/* fly-trader.app — design tokens and components
   Language: square corners, 2px rules shared between panels, hard offset
   shadows, wide-tracked mono micro-labels above every number. Dark only. */

:root {
  --bg-base: #0b0a10;
  --bg-surface: #131119;
  --bg-elevated: #1b1825;
  --bg-overlay: #241f33;
  --border: #2b2540;
  --border-bright: #4a3f6b;

  --magenta: #ff2fb9;
  --magenta-dim: #b8218a;
  --magenta-glow: rgba(255, 47, 185, 0.12);
  --magenta-shadow: rgba(255, 47, 185, 0.3);
  --violet: #8b5cf6;
  --violet-dim: #6d44c9;
  --violet-shadow: rgba(139, 92, 246, 0.3);
  --lime: #b6ff3b;
  --red: #ff4d6d;
  --amber: #ffb020;

  --text-primary: #f3eefc;
  --text-secondary: #a99cc7;
  --text-muted: #5e5478;
  --text-mono: #d9c8f5;

  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, Consolas, monospace;

  --rule: 2px;
  --shell: 1400px;
  --nav-h: 64px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* faint fixed grid, like a lab bench */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(var(--violet) 1px, transparent 1px),
    linear-gradient(90deg, var(--violet) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.03;
}

a {
  color: var(--magenta);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

img,
video {
  max-width: 100%;
  display: block;
}

.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding-inline: 16px;
}
@media (min-width: 768px) {
  .shell {
    padding-inline: 24px;
  }
}

/* ---------- type ---------- */

.display {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 0.9;
}

.hero-title {
  font-size: clamp(2rem, calc((100vw - 2rem) / 9.5), 5.5rem);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1;
  font-size: clamp(1.75rem, 5vw, 3rem);
  margin: 0 0 8px;
}

.page-title {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1;
  font-size: clamp(1.5rem, 6vw, 2.5rem);
  margin: 0 0 12px;
}

.micro {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.micro.accent {
  color: var(--magenta);
}

.mono {
  font-family: var(--font-mono);
  color: var(--text-mono);
}

.lede {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 62ch;
  margin: 0 0 24px;
}

p {
  margin: 0 0 1em;
}

.prose p {
  color: var(--text-secondary);
  max-width: 68ch;
}
.prose strong {
  color: var(--text-primary);
  font-weight: 600;
}
.prose em {
  color: var(--text-mono);
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 0.9375em;
}

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-base);
  border-bottom: var(--rule) solid var(--border);
}

.nav-inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  text-transform: lowercase;
  color: var(--text-primary);
  white-space: nowrap;
}
.logo:hover {
  text-decoration: none;
}
.logo span {
  color: var(--magenta);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  padding: 8px 10px;
}
.nav-links a::before {
  content: "[";
  color: var(--text-muted);
}
.nav-links a::after {
  content: "]";
  color: var(--text-muted);
}
.nav-links a:hover {
  color: var(--magenta);
  text-decoration: none;
}
.nav-links a:hover::before,
.nav-links a:hover::after {
  color: var(--magenta-dim);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-link {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: var(--rule) solid var(--border);
  color: var(--text-secondary);
}
.icon-link:hover {
  color: var(--magenta);
  border-color: var(--border-bright);
  text-decoration: none;
}
.icon-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.burger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: none;
  border: var(--rule) solid var(--border);
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
}
.burger svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.mobile-menu {
  border-top: var(--rule) solid var(--border);
  background: var(--bg-surface);
}
.mobile-menu ul {
  list-style: none;
  margin: 0;
  padding: 8px 16px 16px;
}
.mobile-menu a {
  display: block;
  padding: 12px 0;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.mobile-menu a::before {
  content: "[ ";
  color: var(--text-muted);
}
.mobile-menu a::after {
  content: " ]";
  color: var(--text-muted);
}

@media (min-width: 900px) {
  .nav-links {
    display: flex;
  }
  .burger,
  .mobile-menu {
    display: none !important;
  }
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  isolation: isolate;
  min-height: calc(100svh - var(--nav-h));
  display: flex;
  align-items: center;
  border-bottom: var(--rule) solid var(--border);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-media video,
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-media img {
  object-fit: contain;
  object-position: center;
  padding: 24px;
}
.hero-media .hero-poster {
  display: none;
}

.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(11, 10, 16, 0.7) 0%, rgba(11, 10, 16, 0.35) 40%, rgba(11, 10, 16, 0) 75%),
    linear-gradient(180deg, rgba(11, 10, 16, 0) 0%, rgba(11, 10, 16, 0) 70%, rgba(11, 10, 16, 0.7) 100%);
}

.hero-content {
  padding-block: 64px;
  max-width: 900px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: var(--rule) solid var(--border);
  background: var(--bg-surface);
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.dot {
  width: 8px;
  height: 8px;
  background: var(--lime);
  box-shadow: 0 0 0 0 rgba(182, 255, 59, 0.6);
  animation: pulse 2s infinite;
}

.headline {
  position: relative;
  min-height: calc(3 * 0.9em);
  margin: 0 0 24px;
}
.headline .passage {
  position: absolute;
  inset: 0;
  display: block;
  opacity: 0;
  pointer-events: none;
}
.headline .passage.is-active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
  animation: hero-slide-in 600ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.headline .passage.is-leaving {
  opacity: 1;
  animation: hero-slide-out 600ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.headline .line {
  display: block;
  text-shadow: 0 2px 24px rgba(11, 10, 16, 0.8);
}
.headline .line.accent {
  color: var(--magenta);
}

.tagline {
  font-family: var(--font-display);
  font-weight: 500;
  font-style: italic;
  color: var(--text-secondary);
  font-size: clamp(1rem, 2.4vw, 1.5rem);
  margin: 0 0 32px;
  max-width: 40ch;
}

/* joined button row: one shared border, no gaps */
.btn-row {
  display: flex;
  flex-direction: column;
  border: var(--rule) solid var(--border-bright);
  width: max-content;
  max-width: 100%;
}
.btn-row .btn {
  border: 0;
  border-top: var(--rule) solid var(--border-bright);
}
.btn-row .btn:first-child {
  border-top: 0;
}
@media (min-width: 640px) {
  .btn-row {
    flex-direction: row;
  }
  .btn-row .btn {
    border-top: 0;
    border-left: var(--rule) solid var(--border-bright);
  }
  .btn-row .btn:first-child {
    border-left: 0;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  background: var(--bg-surface);
  border: var(--rule) solid var(--border-bright);
  cursor: pointer;
  white-space: nowrap;
  transition: background 120ms, color 120ms;
}
.btn:hover {
  text-decoration: none;
  background: var(--bg-overlay);
}
.btn.primary {
  background: var(--magenta);
  color: #14020d;
  font-weight: 600;
}
.btn.primary:hover {
  background: #ff5cc8;
}
.btn.violet {
  background: var(--violet);
  color: #0e0620;
  font-weight: 600;
}
.btn.violet:hover {
  background: #a27dff;
}
.btn[aria-disabled="true"],
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}
.btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.hard-shadow {
  box-shadow: 6px 6px 0 0 var(--magenta-shadow);
}
.hard-shadow-violet {
  box-shadow: 6px 6px 0 0 var(--violet-shadow);
}

/* ---------- sections ---------- */

.section {
  padding-block: 80px;
  border-bottom: var(--rule) solid var(--border);
  position: relative;
  z-index: 1;
}
@media (max-width: 640px) {
  .section {
    padding-block: 56px;
  }
}

.section-head {
  margin-bottom: 40px;
}
.section-head .micro {
  display: block;
  margin-bottom: 12px;
}

.sub {
  margin-top: 56px;
}
.sub-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.375rem;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

/* stat grid: panels share borders */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: var(--rule) solid var(--border);
  background: var(--border);
  gap: var(--rule);
  margin-block: 24px 32px;
}
@media (min-width: 900px) {
  .stat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
.stat {
  background: var(--bg-surface);
  padding: 20px;
  min-width: 0;
}
.stat .micro {
  display: block;
  margin-bottom: 10px;
}
.stat .value {
  font-family: var(--font-mono);
  font-size: clamp(1.375rem, 2.6vw, 2rem);
  font-weight: 500;
  color: var(--magenta);
  line-height: 1.1;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
}
.stat .value.violet {
  color: var(--violet);
}
.stat .value.lime {
  color: var(--lime);
}
.stat .note {
  margin: 8px 0 0;
  color: var(--text-muted);
  font-size: 0.8125rem;
  line-height: 1.4;
}

/* two-column text + panel */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 900px) {
  .split {
    grid-template-columns: 3fr 2fr;
    gap: 48px;
  }
}

.panel {
  border: var(--rule) solid var(--border);
  background: var(--bg-surface);
  padding: 24px;
}
.panel .micro {
  display: block;
  margin-bottom: 12px;
}
.panel h4 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin: 0 0 12px;
}
.panel p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}
.panel p:last-child {
  margin-bottom: 0;
}

.notice {
  border: var(--rule) solid var(--amber);
  background: rgba(255, 176, 32, 0.06);
  padding: 20px 24px;
}
.notice .micro {
  color: var(--amber);
  display: block;
  margin-bottom: 10px;
}
.notice p {
  color: var(--text-secondary);
  margin: 0;
}
.notice.danger {
  border-color: var(--red);
  background: rgba(255, 77, 109, 0.06);
}
.notice.danger .micro {
  color: var(--red);
}

/* card list: shared borders */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--rule);
  border: var(--rule) solid var(--border);
  background: var(--border);
}
@media (min-width: 700px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1100px) {
  .cards.three {
    grid-template-columns: repeat(3, 1fr);
  }
}
.card {
  background: var(--bg-surface);
  padding: 24px;
  min-width: 0;
}
.card .num {
  font-family: var(--font-mono);
  color: var(--magenta);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  margin-bottom: 12px;
  display: block;
}
.card h4 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin: 0 0 10px;
}
.card p,
.card li {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}
.card ul {
  margin: 0;
  padding-left: 18px;
}
.card li {
  margin-bottom: 6px;
}
.card p:last-child {
  margin-bottom: 0;
}

/* pipeline strip */
.pipeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--rule);
  border: var(--rule) solid var(--border);
  background: var(--border);
  margin-block: 24px;
}
@media (min-width: 900px) {
  .pipeline {
    grid-template-columns: repeat(5, 1fr);
  }
}
.step {
  background: var(--bg-elevated);
  padding: 18px;
  min-width: 0;
}
.step .micro {
  display: block;
  margin-bottom: 8px;
  color: var(--violet);
}
.step strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  margin-bottom: 6px;
}
.step p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ---------- token panel ---------- */

.token-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 900px) {
  .token-grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}

.kv {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--rule) solid var(--border);
  background: var(--border);
  gap: var(--rule);
}
@media (min-width: 560px) {
  .kv {
    grid-template-columns: 1fr 1fr;
  }
}
.kv > div {
  background: var(--bg-surface);
  padding: 18px 20px;
  min-width: 0;
}
.kv .micro {
  display: block;
  margin-bottom: 8px;
}
.kv .v {
  font-family: var(--font-mono);
  color: var(--text-mono);
  font-size: 1.125rem;
  overflow-wrap: anywhere;
}
.kv .v.accent {
  color: var(--magenta);
}
.kv .wide {
  grid-column: 1 / -1;
}

.ca-row {
  display: flex;
  gap: var(--rule);
  align-items: stretch;
  border: var(--rule) solid var(--border-bright);
  background: var(--border-bright);
}
.ca-row code {
  flex: 1;
  min-width: 0;
  background: var(--bg-base);
  padding: 12px 14px;
  font-family: var(--font-mono);
  color: var(--text-mono);
  font-size: 0.9375rem;
  overflow-x: auto;
  white-space: nowrap;
}
.ca-row .btn {
  border: 0;
  padding-inline: 16px;
}

.coming-soon {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  font-size: clamp(1.75rem, 5vw, 3rem);
  color: var(--lime);
  line-height: 1;
  margin: 0 0 12px;
}

/* ---------- get started ---------- */

.steps {
  counter-reset: step;
  list-style: none;
  margin: 0;
  padding: 0;
  border: var(--rule) solid var(--border);
  background: var(--border);
  display: grid;
  gap: var(--rule);
}
.steps li {
  background: var(--bg-surface);
  padding: 20px 24px;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  min-width: 0;
}
.steps li > div {
  min-width: 0;
}
.steps li::before {
  counter-increment: step;
  content: "0" counter(step);
  font-family: var(--font-mono);
  color: var(--magenta);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  padding-top: 4px;
}
.steps h4 {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  margin: 0 0 6px;
}
.steps p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin: 0 0 10px;
}
.steps p:last-child {
  margin-bottom: 0;
}

pre {
  margin: 0 0 10px;
  background: var(--bg-base);
  border: var(--rule) solid var(--border);
  padding: 12px 14px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-mono);
  max-width: 100%;
}
pre:last-child {
  margin-bottom: 0;
}
code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--text-mono);
}
p code,
li code {
  background: var(--bg-elevated);
  padding: 1px 5px;
}

.req-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--rule);
  border: var(--rule) solid var(--border);
  background: var(--border);
}
@media (min-width: 700px) {
  .req-list {
    grid-template-columns: repeat(3, 1fr);
  }
}
.req-list li {
  background: var(--bg-surface);
  padding: 16px 18px;
  min-width: 0;
}
.req-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  margin-bottom: 4px;
}
.req-list span {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ---------- footer ---------- */

.footer {
  padding-block: 48px 32px;
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
@media (min-width: 900px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}
.footer h5 {
  margin: 0 0 12px;
}
.footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer li {
  margin-bottom: 8px;
}
.footer li a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}
.footer li a:hover {
  color: var(--magenta);
}
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.875rem;
  max-width: 36ch;
  margin-top: 12px;
}
.footer-bottom {
  border-top: var(--rule) solid var(--border);
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
}
.footer-bottom a {
  color: var(--text-secondary);
}

/* ---------- legal pages ---------- */

.legal {
  max-width: 760px;
  padding-block: 64px 96px;
  position: relative;
  z-index: 1;
}
.legal .micro {
  display: block;
  margin-bottom: 16px;
}
.legal .intro {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  margin-bottom: 40px;
}
.clause {
  border-top: var(--rule) solid var(--border);
  padding-block: 28px;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
}
.clause .n {
  font-family: var(--font-mono);
  color: var(--magenta);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  padding-top: 5px;
}
.clause h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.clause p,
.clause li {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}
.clause ul {
  padding-left: 18px;
  margin: 0 0 1em;
}
.clause p:last-child,
.clause ul:last-child {
  margin-bottom: 0;
}
.legal .notice {
  margin-bottom: 32px;
}

/* ---------- utilities ---------- */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mt-24 {
  margin-top: 24px;
}
.mt-32 {
  margin-top: 32px;
}
.mb-0 {
  margin-bottom: 0;
}

/* ---------- animations ---------- */

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(182, 255, 59, 0.6);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(182, 255, 59, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(182, 255, 59, 0);
  }
}

/* CSS animations, not transitions: a transition would slide the outgoing
   passage back in from the wrong side when it is re-shown later. */
@keyframes hero-slide-in {
  from {
    opacity: 0;
    transform: translateX(-24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes hero-slide-out {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(24px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .dot {
    animation: none;
  }
  .headline .passage.is-active,
  .headline .passage.is-leaving {
    animation: none;
  }
  .hero-media video {
    display: none;
  }
  .hero-media .hero-poster {
    display: block;
  }
}

/* JS flags the body when the video cannot play; show the still instead */
body.no-video .hero-media video {
  display: none;
}
body.no-video .hero-media .hero-poster {
  display: block;
}