:root {
  --dark: #1A1A2E;
  --orange: #E8441A;
  --light: #F5F5F5;
  --white: #FFFFFF;
  --max: 1100px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--orange); }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  background: var(--white);
  border-bottom: 1px solid #e5e7eb;
}
.site-header .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1.5rem;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  text-decoration: none;
}
.brand .name {
  color: var(--orange);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}
.brand .product {
  color: var(--dark);
  font-weight: 600;
  font-size: 0.95rem;
}
.nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}
.nav a {
  color: var(--dark);
  text-decoration: none;
  font-size: 0.95rem;
}
.nav a:hover { color: var(--orange); }
.nav a.btn-login {
  background: var(--orange);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 600;
}
.nav a.btn-login:hover { opacity: 0.9; color: var(--white); }

/* Mobile nav hamburger — hidden on desktop, visible below 768px */
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 0.5rem;
  margin: -0.5rem;
  cursor: pointer;
  color: var(--dark);
  border-radius: 6px;
}
.nav-toggle:hover { background: rgba(0, 0, 0, 0.05); }
.nav-toggle svg { display: block; }

@media (max-width: 767px) {
  .site-header .row { position: relative; }
  .nav-toggle { display: inline-flex; }
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid #e5e7eb;
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1.5rem 1.25rem;
    gap: 0.5rem;
    z-index: 5;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 0.5rem 0; }
  .nav a.btn-login {
    text-align: center;
    margin-top: 0.5rem;
  }
  .hero .actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero .actions .btn {
    text-align: center;
    width: 100%;
  }
}

/* Hero */
.hero {
  background: var(--dark);
  color: var(--white);
  padding: 5rem 0 4.5rem;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin: 0 0 1.25rem;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white);
}
.hero p.lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  max-width: 720px;
  margin: 0 0 2rem;
  color: rgba(255, 255, 255, 0.85);
}
.hero .actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.25rem;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.15s, background 0.15s;
  border: 0;
  cursor: pointer;
  font-size: 1rem;
  text-align: center;
}
.btn-primary { background: var(--orange); color: var(--white); }
.btn-primary:hover { opacity: 0.9; color: var(--white); }
.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.15); color: var(--white); }
.btn-block { width: 100%; display: block; }

/* Sections */
section { padding: 4rem 0; }
section h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin: 0 0 0.5rem;
  text-align: center;
  font-weight: 700;
  letter-spacing: -0.01em;
}
section h2 + p.section-sub {
  text-align: center;
  color: rgba(26, 26, 46, 0.7);
  margin: 0 0 2.5rem;
  font-size: 1.05rem;
}

/* Stats */
.stats { background: var(--light); }
.stats-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.stat-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}
.stat-card .num {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--orange);
  line-height: 1.1;
}
.stat-card .label {
  font-size: 1rem;
  color: var(--dark);
  margin-top: 0.5rem;
}
@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
}

/* How it works */
.steps { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.step {
  background: var(--white);
  padding: 2rem 1.5rem;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
}
.step .num {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 1rem;
}
.step h3 { margin: 0 0 0.5rem; font-size: 1.15rem; color: var(--dark); }
.step p { margin: 0; color: var(--dark); opacity: 0.75; font-size: 0.95rem; }
@media (min-width: 768px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .steps { grid-template-columns: repeat(4, 1fr); } }

/* Pricing */
.pricing { background: var(--light); }
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.price-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  text-align: center;
  display: flex;
  flex-direction: column;
}
.price-card h3 { margin: 0 0 0.25rem; font-size: 1.15rem; color: var(--dark); }
.price-card .price {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--orange);
  margin: 0.5rem 0;
}
.price-card .vol { color: var(--dark); opacity: 0.7; margin: 0 0 1.5rem; flex: 1; }
.pricing-note {
  text-align: center;
  margin: 1.5rem auto 0;
  color: var(--dark);
  opacity: 0.7;
  max-width: 520px;
}
@media (min-width: 768px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); } }

/* Contact form */
.contact { background: var(--white); }
.contact-form { max-width: 540px; margin: 0 auto; }
.field { margin-bottom: 1rem; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.25rem;
}
.field input,
.field textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--white);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 1px var(--orange);
}
.field-row { display: grid; gap: 1rem; }
@media (min-width: 600px) { .field-row { grid-template-columns: 1fr 1fr; } }
.form-success {
  background: #d1fae5;
  border: 1px solid #6ee7b7;
  color: #065f46;
  padding: 1.25rem;
  border-radius: 8px;
  text-align: center;
  font-size: 1.05rem;
}
.form-error {
  background: #fee2e2;
  border: 1px solid #fca5a5;
  color: #991b1b;
  padding: 0.75rem;
  border-radius: 6px;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  background: var(--dark);
  color: var(--white);
  padding: 2.5rem 0;
  text-align: center;
  font-size: 0.875rem;
}
.site-footer .links a {
  color: var(--white);
  text-decoration: none;
  margin: 0 0.75rem;
  opacity: 0.8;
}
.site-footer .links a:hover { opacity: 1; color: var(--white); }
.site-footer .copy { margin-top: 0.75rem; opacity: 0.5; }

/* Landing-specific */
.landing { background: var(--white); }
.landing-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}
.landing-inner .brand-mark {
  color: var(--orange);
  font-weight: 800;
  font-size: 1.25rem;
  margin-bottom: 2rem;
  text-align: center;
}
.landing h1 {
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  margin: 0 0 1.5rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.landing ul {
  padding-left: 1.25rem;
  margin: 0 0 2rem;
}
.landing li {
  margin-bottom: 0.6rem;
  font-size: 1.05rem;
}

/* Legal pages */
.legal {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
.legal h1 { color: var(--dark); margin-top: 0; font-size: clamp(1.75rem, 3vw, 2.25rem); }
.legal h2 {
  color: var(--dark);
  margin-top: 2rem;
  font-size: 1.2rem;
}
.legal p,
.legal li {
  color: var(--dark);
  font-size: 1rem;
}
.legal ul { padding-left: 1.25rem; }
.legal .muted { color: rgba(26, 26, 46, 0.7); font-size: 0.875rem; }