.bd-tech-page {
    /* Design tokens — namespaced to avoid collisions */
    --bdt-accent:        #6846c6;
    --bdt-accent-dark:   #4f34a3;
    --bdt-accent-light:  #ede8fb;
    --bdt-ink:           #0e0e12;
    --bdt-ink-2:         #2c2c38;
    --bdt-ink-3:         #6b6b7d;
    --bdt-surface:       #f7f7fa;
    --bdt-border:        rgba(0,0,0,.08);
    --bdt-white:         #ffffff;
    --bdt-max-w:         1160px;
    --bdt-gutter:        clamp(24px, 5vw, 64px);
    --bdt-ease:          cubic-bezier(.22,1,.36,1);

    /* Reset within scope only */
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    color: var(--bdt-ink);
    background: #fff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.bd-tech-page *,
.bd-tech-page *::before,
.bd-tech-page *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.bd-tech-page a { text-decoration: none; color: inherit; }
.bd-tech-page img { display: block; max-width: 100%; }


/* ── SHARED SECTION / CONTAINER ─────────────────────────── */

.bd-tech-page .bdt-section {
    padding: 96px var(--bdt-gutter);
}

.bd-tech-page .bdt-container {
    max-width: var(--bdt-max-w); margin: 0 auto;
}

.bd-tech-page .bdt-eyebrow {
    display: inline-block;
    font-size: .72rem; font-weight: 700;
    letter-spacing: .2em; text-transform: uppercase;
    color: var(--bdt-accent); margin-bottom: 14px;
}

.bd-tech-page .bdt-section-title {
    font-size: clamp(1.9rem, 3.5vw, 2.8rem);
    color: var(--bdt-ink); line-height: 1.15;
}

/* ── INTRO ───────────────────────────────────────────────── */

.bd-tech-page .bdt-intro { background: #fff; }

.bd-tech-page .bdt-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: center;
}

.bd-tech-page .bdt-intro-text .bdt-section-title {
    margin-top: 10px; margin-bottom: 24px;
}

.bd-tech-page .bdt-intro-para {
    font-size: .975rem; color: var(--bdt-ink-3);
    line-height: 1.85; margin-bottom: 18px;
}

.bd-tech-page .bdt-intro-visual {
    border-radius: 20px; overflow: hidden;
    aspect-ratio: 4/3; position: relative;
}

.bd-tech-page .bdt-intro-visual img {
    width: 100%; height: 100%; object-fit: cover;
}

.bd-tech-page .bdt-intro-badge {
    position: absolute; bottom: 24px; left: 24px;
    background: rgba(14,14,18,.88);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 10px;
    padding: 14px 18px;
    display: flex; flex-direction: column; gap: 2px;
}

.bd-tech-page .bdt-badge-num {
    font-size: 1.8rem; color: #fff; line-height: 1;
}

.bd-tech-page .bdt-badge-label {
    font-size: .75rem; color: rgba(255,255,255,.5); font-weight: 500;
}

/* ── DOMAINS ─────────────────────────────────────────────── */

.bd-tech-page .bdt-domains { background: var(--bdt-surface); }

.bd-tech-page .bdt-domains-header {
    max-width: 600px; margin-bottom: 56px;
}

.bd-tech-page .bdt-domains-header .bdt-section-title {
    margin-top: 10px; margin-bottom: 14px;
}

.bd-tech-page .bdt-domains-header p {
    font-size: .97rem; color: var(--bdt-ink-3); line-height: 1.8;
}

.bd-tech-page .bdt-domains-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
}

.bd-tech-page .bdt-domain-card {
    background: #fff;
    padding: 40px 36px;
    position: relative; overflow: hidden;
    transition: background .25s;
}

.bd-tech-page .bdt-domain-card:first-child  { border-radius: 16px 0 0 0; }
.bd-tech-page .bdt-domain-card:nth-child(3)  { border-radius: 0 16px 0 0; }
.bd-tech-page .bdt-domain-card:nth-child(4)  { border-radius: 0 0 0 16px; }
.bd-tech-page .bdt-domain-card:last-child    { border-radius: 0 0 16px 0; }

.bd-tech-page .bdt-domain-card:hover { background: #fdfcff; }

.bd-tech-page .bdt-domain-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--bdt-accent);
    transform: scaleX(0); transform-origin: left;
    transition: transform .35s var(--bdt-ease);
}

.bd-tech-page .bdt-domain-card:hover::before { transform: scaleX(1); }

.bd-tech-page .bdt-domain-icon {
    width: 52px; height: 52px;
    border-radius: 12px;
    background: var(--bdt-ink);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 22px;
}

.bd-tech-page .bdt-domain-icon .material-icons-round {
    color: rgba(255,255,255,.8); font-size: 24px;
}

.bd-tech-page .bdt-domain-name {
    font-size: 1rem; font-weight: 600;
    color: var(--bdt-ink); margin-bottom: 10px;
}

.bd-tech-page .bdt-domain-desc {
    font-size: .88rem; color: var(--bdt-ink-3);
    line-height: 1.78; margin-bottom: 18px;
}

.bd-tech-page .bdt-domain-tags {
    display: flex; flex-wrap: wrap; gap: 6px;
}

.bd-tech-page .bdt-domain-tag {
    font-size: .7rem; font-weight: 600; letter-spacing: .05em;
    padding: 3px 10px; border-radius: 20px;
    background: var(--bdt-accent-light);
    color: var(--bdt-accent-dark);
}

/* ── TECH STACK ──────────────────────────────────────────── */

.bd-tech-page .bdt-stack {
    background: var(--bdt-ink);
    padding: 96px var(--bdt-gutter);
    position: relative; overflow: hidden;
}

.bd-tech-page .bdt-stack::before {
    content: '';
    position: absolute; inset: 0;
    background:
    radial-gradient(ellipse 55% 90% at 5% 50%, rgba(104,70,198,.28) 0%, transparent 55%),
    radial-gradient(ellipse 40% 60% at 95% 20%, rgba(37,99,235,.15) 0%, transparent 55%);
    pointer-events: none;
}

.bd-tech-page .bdt-stack .bdt-eyebrow {
    color: rgba(255,255,255,.4);
}

.bd-tech-page .bdt-stack .bdt-section-title {
    color: #fff; margin-top: 10px; margin-bottom: 52px;
}

.bd-tech-page .bdt-stack .bdt-section-title em {
    font-style: italic; color: rgba(255,255,255,.45);
}

.bd-tech-page .bdt-stack-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 14px; overflow: hidden;
    position: relative; z-index: 1;
}

.bd-tech-page .bdt-stack-col {
    padding: 40px 32px;
    background: rgba(255,255,255,.03);
    border-right: 1px solid rgba(255,255,255,.06);
    transition: background .3s;
}

.bd-tech-page .bdt-stack-col:last-child { border-right: none; }

.bd-tech-page .bdt-stack-col:hover {
    background: rgba(255,255,255,.055);
}

.bd-tech-page .bdt-stack-col-label {
    font-size: 3rem; font-weight: 700;
    letter-spacing: -0.1rem; text-transform: uppercase;
    color: rgba(255,255,255,.3); margin-bottom: 20px;
}

.bd-tech-page .bdt-stack-items {
    display: flex; flex-direction: column; gap: 11px;
}

.bd-tech-page .bdt-stack-item {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: .84rem; color: rgba(255,255,255,.6);
}

.bd-tech-page .bdt-stack-item::before {
    content: '';
    width: 5px; height: 5px; border-radius: 50%;
    background: var(--bdt-accent); flex-shrink: 0; margin-top: 6px;
}

/* ── IMAGE BREAK ─────────────────────────────────────────── */

.bd-tech-page .bdt-image-break {
    position: relative; height: 480px; overflow: hidden;
}

.bd-tech-page .bdt-image-break img {
    width: 100%; height: 100%;
    object-fit: cover; object-position: center 50%;
}

.bd-tech-page .bdt-image-break::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(
    to right,
    rgba(14,14,18,.9) 0%,
    rgba(14,14,18,.4) 55%,
    rgba(14,14,18,.1) 100%
    );
}

.bd-tech-page .bdt-image-break-content {
    position: absolute; inset: 0; z-index: 1;
    display: flex; align-items: center;
    padding: 0 var(--bdt-gutter);
}

.bd-tech-page .bdt-image-break-inner {
    max-width: var(--bdt-max-w); margin: 0 auto; width: 100%;
}

.bd-tech-page .bdt-image-break-quote {
    font-size: clamp(1.5rem, 2.8vw, 2.2rem);
    color: #fff; max-width: 600px;
    line-height: 1.35; font-style: italic;
}

.bd-tech-page .bdt-image-break-attr {
    margin-top: 20px;
    font-size: .8rem; font-weight: 600;
    color: rgba(255,255,255,.4); letter-spacing: .1em;
}

/* ── PLATFORMS ───────────────────────────────────────────── */

.bd-tech-page .bdt-platforms { background: #fff; }

.bd-tech-page .bdt-platforms-header {
    max-width: 600px; margin-bottom: 56px;
}

.bd-tech-page .bdt-platforms-header .bdt-section-title {
    margin-top: 10px; margin-bottom: 14px;
}

.bd-tech-page .bdt-platforms-header p {
    font-size: .97rem; color: var(--bdt-ink-3); line-height: 1.8;
}

.bd-tech-page .bdt-platform-list {
    display: flex; flex-direction: column; gap: 2px;
}

.bd-tech-page .bdt-platform-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px; align-items: center;
    padding: 36px 40px;
    background: var(--bdt-surface);
    transition: background .25s;
    cursor: default;
}

.bd-tech-page .bdt-platform-item:first-child { border-radius: 14px 14px 0 0; }
.bd-tech-page .bdt-platform-item:last-child  { border-radius: 0 0 14px 14px; }
.bd-tech-page .bdt-platform-item:hover       { background: #f0eefb; }

.bd-tech-page .bdt-platform-left {
    display: flex; align-items: center; gap: 28px;
}

.bd-tech-page .bdt-platform-index {
    font-size: 2.4rem;
    color: rgba(104,70,198,.18);
    line-height: 1; flex-shrink: 0; min-width: 48px;
}

.bd-tech-page .bdt-platform-name {
    font-size: 1.05rem; font-weight: 600;
    color: var(--bdt-ink); margin-bottom: 6px;
}

.bd-tech-page .bdt-platform-desc {
    font-size: .88rem; color: var(--bdt-ink-3); line-height: 1.7;
}

.bd-tech-page .bdt-platform-tag {
    font-size: .72rem; font-weight: 700;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--bdt-accent);
    padding: 5px 14px;
    border: 1px solid rgba(104,70,198,.22);
    border-radius: 20px; white-space: nowrap;
}

/* ── SECURITY ────────────────────────────────────────────── */

.bd-tech-page .bdt-security { background: var(--bdt-surface); }

.bd-tech-page .bdt-security .bdt-section-title {
    margin-top: 10px;
}

.bd-tech-page .bdt-security-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px; margin-top: 52px;
}

.bd-tech-page .bdt-security-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px; padding: 32px 28px;
    border: 1px solid var(--bdt-border);
    border-radius: 16px; align-items: start;
    background: #fff;
    transition: border-color .25s, box-shadow .25s;
}

.bd-tech-page .bdt-security-card:hover {
    border-color: rgba(104,70,198,.22);
    box-shadow: 0 8px 32px rgba(104,70,198,.07);
}

.bd-tech-page .bdt-security-icon {
    width: 48px; height: 48px; border-radius: 12px;
    background: var(--bdt-ink);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}

.bd-tech-page .bdt-security-icon .material-icons-round {
    color: rgba(255,255,255,.8); font-size: 22px;
}

.bd-tech-page .bdt-security-title {
    font-size: .97rem; font-weight: 600; margin-bottom: 8px;
}

.bd-tech-page .bdt-security-body {
    font-size: .88rem; color: var(--bdt-ink-3); line-height: 1.78;
}

/* ── CTA ─────────────────────────────────────────────────── */

.bd-tech-page .bdt-cta {
    padding: 80px var(--bdt-gutter); background: #fff;
}

.bd-tech-page .bdt-cta-inner {
    max-width: var(--bdt-max-w); margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 64px; align-items: center;
}

.bd-tech-page .bdt-cta-image {
    border-radius: 18px; overflow: hidden; aspect-ratio: 4/3;
}

.bd-tech-page .bdt-cta-image img {
    width: 100%; height: 100%; object-fit: cover;
}

.bd-tech-page .bdt-cta-text .bdt-eyebrow { margin-bottom: 12px; }

.bd-tech-page .bdt-cta-title {
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    color: var(--bdt-ink); line-height: 1.15; margin-bottom: 14px;
}

.bd-tech-page .bdt-cta-body {
    font-size: .95rem; color: var(--bdt-ink-3);
    line-height: 1.8; margin-bottom: 32px;
}

.bd-tech-page .bdt-cta-actions {
    display: flex; gap: 12px; flex-wrap: wrap;
}

.bd-tech-page .bdt-btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 13px 24px; background: var(--bdt-accent);
    color: #fff; font-size: .88rem; font-weight: 600;
    border-radius: 7px;
    transition: background .2s, transform .2s, box-shadow .2s;
}

.bd-tech-page .bdt-btn-primary:hover {
    background: var(--bdt-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(104,70,198,.28);
}

.bd-tech-page .bdt-btn-primary .material-icons-round { font-size: 16px; }

.bd-tech-page .bdt-btn-outline {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 13px 24px;
    border: 1.5px solid var(--bdt-border);
    color: var(--bdt-ink-2);
    font-size: .88rem; font-weight: 600;
    border-radius: 7px;
    transition: border-color .2s, background .2s, color .2s;
}

.bd-tech-page .bdt-btn-outline:hover {
    border-color: var(--bdt-accent);
    color: var(--bdt-accent);
    background: var(--bdt-accent-light);
}

/* ── SCROLL REVEAL ───────────────────────────────────────── */

.bd-tech-page .bdt-reveal {
    opacity: 0; transform: translateY(20px);
    transition: opacity .6s var(--bdt-ease), transform .6s var(--bdt-ease);
}

.bd-tech-page .bdt-reveal.bdt-visible {
    opacity: 1; transform: none;
}

.bd-tech-page .bdt-reveal[data-bdt-d="1"] { transition-delay: .08s; }
.bd-tech-page .bdt-reveal[data-bdt-d="2"] { transition-delay: .16s; }
.bd-tech-page .bdt-reveal[data-bdt-d="3"] { transition-delay: .24s; }
.bd-tech-page .bdt-reveal[data-bdt-d="4"] { transition-delay: .32s; }

/* ── RESPONSIVE ──────────────────────────────────────────── */

@media (max-width: 1024px) {
    .bd-tech-page .bdt-intro-grid {
    grid-template-columns: 1fr; gap: 48px;
    }
    .bd-tech-page .bdt-domains-grid {
    grid-template-columns: repeat(2, 1fr);
    }
    .bd-tech-page .bdt-domain-card:first-child  { border-radius: 16px 0 0 0; }
    .bd-tech-page .bdt-domain-card:nth-child(2)  { border-radius: 0 16px 0 0; }
    .bd-tech-page .bdt-domain-card:nth-child(3)  { border-radius: 0; }
    .bd-tech-page .bdt-domain-card:nth-child(5)  { border-radius: 0 0 0 16px; }
    .bd-tech-page .bdt-domain-card:last-child    { border-radius: 0 0 16px 0; }
    .bd-tech-page .bdt-stack-grid {
    grid-template-columns: repeat(2, 1fr);
    }
    .bd-tech-page .bdt-stack-col {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,.06);
    }
    .bd-tech-page .bdt-cta-inner { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .bd-tech-page .bdt-section { padding: 72px var(--bdt-gutter); }
    .bd-tech-page .bdt-domains-grid { grid-template-columns: 1fr; }
    .bd-tech-page .bdt-domain-card { border-radius: 0 !important; }
    .bd-tech-page .bdt-domain-card:first-child { border-radius: 16px 16px 0 0 !important; }
    .bd-tech-page .bdt-domain-card:last-child  { border-radius: 0 0 16px 16px !important; }
    .bd-tech-page .bdt-security-grid { grid-template-columns: 1fr; }
    .bd-tech-page .bdt-nav-links { display: none; }
    .bd-tech-page .bdt-platform-item { grid-template-columns: 1fr; gap: 16px; }
    .bd-tech-page .bdt-cta-actions { flex-direction: column; }
    .bd-tech-page .bdt-btn-primary,
    .bd-tech-page .bdt-btn-outline { width: 100%; justify-content: center; }
    .bd-tech-page .bdt-image-break { height: 340px; }
}