/* Projects / Builds page */

body.projects-page {
    background-color: #f4f5f7;
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.06) 1px, transparent 1px);
    background-size: 48px 48px;
}

body.modal-open { overflow: hidden; }

/* ── Section labels ─────────────────────────────────────────── */
.section-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: calc(var(--spacing) * 2);
    margin-bottom: calc(var(--spacing) * 0.6);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}
.section-label:first-of-type { margin-top: calc(var(--spacing) * 0.25); }

/* ── Card grid ──────────────────────────────────────────────── */
.pcard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 14px;
    margin-bottom: calc(var(--spacing) * 0.25);
}

/* ── Card shell ─────────────────────────────────────────────── */
.pcard {
    position: relative;
    border: 1px solid var(--border);
    border-left-width: 4px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: box-shadow 0.18s, transform 0.18s, border-color 0.18s;
}
.pcard:focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 2px;
}

/* Section tint backgrounds */
.pcard--kernels   { background: linear-gradient(145deg, #fff8f3 0%, #fff 55%); border-left-color: var(--brand); }
.pcard--inference { background: linear-gradient(145deg, #f3f7ff 0%, #fff 55%); border-left-color: #3b6fd9; }
.pcard--training  { background: linear-gradient(145deg, #f7f3ff 0%, #fff 55%); border-left-color: #7c5cbf; }
.pcard--agents    { background: linear-gradient(145deg, #f1fdf7 0%, #fff 55%); border-left-color: #0d9f6e; }

/* Hover — lift + deeper tint + glow */
.pcard:hover {
    transform: translateY(-4px);
    border-color: #c8ced8;
}
.pcard--kernels:hover   { box-shadow: 0 12px 32px rgba(201, 107, 48, 0.12); border-left-color: var(--brand); }
.pcard--inference:hover { box-shadow: 0 12px 32px rgba(59, 111, 217, 0.12); border-left-color: #3b6fd9; }
.pcard--training:hover  { box-shadow: 0 12px 32px rgba(124, 92, 191, 0.12); border-left-color: #7c5cbf; }
.pcard--agents:hover    { box-shadow: 0 12px 32px rgba(13, 159, 110, 0.12); border-left-color: #0d9f6e; }

/* Arrow that appears on hover — top-right corner */
.pcard::after {
    content: "↗";
    position: absolute;
    top: 16px;
    right: 18px;
    font-size: 1rem;
    opacity: 0;
    transform: translate(-4px, 4px);
    transition: opacity 0.18s, transform 0.18s, color 0.18s;
    pointer-events: none;
}
.pcard:hover::after { opacity: 1; transform: none; }
.pcard--kernels:hover::after   { color: var(--brand); }
.pcard--inference:hover::after { color: #3b6fd9; }
.pcard--training:hover::after  { color: #7c5cbf; }
.pcard--agents:hover::after    { color: #0d9f6e; }

/* ── Card header (compact visible content) ──────────────────── */
.pcard-header {
    padding: 20px 48px 22px 22px; /* right padding leaves room for the arrow */
    pointer-events: none;
}

.pcard-eyebrow {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.pcard-year {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--muted);
}
.pcard-hw {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: #c44d00;
    background: #fff3eb;
    border: 1px solid #ffd4b8;
    padding: 2px 8px;
    border-radius: 999px;
}

.pcard-name {
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
    margin-bottom: 6px;
    color: var(--text);
    transition: color 0.15s;
}
.pcard--kernels:hover   .pcard-name { color: #a84a00; }
.pcard--inference:hover .pcard-name { color: #2452a8; }
.pcard--training:hover  .pcard-name { color: #5a3e96; }
.pcard--agents:hover    .pcard-name { color: #087a53; }

.pcard-tags {
    font-size: 0.8rem;
    color: var(--muted);
    margin-bottom: 12px;
}
.pcard-blurb {
    font-size: 0.9rem;
    color: #444;
    line-height: 1.6;
    margin-bottom: 16px;
}

/* Peek chips — tinted per section */
.pcard-peek {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.pcard-chip {
    font-size: 0.76rem;
    font-weight: 500;
    padding: 3px 9px;
    border-radius: 4px;
    white-space: nowrap;
    border: 1px solid;
}
.pcard--kernels   .pcard-chip { color: #8b3a00; background: #fff0e6; border-color: #ffd4b0; }
.pcard--inference .pcard-chip { color: #1e3f8a; background: #e8efff; border-color: #bbd0ff; }
.pcard--training  .pcard-chip { color: #42218a; background: #ede6ff; border-color: #cdbeff; }
.pcard--agents    .pcard-chip { color: #0a5c3e; background: #e4f9ef; border-color: #a8e8cc; }

/* ── Full-screen project overlay ────────────────────────────── */
.pmodal {
    position: fixed;
    inset: 0;
    z-index: 300;
    background: #fff;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    animation: modalIn 0.22s ease both;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: none; }
}

/* Sticky back header */
.pmodal-head {
    position: sticky;
    top: 0;
    z-index: 1;
    background: #fff;
    border-top: 5px solid var(--border-top);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
}

/* Accent top border matches section */
.pmodal--kernels   .pmodal-head { border-top-color: var(--brand); }
.pmodal--inference .pmodal-head { border-top-color: #3b6fd9; }
.pmodal--training  .pmodal-head { border-top-color: #7c5cbf; }
.pmodal--agents    .pmodal-head { border-top-color: #0d9f6e; }

.pmodal-back {
    background: none;
    border: none;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--muted);
    cursor: pointer;
    padding: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.12s;
}
.pmodal-back:hover { color: var(--brand); }

/* Hero */
.pmodal-hero {
    padding: 36px 0 28px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 32px;
}
.pmodal-eyebrow {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--muted);
}
.pmodal-title {
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 10px;
    color: var(--text);
}
.pmodal-tags {
    font-size: 0.875rem;
    color: var(--muted);
}

/* ── Content inside modal ───────────────────────────────────── */
.pmodal-content { padding-bottom: 64px; }

.proj-lead {
    font-size: 1rem;
    line-height: 1.7;
    color: #333;
    margin-bottom: calc(var(--spacing) * 0.75);
    max-width: 68ch;
}

.pmodal-content .build-stats { margin-bottom: calc(var(--spacing) * 0.75); }

.proj-list {
    list-style: none;
    padding: 0;
    margin: 0 0 calc(var(--spacing) * 0.85);
}
.proj-list li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 0.85em;
    font-size: 0.95rem;
    line-height: 1.7;
    color: #2d2d2d;
}
.proj-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.62em;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #ccc;
}

.pmodal-content code {
    font-family: Consolas, Monaco, "Courier New", monospace;
    font-size: 0.85em;
    background: #f5f5f5;
    border: 1px solid #e0e0e0;
    border-radius: 3px;
    padding: 1px 5px;
}

.proj-figures {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: calc(var(--spacing) * 0.85);
}
.proj-figures img {
    width: 100%;
    height: auto;
    display: block;
    border: 1px solid var(--border);
    border-radius: 3px;
    background: #fafafa;
}
.proj-figures .figure-wide { grid-column: 1 / -1; }

.proj-links {
    font-size: 0.9rem;
    font-weight: 600;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}
.proj-links a { color: var(--brand); }
.proj-links a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Pipeline visualization */
.proj-pipeline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: calc(var(--spacing) * 0.75);
    padding: 16px 18px;
    background: #fafafa;
    border: 1px solid var(--border);
    border-radius: 3px;
}
.pipeline-node {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 8px 14px;
}
.pnode-label { font-size: 0.82rem; font-weight: 600; color: var(--text); line-height: 1.3; }
.pnode-sub   { font-size: 0.7rem; color: var(--muted); margin-top: 2px; line-height: 1.3; }
.pipeline-arrow { font-size: 0.9rem; color: #ccc; flex-shrink: 0; }

.pipeline-node-rl { border-color: var(--brand); background: #fff8f2; }
.pipeline-node-rl .pnode-label { color: var(--brand); }
.pipeline-node-result { border-color: #2da44e; background: #f0faf4; }
.pipeline-node-result .pnode-label { color: #1a6632; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 640px) {
    .pcard-grid { grid-template-columns: 1fr; }
    .pmodal-title { font-size: 1.5rem; }
    .proj-figures { grid-template-columns: 1fr; }
    .proj-figures .figure-wide { grid-column: auto; }
    .proj-pipeline { flex-direction: column; align-items: flex-start; }
    .pipeline-arrow { padding-left: 16px; }
}