.paper-radar-page {
  background:
    radial-gradient(circle at 82% 14%, rgba(75, 170, 214, .10), transparent 28rem),
    linear-gradient(180deg, #f8fbfd 0%, #eef5f8 100%);
  color: #18394b;
  min-height: 100vh;
}

.radar-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 54px 0 72px;
}

.radar-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 48px;
  align-items: center;
  padding: 46px 52px;
  overflow: hidden;
  border: 1px solid rgba(118, 160, 181, .24);
  border-radius: 24px;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 24px 70px rgba(34, 73, 92, .09);
  backdrop-filter: blur(16px);
}

.radar-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -52% 34%;
  height: 230px;
  border-radius: 50%;
  background: rgba(87, 177, 218, .08);
  filter: blur(2px);
}

.radar-hero .eyebrow,
.radar-kicker {
  margin: 0 0 10px;
  color: #1678a6;
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.radar-hero h1 {
  margin: 0;
  color: #092e45;
  font-size: clamp(2.7rem, 6vw, 5.2rem);
  font-weight: 720;
  letter-spacing: -.045em;
  line-height: .98;
}

.radar-intro {
  max-width: 760px;
  margin: 20px 0 0;
  color: #5b7482;
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  line-height: 1.7;
}

.radar-pulse {
  position: relative;
  width: 188px;
  aspect-ratio: 1;
  justify-self: end;
}

.radar-pulse__ring,
.radar-pulse__dot {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.radar-pulse__ring {
  border: 1px solid rgba(33, 139, 187, .25);
}

.radar-pulse__ring--1 { width: 100%; height: 100%; }
.radar-pulse__ring--2 { width: 68%; height: 68%; }
.radar-pulse__ring--3 { width: 36%; height: 36%; }
.radar-pulse__dot {
  width: 12px;
  height: 12px;
  background: #1688bb;
  box-shadow: 0 0 0 9px rgba(22, 136, 187, .10);
}

.radar-pulse::before,
.radar-pulse::after {
  content: "";
  position: absolute;
  background: rgba(33, 139, 187, .18);
}
.radar-pulse::before { left: 50%; top: 0; width: 1px; height: 100%; }
.radar-pulse::after { top: 50%; left: 0; width: 100%; height: 1px; }

.radar-panel {
  margin-top: 28px;
  padding: 34px 38px 18px;
  border: 1px solid rgba(118, 160, 181, .20);
  border-radius: 22px;
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 20px 58px rgba(34, 73, 92, .07);
}

.radar-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: flex-end;
  padding-bottom: 22px;
  border-bottom: 1px solid #e1ebef;
}

.radar-toolbar h2 {
  margin: 0;
  color: #14384c;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  letter-spacing: -.025em;
}

.radar-status {
  margin: 0 0 3px;
  color: #78909c;
  font-size: .88rem;
  text-align: right;
}

.radar-filters {
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
  padding: 21px 0 9px;
}

.radar-filter {
  appearance: none;
  padding: 8px 12px;
  border: 1px solid #d4e4eb;
  border-radius: 999px;
  background: #f8fbfc;
  color: #526d7b;
  font: inherit;
  font-size: .82rem;
  font-weight: 650;
  cursor: pointer;
  transition: border-color .18s ease, background-color .18s ease, color .18s ease, transform .18s ease;
}

.radar-filter:hover {
  border-color: #9dcbdc;
  color: #126f98;
  transform: translateY(-1px);
}

.radar-filter.is-active {
  border-color: #1688bb;
  background: #1688bb;
  color: #fff;
}

.radar-list {
  padding-top: 8px;
}

.radar-day {
  padding: 20px 0 10px;
  border-bottom: 1px solid #dce8ed;
}

.radar-day:last-child {
  border-bottom: 0;
}

.radar-day__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 4px 2px 12px;
}

.radar-day__date {
  margin: 0;
  color: #123a50;
  font-size: clamp(1.16rem, 2vw, 1.42rem);
  font-weight: 760;
  letter-spacing: -.018em;
}

.radar-day__count {
  flex: 0 0 auto;
  color: #7d929d;
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.radar-day__empty {
  margin: 2px 0 10px;
  padding: 21px 18px;
  border: 1px dashed #d7e5eb;
  border-radius: 13px;
  background: #f8fbfc;
  color: #8397a1;
  font-size: .92rem;
  text-align: center;
}

.radar-item {
  display: block;
  padding: 20px 2px 21px;
  border-top: 1px solid #e5edf1;
  color: inherit;
  text-decoration: none;
  transition: transform .18s ease;
}

.radar-item:hover {
  transform: translateX(5px);
}

.radar-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.radar-title {
  flex: 1 1 auto;
  margin: 0;
  color: #173f55;
  font-size: clamp(1.06rem, 1.8vw, 1.24rem);
  font-weight: 700;
  line-height: 1.42;
  transition: color .18s ease;
}

.radar-item:hover .radar-title {
  color: #0877a8;
}

.radar-tags {
  display: flex;
  flex: 0 1 auto;
  justify-content: flex-end;
  gap: 6px;
  flex-wrap: wrap;
  max-width: 43%;
}

.radar-tag {
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  padding: 4px 9px;
  border: 1px solid #c9e2ec;
  border-radius: 999px;
  background: #eef8fb;
  color: #176f96;
  font-size: .72rem;
  font-weight: 720;
  line-height: 1.15;
  white-space: nowrap;
}

.radar-authors,
.radar-journal {
  margin: 7px 0 0;
  color: #667f8c;
  font-size: .96rem;
  line-height: 1.55;
}

.radar-journal {
  margin-top: 3px;
  color: #315d71;
  font-weight: 650;
}

.radar-summary {
  position: relative;
  margin-top: 15px;
  padding: 12px 15px 13px 17px;
  border: 1px solid #d9e9ef;
  border-radius: 12px;
  background: linear-gradient(90deg, rgba(235, 247, 251, .92), rgba(247, 251, 252, .78));
  overflow: hidden;
}

.radar-summary::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: #58a9c9;
}

.radar-summary__label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #15759d;
  font-size: .72rem;
  font-weight: 760;
  letter-spacing: .04em;
}

.radar-summary__caveat {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border: 1px solid #d6cda7;
  border-radius: 999px;
  background: #fffaf0;
  color: #88763b;
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: 0;
}

.radar-summary__text {
  margin: 6px 0 0;
  color: #405f6e;
  font-size: .94rem;
  line-height: 1.72;
  letter-spacing: .005em;
}

.radar-item:hover .radar-summary {
  border-color: #c8e0e9;
  background: linear-gradient(90deg, rgba(230, 245, 250, .96), rgba(247, 251, 252, .9));
}

.radar-empty {
  padding: 54px 12px 58px;
  color: #708793;
  text-align: center;
  line-height: 1.7;
}

@media (max-width: 820px) {
  .radar-shell { width: min(100% - 28px, 1180px); padding-top: 30px; }
  .radar-hero { grid-template-columns: 1fr; padding: 34px 30px; }
  .radar-pulse { display: none; }
  .radar-panel { padding: 28px 24px 14px; }
  .radar-title-row { flex-direction: column; gap: 9px; }
  .radar-tags { justify-content: flex-start; max-width: 100%; }
}

@media (max-width: 620px) {
  .radar-toolbar { align-items: flex-start; flex-direction: column; gap: 8px; }
  .radar-status { text-align: left; }
  .radar-filter { font-size: .76rem; }
  .radar-day__header { align-items: flex-start; flex-direction: column; gap: 4px; }
  .radar-item { padding: 18px 0 20px; }
  .radar-summary { padding: 11px 13px 12px 15px; }
  .radar-summary__text { font-size: .9rem; line-height: 1.68; }
}

@media (prefers-reduced-motion: reduce) {
  .radar-filter,
  .radar-item,
  .radar-title { transition: none; }
  .radar-filter:hover,
  .radar-item:hover { transform: none; }
}