:root {
  --nie-accent: #00606a;
  --nie-accent-dark: #004d56;
  --nie-text: #3e4750;
  --nie-muted: #68747d;
  --nie-card: #fff;
  --nie-radius: 18px;
  --nie-shadow: 0 8px 22px rgba(28, 64, 76, .16);
}

.nie-events-wrap,
.nie-single-wrap { box-sizing: border-box; color: var(--nie-text); }
.nie-events-wrap *,
.nie-single-wrap * { box-sizing: border-box; }

.nie-event-filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0 0 24px; }
.nie-filter { appearance: none; border: 1px solid rgba(0,96,106,.24); background: #fff; color: var(--nie-accent); border-radius: 999px; cursor: pointer; font: inherit; font-weight: 700; line-height: 1; padding: 12px 20px; transition: .2s ease; }
.nie-filter:hover,
.nie-filter:focus-visible,
.nie-filter.is-active { background: var(--nie-accent); border-color: var(--nie-accent); color: #fff; transform: translateY(-1px); }
.nie-filter:focus-visible,
.nie-button:focus-visible { outline: 3px solid rgba(0,96,106,.25); outline-offset: 3px; }

.nie-event-list { display: grid; gap: 22px; }
.nie-event-card { display: grid; grid-template-columns: minmax(200px, 27%) 1fr; overflow: hidden; width: 100%; min-height: 240px; background: var(--nie-card); border-radius: var(--nie-radius); box-shadow: var(--nie-shadow); transition: transform .2s ease, box-shadow .2s ease; }
.nie-event-card:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(28,64,76,.2); }
.nie-card-image { display: block; min-height: 100%; background: #eaf3f4; overflow: hidden; }
.nie-card-image img { display: block; width: 100%; height: 100%; min-height: 240px; object-fit: cover; transition: transform .35s ease; }
.nie-event-card:hover .nie-card-image img { transform: scale(1.025); }
.nie-image-placeholder { display: grid; place-items: center; height: 100%; min-height: 240px; color: var(--nie-accent); background: linear-gradient(135deg,#e4f3f5,#c8e4e7); font-size: 48px; }
.nie-card-content { align-self: center; padding: 20px 27px 22px; }
.nie-card-categories,
.nie-single-categories { margin-bottom: 8px; color: var(--nie-accent); font-size: 12px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.nie-card-title { margin: 0 0 9px; color: var(--nie-accent); font-size: clamp(23px,1.8vw,30px); font-weight: 500; line-height: 1.18; }
.nie-card-title a { color: inherit; text-decoration: none; }
.nie-card-title a:hover { color: var(--nie-accent-dark); }
.nie-card-meta { display: grid; gap: 5px; margin-bottom: 10px; color: var(--nie-text); font-size: 14px; line-height: 1.4; }
.nie-schedule-row { display: grid; gap: 5px; }
.nie-schedule-row + .nie-schedule-row { margin-top: 8px; padding-top: 8px; border-top: 1px solid rgba(0,96,106,.12); }
.nie-schedule-row > div { display: flex; gap: 8px; align-items: flex-start; }
.nie-card-meta strong { color: var(--nie-accent-dark); }
.nie-icon { flex: 0 0 20px; line-height: 1.45; }
.nie-card-excerpt { margin: 0 0 14px; color: var(--nie-muted); font-size: 15px; line-height: 1.55; }
.nie-button { display: inline-flex; align-items: center; justify-content: center; background: var(--nie-accent); border: 2px solid var(--nie-accent); border-radius: 999px; color: #fff !important; font-size: 13px; font-weight: 800; line-height: 1; padding: 10px 18px; text-decoration: none !important; transition: .2s ease; }
.nie-button:hover { background: var(--nie-accent-dark); border-color: var(--nie-accent-dark); transform: translateY(-1px); }
.nie-event-card[hidden] { display: none !important; }
.nie-no-events,
.nie-filter-empty { padding: 24px; background: rgba(255,255,255,.8); border-radius: 12px; text-align: center; }
.nie-filter-empty { max-width: 900px; margin: 0 auto; padding: clamp(26px,4vw,44px); box-shadow: var(--nie-shadow); }
.nie-filter-empty > p { margin: 0 0 26px; font-size: 17px; line-height: 1.75; }
.nie-empty-action { padding-top: 24px; border-top: 1px solid rgba(0,96,106,.14); }
.nie-empty-action + .nie-empty-action { margin-top: 28px; }
.nie-empty-action p { margin: 0 0 17px; line-height: 1.7; }
.nie-empty-action .nie-button { max-width: 100%; white-space: normal; line-height: 1.25; }

.nie-single-wrap { width: min(1120px, calc(100% - 40px)); margin: 60px auto; }
.nie-single-event { overflow: hidden; background: #fff; border-radius: 22px; box-shadow: var(--nie-shadow); }
.nie-single-top { display: grid; grid-template-columns: minmax(260px, 350px) minmax(0, 1fr); gap: clamp(28px,4vw,48px); align-items: start; padding: clamp(28px,4.5vw,52px); }
.nie-single-top-no-image { grid-template-columns: 1fr; }
.nie-single-hero { width: 100%; aspect-ratio: 1 / 1; overflow: hidden; border-radius: 16px; box-shadow: 0 7px 18px rgba(28,64,76,.14); }
.nie-single-hero img { display: block; width: 100%; height: 100%; object-fit: cover; }
.nie-single-intro { min-width: 0; }
.nie-single-intro h1 { margin: 0 0 25px; color: var(--nie-accent); font-size: clamp(34px,4.5vw,54px); line-height: 1.1; }
.nie-single-details { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; margin: 0; padding: 22px; background: #f0f7f7; border-radius: 14px; }
.nie-single-body { padding: 0 clamp(28px,4.5vw,52px) clamp(32px,4.5vw,52px); }
.nie-detail { display: flex; gap: 12px; align-items: flex-start; }
.nie-detail-icon { flex: 0 0 25px; font-size: 20px; }
.nie-detail strong,
.nie-detail span { display: block; }
.nie-detail strong { margin-bottom: 4px; color: var(--nie-accent-dark); font-size: 13px; letter-spacing: .04em; text-transform: uppercase; }
.nie-detail span { line-height: 1.55; }
.nie-detail-schedule { grid-column: 1 / -1; }
.nie-single-schedule-line + .nie-single-schedule-line { margin-top: 10px; padding-top: 10px; border-top: 1px solid rgba(0,96,106,.12); }
.nie-single-schedule-line small { display: block; margin-top: 3px; color: var(--nie-muted); font-size: 13px; }
.nie-single-description { margin-bottom: 30px; font-size: 17px; line-height: 1.8; }
.nie-single-description > :first-child { margin-top: 0; }
.nie-single-description > :last-child { margin-bottom: 0; }
.nie-register-button { padding: 15px 27px; font-size: 16px; }

@media (max-width: 760px) {
  .nie-event-filters { gap: 8px; margin-bottom: 20px; }
  .nie-filter { padding: 10px 15px; font-size: 14px; }
  .nie-event-card { grid-template-columns: 1fr; }
  .nie-card-image,
  .nie-card-image img,
  .nie-image-placeholder { min-height: 190px; height: 190px; }
  .nie-card-content { padding: 24px; }
  .nie-card-title { font-size: 26px; }
  .nie-single-wrap { width: min(100% - 24px,1120px); margin: 28px auto; }
  .nie-single-top { grid-template-columns: 1fr; gap: 24px; padding: 24px 22px; }
  .nie-single-hero { max-width: 320px; }
  .nie-single-details { grid-template-columns: 1fr; }
  .nie-single-body { padding: 0 22px 32px; }
}

@media (prefers-reduced-motion: reduce) {
  .nie-event-card,
  .nie-card-image img,
  .nie-filter,
  .nie-button { transition: none; }
}