/* ─── CSS VARIABLES ─── */
:root {
  --bg: #F3F4F6;
  --bg-alt: #E8EAED;
  --bg-card: #FFFFFF;
  --text: #2E2E2E;
  --text-muted: #6B7280;
  --accent: #5563C1;
  --accent-dim: #7B83EB;
  --border: #E5E7EB;
  --shadow: rgba(0,0,0,0.06);
  --shadow-lg: rgba(0,0,0,0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
}

body.dark-mode {
  --bg: #121212;
  --bg-alt: #1E1E1E;
  --bg-card: #1E1E1E;
  --text: #E5E5E5;
  --text-muted: #9CA3AF;
  --accent: #7B83EB;
  --accent-dim: #5563C1;
  --border: #2E2E2E;
  --shadow: rgba(0,0,0,0.3);
  --shadow-lg: rgba(0,0,0,0.5);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', -apple-system, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(243,244,246,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 40px; height: 72px;
  transition: background var(--transition);
}

body.dark-mode nav {
  background: rgba(18,18,18,0.92);
}

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 20px;
  color: var(--text); cursor: pointer;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--accent); }
.nav-logo-img { height: 90px; width: auto; display: block; }

.nav-links {
  display: flex; gap: 4px; align-items: center;
}

.nav-item {
  position: relative;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 14px; font-weight: 500;
  text-decoration: none; padding: 10px 16px; border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
  cursor: pointer; display: flex; align-items: center; gap: 4px;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--text); background: var(--bg-alt);
}

/* Dropdown */
.dropdown {
  position: absolute; top: 100%; left: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 40px var(--shadow-lg);
  min-width: 220px;
  padding: 8px;
  opacity: 0; visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s ease;
}

.nav-item:hover .dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}

.dropdown a {
  display: block; padding: 12px 16px;
  border-radius: 6px; white-space: nowrap;
  color: var(--text-muted);
}
.dropdown a:hover {
  background: var(--bg-alt);
  color: var(--text);
}

/* Dark mode toggle */
.dark-toggle {
  display: flex; align-items: center; gap: 8px;
  margin-left: 16px; padding: 8px 12px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 20px; cursor: pointer;
  transition: all 0.2s;
}
.dark-toggle:hover { border-color: var(--accent); }
.dark-toggle svg { width: 18px; height: 18px; fill: var(--text-muted); }
.dark-toggle .sun { display: none; }
.dark-toggle .moon { display: block; }
body.dark-mode .dark-toggle .sun { display: block; }
body.dark-mode .dark-toggle .moon { display: none; }

.nav-cta {
  background: var(--accent); color: #fff !important;
  font-weight: 600 !important;
  border-radius: 20px; margin-left: 12px;
}
.nav-cta:hover { background: var(--accent-dim) !important; }

/* ─── PAGES ─── */
.page-content { padding-top: 72px; }

/* ─── SHARED ─── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 40px; }
.section { padding: 100px 0; }
.section-sm { padding: 64px 0; }

.label {
  font-size: 12px; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--accent); margin-bottom: 16px;
}

h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: clamp(44px, 6vw, 72px);
  line-height: 1.1; letter-spacing: -1px;
}

h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600; font-size: clamp(32px, 4vw, 44px);
  line-height: 1.2;
}

h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600; font-size: 22px;
}

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

.divider {
  border: none; border-top: 1px solid var(--border);
  margin: 0;
}

.btn-primary {
  display: inline-block;
  background: var(--accent); color: #fff;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600; font-size: 15px;
  padding: 14px 28px; border-radius: 24px;
  text-decoration: none; cursor: pointer; border: none;
  transition: all 0.2s;
}
.btn-primary:hover { background: var(--accent-dim); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(85,99,193,0.3); }

.btn-secondary {
  display: inline-block;
  background: transparent; color: var(--text);
  font-weight: 500; font-size: 15px;
  padding: 13px 28px; border-radius: 24px;
  text-decoration: none; cursor: pointer;
  border: 1px solid var(--border);
  transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--accent); background: var(--bg-alt); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all 0.2s;
}

.card:hover {
  box-shadow: 0 12px 40px var(--shadow);
  transform: translateY(-2px);
}

/* ─── HOME PAGE ─── */
.hero {
  min-height: calc(100vh - 72px);
  display: flex; flex-direction: column; justify-content: center;
  padding: 120px 0 100px;
  position: relative;
}

.hero-headline {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(48px, 7vw, 88px);
  line-height: 1.05;
  letter-spacing: -2px;
  max-width: 900px;
  margin-bottom: 24px;
}

.hero-headline .line2 { color: var(--accent); }

.hero-sub {
  font-size: 18px; color: var(--text-muted);
  max-width: 580px; margin-bottom: 40px;
  line-height: 1.7;
}

.hero-badges {
  display: flex; gap: 32px; margin-top: 56px;
  border-top: 1px solid var(--border);
  padding-top: 32px;
  flex-wrap: wrap;
}

.badge {
  display: flex; flex-direction: column;
}

.badge-num {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 32px; color: var(--accent);
  line-height: 1;
}

.badge-label {
  font-size: 13px; color: var(--text-muted); margin-top: 6px;
}

/* ─── HOW IT WORKS ─── */
.steps-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: 48px;
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius); padding: 40px 32px;
}

.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 56px;
  color: var(--accent); line-height: 1; margin-bottom: 20px;
  opacity: 0.7;
}

.step-title {
  font-weight: 600; font-size: 20px;
  margin-bottom: 12px;
}

.step-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* AUTOMATIONS GRID */
.auto-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 24px; margin-top: 48px;
}

.auto-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  cursor: pointer;
  transition: all 0.2s;
}

.auto-card:hover { box-shadow: 0 12px 40px var(--shadow); transform: translateY(-2px); }

.auto-tag {
  display: inline-block;
  font-size: 11px; font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--accent);
  background: rgba(85,99,193,0.1);
  padding: 5px 12px; border-radius: 20px; margin-bottom: 16px;
}

.auto-tag.best-for {
  background: rgba(16,185,129,0.1);
  color: #059669;
}

.auto-name {
  font-weight: 600; font-size: 20px;
  margin-bottom: 10px;
}

.auto-desc { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }

/* INDUSTRIES */
.industry-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: 48px;
}

.industry-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px;
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
}

.industry-card:hover {
  border-color: var(--accent);
  box-shadow: 0 16px 48px var(--shadow);
}

.industry-icon {
  width: 72px; height: 72px;
  background: rgba(85,99,193,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  font-size: 32px;
}

.industry-name {
  font-weight: 600; font-size: 20px;
  margin-bottom: 8px;
}

.industry-desc {
  font-size: 14px; color: var(--text-muted);
}

/* PRICING SIMPLE */
.pricing-simple {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 64px;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.pricing-rate {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 80px; font-weight: 700; color: var(--accent);
  line-height: 1;
}

.pricing-period {
  font-size: 18px; color: var(--text-muted);
}

/* USE CASES / PERSONAS */
.persona-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 24px; margin-top: 48px;
}

.persona-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
}

.persona-tier {
  font-size: 11px; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px;
}

.persona-name {
  font-weight: 600; font-size: 22px;
  margin-bottom: 6px;
}

.persona-role { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }

.persona-pain {
  background: rgba(85,99,193,0.06);
  border-left: 3px solid var(--accent);
  padding: 14px 18px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14px; line-height: 1.6;
  margin-bottom: 16px;
}

.persona-use-cases {
  display: flex; flex-wrap: wrap; gap: 8px;
}

.uc-tag {
  font-size: 12px; font-weight: 500;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text-muted); padding: 6px 12px; border-radius: 20px;
}

/* HOW IT WORKS PAGE */
.hiw-step {
  display: grid; grid-template-columns: 80px 1fr;
  gap: 40px; padding: 48px 0; border-bottom: 1px solid var(--border);
}

.hiw-step:last-child { border-bottom: none; }

.hiw-num {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 72px; color: var(--accent);
  line-height: 1; opacity: 0.4;
}

/* AUTOMATION LIBRARY PAGE */
.lib-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; margin-bottom: 20px;
}

.lib-header {
  padding: 28px 36px; display: flex;
  justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.lib-header:hover { background: var(--bg-alt); }

.lib-body { padding: 28px 36px; display: none; }
.lib-body.open { display: block; }

.lib-meta {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-bottom: 24px;
}

.lib-meta-item label {
  font-size: 11px; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--text-muted); display: block;
  margin-bottom: 6px;
}

.lib-meta-item span {
  font-weight: 600; font-size: 20px; color: var(--accent);
}

.chevron { transition: transform 0.2s; font-size: 16px; color: var(--text-muted); }
.chevron.open { transform: rotate(180deg); }

/* BOOKING PAGE */
.booking-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 48px;
}

.trust-item {
  display: flex; gap: 16px; padding: 20px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}

.trust-item:last-child { border-bottom: none; }

.trust-icon { color: var(--accent); font-size: 20px; margin-top: 2px; flex-shrink: 0; }

/* CTA BANNER */
.cta-banner {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 0; text-align: center;
}

.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p { color: var(--text-muted); margin-bottom: 32px; font-size: 16px; }
.btn-group { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* FOOTER */
footer {
  padding: 48px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex; justify-content: space-between; align-items: center;
}

.footer-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 18px;
  color: var(--text-muted);
}

.footer-logo span { color: var(--accent); }
.footer-logo-img { height: 32px; width: auto; display: block; }

.footer-note { font-size: 13px; color: var(--text-muted); }

/* CASE STUDIES */
.cs-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 40px; margin-bottom: 24px;
}

.cs-result {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 44px; color: var(--accent); line-height: 1;
  margin-bottom: 8px;
}

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }

/* INDUSTRY PAGES */
.pain-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-top: 32px;
}

.pain-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
}

.pain-item h4 {
  font-size: 16px; font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.pain-item p {
  font-size: 14px; color: var(--text-muted);
}

.workflow-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  margin-top: 32px;
}

.workflow-steps {
  display: flex; gap: 24px; margin-top: 24px;
  flex-wrap: wrap;
}

.workflow-step {
  flex: 1; min-width: 200px;
  padding: 20px;
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
}

.workflow-step-num {
  font-size: 12px; font-weight: 600;
  color: var(--accent); margin-bottom: 8px;
}

.outcome-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: 32px;
}

.outcome-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px; text-align: center;
}

.outcome-stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 36px; color: var(--accent);
}

/* SOLUTIONS PAGE */
.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  margin-bottom: 24px;
}

.solution-card h3 {
  margin-bottom: 16px;
}

.solution-card p {
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.solution-section {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.solution-section h4 {
  font-size: 14px; font-weight: 600;
  color: var(--accent); margin-bottom: 12px;
}

.solution-section ul {
  list-style: none;
}

.solution-section li {
  font-size: 14px; color: var(--text-muted);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}

.solution-section li::before {
  content: "→";
  position: absolute; left: 0;
  color: var(--accent);
}

@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  .container { padding: 0 20px; }
  .steps-grid, .auto-grid, .persona-grid, .booking-grid, .two-col, .industry-grid, .pain-grid, .outcome-stats, .lib-meta { grid-template-columns: 1fr; }
  .pricing-simple { padding: 40px 24px; }
  .pricing-rate { font-size: 56px; }
}