/* Homepage design system — the Applied-AI refresh ("Instrument").
   Separate from the base theme (style.css). Loaded after it, so these win.
   Direction: keep the sidebar + amber identity; spend the boldness on the
   outcome metrics, which are the real proof of an applied-AI leader. */

:root {
    --ink: #1c1c28;        /* headings */
    --slate: #3d3d50;      /* body */
    --muted: #86868f;      /* secondary text */
    --faint: #a6a6b0;      /* tertiary / dates */
    --hair: #e9e9ef;       /* hairlines */
    --mist: #f7f7fa;       /* quiet fills */
    --amber: #ffc107;      /* brand accent */
    --amber-deep: #b07c00; /* amber that passes contrast on white */
    --amber-wash: #fff7e0; /* metric chip fill */
    --amber-edge: #f1e0ad; /* metric chip border */
    --font-display: 'Space Grotesk', 'Hind', sans-serif;
}

/* ---- Display type on structural headings ---- */
.header .content h1,
.section-title h2,
.ai-card h3,
.exp-company > h3 {
    font-family: var(--font-display);
    letter-spacing: -0.01em;
}

/* ---- Section headers: ink + an amber tick, not faint grey ---- */
.section-title {
    margin-bottom: 22px;
}

.section-title h2 {
    color: var(--ink);
    font-size: 21px;
    font-weight: 600;
    margin: 0;
    line-height: 1.3;
}

.section-title h2::after {
    content: "";
    display: block;
    width: 30px;
    height: 3px;
    margin-top: 11px;
    background: var(--amber);
    border-radius: 2px;
}

/* ---- Sidebar hero ---- */
.header .profile-img img {
    border-radius: 6px;
}

.header .content h1 {
    font-weight: 700;
    font-size: 30px;
    color: var(--ink);
    margin-bottom: 10px;
}

.header .content .lead {
    display: block;
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--slate);
    margin: 0 0 2px;
}

.header .content .lead-sub {
    font-size: 15px;
    color: var(--muted);
    margin: 0 0 4px;
}

.header .content .about-text {
    margin-top: 16px;
}

.header .content .about-text p {
    line-height: 1.7;
}

.sidebar-actions {
    margin-top: 26px;
}

.sidebar-actions .btn-primary {
    display: block;
    width: 100%;
    margin: 0;
    padding: 14px 20px 12px;
    font-size: 14px;
    text-align: center;
}

@media (max-width: 768px) {
    .sidebar-actions {
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* Center the social icons under the full-width resume button */
.social-icon {
    text-align: center;
}

/* ---- Section intro line ---- */
.section-intro {
    color: var(--muted);
    margin: -8px 0 24px;
    max-width: 60ch;
    line-height: 1.6;
}

/* ---- Selected AI Systems: flat cards, metrics are the hero ---- */
.ai-systems-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.ai-card {
    border: 1px solid var(--hair);
    border-radius: 8px;
    padding: 24px 26px;
    background: #ffffff;
}

.ai-card:hover {
    border-color: #d7d7e0;
}

.ai-card h3 {
    margin: 0 0 8px;
    font-size: 18px;
    font-weight: 600;
    text-transform: none;
    color: var(--ink);
    line-height: 1.3;
}

.ai-card .ai-problem {
    color: var(--slate);
    font-size: 15px;
    margin: 0 0 14px;
    line-height: 1.6;
}

.ai-card .ai-did {
    margin: 0 0 18px;
    padding: 0;
    list-style: none;
}

.ai-card .ai-did li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 8px;
    line-height: 1.6;
    color: var(--slate);
}

.ai-card .ai-did li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #c9c9d2;
}

/* results row — separated by a rule, amber-tinted data chips */
.ai-outcomes {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--hair);
}

.chip {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    line-height: 1.3;
    padding: 6px 12px;
    border-radius: 6px;
    background: var(--amber-wash);
    border: 1px solid var(--amber-edge);
    color: #6f4e00;
}

.ai-card .ai-note {
    margin: 12px 0 0;
    font-size: 12.5px;
    color: var(--faint);
    line-height: 1.5;
}

/* ---- Experience: company + promotion ladder ---- */
.exp-company {
    margin-bottom: 38px;
}

.exp-company:last-child {
    margin-bottom: 0;
}

.exp-company > h3 {
    font-size: 19px;
    font-weight: 600;
    text-transform: none;
    color: var(--ink);
    margin: 0 0 3px;
}

.exp-company > h4 {
    color: var(--muted);
    font-weight: 400;
    margin-bottom: 18px;
}

.exp-company > h4 small {
    color: var(--faint);
}

.exp-role {
    margin: 0 0 18px;
    padding-left: 18px;
    border-left: 2px solid var(--hair);
}

.exp-role:last-child {
    margin-bottom: 0;
}

.exp-role h5 {
    margin: 0 0 8px;
    font-weight: 600;
    color: var(--ink);
    font-size: 15px;
}

.exp-role h5 small {
    color: var(--faint);
    font-weight: 400;
}

.exp-role ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.exp-role ul li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 6px;
    line-height: 1.65;
    color: var(--slate);
}

.exp-role ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #d2d2db;
}

/* ---- How I lead AI teams ---- */
.leadership-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.leadership-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 15px;
    line-height: 1.7;
    color: var(--slate);
}

.leadership-list li:last-child {
    margin-bottom: 0;
}

.leadership-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 9px;
    height: 9px;
    border-radius: 2px;
    background: var(--amber);
}

.leadership-list strong {
    color: var(--ink);
    font-weight: 600;
}

/* ---- Skills: grouped tags ---- */
.skill-group {
    margin-bottom: 22px;
}

.skill-group:last-child {
    margin-bottom: 0;
}

.skill-group h3 {
    font-family: var(--font-display);
    font-size: 13px;
    letter-spacing: 0.01em;
    text-transform: none;
    color: var(--muted);
    font-weight: 600;
    margin: 0 0 11px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    display: inline-block;
    font-size: 13px;
    padding: 5px 12px;
    border-radius: 6px;
    background: var(--mist);
    border: 1px solid var(--hair);
    color: var(--slate);
}

/* ---- Writing ---- */
.writing-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.writing-item {
    display: flex;
    gap: 18px;
    padding-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--hair);
}

.writing-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.writing-thumb {
    flex: 0 0 120px;
    display: block;
}

.writing-thumb img {
    width: 100%;
    aspect-ratio: 1200 / 630;
    object-fit: cover;
    border-radius: 6px;
    display: block;
}

.writing-body h3 {
    margin: 0 0 4px;
    font-size: 16px;
    text-transform: none;
    font-weight: 600;
    font-family: var(--font-display);
}

.writing-body h3 a {
    color: var(--ink);
}

.writing-body h3 a:hover {
    color: var(--amber-deep);
}

.writing-body .writing-date {
    color: var(--faint);
    font-size: 13px;
    margin: 0 0 6px;
}

.writing-body p {
    margin: 0 0 6px;
    line-height: 1.6;
    color: var(--slate);
}

.writing-all {
    margin-top: 18px;
}

@media (max-width: 520px) {
    .writing-item {
        flex-direction: column;
        gap: 10px;
    }
    .writing-thumb {
        flex-basis: auto;
        max-width: 220px;
    }
}

/* ---- Earlier work (collapsed) ---- */
.earlier-work {
    border: 1px solid var(--hair);
    border-radius: 8px;
    background: var(--mist);
}

.earlier-work > summary {
    cursor: pointer;
    padding: 16px 20px;
    font-weight: 600;
    color: var(--ink);
    list-style: none;
    outline: none;
}

.earlier-work > summary::-webkit-details-marker {
    display: none;
}

.earlier-work > summary::after {
    content: "+";
    float: right;
    color: var(--amber-deep);
    font-weight: 700;
    font-size: 18px;
    line-height: 1.4;
}

.earlier-work[open] > summary::after {
    content: "\2013";
}

.earlier-work .earlier-body {
    padding: 4px 20px 16px;
}

.earlier-work .content-item {
    margin-bottom: 22px;
}

.earlier-work .content-item:last-child {
    margin-bottom: 6px;
}

.earlier-work .content-item h3 {
    font-size: 14px;
    text-transform: none;
    color: var(--ink);
}

.earlier-work .content-item p {
    color: var(--slate);
}

/* ---- Contact ---- */
.contact-lines address {
    margin-bottom: 18px;
    line-height: 1.7;
}

.contact-lines strong {
    color: var(--ink);
}

.personal-line {
    color: var(--muted);
    font-size: 14px;
    margin-top: 10px;
}

/* ---- Accessibility: visible focus, reduced motion ---- */
a:focus-visible,
.btn:focus-visible,
button:focus-visible,
summary:focus-visible,
.form-control:focus-visible {
    outline: 2px solid var(--amber-deep);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }
}

/* ---- Navbar CTA buttons: Contact (outline) + Resume (filled), on theme ---- */
.navbar-default .navbar-nav > li.nav-cta > a.nav-btn {
    display: inline-block;
    margin: 7px 4px;
    padding: 8px 18px 7px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
    text-transform: none;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.navbar-default .navbar-nav > li.nav-cta > a.nav-btn-ghost {
    border: 1.5px solid #ffc107;
    color: #1c1c28;
    background: transparent;
}

.navbar-default .navbar-nav > li.nav-cta > a.nav-btn-ghost:hover,
.navbar-default .navbar-nav > li.nav-cta > a.nav-btn-ghost:focus {
    background: #fff8e6;
    color: #1c1c28;
}

.navbar-default .navbar-nav > li.nav-cta > a.nav-btn-primary {
    border: 1.5px solid #ffc107;
    background: #ffc107;
    color: #1c1c28;
}

.navbar-default .navbar-nav > li.nav-cta > a.nav-btn-primary:hover,
.navbar-default .navbar-nav > li.nav-cta > a.nav-btn-primary:focus {
    background: #ffb300;
    border-color: #ffb300;
    color: #1c1c28;
}

@media (max-width: 767px) {
    .navbar-default .navbar-nav > li.nav-cta > a.nav-btn {
        margin: 6px 15px;
    }
}

/* Active nav link: an amber underline, not a grey box */
.navbar-default .navbar-nav > .active:not(.nav-cta) > a,
.navbar-default .navbar-nav > .active:not(.nav-cta) > a:hover,
.navbar-default .navbar-nav > .active:not(.nav-cta) > a:focus {
    background: transparent;
    color: #1c1c28;
    box-shadow: inset 0 -2px 0 #ffc107;
}

/* ---- Products: Reel Studio card (echoes the product's own paper look) ---- */
.product-card {
    display: block;
    position: relative;
    padding: 24px 26px;
    background-color: #F4EFE6;
    background-image: radial-gradient(circle, rgba(0,0,0,.08) 0.8px, transparent 1.2px);
    background-size: 7px 7px;
    border: 2px solid #000;
    border-radius: 8px;
    color: var(--ink);
    text-decoration: none;
    box-shadow: 6px 6px 0 #FF4A1C;
    transition: transform .12s ease, box-shadow .12s ease;
}
.product-card:hover,
.product-card:focus {
    color: var(--ink);
    text-decoration: none;
    transform: translate(-2px, -2px);
    box-shadow: 8px 8px 0 #FF4A1C;
}
.product-card h3 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    margin: 8px 0 8px;
    text-transform: none;
    color: #000;
}
.product-card p { color: var(--slate); margin: 0 0 14px; line-height: 1.6; }
.product-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: #000;
    background: #FF4A1C;
    padding: 3px 10px;
    border-radius: 4px;
}
.product-link { font-weight: 600; color: #000; text-decoration: underline; text-underline-offset: 3px; }
@media (prefers-reduced-motion: reduce) {
    .product-card { transition: none; }
}