:root {
  --bg: #06090b;
  --panel: rgba(8, 12, 15, 0.86);
  --line: rgba(229, 239, 235, 0.2);
  --text: #eff4f1;
  --muted: #9eacad;
  --cyan: #20c7df;
  --amber: #c99a56;
  --font-ui: "Inter", "Segoe UI", "Microsoft YaHei", sans-serif;
  --font-condensed: "Arial Narrow", "Impact", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 18%, rgba(32, 199, 223, 0.14), transparent 32rem),
    radial-gradient(circle at 20% 82%, rgba(201, 154, 86, 0.12), transparent 30rem),
    linear-gradient(120deg, #050607, #0d1215 58%, #050707);
  font-family: var(--font-ui);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.member-shell {
  min-height: 100vh;
}

.member-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 clamp(18px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 7, 9, 0.84);
  backdrop-filter: blur(16px);
}

.member-header strong,
.member-header span {
  display: block;
}

.member-header strong {
  letter-spacing: 0.08em;
}

.member-header span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.74rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line);
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 900;
}

.member-hero {
  display: grid;
  grid-template-columns: minmax(300px, 0.66fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 86px);
  align-items: center;
  padding: clamp(44px, 9vw, 100px) clamp(18px, 8vw, 110px);
}

.portrait-frame {
  position: relative;
  border: 1px solid var(--line);
  background: #05080a;
  overflow: hidden;
}

.portrait-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.64)),
    repeating-linear-gradient(to bottom, rgba(32, 199, 223, 0.1) 0 1px, transparent 1px 6px);
}

.portrait-frame img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.member-copy .eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

h1 {
  margin: 0 0 18px;
  font-family: var(--font-condensed);
  font-size: clamp(5rem, 13vw, 13rem);
  line-height: 0.82;
  letter-spacing: 0;
}

.lead {
  max-width: 760px;
  color: #c7d2d0;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  line-height: 1.85;
}

.data-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.data-strip div {
  padding: 16px;
  border-right: 1px solid var(--line);
}

.data-strip div:last-child {
  border-right: 0;
}

.data-strip dt {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
}

.data-strip dd {
  margin: 0;
  font-weight: 900;
}

.member-sections {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0 clamp(18px, 8vw, 110px) clamp(56px, 8vw, 90px);
  border: 1px solid var(--line);
  background: var(--line);
}

.info-panel {
  min-height: 260px;
  padding: clamp(22px, 3vw, 36px);
  background: rgba(7, 10, 12, 0.9);
}

.info-panel h2 {
  margin: 0 0 16px;
  color: var(--cyan);
  font-family: var(--font-condensed);
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.9;
}

.info-panel p,
.info-panel li {
  color: #c7d2d0;
  line-height: 1.75;
}

.info-panel ul {
  margin: 0;
  padding-left: 1.1em;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 24px clamp(18px, 8vw, 110px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
}

@media (max-width: 960px) {
  .member-hero,
  .member-sections {
    grid-template-columns: 1fr;
  }

  .portrait-frame {
    max-width: 520px;
  }
}

@media (max-width: 700px) {
  .member-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  h1 {
    font-size: clamp(4rem, 22vw, 7rem);
  }

  .data-strip {
    grid-template-columns: 1fr;
  }

  .data-strip div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .data-strip div:last-child {
    border-bottom: 0;
  }
}