.announcements {
  position: relative;
  width: 100%;
}

.announcements__inner {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
}

.announcements__deco {
  position: absolute;
  width: clamp(3rem, 10vw, 5.5rem);
  height: auto;
  opacity: 0.35;
  filter: brightness(0.3);
  pointer-events: none;
  user-select: none;
}

.announcements__deco--tl {
  top: 8%;
  left: -5%;
  min-width: 3rem;
  transform: translate(-40%, -30%) rotate(-15deg);
}

.announcements__deco--tr {
  top: 50%;
  right: 0;
  width: clamp(2.25rem, 7vw, 4rem);
  transform: translate(40%, -30%) rotate(15deg);
}

.announcements__deco--bl {
  bottom: 15%;
  left: 10%;
  width: clamp(6rem, 7vw, 7rem);
  transform: translate(-40%, 30%) rotate(30deg);
}

.announcements__deco--br {
  bottom: 0%;
  right: 15%;
  transform: translate(40%, 30%) rotate(30deg);
}

.announcements__deco--bottom {
  bottom: -10%;
  left: 30%;
  width: clamp(2rem, 14vw, 4rem);
  transform: translate(-50%, 40%) rotate(-15deg);
}

.announcements__title,
.announcements__line,
.announcements__grid {
  position: relative;
  z-index: 1;
}

.announcements__title {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  color: #fff;
}

.announcements__line {
  display: block;
  width: min(7.5rem, 40%);
  height: 3px;
  margin: 0 auto clamp(2.5rem, 5vw, 3.5rem);
  border: none;
  border-radius: 999px;
  background: linear-gradient(90deg, #8097F7 100%);
}

.announcements__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 1.5rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.announcements__grid > :only-child {
  grid-column: 1 / -1;
  justify-self: center;
  width: min(100%, 34rem);
}

.announcements__grid > :last-child:nth-child(odd):not(:only-child) {
  grid-column: 1 / -1;
  justify-self: center;
  width: min(100%, calc((100% - clamp(1rem, 2.5vw, 1.5rem)) / 2));
}

.announcements__card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  height: 100%;
  padding: 1.25rem 1.25rem 1rem;
  border: 1px solid transparent;
  border-top: 1px solid #FFFFFF1A;
  border-radius: 1rem;
  background: #FFFFFF0D;
  color: inherit;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.announcements__card:hover {
  background: #FFFFFF14;
  border-color: #FFFFFF1A;
}

.announcements__card:focus-visible {
  outline: 2px solid var(--announcement-color, #0997f7);
  outline-offset: 2px;
}

.announcements__card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.announcements__tag {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--announcement-btn-border);
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--announcement-color);
  background: var(--announcement-btn-bg);
}

.announcements__date {
  flex-shrink: 0;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
}

.announcements__card-title {
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.8rem);
  font-weight: 700;
  line-height: 1.45;
  color: #fff;
}

.announcements__card-desc {
  margin: 0;
  flex: 1 1 auto;
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.55);
}

.announcements__card-more {
  align-self: flex-end;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--announcement-btn-border);
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--announcement-color);
  background: var(--announcement-btn-bg);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.announcements__card:hover .announcements__card-more {
  color: #fff;
  background: var(--announcement-btn-hover);
  border-color: var(--announcement-btn-hover-border);
}

.announcements__file {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.announcements__file-type {
  flex-shrink: 0;
  padding: 0.15rem 0.4rem;
  border-radius: 0.25rem;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.1);
}

.announcements__file-name {
  min-width: 0;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  word-break: break-all;
}

.announcements__grid > li:nth-child(3n + 1) .announcements__card {
  --announcement-color: #0997F7;
  --announcement-btn-bg: #0997F733;
  --announcement-btn-border: #0997F74D;
  --announcement-btn-hover: #0997F7;
  --announcement-btn-hover-border: #0997F7;
}

.announcements__grid > li:nth-child(3n + 2) .announcements__card {
  --announcement-color: #8097F7;
  --announcement-btn-bg: #8097F733;
  --announcement-btn-border: #8097F74D;
  --announcement-btn-hover: #8097F7;
  --announcement-btn-hover-border: #8097F7;
}

.announcements__grid > li:nth-child(3n + 3) .announcements__card {
  --announcement-color: #09EECC;
  --announcement-btn-bg: #09EECC33;
  --announcement-btn-border: #09EECC4D;
  --announcement-btn-hover: #09EECC;
  --announcement-btn-hover-border: #09EECC;
}

@media (max-width: 768px) {
  .announcements__deco--tl {
    top: -5%;
    left: 5%;
  }

  .announcements__deco--tr {
    right: 5%;
  }

  .announcements__deco--bl {
    bottom: 15%;
    left: 10%;
  }

  .announcements__deco--br {
    bottom: 10%;
    right: 10%;
  }

  .announcements__deco--bottom {
    width: clamp(4rem, 28vw, 7rem);
    transform: translate(-50%, 55%);
  }

  .announcements__grid {
    grid-template-columns: 1fr;
  }

  .announcements__grid > :last-child:nth-child(odd):not(:only-child) {
    width: 100%;
  }

  .announcements__grid > :only-child {
    width: 100%;
  }
}