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

:root {
  --fn-bg: #070914;
  --fn-surface: #0e1226;
  --fn-surface-2: #121836;
  --fn-ink: #f2f3fa;
  --fn-muted: #b4b8cf;
  --fn-faint: #8b90aa;
  --fn-line: #1d2140;
  --fn-brand: #8b7cf8;
  --fn-brand-2: #a78bfa;
  --fn-brand-deep: #5b4bea;
  --fn-lime: #a3e635;
  --fn-err: #fb7185;
  --fn-ok: #86efac;
  --fn-font: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --fn-radius: 16px;
  --fn-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

*, *::before, *::after { box-sizing: border-box; }

html { color-scheme: dark; }

body.fn-auth {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 70% 45% at 12% -8%, rgba(91, 75, 234, 0.32), transparent 55%),
    radial-gradient(ellipse 55% 40% at 92% 0%, rgba(163, 37, 251, 0.18), transparent 52%),
    linear-gradient(180deg, #0a0c1c 0%, var(--fn-bg) 45%, #05060f 100%);
  color: var(--fn-ink);
  font: 16px/1.55 var(--fn-font);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--fn-brand-2); text-decoration: none; }
a:hover { color: #c4b5fd; }

.fn-wrap { max-width: 480px; margin: 0 auto; padding: 28px 20px 64px; }

.fn-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 20px;
}

.fn-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fn-ink) !important;
  text-decoration: none !important;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.fn-brand img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: block;
  object-fit: cover;
}

.fn-brand .grad {
  background-image: linear-gradient(90deg, #12c8ff, #2f6bff 50%, #a325fb);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.fn-nav-links {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.fn-nav-links a {
  color: var(--fn-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 10px;
}

.fn-nav-links a:hover {
  color: var(--fn-ink);
  background: rgba(255, 255, 255, 0.05);
}

.fn-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none !important;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  background: linear-gradient(135deg, var(--fn-brand-deep), #7c3aed);
  color: #fff !important;
  box-shadow: 0 8px 22px rgba(91, 75, 234, 0.3);
  transition: transform 0.15s ease, filter 0.15s ease;
}

.fn-btn:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  color: #fff !important;
}

.fn-btn:disabled { opacity: 0.65; cursor: not-allowed; transform: none; }

.fn-btn.ghost {
  background: rgba(255, 255, 255, 0.03);
  color: var(--fn-ink) !important;
  border: 1px solid var(--fn-line);
  box-shadow: none;
}

.fn-btn.ghost:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--fn-ink) !important;
}

.fn-btn.wide { width: 100%; min-height: 48px; }

.fn-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fn-brand);
  margin-bottom: 10px;
}

.fn-card {
  background: rgba(14, 18, 38, 0.92);
  border: 1px solid var(--fn-line);
  border-radius: 18px;
  padding: 28px;
  box-shadow: var(--fn-shadow);
  backdrop-filter: blur(10px);
}

.fn-card h1 {
  margin: 0 0 8px;
  font-size: 28px;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fn-ink);
}

.fn-card h2 {
  color: var(--fn-ink);
}

.fn-lede { margin: 0 0 20px; color: var(--fn-muted); }

.fn-form { display: flex; flex-direction: column; gap: 14px; }

.fn-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--fn-muted);
  font-weight: 500;
}

.fn-input {
  width: 100%;
  min-height: 48px;
  border-radius: 12px;
  padding: 12px 14px;
  border: 1px solid var(--fn-line);
  background: var(--fn-surface-2);
  color: var(--fn-ink);
  font: inherit;
}

.fn-input::placeholder { color: #6b7190; }

.fn-input:focus {
  outline: 2px solid var(--fn-brand);
  outline-offset: 1px;
  border-color: transparent;
}

.fn-msg { min-height: 1.35em; margin: 0 0 8px; font-size: 14px; }
.fn-msg.err { color: var(--fn-err); }
.fn-msg.ok { color: var(--fn-ok); }

.fn-links {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
  font-size: 14px;
}

.fn-hint { margin: 0; font-size: 13px; color: var(--fn-faint); }

.fn-footer {
  max-width: 1100px;
  margin: 40px auto 0;
  padding: 24px 20px 40px;
  border-top: 1px solid var(--fn-line);
  color: var(--fn-faint);
  font-size: 13px;
}

.fn-footer a { color: var(--fn-muted); }
.fn-footer a:hover { color: var(--fn-ink); }

.fn-footer .foot-row,
.site-foot .foot-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  align-items: center;
  margin-bottom: 12px;
}

.fn-footer .foot-row a { margin-right: 0; }

.fn-banner {
  margin: 0 0 18px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid rgba(139, 124, 248, 0.35);
  background: rgba(91, 75, 234, 0.14);
  font-size: 14px;
  line-height: 1.45;
  color: var(--fn-ink);
}

.fn-banner strong { color: var(--fn-brand-2); }

.fn-hub {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 20px 64px;
}

.fn-hub h1 {
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.03em;
  margin: 0 0 10px;
  font-weight: 800;
  color: var(--fn-ink);
}

.fn-hub > .lede,
.fn-hub > p.lede {
  max-width: 58ch;
  color: var(--fn-muted);
  margin: 0 0 24px;
}

.fn-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.fn-panel { margin: 18px 0; }

.fn-plans {
  display: grid;
  gap: 14px;
  margin-top: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 900px) {
  .fn-plans { grid-template-columns: 1fr; }
}

.fn-plan {
  border: 1px solid var(--fn-line);
  border-radius: var(--fn-radius);
  padding: 18px;
  background: var(--fn-surface-2);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.fn-plan.featured {
  border-color: rgba(139, 124, 248, 0.55);
  box-shadow: 0 0 0 1px rgba(139, 124, 248, 0.2), var(--fn-shadow);
}

.fn-plan h3 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 700;
  color: var(--fn-ink);
  line-height: 1.3;
}

.fn-plan .price {
  font-size: 22px;
  font-weight: 800;
  margin: 8px 0;
  color: var(--fn-ink);
}

.fn-plan .price small {
  font-size: 13px;
  font-weight: 500;
  color: var(--fn-muted);
}

.fn-plan ul {
  margin: 0 0 14px;
  padding-left: 18px;
  color: var(--fn-muted);
  font-size: 14px;
  flex: 1;
}

.fn-plan li { margin-bottom: 6px; }

.fn-plan .tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, #5b4bea, #7c3aed);
  padding: 4px 8px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.fn-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(4, 2, 30, 0.72);
  display: grid;
  place-items: center;
  padding: 20px;
}

.fn-modal {
  width: min(440px, 100%);
  background: var(--fn-surface);
  border: 1px solid var(--fn-line);
  border-radius: 18px;
  padding: 32px 26px;
  text-align: center;
  box-shadow: var(--fn-shadow);
}

.fn-modal-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: rgba(251, 113, 133, 0.12);
  color: #fb7185;
}

.fn-modal-icon svg { width: 32px; height: 32px; }

.fn-modal h2 { margin: 0 0 10px; font-size: 22px; color: var(--fn-ink); }
.fn-modal p { margin: 0; color: var(--fn-muted); font-size: 15px; line-height: 1.5; }

.fn-modal-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
  font-size: 13px;
  color: var(--fn-faint);
}

.fn-modal-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 8px;
  border-radius: 999px;
  background: rgba(139, 124, 248, 0.18);
  color: var(--fn-brand-2);
  font-weight: 700;
}

[hidden] { display: none !important; }

@media (max-width: 720px) {
  .fn-nav-links .hide-sm { display: none; }
}