/* LoWisa Landing Page — Dark Theme with Calm Mint & Warm Coral */

:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2128;
  --bg-card-hover: #222830;
  --text-primary: #e6edf3;
  --text-secondary: #9eaab8;
  --text-muted: #6b7280;
  --accent: #7EECC8;
  --accent-hover: #6DDDB8;
  --accent-glow: rgba(126, 236, 200, 0.08);
  --green: #7EECC8;
  --green-bg: rgba(126, 236, 200, 0.08);
  --orange: #FF7A5C;
  --orange-bg: rgba(255, 122, 92, 0.08);
  --border: #2a3040;
  --radius: 12px;
  --radius-sm: 8px;
  --max-width: 1100px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Coming Soon Banner */
.banner {
  background: linear-gradient(90deg, #7EECC8, #5BC4A8);
  text-align: center;
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: #0d1117;
}

.banner span {
  opacity: 0.85;
  font-weight: 400;
  margin-left: 8px;
}

/* Navigation */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.logo img {
  width: 32px;
  height: 32px;
}

nav a.cta-nav {
  background: var(--accent);
  color: #0d1117;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s;
}

nav a.cta-nav:hover {
  background: var(--accent-hover);
}

/* Sections */
section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px;
}

/* Hero */
.hero {
  text-align: center;
  padding-top: 100px;
  padding-bottom: 100px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #e6edf3 30%, #7EECC8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .tagline {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero .cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--accent);
  color: #0d1117;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: background 0.2s, transform 0.1s;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid var(--border);
  transition: border-color 0.2s, background 0.2s;
  display: inline-block;
}

.btn-secondary:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

/* Section Headers */
.section-label {
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin-bottom: 48px;
}

.section-header {
  text-align: center;
}

.section-header .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* How It Works */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  position: relative;
  transition: border-color 0.2s, transform 0.2s;
}

.step:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--accent-glow);
  color: var(--accent);
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.step p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Two Modes */
.modes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.mode-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: border-color 0.2s, transform 0.2s;
}

.mode-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.mode-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.mode-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.mode-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.mode-card ul {
  list-style: none;
  padding: 0;
}

.mode-card ul li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}

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

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
  transition: border-color 0.2s, transform 0.2s;
}

.pricing-card:hover {
  transform: translateY(-2px);
}

.pricing-card.featured {
  border-color: #FF7A5C;
  box-shadow: 0 0 40px rgba(255, 122, 92, 0.1);
}

.pricing-card .badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #FF7A5C;
  color: white;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-card h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.pricing-card .price {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.pricing-card .price-note {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin-bottom: 28px;
}

.pricing-card ul li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
}

.pricing-card ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
  display: block;
  text-align: center;
  width: 100%;
}

/* Model Access */
.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.model-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: border-color 0.2s, transform 0.2s;
}

.model-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.model-card .model-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.model-card .model-badge.byok {
  background: var(--orange-bg);
  color: #FF7A5C;
}

.model-card .model-badge.managed {
  background: var(--green-bg);
  color: #7EECC8;
}

.model-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.model-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.model-card ul {
  list-style: none;
  padding: 0;
}

.model-card ul li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}

.model-card ul li::before {
  content: "•";
  position: absolute;
  left: 4px;
  color: var(--accent);
  font-weight: 700;
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--accent);
}

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

/* Responsive */
@media (max-width: 768px) {
  section {
    padding: 60px 20px;
  }

  .hero {
    padding-top: 60px;
    padding-bottom: 60px;
  }

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

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  nav {
    padding: 16px 20px;
  }

  .step, .mode-card, .pricing-card, .model-card {
    padding: 24px 20px;
  }
}