/* =========================================================
   TCR COIN — Design Tokens
   ========================================================= */
:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-bg-soft: #f7f5ef;
  --color-text: #000000;
  --color-text-soft: #1a1a1a;
  --color-muted: #555555;
  --color-line: rgba(0, 0, 0, 0.12);
  --color-accent: #000000;
  --color-accent-contrast: #ffffff;
  --color-overlay: rgba(255, 255, 255, 0.55);
  --color-card: #ffffff;
  --color-chip: #f1eee5;

  /* Typography */
  --font-base: 'Syne', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  --fs-display: clamp(56px, 7vw, 96px);
  --fs-h1: clamp(40px, 5vw, 76px);
  --fs-h2: clamp(28px, 3vw, 40px);
  --fs-h3: clamp(20px, 2vw, 24px);
  --fs-body: clamp(15px, 1.2vw, 20px);
  --fs-small: clamp(13px, 1vw, 16px);

  /* Spacing — 4px grid */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  --sp-8: 64px;
  --sp-9: 96px;
  --sp-10: 128px;

  /* Radius */
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 24px;
  --r-full: 999px;

  /* Layout */
  --container: 1280px;
  --container-wide: 1440px;
  --header-h: 136px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 160ms;
  --t-base: 280ms;
}

/* =========================================================
   Reset
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-base);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
ul { list-style: none; }
input { font: inherit; }

/* =========================================================
   Layout helpers
   ========================================================= */
.container {
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 64px);
}


/* =========================================================
   Header
   ========================================================= */
.header {
  --header-progress: 0;
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(255, 255, 255, calc(0.65 * var(--header-progress)));
  border-bottom: 1px solid rgba(0, 0, 0, calc(0.12 * var(--header-progress)));
  backdrop-filter: saturate(calc(100% + 80% * var(--header-progress))) blur(calc(14px * var(--header-progress)));
  -webkit-backdrop-filter: saturate(calc(100% + 80% * var(--header-progress))) blur(calc(14px * var(--header-progress)));
}

.header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--sp-6);
  padding-block: 24px;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 64px);
}

.header__logo { justify-self: start; }
.header__logo img { height: 88px; width: auto; }

.header__nav {
  justify-self: center;
  display: contents; /* let menu and cta participate directly in grid */
}

.header__menu {
  grid-column: 2;
  justify-self: start;        /* anchor to left edge of center column */
  margin-left: -120px;        /* shift items toward the logo */
  display: flex;
  align-items: center;
  gap: var(--sp-7);
}

.header__menu-link {
  font-weight: var(--fw-medium);
  font-size: 24px;
  position: relative;
  padding: 8px 0;
  transition: opacity var(--t-fast) var(--ease);
}
.header__menu-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: currentColor;
  transition: width var(--t-base) var(--ease);
}
.header__menu-link:hover::after { width: 100%; }

.header__cta {
  justify-self: end;
  grid-column: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 245px;
  height: 60px;
  padding: 0 24px;
  background: #FFFFFF4F;
  color: var(--color-text);
  border: 0;
  border-radius: 0;
  font-weight: var(--fw-medium);
  border-radius: 8px;
  transition: background-color var(--t-base) var(--ease), transform var(--t-base) var(--ease);
}
.header__cta:hover {
  background: rgba(255, 255, 255, 0.75);
  transform: translateY(-1px);
}

.header__hamburger {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  border-radius: var(--r-sm);
}
.header__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--t-base) var(--ease), opacity var(--t-fast) var(--ease);
}
.header__hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.header__hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.header__hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + var(--sp-7));
  padding-bottom: 0;
  overflow: hidden;
  isolation: isolate;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  z-index: -2;
  pointer-events: none;
  user-select: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 60%, rgba(255,255,255,0.85) 100%);
  z-index: -1;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 900px;
  padding-top: 80px;
  padding-inline: clamp(20px, 4vw, 64px);
}

.hero__badge {
  position: absolute;
  left: clamp(16px, 12vw, 200px);
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 113px;
  min-height: 44px;
  padding: 10px 26px;
  background: #E9B47A;
  color: #fff;
  border-radius: var(--r-full);
  font-size: 18px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  margin: 0;
  white-space: nowrap;
  z-index: 1;
}

@media (max-width: 767px) {
  .hero__badge {
    min-width: 88px;
    min-height: 30px;
    padding: 6px 14px;
    font-size: 14px;
    /* Mobile: sit just below the header, half-left so it doesn't overlap title */
    left: 50%;
    transform: translateX(-50%);
    top: calc(var(--header-h) + 36px);
    /* transform: none; */
  }
}

.hero__title {
  font-size: var(--fs-display);
  font-weight: var(--fw-bold);
  line-height: 0.88;
  letter-spacing: -0.02em;
  margin-bottom: 0;
}
.hero__title-text {
  display: inline-block;
  /* transform: scaleY(0.95); */
  transform-origin: center;
}

.hero__title-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(200px, 55vw, 323px);
  aspect-ratio: 323 / 122;
  margin-top: 0.1em;
  background: url("images/Box.png") no-repeat center / 100% 100%;
  line-height: 1;
}

.hero__desc {
  font-size: var(--fs-body);
  color: rgba(0, 0, 0, 0.63); /* #000000A1 */
  max-width: 372px;
  margin: 52px 0 0;
  line-height: 1.7;
}

/* =========================================================
   Ecosystem section
   ========================================================= */
.ecosystem {
  position: relative;
  padding: var(--sp-9) 0;
  background: var(--color-bg);
}

.ecosystem .container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-7);
}

.ecosystem__video {
  width: 100%;
  max-width: 1256px;
  height: auto;
  object-fit: contain;
  border-radius: var(--r-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

/* Hide nodes marked with the `hidden` attribute regardless of custom display */
[hidden] { display: none !important; }

/* Static flowchart — accessibility fallback when video is unavailable */
.flowchart {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto auto auto;
  gap: var(--sp-5);
  padding: var(--sp-7);
  background: var(--color-bg-soft);
  border-radius: var(--r-lg);
  position: relative;
}

.flowchart__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-3);
}

.flowchart__node--regulations { grid-column: 1 / span 3; grid-row: 1; }
.flowchart__node--holders     { grid-column: 5 / span 3; grid-row: 1; }
.flowchart__node--nasdq       { grid-column: 9 / span 4; grid-row: 1; align-self: start; padding-top: 20px; }
.flowchart__node--trust       { grid-column: 9 / span 4; grid-row: 1; align-self: end; }
.flowchart__node--burn        { grid-column: 5 / span 3; grid-row: 2; }

.flowchart__label {
  font-size: 18px;
  font-weight: var(--fw-bold);
  line-height: 1.3;
}
.flowchart__label small { font-weight: var(--fw-regular); font-size: 14px; opacity: 0.7; }

.flowchart__circle {
  width: 155px;
  height: 149px;
  border-radius: 50%;
  border: 2px solid var(--color-text);
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-3);
  gap: 4px;
  font-weight: var(--fw-bold);
  line-height: 1.2;
}
.flowchart__circle img { height: 28px; width: auto; }
.flowchart__circle--solid { background: #fff7d8; }
.flowchart__circle small { font-weight: var(--fw-regular); font-size: 12px; opacity: 0.7; }

.flowchart__ecosystem {
  grid-column: 1 / -1;
  grid-row: 3;
  background: #fff;
  border-radius: var(--r-md);
  padding: var(--sp-6);
}
.flowchart__ecosystem-title {
  font-size: 22px;
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-5);
}
.flowchart__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-3);
}
.flowchart__chip {
  background: var(--color-chip);
  border-radius: var(--r-sm);
  padding: 14px 16px;
  text-align: center;
  font-weight: var(--fw-bold);
  font-size: 14px;
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
  will-change: transform;
}
.flowchart__chip:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.08);
}

/* =========================================================
   Tokenomics section
   ========================================================= */
.tokenomics {
  padding: 0;
  background: var(--color-bg);
}

.tokenomics__head {
  position: relative;
  top: clamp(16px, 4vw, 50px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: var(--sp-4);
}
.tokenomics__mark {
  max-height: 104px;
  width: auto;
  height: auto;
  max-width: 100%;
  object-fit: contain;
}
.tokenomics__title {
  font-size: var(--fs-h1);
  font-weight: var(--fw-regular);
  line-height: 1.1;
}

.tokenomics__body {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(0, 666px) minmax(220px, 1fr);
  gap: var(--sp-7);
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-7);
}

.tokenomics__intro { display: flex; flex-direction: column; gap: var(--sp-4); }
.tokenomics__kicker { font-weight: var(--fw-semibold); font-size: clamp(18px, 2vw, 24px); letter-spacing: 0.04em; }
.tokenomics__sub { font-size: clamp(15px, 1.6vw, 20px); line-height: 1.6; color: var(--color-muted); }

.tokenomics__supply {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: var(--sp-5);
  border-top: 1px solid var(--color-line);
  margin-top: var(--sp-4);
}
.tokenomics__supply span { font-size: clamp(18px, 2vw, 24px); letter-spacing: 0.08em; font-weight: var(--fw-semibold); }
.tokenomics__supply strong { font-size: clamp(26px, 3.2vw, 40px); font-weight: var(--fw-bold); line-height: 1.1; }
.tokenomics__supply em { font-style: normal; font-weight: var(--fw-bold); font-size: clamp(26px, 3.2vw, 40px); }

.tokenomics__chart {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 666px;
  margin-inline: auto;
}
.tokenomics__video {
  width: 100%;
  max-width: 666px;
  height: auto;
  object-fit: contain;
  display: block;
  pointer-events: none;
}

.tokenomics__legend { display: flex; flex-direction: column; gap: var(--sp-4); }

.legend__row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--sp-3) 0;
  /* border-bottom: 1px solid var(--color-line); */
}
.legend__row strong { font-size: clamp(15px, 1.6vw, 20px); font-weight: var(--fw-bold); opacity: 1; }
.legend__row span { font-size: clamp(22px, 2.6vw, 32px); font-weight: var(--fw-bold); }
.legend__row em { font-style: normal; font-size: clamp(15px, 1.6vw, 20px); font-weight: var(--fw-bold); opacity: 1; }

.tokenomics__bottom {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin-bottom: var(--sp-7);
  padding-top: var(--sp-6);
  /* border-top: 1px solid var(--color-line); */
}
.legend__row--inline { padding: 0; border-bottom: 0; }

.tokenomics__features {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5) var(--sp-7);
  padding-top: var(--sp-6);
}
.feature--lead { flex: 0 0 auto; }
.feature__title { font-weight: var(--fw-bold); font-size: clamp(18px, 2vw, 24px); line-height: 1.3; color: #000; }
.feature__desc { font-size: clamp(14px, 1.6vw, 20px); color: rgba(0, 0, 0, 0.55); margin-top: 4px; }

.feature__steps {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-5) var(--sp-6);
}

.feature__step {
  font-weight: var(--fw-semibold);
  font-size: clamp(14px, 1.6vw, 20px);
  line-height: 1.3;
  color: rgba(0, 0, 0, 0.63); /* #000000A1 */
  text-align: left;
  white-space: nowrap;
  transition: opacity var(--t-base) var(--ease);
}
.feature__step:hover { opacity: 0.7; }

.feature__arrow {
  width: clamp(28px, 4vw, 55px);
  height: auto;
  opacity: 1;
  flex: 0 0 auto;
}

/* =========================================================
   Mission section
   ========================================================= */
.mission {
  position: relative;
  padding: var(--sp-9) 0;
  background: transparent;
}

.mission__title {
  font-size: var(--fs-h1);
  font-weight: var(--fw-regular);
  line-height: 1.15;
  letter-spacing: -0.01em;
  max-width: 900px;
  margin-bottom: var(--sp-8);
}

.mission__grid {
  display: grid;
  /* Custom asymmetric gaps: 162px between col1↔col2, 129px between col2↔col3 */
  grid-template-columns: 1fr 162px 1fr 129px 1fr;
  grid-auto-rows: auto;
  column-gap: 0;
  row-gap: var(--sp-7);
}

.mission__intro {
  grid-column: 1 / 2;
  grid-row: 1 / span 2;
  font-size: 20px;
  line-height: 1.7;
  color: rgba(0, 0, 0, 0.63); /* #000000A1 */
}

.mission__card { display: flex; flex-direction: column; gap: var(--sp-6); }
.mission__card-title {
  font-size: 24px;
  font-weight: var(--fw-semibold);
  color: rgba(0, 0, 0, 0.63);
}
.mission__card p {
  font-size: 20px;
  line-height: 1.7;
  color: rgba(0, 0, 0, 0.63);
}

/* Place cards into columns 3 and 5 (skipping spacer columns 2 and 4) */
.mission__card:nth-of-type(1) { grid-column: 3; grid-row: 1; }
.mission__card:nth-of-type(2) { grid-column: 5; grid-row: 1; }
.mission__card:nth-of-type(3) { grid-column: 3; grid-row: 2; }
.mission__card:nth-of-type(4) { grid-column: 5; grid-row: 2; }

/* =========================================================
   Bottom zone — shared wave background spanning mission + footer
   ========================================================= */
.bottom-zone {
  position: relative;
  isolation: isolate;
}
.bottom-zone__bg {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: auto;
  /* Image native ratio 1918:671 ≈ 2.86. Cap height so wave isn't oversized */
  max-height: clamp(360px, 38vw, 700px);
  object-fit: cover;
  object-position: bottom;
  z-index: -1;
  pointer-events: none;
  user-select: none;
}

/* =========================================================
   Footer
   ========================================================= */
.footer {
  position: relative;
  padding: var(--sp-9) 0 clamp(56px, 9vw, 128px);
  color: var(--color-text);
  background: transparent;
  border-top: 2px solid #00000026;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
  align-items: start;
}

.footer__brand { display: flex; flex-direction: column; gap: var(--sp-5); }
.footer__logo { height: 60px; width: auto; align-self: flex-start; }
.footer__tag {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(0, 0, 0, 0.85);
}

.footer__socials {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-2);
}
.footer__social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(214, 162, 96, 0.18);
  color: rgba(174, 119, 60, 0.95);
  transition: background-color var(--t-base) var(--ease), transform var(--t-base) var(--ease), color var(--t-base) var(--ease);
  will-change: transform;
}
.footer__social svg { width: 20px; height: 20px; }
.footer__social:hover {
  background: rgba(214, 162, 96, 0.35);
  color: #7a4a18;
  transform: translateY(-2px);
}

/* Newsletter */
.newsletter { display: flex; flex-direction: column; gap: var(--sp-4); justify-self: end; width: 100%; max-width: 480px; }
.newsletter__title { font-size: 22px; font-weight: var(--fw-semibold); color: #000; }
.newsletter__field { display: flex; flex-direction: column; gap: var(--sp-3); }
.newsletter__label { font-size: 14px; color: rgba(0, 0, 0, 0.7); font-weight: var(--fw-medium); }

.newsletter__input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  gap: 32px;
  /* background: rgba(255, 255, 255, 0.55); */
  /* border: 1px solid rgba(214, 162, 96, 0.4); */
  border-radius: var(--r-full);
  /* padding: 6px 6px 6px 24px; */
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
/* .newsletter__input-wrap:focus-within {
  border-color: rgba(174, 119, 60, 0.8);
  background: rgba(255, 255, 255, 0.75);
} */
.newsletter__input-wrap input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: 0;
  min-height: 46px;
  font-size: 16px;
  color: #000000A1;
  background: #E9AC6C1F;
  border-radius: 8px;
  padding: 0 26px;
}
.newsletter__input-wrap input::placeholder { color: rgba(0, 0, 0, 0.4); }
.newsletter__submit {
  background: #E9AC6C;
  color: #fff;
  border-radius: 8px;
  padding: 10px 26px;
  min-height: 44px;
  font-weight: var(--fw-semibold);
  font-size: 16px;
  cursor: pointer;
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}
.newsletter__submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(174, 119, 60, 0.3);
}
.newsletter__submit:active { transform: translateY(0); }


/* =========================================================
   Responsive — Tablet (768–1199px)
   ========================================================= */
@media (max-width: 1199px) {
  :root { --header-h: 112px; }
  .header__logo img { height: 64px; }
  .header__menu { margin-left: -60px; }
  .header__menu-link { font-size: 20px; }
  .header__cta { width: 200px; height: 52px; }

  .tokenomics__body {
    grid-template-columns: 1fr 1.2fr;
    grid-template-rows: auto auto;
  }
  .tokenomics__intro  { grid-column: 1; grid-row: 1; }
  .tokenomics__chart  { grid-column: 2; grid-row: 1 / span 2; }
  .tokenomics__legend { grid-column: 1; grid-row: 2; }

  .tokenomics__bottom { grid-template-columns: repeat(3, 1fr); }

  .flowchart__node--nasdq { grid-column: 9 / span 4; padding-top: 0; }
  .flowchart__node--trust { grid-column: 9 / span 4; }

  .mission__grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: var(--sp-7);
    row-gap: var(--sp-6);
  }
  .mission__intro {
    grid-column: 1 / -1;
    grid-row: auto;
    max-width: 720px;
  }
  .mission__card:nth-of-type(1) { grid-column: 1; grid-row: auto; }
  .mission__card:nth-of-type(2) { grid-column: 2; grid-row: auto; }
  .mission__card:nth-of-type(3) { grid-column: 1; grid-row: auto; }
  .mission__card:nth-of-type(4) { grid-column: 2; grid-row: auto; }

  .footer__inner { gap: var(--sp-6); }
}

/* =========================================================
   Responsive — Mobile (≤767px)
   ========================================================= */
@media (max-width: 991px) {
  :root { --header-h: 80px; }

  /* Header — hamburger */
  .header__inner { grid-template-columns: auto 1fr auto; padding-block: 16px; }
  .header__logo img { height: 48px; }
  .header__hamburger { display: flex; justify-self: end; grid-column: 3; }

  .header__nav {
    display: flex;
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: var(--sp-5);
    background: #fff;
    padding: var(--sp-6) clamp(20px, 4vw, 64px) var(--sp-7);
    border-bottom: 1px solid var(--color-line);
    /* Slide fully above viewport: own height + header offset */
    transform: translateY(calc(-100% - var(--header-h)));
    transition: transform var(--t-base) var(--ease), visibility 0s linear var(--t-base);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
    grid-column: auto;
    justify-self: auto;
    visibility: hidden;
  }
  .header__nav[data-open="true"] {
    transform: translateY(0);
    visibility: visible;
    transition: transform var(--t-base) var(--ease), visibility 0s;
  }

  /* When menu is open, force header to solid white (override scroll-progress vars) */
  .header:has(.header__nav[data-open="true"]) {
    background: #fff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-bottom-color: var(--color-line);
    transition: background-color var(--t-base) var(--ease);
  }

  .header__menu {
    grid-column: auto;
    justify-self: stretch;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: var(--sp-3);
  }
  .header__menu-link { font-size: 18px; padding: 12px 0; }
  .header__cta {
    grid-column: auto;
    justify-self: stretch;
    width: 100%;
    height: 52px;
    background: rgba(255, 255, 255, 0.85);
  }

  /* Hero */
  .hero { min-height: auto; padding-top: calc(var(--header-h) + var(--sp-7)); padding-bottom: 0; }
  .hero__title { font-size: clamp(48px, 14vw, 72px); }

  /* Ecosystem */
  .ecosystem { padding: var(--sp-7) 0; }
  .flowchart { grid-template-columns: 1fr; padding: var(--sp-5); }
  .flowchart__node,
  .flowchart__node--regulations,
  .flowchart__node--holders,
  .flowchart__node--nasdq,
  .flowchart__node--trust,
  .flowchart__node--burn {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
    padding-top: 0;
  }
  .flowchart__grid { grid-template-columns: repeat(2, 1fr); }

  /* Tokenomics */
  .tokenomics { padding: 0; }
  .tokenomics__head { flex-direction: column; align-items: flex-start; gap: var(--sp-3); }
  .tokenomics__body {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }
  .tokenomics__intro  { grid-column: 1; grid-row: 1; }
  .tokenomics__chart  { grid-column: 1; grid-row: 2; }
  .tokenomics__legend { grid-column: 1; grid-row: 3; }

  .tokenomics__bottom { grid-template-columns: 1fr; gap: 0; }
  .tokenomics__bottom .legend__row--inline { padding: var(--sp-3) 0; border-bottom: 1px solid var(--color-line); }
  .tokenomics__bottom .legend__row--inline:last-child { border-bottom: 0; }

  .tokenomics__features {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
    gap: var(--sp-5);
  }
  .feature--lead { text-align: center; }
  .feature__steps {
    flex-direction: column;
    align-items: center;
    gap: var(--sp-3);
    flex-wrap: nowrap;
  }
  .feature__step {
    white-space: normal;
    text-align: center;
  }
  .feature__arrow {
    transform: rotate(90deg);
    width: 32px;
  }

  /* Mission */
  .mission { padding: var(--sp-7) 0; }
  .mission__grid {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: var(--sp-6);
  }
  .mission__intro,
  .mission__card:nth-of-type(1),
  .mission__card:nth-of-type(2),
  .mission__card:nth-of-type(3),
  .mission__card:nth-of-type(4) { grid-column: 1; grid-row: auto; }

  /* Footer */
  .footer { padding: var(--sp-7) 0 clamp(56px, 9vw, 128px); }
  .footer__inner { grid-template-columns: 1fr; gap: var(--sp-6); }
  .newsletter { justify-self: stretch; max-width: none; }
}

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}