/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #F3F4F6;
  --bg-alt: #EBEDF0;
  --card: #FFFFFF;
  --card-border: rgba(0,0,0,0.04);
  --card-hover: rgba(0,0,0,0.02);
  --text: #111214;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --primary: #6366F1;
  --primary-hover: #4F46E5;
  --primary-light: rgba(99,102,241,0.08);
  --accent-red: #EF4444;
  --accent-green: #22C55E;
  --accent-yellow: #F59E0B;
  --accent-blue: #3B82F6;
  --accent-purple: #8B5CF6;
  --accent-orange: #F97316;
  --accent-teal: #14B8A6;
  --accent-pink: #EC4899;
  --radius: 20px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.08);
  --transition: 0.2s ease;
  --container: 1200px;
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

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

.container-sm { max-width: 800px; }

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(243,244,246,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
  transition: var(--transition);
}

.nav.scrolled { box-shadow: 0 1px 12px rgba(0,0,0,0.06); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 2px 8px rgba(99,102,241,0.25);
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}

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

.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(99,102,241,0.25);
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 16px rgba(99,102,241,0.3);
  transform: translateY(-1px);
}

.btn-ghost {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--card-border);
}

.btn-ghost:hover {
  background: var(--card-hover);
  border-color: rgba(0,0,0,0.08);
}

.btn-sm { padding: 8px 18px; font-size: 13px; }
.btn-lg { padding: 14px 28px; font-size: 15px; }

/* ── Hero ── */
.hero {
  padding: 140px 0 80px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-accent {
  background: linear-gradient(135deg, var(--primary), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 480px;
}

.hero-channels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.channel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  background: var(--card);
  border: 1px solid var(--card-border);
}

.channel.active {
  background: var(--primary-light);
  color: var(--primary);
  border-color: rgba(99,102,241,0.15);
}

.channel.soon { color: var(--text-muted); }
.channel small {
  font-size: 10px;
  opacity: 0.7;
  font-weight: 400;
}

.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* ── Dashboard Preview ── */
.hero-visual {
  perspective: 1200px;
}

.dashboard-preview {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: rotateY(-4deg) rotateX(2deg);
  transition: transform 0.4s ease;
}

.dashboard-preview:hover {
  transform: rotateY(0deg) rotateX(0deg);
}

.preview-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--card-border);
  background: rgba(243,244,246,0.5);
}

.preview-logo-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.preview-search {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border-radius: 10px;
  padding: 6px 12px;
  font-size: 11px;
  color: var(--text-muted);
}

.preview-dots {
  display: flex;
  gap: 4px;
}

.preview-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--bg-alt);
}

.preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  padding: 12px;
}

.preview-card {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 12px;
  border: 1px solid var(--card-border);
}

.preview-card-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  display: block;
}

.preview-processing {
  grid-column: 1 / -1;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-light), rgba(139,92,246,0.06));
}

.preview-shimmer {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  animation: shimmer 2.5s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

.preview-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  position: relative;
}

.preview-stages {
  display: flex;
  gap: 4px;
  margin-top: 8px;
  position: relative;
}

.stage {
  width: 100%;
  height: 3px;
  border-radius: 3px;
  background: rgba(99,102,241,0.15);
}

.stage.done { background: var(--primary); }
.stage.active {
  background: var(--primary);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.preview-metric { text-align: center; }
.metric-label { font-size: 10px; color: var(--text-muted); display: block; margin-bottom: 2px; }
.metric-value { font-size: 28px; font-weight: 800; display: block; line-height: 1.2; }
.metric-value.red { color: var(--accent-red); }
.metric-value.blue { color: var(--accent-blue); }
.metric-trend { font-size: 11px; font-weight: 600; }
.metric-trend.red { color: var(--accent-red); }
.metric-trend.green { color: var(--accent-green); }

.preview-tasks { grid-column: 1 / 3; }

.preview-task {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 11px;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.red { background: var(--accent-red); }
.dot.yellow { background: var(--accent-yellow); }
.dot.green { background: var(--accent-green); }

.task-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
}

.tag-sm {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(0,0,0,0.05);
  color: var(--text-muted);
  white-space: nowrap;
}

.preview-person {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  padding: 3px 0;
}

.avatar-sm {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--primary), var(--accent-blue));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 600;
  flex-shrink: 0;
}

.person-count {
  margin-left: auto;
  font-size: 10px;
  color: var(--text-muted);
  background: rgba(0,0,0,0.04);
  padding: 1px 6px;
  border-radius: 4px;
}

.preview-chart { display: flex; flex-direction: column; }

.dot-matrix {
  display: flex;
  gap: 4px;
  flex: 1;
  align-items: flex-end;
}

.dot-col {
  display: flex;
  flex-direction: column-reverse;
  gap: 3px;
  flex: 1;
}

.dm {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 3px;
  background: rgba(0,0,0,0.06);
}

.dm.filled { background: var(--primary); opacity: 0.7; }

/* ── Sections ── */
.section { padding: 80px 0; }

.section-alt { background: var(--bg-alt); }

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.text-accent { color: var(--primary); }

.section-desc {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ── Bento Cards ── */
.bento-card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  padding: 28px;
  transition: all var(--transition);
}

.bento-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}

/* ── Problems ── */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.problem-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.problem-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(239,68,68,0.08);
  color: var(--accent-red);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.problem-example {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Steps ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.step-card { position: relative; }

.step-num {
  font-size: 48px;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.12;
  position: absolute;
  top: 16px;
  right: 24px;
  line-height: 1;
}

.step-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ── Features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-large { grid-column: span 2; }

.feature-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.feature-icon-wrap.blue { background: rgba(59,130,246,0.08); color: var(--accent-blue); }
.feature-icon-wrap.purple { background: rgba(139,92,246,0.08); color: var(--accent-purple); }
.feature-icon-wrap.green { background: rgba(34,197,94,0.08); color: var(--accent-green); }
.feature-icon-wrap.orange { background: rgba(249,115,22,0.08); color: var(--accent-orange); }
.feature-icon-wrap.teal { background: rgba(20,184,166,0.08); color: var(--accent-teal); }
.feature-icon-wrap.pink { background: rgba(236,72,153,0.08); color: var(--accent-pink); }

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.feature-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  transition: var(--transition);
}

.feature-link:hover { opacity: 0.8; }

/* ── Timeline ── */
.timeline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.timeline-card { position: relative; overflow: hidden; }

.timeline-period {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.timeline-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.timeline-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Personas ── */
.persona-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.persona-stat {
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.persona-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.persona-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Comparison ── */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.compare-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
}

.compare-problem {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--card-border);
}

.compare-solution {
  font-size: 14px;
  color: var(--text);
}

.compare-solution strong { color: var(--primary); }

/* ── Region Switch ── */
.region-switch {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}

.region-btn {
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.region-btn:hover { border-color: rgba(0,0,0,0.12); color: var(--text-secondary); }

.region-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pricing-card {
  text-align: center;
  display: flex;
  flex-direction: column;
}

.pricing-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  background: var(--primary-light);
  padding: 3px 10px;
  border-radius: 6px;
  margin-bottom: 12px;
  align-self: center;
}

.pricing-price {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 4px;
}

.pricing-period {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin: 0 0 24px;
  flex: 1;
}

.pricing-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--card-border);
  padding-left: 20px;
  position: relative;
}

.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
}

.pricing-features li:last-child { border-bottom: none; }
.pricing-features li strong { color: var(--text); }

.pricing-featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), 0 8px 32px rgba(99,102,241,0.12);
  position: relative;
}

.pricing-featured .pricing-badge {
  background: var(--primary);
  color: #fff;
}

/* ── FAQ ── */
.faq-list { display: flex; flex-direction: column; gap: 8px; }

.faq-item { padding: 0; overflow: hidden; }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 16px;
}

.faq-chevron { transition: transform 0.3s ease; flex-shrink: 0; color: var(--text-muted); }

.faq-item.open .faq-chevron { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── CTA ── */
.section-cta { padding: 80px 0 100px; }

.cta-card {
  background: linear-gradient(135deg, var(--primary), var(--accent-purple));
  border-radius: var(--radius);
  padding: 60px 48px;
  text-align: center;
  color: #fff;
}

.cta-card h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-card > p {
  font-size: 16px;
  opacity: 0.85;
  margin-bottom: 28px;
}

.btn-cta-white {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}

.btn-cta-white:hover {
  background: rgba(255,255,255,0.9);
  transform: translateY(-1px);
}

.cta-alt {
  font-size: 14px;
  opacity: 0.75;
}

.cta-alt a {
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cta-alt a:hover { opacity: 0.9; }

/* ── Footer ── */
.footer {
  background: var(--card);
  border-top: 1px solid var(--card-border);
  padding-top: 48px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  padding-bottom: 32px;
}

.footer-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 12px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 4px 0;
  transition: var(--transition);
}

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

.footer-bottom {
  padding: 20px 24px;
  border-top: 1px solid var(--card-border);
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .hero-title { font-size: 42px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-large { grid-column: span 1; }
  .timeline-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --radius: 16px; --radius-sm: 10px; }

  .nav-links { display: none; }
  .nav-burger { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--card);
    border-bottom: 1px solid var(--card-border);
    padding: 16px 24px;
    gap: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  }

  .hero { padding: 100px 0 60px; }
  .hero-title { font-size: 34px; }
  .hero-subtitle { font-size: 16px; }
  .section { padding: 60px 0; }
  .section-title { font-size: 28px; }

  .problems-grid,
  .steps-grid,
  .features-grid,
  .persona-grid,
  .compare-grid,
  .pricing-grid { grid-template-columns: 1fr; }

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

  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }

  .cta-card { padding: 40px 24px; }
  .cta-card h2 { font-size: 24px; }
  .cta-form { flex-direction: column; }

  .hero-visual { display: none; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 28px; }
  .hero-channels { gap: 6px; }
  .channel { font-size: 12px; padding: 5px 10px; }
  .btn-lg { padding: 12px 22px; font-size: 14px; }
  .bento-card { padding: 20px; }
  .timeline-grid { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; }
}