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

:root {
  --bg: #0b0d17;
  --bg-surface: #12152a;
  --text: #e8e8ed;
  --text-muted: #9a9ab0;
  --accent: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.25);
  --accent-hover: #818cf8;
  --radius: 12px;
  --max-width: 960px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-hover);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

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

/* === Header === */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 13, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(99, 102, 241, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}
.logo img {
  border-radius: 8px;
}

nav {
  display: flex;
  gap: 24px;
}
nav a {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s;
}
nav a:hover {
  color: var(--text);
}

/* === Hero === */
.hero {
  text-align: center;
  padding: 100px 0 80px;
}

.hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  max-width: 700px;
  margin: 0 auto;
}

.hero h2 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  color: var(--accent-hover);
  margin-top: 12px;
}

.subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-top: 24px;
  line-height: 1.8;
}

/* === CTA Buttons === */
.cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
  text-decoration: none;
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent-hover);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
}
.btn-ghost:hover {
  color: var(--text);
  text-decoration: none;
}

/* === How it works === */
.how-it-works {
  padding: 80px 0;
}

.how-it-works h3 {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 48px;
}

.steps {
  list-style: none;
  display: grid;
  gap: 24px;
  max-width: 600px;
  margin: 0 auto;
}

.steps li {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent-hover);
}

.steps strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 2px;
}

.steps p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* === Features === */
.features {
  padding: 80px 0;
}

.features h3 {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 48px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid rgba(99, 102, 241, 0.12);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.feature-card:hover {
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 0 30px var(--accent-glow);
}

.feature-icon {
  font-size: 1.75rem;
  margin-bottom: 12px;
}

.feature-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-example {
  color: var(--accent-hover);
  font-style: italic;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.feature-card > p:last-child {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* === Comparison === */
.compare {
  padding: 80px 0;
  border-top: 1px solid rgba(99, 102, 241, 0.1);
}

.compare h3 {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 8px;
}

.compare-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.compare-table {
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(99, 102, 241, 0.12);
}

.compare-row {
  display: grid;
  grid-template-columns: 140px 1fr 1fr 1fr;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.compare-row:last-child {
  border-bottom: none;
}

.compare-header {
  background: var(--bg-surface);
}

.compare-col-head {
  padding: 14px 16px;
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
}

.compare-label {
  padding: 12px 16px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
}

.compare-row:not(.compare-header) > .daymon-col,
.compare-row:not(.compare-header) > .claude-col,
.compare-row:not(.compare-header) > .openclaw-col {
  padding: 12px 16px;
  font-size: 0.85rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.daymon-col {
  color: #34d399;
}

.claude-col {
  color: #d4a574;
}

.claude-col.good {
  color: #34d399;
}

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

.openclaw-col.good {
  color: #34d399;
}

.compare-row:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

/* === Final CTA === */
.final-cta {
  text-align: center;
  padding: 80px 0;
  border-top: 1px solid rgba(99, 102, 241, 0.1);
}

.final-cta h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.final-cta > .container > p {
  color: var(--text-muted);
  margin-bottom: 0;
}

/* === Footer === */
footer {
  text-align: center;
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* === Responsive === */
@media (max-width: 640px) {
  .hero {
    padding: 64px 0 48px;
  }

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

  .cta {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .compare-table {
    overflow-x: auto;
  }

  .compare-row {
    min-width: 640px;
  }
}

/* === Animations === */
@media (prefers-reduced-motion: no-preference) {
  .feature-card {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.5s ease forwards;
  }
  .feature-card:nth-child(1) { animation-delay: 0.1s; }
  .feature-card:nth-child(2) { animation-delay: 0.2s; }
  .feature-card:nth-child(3) { animation-delay: 0.3s; }
  .feature-card:nth-child(4) { animation-delay: 0.4s; }

  .steps li {
    opacity: 0;
    transform: translateX(-10px);
    animation: fadeRight 0.4s ease forwards;
  }
  .steps li:nth-child(1) { animation-delay: 0.1s; }
  .steps li:nth-child(2) { animation-delay: 0.2s; }
  .steps li:nth-child(3) { animation-delay: 0.3s; }
  .steps li:nth-child(4) { animation-delay: 0.4s; }
}

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

@keyframes fadeRight {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}