:root {
  --radius: 0.75rem;
  --background: oklch(0.99 0.005 260);
  --foreground: oklch(0.19 0.04 265);
  --border: oklch(0.92 0.012 258);
  --secondary: oklch(0.96 0.015 260);
  --ink: oklch(0.19 0.04 265);
  --ink-soft: oklch(0.42 0.04 262);
  --indigo-deep: oklch(0.24 0.11 268);
  --indigo: oklch(0.42 0.19 267);
  --indigo-glow: oklch(0.62 0.2 268);
  --emerald-brand: oklch(0.68 0.17 158);
  --emerald-soft: oklch(0.86 0.09 158);
  --violet-brand: oklch(0.62 0.22 300);
  --surface: oklch(1 0 0);
  --surface-muted: oklch(0.97 0.01 258);
  --gradient-hero: radial-gradient(1000px 500px at 85% -10%, oklch(0.55 0.22 268 / 0.35), transparent 60%),
    radial-gradient(700px 400px at 5% 10%, oklch(0.72 0.16 158 / 0.18), transparent 60%),
    linear-gradient(180deg, oklch(0.99 0.005 260), oklch(0.97 0.012 260));
  --gradient-primary: linear-gradient(135deg, var(--indigo-deep) 0%, var(--indigo) 55%, var(--violet-brand) 100%);
  --gradient-emerald: linear-gradient(135deg, oklch(0.72 0.16 158), oklch(0.6 0.18 165));
  --shadow-elegant: 0 20px 60px -20px oklch(0.32 0.13 268 / 0.35);
  --shadow-soft: 0 10px 40px -20px oklch(0.32 0.13 268 / 0.25);
  --shadow-glow: 0 0 60px oklch(0.62 0.2 268 / 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  font-feature-settings: "cv02", "cv03", "cv04", "ss01";
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  letter-spacing: -0.02em;
}

a {
  text-decoration: none;
  color: inherit;
}

.bg-gradient-hero { background: var(--gradient-hero); }
.bg-gradient-primary { background: var(--gradient-primary); }
.bg-gradient-emerald { background: var(--gradient-emerald); }
.shadow-elegant { box-shadow: var(--shadow-elegant); }
.shadow-soft { box-shadow: var(--shadow-soft); }
.shadow-glow { box-shadow: var(--shadow-glow); }

.text-gradient-primary {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.bg-grid {
  background-image:
    linear-gradient(to right, oklch(0.32 0.13 268 / 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(0.32 0.13 268 / 0.06) 1px, transparent 1px);
  background-size: 42px 42px;
}

.text-ink { color: var(--ink); }
.text-ink-soft { color: var(--ink-soft); }
.text-indigo { color: var(--indigo); }
.text-indigo-deep { color: var(--indigo-deep); }
.text-emerald-brand { color: var(--emerald-brand); }
.text-emerald-soft { color: var(--emerald-soft); }
.bg-surface { background-color: var(--surface); }
.bg-surface-muted { background-color: var(--surface-muted); }
.border-border { border-color: var(--border); }
.bg-secondary { background-color: var(--secondary); }
.bg-emerald-soft-60 { background-color: oklch(0.86 0.09 158 / 0.6); }
.bg-indigo-10 { background-color: oklch(0.42 0.19 267 / 0.1); }
.bg-indigo-glow-20 { background-color: oklch(0.62 0.2 268 / 0.2); }

.font-display { font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
}

.btn-lg {
  height: 3rem;
  padding: 0 1.5rem;
  font-size: 1rem;
  border-radius: 0.375rem;
}

.btn-ghost {
  background: transparent;
  color: var(--ink-soft);
  padding: 0.5rem 1rem;
}

.btn-ghost:hover { color: var(--ink); }

.btn-outline {
  background: oklch(1 0 0 / 0.6);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 0.5rem 1rem;
  backdrop-filter: blur(8px);
}

.btn-outline:hover { background: var(--secondary); }

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-elegant);
  padding: 0.5rem 1rem;
}

.btn-primary:hover {
  opacity: 0.95;
  transform: translateY(-2px);
}

.btn-white {
  background: #fff;
  color: var(--indigo-deep);
  box-shadow: var(--shadow-soft);
  padding: 0.5rem 1.5rem;
  font-weight: 600;
}

.btn-white:hover { background: var(--emerald-soft); }

.btn-full { width: 100%; height: 2.75rem; }

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  background: var(--gradient-primary);
  box-shadow: var(--shadow-glow);
}

.brand-icon--asset {
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

.brand-icon-img {
  display: block;
  width: 2.25rem;
  height: 2.25rem;
}

.brand-dot {
  position: absolute;
  bottom: -0.25rem;
  right: -0.25rem;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 9999px;
  background: var(--emerald-brand);
  border: 2px solid var(--background);
}

.niche-accent-1 { background: linear-gradient(to bottom right, oklch(0.65 0.2 15 / 0.2), oklch(0.62 0.22 300 / 0.2)); }
.niche-accent-2 { background: linear-gradient(to bottom right, oklch(0.42 0.19 267 / 0.2), oklch(0.68 0.17 158 / 0.2)); }
.niche-accent-3 { background: linear-gradient(to bottom right, oklch(0.75 0.15 75 / 0.2), oklch(0.62 0.2 268 / 0.2)); }
.niche-accent-4 { background: linear-gradient(to bottom right, oklch(0.68 0.17 158 / 0.2), oklch(0.42 0.19 267 / 0.2)); }

.plan-highlight {
  border-color: transparent;
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-elegant);
}

.plan-default {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink);
}

.plan-default:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.mobile-menu { display: none; }
.mobile-menu.open { display: block; }

@media (min-width: 768px) {
  .md-hidden { display: none !important; }
  .md-flex { display: flex !important; }
}

@media (max-width: 767px) {
  .mobile-only { display: block; }
  .desktop-only { display: none !important; }
}

@media (min-width: 768px) {
  .mobile-only { display: none !important; }
  .desktop-only { display: flex !important; }
}

@media (min-width: 1024px) {
  .lg-block { display: block !important; }
  .lg-grid-2 { grid-template-columns: 1.1fr 1fr !important; }
  .lg-translate-up { transform: translateY(-1rem); }
}

@media (min-width: 640px) {
  .sm-block { display: block !important; }
  .sm-flex-row { flex-direction: row !important; }
}

/* Auth pages */
.auth-field {
  width: 100%;
  margin-bottom: 0.875rem;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  height: 3rem;
  border-radius: 0.5rem;
  padding: 0 1rem;
  font-size: 0.9375rem;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.auth-field:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px oklch(0.42 0.19 267 / 0.15);
}

.auth-alert {
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

.auth-alert-danger {
  background: #ffe3e3;
  border: 1px solid #ffc9c9;
  color: #a61e1e;
}

.auth-alert-success {
  background: #e6fcf5;
  border: 1px solid #c3fae8;
  color: #087f5b;
}

.auth-switch-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.auth-switch-option {
  border: 2px solid var(--border);
  border-radius: 0.625rem;
  padding: 0.625rem;
  text-align: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.875rem;
  background: var(--surface);
  color: var(--ink-soft);
  transition: all 0.2s ease;
}

.auth-switch-option.active {
  border-color: var(--indigo);
  background: oklch(0.42 0.19 267 / 0.08);
  color: var(--ink);
}

.auth-msg { font-size: 0.8125rem; margin-bottom: 0.5rem; min-height: 1.125rem; }
.auth-msg.ok { color: #087f5b; }
.auth-msg.error { color: #c92a2a; }

.btn-side-light {
  border: 2px solid oklch(1 0 0 / 0.5);
  border-radius: 9999px;
  color: #fff;
  text-align: center;
  font-weight: 700;
  padding: 0.75rem 1rem;
  display: inline-block;
  transition: background 0.2s ease;
}

.btn-side-light:hover { background: oklch(1 0 0 / 0.12); }

.auth-error-code {
  margin: 0 0 1.5rem;
  text-align: center;
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}