/* Referencie — obrazový prehľad projektov v existujúcom vizuálnom systéme A2. */
.ref-hero { position: relative; overflow: hidden; isolation: isolate; min-height: clamp(380px, 54vw, 660px); display: flex; align-items: flex-end; border-bottom: 1px solid var(--rule); }
.ref-hero::after { content: ''; position: absolute; z-index: -1; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(12,13,15,.42) 0%, rgba(12,13,15,.34) 38%, rgba(12,13,15,.92) 100%), linear-gradient(90deg, rgba(12,13,15,.58), transparent 68%); }
.ref-hero__bg { position: absolute; z-index: -2; inset: 0; }
.ref-hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 44%; filter: saturate(.78) contrast(1.04); }
.ref-hero__in { width: 100%; padding-block: clamp(46px, 6vw, 82px); }
.ref-hero h1 { max-width: 12ch; text-shadow: 0 2px 26px rgba(0,0,0,.36); }
.ref-index { padding-block: clamp(22px, 3vw, 42px) clamp(72px, 8vw, 120px); }
.ref-index__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(10px, 1.2vw, 18px); }
.ref-card { min-width: 0; }
.ref-card > a { display: block; position: relative; overflow: hidden; min-height: 100%; }
.ref-card__media { display: block; position: relative; overflow: hidden; }
.ref-card__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .75s var(--ease), filter .35s; }
.ref-card--ui .ref-card__media img { object-fit: contain; background: #070b12; }
.ref-card__media::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(12,13,15,.04) 34%, rgba(12,13,15,.94) 100%); }
.ref-card:hover .ref-card__media img { transform: scale(1.035); filter: saturate(1.08); }
.ref-card__body { position: absolute; inset: auto 0 0 0; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 7px 18px; padding: clamp(18px, 2.2vw, 30px); }
.ref-card__type { grid-column: 1 / -1; color: #d3cfd0; }
.ref-card__title { display: block; color: var(--ink); font-family: var(--f-display); font-weight: 600; font-size: clamp(1.15rem, 1.55vw, 1.45rem); line-height: 1.12; letter-spacing: -.025em; }
.ref-card__arrow { color: var(--ink); font-size: 1.25rem; line-height: 1; transition: transform .3s var(--ease); }
.ref-card:hover .ref-card__arrow { transform: translateX(5px); }
@media (max-width: 1100px) { .ref-index__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 860px) { .ref-index__grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .ref-hero { min-height: 390px; } .ref-hero__bg img { object-position: 62% center; } .ref-card__media img { aspect-ratio: 16 / 10; } }