/* =========================================================
   PERSONAL TERMINAL — Industrial Futurism UI
   设计语言：黑白灰底 + 荧光黄强调 / 直角切角 / 细线 / 工程制图
   所有可调值都在 :root，改主题只改这一段
   ========================================================= */

:root {
  --bg: #080808;
  --bg-1: #0d0d0d;
  --bg-2: #111111;
  --bg-3: #161616;

  --line: #232323;
  --line-2: #343434;
  --line-3: #4a4a4a;

  --fg: #efece5;
  --fg-2: #bbb6ac;
  --fg-3: #928d83;

  /* 浅色模块用（白面板 / 白底状态栏） */
  --paper: #e8e4da;
  --paper-2: #ded9ce;
  --paper-line: #cfc9bc;
  --paper-line-2: #b8b2a4;
  --ink: #0d0d0d;
  --ink-2: #43433d;
  --ink-3: #6f6f65;

  --acc: #f0d75c;
  --acc-ink: #0a0a0a;
  --acc-soft: rgba(240, 215, 92, 0.08);
  --acc-line: rgba(240, 215, 92, 0.34);

  --sans: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial,
    "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono",
    monospace;

  --hdr: 58px;
  --status: 30px;
  --gutter: clamp(18px, 4vw, 64px);
  --maxw: 1360px;
  --cut: 14px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--hdr) + 24px);
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }

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

h1, h2, h3 { margin: 0; line-height: 1.1; font-weight: 600; }
p { margin: 0; }
ul, dl, dd, dt { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--acc); color: var(--acc-ink); }

:focus-visible {
  outline: 1px solid var(--acc);
  outline-offset: 3px;
}

/* ---------- 背景层：点阵 / 网格 / 扫描线 ---------- */

.bg-grid,
.bg-scan {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.bg-grid {
  background-image:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.14) 0.9px, transparent 1px),
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 26px 26px, 130px 130px, 130px 130px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 100%);
}

.bg-scan {
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.028) 0 1px,
    transparent 1px 4px
  );
  opacity: 0.4;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 0%, transparent 45%, rgba(0, 0, 0, 0.42) 100%);
}

/* ---------- 通用容器 ---------- */

.wrap {
  width: 100%;
  padding-inline: var(--gutter);
}

main { position: relative; z-index: 1; padding-bottom: calc(var(--status) + 14px); }

/* ---------- 顶栏 ---------- */

.hdr {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  height: var(--hdr);
  border-bottom: 1px solid var(--line);
  background: rgba(8, 8, 8, 0.86);
  backdrop-filter: blur(10px) saturate(1.1);
}

.hdr-in {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  background: var(--acc);
  color: var(--acc-ink);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%);
}

.brand-txt {
  display: grid;
  gap: 1px;
  line-height: 1.25;
}
.brand-txt b {
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--fg);
}
.brand-txt i {
  font-family: var(--mono);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 0.1em;
  color: var(--fg-3);
}

.nav {
  display: flex;
  gap: 2px;
  margin-left: auto;
}

.nav a {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--fg-2);
  transition: color 0.16s linear, background 0.16s linear;
}
.nav a span {
  font-size: 9.5px;
  color: var(--fg-3);
  transition: color 0.16s linear;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 2px;
  height: 1px;
  background: var(--acc);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s var(--ease);
}
.nav a:hover { color: var(--fg); background: rgba(255, 255, 255, 0.03); }
.nav a:hover span { color: var(--acc); }
.nav a:hover::after,
.nav a.is-active::after { transform: scaleX(1); }
.nav a.is-active { color: var(--fg); }
.nav a.is-active span { color: var(--acc); }

.hdr-time {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding-left: 20px;
  border-left: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--fg-2);
  font-variant-numeric: tabular-nums;
}
.hdr-time em {
  font-style: normal;
  font-size: 9.5px;
  color: var(--fg-3);
  letter-spacing: 0.1em;
}

/* ---------- 左侧标尺 ---------- */

.rail {
  position: fixed;
  left: 0;
  top: var(--hdr);
  bottom: var(--status);
  z-index: 40;
  width: 40px;
  display: grid;
  place-items: center;
  border-right: 1px solid var(--line);
  pointer-events: none;
}
.rail span {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.34em;
  color: var(--fg-3);
  white-space: nowrap;
}

/* ---------- 底部状态栏 ---------- */

.statusbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  height: var(--status);
  display: flex;
  align-items: center;
  gap: 18px;
  padding-inline: var(--gutter);
  border-top: 1px solid var(--line);
  background: rgba(8, 8, 8, 0.9);
  backdrop-filter: blur(8px);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--fg-3);
}
.statusbar b {
  font-weight: 500;
  color: var(--fg-2);
}
.status-dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 7px;
  background: var(--acc);
  border-radius: 50%;
  animation: blink 2.4s steps(1, end) infinite;
  vertical-align: 1px;
}
@keyframes blink { 0%, 60% { opacity: 1; } 61%, 100% { opacity: 0.15; } }

.status-coords { margin-left: auto; font-variant-numeric: tabular-nums; }
.status-copy { color: var(--fg-3); }

/* ---------- 首屏 ---------- */

main { padding-top: var(--hdr); }

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  align-items: end;
  gap: clamp(28px, 5vw, 80px);
  min-height: calc(100vh - var(--hdr) - var(--status));
  min-height: calc(100svh - var(--hdr) - var(--status));
  padding-block: clamp(48px, 10vh, 120px) clamp(32px, 6vh, 64px);
  padding-inline: var(--gutter);
  width: 100%;
}

/* 首屏十字准星装饰 */
.hero::before,
.hero::after {
  content: "+";
  position: absolute;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--line-3);
  line-height: 1;
}
.hero::before { top: 24px; right: calc(var(--gutter) + 4px); }
.hero::after { top: 24px; left: calc(var(--gutter) + 44px); }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: clamp(18px, 3vw, 30px);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--fg-3);
}
.kicker i {
  width: 22px;
  height: 1px;
  background: var(--acc);
}

.hero-title {
  font-family: var(--sans);
  font-size: clamp(2.9rem, 10vw, 8rem);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 0.92;
  text-transform: uppercase;
  margin-left: -0.04em;
}

.hero-role {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: clamp(16px, 2.4vw, 26px);
  font-size: clamp(0.95rem, 1.9vw, 1.12rem);
  color: var(--fg);
}
.hero-role .en {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--fg-3);
}
.hero-role .sep {
  width: 28px;
  height: 1px;
  background: var(--line-3);
}

.hero-lead {
  max-width: 46ch;
  margin-top: 18px;
  color: var(--fg-2);
  font-size: clamp(0.93rem, 1.6vw, 1rem);
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(26px, 4vw, 40px);
}

/* ---------- 按钮：切角 + 直角 ---------- */

.btn {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  min-height: 46px;
  padding: 9px 26px 9px 20px;
  background: var(--acc);
  color: var(--acc-ink);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background 0.16s linear, transform 0.16s var(--ease);
}
.btn span {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.16em;
  opacity: 0.62;
}
.btn:hover { background: #e6ff3d; transform: translateY(-1px); }

.btn--ghost {
  background: var(--line-2);
  color: var(--fg);
  clip-path: none;
}
.btn--ghost::before {
  content: "";
  position: absolute;
  inset: 1px;
  background: var(--bg-2);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background 0.16s linear;
}
.btn--ghost > * { position: relative; z-index: 1; }
.btn--ghost:hover { background: var(--acc); transform: translateY(-1px); }
.btn--ghost:hover::before { background: #101010; }
.btn--ghost:hover span { color: var(--acc); opacity: 1; }

/* ---------- 首屏右侧规格面板 ---------- */

.hero-spec {
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
  padding-block: 14px 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.015), transparent);
}

.spec-hd {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--fg-3);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 4px;
}
.spec-hd .acc { color: var(--acc); }

.spec-list div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px dotted var(--line-2);
  font-size: 13px;
}
.spec-list div:last-child { border-bottom: 0; }
.spec-list dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-3);
  padding-top: 2px;
}
.spec-list dd { color: var(--fg-2); }
.spec-list dd.acc { color: var(--acc); font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; }

/* ---------- 区块通用 ---------- */

.sec {
  position: relative;
  width: 100%;
  padding: clamp(52px, 7vw, 96px) var(--gutter) clamp(48px, 6vw, 84px);
}

.sec-hd {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.sec-hd .idx {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--acc);
  padding-top: 2px;
}

.sec-hd h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--mono);
  font-size: clamp(0.9rem, 1.65vw, 1.05rem);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg);
}

.sec-hd h2 .cn {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  font-weight: 400;
  color: var(--fg-3);
}

.sec-hd .meta {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--fg-3);
  white-space: nowrap;
}

.rule {
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--acc) 0 64px, var(--line) 64px 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.7s var(--ease);
  margin-bottom: clamp(28px, 4vw, 48px);
}
.rule.in { transform: scaleX(1); }

/* ---------- 12 栏对称栅格 ---------- */

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(16px, 2.5vw, 32px);
}
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.push-1 { margin-left: calc(100% / 12); }

/* ---------- 01 个人档案 ---------- */

.prose-block p {
  color: var(--fg-2);
  font-size: clamp(0.94rem, 1.5vw, 1.02rem);
  line-height: 1.95;
}
.prose-block p + p { margin-top: 16px; }
.prose-block p:first-child::first-letter {
  color: var(--fg);
}

.data-table div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.data-table div:first-child { border-top: 1px solid var(--line); }
.data-table dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--fg-3);
}
.data-table dd {
  color: var(--fg);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-align: right;
}

/* ---------- 02 能力模块 ---------- */

.rows { border-top: 1px solid var(--line); }

.row {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1.1fr) minmax(0, 1.4fr) 100px;
  align-items: center;
  gap: 16px;
  padding: 16px 8px;
  border-bottom: 1px solid var(--line);
  transition: background 0.16s linear, padding-left 0.2s var(--ease);
}
.row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--acc);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.24s var(--ease);
}
.row:hover { background: var(--acc-soft); padding-left: 16px; }
.row:hover::before { transform: scaleY(1); }

.row-idx {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--fg-3);
}
.row-name {
  font-family: var(--mono);
  font-size: clamp(0.88rem, 1.55vw, 1rem);
  letter-spacing: 0.06em;
  color: var(--fg);
  text-transform: uppercase;
}
.row-cn { color: var(--fg-2); font-size: 0.85rem; }
.row-scope {
  justify-self: end;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  color: var(--fg-3);
  border: 1px solid var(--line-2);
  padding: 2px 7px;
}
.row:hover .row-idx,
.row:hover .row-scope { color: var(--acc); border-color: var(--acc-line); }

/* ---------- 03 归档 ---------- */

.archive-list { border-top: 1px solid var(--line); }

.rec {
  position: relative;
  display: grid;
  grid-template-columns: 54px minmax(0, 1.3fr) minmax(0, 1.2fr) 76px 22px;
  align-items: center;
  gap: 18px;
  padding: 20px 8px;
  border-bottom: 1px solid var(--line);
  transition: background 0.16s linear, padding 0.2s var(--ease);
}
.rec::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--acc);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.24s var(--ease);
}
.rec:hover { background: var(--acc-soft); padding-left: 16px; }
.rec:hover::before { transform: scaleY(1); }

.rec-id {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fg-3);
  transition: color 0.16s linear;
}
.rec-title {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  text-transform: uppercase;
}
.rec-sub { color: var(--fg-2); font-size: 0.86rem; }
.rec-year {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fg-3);
  justify-self: end;
}
.rec-arrow {
  justify-self: end;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg-3);
  transition: transform 0.2s var(--ease), color 0.16s linear;
}
.rec:hover .rec-arrow { transform: translateX(4px); color: var(--acc); }
.rec:hover .rec-id { color: var(--acc); }

/* 空状态 */
.empty {
  position: relative;
  display: grid;
  gap: 10px;
  justify-items: start;
  padding: clamp(28px, 5vw, 48px);
  border: 1px dashed var(--line-2);
  background:
    repeating-linear-gradient(
      135deg,
      transparent 0 10px,
      rgba(255, 255, 255, 0.014) 10px 20px
    );
}
.empty-code {
  font-family: var(--mono);
  font-size: clamp(1.3rem, 3.4vw, 2rem);
  letter-spacing: 0.18em;
  color: var(--fg-3);
}
.empty p { color: var(--fg-2); font-size: 0.9rem; }
.empty .line {
  display: inline-block;
  width: 42px;
  height: 1px;
  background: var(--acc);
}

/* ---------- 04 联络 ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(240px, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: end;
}

.mail {
  display: inline-block;
  font-family: var(--mono);
  font-size: clamp(1.05rem, 3.4vw, 1.9rem);
  letter-spacing: -0.01em;
  color: var(--fg);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line-2);
  transition: color 0.16s linear, border-color 0.16s linear;
  word-break: break-all;
}
.mail:hover { color: var(--acc); border-color: var(--acc); }

.contact-note {
  margin-bottom: 14px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--fg-3);
}

.links {
  display: grid;
  border-top: 1px solid var(--line);
}
.links a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--fg-2);
  transition: color 0.16s linear, padding 0.2s var(--ease), background 0.16s linear;
}
.links a::after {
  content: "↗";
  font-size: 12px;
  color: var(--fg-3);
  transition: color 0.16s linear, transform 0.2s var(--ease);
}
.links a:hover { color: var(--fg); background: var(--acc-soft); padding-left: 10px; }
.links a:hover::after { color: var(--acc); transform: translate(2px, -2px); }

/* ---------- 作品详情页 ---------- */

.record {
  position: relative;
  width: 100%;
  padding: clamp(32px, 5vw, 64px) var(--gutter) clamp(64px, 8vw, 110px);
}

.back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--fg-3);
  transition: color 0.16s linear;
}
.back:hover { color: var(--acc); }

.rec-head { margin-top: clamp(10px, 2vw, 22px); }

.rec-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--fg-3);
  margin-bottom: 14px;
}
.rec-kicker i { width: 20px; height: 1px; background: var(--acc); }

.rec-title-lg {
  font-size: clamp(2rem, 6.5vw, 4rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 0.98;
  text-transform: uppercase;
}

.rec-sub-lg {
  margin-top: 12px;
  color: var(--fg-2);
  font-size: clamp(0.95rem, 2vw, 1.1rem);
}

.rec-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0;
  margin-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.rec-meta > div {
  padding: 14px 18px 14px 0;
  border-right: 1px solid var(--line);
}
.rec-meta > div:last-child { border-right: 0; }
.rec-meta b {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--fg-3);
}
.rec-meta span { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--fg); }

.rec-cover {
  margin-top: clamp(24px, 4vw, 44px);
  aspect-ratio: 16 / 8;
  border: 1px solid var(--line);
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}
.rec-cover img { width: 100%; height: 100%; object-fit: cover; }
.rec-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.03) 0 1px,
    transparent 1px 4px
  );
  pointer-events: none;
}

.doc {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  max-width: 74ch;
  margin-top: clamp(32px, 5vw, 56px);
}
.doc section { display: grid; gap: 12px; }
.doc h2 {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.doc h2 em {
  font-style: normal;
  color: var(--acc);
}
.doc p { color: var(--fg-2); font-size: 0.97rem; line-height: 1.95; }

.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: clamp(48px, 7vw, 80px);
  border-top: 1px solid var(--line);
}
.pager a {
  display: grid;
  gap: 6px;
  padding: 20px 20px 20px 0;
  transition: background 0.16s linear, padding-left 0.2s var(--ease);
}
.pager a + a { border-left: 1px solid var(--line); padding-left: 20px; }
.pager a:hover { background: var(--acc-soft); }
.pager span {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  color: var(--fg-3);
}
.pager strong { font-size: 0.95rem; font-weight: 600; color: var(--fg); }
.pager .next { text-align: right; justify-items: end; }

.notice { color: var(--fg-2); padding: 8px 0; font-size: 0.9rem; }

/* ---------- 进场动画 ---------- */

.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
  transition-delay: var(--d, 0ms);
}
.reveal.in { opacity: 1; transform: none; }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.boot { animation: rise 0.6s var(--ease) both; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-delay: 0ms !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .rule { transform: scaleX(1); }
  .status-dot { animation: none; }
}

/* ---------- 平板 ---------- */

@media (max-width: 1100px) {
  .rail { display: none; }
  .hero { padding-left: var(--gutter); }
  .sec { padding-left: var(--gutter); }
  .record { padding-left: var(--gutter); }
  .hero::after { display: none; }
}

/* ---------- 手机 ---------- */

@media (max-width: 860px) {
  :root { --hdr: 96px; }

  .hdr-in { flex-wrap: wrap; gap: 0; padding-block: 0; }
  .brand { height: 50px; }
  .hdr-time {
    height: 50px;
    margin-left: auto;
    padding-left: 14px;
  }
  .nav {
    order: 3;
    width: 100%;
    margin: 0;
    gap: 0;
    border-top: 1px solid var(--line);
  }
  .nav a {
    flex: 1;
    justify-content: center;
    padding: 9px 4px;
    font-size: 10.5px;
    letter-spacing: 0.08em;
  }
  .nav a::after { left: 6px; right: 6px; }
  .nav a span { display: none; }

  .hero {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 40px;
    min-height: 0;
    padding-top: 40px;
    padding-bottom: 56px;
  }
  .hero::before, .hero::after { display: none; }
  .hero-spec { max-width: none; }
  .hero-title { font-size: clamp(2.1rem, 11vw, 3.4rem); }

  .sec { padding-block: 56px; }
  .sec-hd { flex-wrap: wrap; gap: 8px 12px; }
  .sec-hd .meta { margin-left: 0; width: 100%; }

  .grid-12 { grid-template-columns: 1fr; gap: 24px; }
  .col-4, .col-5, .col-6, .col-7, .col-8, .push-1 { grid-column: auto; margin-left: 0; }

  .row {
    grid-template-columns: 34px minmax(0, 1fr) auto;
    gap: 10px;
    padding: 14px 4px;
  }
  .row-cn { grid-column: 2 / -1; grid-row: 2; margin-top: -6px; }
  .row:hover { padding-left: 8px; }

  .rec {
    grid-template-columns: 36px minmax(0, 1fr) 18px;
    gap: 12px;
    padding: 16px 4px;
  }
  .rec-sub { grid-column: 2 / 3; grid-row: 2; }
  .rec-year { display: none; }
  .rec:hover { padding-left: 8px; }

  .contact-grid { grid-template-columns: 1fr; align-items: start; }
  .rec-meta { grid-template-columns: 1fr 1fr; }
  .rec-meta > div { padding: 12px 12px 12px 0; }
  .rec-meta > div:nth-child(2n) { border-right: 0; padding-left: 14px; }
  .pager { grid-template-columns: 1fr; }
  .pager a + a { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; }
  .pager .next { text-align: left; justify-items: start; }

  .status-coords { display: none; }
}

@media (max-width: 400px) {
  .nav a { font-size: 10px; letter-spacing: 0.04em; }
  .brand-txt i { display: none; }
}

/* =========================================================
   浅色模块：白面板 / 白底状态栏
   在黑色终端里嵌入"白色仪表盘"，压低整体黑色占比
   ========================================================= */

/* 首屏规格面板 */
.hero-spec {
  padding: 16px 18px 15px;
  border: 1px solid var(--paper-line);
  background: var(--paper);
  color: var(--ink);
}
.hero-spec .spec-hd {
  color: var(--ink-3);
  border-bottom: 1px solid var(--paper-line);
}
.hero-spec .spec-hd .acc {
  background: var(--acc);
  color: var(--ink);
  padding: 1px 7px;
}
.hero-spec .spec-list div {
  border-bottom: 1px dotted var(--paper-line-2);
  font-size: 12.5px;
}
.hero-spec .spec-list dt { color: var(--ink-3); }
.hero-spec .spec-list dd { color: var(--ink); }
.hero-spec .spec-list dd.acc {
  justify-self: start;
  background: var(--acc);
  color: var(--ink);
  padding: 1px 7px;
  font-size: 10.5px;
}

/* 白色模块面板：能力模块 / 联络 */
.panel {
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--paper-line);
  padding: 4px clamp(14px, 2.4vw, 26px);
}
.panel--pad { padding: clamp(20px, 3vw, 34px); }

.panel .rows { border-top: 0; }
.panel .row { border-bottom: 1px solid var(--paper-line); }
.panel .row:last-child { border-bottom: 0; }
.panel .row::before { background: var(--ink); }
.panel .row:hover { background: rgba(13, 13, 13, 0.045); }
.panel .row-idx,
.panel .row-scope { color: var(--ink-3); border-color: var(--paper-line-2); }
.panel .row-name { color: var(--ink); }
.panel .row-cn { color: var(--ink-2); }
.panel .row:hover .row-idx,
.panel .row:hover .row-scope { color: var(--ink); border-color: var(--ink); }

.panel .contact-note { color: var(--ink-3); }
.panel .mail {
  color: var(--ink);
  border-bottom-color: var(--paper-line-2);
}
.panel .mail:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}
.panel .links { border-top: 1px solid var(--paper-line); }
.panel .links a {
  color: var(--ink-2);
  border-bottom: 1px solid var(--paper-line);
}
.panel .links a:hover { color: var(--ink); background: rgba(13, 13, 13, 0.05); }
.panel .links a::after { color: var(--ink-3); }
.panel .links a:hover::after { color: var(--ink); }

/* 空状态 */
.empty {
  border: 1px dashed var(--paper-line-2);
  background:
    repeating-linear-gradient(
      135deg,
      transparent 0 10px,
      rgba(13, 13, 13, 0.022) 10px 20px
    ),
    var(--paper);
}
.empty-code { color: #9a9a90; }
.empty p { color: var(--ink-2); }
.empty .line { background: var(--ink); }

/* 底部状态栏：白底黑字 */
.statusbar {
  background: var(--paper);
  border-top: 1px solid var(--paper-line-2);
  color: var(--ink-3);
}
.statusbar b { color: var(--ink); }
.status-dot {
  background: var(--acc);
  border: 1px solid var(--ink);
  width: 6px;
  height: 6px;
}

/* 次级按钮：白底 */
.btn--ghost {
  background: var(--paper);
  color: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.btn--ghost::before { content: none; }
.btn--ghost span { opacity: 0.5; }
.btn--ghost:hover { background: #ffffff; }
.btn--ghost:hover span { opacity: 0.65; color: inherit; }

/* =========================================================
   全屏布局后的补充组件
   ========================================================= */

/* ---------- 语言切换 ---------- */

.lang {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-left: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.lang-btn {
  padding: 6px 5px;
  border: 0;
  background: none;
  color: var(--fg-3);
  font-family: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  cursor: pointer;
  transition: color 0.16s linear;
}
.lang-btn:hover { color: var(--fg); }
.lang-btn.is-on { color: var(--acc); }

.lang-sep { color: var(--line-3); }

.nav a em,
.btn em { font-style: normal; }

/* ---------- 首屏补充 ---------- */

.hero-note {
  max-width: 52ch;
  margin-top: 12px;
  color: var(--fg-3);
  font-size: 0.92rem;
  line-height: 1.85;
}

/* ---------- 关于我 ---------- */

.about-tagline {
  margin-bottom: clamp(24px, 3vw, 40px);
  font-family: var(--mono);
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  letter-spacing: 0.3em;
  color: var(--acc);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 80px);
  align-items: start;
}

.about-lead {
  font-size: clamp(1.2rem, 2.1vw, 1.7rem);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.about-body {
  max-width: 62ch;
  color: var(--fg-2);
  font-size: clamp(0.95rem, 1.25vw, 1.02rem);
  line-height: 1.95;
}

.practice-label {
  margin: clamp(40px, 5vw, 68px) 0 18px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--fg-3);
}

.practice {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.practice-item {
  padding: clamp(18px, 2.2vw, 30px) clamp(20px, 3vw, 44px) clamp(18px, 2.2vw, 30px) 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s linear;
}
.practice-item:nth-child(even) {
  padding-left: clamp(20px, 3vw, 44px);
  border-left: 1px solid var(--line);
}
.practice-item:hover { background: rgba(240, 215, 92, 0.04); }

.practice-hd {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}

.practice-no {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--acc);
}
.practice-dash { color: var(--line-3); }

.practice-en {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
}

.practice-cn {
  max-width: 48ch;
  color: var(--fg-2);
  font-size: 0.92rem;
  line-height: 1.85;
}

.about-closing {
  display: grid;
  gap: 16px;
  max-width: 78ch;
  margin-top: clamp(40px, 5.5vw, 76px);
}
.about-closing p {
  color: var(--fg-2);
  font-size: clamp(0.95rem, 1.25vw, 1.02rem);
  line-height: 1.95;
}

.motto {
  display: inline-block;
  margin-top: clamp(20px, 3vw, 36px);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--acc-line);
  font-family: var(--mono);
  font-size: clamp(1.05rem, 2.4vw, 1.8rem);
  letter-spacing: 0.1em;
  color: var(--fg);
}

/* ---------- 联络补充 ---------- */

.contact-hint {
  max-width: 46ch;
  margin: 10px 0 22px;
  color: var(--fg-3);
  font-size: 0.92rem;
  line-height: 1.85;
}

/* ---------- 白色面板：换成暖白 + 轻微渐层，进场更柔 ---------- */

.panel,
.hero-spec {
  background: linear-gradient(180deg, rgba(236, 232, 222, 0.94) 0%, rgba(226, 221, 209, 0.94) 100%);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

.empty {
  background:
    repeating-linear-gradient(
      135deg,
      transparent 0 10px,
      rgba(13, 13, 13, 0.022) 10px 20px
    ),
    linear-gradient(180deg, rgba(236, 232, 222, 0.94) 0%, rgba(226, 221, 209, 0.94) 100%);
}

/* ---------- 小屏 ---------- */

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 22px; }
  .about-body { max-width: none; }

  .practice { grid-template-columns: 1fr; }
  .practice-item:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }
  .practice-item { padding-right: 0; }

  .about-tagline { letter-spacing: 0.2em; }
  .motto { font-size: clamp(1rem, 4vw, 1.3rem); }
}

@media (max-width: 860px) {
  .hdr-in { row-gap: 0; }
  .lang { margin-left: auto; }
  .hdr-time {
    margin-left: 12px;
    padding-left: 12px;
  }
  .hero-note { font-size: 0.88rem; }
}

/* 白面板里的次要文字改用深色，别沿用暗色主题的浅灰 */
.panel .contact-hint,
.panel .contact-note { color: var(--ink-3); }
.empty-code { color: #7d7d73; }
.practice-label { color: var(--fg-2); font-size: 11.5px; }
/* =========================================================
   背景地球 + AI 解决方案区块
   ========================================================= */

.bg-globe {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.8;
}

/* ---------- AI 与数字解决方案 ---------- */

.solutions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(36px, 5vw, 64px);
  border-top: 1px solid var(--line);
}

.sol-item {
  padding: clamp(22px, 2.6vw, 34px) clamp(20px, 3vw, 48px) clamp(26px, 3vw, 40px) 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s linear;
}
.sol-item:nth-child(even) {
  padding-left: clamp(20px, 3vw, 48px);
  border-left: 1px solid var(--line);
}
.sol-item:hover { background: rgba(240, 215, 92, 0.035); }

.sol-hd {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.sol-no {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--acc);
}

.sol-en {
  font-family: var(--mono);
  font-size: clamp(0.95rem, 1.45vw, 1.08rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
}

.sol-cn {
  margin-bottom: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--fg);
}

.sol-desc {
  max-width: 54ch;
  color: var(--fg-2);
  font-size: 0.9rem;
  line-height: 1.9;
}

.motto-big {
  font-family: var(--mono);
  font-size: clamp(1.05rem, 2.3vw, 1.65rem);
  letter-spacing: 0.14em;
  color: var(--fg);
}

.motto-sub {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--fg-3);
}

@media (max-width: 900px) {
  .solutions { grid-template-columns: 1fr; }
  .sol-item,
  .sol-item:nth-child(even) {
    padding-left: 0;
    padding-right: 0;
    border-left: 0;
  }
  .motto-big { letter-spacing: 0.08em; }
}

@media (max-width: 720px) {
  .bg-globe { opacity: 0.55; }
}

/* 长标题在窄屏折行，别把副标挤成碎片 */
.sec-hd h2 { flex-wrap: wrap; gap: 4px 12px; }

@media (max-width: 760px) {
  .sec-hd h2 {
    font-size: 0.86rem;
    letter-spacing: 0.12em;
  }
  .sec-hd h2 .cn { font-size: 0.68rem; }
}

@media (max-width: 760px) {
  .sec-hd h2 .cn {
    flex-basis: 100%;
    margin-top: 2px;
  }
}

@media (max-width: 720px) {
  .bg-globe {
    -webkit-mask-image: linear-gradient(to bottom, transparent 6%, #000 40%);
    mask-image: linear-gradient(to bottom, transparent 6%, #000 40%);
  }
}

/* 联系方式里的纯文本行（QQ / 微信） */
.links .plain {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--fg-2);
}
.links .plain em {
  font-style: normal;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fg);
  user-select: all;
}
.panel .links .plain { color: var(--ink-3); border-bottom-color: var(--paper-line); }
.panel .links .plain em { color: var(--ink); }

/* =========================================================
   规格面板：改成左上角可折叠的档案卡
   ========================================================= */

.hero-spec { color: var(--ink); }

.spec-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  margin: 0;
  padding: 12px 14px;
  border: 0;
  background: none;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-align: left;
  cursor: pointer;
  transition: background 0.16s linear, color 0.16s linear;
}
.spec-hd:hover { background: rgba(13, 13, 13, 0.05); color: var(--ink); }
.spec-hd:focus-visible { outline: 1px solid var(--ink); outline-offset: -3px; }

.spec-hd-meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.spec-hd .acc {
  padding: 1px 7px;
  background: var(--acc);
  color: var(--ink);
  font-size: 9.5px;
  letter-spacing: 0.12em;
}

.spec-chev {
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.28s var(--ease);
}
.hero-spec.is-collapsed .spec-chev {
  transform: rotate(-45deg) translate(-1px, 1px);
}

.spec-list {
  max-height: 360px;
  padding: 0 14px 12px;
  overflow: hidden;
  transition: max-height 0.38s var(--ease), opacity 0.26s ease, padding-bottom 0.3s ease;
}
.hero-spec.is-collapsed .spec-list {
  max-height: 0;
  opacity: 0;
  padding-bottom: 0;
}

.hero-spec .spec-list div {
  padding: 14px 0;
  transition: background 0.16s linear, padding-left 0.2s var(--ease);
}
.hero-spec .spec-list div:hover {
  background: rgba(13, 13, 13, 0.05);
  padding-left: 6px;
}

/* 桌面：浮在左上角，不再压住地球 */
@media (min-width: 901px) {
  .hero { grid-template-columns: 1fr; }

  .hero-spec {
    position: absolute;
    top: clamp(120px, 21vh, 220px);
    right: var(--gutter);
    width: min(320px, 26vw);
    z-index: 4;
    padding: 0;
    border: 1px solid var(--paper-line);
    background: linear-gradient(
      180deg,
      rgba(236, 232, 222, 0.96) 0%,
      rgba(226, 221, 209, 0.96) 100%
    );
    backdrop-filter: blur(2px);
  }
}

/* 平板 / 手机：回到文档流，放在首屏内容下面 */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }

  .hero-spec {
    position: static;
    width: auto;
    max-width: none;
    margin-top: 26px;
    padding: 0;
  }
}