:root {
  --ink: #132028;
  --sea: #0c3d3a;
  --sea-2: #165652;
  --foam: #f6f0e6;
  --paper: #fffaf1;
  --mist: #d8e6e3;
  --coral: #e23b2c;
  --coral-2: #c42d21;
  --sand: #e7d7b8;
  --gold: #c9a227;
  --mute: #5c6b70;
  --line: rgba(19, 32, 40, 0.12);
  --shadow: 0 18px 40px rgba(12, 61, 58, 0.16);
  --serif: "Fraunces", "Times New Roman", serif;
  --sans: "Figtree", "Segoe UI", sans-serif;
  --mono: "Red Hat Mono", ui-monospace, monospace;
  --cond: "Sofia Sans Extra Condensed", "Arial Narrow", sans-serif;
  --radius: 22px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--foam);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.7;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.fn-beam,
.fn-grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
}

.fn-beam {
  background:
    radial-gradient(circle at 88% -10%, rgba(201, 162, 39, 0.22), transparent 34%),
    radial-gradient(circle at 8% 18%, rgba(12, 61, 58, 0.12), transparent 32%);
  animation: fn-drift 16s ease-in-out infinite alternate;
}

.fn-grain {
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

.fn-shell {
  position: relative;
  z-index: 1;
}

.fn-ticker {
  overflow: hidden;
  background: var(--sea);
  color: #f4efe4;
  border-bottom: 3px solid var(--coral);
}

.fn-ticker__rail,
.fn-ribbon__rail {
  display: flex;
  gap: 2.4rem;
  width: max-content;
  padding: 0.55rem 0;
  animation: fn-marquee 32s linear infinite;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.fn-ticker span,
.fn-ribbon span {
  white-space: nowrap;
}

.fn-ribbon {
  overflow: hidden;
  background: #eadfc8;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.fn-ribbon__rail {
  color: var(--sea);
  animation-duration: 44s;
  animation-direction: reverse;
}

.fn-topcta {
  display: flex;
  justify-content: center;
  gap: 0.7rem;
  padding: 0.7rem 1rem;
  background: #102f2d;
}

.fn-mast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 4vw;
  background: rgba(246, 240, 230, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
}

.fn-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.fn-brand img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
}

.fn-brand strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

.fn-brand small {
  display: block;
  color: var(--mute);
  font-size: 0.78rem;
}

.fn-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
  font-size: 0.92rem;
}

.fn-nav a {
  text-decoration: none;
  color: var(--sea);
}

.fn-nav a:hover {
  color: var(--coral);
}

.fn-langs {
  display: flex;
  gap: 0.45rem;
  font-family: var(--cond);
  font-size: 1.05rem;
  letter-spacing: 0.08em;
}

.fn-langs a {
  text-decoration: none;
  padding: 0.15rem 0.4rem;
  border-radius: 999px;
}

.fn-langs a[aria-current="page"] {
  background: var(--sea);
  color: #fff;
}

.fn-crumbs {
  padding: 0.7rem 4vw 0;
  color: var(--mute);
  font-size: 0.88rem;
}

.fn-crumbs a {
  color: var(--sea);
}

.fn-hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.2rem;
  padding: 2.2rem 4vw 1.4rem;
  align-items: center;
}

.fn-kicker {
  margin: 0 0 0.6rem;
  font-family: var(--cond);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sea-2);
}

.fn-hero h1,
.fn-article h2,
.fn-block h2 {
  margin: 0 0 0.8rem;
  font-family: var(--serif);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 1.12;
}

.fn-hero h1 {
  font-size: clamp(2.1rem, 5vw, 4.1rem);
}

.fn-hero h1 em {
  font-style: italic;
  color: var(--sea);
}

.fn-lead {
  font-size: 1.12rem;
  max-width: 38rem;
}

.fn-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0;
  margin: 1.2rem 0 0;
  list-style: none;
}

.fn-meta li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.88rem;
}

.fn-lantern {
  position: relative;
  background: var(--sea);
  color: #f6f0e6;
  border-radius: 28px 28px 18px 18px;
  padding: 1.4rem 1.3rem 1.2rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.fn-lantern::before {
  content: "";
  position: absolute;
  width: 160%;
  height: 160%;
  left: -30%;
  top: -70%;
  background: conic-gradient(from 180deg, transparent 0 62%, rgba(201, 162, 39, 0.22) 70%, transparent 78%);
  animation: fn-beam 9s linear infinite;
}

.fn-lantern > * {
  position: relative;
  z-index: 1;
}

.fn-badge {
  display: inline-block;
  background: var(--coral);
  color: #fff;
  font-family: var(--cond);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.85rem;
}

.fn-lantern code {
  display: block;
  margin: 0.7rem 0 1rem;
  padding: 0.8rem 0.85rem;
  background: #082826;
  border-radius: 12px;
  font-family: var(--mono);
  font-size: clamp(0.78rem, 2.4vw, 0.95rem);
  word-break: break-all;
}

.fn-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.fn-btn {
  appearance: none;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.fn-btn--enter,
.fn-btn--pulse {
  background: var(--coral);
  color: #fff;
  box-shadow: 0 8px 0 var(--coral-2);
  animation: fn-pulse 1.8s ease-in-out infinite;
}

.fn-btn--join {
  background: var(--gold);
  color: #1c1404;
  box-shadow: 0 8px 0 #9c7c14;
}

.fn-btn--ghost {
  background: transparent;
  color: #f6f0e6;
  border: 1px solid rgba(246, 240, 230, 0.4);
}

.fn-btn--ink {
  background: var(--sea);
  color: #fff;
}

.fn-wave {
  display: block;
  width: 100%;
  height: 54px;
  color: var(--sea);
}

.fn-wrap {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.fn-article,
.fn-block {
  padding: 2.4rem 0 0.4rem;
}

.fn-article h2,
.fn-block h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
}

.fn-grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem;
}

.fn-prose p {
  margin: 0 0 1rem;
}

.fn-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.4rem 0 0;
}

.fn-step {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1rem;
}

.fn-step b {
  display: block;
  font-family: var(--cond);
  font-size: 1.4rem;
  color: var(--coral);
  letter-spacing: 0.08em;
}

.fn-stage {
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.fn-track {
  display: flex;
  transition: transform 0.5s ease;
}

.fn-slide {
  min-width: 100%;
  padding: 1.4rem 1.3rem;
}

.fn-slide h3 {
  margin: 0 0 0.5rem;
  font-family: var(--serif);
}

.fn-slide-nav {
  display: flex;
  justify-content: flex-end;
  gap: 0.45rem;
  padding: 0 1rem 1rem;
}

.fn-iconbtn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
  font-size: 1.1rem;
}

.fn-cards {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 0.4rem 0 1rem;
  -webkit-overflow-scrolling: touch;
}

.fn-cards article {
  min-width: min(280px, 84vw);
  scroll-snap-align: start;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.1rem;
}

.fn-cards h3 {
  margin: 0 0 0.4rem;
  font-family: var(--serif);
  font-size: 1.25rem;
}

.fn-faq details {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.85rem 1rem;
  margin: 0 0 0.7rem;
}

.fn-faq summary {
  cursor: pointer;
  font-weight: 700;
}

.fn-side {
  background: var(--sea);
  color: #f6f0e6;
  border-radius: 24px;
  padding: 1.3rem;
}

.fn-side h3 {
  margin-top: 0;
  font-family: var(--serif);
}

.fn-stars {
  color: var(--gold);
  letter-spacing: 0.12em;
}

.fn-foot {
  margin-top: 2.4rem;
  padding: 2rem 4vw 7.2rem;
  background: var(--sea);
  color: #e8efe9;
}

.fn-foot a {
  color: #f2d48a;
}

.fn-dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  display: flex;
  gap: 0.55rem;
  padding: 0.65rem 0.8rem calc(0.65rem + env(safe-area-inset-bottom));
  background: rgba(12, 61, 58, 0.96);
  box-shadow: 0 -10px 30px rgba(12, 61, 58, 0.25);
}

.fn-dock .fn-btn {
  flex: 1;
}

@media (max-width: 920px) {
  .fn-hero,
  .fn-grid2,
  .fn-steps {
    grid-template-columns: 1fr;
  }

  .fn-nav {
    display: none;
  }

  .fn-mast {
    padding: 0.75rem 4vw;
  }
}

@media (min-width: 921px) {
  .fn-dock {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fn-beam,
  .fn-ticker__rail,
  .fn-ribbon__rail,
  .fn-btn--pulse,
  .fn-track {
    animation: none;
    transition: none;
  }
}

@keyframes fn-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes fn-pulse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

@keyframes fn-beam {
  to { transform: rotate(360deg); }
}

@keyframes fn-drift {
  from { transform: translateY(0); }
  to { transform: translateY(18px); }
}