.project-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.35rem;
    align-items: start;
}

.project-card {
    min-width: 0;
    padding: 1rem;
    overflow: hidden;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: rgba(255, 255, 255, 0.78);
    box-shadow: 0 12px 34px rgba(29, 45, 70, 0.055), inset 0 1px 0 #ffffff;
    transition: border-color 240ms ease, box-shadow 280ms ease, transform 280ms var(--ease);
}

@supports (backdrop-filter: blur(1px)) {
    .project-card {
        -webkit-backdrop-filter: blur(20px) saturate(150%);
        backdrop-filter: blur(20px) saturate(150%);
    }
}

.project-card:hover {
    border-color: rgba(0, 113, 227, 0.2);
    box-shadow: var(--shadow-card), inset 0 1px 0 #ffffff;
    transform: translateY(-4px);
}

.project-card.is-expanded {
    border-color: rgba(0, 113, 227, 0.34);
    box-shadow: 0 26px 64px rgba(28, 65, 119, 0.14), inset 0 1px 0 #ffffff;
}

.project-media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border: 1px solid rgba(0, 113, 227, 0.09);
    border-radius: 20px;
    background:
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.92), transparent 32%),
        linear-gradient(145deg, var(--project-soft, #e8f2ff), #f9fbff);
}

.project-media::before,
.project-media::after {
    content: "";
    position: absolute;
    border: 1px solid color-mix(in srgb, var(--project-accent, #0071e3) 20%, transparent);
    border-radius: 50%;
}

.project-media::before {
    width: 78%;
    height: 125%;
    top: -48%;
    right: -14%;
}

.project-media::after {
    width: 58%;
    height: 92%;
    bottom: -42%;
    left: -10%;
}

.project-image {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    transform: scale(var(--project-image-scale, 1));
}

.project-media--logo {
    background: #ffffff;
}

.project-image--logo {
    padding: clamp(0.55rem, 2vw, 1rem);
    object-fit: contain;
}

.project-media--mark {
    background:
        radial-gradient(circle at 50% 44%, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.72) 45%, transparent 72%),
        linear-gradient(145deg, var(--project-soft, #e8f2ff), #f9fbff);
}

.project-image--mark {
    padding: 14% 25%;
    object-fit: contain;
}

.project-media--wide {
    background: var(--project-image-bg, var(--project-soft, #e8f2ff));
}

.project-image--wide {
    object-fit: contain;
}

.project-media.has-image-error .project-placeholder {
    opacity: 1;
}

.project-placeholder {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: grid;
    place-items: center;
    color: color-mix(in srgb, var(--project-accent, #0071e3) 62%, #ffffff);
}

.project-placeholder::before {
    content: "";
    position: absolute;
    width: 62%;
    aspect-ratio: 1;
    border: 1px solid color-mix(in srgb, var(--project-accent, #0071e3) 16%, transparent);
    border-radius: 50%;
    box-shadow: 0 0 0 34px color-mix(in srgb, var(--project-accent, #0071e3) 4%, transparent), 0 0 0 68px color-mix(in srgb, var(--project-accent, #0071e3) 3%, transparent);
}

.project-placeholder span {
    position: relative;
    z-index: 2;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 520;
    letter-spacing: -0.06em;
}

.project-summary {
    min-height: 72px;
    padding: 1.05rem 0.2rem 0.15rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.project-summary h3 {
    min-width: 0;
    margin: 0;
    font-size: clamp(1.18rem, 1.7vw, 1.5rem);
    line-height: 1.15;
    letter-spacing: -0.043em;
}

.project-toggle {
    position: relative;
    width: 44px;
    height: 44px;
    padding: 0;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    color: var(--color-text);
    border: 1px solid var(--color-line);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.78);
    box-shadow: 0 7px 18px rgba(27, 44, 69, 0.09), inset 0 1px 0 #ffffff;
    cursor: pointer;
    transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease, transform 240ms var(--ease);
}

.project-toggle:hover {
    color: var(--color-accent);
    border-color: rgba(0, 113, 227, 0.3);
    background: #ffffff;
}

.project-toggle svg {
    transition: transform 240ms var(--ease);
}

.project-toggle[aria-expanded="true"] svg {
    transform: rotate(180deg);
}

.project-details {
    display: grid;
    grid-template-rows: 0fr;
    opacity: 0;
    visibility: hidden;
    transition: grid-template-rows 320ms var(--ease), opacity 220ms ease, visibility 0s linear 320ms;
}

.project-card.is-expanded .project-details {
    grid-template-rows: 1fr;
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
}

.project-details-inner {
    min-height: 0;
    overflow: hidden;
}

.project-description {
    margin: 0.85rem 0 0;
    padding: 1.15rem 0.2rem 0;
    color: var(--color-muted);
    border-top: 1px solid var(--color-line);
    font-size: 0.94rem;
    line-height: 1.62;
}

.project-tech {
    margin: 1.05rem 0 0;
    color: var(--color-subtle);
    font-size: 0.74rem;
    font-weight: 620;
    line-height: 1.6;
}

.project-tech span:not(:last-child)::after {
    content: "·";
    margin: 0 0.48rem;
    color: #b2b4bc;
}

.project-actions {
    margin-top: 1.25rem;
    padding-bottom: 0.2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.project-actions .button {
    min-height: 44px;
    padding: 0.62rem 1rem;
    font-size: 0.82rem;
}

.project-availability {
    min-height: 44px;
    padding: 0.62rem 0.2rem;
    display: inline-flex;
    align-items: center;
    color: var(--color-subtle);
    font-size: 0.78rem;
}