-primary); }
.tab-nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.tab-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-muted);
  padding: 14px 4px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition);
  letter-spacing: 0.01em;
}
.tab-btn:hover { color: var(--text-secondary); }
.tab-btn.active { color: var(--text-primary); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.tab-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.tab-text h3 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(22px, 2.5vw, 30px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.tab-text p { font-size: 15.5px; color: var(--text-secondary); line-height: 1.65; margin-bottom: 28px; }
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14.5px;
  color: var(--text-secondary);
  padding: 10px 16px;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.feature-list li:hover { border-color: rgba(99,120,255,0.2); background: rgba(99,120,255,0.04); color: var(--text-primary); }
.feature-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 5px;
}
/* mockup window */
.mockup-window {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.mock-bar {
  background: rgba(255,255,255,0.04);
  padding: 12px 16px;
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--border);
}
.mock-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
}
.mock-bar span:first-child { background: #FF5F57; }
.mock-bar span:nth-child(2) { background: #FFBD2E; }
.mock-bar span:nth-child(3) { background: #28CA41; }
.mock-content {
  display: flex;
  height: 240px;
}
.mock-sidebar {
  width: 52px;
  border-right: 1px solid var(--border);
  padding: 16px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mock-nav-item {
  height: 32px;
  border-radius: 6px;
  background: rgba(255,255,255,0.04);
}
.active-mock { background: rgba(99,120,255,0.18) !important; }
.mock-main { flex: 1; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.mock-header { height: 24px; background: rgba(255,255,255,0.04); border-radius: 6px; width: 60%; }
.mock-cards { display: flex; gap: 8px; }
.mock-card {
  flex: 1;
  height: 52px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.card-glow { border-color: rgba(99,120,255,0.3); box-shadow: 0 0 20px rgba(99,120,255,0.1); }
.mock-chart { display: flex; align-items: flex-end; gap: 6px; height: 72px; padding-top: 8px; }
.chart-bar {
  flex: 1;
  background: linear-gradient(to top, rgba(99,120,255,0.5), rgba(78,235,208,0.3));
  border-radius: 4px 4px 0 0;
  animation: chartGrow 1s ease both;
}
/* flow diagram */
.flow-diagram {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  min-height: 200px;
  box-shadow: var(--shadow-card);
  flex-direction: column;
  gap: 24px;
}
.flow-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}
.fn-dot {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
}
.fn-center-dot {
  background: rgba(99,120,255,0.15);
  border-color: rgba(99,120,255,0.4);
  box-shadow: 0 0 20px rgba(99,120,255,0.2);
}
.flow-row { display: flex; align-items: center; gap: 0; }
.flow-arrow { display: flex; align-items: center; width: 48px; position: relative; }
.fa-line { width: 100%; height: 1px; background: rgba(99,120,255,0.3); }
.fa-pulse {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  left: 0;
  animation: flowPulse 2s ease infinite;
}
.flow-extras {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.flow-node-sm {
  padding: 6px 14px;
  border-radius: 99px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
}
/* AI visual */
.ai-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 280px;
}
.ai-core { position: relative; display: flex; align-items: center; justify-content: center; }
.ai-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(99,120,255,0.2);
  animation: aiRotate 12s linear infinite;
}
.r1 { width: 180px; height: 180px; animation-duration: 8s; border-color: rgba(99,120,255,0.3); }
.r2 { width: 240px; height: 240px; animation-duration: 14s; animation-direction: reverse; border-color: rgba(78,235,208,0.2); }
.r3 { width: 300px; height: 300px; animation-duration: 20s; border-color: rgba(99,120,255,0.1); }
.ai-center {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(99,120,255,0.12);
  border: 1px solid rgba(99,120,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  box-shadow: 0 0 30px rgba(99,120,255,0.2);
  z-index: 2;
}
.ai-center svg { width: 32px; height: 32px; }
.ai-particles { position: absolute; inset: 0; }
.ai-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 8px var(--accent-2);
  animation: float 3s ease infinite;
}
.d1 { top: 15%; left: 30%; animation-delay: 0s; }
.d2 { top: 20%; right: 25%; animation-delay: 0.5s; }
.d3 { bottom: 20%; left: 20%; animation-delay: 1s; }
.d4 { bottom: 15%; right: 30%; animation-delay: 1.5s; }
.d5 { top: 50%; left: 8%; animation-delay: 0.3s; background: var(--accent); }
.d6 { top: 50%; right: 8%; animation-delay: 0.8s; background: var(--accent); }

/* ── CASES ──────────────────────────────────────── */
.cases { background: var(--bg-secondary); }
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: opacity var(--transition);
}
.case-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.case-card:hover::before { opacity: 1; }
.case-tag {
  display: inline-flex;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 16px;
}
.case-card h3 { font-size: 17px; font-weight: 700; line-height: 1.3; margin-bottom: 12px; }
.case-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.65; margin-bottom: 24px; }
.case-result {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(78,235,208,0.06);
  border: 1px solid rgba(78,235,208,0.14);
  border-radius: var(--radius-sm);
}
.result-metric {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--accent-2);
  flex-shrink: 0;
}
.result-label { font-size: 12px; color: var(--text-secondary); line-height: 1.4; }

/* ── PROCESS ────────────────────────────────────── */
.process { background: var(--bg-primary); }
.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.process-step {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  padding: 40px 0;
  position: relative;
}
.process-step:first-child { padding-top: 0; }
.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 56px;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(99,120,255,0.25) 0%, rgba(78,235,208,0.15) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  flex-shrink: 0;
  width: 80px;
}
.step-content { flex: 1; }
.step-content h3 { font-size: 21px; font-weight: 700; margin-bottom: 10px; }
.step-content p { font-size: 15px; color: var(--text-secondary); line-height: 1.65; margin-bottom: 14px; }
.step-output {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}
.process-connector {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--border), transparent);
  margin-left: 39px;
}

/* ── DIFFERENTIATORS ────────────────────────────── */
.differentiators { background: var(--bg-secondary); }
.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.diff-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition);
}
.diff-card:hover { border-color: var(--border-hover); background: var(--bg-card-hover); transform: translateY(-3px); }
.diff-card-wide { grid-column: span 2; }
.diff-icon {
  width: 48px;
  height: 48px;
  color: var(--accent);
  margin-bottom: 20px;
}
.diff-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; }
.diff-card p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.65; }

/* ── CTA SECTION ────────────────────────────────── */
.cta-section {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
  padding: 140px 0;
  text-align: center;
}
.cta-bg { position: absolute; inset: 0; z-index: 0; }
.cta-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.cta-gradient-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 70% at 50% 50%, rgba(99,120,255,0.1) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(78,235,208,0.07) 0%, transparent 60%);
}
.cta-content { position: relative; z-index: 1; }
.cta-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
}
.text-accent-light {
  background: linear-gradient(135deg, #a0aaff 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cta-sub {
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.65;
}
.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.cta-note {
  font-size: 13px;
  color: var(--text-muted);
  font-style: italic;
}

/* ── FOOTER ─────────────────────────────────────── */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding-top: 64px;
}
.footer-inner {
  display: flex;
  gap: 64px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.footer-brand { flex: 1; min-width: 200px; }
.footer-tagline {
  font-size: 13.5px;
  color: var(--text-muted);
  margin-top: 14px;
  line-height: 1.6;
  max-width: 240px;
}
.footer-nav {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.footer-col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  text-decoration: none;
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--text-primary); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 8px;
}

/* ── ANIMATIONS ─────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scrollDown {
  0% { transform: translateY(0); opacity: 0; }
  30% { opacity: 1; }
  100% { transform: translateY(80px); opacity: 0; }
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@keyframes breathe {
  0%, 100% { box-shadow: 0 0 0 12px rgba(99,120,255,0.06), 0 0 60px rgba(99,120,255,0.15); }
  50% { box-shadow: 0 0 0 20px rgba(99,120,255,0.03), 0 0 80px rgba(99,120,255,0.25); }
}
@keyframes aiRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes float {
  0%, 100% { transform: translateY(0px); opacity: 0.7; }
  50% { transform: translateY(-8px); opacity: 1; }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 8px var(--accent-2); }
  50% { box-shadow: 0 0 16px var(--accent-2); }
}
@keyframes flowPulse {
  0% { left: 0; opacity: 1; }
  100% { left: 100%; opacity: 0; }
}
@keyframes chartGrow {
  from { height: 0 !important; }
  to { }
}

/* ── INTERSECTION OBSERVER ─────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── AICO AI CHAT WIDGET ────────────────────────── */

/* Nav trigger button */
.nav-ai-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  background: rgba(99, 120, 255, 0.12);
  border: 1px solid rgba(99, 120, 255, 0.25);
  color: var(--accent);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.nav-ai-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.nav-ai-btn:hover,
.nav-ai-btn[aria-expanded="true"] {
  background: rgba(99, 120, 255, 0.2);
  border-color: rgba(99, 120, 255, 0.5);
  box-shadow: 0 0 20px rgba(99, 120, 255, 0.2);
}

/* Widget container (fixed) */
.chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  pointer-events: none;
}
.chat-widget[aria-hidden="false"] {
  pointer-events: all;
}

/* Panel */
.chat-widget-panel {
  width: 380px;
  max-height: 560px;
  background: rgba(12, 15, 24, 0.75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 60px rgba(0,0,0,0.6), 0 0 40px rgba(99,120,255,0.15), 0 0 0 1px rgba(99,120,255,0.15) inset;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(0.97);
  transform-origin: bottom right;
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
}
.chat-widget[aria-hidden="false"] .chat-widget-panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

/* Panel header */
.chat-widget-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: linear-gradient(135deg, rgba(99, 120, 255, 0.1) 0%, transparent 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}
.chat-widget-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.chat-widget-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--accent-glow);
  flex-shrink: 0;
}
.chat-widget-avatar svg {
  width: 16px;
  height: 16px;
  color: white;
}
.chat-widget-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}
.chat-widget-status {
  font-size: 11px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 1px;
}
.chat-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 6px rgba(74, 222, 128, 0.6);
}
.chat-widget-close {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.06);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition);
  flex-shrink: 0;
}
.chat-widget-close svg {
  width: 14px;
  height: 14px;
}
.chat-widget-close:hover {
  background: rgba(255,255,255,0.12);
  color: var(--text-primary);
}

.chat-panel {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

/* Messages area */
.chat-messages {
  flex: 1;
  min-height: 0;
  max-height: 340px;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: rgba(99,120,255,0.2); border-radius: 99px; }

/* Bubbles */
.chat-bubble {
  display: flex;
  gap: 12px;
  max-width: 85%;
  animation: chatFadeIn 0.3s ease;
}

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

.chat-bubble--ai {
  align-self: flex-start;
}

.chat-bubble--user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-avatar {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--accent-glow);
}

.chat-avatar svg {
  width: 16px;
  height: 16px;
  color: white;
}

.chat-bubble-content {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.6;
}

.chat-bubble--ai .chat-bubble-content {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border-bottom-left-radius: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.chat-bubble--user .chat-bubble-content {
  background: linear-gradient(135deg, var(--accent) 0%, #7B8FFF 100%);
  color: white;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 16px rgba(99,120,255,0.25);
}

.chat-bubble-content p {
  margin: 0;
}

/* Streaming cursor */
.chat-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: chatBlink 0.8s step-end infinite;
}

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

/* Typing indicator */
.chat-typing {
  display: flex;
  gap: 12px;
  align-self: flex-start;
  max-width: 85%;
}

.chat-typing-dots {
  padding: 14px 18px;
  background: var(--bg-card-hover);
  border-radius: var(--radius-md);
  border-bottom-left-radius: 4px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.chat-typing-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.4;
  animation: chatTypingWave 1.2s ease-in-out infinite;
}

.chat-typing-dot:nth-child(2) { animation-delay: 0.15s; }
.chat-typing-dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes chatTypingWave {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-6px); opacity: 1; }
}

/* Quick replies */
.chat-quick-replies {
  display: flex;
  gap: 6px;
  padding: 0 20px 12px;
  overflow-x: auto;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.chat-quick-replies::-webkit-scrollbar { display: none; }

.chat-chip {
  background: transparent;
  border: 1px solid var(--border-hover);
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  padding: 8px 16px;
  border-radius: 24px;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.chat-chip:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.chat-quick-replies.hidden {
  display: none;
}

/* Input area */
.chat-input-area {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.2);
  flex-shrink: 0;
}

.chat-input {
  flex: 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  padding: 12px 16px;
  border-radius: 24px;
  outline: none;
  transition: all var(--transition);
}

.chat-input::placeholder {
  color: var(--text-muted);
}

.chat-input:focus {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(99, 120, 255, 0.5);
  box-shadow: 0 0 0 3px rgba(99, 120, 255, 0.15);
}

.chat-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.chat-send-btn {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}

.chat-send-btn svg {
  width: 18px;
  height: 18px;
}

.chat-send-btn:hover:not(:disabled) {
  background: #7080ff;
  box-shadow: 0 4px 24px rgba(99,120,255,0.4);
  transform: translateY(-1px);
}

.chat-send-btn:disabled {
  background: var(--text-muted);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}


/* ── UNSUBSCRIBE PAGE ────────────────────────────── */
.unsubscribe-container {
  min-height: calc(100vh - var(--nav-height) - 100px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}
.unsubscribe-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 4rem 3.5rem;
  max-width: 620px;
  width: 100%;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.unsubscribe-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
.unsub-icon {
  width: 64px; height: 64px;
  margin: 0 auto 2rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.unsub-icon svg { width: 32px; height: 32px; }
.unsub-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 5vw, 2.75rem);
  color: #fff;
  margin-bottom: 1rem;
  line-height: 1.15;
}
.unsub-text {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 3rem;
  line-height: 1.6;
}
.resubscribe-area {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}
.resubscribe-area p {
  color: #fff;
  font-weight: 500;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}
.resubscribe-form {
  display: flex;
  gap: 12px;
}
.resubscribe-input {
  flex: 1;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.875rem 1.25rem;
  border-radius: 8px;
  color: #fff;
  font-family: inherit;
  transition: all 0.3s ease;
}
.resubscribe-input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 4px rgba(99, 120, 255, 0.1);
}
.resubscribe-btn {
  padding: 0.875rem 1.75rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}
.resubscribe-btn:hover {
  background: #7080ff;
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(99, 120, 255, 0.3);
}

/* ── RESPONSIVE ─────────────────────────────────── */
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .chat-widget { bottom: 16px; right: 16px; }
  .chat-widget-panel { width: calc(100vw - 32px); max-height: 500px; }
  .chat-bubble { max-width: 92%; }
  .nav-ai-btn span { display: none; }
  .nav-ai-btn { padding: 8px 10px; }
  .problem-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .diff-card-wide { grid-column: span 1; }
  .process-step { flex-direction: column; gap: 16px; align-items: start; }
  .step-num { font-size: 40px; width: auto; margin-bottom: 4px; }
  .process-connector { margin-left: 18px; height: 32px; }
  .footer-inner { flex-direction: column; gap: 48px; }
  .footer-nav { gap: 40px; }
  .hero-stats { gap: 28px; justify-content: center; text-align: center; }
  .stat { align-items: center; }
  .stat-divider { display: none; }

  /* Mobile menu logic adjustment */
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 100vh;
    background: rgba(6, 8, 13, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    justify-content: center;
    padding: 40px 24px;
    gap: 16px;
    border-bottom: none;
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
    z-index: 99;
  }
  .nav-links.open {
    transform: translateX(0);
    opacity: 1;
    pointer-events: all;
  }
  .nav-link { font-size: 18px; padding: 12px 24px; width: 100%; text-align: center; }
  .nav-cta { margin-top: 16px; width: 100%; text-align: center; padding: 14px; font-size: 16px; }
  .nav-toggle { display: flex; z-index: 101; }
  
  .tab-nav { flex-direction: row; overflow-x: auto; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
  .tab-btn { flex-shrink: 0; border-left: none; padding-left: 4px; padding-right: 20px; border-bottom: 2px solid transparent; }
  .tab-btn.active { border-bottom-color: var(--accent); border-left: none; }
  
  .solution-visual { height: 380px; flex-direction: column; gap: 0; }
  .sol-orbit { 
    display: flex;
    flex-direction: column;
    position: relative;
    inset: auto;
    width: 100%;
    align-items: center;
    gap: 12px;
    margin-top: 24px;
  }
  .orbit-item { position: relative; inset: auto !important; width: auto; padding: 12px 24px; background: rgba(255,255,255,0.04); }
  .orbit-line { display: none; }
  
  .unsubscribe-box { padding: 3rem 2rem; }
  .resubscribe-form { flex-direction: column; width: 100%; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 34px; }
  .hero-sub { font-size: 15px; }
  .hero-ctas { flex-direction: column; width: 100%; }
  .btn { width: 100%; }
  .unsubscribe-box { padding: 2.5rem 1.25rem; border-radius: var(--radius-lg); }
  .resubscribe-area { padding: 1.5rem; }
}