/* ---------- Tokens ---------- */
:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.5rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Sea-glass light, deep-ocean navy, brass accent */
  --color-bg: #e3eae7;
  --color-surface: #eef3f1;
  --color-surface-offset: #d4dfdb;
  --color-divider: oklch(0.3 0.04 215 / 0.16);
  --color-border: oklch(0.3 0.04 215 / 0.24);

  --color-text: #0a1f2e;
  --color-text-muted: #40545f;
  --color-text-faint: #78898f;
  --color-text-inverse: #e9f0f0;

  --color-ink: #06202f;
  --color-ink-2: #0a2d41;
  --color-ink-border: oklch(0.9 0.02 215 / 0.16);
  --color-ink-muted: #94adb6;

  --color-primary: #a05e0c;
  --color-primary-hover: #844d0a;
  --color-primary-on-dark: #e0a24a;

  --color-action: #0a2d41;
  --color-action-hover: #0f4059;

  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.625rem;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-md: 0 4px 16px oklch(0.25 0.03 250 / 0.12);

  --content-default: 1120px;
  --content-narrow: 680px;

  --font-display: 'Zodiak', 'Iowan Old Style', Georgia, serif;
  --font-body: 'Satoshi', 'Helvetica Neue', Arial, sans-serif;
}

/* ---------- Layout helpers ---------- */
.wrap {
  width: min(100% - 2 * var(--space-5), var(--content-default));
  margin-inline: auto;
}
@media (min-width: 768px) {
  .wrap {
    width: min(100% - 2 * var(--space-10), var(--content-default));
  }
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  background: var(--color-ink);
  color: var(--color-text-inverse);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  z-index: 100;
}
.skip-link:focus {
  top: var(--space-4);
}

.eyebrow {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.eyebrow--accent {
  color: var(--color-primary);
}

h2,
h3 {
  font-family: var(--font-display);
  font-weight: 400;
}
h2 {
  font-size: var(--text-xl);
  margin-block: var(--space-3) var(--space-5);
}
h3 {
  font-size: var(--text-lg);
  font-family: var(--font-body);
  font-weight: 700;
}
p + p {
  margin-top: var(--space-4);
}
.muted {
  color: var(--color-text-muted);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}
.btn--primary {
  background: var(--color-action);
  color: #fff;
}
.btn--primary:hover {
  background: var(--color-action-hover);
}
.btn--ghost {
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-text);
}
.btn--on-dark {
  background: var(--color-primary-on-dark);
  color: var(--color-ink);
}
.btn--on-dark:hover {
  background: #f0b55f;
}
.btn--ghost-dark {
  color: var(--color-text-inverse);
  border-color: var(--color-ink-border);
}
.btn--ghost-dark:hover {
  border-color: var(--color-text-inverse);
}
.btn svg {
  width: 16px;
  height: 16px;
}

.text-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 0.2em;
}
.text-link:hover {
  text-decoration-color: currentColor;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-divider);
}
.site-header > .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: var(--space-6);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}
.brand img {
  height: 44px;
  width: auto;
}
.brand__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.05;
}
.brand img.brand__abbr {
  height: 12px;
  width: auto;
  margin-bottom: 4px;
}
.brand__name {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.nav {
  display: none;
}
.nav ul {
  display: flex;
  gap: var(--space-6);
}
.nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text-muted);
  padding-block: var(--space-2);
}
.nav a:hover {
  color: var(--color-text);
}
.header__cta {
  display: none;
}
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text);
  border-radius: var(--radius-sm);
}
.nav-toggle svg {
  width: 22px;
  height: 22px;
}
.nav-drawer {
  display: none;
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface);
}
.nav-drawer[data-open='true'] {
  display: block;
}
.nav-drawer ul {
  display: flex;
  flex-direction: column;
}
.nav-drawer a {
  display: block;
  padding: var(--space-4) 0;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  border-bottom: 1px solid var(--color-divider);
}
@media (min-width: 1024px) {
  .site-header > .wrap {
    min-height: 84px;
  }
  .brand img {
    height: 52px;
  }
  .brand img.brand__abbr {
    height: 14px;
  }
  .nav {
    display: block;
    margin-left: auto;
  }
  .header__cta {
    display: inline-flex;
  }
  .nav-toggle,
  .nav-drawer {
    display: none !important;
  }
}

.product {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  border-top: 1px solid var(--color-divider);
}
.product__grid {
  display: grid;
  gap: var(--space-8);
}
.product__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.product__status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.product__status::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-primary);
}
.product__status--live::before {
  background: #3f7d4a;
}
.product__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.product__note {
  margin-top: var(--space-5);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  max-width: 60ch;
}
@media (min-width: 900px) {
  .product__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-16);
    align-items: start;
  }
  .product__grid--flip .product__media {
    order: -1;
  }
  .product__media {
    position: sticky;
    top: calc(84px + var(--space-8));
  }
}

/* ---------- BBI (dark) ---------- */
.product--dark {
  background: var(--color-ink);
  color: var(--color-text-inverse);
  border-top: none;
}
.product--dark .eyebrow,
.product--dark .product__status,
.product--dark .muted {
  color: var(--color-ink-muted);
}
.product--dark .eyebrow--accent,
.product--dark .product__status::before {
  color: var(--color-primary-on-dark);
  background: var(--color-primary-on-dark);
}
.product--dark .eyebrow--accent {
  background: none;
}
.product--dark .product__note {
  color: oklch(0.7 0.02 250);
}
.product--dark .text-link {
  text-decoration-color: var(--color-ink-border);
}

.sep-list {
  margin-top: var(--space-8);
  counter-reset: sep;
}
.sep-list li {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: var(--space-3);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-ink-border);
  max-width: none;
}
.sep-list li:last-child {
  border-bottom: 1px solid var(--color-ink-border);
}
.sep-list li::before {
  counter-increment: sep;
  content: counter(sep, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-primary-on-dark);
  line-height: 1.5;
}
.sep-list strong {
  display: block;
  font-weight: 700;
  color: var(--color-text-inverse);
}
.sep-list span {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.bbi-lede {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.4;
  color: var(--color-text-inverse);
  max-width: 34ch;
  margin-bottom: var(--space-5);
}

/* ---------- About / Contact ---------- */
.about {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  border-top: 1px solid var(--color-divider);
}
.about__grid {
  display: grid;
  gap: var(--space-8);
}
@media (min-width: 900px) {
  .about__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-16);
  }
}

/* ---------- Footer ---------- */
.site-footer {
  padding-block: var(--space-8);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-8);
  justify-content: space-between;
}
.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}
.site-footer a {
  color: inherit;
  text-decoration: none;
}
.site-footer a:hover {
  color: var(--color-text);
}
.site-footer .legal {
  width: 100%;
  margin-top: var(--space-4);
  color: var(--color-text-muted);
  max-width: none;
}


/* ---------- Sub-page hero ---------- */
.page-hero {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20)) clamp(var(--space-10), 5vw, var(--space-16));
}
.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 1.3rem + 2.6vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-block: var(--space-4) var(--space-4);
  max-width: 20ch;
}
.page-hero h1.page-hero__name {
  font-size: clamp(2.75rem, 1.4rem + 4.2vw, 5rem);
  line-height: 1;
  letter-spacing: -0.015em;
  margin-block: var(--space-3) var(--space-4);
  max-width: 18ch;
}
.page-hero__tag {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1.2;
  margin-top: var(--space-6);
  max-width: 24ch;
}
.page-hero__tag + .lede {
  margin-top: var(--space-4);
}
.lede {
  font-size: var(--text-lg);
  line-height: 1.4;
  font-family: var(--font-display);
  max-width: 36ch;
}
.page-hero .muted {
  margin-top: var(--space-4);
  max-width: 56ch;
}
.page-hero__grid {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}
.page-hero__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.bbi-logo {
  display: flex;
  justify-content: center;
}
.bbi-logo img {
  width: min(100%, 320px);
  height: auto;
}
.hero-phone {
  display: flex;
  justify-content: center;
}
@media (min-width: 900px) {
  .page-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-16);
  }
  .bbi-logo img {
    width: min(100%, 380px);
  }
}

/* ---------- Plain two-column sections ---------- */
.plain {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  border-top: 1px solid var(--color-divider);
}
.plain__grid {
  display: grid;
  gap: var(--space-8);
}
.plain .muted {
  margin-top: var(--space-2);
}
@media (min-width: 900px) {
  .plain__grid {
    grid-template-columns: 0.8fr 1.2fr;
    gap: var(--space-16);
    align-items: start;
  }
  .plain__grid--wide {
    grid-template-columns: 0.7fr 1.3fr;
  }
}

.steps,
.who {
  display: grid;
  gap: 0;
}
.steps li,
.who li {
  display: grid;
  gap: var(--space-1);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-divider);
  max-width: none;
}
.steps li:last-child,
.who li:last-child {
  border-bottom: 1px solid var(--color-divider);
}
.steps strong,
.who strong {
  font-weight: 700;
}
.steps span,
.who span {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.steps {
  counter-reset: step;
}
.steps li {
  grid-template-columns: 2.25rem 1fr;
  column-gap: var(--space-3);
}
.steps li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  color: var(--color-primary);
  grid-row: 1 / span 2;
  line-height: 1.5;
}

/* ---------- CTA band ---------- */
.cta-band {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  border-top: 1px solid var(--color-divider);
}
.cta-band h2 {
  margin-top: 0;
  max-width: 24ch;
}
.cta-band .product__actions {
  margin-top: var(--space-6);
}
.cta-band__grid {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}
.cta-band__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
@media (min-width: 900px) {
  .cta-band__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

.lockup {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-block: var(--space-3) var(--space-4);
}
.lockup__mark {
  flex-shrink: 0;
  width: clamp(104px, 6vw + 80px, 176px);
  height: auto;
}
.page-hero .lockup h1.page-hero__name {
  margin-block: 0;
  font-size: clamp(1.9rem, 0.8rem + 2.4vw, 3rem);
  line-height: 1.02;
  max-width: 14ch;
}

/* ---------- bridgeintelligence.ai specifics ---------- */
.about .muted + p {
  margin-top: var(--space-4);
}
.cta-band .muted {
  max-width: 48ch;
}
@media (max-width: 480px) {
  .lockup {
    gap: var(--space-4);
  }
  .lockup__mark {
    width: 96px;
  }
  .page-hero .lockup h1.page-hero__name {
    font-size: 1.7rem;
  }
}
html {
  scroll-padding-top: 96px;
}

/* hero: image between lockup and tagline on phones, right column on desktop */
.page-hero__grid {
  gap: var(--space-6);
}
.page-hero__text .page-hero__tag {
  margin-top: var(--space-2);
}
@media (min-width: 900px) {
  .page-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    grid-template-rows: auto auto;
    align-items: center;
    gap: var(--space-4) var(--space-16);
  }
  .page-hero__top {
    grid-column: 1;
    grid-row: 1;
    align-self: end;
  }
  .page-hero__text {
    grid-column: 1;
    grid-row: 2;
    align-self: start;
  }
  .page-hero__media {
    grid-column: 2;
    grid-row: 1 / span 2;
  }
}