@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  color-scheme: dark;
  --bg: #07090e;
  --bg-soft: #0b0e17;
  --surface: #111420;
  --surface-soft: rgba(22, 25, 40, 0.75);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #10b981;
  --accent-hover: #34d399;
  --accent-soft: rgba(16, 185, 129, 0.12);
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  --glow: 0 12px 32px rgba(16, 185, 129, 0.22);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 85% 10%, rgba(16, 185, 129, 0.15), transparent 30rem),
    radial-gradient(circle at 10% 40%, rgba(59, 130, 246, 0.1), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
.container { width: min(1280px, calc(100% - 40px)); margin-inline: auto; }

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 800;
}
.logo-icon {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  background: var(--accent);
  color: #022c22;
  font-weight: 800;
}
.logo-text b { color: var(--accent); }

.navbar__nav ul { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.navbar__link { font-size: 0.9rem; font-weight: 600; color: var(--muted); transition: color .18s ease; }
.navbar__link:hover { color: #fff; }

.navbar__actions { display: flex; gap: 12px; align-items: center; }
.navbar__burger { display: none; background: transparent; border: 0; cursor: pointer; padding: 8px; }
.navbar__burger span { display: block; width: 22px; height: 2px; background: #fff; margin: 5px 0; transition: transform .2s ease; }

.navbar__mobile { display: none; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn-sm { padding: 9px 16px; font-size: 0.85rem; border-radius: 10px; }
.btn-lg { padding: 15px 28px; font-size: 1.05rem; border-radius: 14px; }
.btn-primary { background: var(--accent); color: #022c22; box-shadow: var(--glow); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--surface-soft); border: 1px solid var(--border-strong); color: #f8fafc; }
.btn-secondary:hover { background: rgba(255, 255, 255, 0.1); }
.btn-outline { border: 1px solid var(--border-strong); background: transparent; color: #f8fafc; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.full { width: 100%; }

/* Hero */
.hero { padding: 80px 0 90px; overflow: hidden; }
.hero__inner { display: grid; grid-template-columns: 1fr 1.35fr; gap: 48px; align-items: center; }
.section-label { color: var(--accent); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.hero__headline { font-size: clamp(2.4rem, 3.8vw, 3.4rem); line-height: 1.1; letter-spacing: -0.04em; margin: 16px 0 20px; font-weight: 800; color: #ffffff; }
.hero__sub { color: var(--muted); font-size: 1.08rem; line-height: 1.6; margin-bottom: 30px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__proof { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 32px; color: var(--muted); font-size: 0.85rem; font-weight: 500; }

/* Mockup Browser Window & Real UI Proportions */
.hero__mockup { width: 100%; }
.mockup-window {
  border: 1px solid var(--border-strong);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(16, 185, 129, 0.22);
  overflow: hidden;
  transition: transform 0.3s ease;
}
.mockup-window:hover { transform: translateY(-4px); }
.mockup-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  background: #090c13;
  border-bottom: 1px solid var(--border);
}
.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-red { background: #ef4444; } .dot-yellow { background: #f59e0b; } .dot-green { background: #10b981; }
.mockup-url { font-size: 0.75rem; color: var(--muted); font-family: monospace; background: #07090e; padding: 4px 12px; border-radius: 6px; width: 100%; }

.mockup-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: #0f131f;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
}
.toolbar-title { font-weight: 800; color: #fff; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.pro-tag { background: rgba(56, 189, 248, 0.15); color: #38bdf8; font-size: 0.65rem; padding: 2px 8px; border-radius: 999px; font-weight: 700; border: 1px solid rgba(56, 189, 248, 0.3); }
.toolbar-actions { display: flex; gap: 8px; align-items: center; }
.tool-btn { background: #181d2d; color: var(--muted); padding: 5px 10px; border-radius: 6px; font-size: 0.72rem; border: 1px solid var(--border); font-weight: 600; white-space: nowrap; }
.tool-btn.primary { background: var(--accent); color: #022c22; font-weight: 800; border: none; box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3); }

.mockup-body { display: grid; grid-template-columns: 52px 1fr; min-height: 380px; }
.mockup-nav { background: #0a0d16; border-right: 1px solid var(--border); padding: 14px 6px; display: flex; flex-direction: column; gap: 18px; align-items: center; }
.nav-icon { font-size: 1.15rem; opacity: 0.45; cursor: pointer; transition: opacity .2s, transform .2s; }
.nav-icon:hover { opacity: 0.85; transform: scale(1.1); }
.nav-icon.active { opacity: 1; background: var(--accent-soft); padding: 6px; border-radius: 10px; border: 1px solid rgba(16, 185, 129, 0.3); }

.mockup-kanban { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; padding: 16px; background: #07090f; }
.kanban-col { background: #0e121e; border: 1px solid var(--border); border-radius: 12px; padding: 12px; display: flex; flex-direction: column; gap: 10px; }
.col-head { font-size: 0.72rem; font-weight: 800; color: #f1f5f9; display: flex; align-items: center; justify-content: space-between; white-space: nowrap; letter-spacing: 0.02em; }
.col-head .head-title { display: flex; align-items: center; gap: 6px; overflow: hidden; text-overflow: ellipsis; }
.col-head .dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.dot.blue { background: #3b82f6; box-shadow: 0 0 8px rgba(59, 130, 246, 0.6); }
.dot.cyan { background: #06b6d4; box-shadow: 0 0 8px rgba(6, 182, 212, 0.6); }
.dot.green { background: #10b981; box-shadow: 0 0 8px rgba(16, 185, 129, 0.6); }
.col-head .badge { background: #1e293b; color: #cbd5e1; padding: 2px 7px; border-radius: 999px; font-size: 0.65rem; font-weight: 700; flex-shrink: 0; }

.col-empty { font-size: 0.72rem; color: var(--muted); text-align: center; padding: 36px 10px; border: 1px dashed var(--border); border-radius: 8px; background: rgba(255, 255, 255, 0.01); }

.card-item { background: #161b2a; border: 1px solid var(--border-strong); border-radius: 10px; padding: 12px; transition: transform .18s ease, border-color .18s ease; }
.card-item:hover { border-color: rgba(16, 185, 129, 0.4); transform: translateY(-2px); }
.card-item strong { font-size: 0.82rem; display: block; margin-bottom: 4px; color: #fff; font-weight: 700; }
.card-item p { font-size: 0.72rem; color: var(--muted); margin: 0 0 8px; line-height: 1.35; }
.card-meta { display: flex; justify-content: space-between; align-items: center; }
.card-meta span { font-size: 0.78rem; font-weight: 800; color: var(--accent); }
.tag-hot { background: rgba(239, 68, 68, 0.15); color: #f87171; padding: 2px 6px; border-radius: 4px; font-size: 0.64rem; font-weight: 700; border: 1px solid rgba(239, 68, 68, 0.3); }
.tag-warm { background: rgba(245, 158, 11, 0.15); color: #fbbf24; padding: 2px 6px; border-radius: 4px; font-size: 0.64rem; font-weight: 700; border: 1px solid rgba(245, 158, 11, 0.3); }
.tag-vip { background: rgba(168, 85, 247, 0.15); color: #c084fc; padding: 2px 6px; border-radius: 4px; font-size: 0.64rem; font-weight: 700; border: 1px solid rgba(168, 85, 247, 0.3); }
.col-foot { margin-top: auto; font-size: 0.72rem; font-weight: 600; color: var(--muted); text-align: center; padding-top: 10px; border-top: 1px solid var(--border); cursor: pointer; transition: color .18s; }
.col-foot:hover { color: var(--accent); }

/* Features Grid */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px; }
.feature-card {
  padding: 30px;
  border-radius: 18px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  box-shadow: 0 12px 30px rgba(0,0,0,0.2);
  transition: transform .2s ease, border-color .2s ease;
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.feature-icon { font-size: 1.8rem; margin-bottom: 16px; }
.feature-card h3 { font-size: 1.15rem; margin: 0 0 10px; font-weight: 700; }
.feature-card p { color: var(--muted); font-size: 0.92rem; margin: 0; line-height: 1.55; }

/* Showcase & UI Previews */
.showcase { display: grid; gap: 60px; }
.showcase__item { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.showcase__item--reversed { grid-template-columns: 1fr 1fr; }
.showcase__item--reversed .showcase__text { order: 2; }
.showcase__text h3 { font-size: 2rem; margin: 12px 0 16px; font-weight: 800; }
.showcase__text p { color: var(--muted); font-size: 1.05rem; margin-bottom: 24px; }

.ui-preview-card {
  padding: 24px;
  border: 1px solid var(--border-strong);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
}
.ui-head { display: flex; justify-content: space-between; align-items: center; font-weight: 800; font-size: 0.95rem; margin-bottom: 16px; }
.badge-tag { background: rgba(16, 185, 129, 0.15); color: var(--accent); padding: 4px 10px; border-radius: 999px; font-size: 0.75rem; }
.badge-tag.blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.badge-tag.green { background: rgba(16, 185, 129, 0.15); color: var(--accent); }

.ui-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ui-col-box { background: #0b0e17; padding: 12px; border-radius: 10px; border: 1px solid var(--border); font-size: 0.75rem; }
.ui-col-box strong { color: var(--accent); display: block; margin-bottom: 8px; }
.ui-card-mini { background: #161a26; padding: 8px; border-radius: 6px; font-weight: 700; color: #fff; }

.flow-nodes { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.node-box { background: #161a26; border: 1px solid var(--border); padding: 8px 12px; border-radius: 8px; font-size: 0.75rem; font-weight: 600; color: var(--muted); }
.node-box.active { border-color: var(--accent); color: #fff; background: rgba(16, 185, 129, 0.15); }
.node-arrow { color: var(--accent); font-weight: 800; }

.sched-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.sched-stat { background: #0b0e17; padding: 12px; border-radius: 10px; border: 1px solid var(--border); text-align: center; }
.sched-stat span { font-size: 0.7rem; color: var(--muted); display: block; }
.sched-stat strong { font-size: 1.4rem; color: #fff; }

/* Pricing Cards & Comparison */
.pricing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; max-width: 960px; margin: 56px auto 0; }
.pricing-card {
  position: relative;
  padding: 40px 34px;
  border-radius: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}
.pricing-card--featured { border-color: var(--accent); box-shadow: var(--glow); background: linear-gradient(180deg, rgba(16, 185, 129, 0.05) 0%, var(--surface) 100%); }
.plan-tag { font-size: 0.75rem; font-weight: 800; color: var(--muted); letter-spacing: 0.08em; }
.plan-tag.featured { color: var(--accent); }
.plan-title { font-size: 1.8rem; margin: 8px 0 12px; font-weight: 800; }

/* Interactive Operator Slider */
.operator-slider-card {
  margin: 16px 0;
  padding: 16px;
  background: #0b0e17;
  border: 1px solid var(--border-strong);
  border-radius: 16px;
}
.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 12px;
}
.operator-badge {
  background: var(--accent);
  color: #022c22;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}
.operator-slider {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 8px;
  border-radius: 4px;
  background: #1e293b;
  outline: none;
  cursor: pointer;
}
.operator-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid #0b0e17;
  box-shadow: 0 0 12px var(--accent);
  cursor: pointer;
  transition: transform .15s ease;
}
.operator-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}
.slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  padding: 0 2px;
}
.tick {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
}
.tick.active {
  color: var(--accent);
}

.plan-price { font-size: 2.5rem; font-weight: 800; color: #fff; margin-bottom: 4px; }
.plan-price span { font-size: 1rem; color: var(--muted); font-weight: 500; }
.plan-note { font-size: 0.8rem; color: var(--accent); font-weight: 600; margin-bottom: 12px; }
.plan-desc { color: var(--muted); font-size: 0.92rem; margin-bottom: 24px; }

.plan-section-title { font-size: 0.82rem; font-weight: 800; letter-spacing: 0.04em; margin: 16px 0 10px; text-transform: uppercase; }
.plan-section-title.positive { color: var(--accent); }
.plan-section-title.negative { color: #f87171; }

.plan-features { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 10px; font-size: 0.9rem; color: #e2e8f0; }
.plan-features.cross { color: #94a3b8; }
.plan-features.cross li { opacity: 0.75; }
.plan-features b { color: var(--accent); }

/* Comparison Table */
.comparison-section { margin-top: 80px; }
.table-container { overflow-x: auto; border-radius: 18px; border: 1px solid var(--border); margin-top: 24px; }
.comparison-table { width: 100%; min-width: 680px; border-collapse: collapse; background: var(--surface); text-align: left; }
.comparison-table th, .comparison-table td { padding: 16px 20px; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
.comparison-table th { background: #0b0e17; font-weight: 800; font-size: 0.85rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); }
.comparison-table th.highlight-col, .comparison-table td.highlight-col { background: rgba(16, 185, 129, 0.05); }
.comparison-table td .check { color: var(--accent); font-weight: 700; }
.comparison-table td .cross { color: #f87171; font-weight: 600; }

/* Steps */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.step-card { padding: 32px; border-radius: 20px; background: var(--surface-soft); border: 1px solid var(--border); }
.step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: #022c22; font-weight: 800; font-size: 1.2rem; display: grid; place-items: center; margin-bottom: 18px; }
.step-card h3 { font-size: 1.2rem; margin: 0 0 10px; font-weight: 700; }
.step-card p { color: var(--muted); font-size: 0.92rem; margin: 0; }

/* FAQ */
.faq-accordion { max-width: 800px; margin: 48px auto 0; display: grid; gap: 16px; }
.faq-item { padding: 20px 24px; border-radius: 14px; background: var(--surface-soft); border: 1px solid var(--border); }
.faq-item summary { font-weight: 700; font-size: 1.05rem; cursor: pointer; }
.faq-item p { color: var(--muted); margin: 12px 0 0; font-size: 0.95rem; line-height: 1.6; }

/* Footer */
.footer { border-top: 1px solid var(--border); background: #040508; padding: 70px 0 40px; color: var(--muted); }
.footer__inner { display: flex; justify-content: space-between; gap: 40px; margin-bottom: 50px; }
.footer__brand p { max-width: 320px; font-size: 0.9rem; margin-top: 14px; }
.footer__links { display: flex; gap: 60px; }
.footer__links h4 { color: #fff; font-size: 0.95rem; margin: 0 0 16px; font-weight: 700; }
.footer__links a { display: block; margin-bottom: 10px; font-size: 0.9rem; transition: color .18s; }
.footer__links a:hover { color: var(--accent); }
.footer__bottom { border-top: 1px solid var(--border); padding-top: 24px; font-size: 0.85rem; text-align: center; }

/* Responsive */
@media (max-width: 900px) {
  .hero__inner, .showcase__item, .showcase__item--reversed { grid-template-columns: 1fr; }
  .showcase__item--reversed .showcase__text { order: unset; }
  .features-grid, .steps-grid, .pricing-grid { grid-template-columns: 1fr; }
  .navbar__nav, .navbar__actions { display: none; }
  .navbar__burger { display: block; }
}