:root {
  /* ===== Digital Sunset brand palette ===== */
  --ds-orange: #FF921E;        /* primary CTA */
  --ds-orange-hover: #FF7A00;  /* CTA hover */
  --ds-navy: #0B2345;          /* headers / text / ink sections */
  --ds-blue: #0A69C7;          /* secondary accents / links */
  --ds-light-blue: #4CB8F5;    /* light accents / highlights */
  --ds-white: #FFFFFF;
  --ds-bg: #F5F9FC;            /* soft section background */

  --bg: var(--ds-white);
  --bg-alt: var(--ds-bg);
  --bg-ink: var(--ds-navy);

  --surface: var(--ds-white);
  --surface-alt: var(--ds-bg);

  --text: var(--ds-navy);
  --text-2: #475569;
  --text-3: #64748b;
  --text-on-ink: #f1f5f9;
  --text-on-ink-2: #cbd5e1;

  --border: #e6e8ee;
  --border-strong: #cdd2dc;

  --accent: var(--ds-blue);
  --accent-hover: #085AAB;
  --accent-soft: #eaf3fc;
  --accent-ring: rgba(10, 105, 199, 0.20);

  --success: #16a34a;
  --warn: #d97706;
  --danger: #b91c1c;
  --danger-bg: #fef2f2;
  --danger-border: #fecaca;

  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 6px 18px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 14px 32px rgba(15, 23, 42, 0.08);

  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 22px;

  --container: 1180px;
  --pad-x: clamp(1.25rem, 3vw, 2.25rem);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
a:hover { color: var(--accent-hover); }

p { color: var(--text-2); margin: 0 0 1rem; line-height: 1.65; }
p:last-child { margin-bottom: 0; }

small, .muted { color: var(--text-3); }
strong { color: var(--text); font-weight: 600; }

h1, h2, h3, h4, h5, h6 {
  color: var(--text);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: clamp(2.1rem, 3.4vw + 0.6rem, 3.1rem); letter-spacing: -0.03em; font-weight: 800; }
h2 { font-size: clamp(1.55rem, 2.2vw + 0.5rem, 2.1rem); }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 0.98rem; font-weight: 600; }

ul { line-height: 1.65; }

.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;
}

/* ===== Reveal animation ===== */

@keyframes bbFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.bb-reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  will-change: opacity, transform;
}
.bb-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Logo ===== */

.ds-logo { color: inherit; flex: 0 0 auto; }

/* ===== Navbar ===== */

.bb-navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}

.bb-navbar__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.75rem var(--pad-x);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.bb-navbar__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}
.bb-navbar__brand:hover { color: var(--text); }
.bb-navbar__brand svg, .bb-navbar__brand img { width: 30px; height: 30px; }

.bb-navbar__links {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  margin-left: auto;
}

.bb-navbar__links a {
  padding: 0.45rem 0.8rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--text-2);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.bb-navbar__links a:hover,
.bb-navbar__links a.is-active {
  background: var(--surface-alt);
  color: var(--text);
}

.bb-navbar__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.05rem;
  margin-left: 0.5rem;
  border-radius: 10px;
  background: var(--ds-orange);
  color: #fff;
  font-weight: 600;
  font-size: 0.88rem;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}
.bb-navbar__cta:hover { background: var(--ds-orange-hover); color: #fff; transform: translateY(-1px); }

.bb-navbar__toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  margin-left: auto;
}
.bb-navbar__toggle span {
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* Dropdown */
.bb-navbar__dropdown { position: relative; }
.bb-navbar__dropdown-trigger {
  background: none;
  border: none;
  font: inherit;
  padding: 0.45rem 0.8rem;
  border-radius: 8px;
  color: var(--text-2);
  font-weight: 500;
  font-size: 0.92rem;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.bb-navbar__dropdown-trigger:hover,
.bb-navbar__dropdown.is-open .bb-navbar__dropdown-trigger {
  background: var(--surface-alt);
  color: var(--text);
}
.bb-navbar__dropdown-menu {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  min-width: 200px;
  padding: 0.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: none;
  flex-direction: column;
  gap: 0.15rem;
}
.bb-navbar__dropdown-menu a {
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  color: var(--text-2);
  font-size: 0.9rem;
}
.bb-navbar__dropdown-menu a:hover { background: var(--surface-alt); color: var(--text); }
.bb-navbar__dropdown.is-open .bb-navbar__dropdown-menu { display: flex; }

/* Mobile open */
.bb-navbar.is-open .bb-navbar__inner {
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.75rem;
}
.bb-navbar.is-open .bb-navbar__links {
  display: grid;
  width: 100%;
  background: var(--surface-alt);
  padding: 0.65rem;
  gap: 0.15rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.bb-navbar.is-open .bb-navbar__cta {
  display: inline-flex;
  margin: 0;
}
.bb-navbar.is-open .bb-navbar__dropdown-menu {
  position: relative;
  top: 0;
  box-shadow: none;
  border: none;
  padding: 0.2rem 0;
}

/* ===== Layout ===== */

.bb-content {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(1.5rem, 3vw, 2.5rem) var(--pad-x) clamp(2.5rem, 5vw, 4rem);
}

/* ===== Hero ===== */

.bb-hero {
  margin-top: clamp(1rem, 2vw, 1.5rem);
  padding: clamp(2.25rem, 4vw, 3.5rem);
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 3vw, 2.5rem);
  align-items: center;
}

.bb-hero--split {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
}

@media (max-width: 860px) {
  .bb-hero--split { grid-template-columns: 1fr; }
}

.bb-hero__content { display: grid; gap: 1rem; }

.bb-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent);
}
.bb-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.bb-hero h1 { color: var(--text); margin: 0; }
.bb-lead {
  font-size: 1.05rem;
  max-width: 38rem;
  color: var(--text-2);
}

.bb-hero__actions, .bb-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.25rem;
}

.bb-hero__highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.6rem;
  margin: 0.5rem 0 0;
}
.bb-hero__highlights div {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.bb-hero__highlights div:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.bb-hero__highlights dt {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
  margin-bottom: 0.15rem;
}
.bb-hero__highlights dd {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-3);
  line-height: 1.45;
}

.bb-hero__illustration {
  display: flex;
  justify-content: center;
  align-items: center;
}
.bb-hero__illustration img {
  width: min(100%, 360px);
  filter: drop-shadow(0 12px 24px rgba(15, 23, 42, 0.08));
}

/* ===== Buttons ===== */

.bb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.2rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.bb-btn:hover { transform: translateY(-1px); }
.bb-btn:active { transform: translateY(0); }

.bb-btn--primary {
  background: var(--ds-orange);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.bb-btn--primary:hover { background: var(--ds-orange-hover); color: #fff; box-shadow: var(--shadow-md); }

.bb-btn--accent {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.bb-btn--accent:hover { background: var(--accent-hover); color: #fff; box-shadow: var(--shadow-md); }

.bb-btn--outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.bb-btn--outline:hover {
  background: var(--surface-alt);
  color: var(--text);
  border-color: var(--text-3);
}

.bb-btn--ghost {
  background: transparent;
  color: var(--text-2);
  padding: 0.5rem 0.9rem;
}
.bb-btn--ghost:hover { color: var(--text); background: var(--surface-alt); }

/* ===== Sections ===== */

.bb-section {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding: clamp(2rem, 4vw, 3rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.bb-section--alt {
  background: var(--surface-alt);
}

.bb-section--ink {
  background: var(--bg-ink);
  color: var(--text-on-ink);
  border-color: transparent;
}
.bb-section--ink h1,
.bb-section--ink h2,
.bb-section--ink h3,
.bb-section--ink h4 { color: #fff; }
.bb-section--ink p { color: var(--text-on-ink-2); }
.bb-section--ink .bb-eyebrow { color: var(--ds-light-blue); }
.bb-section--ink .bb-eyebrow::before { background: var(--ds-light-blue); }

.bb-section__heading {
  max-width: 640px;
  margin: 0 auto clamp(1.5rem, 3vw, 2rem);
  text-align: center;
  display: grid;
  gap: 0.6rem;
  justify-items: center;
}

.bb-section__heading p { color: var(--text-2); }
.bb-section--ink .bb-section__heading p { color: var(--text-on-ink-2); }

/* ===== Grids ===== */

.bb-grid { display: grid; gap: clamp(1rem, 2.5vw, 1.5rem); }

.bb-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.bb-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.bb-grid--four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 900px) {
  .bb-grid--two,
  .bb-grid--three,
  .bb-grid--four { grid-template-columns: 1fr; }
}

@media (min-width: 600px) and (max-width: 900px) {
  .bb-grid--three,
  .bb-grid--four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.bb-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1rem, 2.5vw, 1.4rem);
}

.bb-card-grid--two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 1.4rem);
}
@media (max-width: 900px) {
  .bb-card-grid--two { grid-template-columns: 1fr; }
}

.bb-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(0.9rem, 2.5vw, 1.25rem);
}

/* ===== Cards ===== */

.bb-card,
.bb-detail,
.bb-feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.5rem;
  display: grid;
  gap: 0.6rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}

.bb-card:hover,
.bb-detail:hover,
.bb-feature-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.bb-section--alt .bb-card,
.bb-section--alt .bb-detail,
.bb-section--alt .bb-feature-card {
  background: var(--surface);
}

.bb-section--ink .bb-card,
.bb-section--ink .bb-detail,
.bb-section--ink .bb-feature-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--text-on-ink-2);
}
.bb-section--ink .bb-card:hover,
.bb-section--ink .bb-detail:hover,
.bb-section--ink .bb-feature-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: none;
}
.bb-section--ink .bb-card h3,
.bb-section--ink .bb-detail h3,
.bb-section--ink .bb-feature-card h3 { color: #fff; }

.bb-card ul,
.bb-detail ul,
.bb-feature-card ul {
  margin: 0;
  padding-left: 1.05rem;
  display: grid;
  gap: 0.3rem;
  color: var(--text-2);
  font-size: 0.92rem;
}

.bb-section--ink .bb-card ul,
.bb-section--ink .bb-detail ul,
.bb-section--ink .bb-feature-card ul { color: var(--text-on-ink-2); }

.bb-feature-card {
  position: relative;
}
.bb-feature-card__icon {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.25rem;
}
.bb-feature-card__icon svg { width: 18px; height: 18px; }

.bb-section--ink .bb-feature-card__icon {
  background: rgba(76, 184, 245, 0.15);
  color: var(--ds-light-blue);
}

/* ===== Process / Steps ===== */

.bb-process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(1rem, 2.5vw, 1.25rem);
  counter-reset: process-step;
}

.bb-process article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.5rem;
  position: relative;
  counter-increment: process-step;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.bb-process article:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.bb-process article::before {
  content: counter(process-step, decimal-leading-zero);
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

/* ===== Tech badges ===== */

.bb-tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.5rem;
}

.bb-tech-badge {
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 10px;
  font-weight: 500;
  font-size: 0.88rem;
  color: var(--text);
  text-align: center;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}
.bb-tech-badge:hover {
  background: var(--accent-soft);
  border-color: var(--accent-ring);
  color: var(--accent-hover);
  transform: translateY(-2px);
}

/* ===== Pills ===== */

.bb-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-hover);
  background: var(--accent-soft);
  border: 1px solid var(--accent-ring);
}

/* ===== Lists ===== */

.bb-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 0.55rem; }

.bb-list--border li {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-sm);
}

/* ===== Stats ===== */

.bb-stat-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
}
.bb-stat {
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-md);
  text-align: center;
}
.bb-stat strong {
  display: block;
  font-size: 1.65rem;
  color: var(--text);
}

/* ===== Project cards ===== */

.bb-project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2rem);
  display: grid;
  gap: 1.1rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.bb-project-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.bb-project-card + .bb-project-card { margin-top: clamp(1rem, 2.5vw, 1.4rem); }

.bb-project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.bb-project-meta span {
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--text-2);
  border: 1px solid var(--border);
  font-size: 0.76rem;
  font-weight: 500;
}

.bb-project-card .bb-detail {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  padding: 1.1rem 1.25rem;
}
.bb-project-card .bb-detail:hover {
  border-color: var(--border);
  box-shadow: none;
  transform: none;
}

/* ===== Contact ===== */

.bb-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: flex-start;
}
@media (max-width: 900px) {
  .bb-contact { grid-template-columns: 1fr; }
}

.bb-contact__info { display: grid; gap: 0.85rem; }
.bb-contact__info ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.6rem; }
.bb-contact__info li { display: grid; gap: 0.1rem; font-size: 0.95rem; color: var(--text-2); }
.bb-contact__info li strong { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-3); }

.bb-contact__form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  display: grid;
  gap: 0.9rem;
  box-shadow: var(--shadow-sm);
}

.bb-contact__form > div,
.bb-contact__form > label {
  display: grid;
  gap: 0.35rem;
}

.bb-contact__form label {
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--text);
}

.bb-contact__form > label span,
.bb-contact__form > div > label {
  font-weight: 500;
  font-size: 0.85rem;
}

.bb-contact__form label span[aria-hidden="true"] {
  color: var(--danger);
  margin-left: 2px;
}

.bb-contact__form input,
.bb-contact__form textarea {
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  width: 100%;
}
.bb-contact__form input:focus,
.bb-contact__form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-ring);
  outline: none;
}
.bb-contact__form input::placeholder,
.bb-contact__form textarea::placeholder { color: var(--text-3); }

.bb-contact__honeypot {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ===== Alert ===== */

.bb-alert {
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  background: var(--danger-bg);
  border: 1px solid var(--danger-border);
  color: var(--danger);
  margin-bottom: 1.25rem;
}
.bb-alert h4 { color: var(--danger); margin-bottom: 0.4rem; font-size: 0.95rem; }
.bb-alert ul { margin: 0; padding-left: 1.1rem; font-size: 0.9rem; }

/* ===== CTA banner ===== */

.bb-cta-banner {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding: clamp(2rem, 4vw, 3rem);
  background: var(--bg-ink);
  color: #fff;
  border-radius: var(--radius-xl);
  display: grid;
  gap: 0.85rem;
  text-align: center;
  justify-items: center;
}
.bb-cta-banner h2 { color: #fff; margin: 0; }
.bb-cta-banner p { color: var(--text-on-ink-2); max-width: 540px; margin: 0; }

.bb-cta-banner .bb-btn--primary {
  background: #fff;
  color: var(--text);
}
.bb-cta-banner .bb-btn--primary:hover { background: #f1f5f9; color: var(--text); }

.bb-cta-banner .bb-btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}
.bb-cta-banner .bb-btn--outline:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

/* ===== Highlight ===== */

.bb-highlight {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  border: 1px solid var(--accent-ring);
  color: var(--text);
}

/* ===== Footer ===== */

.bb-footer {
  margin-top: clamp(3rem, 5vw, 4rem);
  background: var(--bg-ink);
  color: var(--text-on-ink-2);
  padding: clamp(2.5rem, 5vw, 3.5rem) var(--pad-x) clamp(1.75rem, 3vw, 2.25rem);
}
.bb-footer a { color: var(--text-on-ink-2); }
.bb-footer a:hover { color: #fff; }

.bb-footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  gap: clamp(1.75rem, 3vw, 2.5rem);
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
}
@media (max-width: 760px) {
  .bb-footer__inner { grid-template-columns: 1fr; }
}

.bb-footer__brand {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
}
.bb-footer__brand svg, .bb-footer__brand img { width: 38px; height: 38px; color: #fff; flex: 0 0 auto; }
.bb-footer__brand h3 { color: #fff; margin: 0 0 0.3rem; font-size: 1.1rem; font-weight: 700; }
.bb-footer__brand p { color: var(--text-on-ink-2); font-size: 0.88rem; line-height: 1.55; }

.bb-footer__links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.bb-footer__links h4 {
  color: #fff;
  margin: 0 0 0.6rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.bb-footer__links a {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.bb-footer__meta {
  max-width: var(--container);
  margin: clamp(1.75rem, 3vw, 2.25rem) auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  font-size: 0.83rem;
  color: rgba(255, 255, 255, 0.55);
}
.bb-footer__meta a { color: rgba(255, 255, 255, 0.55); }
.bb-footer__meta a:hover { color: #fff; }

.bb-brand-text { color: var(--text); font-weight: 700; }
.bb-footer .bb-brand-text { color: #fff; }

/* ===== Breadcrumb ===== */

.bb-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  color: var(--text-3);
  margin-bottom: 0.75rem;
}
.bb-breadcrumb a { color: var(--text-2); }
.bb-breadcrumb a:hover { color: var(--text); }

/* ===== Success page ===== */

.bb-success {
  display: grid;
  place-items: center;
  text-align: center;
  padding: clamp(3rem, 6vw, 4.5rem);
  gap: 0.9rem;
}
.bb-success__icon {
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.25rem;
}
.bb-success__icon svg { width: 26px; height: 26px; }

/* ===== Focus ===== */

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

/* ===== Responsive ===== */

@media (max-width: 960px) {
  .bb-navbar__toggle { display: inline-flex; }
  .bb-navbar__links { display: none; }
  .bb-navbar__cta { display: none; }
  .bb-navbar.is-open .bb-navbar__links { display: grid; }
  .bb-navbar.is-open .bb-navbar__cta { display: inline-flex; }
}

@media (max-width: 720px) {
  .bb-content { padding-top: 1rem; }
  .bb-hero { padding: clamp(1.75rem, 6vw, 2.5rem); }
  .bb-section { padding: clamp(1.5rem, 5vw, 2rem); }
  .bb-section__heading { text-align: left; justify-items: start; }
  .bb-section__heading p { text-align: left; }
  .bb-cta-banner { text-align: left; justify-items: start; }
  .bb-cta-banner p { text-align: left; }
  .bb-navbar.is-open .bb-navbar__links { text-align: left; }
}

/* ===== Stats row (hero KPIs) ===== */

.bb-stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 720px) {
  .bb-stats-row { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.5rem; }
}

.bb-stat-item {
  display: grid;
  gap: 0.15rem;
  align-content: start;
}

.bb-stat-item strong {
  display: inline-flex;
  align-items: baseline;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.bb-stat-item strong small {
  font-size: 0.6em;
  color: var(--text-2);
  margin-left: 1px;
  font-weight: 700;
}

.bb-stat-item span {
  font-size: 0.78rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

/* ===== Tabs ===== */

.bb-tabs {
  display: grid;
  gap: 1.25rem;
}

.bb-tabs__nav {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.5rem;
  margin: 0 calc(var(--pad-x, 1.5rem) * -0.5);
  padding-left: calc(var(--pad-x, 1.5rem) * 0.5);
  padding-right: calc(var(--pad-x, 1.5rem) * 0.5);
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}

.bb-tabs__nav::-webkit-scrollbar { height: 6px; }
.bb-tabs__nav::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.bb-tab {
  flex: 0 0 auto;
  scroll-snap-align: start;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.bb-tab:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.bb-tab.is-active {
  background: var(--text);
  border-color: var(--text);
  color: #fff;
  transform: translateY(-1px);
}

.bb-tab__pill {
  font-size: 0.7rem;
  padding: 0 0.4rem;
  height: 1.1rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  display: inline-flex;
  align-items: center;
  font-weight: 700;
}

.bb-tab.is-active .bb-tab__pill {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.bb-tabs__body {
  position: relative;
  min-height: 200px;
}

.bb-tab-panel {
  display: none;
  animation: bbTabIn 0.3s var(--ease) both;
}

.bb-tab-panel.is-active { display: grid; gap: 1rem; }

@keyframes bbTabIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.bb-tab-panel__head {
  display: grid;
  gap: 0.4rem;
}

.bb-tab-panel__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 1.5rem);
  align-items: start;
}

@media (max-width: 760px) {
  .bb-tab-panel__grid { grid-template-columns: 1fr; }
}

.bb-tab-panel__list {
  margin: 0;
  padding-left: 1.05rem;
  display: grid;
  gap: 0.4rem;
  color: var(--text-2);
  font-size: 0.95rem;
}

.bb-tab-panel__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.bb-tab-panel__chips span {
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-2);
  font-weight: 500;
}

/* ===== Stepper (compact horizontal process) ===== */

.bb-stepper {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: stepper;
  position: relative;
}

@media (max-width: 760px) {
  .bb-stepper { grid-template-columns: 1fr 1fr; }
}

.bb-stepper li {
  position: relative;
  padding: 1rem 1.25rem 1rem 1rem;
  counter-increment: stepper;
  border-top: 2px solid var(--border);
  display: grid;
  gap: 0.25rem;
}

.bb-stepper li::before {
  content: counter(stepper);
  position: absolute;
  top: -16px;
  left: 1rem;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--text);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  border: 3px solid var(--surface);
  font-variant-numeric: tabular-nums;
}

.bb-stepper li h3 { margin: 0.5rem 0 0; font-size: 1rem; }
.bb-stepper li p { margin: 0; font-size: 0.88rem; color: var(--text-2); }

.bb-section--alt .bb-stepper li::before { border-color: var(--surface-alt); }

/* ===== Filter bar (projects) ===== */

.bb-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.5rem;
  align-items: center;
}

.bb-filter {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.bb-filter:hover { border-color: var(--border-strong); color: var(--text); }

.bb-filter.is-active {
  background: var(--text);
  border-color: var(--text);
  color: #fff;
}

.bb-filter span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--text-3);
  font-size: 0.7rem;
  font-weight: 700;
}

.bb-filter.is-active span { background: rgba(255, 255, 255, 0.18); color: #fff; }

/* ===== Project tile (compact gallery card) ===== */

.bb-project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: clamp(0.9rem, 2vw, 1.25rem);
}

.bb-project-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}

.bb-project-tile::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.bb-project-tile:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.bb-project-tile:hover::before,
.bb-project-tile.is-expanded::before { transform: scaleX(1); }

.bb-project-tile.is-hidden {
  opacity: 0;
  transform: scale(0.96);
  pointer-events: none;
  position: absolute;
  visibility: hidden;
}

.bb-project-tile__head {
  display: grid;
  gap: 0.45rem;
}

.bb-project-tile__head h3 {
  margin: 0;
  font-size: 1.15rem;
}

.bb-project-tile__tagline {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-2);
}

.bb-project-tile__tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.bb-project-tile__tech span {
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--text-2);
  font-weight: 500;
}

.bb-project-tile__footer {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.bb-project-tile__toggle {
  background: transparent;
  border: none;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-2);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0;
}

.bb-project-tile__toggle:hover { color: var(--text); }

.bb-project-tile__toggle svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s var(--ease);
}

.bb-project-tile.is-expanded .bb-project-tile__toggle svg { transform: rotate(180deg); }

.bb-project-tile__detail {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}

.bb-project-tile.is-expanded .bb-project-tile__detail { grid-template-rows: 1fr; }

.bb-project-tile__detail-inner {
  overflow: hidden;
  display: grid;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--text-2);
}

.bb-project-tile.is-expanded .bb-project-tile__detail-inner {
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.bb-project-tile__detail-block {
  display: grid;
  gap: 0.3rem;
}

.bb-project-tile__detail-block h4 {
  margin: 0;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  font-weight: 700;
}

.bb-project-tile__detail-block ul {
  margin: 0;
  padding-left: 1rem;
  display: grid;
  gap: 0.25rem;
  line-height: 1.5;
}

/* Empty filter state */
.bb-empty-state {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-3);
  font-size: 0.9rem;
}

/* ===== Marquee (industries strip) ===== */

.bb-marquee {
  position: relative;
  overflow: hidden;
  margin: 0 calc(var(--pad-x, 1.5rem) * -0.5);
  padding: 0.25rem 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.bb-marquee__track {
  display: flex;
  gap: 0.6rem;
  width: max-content;
  animation: bbMarquee 40s linear infinite;
}

.bb-marquee:hover .bb-marquee__track { animation-play-state: paused; }

@keyframes bbMarquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.bb-marquee a {
  flex: 0 0 auto;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 0.86rem;
  border-radius: 999px;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.bb-marquee a:hover {
  background: var(--accent-soft);
  border-color: var(--accent-ring);
  color: var(--accent-hover);
}

@media (prefers-reduced-motion: reduce) {
  .bb-marquee__track { animation: none; flex-wrap: wrap; width: 100%; }
}

/* ===== Accessibility: skip link ===== */

.bb-skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 1000;
  padding: 0.6rem 1rem;
  background: var(--text);
  color: #fff;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  transition: top 0.15s ease-out;
}

.bb-skip-link:focus,
.bb-skip-link:focus-visible {
  top: 0.5rem;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  color: #fff;
}

/* ===== Accessibility: form errors ===== */

.bb-contact__form input[aria-invalid="true"],
.bb-contact__form textarea[aria-invalid="true"] {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.12);
}

.bb-field-error {
  display: block;
  margin-top: 0.25rem;
  color: var(--danger);
  font-size: 0.82rem;
  font-weight: 500;
}

/* ===== Accessibility: touch target floor on small screens ===== */

@media (max-width: 720px) {
  .bb-btn,
  .bb-tab,
  .bb-filter,
  .bb-tech-badge,
  .bb-marquee a,
  .bb-navbar__links a,
  .bb-navbar__dropdown-trigger,
  .bb-footer__links a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .bb-project-tile__toggle { min-height: 44px; padding: 0.5rem 0; }
}

/* ===== Cookie consent banner ===== */

.bb-consent {
  position: fixed;
  z-index: 200;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  max-width: 640px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1rem 1.1rem;
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.35s var(--ease), opacity 0.25s var(--ease);
  pointer-events: none;
}

.bb-consent.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.bb-consent[hidden] {
  display: none !important;
}

.bb-consent__title {
  margin: 0 0 0.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.bb-consent__body {
  margin: 0 0 0.85rem;
  color: var(--text-2);
  font-size: 0.86rem;
  line-height: 1.55;
}

.bb-consent__body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.bb-consent__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.bb-consent__actions .bb-btn { min-height: 38px; padding: 0.55rem 0.95rem; font-size: 0.86rem; }

.bb-consent__customize {
  display: none;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
}

.bb-consent.is-customizing .bb-consent__customize { display: block; }

.bb-consent__option {
  display: grid;
  gap: 0.2rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.bb-consent__option:last-child { border-bottom: none; }

.bb-consent__option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.bb-consent__option-desc {
  font-size: 0.8rem;
  color: var(--text-2);
  font-weight: 400;
}

.bb-consent__option-disabled {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  font-weight: 700;
}

/* iOS-style toggle */
.bb-toggle {
  position: relative;
  width: 38px;
  height: 22px;
  flex: 0 0 auto;
  display: inline-block;
}

.bb-toggle input { position: absolute; opacity: 0; pointer-events: none; }

.bb-toggle__slider {
  position: absolute;
  inset: 0;
  background: var(--border-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s var(--ease);
}

.bb-toggle__slider::before {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: transform 0.2s var(--ease);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.bb-toggle input:checked + .bb-toggle__slider { background: var(--accent); }
.bb-toggle input:checked + .bb-toggle__slider::before { transform: translateX(16px); }

.bb-toggle input:focus-visible + .bb-toggle__slider {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ===== Long-form policy pages ===== */

.bb-prose {
  max-width: 760px;
  margin: 0 auto;
  display: grid;
  gap: 1.25rem;
}

.bb-prose h2 {
  margin: 1.25rem 0 0.5rem;
  font-size: 1.25rem;
  scroll-margin-top: 80px;
}

.bb-prose h3 {
  font-size: 1rem;
  margin: 0.75rem 0 0.25rem;
}

.bb-prose p,
.bb-prose ul,
.bb-prose ol {
  margin: 0;
  color: var(--text-2);
  line-height: 1.7;
  font-size: 0.96rem;
}

.bb-prose ul, .bb-prose ol {
  padding-left: 1.25rem;
  display: grid;
  gap: 0.4rem;
}

.bb-prose .bb-meta {
  font-size: 0.85rem;
  color: var(--text-3);
}

.bb-prose .bb-disclaimer {
  padding: 1rem 1.15rem;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-alt);
  font-size: 0.85rem;
  color: var(--text-2);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .bb-reveal { opacity: 1; transform: none; }
  .bb-consent { transition: none; }
}