:root {
  --ach-bg: #f2f7fb;
  --ach-surface: #fff;
  --ach-text: #172636;
  --ach-muted: #617184;
  --ach-brand: #156db5;
  --ach-deep: #0d4b80;
  --ach-teal: #159d96;
  --ach-border: #dce8f2;
  --ach-shadow: 0 18px 46px rgba(22, 76, 119, 0.1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--ach-bg);
  color: var(--ach-text);
  font-family: "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
  margin: 0;
}

button, input, select { font: inherit; }

.achievements-page {
  margin: 0 auto;
  max-width: 1480px;
  padding: 2rem clamp(1rem, 3vw, 3rem) 5rem;
}

.achievements-hero {
  align-items: center;
  background:
    radial-gradient(circle at 92% 8%, rgba(255, 255, 255, 0.2) 0 8.5rem, transparent 8.6rem),
    linear-gradient(125deg, #0d4b80 0%, #176fb8 60%, #16a19a 120%);
  border-radius: 1.25rem;
  box-shadow: var(--ach-shadow);
  color: #fff;
  display: grid;
  gap: clamp(2rem, 4vw, 4rem);
  grid-template-columns: minmax(22rem, 0.85fr) minmax(30rem, 1.15fr);
  overflow: hidden;
  padding: clamp(1.75rem, 3vw, 2.8rem) clamp(2.25rem, 5vw, 4.75rem);
}

.achievements-hero__content { position: relative; }

.achievements-hero__eyebrow {
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  margin: 0 0 0.75rem;
  opacity: 0.76;
}

.achievements-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.08;
  margin: 0;
}

.achievements-hero__statement {
  padding: 0;
  position: relative;
}

.achievements-hero__statement p {
  font-size: clamp(1rem, 1.35vw, 1.14rem);
  line-height: 1.9;
  margin: 0;
  opacity: 0.94;
}

.team-overview,
.honors,
.records {
  background: var(--ach-surface);
  border: 1px solid rgba(220, 232, 242, 0.86);
  border-radius: 1.2rem;
  box-shadow: var(--ach-shadow);
  margin-top: 1.5rem;
  padding: clamp(1.5rem, 4vw, 3.2rem);
}

.team-overview {
  display: grid;
  gap: clamp(1.5rem, 4vw, 4rem);
  grid-template-columns: minmax(14rem, 0.38fr) minmax(0, 1fr);
}

.team-overview__heading {
  align-items: flex-start;
  display: flex;
  gap: 0.9rem;
}

.team-overview__heading > .material-icons {
  align-items: center;
  background: linear-gradient(135deg, var(--ach-brand), var(--ach-teal));
  border-radius: 0.85rem;
  color: #fff;
  display: flex;
  height: 3rem;
  justify-content: center;
  width: 3rem;
}

.team-overview__heading p,
.records__heading > div > p {
  color: var(--ach-teal);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 0.35rem;
}

.team-overview h2,
.records h2 {
  color: var(--ach-deep);
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  margin: 0;
}

.team-overview__copy {
  border-left: 3px solid #cbe2f4;
  padding-left: clamp(1.25rem, 3vw, 2.25rem);
}

.team-overview__copy p {
  color: #35485c;
  font-size: 1rem;
  line-height: 2;
  margin: 0;
}

.team-overview__copy p + p { margin-top: 1rem; }
.team-overview em { font-weight: 700; }
.achievements-hero em { font-weight: inherit; }

.honors__heading {
  align-items: flex-end;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
}

.honors__title {
  align-items: center;
  display: flex;
  gap: 0.9rem;
}

.honors__title > .material-icons {
  align-items: center;
  background: linear-gradient(135deg, #d6962d, #efbd53);
  border-radius: 0.85rem;
  box-shadow: 0 8px 18px rgba(190, 132, 32, 0.18);
  color: #fff;
  display: flex;
  height: 3rem;
  justify-content: center;
  width: 3rem;
}

.honors__title p,
.standards-panel__eyebrow {
  color: #c0831d;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 0.35rem;
}

.honors h2 {
  color: var(--ach-deep);
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  margin: 0;
}

.honors__heading > p {
  color: var(--ach-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 0;
  max-width: 35rem;
  text-align: right;
}

.honors__main {
  align-items: stretch;
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: minmax(0, 1fr) minmax(25rem, 0.92fr);
  margin-top: 2rem;
}

.honors__narrative {
  display: grid;
  gap: 1rem;
}

.honor-story {
  background: #f8fafc;
  border: 1px solid var(--ach-border);
  border-radius: 0.9rem;
  padding: 1.2rem 1.35rem;
}

.honor-story__label {
  background: #fff2d9;
  border-radius: 999px;
  color: #9b6510;
  display: inline-block;
  font-size: 0.73rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
  padding: 0.25rem 0.62rem;
}

.honor-story__label--teal {
  background: #e7f7f5;
  color: #18756f;
}

.honor-story p {
  color: #34495e;
  font-size: 0.92rem;
  line-height: 1.9;
  margin: 0;
}

.honor-story em { font-weight: 600; }

.honors__showcase {
  align-content: center;
  background: linear-gradient(145deg, #edf5fb, #f3faf9);
  border: 1px solid var(--ach-border);
  border-radius: 1rem;
  display: grid;
  margin: 0;
  overflow: hidden;
  padding: 1rem;
}

.honors__showcase img {
  background: #fff;
  border-radius: 0.65rem;
  display: block;
  height: auto;
  width: 100%;
}

.honors__showcase figcaption,
.standards-certificates figcaption {
  color: var(--ach-muted);
  font-size: 0.76rem;
  margin-top: 0.7rem;
  text-align: center;
}

.standards-panel {
  background: linear-gradient(120deg, #0f4f87 0%, #176fb8 62%, #159d96 130%);
  border-radius: 1rem;
  color: #fff;
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: minmax(18rem, 0.58fr) minmax(0, 1fr);
  margin-top: 1.25rem;
  overflow: hidden;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.standards-panel__copy {
  align-items: flex-start;
  display: flex;
  gap: 0.9rem;
}

.standards-panel__copy > .material-icons {
  align-items: center;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 0.8rem;
  display: flex;
  flex: 0 0 auto;
  height: 2.8rem;
  justify-content: center;
  width: 2.8rem;
}

.standards-panel__eyebrow { color: #b8eee9; }

.standards-panel h3 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.35;
  margin: 0;
}

.standards-panel__copy div > p:last-child {
  font-size: 0.9rem;
  line-height: 1.9;
  margin: 1rem 0 0;
  opacity: 0.88;
}

.standards-certificates {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.standards-certificates figure {
  margin: 0;
  min-width: 0;
}

.certificate-frame {
  aspect-ratio: 1.5 / 1;
  background: #f4e7bf;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 0.65rem;
  overflow: hidden;
  position: relative;
}

.certificate-frame img {
  display: block;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%) rotate(-90deg);
  width: 66.7%;
}

.standards-certificates figcaption {
  color: rgba(255, 255, 255, 0.82);
  margin-top: 0.55rem;
}

.records__heading {
  align-items: end;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
}

.records__heading > p {
  color: var(--ach-muted);
  font-size: 0.86rem;
  line-height: 1.7;
  margin: 0;
  max-width: 36rem;
  text-align: right;
}

.records-tabs {
  border-bottom: 1px solid var(--ach-border);
  display: flex;
  gap: 0.4rem;
  margin-top: 2rem;
}

.records-tab {
  align-items: center;
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  color: var(--ach-muted);
  cursor: pointer;
  display: inline-flex;
  font-weight: 700;
  gap: 0.45rem;
  margin-bottom: -1px;
  padding: 0.85rem 1.25rem;
}

.records-tab:hover { color: var(--ach-brand); }

.records-tab.active {
  border-bottom-color: var(--ach-brand);
  color: var(--ach-deep);
}

.records-panel { padding-top: 1.25rem; }
.records-panel[hidden] { display: none; }

.record-tools {
  align-items: center;
  background: #f6f9fc;
  border: 1px solid var(--ach-border);
  border-radius: 0.9rem;
  display: grid;
  gap: 0.8rem;
  grid-template-columns: minmax(16rem, 1fr) auto auto;
  padding: 0.8rem;
}

.record-search {
  align-items: center;
  background: #fff;
  border: 1px solid #ccdce9;
  border-radius: 0.7rem;
  display: flex;
  gap: 0.55rem;
  min-width: 0;
  padding: 0 0.85rem;
}

.record-search:focus-within {
  border-color: var(--ach-brand);
  box-shadow: 0 0 0 3px rgba(21, 109, 181, 0.12);
}

.record-search .material-icons { color: #7890a5; font-size: 1.25rem; }

.record-search input {
  background: transparent;
  border: 0;
  box-sizing: border-box;
  color: var(--ach-text);
  min-width: 0;
  outline: 0;
  padding: 0.72rem 0;
  width: 100%;
}

.record-year {
  align-items: center;
  color: var(--ach-muted);
  display: flex;
  font-size: 0.82rem;
  font-weight: 700;
  gap: 0.5rem;
}

.record-year select {
  background: #fff;
  border: 1px solid #ccdce9;
  border-radius: 0.65rem;
  color: var(--ach-text);
  outline: 0;
  padding: 0.65rem 2rem 0.65rem 0.7rem;
}

.record-result {
  color: var(--ach-muted);
  font-size: 0.82rem;
  min-width: 5.7rem;
  text-align: right;
}

.record-result strong { color: var(--ach-brand); }

.record-list {
  display: grid;
  gap: 0.75rem;
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.record-card {
  background: #fff;
  border: 1px solid var(--ach-border);
  border-radius: 0.85rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: 3.4rem minmax(0, 1fr);
  padding: 1rem 1.15rem;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.record-card:hover {
  border-color: #a8cbe5;
  box-shadow: 0 9px 24px rgba(20, 82, 128, 0.08);
  transform: translateY(-1px);
}

.record-card[hidden] { display: none; }

.record-card__content { min-width: 0; }

.record-card--linked {
  display: block;
  padding: 0;
}

.record-card__hitarea {
  color: inherit;
  display: grid;
  gap: 1rem;
  grid-template-columns: 3.4rem minmax(0, 1fr);
  padding: 1rem 1.15rem;
  text-decoration: none;
}

.record-card__hitarea:focus-visible {
  border-radius: 0.85rem;
  box-shadow: 0 0 0 3px rgba(21, 109, 181, 0.2);
  outline: none;
}

.record-card__number {
  align-items: center;
  background: linear-gradient(145deg, #e9f4fc, #edf9f8);
  border-radius: 0.65rem;
  color: var(--ach-brand);
  display: flex;
  font-size: 0.75rem;
  font-weight: 800;
  height: 2.15rem;
  justify-content: center;
  letter-spacing: 0.04em;
  width: 3.4rem;
}

.record-card__meta {
  align-items: center;
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.record-card__meta span,
.record-card__meta time {
  border-radius: 999px;
  font-size: 0.67rem;
  font-weight: 800;
  padding: 0.15rem 0.48rem;
}

.record-card__meta span { background: #e9f3fb; color: var(--ach-brand); }
.record-card__meta time { background: #eaf7f5; color: #18736e; }

.record-card p {
  color: #33475b;
  font-family: "Noto Sans SC", Arial, sans-serif;
  font-size: 0.9rem;
  line-height: 1.75;
  margin: 0;
  overflow-wrap: anywhere;
}

.record-card__footer {
  align-items: center;
  border-top: 1px solid #e8f0f6;
  display: flex;
  justify-content: flex-end;
  margin-top: 0.72rem;
  padding-top: 0.62rem;
}

.record-card__citation {
  background: #edf8f7;
  border-radius: 999px;
  color: #326762;
  flex: 0 0 auto;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.28rem 0.62rem;
}

.record-card__citation strong {
  color: #126b65;
  font-size: 0.86rem;
}

.patent-summary {
  align-items: flex-start;
  background: #edf8f7;
  border: 1px solid #cce9e5;
  border-radius: 0.85rem;
  color: #285c59;
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 0.9rem 1rem;
}

.patent-summary .material-icons { color: var(--ach-teal); }
.patent-summary p { font-size: 0.86rem; line-height: 1.7; margin: 0; }

.record-empty {
  color: var(--ach-muted);
  padding: 3rem 1rem;
  text-align: center;
}

.sr-only {
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 1100px) {
  .achievements-hero { grid-template-columns: 1fr; }
  .achievements-hero__statement { max-width: 42rem; }
  .team-overview { grid-template-columns: 1fr; }
  .team-overview__copy { border-left: 0; border-top: 3px solid #cbe2f4; padding: 1.3rem 0 0; }
  .honors__main { grid-template-columns: 1fr; }
  .honors__showcase { max-width: 52rem; }
  .standards-panel { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .achievements-page { padding: 1rem 0.75rem 3rem; }
  .achievements-hero { border-radius: 0.9rem; padding: 2rem 1.25rem; }
  .team-overview, .honors, .records { border-radius: 0.9rem; padding: 1.25rem; }
  .honors__heading { align-items: flex-start; flex-direction: column; }
  .honors__heading > p { text-align: left; }
  .standards-certificates { grid-template-columns: 1fr; }
  .records__heading { align-items: flex-start; flex-direction: column; }
  .records__heading > p { text-align: left; }
  .record-tools { grid-template-columns: 1fr; }
  .record-result { text-align: left; }
  .record-card { grid-template-columns: 2.5rem minmax(0, 1fr); padding: 0.9rem; }
  .record-card--linked { display: block; padding: 0; }
  .record-card__hitarea { grid-template-columns: 2.5rem minmax(0, 1fr); padding: 0.9rem; }
  .record-card__number { width: 2.5rem; }
  .records-tab { flex: 1; justify-content: center; padding-inline: 0.6rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .record-card { transition: none; }
}