/* ============================================================
   PROJECTS (social-proof band, locked position under hero)
   Ground: engineering paper, a 32px grid fading at the edges.
============================================================ */
#projects {
    position: relative;
    padding: var(--section-pad) 0;
    background: var(--white);
    isolation: isolate;
}
#projects::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(31,26,23,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(31,26,23,0.06) 1px, transparent 1px);
    background-size: 32px 32px;
    background-position: center top;
    -webkit-mask-image: radial-gradient(70% 70% at 50% 45%, #000 30%, transparent 100%);
            mask-image: radial-gradient(70% 70% at 50% 45%, #000 30%, transparent 100%);
}
#projects .section-header { margin: 0 auto 48px; text-align: center; }
#projects .section-header p { margin: 0 auto; }

.project-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px 28px;
    margin: 0;
    padding: 0;
}
.project-grid.is-single { grid-template-columns: minmax(0, 820px); justify-content: center; }

.project-card {
    background: var(--white);
    border: 1px solid rgba(31,26,23,0.08);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-app);
}

.project-frame { display: block; background: var(--paper); border-bottom: 1px solid var(--whitegrey); }
.project-frame:focus-visible { outline: 2px solid var(--green-dark); outline-offset: 3px; }
.project-frame img {
    display: block;
    aspect-ratio: 16 / 10;
    width: 100%;
    height: auto;
    object-fit: cover;
    object-position: top left;
}

.project-body {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px 24px;
    flex-wrap: wrap;
    padding: 20px 24px 22px;
}
.project-body h3 { font-size: 1.25rem; }
.project-body p  { font-size: 0.975rem; color: var(--midgrey); }

/* chips: one row of four, divided by hairlines, no boxes */
.proof-chips {
    margin: 64px auto 0;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 0;
    border-top: 1px solid var(--whitegrey);
    border-bottom: 1px solid var(--whitegrey);
}
.proof-chip { padding: 28px 22px; }
.proof-chip + .proof-chip { border-left: 1px solid var(--whitegrey); }
.proof-chip-num {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 2.4vw, 2rem);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--base);
}
.proof-chip-label { display: block; font-size: 0.9rem; color: var(--midgrey); margin-top: 8px; line-height: 1.45; }

/* the tools, set as a row of wordmarks in type */
.tools-strip {
    margin: 36px auto 0;
    text-align: center;
}
.tools-strip-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--midgrey);
    margin-bottom: 14px;
}
.tools-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 30px;
    padding: 0;
}
.tools-list li {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--midgrey);
}

@media (prefers-reduced-motion: reduce) {
    .project-card, .project-card:hover { transition: none; transform: none; }
}