:root {
  color-scheme: dark;
  --bg: #06111f;
  --bg-2: #0b1c31;
  --panel: #0f243d;
  --panel-2: #132b47;
  --line: rgba(176, 200, 229, 0.18);
  --text: #f3f7fb;
  --muted: #b6c4d3;
  --soft: #d8e3ee;
  --gold: #c9a45c;
  --cyan: #52b7cf;
  --red: #b54b55;
  --green: #78a891;
  --shadow: 0 22px 80px rgba(0, 0, 0, 0.38);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(7, 22, 39, 0.96), rgba(4, 13, 25, 0.98)),
    radial-gradient(circle at 18% 12%, rgba(82, 183, 207, 0.12), transparent 28%),
    #06111f;
  color: var(--text);
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.65;
}

a,
button {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

img {
  display: block;
  max-width: 100%;
}

body.locked {
  overflow: hidden;
}

body.locked .topbar,
body.locked main,
body.locked .modal {
  display: none;
}

.gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(6, 17, 31, 0.94), rgba(13, 35, 59, 0.98)),
    #06111f;
}

.gate::before {
  content: "";
  position: absolute;
  width: min(58vw, 720px);
  height: min(58vw, 720px);
  border: 1px solid rgba(82, 183, 207, 0.16);
  transform: rotate(16deg);
}

.gate-card {
  position: relative;
  width: min(520px, 100%);
  padding: clamp(26px, 5vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(15, 36, 61, 0.86);
  box-shadow: var(--shadow);
}

.gate-card h1 {
  margin-bottom: 12px;
  font-size: clamp(40px, 7vw, 68px);
}

.gate-card p {
  color: var(--soft);
}

.gate-form {
  margin-top: 26px;
}

.gate-form label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.gate-input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.gate-input-row input {
  min-width: 0;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid rgba(216, 227, 238, 0.24);
  border-radius: 6px;
  outline: 0;
  background: rgba(6, 17, 31, 0.64);
  color: var(--text);
}

.gate-input-row input:focus {
  border-color: rgba(201, 164, 92, 0.88);
}

.gate-error {
  min-height: 24px;
  margin: 10px 0 0;
  color: #ffb4b4;
  font-size: 14px;
}

.topbar {
  position: fixed;
  z-index: 20;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 54px);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 17, 31, 0.86);
  backdrop-filter: blur(18px);
}

.brand,
.nav a,
.button {
  text-decoration: none;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  white-space: nowrap;
}

.brand-mark,
.company-logo,
.doc-tile {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(201, 164, 92, 0.7);
  color: var(--gold);
  font-size: 13px;
  background: rgba(201, 164, 92, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 24px);
}

.nav a {
  color: var(--muted);
  font-size: 14px;
  transition: color 160ms ease;
}

.nav a:hover,
.nav a.active {
  color: var(--text);
}

.page {
  min-height: 100vh;
  padding: 104px clamp(18px, 5vw, 72px) 64px;
  scroll-margin-top: 72px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.78fr);
  align-items: center;
  gap: clamp(28px, 6vw, 84px);
}

.section-kicker,
.tag {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 8px;
  font-size: clamp(56px, 8vw, 112px);
  line-height: 1.02;
  font-weight: 800;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1.1;
}

h3 {
  margin-bottom: 12px;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.25;
}

.hero-subtitle {
  color: var(--gold);
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 700;
}

.hero-text,
.section-head p,
.vision .section-head p,
.closing-inner p {
  max-width: 820px;
  color: var(--soft);
  font-size: 17px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 10px;
  margin: 34px 0 26px;
}

.info-grid div,
.summary-grid article,
.metric-panel,
.experience,
.hku-panel,
.campus-card,
.project-card,
.media-card {
  border: 1px solid var(--line);
  background: rgba(15, 36, 61, 0.78);
  box-shadow: var(--shadow);
}

.info-grid div {
  min-height: 94px;
  padding: 16px;
  border-radius: var(--radius);
}

.info-grid span,
.summary-grid span,
.media-card span,
.project-card span,
.campus-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.info-grid strong {
  display: block;
  margin-top: 8px;
  font-size: 16px;
  word-break: break-word;
}

.hero-actions,
.panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid rgba(216, 227, 238, 0.24);
  border-radius: 6px;
  background: rgba(216, 227, 238, 0.06);
  color: var(--text);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.text-button:hover,
.project-card:hover,
.media-card:hover {
  transform: translateY(-2px);
}

.button.primary {
  border-color: rgba(201, 164, 92, 0.92);
  background: var(--gold);
  color: #081323;
  font-weight: 800;
}

.button.small {
  min-height: 38px;
  padding: 8px 14px;
  font-size: 14px;
}

.text-button {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--gold);
  font-weight: 700;
}

.portrait {
  margin: 0;
  position: relative;
}

.portrait img {
  width: min(100%, 520px);
  aspect-ratio: 1 / 1.08;
  object-fit: cover;
  object-position: center top;
  border: 1px solid rgba(216, 227, 238, 0.2);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: #fff;
}

.portrait figcaption {
  position: absolute;
  right: clamp(12px, 3vw, 26px);
  bottom: clamp(12px, 3vw, 26px);
  min-width: 180px;
  padding: 14px 16px;
  border: 1px solid rgba(216, 227, 238, 0.2);
  border-radius: var(--radius);
  background: rgba(6, 17, 31, 0.82);
  backdrop-filter: blur(12px);
}

.portrait figcaption strong,
.portrait figcaption span {
  display: block;
}

.portrait figcaption span {
  color: var(--muted);
  font-size: 13px;
}

.section-head {
  margin-bottom: 30px;
}

.feature-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.34fr);
  gap: 18px;
  margin-bottom: 20px;
}

.hku-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 340px);
  gap: 22px;
  align-items: stretch;
  padding: clamp(18px, 3vw, 28px);
  border-radius: var(--radius);
}

.hku-panel img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
  object-position: top;
  border-radius: 6px;
  border: 1px solid var(--line);
}

.metric-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 300px;
  padding: 26px;
  border-radius: var(--radius);
}

.metric-panel strong {
  margin: 10px 0;
  color: var(--gold);
  font-size: 72px;
  line-height: 1;
}

.award-grid,
.project-grid,
.campus-grid,
.summary-grid {
  display: grid;
  gap: 18px;
}

.award-grid {
  grid-template-columns: repeat(6, minmax(150px, 1fr));
}

.media-card,
.project-card {
  min-width: 0;
  padding: 0;
  overflow: hidden;
  border-radius: var(--radius);
  text-align: left;
  transition: transform 160ms ease, border-color 160ms ease;
}

.media-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  object-position: top;
  background: #e6edf5;
}

.media-card span,
.media-card strong,
.project-card span,
.project-card strong {
  padding-right: 14px;
  padding-left: 14px;
}

.media-card span,
.project-card span {
  padding-top: 14px;
}

.media-card strong,
.project-card strong {
  display: block;
  min-height: 64px;
  padding-top: 4px;
  padding-bottom: 14px;
  line-height: 1.35;
}

.timeline {
  display: grid;
  gap: 14px;
  max-width: 1080px;
}

.experience {
  border-radius: var(--radius);
  overflow: hidden;
}

.experience-top {
  display: flex;
  align-items: center;
  gap: 18px;
  width: 100%;
  min-height: 104px;
  padding: 20px;
  border: 0;
  background: transparent;
  text-align: left;
}

.company-logo {
  width: 70px;
  height: 70px;
  border-radius: 6px;
  font-size: 18px;
  font-weight: 900;
}

.company-logo.mps {
  background: #e9eff5;
  color: #0b4f78;
}

.company-logo.mg {
  background: rgba(120, 168, 145, 0.18);
  color: #a5d8c0;
  border: 1px solid rgba(120, 168, 145, 0.45);
}

.company-logo.bdo {
  background: #13325f;
  color: #f4d35e;
  border: 1px solid rgba(244, 211, 94, 0.42);
}

.experience-top strong,
.experience-top em {
  display: block;
}

.experience-top em {
  margin-top: 5px;
  color: var(--muted);
  font-style: normal;
}

.experience-body {
  display: none;
  padding: 0 24px 24px 108px;
  color: var(--soft);
}

.experience.open .experience-body {
  display: block;
}

.project-grid {
  grid-template-columns: repeat(3, minmax(220px, 1fr));
}

.project-card img,
.doc-tile {
  width: 100%;
  height: 250px;
}

.project-card img {
  object-fit: cover;
  object-position: top;
  background: #edf2f7;
}

.doc-tile {
  background:
    linear-gradient(135deg, rgba(82, 183, 207, 0.16), rgba(201, 164, 92, 0.14)),
    #10233b;
  color: var(--gold);
  font-size: 46px;
  font-weight: 900;
  line-height: 1.08;
}

.campus-grid {
  grid-template-columns: repeat(4, minmax(190px, 1fr));
}

.campus-card {
  overflow: hidden;
  border-radius: var(--radius);
}

.campus-button {
  display: block;
  padding: 0;
  color: inherit;
  font: inherit;
  text-align: left;
}

.campus-button:hover {
  transform: translateY(-2px);
  border-color: rgba(201, 164, 92, 0.45);
}

.campus-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
}

.campus-card div {
  padding: 18px;
}

.campus-card h3 {
  margin: 4px 0 8px;
}

.campus-card p {
  color: var(--soft);
}

.photo-strip {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(220px, 0.42fr);
  gap: 18px;
  margin-top: 18px;
}

.photo-strip img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.vision,
.closing {
  display: grid;
  align-items: center;
}

.summary-grid {
  grid-template-columns: repeat(4, minmax(180px, 1fr));
}

.summary-grid article {
  min-height: 220px;
  padding: 24px;
  border-radius: var(--radius);
}

.summary-grid strong {
  display: block;
  margin: 10px 0;
  color: var(--gold);
  font-size: 44px;
  line-height: 1;
}

.summary-grid p {
  color: var(--soft);
}

.closing {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(11, 28, 49, 0.72), rgba(8, 17, 31, 0.96)),
    #06111f;
}

.closing::before {
  content: "";
  position: absolute;
  inset: 12% 8% auto auto;
  width: min(46vw, 620px);
  height: min(46vw, 620px);
  border: 1px solid rgba(82, 183, 207, 0.16);
  transform: rotate(12deg);
}

.closing-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.58fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
}

.closing-copy {
  max-width: 880px;
}

.closing h2 {
  margin-bottom: 22px;
  color: var(--text);
  font-size: clamp(44px, 6vw, 86px);
}

.closing-lead {
  color: var(--text);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.45;
}

.closing-copy p:not(.section-kicker) {
  color: var(--soft);
  font-size: 17px;
}

.closing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.closing-board {
  display: grid;
  gap: 12px;
}

.closing-board div {
  min-height: 120px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(82, 183, 207, 0.1), rgba(201, 164, 92, 0.08)),
    rgba(15, 36, 61, 0.76);
  box-shadow: var(--shadow);
}

.closing-board span {
  display: block;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.closing-board strong {
  display: block;
  margin-top: 12px;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.1;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
}

.modal.open {
  display: block;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.66);
}

.modal-panel {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(1120px, calc(100vw - 32px));
  max-height: calc(100vh - 40px);
  overflow: auto;
  transform: translate(-50%, -50%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #07172a;
  box-shadow: var(--shadow);
}

.modal-close {
  position: sticky;
  z-index: 3;
  top: 12px;
  float: right;
  width: 38px;
  height: 38px;
  margin: 12px 12px 0 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(15, 36, 61, 0.94);
  color: var(--text);
  font-size: 24px;
  line-height: 1;
}

.modal-content {
  clear: both;
  padding: 28px;
}

.modal-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.42fr) minmax(0, 0.58fr);
  gap: 24px;
}

.modal-layout.single {
  grid-template-columns: 1fr;
}

.modal-media {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #eef3f8;
}

.modal-media img {
  width: 100%;
  max-height: 74vh;
  object-fit: contain;
}

.modal iframe {
  width: 100%;
  height: min(72vh, 780px);
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.modal-text h2 {
  font-size: clamp(24px, 3vw, 36px);
}

.modal-text p,
.modal-text li {
  color: var(--soft);
}

.modal-text ul {
  padding-left: 20px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(240px, 1fr));
  gap: 14px;
}

.gallery-grid img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 420ms ease, transform 420ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1180px) {
  .award-grid {
    grid-template-columns: repeat(3, minmax(180px, 1fr));
  }

  .campus-grid,
  .summary-grid {
    grid-template-columns: repeat(2, minmax(220px, 1fr));
  }
}

@media (max-width: 900px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding-bottom: 12px;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .page {
    padding-top: 126px;
  }

  .hero,
  .feature-row,
  .hku-panel,
  .photo-strip,
  .closing-shell,
  .modal-layout {
    grid-template-columns: 1fr;
  }

  .info-grid,
  .project-grid {
    grid-template-columns: repeat(2, minmax(160px, 1fr));
  }

  .portrait {
    order: -1;
  }

  .portrait img {
    width: min(100%, 420px);
  }
}

@media (max-width: 640px) {
  .page {
    padding-right: 16px;
    padding-left: 16px;
  }

  .info-grid,
  .award-grid,
  .project-grid,
  .campus-grid,
  .summary-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .experience-top {
    align-items: flex-start;
  }

  .company-logo {
    width: 56px;
    height: 56px;
    font-size: 15px;
  }

  .experience-body {
    padding: 0 18px 22px;
  }

  .media-card img,
  .project-card img,
  .doc-tile,
  .campus-card img,
  .photo-strip img {
    height: 220px;
  }

  .modal-content {
    padding: 18px;
  }
}