/* ==========================================================================
   Blue Sea Investment - Design System v1
   Premium institutional fintech language (not generic crypto template)
   ========================================================================== */

:root {
  --bs-ink: #081820;
  --bs-sea: #0c3344;
  --bs-tide: #1a5f78;
  --bs-foam: #e7f0f3;
  --bs-mist: #f3f7f9;
  --bs-paper: #f7fafb;
  --bs-accent: #b8956c;
  --bs-accent-deep: #8f7149;
  --bs-line: rgba(8, 24, 32, 0.12);
  --bs-line-strong: rgba(8, 24, 32, 0.22);
  --bs-muted: #5a6d76;
  --bs-ok: #1f6b4a;
  --bs-warn: #8a5a12;
  --bs-danger: #8e2f2f;
  --bs-radius: 2px;
  --bs-radius-lg: 8px;
  --bs-space-1: 4px;
  --bs-space-2: 8px;
  --bs-space-3: 16px;
  --bs-space-4: 24px;
  --bs-space-5: 40px;
  --bs-space-6: 64px;
  --bs-space-7: 96px;
  --bs-shadow: none;
  --bs-font: "Figtree", system-ui, sans-serif;
  --bs-display: "Syne", "Figtree", sans-serif;
  --bs-mono: "IBM Plex Mono", ui-monospace, monospace;
  --bs-max: 1120px;
  --bs-header-h: 72px;
}

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

html { scroll-behavior: smooth; }

body.bs-body {
  margin: 0;
  font-family: var(--bs-font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--bs-ink);
  background: var(--bs-paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--bs-tide); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--bs-sea); }

.bs-container {
  width: min(100% - 40px, var(--bs-max));
  margin-inline: auto;
}

.bs-eyebrow {
  display: inline-block;
  font-family: var(--bs-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bs-accent-deep);
  margin-bottom: var(--bs-space-3);
}

.bs-h1, .bs-h2, .bs-h3 {
  font-family: var(--bs-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--bs-ink);
  margin: 0 0 var(--bs-space-3);
}

.bs-h1 { font-size: clamp(2.4rem, 5vw, 3.75rem); }
.bs-h2 { font-size: clamp(1.75rem, 3vw, 2.4rem); }
.bs-h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

.bs-lead {
  font-size: 1.125rem;
  color: var(--bs-muted);
  max-width: 36rem;
  margin: 0 0 var(--bs-space-4);
}

.bs-muted { color: var(--bs-muted); }
.bs-small { font-size: 0.875rem; }

/* ---- Header / Nav ---- */
.bs-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--bs-header-h);
  display: flex;
  align-items: center;
  background: rgba(247, 250, 251, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--bs-line);
  transition:
    background 320ms ease,
    border-color 320ms ease,
    box-shadow 320ms ease,
    backdrop-filter 320ms ease;
}

/* Transparent navbar over homepage hero - no white top bar */
.bs-header--over-hero {
  position: fixed;
  left: 0;
  right: 0;
  width: 100%;
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
}

.bs-header--over-hero .bs-logo,
.bs-header--over-hero .bs-nav > a,
.bs-header--over-hero .bs-nav-toggle {
  color: #fff;
}

.bs-header--over-hero .bs-logo__word { color: #fff; }

.bs-header--over-hero .bs-logo__img--dark { display: none; }
.bs-header--over-hero .bs-logo__img--light { display: block; }

.bs-header--over-hero .bs-nav > a {
  opacity: 0.88;
}
.bs-header--over-hero .bs-nav > a:hover,
.bs-header--over-hero .bs-nav > a.is-active {
  color: #fff;
  opacity: 1;
}

.bs-header--over-hero .bs-btn--ghost {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}
.bs-header--over-hero .bs-btn--ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.bs-header--over-hero .bs-btn--primary {
  background: var(--bs-accent);
  color: var(--bs-ink);
}
.bs-header--over-hero .bs-btn--primary:hover {
  background: #fff;
  color: var(--bs-ink);
}

.bs-header--over-hero .bs-nav-toggle {
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

/* After scroll: soft dark glass instead of white slab */
.bs-header--over-hero.is-scrolled {
  background: rgba(8, 24, 32, 0.82);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

/* Solid pages (About, etc.) */
.bs-header--solid {
  background: var(--bs-ink);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
.bs-header--solid .bs-logo,
.bs-header--solid .bs-nav > a,
.bs-header--solid .bs-logo__word,
.bs-header--solid .bs-nav-toggle {
  color: #fff;
}
.bs-header--solid .bs-logo__img--dark { display: none; }
.bs-header--solid .bs-logo__img--light { display: block; }
.bs-header--solid .bs-nav > a:hover,
.bs-header--solid .bs-nav > a.is-active { color: var(--bs-accent); }
.bs-header--solid .bs-btn--ghost {
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
}
.bs-header--solid .bs-btn--ghost:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.bs-header--solid .bs-btn--primary {
  background: var(--bs-accent);
  color: var(--bs-ink);
}

.bs-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--bs-space-4);
  width: min(100% - 40px, var(--bs-max));
  margin-inline: auto;
}

.bs-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--bs-ink);
  transition: color 280ms ease;
}

.bs-logo img,
.bs-logo__img { height: 36px; width: auto; }

.bs-logo__img--light { display: none; }

.bs-logo__word {
  font-family: var(--bs-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  transition: color 280ms ease;
}

.bs-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.bs-nav > a {
  color: var(--bs-ink);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
  transition: color 220ms ease, opacity 220ms ease;
}

.bs-nav > a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms ease;
  opacity: 0.7;
}

.bs-nav > a:hover::after,
.bs-nav > a.is-active::after {
  transform: scaleX(1);
}

.bs-nav > a:hover,
.bs-nav > a.is-active { color: var(--bs-tide); }

.bs-nav__actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ---- Google Translate (matches ghost button language) ---- */
.bs-translate {
  display: inline-flex;
  align-items: center;
  height: 44px;
  max-width: 148px;
  line-height: 1;
}

.bs-translate .goog-te-gadget {
  display: flex !important;
  align-items: center;
  font-family: var(--bs-font) !important;
  font-size: 0 !important;
  color: transparent !important;
  line-height: 1 !important;
}

.bs-translate .goog-te-gadget > span,
.bs-translate .goog-te-gadget .goog-te-gadget-simple,
.bs-translate img,
.bs-translate a {
  display: none !important;
}

.bs-translate select.goog-te-combo,
.bs-translate .goog-te-combo {
  appearance: none;
  -webkit-appearance: none;
  min-width: 118px;
  max-width: 140px;
  height: 44px;
  margin: 0 !important;
  padding: 0 34px 0 14px !important;
  border: 1px solid rgba(255, 255, 255, 0.35) !important;
  border-radius: var(--bs-radius) !important;
  background-color: transparent !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23ffffff' d='M1.4 0.6L6 5.2 10.6.6 12 2 6 8 0 2z'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: right 12px center !important;
  background-size: 10px 7px !important;
  color: #fff !important;
  font-family: var(--bs-font) !important;
  font-size: 0.88rem !important;
  font-weight: 600 !important;
  line-height: 42px !important;
  cursor: pointer;
  box-shadow: none !important;
  outline: none !important;
}

.bs-translate select.goog-te-combo:hover,
.bs-translate .goog-te-combo:hover {
  border-color: #fff !important;
  background-color: rgba(255, 255, 255, 0.1) !important;
}

.bs-translate select.goog-te-combo option,
.bs-translate .goog-te-combo option {
  color: #081820;
  background: #fff;
}

/* Solid / scrolled headers still use dark bar */
.bs-header--solid .bs-translate select.goog-te-combo,
.bs-header--solid .bs-translate .goog-te-combo,
.bs-header--over-hero.is-scrolled .bs-translate select.goog-te-combo,
.bs-header--over-hero.is-scrolled .bs-translate .goog-te-combo {
  border-color: rgba(255, 255, 255, 0.35) !important;
  color: #fff !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23ffffff' d='M1.4 0.6L6 5.2 10.6.6 12 2 6 8 0 2z'/%3E%3C/svg%3E") !important;
}

/* Hide Google Translate top banner / branding chrome */
.goog-te-banner-frame.skiptranslate,
.goog-te-gadget-icon,
#goog-gt-tt,
.goog-te-balloon-frame,
.goog-logo-link,
.VIpgJd-ZVi9od-l4eHX-hSRGPd,
body > .skiptranslate {
  display: none !important;
}
body { top: 0 !important; }
iframe.goog-te-banner-frame { display: none !important; }
.skiptranslate iframe { visibility: hidden !important; height: 0 !important; width: 0 !important; }

.bs-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--bs-line-strong);
  padding: 8px 12px;
  font-family: var(--bs-font);
  cursor: pointer;
  transition: border-color 220ms ease, color 220ms ease, background 220ms ease;
}

/* ---- Buttons ---- */
.bs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--bs-radius);
  border: 1px solid transparent;
  font-family: var(--bs-font);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background 220ms ease, color 220ms ease, border-color 220ms ease, transform 220ms ease, opacity 220ms ease;
}
.bs-btn:hover { transform: translateY(-1px); }
.bs-btn:active { transform: translateY(0); }

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

.bs-btn--accent {
  background: var(--bs-accent);
  color: var(--bs-ink);
}
.bs-btn--accent:hover { background: var(--bs-accent-deep); color: #fff; }

.bs-btn--ghost {
  background: transparent;
  border-color: var(--bs-line-strong);
  color: var(--bs-ink);
}
.bs-btn--ghost:hover { border-color: var(--bs-sea); color: var(--bs-sea); }

.bs-btn--light {
  background: #fff;
  color: var(--bs-sea);
}
.bs-btn--light:hover { background: var(--bs-foam); color: var(--bs-ink); }

/* ---- Hero ---- */
.bs-hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(8,24,32,0.25) 0%, rgba(8,24,32,0.78) 55%, rgba(8,24,32,0.92) 100%),
    url("../images/main-slider/slider2/slide1.jpg") center / cover no-repeat;
}

.bs-hero__visual {
  position: absolute;
  right: max(1vw, calc((100% - var(--bs-max)) / 2 - 40px));
  top: 50%;
  transform: translateY(-42%);
  width: min(42vw, 480px);
  height: min(42vw, 480px);
  pointer-events: none;
  z-index: 1;
}

.bs-hero__earth {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  height: auto;
  opacity: 0.95;
  animation: bs-spin-slow 28s linear infinite;
  filter: drop-shadow(0 18px 40px rgba(0, 0, 0, 0.35));
}

.bs-hero__btc {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(30%, 148px);
  height: auto;
  z-index: 2;
  animation: bs-float-btc 4.5s ease-in-out infinite;
  filter: drop-shadow(0 12px 28px rgba(0, 0, 0, 0.5));
}

@keyframes bs-spin-slow {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes bs-float-btc {
  0%, 100% { transform: translate(-50%, -50%) translateY(0) scale(1); }
  50% { transform: translate(-50%, -50%) translateY(-12px) scale(1.04); }
}

.bs-hero__inner {
  position: relative;
  z-index: 2;
  width: min(100% - 40px, var(--bs-max));
  margin: 0 auto;
  padding: calc(var(--bs-header-h) + var(--bs-space-6)) 0 var(--bs-space-6);
}

@media (min-width: 901px) {
  .bs-hero__inner {
    padding-right: min(44vw, 500px);
  }
  .bs-hero .bs-stats {
    max-width: 640px;
  }
}

.bs-hero .bs-h1 { color: #fff; max-width: 14ch; }
.bs-hero .bs-lead { color: rgba(255,255,255,0.82); }
.bs-hero .bs-eyebrow { color: var(--bs-accent); }

.bs-hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: var(--bs-space-4); }

.bs-hero__brand {
  font-family: var(--bs-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
  margin: 0 0 var(--bs-space-3);
  color: #fff;
}

@keyframes bs-rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
.bs-anim-rise { animation: bs-rise 700ms ease both; }
.bs-anim-rise-delay { animation: bs-rise 700ms ease 160ms both; }
.bs-anim-rise-delay-2 { animation: bs-rise 700ms ease 320ms both; }

/* ---- Sections ---- */
.bs-section { padding: var(--bs-space-6) 0; }
.bs-section--foam { background: var(--bs-foam); }
.bs-section--sea {
  background: var(--bs-sea);
  color: #fff;
}
.bs-section--sea .bs-h2,
.bs-section--sea .bs-h3 { color: #fff; }
.bs-section--sea .bs-muted,
.bs-section--sea .bs-lead { color: rgba(255,255,255,0.75); }

.bs-section__head { margin-bottom: var(--bs-space-5); max-width: 40rem; }

/* ---- Stats (honest, qualitative - not fake counters) ---- */
.bs-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--bs-space-4);
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: var(--bs-space-4);
  margin-top: var(--bs-space-5);
}

.bs-stat__label {
  font-family: var(--bs-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 6px;
}
.bs-stat__value {
  font-family: var(--bs-display);
  font-size: 1.35rem;
  font-weight: 600;
}

/* ---- Strategy table ---- */
.bs-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--bs-line);
  background: #fff;
}

.bs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.bs-table th,
.bs-table td {
  padding: 16px 18px;
  text-align: left;
  border-bottom: 1px solid var(--bs-line);
  vertical-align: top;
}

.bs-table th {
  font-family: var(--bs-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bs-muted);
  background: var(--bs-mist);
}

.bs-table tr:last-child td { border-bottom: 0; }
.bs-table tbody tr:hover td { background: rgba(26, 95, 120, 0.04); }

.bs-risk {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid var(--bs-line-strong);
  font-size: 12px;
  font-weight: 600;
}
.bs-risk--high { color: var(--bs-warn); border-color: rgba(138,90,18,0.35); }
.bs-risk--very { color: var(--bs-danger); border-color: rgba(142,47,47,0.35); }

/* ---- Feature grid (no card chrome unless interactive) ---- */
.bs-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--bs-space-5);
}
.bs-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--bs-space-5);
}

.bs-feature {
  padding-top: var(--bs-space-3);
  border-top: 1px solid var(--bs-line-strong);
}
.bs-feature h3 { margin-top: 0; }

/* ---- Forms ---- */
.bs-form { display: grid; gap: var(--bs-space-3); max-width: 520px; }
.bs-label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.bs-input,
.bs-textarea,
.bs-select {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--bs-line-strong);
  border-radius: var(--bs-radius);
  background: #fff;
  font: inherit;
  color: var(--bs-ink);
}
.bs-textarea { min-height: 120px; resize: vertical; }
.bs-input:focus,
.bs-textarea:focus,
.bs-select:focus {
  outline: 2px solid var(--bs-tide);
  outline-offset: 1px;
}

/* ---- Alerts / badges ---- */
.bs-alert {
  padding: 14px 16px;
  border-left: 3px solid var(--bs-tide);
  background: var(--bs-foam);
  font-size: 0.95rem;
}
.bs-alert--warn {
  border-left-color: var(--bs-warn);
  background: #f8f1e6;
}
.bs-alert--danger {
  border-left-color: var(--bs-danger);
  background: #f7ecec;
}

.bs-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--bs-line-strong);
  background: #fff;
}

/* ---- Accordion FAQ ---- */
.bs-accordion details {
  border-bottom: 1px solid var(--bs-line);
  padding: 18px 0;
}
.bs-accordion summary {
  cursor: pointer;
  font-weight: 600;
  font-family: var(--bs-display);
  list-style: none;
}
.bs-accordion summary::-webkit-details-marker { display: none; }
.bs-accordion details[open] summary { color: var(--bs-tide); }
.bs-accordion details p { margin: 12px 0 0; color: var(--bs-muted); }

/* ---- Calculator ---- */
.bs-calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--bs-space-5);
  background: #fff;
  border: 1px solid var(--bs-line);
  padding: var(--bs-space-4);
}
.bs-calc__result {
  background: var(--bs-sea);
  color: #fff;
  padding: var(--bs-space-4);
}
.bs-calc__result .bs-h3 { color: #fff; }
.bs-calc__figure {
  font-family: var(--bs-display);
  font-size: 2rem;
  font-weight: 700;
  margin: 8px 0;
}

/* ---- Page banner (inner) ---- */
.bs-page-banner {
  padding: var(--bs-space-6) 0 var(--bs-space-5);
  background:
    linear-gradient(135deg, var(--bs-ink) 0%, var(--bs-sea) 55%, var(--bs-tide) 100%);
  color: #fff;
}
.bs-page-banner .bs-h1 { color: #fff; }
.bs-page-banner .bs-lead { color: rgba(255,255,255,0.8); }

/* ---- About page ---- */
.bs-about-hero {
  position: relative;
  min-height: min(88vh, 720px);
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
  padding: calc(var(--bs-header-h) + var(--bs-space-6)) 0 var(--bs-space-6);
}

.bs-about-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.bs-about-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  transform: scale(1.04);
  animation: bs-about- ken 18s ease-out both;
}

.bs-about-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(8, 24, 32, 0.92) 0%, rgba(8, 24, 32, 0.72) 42%, rgba(12, 51, 68, 0.35) 100%),
    linear-gradient(0deg, rgba(8, 24, 32, 0.55) 0%, transparent 45%);
}

.bs-about-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 36rem;
  margin-inline: 0;
  margin-right: auto;
}

.bs-about-hero .bs-eyebrow { color: var(--bs-accent); }
.bs-about-hero .bs-lead { color: rgba(255, 255, 255, 0.82); }

.bs-about-hero__brand {
  font-family: var(--bs-display);
  font-size: clamp(3rem, 9vw, 5.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.92;
  margin: 0 0 var(--bs-space-3);
  color: #fff;
}

@keyframes bs-about-ken {
  from { transform: scale(1.08); }
  to { transform: scale(1.02); }
}

.bs-about-split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--bs-space-6);
  align-items: start;
}

.bs-about-split__copy .bs-h2 { max-width: 18ch; }
.bs-about-split__copy .bs-muted { max-width: 38rem; }

.bs-about-split__aside {
  padding-top: var(--bs-space-3);
  border-top: 1px solid var(--bs-line-strong);
}

.bs-about-split__aside-label,
.bs-about-docs__label {
  font-family: var(--bs-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bs-accent-deep);
  margin: 0 0 var(--bs-space-3);
}

.bs-about-themes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.bs-about-themes li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 14px;
  align-items: center;
}

.bs-about-themes img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--bs-radius);
}

.bs-about-themes span {
  font-family: var(--bs-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--bs-ink);
}

.bs-about-values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--bs-space-5);
}

.bs-about-path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--bs-space-5);
  counter-reset: none;
}

.bs-about-path__item {
  padding-top: var(--bs-space-3);
  border-top: 1px solid var(--bs-line-strong);
}

.bs-about-path__step {
  display: block;
  font-family: var(--bs-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--bs-accent-deep);
  margin-bottom: var(--bs-space-3);
}

.bs-about-presence {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: var(--bs-space-6);
  align-items: start;
}

.bs-section--sea .bs-about-docs__label { color: var(--bs-accent); }

.bs-about-docs {
  padding-top: var(--bs-space-3);
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.bs-about-docs__link {
  display: block;
  color: #fff;
  text-decoration: none;
  font-family: var(--bs-display);
  font-weight: 600;
  font-size: 1.05rem;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  transition: color 200ms ease, padding-left 200ms ease;
}

.bs-about-docs__link:hover {
  color: var(--bs-accent);
  padding-left: 6px;
  text-decoration: none;
}

/* ---- Footer ---- */
.bs-footer {
  background: var(--bs-ink);
  color: rgba(255,255,255,0.75);
  padding: var(--bs-space-6) 0 var(--bs-space-4);
}
.bs-footer a { color: rgba(255,255,255,0.85); text-decoration: none; }
.bs-footer a:hover { color: #fff; text-decoration: underline; }
.bs-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--bs-space-5);
  margin-bottom: var(--bs-space-5);
}
.bs-footer__title {
  font-family: var(--bs-display);
  color: #fff;
  font-size: 1rem;
  margin: 0 0 var(--bs-space-3);
}
.bs-footer ul { list-style: none; margin: 0; padding: 0; }
.bs-footer li { margin-bottom: 10px; }
.bs-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: var(--bs-space-4);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* ---- Legal prose ---- */
.bs-prose { max-width: 720px; }
.bs-prose h2 { margin-top: var(--bs-space-5); }
.bs-prose h3 { margin-top: var(--bs-space-4); }
.bs-prose p, .bs-prose li { color: var(--bs-muted); }
.bs-prose ul { padding-left: 1.2rem; }

/* ---- Timeline ---- */
.bs-timeline { border-left: 1px solid var(--bs-line-strong); padding-left: var(--bs-space-4); }
.bs-timeline__item { margin-bottom: var(--bs-space-4); position: relative; }
.bs-timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--bs-space-4) - 4px);
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--bs-accent);
  border-radius: 50%;
}
.bs-timeline__year {
  font-family: var(--bs-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--bs-accent-deep);
}

/* ---- Empty / loading ---- */
.bs-empty {
  padding: var(--bs-space-5);
  text-align: center;
  border: 1px dashed var(--bs-line-strong);
  color: var(--bs-muted);
}
.bs-skeleton {
  background: linear-gradient(90deg, var(--bs-foam), #fff, var(--bs-foam));
  background-size: 200% 100%;
  animation: bs-shimmer 1.2s ease infinite;
  min-height: 16px;
  border-radius: var(--bs-radius);
}
@keyframes bs-shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

/* ---- Partners strip ---- */
.bs-partners {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  align-items: center;
  justify-content: flex-start;
  opacity: 0.7;
  font-family: var(--bs-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .bs-grid-3,
  .bs-footer__grid,
  .bs-stats,
  .bs-calc,
  .bs-grid-2,
  .bs-about-split,
  .bs-about-path,
  .bs-about-presence { grid-template-columns: 1fr; }

  .bs-about-hero {
    min-height: min(78vh, 620px);
    align-items: center;
  }

  .bs-about-hero__media img {
    object-position: center center;
  }

  .bs-about-values {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .bs-nav {
    display: none;
    position: absolute;
    top: var(--bs-header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(8, 24, 32, 0.96);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--bs-space-3) 20px var(--bs-space-4);
    gap: 14px;
    transition: opacity 220ms ease;
  }
  .bs-header:not(.bs-header--over-hero):not(.bs-header--solid) .bs-nav {
    background: var(--bs-paper);
    border-bottom-color: var(--bs-line);
  }
  .bs-nav.is-open { display: flex; }
  .bs-nav__actions { width: 100%; }
  .bs-nav__actions .bs-btn { flex: 1; }
  .bs-nav__actions .bs-translate {
    width: 100%;
    max-width: none;
    height: auto;
  }
  .bs-nav__actions .bs-translate select.goog-te-combo,
  .bs-nav__actions .bs-translate .goog-te-combo {
    width: 100%;
    max-width: none;
    min-width: 0;
  }

  .bs-header--over-hero .bs-nav > a,
  .bs-header--solid .bs-nav > a {
    color: #fff;
  }

  .bs-hero { min-height: 100vh; align-items: end; }
  .bs-hero__brand { font-size: clamp(2.4rem, 12vw, 3.5rem); }
  .bs-hero__visual {
    width: min(70vw, 300px);
    height: min(70vw, 300px);
    right: -6vw;
    top: auto;
    bottom: 6%;
    transform: none;
    opacity: 0.9;
  }
  .bs-hero__btc { width: min(34%, 110px); }
  .bs-hero__inner {
    padding-bottom: calc(var(--bs-space-6) + 140px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .bs-anim-rise,
  .bs-anim-rise-delay,
  .bs-anim-rise-delay-2,
  .bs-skeleton,
  .bs-hero__earth,
  .bs-hero__btc,
  .bs-about-hero__media img { animation: none; }
}