/* ============================================================
   HDK EXPERTS — ABOUT / FOUNDER PAGE
   ============================================================ */

/* ── HERO ── */
.ab-hero {
    padding: clamp(7rem, 12vw, 10rem) 0 4rem;
}

.ab-hero-label {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.76rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 3.5rem;
}

.ab-split {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: clamp(2.5rem, 6vw, 6rem);
    align-items: center;
}

/* ── PHOTO FRAME ── */
.ab-photo-col { position: relative; }

.ab-photo-frame {
    position: relative;
    width: 340px;
    height: 420px;
    margin: 0 auto;
}

.ab-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    border-radius: 28px;
    filter: grayscale(18%) contrast(1.06);
    border: 1px solid var(--border-hi);
    position: relative;
    z-index: 2;
}

.ab-photo-ring {
    position: absolute;
    border-radius: 34px;
    border: 1px solid;
    z-index: 1;
}

.ab-ring-1 {
    inset: -12px;
    border-color: rgba(0, 255, 135, 0.22);
    animation: ringPulse 3s ease-in-out infinite;
}

.ab-ring-2 {
    inset: -26px;
    border-color: rgba(255, 45, 120, 0.12);
    animation: ringPulse 3s ease-in-out 1.5s infinite;
}

@keyframes ringPulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50%       { opacity: 1;   transform: scale(1.015); }
}

.ab-badge {
    position: absolute;
    z-index: 4;
    border: 1px solid var(--border-hi);
    background: rgba(10, 10, 10, 0.88);
    backdrop-filter: blur(12px);
    border-radius: 14px;
    padding: 0.65rem 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.78rem;
    color: var(--text);
    white-space: nowrap;
}

.ab-badge-top {
    top: -18px;
    right: -28px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.1rem;
}

.ab-badge-val {
    font-family: var(--font-head);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--green);
    line-height: 1;
}

.ab-badge-label { color: var(--muted); font-size: 0.72rem; line-height: 1.3; }

.ab-badge-bot {
    bottom: -18px;
    left: -24px;
}

.ab-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
    flex-shrink: 0;
    box-shadow: 0 0 0 0 rgba(0,255,135,0.5);
    animation: blink 1.4s ease-out infinite;
}

@keyframes blink {
    0%   { box-shadow: 0 0 0 0   rgba(0,255,135,0.55); }
    100% { box-shadow: 0 0 0 10px rgba(0,255,135,0);   }
}

/* ── COPY ── */
.ab-copy-col { display: grid; gap: 1rem; }

.ab-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--green);
}

.ab-name {
    font-family: var(--font-head);
    font-size: clamp(3.6rem, 8vw, 6.4rem);
    line-height: 0.92;
    letter-spacing: -0.03em;
    margin: 0.2rem 0;
}

.ab-name-accent {
    -webkit-text-stroke: 1.5px var(--green);
    color: transparent;
}

.ab-title-line {
    font-size: 0.92rem;
    color: var(--muted);
    letter-spacing: 0.02em;
}

.ab-location { font-size: 0.88rem; color: var(--muted); }

.ab-bio {
    font-size: 1.05rem;
    line-height: 1.78;
    color: rgba(242,242,242,0.8);
    max-width: 56ch;
    border-left: 2px solid var(--green);
    padding-left: 1rem;
}

.ab-bio em { color: var(--green); font-style: normal; font-weight: 600; }

.ab-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.ab-link-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.5rem 0.9rem;
    font-size: 0.82rem;
    color: var(--muted);
    background: var(--card);
    transition: border-color 200ms ease, color 200ms ease;
}

.ab-link-pill svg { width: 15px; height: 15px; flex-shrink: 0; }
.ab-link-pill:hover { border-color: var(--green); color: var(--green); }

/* ── STATS ROW ── */
.ab-stats-grid {
    display: flex;
    flex-direction: row;
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 2rem;
}

.ab-stat {
    flex: 1;
    background: var(--card);
    padding: 1.6rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    border-right: 1px solid var(--border);
}

.ab-stat:last-child {
    border-right: none;
}

.ab-stat-val {
    font-family: var(--font-head);
    font-size: clamp(2.2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--green);
    line-height: 1;
}

.ab-stat-label { font-size: 0.82rem; color: var(--muted); }

/* ── SECTION COMMON ── */
.ab-section { margin-bottom: 5rem; }

.ab-section-eye {
    font-size: 0.76rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 0.55rem;
}

.ab-section-h2 {
    font-family: var(--font-head);
    font-size: clamp(1.7rem, 4vw, 2.8rem);
    margin-bottom: 1.8rem;
}

/* ── SKILLS ── */
.ab-skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.75rem;
}

.ab-skill-card {
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--card);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: border-color 200ms ease, transform 200ms ease;
}

.ab-skill-card:hover {
    border-color: var(--green);
    transform: translateY(-2px);
}

.ab-skill-icon { font-size: 1.4rem; }
.ab-skill-name { font-size: 0.88rem; line-height: 1.35; }

/* ── TIMELINE ── */
.ab-timeline { display: grid; gap: 0; position: relative; }

.ab-timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 16px;
    bottom: 16px;
    width: 1px;
    background: var(--border);
}

.ab-tl-item {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: 1.2rem;
    padding-bottom: 2.5rem;
    position: relative;
}

.ab-tl-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid var(--border-hi);
    background: var(--black);
    flex-shrink: 0;
    margin-top: 2px;
    position: relative;
    z-index: 1;
}

.ab-dot-green { border-color: var(--green); background: rgba(0,255,135,0.12); }
.ab-dot-pink  { border-color: var(--pink);  background: rgba(255,45,120,0.12); }
.ab-dot-peach { border-color: var(--peach); background: rgba(255,138,92,0.12); }

.ab-tl-period {
    font-size: 0.76rem;
    letter-spacing: 0.08em;
    color: var(--muted);
    text-transform: uppercase;
    margin-bottom: 0.35rem;
}

.ab-tl-role {
    font-family: var(--font-head);
    font-size: 1.18rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.ab-tl-company {
    font-size: 0.85rem;
    color: var(--green);
    margin-bottom: 0.55rem;
}

.ab-tl-desc { font-size: 0.9rem; color: var(--muted); line-height: 1.65; }

/* ── EDUCATION ── */
.ab-edu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.ab-edu-card {
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--card);
    padding: 1.2rem;
    transition: border-color 200ms ease;
}

.ab-edu-card:hover { border-color: var(--border-hi); }

.ab-edu-year {
    font-size: 0.74rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--pink);
    margin-bottom: 0.5rem;
}

.ab-edu-card h3 {
    font-family: var(--font-head);
    font-size: 1.05rem;
    margin-bottom: 0.3rem;
}

.ab-edu-card p { font-size: 0.85rem; color: var(--muted); }

/* ── CERTIFICATIONS ── */
.ab-certs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.ab-cert-pill {
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.5rem 1rem;
    font-size: 0.84rem;
    background: var(--card);
    color: var(--muted);
    transition: border-color 200ms ease, color 200ms ease;
}

.ab-cert-pill:hover { border-color: var(--aqua); color: var(--aqua); }

/* ── CTA WRAP ── */
.ab-cta-wrap { margin-bottom: 2rem; }

/* ── ACTIVE NAV ── */
.nav-active { color: var(--green) !important; }

/* ── RESPONSIVE ── */
@media (max-width: 860px) {
    .ab-split {
        grid-template-columns: 1fr;
    }

    .ab-photo-frame {
        width: 260px;
        height: 320px;
    }

    .ab-stats-grid {
        flex-wrap: wrap;
    }
    .ab-stat {
        flex: 1 1 45%;
    }
}

@media (max-width: 480px) {
    .ab-stats-grid {
        flex-direction: column;
    }
    .ab-stat {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .ab-stat:last-child { border-bottom: none; }

    .ab-name { font-size: 3rem; }
}