/* ============ reset ============ */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, h4, p, ul, ol, li, figure, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg, video { max-width: 100%; display: block; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }

/* ============ tokens ============ */
:root {
  --bm-base: #0A1024;
  --bm-panel: #131C3A;
  --bm-raised: #1E2A52;
  --bm-lime: #C8FF4D;
  --bm-orange: #FF6A2B;
  --bm-red-a: #FF4D63;
  --bm-red-b: #B3153C;
  --bm-silver: #9AA6BE;
  --bm-paper: #E9EDF6;
  --bm-blue: #3F7DFF;
  --bm-light: #F5F7FB;

  --bm-line: rgba(154, 166, 190, 0.26);
  --bm-line-strong: rgba(154, 166, 190, 0.48);

  --bm-font-title: "Barlow Condensed", "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --bm-font-body: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --bm-font-mono: "JetBrains Mono", "Source Han Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  --bm-rail-w: 244px;
  --bm-topbar-h: 40px;
  --bm-gap: 8px;
  --bm-radius: 0;

  --bm-shadow-none: none;
}

/* ============ base ============ */
html { -webkit-text-size-adjust: 100%; }
body {
  background-color: var(--bm-base);
  background-image:
    linear-gradient(rgba(154,166,190,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(154,166,190,0.055) 1px, transparent 1px);
  background-size: 64px 64px, 64px 64px;
  color: var(--bm-paper);
  font-family: var(--bm-font-body);
  font-size: 16px;
  line-height: 1.85;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--bm-font-title);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.01em;
  text-transform: none;
}
h1 { font-size: clamp(2.6rem, 7vw, 5.2rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: clamp(1.35rem, 2.6vw, 1.9rem); }
h4 { font-size: 1.1rem; letter-spacing: 0.02em; }

p { max-width: 38em; }
.mono, code, kbd, samp, [data-count-to], .bm-metric__value { font-family: var(--bm-font-mono); }

:focus-visible {
  outline: 2px solid var(--bm-blue);
  outline-offset: 2px;
}

/* ============ skip ============ */
.bm-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--bm-lime);
  color: var(--bm-base);
  padding: 10px 18px;
  font-weight: 700;
}
.bm-skip:focus { left: 8px; top: 8px; }

/* ============ shell ============ */
.bm-shell {
  display: grid;
  grid-template-columns: var(--bm-rail-w) minmax(0, 1fr);
  align-items: start;
  max-width: 1680px;
  margin: 0 auto;
  padding: 0 0 0 0;
}
.bm-shell > main { min-width: 0; }

/* ============ header ============ */
.bm-header { position: relative; z-index: 60; }

.bm-topbar {
  position: sticky;
  top: 0;
  z-index: 70;
  background: rgba(10, 16, 36, 0.94);
  border-bottom: 1px solid var(--bm-line);
  backdrop-filter: blur(6px);
}
.bm-topbar__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  align-items: center;
  min-height: var(--bm-topbar-h);
  padding: 6px 16px;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--bm-silver);
}
.bm-topbar__live { display: inline-flex; align-items: center; gap: 8px; }
.bm-topbar__live time { font-family: var(--bm-font-mono); color: var(--bm-paper); }
.bm-topbar__path { color: var(--bm-silver); }

.bm-progress {
  height: 2px;
  background: rgba(154,166,190,0.16);
  overflow: hidden;
}
.bm-progress__bar {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--bm-lime), var(--bm-orange));
  transition: width 90ms linear;
}

/* ============ crumbs ============ */
.bm-crumbs__list { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.bm-crumbs__item { display: inline-flex; align-items: center; gap: 6px; }
.bm-crumbs__item + .bm-crumbs__item::before {
  content: "/";
  color: var(--bm-line-strong);
}
.bm-crumbs__link { color: var(--bm-silver); border-bottom: 1px solid transparent; }
.bm-crumbs__link:hover { color: var(--bm-lime); border-bottom-color: var(--bm-lime); }
.bm-crumbs__item[aria-current="page"] { color: var(--bm-paper); }

/* ============ rail nav ============ */
.bm-rail {
  position: sticky;
  top: var(--bm-topbar-h);
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: var(--bm-rail-w);
  min-height: calc(100vh - var(--bm-topbar-h));
  padding: 22px 18px 26px;
  background: linear-gradient(180deg, #0C1330 0%, #0A1024 100%);
  border-right: 1px solid var(--bm-line);
  z-index: 65;
}

.bm-rail__brand { display: flex; flex-direction: column; gap: 10px; }
.bm-rail__logo { display: flex; align-items: center; gap: 10px; }
.bm-rail__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  background: var(--bm-lime);
  color: var(--bm-base);
  font-family: var(--bm-font-title);
  font-size: 1.3rem;
  font-weight: 900;
  flex: none;
}
.bm-rail__name {
  font-family: var(--bm-font-title);
  font-size: 1.24rem;
  font-weight: 900;
  letter-spacing: 0.02em;
}
.bm-season-tag {
  align-self: flex-start;
  padding: 3px 9px;
  border: 1px solid var(--bm-line-strong);
  font-family: var(--bm-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--bm-lime);
}

.bm-rail__list { display: flex; flex-direction: column; gap: 2px; }
.bm-rail__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 12px 11px 14px;
  border-left: 2px solid transparent;
  color: var(--bm-silver);
  font-size: 0.94rem;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}
.bm-rail__idx {
  font-family: var(--bm-font-mono);
  font-size: 0.7rem;
  color: var(--bm-line-strong);
  letter-spacing: 0.06em;
}
.bm-rail__link:hover {
  background: var(--bm-panel);
  color: var(--bm-paper);
  border-left-color: var(--bm-line-strong);
}
.bm-rail__link[aria-current="page"] {
  background: var(--bm-panel);
  color: var(--bm-paper);
  border-left-color: var(--bm-lime);
  font-weight: 700;
}
.bm-rail__link[aria-current="page"] .bm-rail__idx { color: var(--bm-lime); }
.bm-rail__link[aria-current="page"] .bm-rail__label::after {
  content: " ●";
  color: var(--bm-lime);
  font-size: 0.6rem;
  vertical-align: middle;
}

.bm-rail__foot { margin-top: auto; display: flex; flex-direction: column; gap: 12px; }
.bm-rail__hint {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--bm-silver);
  line-height: 1.7;
  max-width: none;
}
.bm-rail__cta { width: 100%; justify-content: center; }

.bm-rail__scrim { display: none; }

/* ============ nav toggle ============ */
.bm-nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 90;
  padding: 12px 16px;
  background: var(--bm-lime);
  color: var(--bm-base);
  font-family: var(--bm-font-title);
  font-weight: 900;
  font-size: 0.96rem;
  letter-spacing: 0.04em;
  border: 1px solid var(--bm-base);
}
.bm-nav-toggle__bars { display: grid; gap: 3px; width: 16px; }
.bm-nav-toggle__bars i { display: block; height: 2px; background: var(--bm-base); transition: transform 160ms ease, opacity 160ms ease; }
.bm-nav-toggle[aria-expanded="true"] .bm-nav-toggle__bars i:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.bm-nav-toggle[aria-expanded="true"] .bm-nav-toggle__bars i:nth-child(2) { opacity: 0; }
.bm-nav-toggle[aria-expanded="true"] .bm-nav-toggle__bars i:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* ============ mobile bar ============ */
.bm-mobilebar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 88;
  background: var(--bm-panel);
  border-top: 1px solid var(--bm-line-strong);
  padding: 10px 12px 14px;
}
.bm-mobilebar__inner { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.bm-mobilebar__label {
  font-family: var(--bm-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--bm-silver);
}
.bm-mobilebar__link {
  padding: 7px 12px;
  border: 1px solid var(--bm-line-strong);
  font-size: 0.82rem;
  color: var(--bm-paper);
}
.bm-mobilebar__link:hover { border-color: var(--bm-lime); color: var(--bm-lime); }

/* ============ container / section ============ */
.bm-container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 20px;
}
.bm-section { padding: 56px 0; }
.bm-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding-bottom: 18px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--bm-line);
}
.bm-section__num {
  font-family: var(--bm-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--bm-lime);
}
.bm-section__title { flex: 1 1 auto; }
.bm-section__note { font-size: 0.82rem; color: var(--bm-silver); max-width: 40ch; }

/* ============ buttons ============ */
.bm-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid var(--bm-line-strong);
  font-family: var(--bm-font-title);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--bm-paper);
  background: transparent;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}
.bm-btn--primary { background: var(--bm-lime); border-color: var(--bm-lime); color: var(--bm-base); }
.bm-btn--primary:hover { background: #d9ff7a; border-color: #d9ff7a; }
.bm-btn--ghost:hover { border-color: var(--bm-lime); color: var(--bm-lime); }
.bm-btn--signal { background: var(--bm-orange); border-color: var(--bm-orange); color: #180A02; }
.bm-btn--signal:hover { background: #ff824f; border-color: #ff824f; }

/* ============ grid / cards ============ */
.bm-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.bm-grid--bento {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-auto-rows: minmax(120px, auto);
  gap: 12px;
}
.bm-grid--split { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.bm-card {
  position: relative;
  background: var(--bm-panel);
  border: 1px solid var(--bm-line);
  padding: 20px;
  transition: border-color 140ms ease, background-color 140ms ease;
}
.bm-card:hover { border-color: var(--bm-line-strong); background: var(--bm-raised); }
.bm-card--focus {
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(200,255,77,0.10), transparent 60%),
    var(--bm-panel);
  border-color: rgba(200,255,77,0.32);
}
.bm-card--tall { grid-row: span 2; }
.bm-card--pressure {
  background: linear-gradient(150deg, var(--bm-red-a), var(--bm-red-b));
  border-color: rgba(255,255,255,0.14);
  color: #FFF3F5;
}
.bm-card--cool { background: rgba(154,166,190,0.08); }

/* ============ metric ============ */
.bm-metric { display: flex; flex-direction: column; gap: 6px; }
.bm-metric__value {
  font-size: clamp(1.6rem, 4vw, 3.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--bm-lime);
  letter-spacing: -0.02em;
}
.bm-metric__value--big { font-size: clamp(2.4rem, 8vw, 4rem); }
.bm-metric__value--orange { color: var(--bm-orange); }
.bm-metric__value--plain { color: var(--bm-paper); }
.bm-metric__label { font-size: 0.86rem; font-weight: 700; letter-spacing: 0.02em; }
.bm-metric__note { font-size: 0.76rem; color: var(--bm-silver); line-height: 1.6; max-width: 32ch; }

/* ============ tags / pulse ============ */
.bm-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--bm-line-strong);
  font-family: var(--bm-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--bm-silver);
}
.bm-tag--lime { color: var(--bm-lime); border-color: rgba(200,255,77,0.46); }
.bm-tag--orange { color: var(--bm-orange); border-color: rgba(255,106,43,0.5); }
.bm-tag--silver { color: var(--bm-silver); }

.bm-pulse {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--bm-orange);
  box-shadow: 0 0 0 0 rgba(255,106,43,0.7);
  animation: bm-pulse 2.1s infinite;
  flex: none;
}
@keyframes bm-pulse {
  0% { box-shadow: 0 0 0 0 rgba(255,106,43,0.6); }
  70% { box-shadow: 0 0 0 9px rgba(255,106,43,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,106,43,0); }
}

/* ============ scrollx ============ */
.bm-scrollx {
  position: relative;
  overflow-x: auto;
  overflow-y: hidden;
  border: 1px solid var(--bm-line);
  background: rgba(19,28,58,0.6);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.bm-scrollx::-webkit-scrollbar { height: 8px; }
.bm-scrollx::-webkit-scrollbar-track { background: rgba(154,166,190,0.10); }
.bm-scrollx::-webkit-scrollbar-thumb { background: var(--bm-line-strong); }
.bm-scrollx__hint {
  display: block;
  padding: 6px 12px;
  font-family: var(--bm-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--bm-silver);
  border-top: 1px solid var(--bm-line);
}
.bm-scrollx table { min-width: 560px; }
.bm-scrollx th, .bm-scrollx td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--bm-line);
  text-align: left;
  font-size: 0.88rem;
  white-space: nowrap;
}
.bm-scrollx th {
  background: var(--bm-raised);
  font-family: var(--bm-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--bm-silver);
}
.bm-scrollx td:first-child, .bm-scrollx th:first-child {
  position: sticky;
  left: 0;
  background: var(--bm-panel);
  z-index: 2;
}

/* ============ figure ============ */
.bm-figure {
  position: relative;
  width: 100%;
  margin: 0;
  background:
    linear-gradient(160deg, #16203F 0%, #0C1330 60%, #101A38 100%);
  border: 1px solid var(--bm-line);
  overflow: hidden;
}
.bm-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(154,166,190,0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(154,166,190,0.10) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.bm-figure > img, .bm-figure > picture > img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.bm-figure--wide { aspect-ratio: 16 / 7; }
.bm-figure--tall { aspect-ratio: 3 / 4; }
.bm-figure--square { aspect-ratio: 1 / 1; }
.bm-figure--hero { aspect-ratio: 21 / 9; }
.bm-figure__cap {
  position: relative;
  z-index: 2;
  padding: 8px 12px;
  background: rgba(10,16,36,0.72);
  border-top: 1px solid var(--bm-line);
  font-size: 0.72rem;
  color: var(--bm-silver);
  max-width: none;
}

/* ============ panel (light reading zone) ============ */
.bm-panel {
  background: var(--bm-light);
  color: #16203F;
  padding: 50px 0;
}
.bm-panel h2, .bm-panel h3 { color: #0A1024; }
.bm-panel p { color: #2A3450; }
.bm-panel .bm-section__head { border-bottom-color: rgba(10,16,36,0.16); }
.bm-panel .bm-section__num { color: #B3153C; }
.bm-panel .bm-section__note { color: #55608A; }
.bm-panel a { color: #1B49C4; border-bottom: 1px solid rgba(27,73,196,0.35); }
.bm-panel a:hover { border-bottom-color: #1B49C4; }
.bm-panel .bm-card { background: #FFFFFF; border-color: rgba(10,16,36,0.12); color: #16203F; }
.bm-panel .bm-card:hover { background: #FFFFFF; border-color: rgba(10,16,36,0.28); }
.bm-panel .bm-metric__value { color: #0A1024; }
.bm-panel .bm-metric__note { color: #55608A; }

/* ============ reveal / accordion ============ */
.bm-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 380ms ease, transform 380ms ease;
}
.bm-reveal.is-in { opacity: 1; transform: none; }

.bm-accordion { border: 1px solid var(--bm-line); background: var(--bm-panel); }
.bm-accordion + .bm-accordion { border-top: 0; }
.bm-accordion__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  text-align: left;
  font-family: var(--bm-font-title);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--bm-paper);
}
.bm-accordion__btn:hover { background: var(--bm-raised); }
.bm-accordion__btn::after {
  content: "+";
  font-family: var(--bm-font-mono);
  color: var(--bm-lime);
  font-size: 1.1rem;
  flex: none;
}
.bm-accordion__btn[aria-expanded="true"]::after { content: "−"; }
.bm-accordion__panel {
  overflow: hidden;
  height: 0;
  transition: height 160ms ease;
}
.bm-accordion__panel > div { padding: 0 18px 18px; color: var(--bm-silver); font-size: 0.9rem; }
.bm-accordion__panel p { max-width: 62ch; }

/* ============ backtop ============ */
.bm-backtop {
  position: fixed;
  right: 14px;
  bottom: 74px;
  z-index: 86;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--bm-panel);
  border: 1px solid var(--bm-line-strong);
  color: var(--bm-lime);
  font-family: var(--bm-font-mono);
  font-size: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, border-color 140ms ease;
}
.bm-backtop.is-visible { opacity: 1; pointer-events: auto; }
.bm-backtop:hover { border-color: var(--bm-lime); }

/* ============ footer ============ */
.bm-footer {
  background: #070C1C;
  border-top: 1px solid var(--bm-line-strong);
  color: var(--bm-silver);
  font-size: 0.88rem;
}
.bm-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.5fr 1fr;
  gap: 28px 24px;
  padding-top: 46px;
  padding-bottom: 34px;
}
.bm-footer__col { min-width: 0; }
.bm-footer__brand {
  font-family: var(--bm-font-title);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--bm-paper);
  line-height: 1.1;
  margin-bottom: 10px;
}
.bm-footer__desc { font-size: 0.86rem; line-height: 1.75; color: var(--bm-silver); max-width: 28ch; }
.bm-footer__meta {
  margin-top: 12px;
  font-family: var(--bm-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--bm-lime);
  max-width: none;
}
.bm-footer__title {
  font-family: var(--bm-font-title);
  font-weight: 900;
  font-size: 0.98rem;
  letter-spacing: 0.06em;
  color: var(--bm-paper);
  padding-bottom: 10px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--bm-line);
}
.bm-footer__list { display: flex; flex-direction: column; gap: 8px; }
.bm-footer__list a { color: var(--bm-silver); border-bottom: 1px solid transparent; }
.bm-footer__list a:hover { color: var(--bm-lime); border-bottom-color: var(--bm-lime); }
.bm-footer__list--contact li { line-height: 1.7; }
.bm-footer__list--contact a { word-break: break-all; }
.bm-footer__icp {
  margin-top: 14px;
  font-family: var(--bm-font-mono);
  font-size: 0.72rem;
  color: var(--bm-silver);
  max-width: none;
}

.bm-ticker {
  border-top: 1px solid var(--bm-line);
  border-bottom: 1px solid var(--bm-line);
  background: rgba(19,28,58,0.7);
  overflow: hidden;
}
.bm-ticker__track {
  display: flex;
  gap: 34px;
  padding: 10px 20px;
  white-space: nowrap;
  animation: bm-ticker 34s linear infinite;
}
.bm-ticker__item {
  font-family: var(--bm-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--bm-silver);
}
.bm-ticker__item b { color: var(--bm-lime); font-weight: 700; }
@keyframes bm-ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.bm-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 26px;
}
.bm-footer__copy, .bm-footer__note {
  font-size: 0.76rem;
  color: var(--bm-silver);
  max-width: 62ch;
}
.bm-footer__copy { font-family: var(--bm-font-mono); letter-spacing: 0.04em; }

/* ============ responsive ============ */
@media (max-width: 1180px) {
  .bm-grid--bento { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .bm-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1024px) {
  :root { --bm-rail-w: 100%; }
  .bm-shell { grid-template-columns: minmax(0, 1fr); }

  .bm-rail {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(320px, 86vw);
    min-height: 100vh;
    overflow-y: auto;
    transform: translateX(-102%);
    transition: transform 180ms ease;
    border-right: 1px solid var(--bm-line-strong);
    z-index: 95;
  }
  .bm-rail[data-open="true"] { transform: translateX(0); }

  .bm-rail__scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 92;
    background: rgba(4,8,20,0.68);
  }
  .bm-rail__scrim[hidden] { display: none; }

  .bm-nav-toggle { display: inline-flex; }

  body { padding-bottom: 68px; }
}

@media (max-width: 760px) {
  .bm-grid--bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bm-grid { gap: 12px; }
  .bm-container { padding: 0 16px; }
  .bm-section { padding: 40px 0; }
  .bm-card { padding: 16px; }
  .bm-topbar__inner { font-size: 0.7rem; gap: 4px 14px; padding: 6px 16px; }
  .bm-footer__grid { grid-template-columns: 1fr; gap: 26px; padding-top: 34px; }
  .bm-footer__legal { padding-bottom: 20px; }
  .bm-panel { padding: 36px 0; }
  .bm-backtop { bottom: 150px; }
}

@media (max-width: 420px) {
  .bm-grid--bento { grid-template-columns: minmax(0, 1fr); }
  h1 { font-size: 2.2rem; }
}

/* ============ a11y motion ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .bm-reveal { opacity: 1; transform: none; }
  .bm-ticker__track { animation: none; }
  .bm-pulse { animation: none; }
}