/* ============================================================
   智企 AI 官网 · v2
   纸墨编辑风 × 生成艺术：暖纸底 / 衬线大字 / 克莱因蓝 / 流场活墨
   ============================================================ */

:root {
  --paper: #ece4d2;
  --paper-2: #e3dac6;
  --ink: #1c1710;
  --ink-70: rgba(28, 23, 16, 0.72);
  --ink-45: rgba(28, 23, 16, 0.46);
  --line: rgba(28, 23, 16, 0.16);
  --line-strong: rgba(28, 23, 16, 0.52);
  --blue: #2433ff;
  --verm: #e8490f;
  --gold: #b88a3e;
  --gold-bright: #d9a851;
  --dark: #121014;
  --dark-2: #1a171d;
  --paper-on-dark: #efeadd;
  --serif: "Noto Serif SC", "Songti SC", serif;
  --display: "Cormorant Garamond", "Noto Serif SC", serif;
  --sans: "Noto Sans SC", "PingFang SC", sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", Menlo, monospace;
}

/* ===== 暗色主题 ===== */
[data-theme="dark"] {
  --paper: #14141b;
  --paper-2: #1d1d27;
  --ink: #ece4d2;
  --ink-70: rgba(236, 228, 210, 0.74);
  --ink-45: rgba(236, 228, 210, 0.46);
  --line: rgba(236, 228, 210, 0.15);
  --line-strong: rgba(236, 228, 210, 0.36);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  overflow-x: hidden;
}
::selection { background: var(--blue); color: var(--paper); }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 32px; }

/* 流场背景 */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}
main, nav, header, section, footer { position: relative; z-index: 1; }

/* ---------- 氛围层：暖色光晕 + 胶片颗粒（全站统一，方向 I） ---------- */
.ambient {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(120% 90% at 72% 14%, rgba(255, 243, 214, 0.30) 0%, rgba(255, 243, 214, 0) 46%),
    radial-gradient(140% 120% at 18% 98%, rgba(184, 138, 62, 0.13) 0%, rgba(184, 138, 62, 0) 52%),
    radial-gradient(160% 140% at 50% 50%, rgba(28, 23, 16, 0) 58%, rgba(28, 23, 16, 0.14) 100%);
  transition: background 0.6s;
}
.grain {
  position: fixed; inset: 0; z-index: 55; pointer-events: none;
  opacity: 0.045; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}
.fallback-bg {
  position: fixed; inset: 0; z-index: 0; display: none;
  background:
    radial-gradient(60% 50% at 70% 30%, rgba(217, 168, 81, 0.28), rgba(217, 168, 81, 0) 70%),
    linear-gradient(160deg, #f1ead9, var(--paper) 55%, #e6dcc4);
}
body.nogl .fallback-bg { display: block; }

[data-theme="dark"] .ambient {
  background:
    radial-gradient(120% 90% at 72% 14%, rgba(120, 150, 255, 0.10) 0%, rgba(120, 150, 255, 0) 46%),
    radial-gradient(140% 120% at 18% 98%, rgba(217, 168, 81, 0.08) 0%, rgba(217, 168, 81, 0) 52%),
    radial-gradient(160% 150% at 50% 50%, rgba(0, 0, 0, 0) 48%, rgba(0, 0, 0, 0.55) 100%);
}
[data-theme="dark"] .grain { mix-blend-mode: overlay; opacity: 0.06; }
[data-theme="dark"] .fallback-bg {
  background:
    radial-gradient(60% 50% at 70% 30%, rgba(120, 150, 255, 0.14), rgba(120, 150, 255, 0) 70%),
    linear-gradient(160deg, #1a1a24, var(--paper) 55%, #0e0e15);
}

/* 暗色主题：把"反白悬停"的卡片改回固定深色面板，保证浅色副标签仍可读 */
[data-theme="dark"] .ov-card:hover,
[data-theme="dark"] .pline-card:hover,
[data-theme="dark"] .fw-row:hover,
[data-theme="dark"] .case-card:hover,
[data-theme="dark"] .method-card:hover {
  background: #0c0c12;
  color: var(--paper-on-dark);
}
[data-theme="dark"] #nav.scrolled { background: rgba(16, 16, 22, 0.82); }
[data-theme="dark"] .marquee { background: rgba(20, 20, 27, 0.5); }
[data-theme="dark"] .nav-cta:hover { color: var(--paper); }

/* ---------- 主题切换按钮 ---------- */
.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-70);
  display: inline-grid; place-items: center;
  font-size: 0.9rem;
  transition: all 0.25s;
}
.theme-toggle:hover { border-color: var(--ink); color: var(--ink); }

/* ---------- 自定义光标 ---------- */
#cursor {
  position: fixed;
  z-index: 999;
  width: 34px; height: 34px;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: width 0.25s, height 0.25s, background 0.25s, opacity 0.3s, border-color 0.25s;
  mix-blend-mode: exclusion;
  border-color: #d8d2c2;
}
#cursor.hover { width: 60px; height: 60px; background: rgba(216, 210, 194, 0.18); }
#cursor-dot {
  position: fixed;
  z-index: 999;
  width: 5px; height: 5px;
  background: var(--blue);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
}
@media (pointer: coarse) { #cursor, #cursor-dot { display: none; } }

/* ---------- 导航 ---------- */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s;
}
#nav.scrolled {
  background: rgba(242, 238, 227, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.3rem;
  letter-spacing: 0.04em;
}
.logo b { color: var(--blue); font-weight: 900; }
.logo-en { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.25em; color: var(--ink-45); margin-left: 8px; font-weight: 400; vertical-align: 2px; }
@media (max-width: 520px) { .logo-en { display: none; } }
.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo-img { height: 30px; width: auto; display: block; transition: transform 0.3s; }
.logo:hover .logo-img { transform: rotate(-6deg) scale(1.08); }
.nav-links { display: flex; gap: 30px; align-items: center; font-size: 0.9rem; }
.nav-links a { color: var(--ink-70); transition: color 0.2s; position: relative; }
.nav-links a:hover { color: var(--ink); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -5px;
  width: 100%; height: 1.5px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s;
}
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta {
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: 7px 20px;
  font-size: 0.88rem;
  background: transparent;
  color: var(--ink);
  transition: background 0.25s, color 0.25s;
}
.nav-cta:hover { background: var(--ink); color: var(--paper); }

/* 产品下拉菜单 */
.nav-dd { position: relative; }
.nav-dd-btn {
  font-family: inherit; font-size: 0.9rem; color: var(--ink-70);
  background: transparent; border: 0; padding: 0; cursor: pointer;
  display: inline-flex; align-items: center; gap: 4px; transition: color 0.2s;
}
.nav-dd-btn .cap { font-size: 0.7rem; transition: transform 0.25s; }
.nav-dd:hover .nav-dd-btn, .nav-dd-btn[aria-current] { color: var(--ink); }
.nav-dd:hover .nav-dd-btn .cap { transform: rotate(180deg); }
.nav-dd-menu {
  position: absolute; top: calc(100% + 14px); left: 50%; transform: translateX(-50%) translateY(8px);
  min-width: 260px; background: var(--paper); border: 1.5px solid var(--ink);
  box-shadow: 8px 8px 0 var(--paper-2); padding: 8px;
  opacity: 0; visibility: hidden; transition: opacity 0.22s, transform 0.22s; z-index: 50;
}
.nav-dd::after { content: ""; position: absolute; top: 100%; left: 0; right: 0; height: 16px; }
.nav-dd:hover .nav-dd-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-dd-menu a {
  display: block; padding: 10px 14px; border-radius: 4px; transition: background 0.18s;
}
.nav-dd-menu a:hover { background: var(--paper-2); }
.nav-dd-menu a.on { background: var(--paper-2); }
.nav-dd-menu a b { display: block; font-family: var(--serif); font-weight: 700; font-size: 0.98rem; color: var(--ink); }
.nav-dd-menu a small { display: block; font-family: var(--mono); font-size: 0.66rem; color: var(--ink-45); margin-top: 2px; letter-spacing: 0.02em; }
.nav-dd-menu a:hover b { color: var(--blue); }
.nav-dd-menu a.nav-dd-sub { padding: 8px 14px 8px 26px; font-family: var(--mono); font-size: 0.74rem; color: var(--ink-70); margin-top: -2px; }
.nav-dd-menu a.nav-dd-sub:hover { color: var(--blue); background: var(--paper-2); }

/* 产品下拉：三代谱系 + 理念分区 */
.nav-dd-menu { min-width: 304px; }
.dd-sec { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.12em; color: var(--gold); padding: 8px 14px 7px; text-transform: uppercase; }
.dd-sec-2 { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 12px; }
.dd-lineage { position: relative; }
.dd-lineage::before { content: ""; position: absolute; left: 35px; top: 30px; bottom: 30px; width: 1.5px; background: var(--line-strong); }
.nav-dd-menu a.dd-prod, .nav-dd-menu a.dd-lab { display: flex; align-items: center; gap: 12px; padding: 9px 14px; }
.dd-gen { flex: none; font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.04em; color: var(--gold); border: 1px solid var(--gold); border-radius: 4px; padding: 4px 5px; background: var(--paper); position: relative; z-index: 1; line-height: 1; }
.dd-lab-mark { flex: none; width: 26px; text-align: center; color: var(--gold); font-size: 0.9rem; }
.dd-main { min-width: 0; }
.dd-main b { display: block; font-family: var(--serif); font-weight: 700; font-size: 0.98rem; color: var(--ink); }
.dd-main small { display: block; font-family: var(--mono); font-size: 0.64rem; color: var(--ink-45); margin-top: 2px; letter-spacing: 0.02em; }
.nav-dd-menu a.dd-prod:hover .dd-main b, .nav-dd-menu a.dd-lab:hover .dd-main b { color: var(--blue); }

@media (max-width: 820px) { .nav-links a, .nav-dd { display: none; } }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: 120px;
  position: relative;
}
#hero-field {
  position: absolute;
  top: 10vh;
  right: 3vw;
  width: min(50vw, 580px);
  height: min(50vw, 580px);
  z-index: 1;
  pointer-events: none;
}
@media (max-width: 960px) { #hero-field { display: none; } }
.hero-grid { width: 100%; }
.hero-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--ink-45);
  text-transform: uppercase;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-bottom: 7vh;
}
.hero-title {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(3rem, 9.2vw, 8.2rem);
  line-height: 1.06;
  letter-spacing: 0.01em;
}
.hero-title .line { display: block; overflow: hidden; }
.hero-title .line > span { display: inline-block; transform: translateY(110%); transition: transform 1s cubic-bezier(0.22, 1, 0.36, 1); }
body.loaded .hero-title .line > span { transform: none; }
.hero-title .line:nth-child(2) > span { transition-delay: 0.12s; }
.hero-title em {
  font-style: italic;
  color: var(--blue);
  margin-right: 0.08em;
}
.hero-title .dot { color: var(--verm); }
.hero-below {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  margin-top: 5vh;
  padding-bottom: 6vh;
  flex-wrap: wrap;
}
.hero-sub {
  max-width: 520px;
  color: var(--ink-70);
  font-size: 1.02rem;
}
.hero-sub b { color: var(--ink); }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 32px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  border: 1.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  transition: background 0.3s, color 0.3s, transform 0.2s;
  will-change: transform;
}
.btn-fill { background: var(--ink); color: var(--paper); }
.btn-fill:hover { background: var(--blue); border-color: var(--blue); }
.btn:not(.btn-fill):hover { background: var(--ink); color: var(--paper); }

/* 跑马灯 */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  white-space: nowrap;
  padding: 16px 0;
  background: rgba(242, 238, 227, 0.55);
}
.marquee-track {
  display: inline-block;
  animation: marquee 36s linear infinite;
}
.marquee span {
  font-family: var(--serif);
  font-size: 1.05rem;
  margin-right: 18px;
  color: var(--ink-70);
}
.marquee i { font-style: normal; color: var(--verm); margin-right: 18px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Section 头部 ---------- */
section.sec { padding: 130px 0 110px; }
.sec-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  align-items: start;
  margin-bottom: 64px;
}
.sec-no {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(3.4rem, 6vw, 5.4rem);
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink-45);
}
@media (max-width: 720px) {
  .sec-head { grid-template-columns: 1fr; gap: 10px; }
  .sec-no { font-size: 2.6rem; }
}
.studio .sec-no { -webkit-text-stroke-color: rgba(239, 234, 221, 0.4); }
.sec-kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--verm);
  margin-bottom: 12px;
}
.sec-title {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.9rem, 4vw, 3.1rem);
  line-height: 1.25;
}
.sec-desc { color: var(--ink-70); max-width: 640px; margin-top: 18px; font-size: 0.98rem; }
.sec-desc b { color: var(--ink); }

.rv { opacity: 0; transform: translateY(34px); transition: opacity 0.9s, transform 0.9s cubic-bezier(0.22, 1, 0.36, 1); }
.rv.in { opacity: 1; transform: none; }

/* ---------- 三层架构 ---------- */
.arch-stage { display: flex; flex-direction: column; align-items: center; }
#arch-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 56px;
}
.arch-chip {
  padding: 9px 22px;
  border-radius: 999px;
  border: 1.5px solid var(--line-strong);
  background: transparent;
  color: var(--ink-70);
  font-size: 0.92rem;
  transition: all 0.25s;
}
.arch-chip:hover { border-color: var(--ink); color: var(--ink); }
.arch-chip.on { background: var(--blue); border-color: var(--blue); color: #fff; }

.arch-layer-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  color: var(--ink-45);
  margin-bottom: 12px;
}

#arch-foundry {
  width: min(620px, 100%);
  text-align: center;
  border: 1.5px solid var(--ink);
  background: var(--paper);
  padding: 30px 34px;
  position: relative;
  transition: box-shadow 0.4s;
}
#arch-foundry::after {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px solid var(--line);
  pointer-events: none;
}
#arch-foundry.on { box-shadow: 8px 8px 0 var(--blue); animation: stamp 0.5s; }
@keyframes stamp {
  0% { box-shadow: 0 0 0 var(--blue); }
  60% { box-shadow: 11px 11px 0 var(--blue); }
  100% { box-shadow: 8px 8px 0 var(--blue); }
}
.arch-foundry-name {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.35rem;
}
.arch-foundry-name span { color: var(--blue); }
#arch-foundry-msg { margin-top: 8px; color: var(--ink-70); font-size: 0.92rem; min-height: 1.7em; }

.arch-beam {
  width: 1.5px; height: 56px;
  background: repeating-linear-gradient(180deg, var(--ink) 0 5px, transparent 5px 10px);
  opacity: 0.18;
  transition: opacity 0.4s;
  position: relative;
}
.arch-beam.on { opacity: 0.85; }
.arch-beam.on::after {
  content: "";
  position: absolute;
  left: -3.25px; top: 0;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--verm);
  animation: beam-drop 1.1s linear infinite;
}
@keyframes beam-drop {
  from { top: -6%; opacity: 1; }
  to { top: 96%; opacity: 0.15; }
}

#arch-fw {
  width: min(620px, 100%);
  display: flex;
  gap: 22px;
  align-items: center;
  border: 1.5px solid var(--line-strong);
  background: var(--paper);
  padding: 24px 30px;
  min-height: 112px;
  opacity: 0.4;
  transition: opacity 0.4s, border-color 0.4s, box-shadow 0.4s;
}
#arch-fw.on { opacity: 1; border-color: var(--ink); box-shadow: 8px 8px 0 var(--paper-2); }
.arch-fw-icon {
  font-family: var(--mono);
  font-size: 1.5rem;
  width: 60px; height: 60px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  color: var(--blue);
}
.arch-fw-name { font-family: var(--serif); font-weight: 900; font-size: 1.15rem; }
.arch-fw-name span { font-family: var(--sans); color: var(--ink-70); font-weight: 400; font-size: 0.88rem; margin-left: 10px; }
.arch-fw-mech { color: var(--ink-70); font-size: 0.9rem; }
.arch-fw-src { font-family: var(--mono); font-size: 0.7rem; color: var(--ink-45); margin-top: 4px; }

#arch-instances {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  width: min(820px, 100%);
}
@media (max-width: 660px) { #arch-instances { grid-template-columns: 1fr; } }
.arch-inst {
  border: 1.5px solid var(--line-strong);
  background: var(--paper);
  padding: 22px 26px;
  opacity: 0;
  animation: inst-in 0.55s forwards;
  transition: box-shadow 0.3s;
}
.arch-inst:hover { box-shadow: 6px 6px 0 var(--paper-2); }
@keyframes inst-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}
.arch-inst-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 7px; }
.arch-inst-name { font-family: var(--serif); font-weight: 900; font-size: 1.04rem; color: var(--ink); line-height: 1.25; }
.arch-inst-fw { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.03em; color: var(--gold); border: 1px solid var(--line-strong); border-radius: 4px; padding: 2px 6px; flex: none; white-space: nowrap; }
.arch-inst-co {
  font-family: var(--sans);
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--ink-45);
  font-size: 0.82rem;
}
.arch-inst ul { list-style: none; }
.arch-inst li {
  font-size: 0.87rem;
  color: var(--ink-70);
  padding: 4px 0 4px 20px;
  position: relative;
}
.arch-inst li::before { content: "—"; position: absolute; left: 0; color: var(--blue); }
a.arch-inst-link { display: block; cursor: pointer; }
a.arch-inst-link:hover { border-color: var(--ink); box-shadow: 6px 6px 0 var(--blue); }
.arch-inst-more {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em;
  color: var(--blue); margin-top: 14px; padding-top: 12px;
  border-top: 1px dashed var(--line); transition: color 0.25s, letter-spacing 0.25s;
}
a.arch-inst-link:hover .arch-inst-more { color: var(--verm); letter-spacing: 0.1em; }
.arch-note { margin-top: 44px; text-align: center; color: var(--ink-70); font-size: 0.92rem; max-width: 640px; }
.arch-note b { color: var(--ink); }

/* ---------- 框架行表 ---------- */
.fw-rows { border-top: 1.5px solid var(--ink); }
.fw-row {
  display: grid;
  grid-template-columns: 80px 270px 1fr 200px;
  gap: 24px;
  align-items: baseline;
  padding: 26px 18px;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s, color 0.3s, padding-left 0.3s;
  position: relative;
}
.fw-row:hover { background: var(--ink); color: var(--paper); padding-left: 30px; }
.fw-row:hover .fw-r-cn, .fw-row:hover .fw-r-mech { color: rgba(239, 234, 221, 0.65); }
.fw-row:hover .fw-r-no { color: var(--verm); -webkit-text-stroke: 0; }
.fw-row:hover .fw-r-domain { color: var(--paper); border-color: rgba(239, 234, 221, 0.4); }
.fw-r-no {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.9rem;
  color: transparent;
  -webkit-text-stroke: 1px var(--ink-45);
  line-height: 1;
  transition: color 0.3s;
}
.fw-r-name { font-family: var(--serif); font-weight: 900; font-size: 1.3rem; line-height: 1.3; }
.fw-r-cn { display: block; font-family: var(--sans); font-weight: 400; font-size: 0.82rem; color: var(--ink-45); margin-top: 2px; transition: color 0.3s; }
.fw-r-mech { font-size: 0.92rem; color: var(--ink-70); transition: color 0.3s; }
.fw-r-src { display: block; font-family: var(--mono); font-size: 0.68rem; margin-top: 6px; opacity: 0.55; }
.fw-r-domain {
  justify-self: end;
  font-size: 0.84rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 5px 16px;
  white-space: nowrap;
  transition: all 0.3s;
}
@media (max-width: 960px) {
  .fw-row { grid-template-columns: 56px 1fr; }
  .fw-r-mech { grid-column: 2; }
  .fw-r-domain { grid-column: 2; justify-self: start; }
}

/* ---------- Playground（深色工作室） ---------- */
.studio {
  background: var(--dark);
  color: var(--paper-on-dark);
  padding: 130px 0 120px;
}
.studio .sec-title { color: var(--paper-on-dark); }
.studio .sec-desc { color: rgba(239, 234, 221, 0.62); }
.studio .sec-desc b { color: var(--paper-on-dark); }

.pg-wrap {
  display: grid;
  grid-template-columns: 290px 1fr;
  gap: 26px;
  align-items: start;
}
@media (max-width: 920px) { .pg-wrap { grid-template-columns: 1fr; } }

#pg-list { display: flex; flex-direction: column; gap: 2px; border-top: 1px solid rgba(239, 234, 221, 0.18); }
@media (max-width: 920px) {
  #pg-list { flex-direction: row; overflow-x: auto; border-top: 0; padding-bottom: 6px; }
  .pg-item { min-width: 190px; border-bottom: 1px solid rgba(239,234,221,0.18) !important; }
}
.pg-item {
  display: flex;
  align-items: center;
  gap: 14px;
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(239, 234, 221, 0.14);
  padding: 15px 12px;
  color: rgba(239, 234, 221, 0.6);
  transition: all 0.25s;
}
.pg-item:hover { color: var(--paper-on-dark); padding-left: 20px; }
.pg-item.on { color: var(--paper-on-dark); background: rgba(239, 234, 221, 0.06); border-left: 3px solid var(--verm); padding-left: 16px; }
.pg-item-icon {
  font-family: var(--mono);
  width: 36px; height: 36px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1px solid rgba(239, 234, 221, 0.3);
  border-radius: 50%;
  font-size: 0.9rem;
}
.pg-item.on .pg-item-icon { border-color: var(--verm); color: var(--verm); }
.pg-item-body { display: flex; flex-direction: column; line-height: 1.45; }
.pg-item-name { font-weight: 600; font-size: 0.95rem; }
.pg-item-fw { font-family: var(--mono); font-size: 0.68rem; opacity: 0.65; }

.pg-shell {
  border: 1px solid rgba(239, 234, 221, 0.2);
  background: var(--dark-2);
  display: flex;
  flex-direction: column;
}
.pg-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 20px;
  border-bottom: 1px solid rgba(239, 234, 221, 0.12);
  flex-wrap: wrap;
}
.pg-status { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; color: rgba(239, 234, 221, 0.55); }
.pg-status .led { width: 8px; height: 8px; border-radius: 50%; background: #777; }
.pg-status.live .led { background: #4ade80; box-shadow: 0 0 8px #4ade80; animation: led 1.6s infinite; }
@keyframes led { 50% { opacity: 0.45; } }
#pg-term-title {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: rgba(239, 234, 221, 0.5);
  flex: 1;
  min-width: 160px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.pg-bar-btn {
  border: 1px solid rgba(239, 234, 221, 0.3);
  background: transparent;
  color: rgba(239, 234, 221, 0.8);
  border-radius: 999px;
  padding: 5px 16px;
  font-size: 0.78rem;
  transition: all 0.2s;
}
.pg-bar-btn:hover:not(:disabled) { border-color: var(--verm); color: var(--verm); }
.pg-bar-btn:disabled { opacity: 0.35; cursor: default; }
.pg-bar-btn.key-on { border-color: #4ade80; color: #4ade80; }

#pg-term {
  height: 440px;
  overflow-y: auto;
  padding: 24px 26px;
  font-size: 0.9rem;
  scroll-behavior: smooth;
}
#pg-term::-webkit-scrollbar { width: 5px; }
#pg-term::-webkit-scrollbar-thumb { background: rgba(239, 234, 221, 0.18); }

.pg-line { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-start; margin-bottom: 14px; animation: line-in 0.3s; }
@keyframes line-in { from { opacity: 0; transform: translateY(6px); } }
.pg-tag {
  flex: none;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  padding: 3px 0;
  margin-top: 3px;
  width: 86px;
  text-align: right;
  border-right: 2px solid transparent;
  padding-right: 10px;
  white-space: nowrap;
}
.pg-text { color: var(--paper-on-dark); flex: 1; min-width: 0; overflow-wrap: anywhere; word-break: break-word; white-space: pre-wrap; }

/* 模型「结论」里的 Markdown 渲染（深底浅字，跟随终端配色） */
.pg-md { white-space: normal; line-height: 1.5; font-size: 0.95em; overflow-wrap: anywhere; word-break: break-word; }
.pg-md > :first-child { margin-top: 0; }
.pg-md > :last-child { margin-bottom: 0; }
.pg-md p { margin: 0.4em 0; }
.pg-md h1, .pg-md h2, .pg-md h3, .pg-md h4, .pg-md h5, .pg-md h6 {
  margin: 0.5em 0 0.3em; font-weight: 700; line-height: 1.35; color: var(--paper-on-dark);
}
.pg-md h1, .pg-md h2 { font-size: 1.05em; }
.pg-md h3, .pg-md h4, .pg-md h5, .pg-md h6 { font-size: 1em; }
.pg-md ul, .pg-md ol { margin: 0.45em 0; padding-left: 1.4em; }
.pg-md li { margin: 0.18em 0; }
.pg-md strong { font-weight: 700; color: #fff; }
.pg-md em { font-style: italic; }
.pg-md a { color: var(--gold-bright); text-decoration: underline; }
.pg-md code { font-family: var(--mono); font-size: 0.9em; background: rgba(255, 255, 255, 0.1); padding: 0.08em 0.36em; border-radius: 4px; }
.pg-md pre { margin: 0.55em 0; padding: 0.7em 0.9em; background: rgba(0, 0, 0, 0.28); border: 1px solid rgba(255, 255, 255, 0.12); border-radius: 8px; white-space: pre-wrap; word-break: break-word; overflow-x: hidden; }
.pg-md pre code { background: none; padding: 0; font-size: 0.86em; line-height: 1.5; white-space: pre-wrap; word-break: break-word; }
.pg-md blockquote { margin: 0.55em 0; padding: 0.3em 0.9em; border-left: 3px solid var(--gold-bright); background: rgba(217, 168, 81, 0.1); border-radius: 0 6px 6px 0; }
.pg-md hr { border: 0; border-top: 1px solid rgba(255, 255, 255, 0.16); margin: 0.7em 0; }
.pg-md table { border-collapse: collapse; margin: 0.55em 0; width: 100%; table-layout: fixed; font-size: 0.9em; }
.pg-md th, .pg-md td { border: 1px solid rgba(255, 255, 255, 0.16); padding: 0.36em 0.6em; text-align: left; vertical-align: top; word-break: break-word; overflow-wrap: anywhere; }
.pg-md thead th { background: rgba(217, 168, 81, 0.16); color: var(--paper-on-dark); font-weight: 700; }

.l-user .pg-tag { color: var(--paper-on-dark); border-right-color: var(--paper-on-dark); }
.l-user .pg-text { font-weight: 600; }
.l-thought .pg-tag { color: #b9a8e8; border-right-color: #b9a8e8; }
.l-thought .pg-text { color: rgba(200, 185, 235, 0.85); font-style: italic; }
.l-action .pg-tag { color: #6ec3e8; border-right-color: #6ec3e8; }
.l-action .pg-text { color: #a8d8ee; }
.l-obs .pg-tag { color: rgba(239, 234, 221, 0.45); border-right-color: rgba(239, 234, 221, 0.35); }
.l-obs .pg-text { color: rgba(239, 234, 221, 0.65); }
.l-plan .pg-tag { color: #fbbf24; border-right-color: #fbbf24; }
.l-plan .pg-text { color: #fcd789; }
.l-step .pg-tag { color: #6ee7a0; border-right-color: #6ee7a0; }
.l-step .pg-text { color: #a7e8c3; }
.l-cite .pg-tag { color: #6ec3e8; border-right-color: #6ec3e8; }
.l-cite .pg-text { font-family: var(--mono); font-size: 0.78rem; color: #a8d8ee; }
.l-agent .pg-tag { color: #d6a3f5; border-right-color: #d6a3f5; }
.l-pause .pg-tag { color: #ff8a84; border-right-color: #ff8a84; }
.l-pause .pg-text { color: #ffb3ae; }
.l-result { border: 1px solid rgba(239, 234, 221, 0.2); background: rgba(239, 234, 221, 0.05); padding: 14px 16px; }
.l-result .pg-tag { color: var(--verm); border-right-color: var(--verm); }
.l-error .pg-tag { color: #ff8a84; border-right-color: #ff8a84; }
.l-error .pg-text { color: #ffb3ae; font-size: 0.84rem; }
.l-code {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: #6ee7a0;
  background: rgba(0, 0, 0, 0.4);
  border-left: 2px solid #6ee7a0;
  padding: 10px 14px;
  margin: -6px 0 14px 100px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
}
.l-done { font-family: var(--mono); font-size: 0.76rem; color: #6ee7a0; margin-top: 8px; }
.pg-dots::after { content: ""; animation: dots 1s steps(4) infinite; }
@keyframes dots { 0% { content: ""; } 25% { content: "·"; } 50% { content: "··"; } 75% { content: "···"; } }

.pg-approve { display: flex; gap: 10px; margin-top: 10px; width: 100%; }
.pg-approve button {
  border-radius: 999px;
  padding: 7px 18px;
  font-size: 0.8rem;
  border: 1px solid #6ee7a0;
  background: transparent;
  color: #6ee7a0;
  transition: all 0.2s;
}
.pg-approve button:hover { background: rgba(110, 231, 160, 0.15); }
.pg-approve .btn-edit { border-color: #fbbf24; color: #fbbf24; }
.pg-approved { font-size: 0.8rem; color: #6ee7a0; }

/* 输入行 */
.pg-input-row {
  display: flex;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid rgba(239, 234, 221, 0.12);
}
#pg-input {
  flex: 1;
  background: transparent;
  border: 1px solid rgba(239, 234, 221, 0.25);
  color: var(--paper-on-dark);
  font-family: inherit;
  font-size: 0.9rem;
  padding: 11px 18px;
  border-radius: 999px;
  outline: none;
  transition: border-color 0.2s;
}
#pg-input:focus { border-color: var(--verm); }
#pg-input::placeholder { color: rgba(239, 234, 221, 0.35); }
#pg-send {
  border: 1px solid var(--verm);
  background: var(--verm);
  color: #fff;
  border-radius: 999px;
  padding: 0 26px;
  font-size: 0.9rem;
  transition: opacity 0.2s;
}
#pg-send:hover { opacity: 0.85; }
#pg-send:disabled { opacity: 0.35; cursor: default; }
.pg-presets { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 20px 16px; }
.pg-preset {
  font-size: 0.78rem;
  border: 1px solid rgba(239, 234, 221, 0.2);
  background: transparent;
  color: rgba(239, 234, 221, 0.6);
  border-radius: 999px;
  padding: 5px 14px;
  transition: all 0.2s;
}
.pg-preset:hover { border-color: rgba(239, 234, 221, 0.5); color: var(--paper-on-dark); }
.pg-note {
  margin-top: 18px;
  font-size: 0.8rem;
  color: rgba(239, 234, 221, 0.45);
}
.pg-note b { color: rgba(239, 234, 221, 0.75); }

/* ---------- API Key 弹窗 ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(18, 16, 20, 0.55);
  backdrop-filter: blur(6px);
  padding: 20px;
}
.modal.open { display: flex; }
.modal-sheet {
  background: var(--paper);
  color: var(--ink);
  border: 1.5px solid var(--ink);
  box-shadow: 10px 10px 0 var(--blue);
  width: min(520px, 100%);
  padding: 36px 38px;
  animation: sheet-in 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes sheet-in { from { opacity: 0; transform: translateY(26px); } }
.modal-sheet h3 { font-family: var(--serif); font-weight: 900; font-size: 1.4rem; margin-bottom: 6px; }
.modal-sheet .modal-sub { color: var(--ink-70); font-size: 0.86rem; margin-bottom: 22px; }
.modal-field { margin-bottom: 16px; }
.modal-field label {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin-bottom: 6px;
}
.modal-field input, .modal-field select {
  width: 100%;
  border: 1.5px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.88rem;
  padding: 11px 14px;
  outline: none;
}
.modal-field input:focus, .modal-field select:focus { border-color: var(--blue); }
.modal-actions { display: flex; gap: 12px; margin-top: 24px; }
.modal-actions .btn { padding: 11px 26px; font-size: 0.88rem; }
.modal-hint { font-size: 0.76rem; color: var(--ink-45); margin-top: 18px; line-height: 1.6; }

/* ---------- 案例库 ---------- */
#case-filters { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 36px; }
.case-filter {
  padding: 7px 18px;
  border-radius: 999px;
  border: 1.5px solid var(--line-strong);
  background: transparent;
  color: var(--ink-70);
  font-size: 0.85rem;
  transition: all 0.22s;
}
.case-filter:hover { border-color: var(--ink); color: var(--ink); }
.case-filter.on { background: var(--ink); border-color: var(--ink); color: var(--paper); }

#case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
}
@media (max-width: 1080px) { #case-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 800px) { #case-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { #case-grid { grid-template-columns: 1fr; } }
.case-card {
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  background: transparent;
  text-align: left;
  padding: 22px 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 168px;
  transition: background 0.25s, color 0.25s;
  font-family: inherit;
}
.case-card:hover { background: var(--ink); color: var(--paper); }
.case-card:hover .case-idx, .case-card:hover .case-outcome { color: var(--verm); }
.case-card:hover .case-client { color: rgba(239, 234, 221, 0.55); }
.case-top { display: flex; justify-content: space-between; align-items: baseline; }
.case-idx { font-family: var(--mono); font-size: 0.68rem; color: var(--ink-45); transition: color 0.25s; }
.case-fw { font-family: var(--mono); font-size: 0.64rem; border: 1px solid currentColor; border-radius: 999px; padding: 2px 9px; opacity: 0.7; }
.case-card h4 { font-family: var(--serif); font-weight: 700; font-size: 1.04rem; line-height: 1.45; }
.case-client { font-size: 0.78rem; color: var(--ink-45); transition: color 0.25s; }
.case-outcome { font-size: 0.8rem; color: var(--blue); margin-top: auto; font-weight: 500; transition: color 0.25s; }
.case-more { margin-top: 28px; text-align: center; }

/* 案例详情弹层 */
.case-sheet { width: min(680px, 100%); max-height: 86vh; overflow-y: auto; }
.case-sheet .case-meta { display: flex; gap: 10px; flex-wrap: wrap; margin: 14px 0 20px; }
.case-sheet .meta-pill {
  font-family: var(--mono);
  font-size: 0.7rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 4px 13px;
  color: var(--ink-70);
}
.case-sheet .meta-pill.fw { border-color: var(--blue); color: var(--blue); }
.case-block { margin-bottom: 18px; }
.case-block h5 {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--verm);
  margin-bottom: 6px;
}
.case-block p, .case-block li { font-size: 0.9rem; color: var(--ink-70); }
.case-block ul { list-style: none; }
.case-block li { padding: 2px 0 2px 18px; position: relative; }
.case-block li::before { content: "—"; position: absolute; left: 0; color: var(--blue); }
.case-trace {
  border: 1px solid var(--line-strong);
  background: var(--dark);
  color: var(--paper-on-dark);
  padding: 18px 20px;
  font-size: 0.84rem;
}
.case-trace .pg-line { margin-bottom: 10px; }
.case-trace .pg-tag { width: 56px; }
.modal-close {
  position: sticky;
  top: 0;
  float: right;
  border: 1.5px solid var(--ink);
  background: var(--paper);
  border-radius: 50%;
  width: 38px; height: 38px;
  font-size: 1rem;
  transition: all 0.2s;
}
.modal-close:hover { background: var(--ink); color: var(--paper); }

/* ---------- 交付方法 ---------- */
.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
}
@media (max-width: 880px) { .method-grid { grid-template-columns: 1fr; } }
.method-card {
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 38px 32px 34px;
  transition: background 0.3s, color 0.3s;
}
.method-card:hover { background: var(--ink); color: var(--paper); }
.method-card:hover .method-step { color: var(--verm); }
.method-card:hover p { color: rgba(239, 234, 221, 0.65); }
.method-card:hover .hl { color: var(--paper); }
.method-step {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--blue);
  transition: color 0.3s;
}
.method-card h3 { font-family: var(--serif); font-weight: 900; font-size: 1.32rem; margin: 14px 0 12px; }
.method-card p { color: var(--ink-70); font-size: 0.9rem; transition: color 0.3s; }
.method-card .hl { color: var(--ink); font-weight: 600; transition: color 0.3s; }

/* ---------- Footer ---------- */
footer {
  border-top: 1.5px solid var(--ink);
  padding: 90px 0 0;
  overflow: hidden;
}
.foot-inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.foot-sign {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  line-height: 1.35;
  max-width: 560px;
}
.foot-sign em { font-style: italic; color: var(--blue); }
.foot-contact { text-align: right; }
@media (max-width: 700px) { .foot-contact { text-align: left; } }
.foot-contact .lbl { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.2em; color: var(--ink-45); text-transform: uppercase; margin-bottom: 8px; }
.foot-contact a { font-size: 1.05rem; border-bottom: 1.5px solid var(--blue); padding-bottom: 2px; }
.foot-watermark {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(7rem, 21vw, 19rem);
  line-height: 0.95;
  text-align: center;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--line);
  user-select: none;
  margin-top: 50px;
  transform: translateY(12%);
}
.foot-meta {
  border-top: 1px solid var(--line);
  padding: 18px 0 22px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--ink-45);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ============================================================
   多页扩展
   ============================================================ */

/* 顶部导航当前页 */
.nav-links a[aria-current] { color: var(--ink); }
.nav-links a[aria-current]::after { transform: scaleX(1); }

.foot-nav { margin-top: 16px; display: flex; gap: 10px; flex-wrap: wrap; font-size: 0.84rem; }
.foot-nav a { color: var(--ink-70); }
.foot-nav a:hover { color: var(--blue); }
.foot-nav span { color: var(--ink-45); }
.foot-contact { display: flex; flex-direction: column; align-items: flex-end; }
@media (max-width: 700px) { .foot-contact { align-items: flex-start; } .foot-nav { justify-content: flex-start; } }

/* ---------- 内页 hero ---------- */
.page-top { padding: 150px 0 60px; }
.page-eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--verm);
  margin-bottom: 18px;
}
.page-h1 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
}
.page-h1 em { font-style: italic; color: var(--blue); }
.page-lead {
  max-width: 680px;
  margin-top: 26px;
  font-size: 1.1rem;
  color: var(--ink-70);
}
.page-lead b { color: var(--ink); }
.page-lead-note { max-width: 680px; margin-top: 12px; font-size: 0.82rem; line-height: 1.55; color: var(--ink-45, var(--ink-70)); }

/* ---------- 招聘页 careers ---------- */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 22px; margin-top: 44px; }
.why-card { padding: 26px 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper-2); transition: border-color 0.25s, transform 0.25s; }
.why-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.why-card .why-k { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; color: var(--gold); }
.why-card h4 { font-family: var(--serif); font-weight: 700; font-size: 1.18rem; margin: 12px 0 9px; color: var(--ink); }
.why-card p { color: var(--ink-70); font-size: 0.94rem; line-height: 1.62; }

.job-list { margin-top: 54px; border-top: 1px solid var(--line); }
.job { padding: 40px 0; border-bottom: 1px solid var(--line); }
.job-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px 16px; }
.job-title { font-family: var(--serif); font-weight: 900; font-size: 1.5rem; color: var(--ink); }
.job-en { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.05em; color: var(--ink-45); }
.job-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-left: auto; }
.job-tag { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.04em; color: var(--ink-70); border: 1px solid var(--line-strong); border-radius: 999px; padding: 3px 11px; white-space: nowrap; }
.job-tag.hot { color: var(--gold-bright); border-color: var(--gold); }
.job-pitch { color: var(--ink-70); font-size: 1.02rem; line-height: 1.6; margin: 16px 0 24px; max-width: 800px; }
.job-pitch b { color: var(--ink); }
.job-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.job-col h5 { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; color: var(--gold); margin-bottom: 13px; text-transform: none; }
.job-col ul { list-style: none; padding: 0; margin: 0; }
.job-col li { position: relative; padding-left: 18px; color: var(--ink-70); font-size: 0.95rem; line-height: 1.55; margin-bottom: 10px; }
.job-col li::before { content: "—"; position: absolute; left: 0; color: var(--ink-45); }
.job-foot { margin-top: 36px; color: var(--ink-70); font-size: 0.98rem; line-height: 1.6; max-width: 800px; }
.job-foot b { color: var(--ink); }

.apply-box { margin-top: 8px; padding: 34px 32px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper-2); }
.apply-box h3 { font-family: var(--serif); font-weight: 700; font-size: 1.32rem; margin-bottom: 12px; color: var(--ink); }
.apply-box p { color: var(--ink-70); font-size: 1rem; line-height: 1.66; max-width: 740px; }
.apply-box p b { color: var(--ink); }
.apply-big { display: inline-block; margin-top: 18px; font-family: var(--mono); font-size: 1.16rem; color: var(--gold-bright); border-bottom: 1px solid transparent; transition: border-color 0.25s; }
.apply-big:hover { border-bottom-color: var(--gold-bright); }

@media (max-width: 720px) {
  .job-cols { grid-template-columns: 1fr; gap: 22px; }
  .job-tags { margin-left: 0; width: 100%; }
}
.page-divider { border: 0; border-top: 1.5px solid var(--ink); margin: 0; }

/* ---------- 首页概览卡 ---------- */
.ov-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
}
@media (max-width: 760px) { .ov-grid { grid-template-columns: 1fr; } }
.ov-card {
  display: block;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 40px 36px;
  position: relative;
  overflow: hidden;
  transition: background 0.3s, color 0.3s;
}
.ov-card:hover { background: var(--ink); color: var(--paper); }
.ov-card:hover .ov-no { color: var(--verm); -webkit-text-stroke: 0; }
.ov-card:hover .ov-desc { color: rgba(239, 234, 221, 0.7); }
.ov-card:hover .ov-go { color: var(--paper); }
.ov-head { display: flex; align-items: baseline; gap: 16px; }
.ov-no {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 2.6rem;
  color: transparent;
  -webkit-text-stroke: 1px var(--ink-45);
  line-height: 1;
}
.ov-card h3 { font-family: var(--serif); font-weight: 900; font-size: 1.5rem; }
.ov-desc { color: var(--ink-70); margin-top: 14px; font-size: 0.95rem; transition: color 0.3s; }
.ov-go { margin-top: 20px; font-family: var(--mono); font-size: 0.82rem; color: var(--blue); transition: color 0.3s; }

/* ---------- 母公司首页：产品线卡 ---------- */
.pline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
}
@media (max-width: 880px) { .pline-grid { grid-template-columns: 1fr; } }
.pline-card {
  display: block;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 32px 30px 28px;
  min-height: 280px;
  position: relative;
  transition: background 0.3s, color 0.3s;
}
.pline-card:hover { background: var(--ink); color: var(--paper); }
.pline-card:hover .pline-tag { color: var(--cyan, #7fd8ee); }
.pline-card:hover p { color: rgba(239, 234, 221, 0.7); }
.pline-card:hover .pline-go { color: var(--paper); }
.pline-card:hover .pline-no { color: var(--verm); -webkit-text-stroke: 0; }
.pline-card.soon { opacity: 0.66; }
.pline-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.pline-status { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; color: var(--ink-45); }
.pline-status.on { color: #1f9d55; }
.pline-no {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 2.2rem;
  color: transparent;
  -webkit-text-stroke: 1px var(--ink-45);
  line-height: 1;
}
.pline-card h3 { font-family: var(--serif); font-weight: 900; font-size: 1.6rem; }
.pline-en { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.2em; color: var(--ink-45); margin-left: 6px; }
.pline-card:hover .pline-en { color: rgba(239, 234, 221, 0.5); }
.pline-tag { font-size: 0.84rem; color: var(--blue); margin: 8px 0 14px; font-weight: 500; transition: color 0.3s; }
.pline-card p { color: var(--ink-70); font-size: 0.9rem; transition: color 0.3s; }
.pline-go { margin-top: 20px; font-family: var(--mono); font-size: 0.8rem; color: var(--blue); transition: color 0.3s; }
.pline-go.muted { color: var(--ink-45); }
.pline-card.dev { opacity: 1; }
.pline-status.mid { color: var(--verm); }

/* 产品线谱系：三代演进（代达罗斯 → 塔罗斯 → 赫尔墨斯） */
.lineage { display: flex; align-items: stretch; margin-top: 12px; }
@media (max-width: 900px) { .lineage { flex-direction: column; } }
.lineage .pline-card {
  flex: 1 1 0; min-width: 0;
  border: 1.5px solid var(--ink); border-radius: 14px; min-height: 320px;
  display: flex; flex-direction: column;
}
.lineage .pline-card:hover { box-shadow: 7px 7px 0 var(--paper-2); }
.lineage-link {
  flex: 0 0 92px; align-self: center;
  display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 0 8px;
}
@media (max-width: 900px) { .lineage-link { flex-basis: auto; padding: 16px 0; } }
.ll-arrow { font-size: 1.5rem; color: var(--gold); line-height: 1; }
@media (max-width: 900px) { .ll-arrow { transform: rotate(90deg); } }
.ll-delta {
  font-family: var(--mono); font-size: 0.76rem; font-weight: 600; color: var(--blue);
  background: rgba(36, 51, 255, 0.08); border: 1px solid var(--line-strong);
  border-radius: 20px; padding: 3px 11px; white-space: nowrap;
}
.ll-note { font-size: 0.66rem; color: var(--ink-45); white-space: nowrap; }
.pline-gen {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em; color: var(--gold);
  border: 1px solid var(--gold); border-radius: 4px; padding: 2px 8px;
}
.pline-base {
  margin-top: auto; padding-top: 14px; border-top: 1px dashed var(--line);
  font-size: 0.84rem; color: var(--ink); line-height: 1.6;
}
.pline-base b { color: var(--blue); }
.pline-card:hover .pline-base { color: var(--paper); border-top-color: rgba(239, 234, 221, 0.3); }
.pline-card:hover .pline-base b { color: var(--cyan, #7fd8ee); }
.pline-card .pline-go { margin-top: 14px; }

/* Labs 在研项目 */
.labs-card {
  border: 1.5px solid var(--ink);
  background: var(--dark);
  color: var(--paper-on-dark);
  padding: 48px 50px;
  position: relative;
  overflow: hidden;
}
.labs-card::after {
  content: "▶";
  position: absolute;
  right: -10px; bottom: -30px;
  font-size: 12rem;
  color: rgba(232, 73, 15, 0.12);
  line-height: 1;
}
.labs-tag { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; color: var(--verm); margin-bottom: 18px; }
.labs-card h3 { font-family: var(--serif); font-weight: 900; font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.25; max-width: 720px; }
.labs-card h3 em { font-style: italic; color: #7fd8ee; }
.labs-card p { margin-top: 20px; max-width: 640px; color: rgba(239, 234, 221, 0.72); font-size: 0.98rem; position: relative; z-index: 1; }
.labs-card p b { color: var(--paper-on-dark); }
.labs-foot { margin-top: 26px; font-family: var(--mono); font-size: 0.72rem; color: rgba(239, 234, 221, 0.45); }
.labs-demo {
  margin-top: 26px;
  display: flex; align-items: center; gap: 14px;
  border: 1px dashed rgba(239, 234, 221, 0.3);
  border-radius: 10px;
  padding: 16px 20px;
  position: relative; z-index: 1;
}
.labs-demo-tag {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em;
  background: var(--verm); color: #fff; padding: 4px 10px; border-radius: 4px; flex: none;
}
.labs-demo-txt { font-size: 0.84rem; color: rgba(239, 234, 221, 0.6); }

/* ---------- 理念页 ---------- */
.manifesto {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 2.5rem);
  line-height: 1.55;
  max-width: 940px;
}
.manifesto em { font-style: italic; color: var(--blue); }
.manifesto .vm { color: var(--verm); }
.belief-list { margin-top: 90px; }
.belief {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 30px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
  align-items: start;
}
.belief:last-child { border-bottom: 1px solid var(--line); }
.belief-no {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 2rem;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--ink-45);
}
.belief h3 { font-family: var(--serif); font-weight: 900; font-size: 1.45rem; margin-bottom: 12px; }
.belief p { color: var(--ink-70); font-size: 1rem; max-width: 680px; }
.belief p b { color: var(--ink); }
a.belief { transition: background 0.25s; border-radius: 6px; }
a.belief:hover { background: var(--paper-2); }
a.belief:hover h3 { color: var(--blue); }
a.belief:hover .belief-no { -webkit-text-stroke-color: var(--gold); }
.belief-more { margin-top: 14px; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--blue); transition: color 0.25s; }
a.belief:hover .belief-more { color: var(--gold-bright); }
.pull {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.8rem, 4.5vw, 3.4rem);
  line-height: 1.3;
  text-align: center;
  margin: 60px auto;
  max-width: 900px;
}
.pull em { font-style: italic; color: var(--blue); }

/* method-card 作为链接 */
a.method-card { display: block; cursor: pointer; }
.method-card .method-more {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em;
  color: var(--blue); margin-top: 16px; display: inline-flex; align-items: center; gap: 6px;
  transition: color 0.3s, gap 0.25s;
}
a.method-card:hover .method-more { color: var(--gold-bright); gap: 11px; }

/* ---------- 方法论长文 ---------- */
.essay { max-width: 760px; margin: 0 auto; position: relative; z-index: 1; }
.essay-lead {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(1.22rem, 2.5vw, 1.62rem); line-height: 1.62;
  color: var(--ink); margin: 4px 0 8px;
}
.essay p { color: var(--ink-70); font-size: 1.06rem; line-height: 1.95; margin: 22px 0; }
.essay p b, .essay strong { color: var(--ink); font-weight: 600; }
.essay p em { font-style: italic; color: var(--blue); }
.essay h2 {
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 1.95rem); line-height: 1.3; margin: 58px 0 6px;
}
.essay h2 .h2no {
  display: block; font-family: var(--mono); font-size: 0.7rem;
  letter-spacing: 0.18em; color: var(--blue); margin-bottom: 12px; font-weight: 400;
}
.essay h3 { font-family: var(--serif); font-weight: 700; font-size: 1.22rem; margin: 38px 0 4px; }
.essay blockquote {
  border-left: 3px solid var(--blue); padding: 6px 0 6px 26px; margin: 36px 0;
  font-family: var(--serif); font-style: italic; font-size: 1.24rem;
  color: var(--ink); line-height: 1.6;
}
.essay ul, .essay ol { margin: 22px 0; padding-left: 24px; color: var(--ink-70); }
.essay li { margin: 11px 0; line-height: 1.85; font-size: 1.02rem; }
.essay li b { color: var(--ink); }
.essay hr { border: 0; border-top: 1px solid var(--line); margin: 50px 0; }

/* 作者署名 */
.essay-byline {
  display: flex; align-items: center; gap: 14px;
  margin: 0 auto 8px; max-width: 760px; padding-bottom: 26px;
  border-bottom: 1px solid var(--line); position: relative; z-index: 1;
}
.essay-byline .eb-av {
  width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid var(--ink);
  display: grid; place-items: center; font-family: var(--serif); font-weight: 900; flex: none;
}
.essay-byline .eb-name { font-weight: 600; font-size: 0.96rem; }
.essay-byline .eb-role { font-size: 0.8rem; color: var(--ink-45); margin-top: 2px; }

/* 案例盒 */
.case-box {
  border: 1.5px solid var(--ink); border-radius: 5px; padding: 32px 34px;
  margin: 46px auto; max-width: 760px; background: var(--paper-2);
  position: relative; z-index: 1;
}
.case-box .case-tag {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.16em;
  background: var(--blue); color: #fff; padding: 4px 10px; border-radius: 4px;
  display: inline-block; margin-bottom: 16px;
}
.case-box h4 { font-family: var(--serif); font-weight: 900; font-size: 1.3rem; margin-bottom: 12px; }
.case-box p { color: var(--ink-70); font-size: 0.97rem; margin: 12px 0; line-height: 1.85; }
.case-box p b { color: var(--ink); }
.case-metrics { display: flex; gap: 36px; flex-wrap: wrap; margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line); }
.case-metrics .cm-num { font-family: var(--serif); font-weight: 900; font-size: 2rem; line-height: 1; color: var(--blue); }
.case-metrics .cm-num small { font-size: 1.1rem; }
.case-metrics .cm-lbl { font-size: 0.8rem; color: var(--ink-45); margin-top: 6px; }

/* 上一段 / 下一段 */
.step-nav { display: flex; justify-content: space-between; gap: 20px; margin: 64px auto 0; max-width: 760px; flex-wrap: wrap; position: relative; z-index: 1; }
.step-nav a { flex: 1; min-width: 220px; border: 1px solid var(--line-strong); border-radius: 5px; padding: 20px 24px; transition: background 0.25s, color 0.25s; }
.step-nav a:hover { background: var(--ink); color: var(--paper); }
.step-nav .sn-dir { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; color: var(--ink-45); margin-bottom: 7px; }
.step-nav a:hover .sn-dir { color: rgba(239, 234, 221, 0.6); }
.step-nav .sn-title { font-family: var(--serif); font-weight: 700; font-size: 1.06rem; }
.step-nav .sn-next { text-align: right; }

/* ---------- 关于/团队 ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
  margin-top: 10px;
}
@media (max-width: 900px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .team-grid { grid-template-columns: 1fr; } }
.member {
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 26px 22px;
  transition: background 0.3s, color 0.3s;
}
.member:hover { background: var(--blue); color: #fff; }
.member:hover .member-role { color: rgba(255, 255, 255, 0.8); }
.member-avatar {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.4rem;
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  margin-bottom: 16px;
}
.member h4 { font-family: var(--serif); font-weight: 700; font-size: 1.1rem; }
.member-role { font-size: 0.82rem; color: var(--ink-45); margin-top: 4px; transition: color 0.3s; }
.fact-row { display: flex; gap: 50px; flex-wrap: wrap; margin: 60px 0; }
.fact .fact-num {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 3rem;
  line-height: 1;
}
.fact .fact-num small { font-size: 1.4rem; }
.fact .fact-lbl { color: var(--ink-70); font-size: 0.9rem; margin-top: 8px; }

/* ---------- 联系 ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 820px) { .contact-wrap { grid-template-columns: 1fr; gap: 36px; } }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.contact-form label { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--ink-45); margin-bottom: 5px; display: block; }
.contact-form input, .contact-form textarea {
  width: 100%;
  border: 0;
  border-bottom: 1.5px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  padding: 10px 2px;
  outline: none;
  transition: border-color 0.25s;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--blue); }
.contact-form textarea { resize: vertical; min-height: 90px; }
.contact-side h3 { font-family: var(--serif); font-weight: 900; font-size: 1.5rem; margin-bottom: 16px; }
.contact-side p { color: var(--ink-70); margin-bottom: 14px; }
.contact-big {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.3rem;
  border-bottom: 2px solid var(--blue);
  padding-bottom: 3px;
}
.form-note { font-size: 0.8rem; color: var(--ink-45); margin-top: 6px; }

/* ---------- 案例：可运行角标 + 运行区 ---------- */
.case-card { cursor: pointer; }
.case-run-flag {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--verm);
  border: 1px solid var(--verm);
  border-radius: 999px;
  padding: 1px 7px;
  margin-left: 6px;
}
.case-runtime {
  background: var(--dark);
  border: 1px solid var(--line-strong);
  margin-top: 8px;
}
.case-runtime-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid rgba(239, 234, 221, 0.12);
}
.case-runtime-bar .pg-status { color: rgba(239, 234, 221, 0.55); }
.case-ctx { padding: 11px 16px; border-bottom: 1px solid rgba(239, 234, 221, 0.12); display: flex; flex-direction: column; gap: 8px; }
.case-ctx-line { display: flex; gap: 10px; align-items: baseline; line-height: 1.5; }
.case-ctx-k { flex: none; width: 90px; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.05em; color: rgba(239, 234, 221, 0.42); }
.case-ctx-v { color: rgba(239, 234, 221, 0.82); font-size: 0.82rem; }
.case-ctx-tools { display: flex; flex-wrap: wrap; gap: 6px; }
.case-ctx-chip { font-family: var(--mono); font-size: 0.68rem; color: #a8d8ee; border: 1px solid rgba(110, 195, 232, 0.38); border-radius: 5px; padding: 2px 8px; }
.case-ctx-chip::before { content: "📄 "; }
.case-runtime-term { padding: 16px 18px; max-height: 520px; overflow-y: auto; font-size: 0.85rem; }
.case-runtime-term::-webkit-scrollbar { width: 5px; }
.case-runtime-term::-webkit-scrollbar-thumb { background: rgba(239, 234, 221, 0.18); }
.case-run-btn {
  border: 1px solid var(--verm);
  background: var(--verm);
  color: #fff;
  border-radius: 999px;
  padding: 9px 22px;
  font-size: 0.85rem;
  margin-top: 4px;
  transition: opacity 0.2s;
}
.case-run-btn:hover { opacity: 0.86; }
.case-run-btn:disabled { opacity: 0.4; cursor: default; }
.case-run-hint { font-size: 0.8rem; color: var(--ink-70); margin: 4px 0 12px; }
.case-presets { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.case-preset {
  text-align: left;
  font-size: 0.86rem;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-70);
  border-radius: 10px;
  padding: 10px 14px;
  transition: all 0.2s;
}
.case-preset::before { content: "› "; color: var(--blue); }
.case-preset:hover { border-color: var(--blue); color: var(--ink); background: rgba(36, 51, 255, 0.04); }
.case-input-row { display: flex; gap: 10px; margin-bottom: 16px; }
#case-input {
  flex: 1;
  border: 1.5px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 0.9rem;
  padding: 11px 14px;
  border-radius: 10px;
  outline: none;
  transition: border-color 0.2s;
}
#case-input:focus { border-color: var(--blue); }
#case-send {
  border: 1.5px solid var(--blue);
  background: var(--blue);
  color: #fff;
  border-radius: 10px;
  padding: 0 22px;
  font-size: 0.9rem;
  transition: opacity 0.2s;
}
#case-send:disabled { opacity: 0.45; cursor: default; }

/* 内页通用底部 CTA 区 */
.endcta {
  border: 1.5px solid var(--ink);
  padding: 56px 48px;
  margin-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.endcta h3 { font-family: var(--serif); font-weight: 900; font-size: clamp(1.4rem, 3vw, 2.1rem); }
.endcta p { color: var(--ink-70); margin-top: 8px; }

/* ============================================================
   场景配方 + 模式库（frameworks 页）
   ============================================================ */

/* 四步配方说明 */
.recipe-how {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
  margin-top: 8px;
}
@media (max-width: 760px) { .recipe-how { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .recipe-how { grid-template-columns: 1fr; } }
.recipe-how-cell {
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 22px 20px;
}
.recipe-how-cell .n { font-family: var(--mono); font-size: 0.7rem; color: var(--verm); }
.recipe-how-cell h4 { font-family: var(--serif); font-weight: 700; font-size: 1.05rem; margin: 8px 0 6px; }
.recipe-how-cell p { font-size: 0.84rem; color: var(--ink-70); }
a.recipe-how-cell { display: block; cursor: pointer; transition: background 0.25s, color 0.25s; }
a.recipe-how-cell:hover { background: var(--ink); }
a.recipe-how-cell:hover h4, a.recipe-how-cell:hover p { color: var(--paper); }
a.recipe-how-cell:hover .n { color: var(--verm); }
.recipe-how-more { display: block; margin-top: 14px; font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.08em; color: var(--blue); transition: color 0.25s; }
a.recipe-how-cell:hover .recipe-how-more { color: var(--gold-bright); }

/* 四步配方详情页：解释图（主题自适配） */
.rdg-wrap { border: 1.5px solid var(--line); border-radius: 14px; padding: 22px clamp(14px,3vw,32px) 24px; background: var(--paper-2); margin: 34px auto; max-width: 860px; overflow-x: auto; position: relative; z-index: 1; }
.rdg-cap { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em; color: var(--ink-45); margin-bottom: 8px; text-transform: uppercase; }
.rdg-wrap svg { display: block; width: 100%; height: auto; min-width: 620px; }
.rdg-b { fill: var(--paper); stroke: var(--line-strong); stroke-width: 1.5; }
.rdg-bk { fill: var(--paper); stroke: var(--gold); stroke-width: 2; }
.rdg-bl { fill: var(--blue); stroke: var(--blue); }
.rdg-chip { fill: var(--paper); stroke: var(--line-strong); stroke-width: 1.2; }
.rdg-chip-on { fill: rgba(217,168,81,.14); stroke: var(--gold); stroke-width: 1.7; }
.rdg-zone { fill: rgba(232,73,15,.06); stroke: var(--verm); stroke-width: 1.2; stroke-dasharray: 4 4; }
.rdg-t { fill: var(--ink); font-family: var(--sans); font-size: 14px; font-weight: 600; text-anchor: middle; }
.rdg-s { fill: var(--ink-45); font-family: var(--sans); font-size: 11px; text-anchor: middle; }
.rdg-lbl { fill: var(--gold); font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-anchor: middle; }
.rdg-chipt { fill: var(--ink); font-family: var(--sans); font-size: 11.5px; text-anchor: middle; }
.rdg-ar { stroke: var(--ink-45); stroke-width: 1.6; fill: none; }
.rdg-arg { stroke: var(--gold); stroke-width: 1.4; fill: none; opacity: 0.7; }
.rdg-flow { stroke: var(--gold-bright); stroke-width: 1.8; fill: none; stroke-dasharray: 4 8; stroke-linecap: round; animation: rdgmove 1s linear infinite; }
.rdg-bluet { fill: var(--paper); font-family: var(--sans); font-size: 13px; font-weight: 600; text-anchor: middle; }
.rdg-vt { fill: var(--verm); font-family: var(--mono); font-size: 10px; text-anchor: middle; }
.rdg-loop { stroke: var(--blue); stroke-width: 1.5; fill: none; }
.rdg-loopt { fill: var(--blue); font-family: var(--mono); font-size: 10.5px; text-anchor: middle; }
.rdg-axis { stroke: var(--line-strong); stroke-width: 1.3; fill: none; }
.rdg-dot { fill: var(--paper); stroke: var(--ink-45); stroke-width: 1.4; }
.rdg-dot-on { fill: var(--gold-bright); stroke: var(--gold); stroke-width: 1.5; }
@keyframes rdgmove { to { stroke-dashoffset: -12; } }
@media (prefers-reduced-motion: reduce) { .rdg-flow { animation: none; } }

/* 场景选择 */
.scene-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.scene-chip {
  padding: 9px 20px;
  border-radius: 999px;
  border: 1.5px solid var(--line-strong);
  background: transparent;
  color: var(--ink-70);
  font-size: 0.92rem;
  transition: all 0.25s;
}
.scene-chip:hover { border-color: var(--ink); color: var(--ink); }
.scene-chip.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.scene-chip small { opacity: 0.7; margin-left: 6px; font-size: 0.8em; }

/* 配方舞台 */
.recipe-stage {
  border: 1.5px solid var(--ink);
  background: var(--paper);
}
.recipe-need {
  background: var(--ink);
  color: var(--paper);
  padding: 22px 28px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.recipe-need .badge {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--verm);
  color: var(--verm);
  border-radius: 999px;
  padding: 4px 10px;
  flex: none;
  margin-top: 2px;
}
.recipe-need p { font-size: 1.02rem; line-height: 1.6; }
.recipe-need b { color: #ffb3ae; font-weight: 600; }

.recipe-body { padding: 28px; }
.recipe-arrow {
  text-align: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--verm);
  margin: 6px 0 22px;
}
.recipe-mix { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 26px; }
.recipe-mod {
  flex: 1 1 200px;
  border: 1.5px solid var(--blue);
  background: rgba(36,51,255,.04);
  padding: 16px 18px;
  position: relative;
}
.recipe-mod .plus {
  position: absolute;
  right: -19px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--ink-45);
  z-index: 2;
}
.recipe-mod:last-child .plus { display: none; }
@media (max-width: 640px) { .recipe-mod .plus { display: none; } }
.recipe-mod-name { font-family: var(--serif); font-weight: 900; font-size: 1.12rem; }
.recipe-mod-cn { font-size: 0.74rem; color: var(--ink-45); margin: 2px 0 8px; }
.recipe-mod-role { font-size: 0.84rem; color: var(--blue); }

.recipe-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); }
@media (max-width: 760px) { .recipe-steps { grid-template-columns: 1fr; } }
.recipe-step { padding: 18px 18px 18px 0; border-right: 1px solid var(--line); padding-left: 18px; }
.recipe-step:last-child { border-right: 0; }
.recipe-step h5 { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--verm); margin-bottom: 8px; }
.recipe-step p { font-size: 0.86rem; color: var(--ink-70); }
.recipe-step ul { list-style: none; }
.recipe-step li { font-size: 0.84rem; color: var(--ink-70); padding: 2px 0 2px 16px; position: relative; }
.recipe-step li::before { content: "—"; position: absolute; left: 0; color: var(--blue); }
.recipe-why {
  margin-top: 22px;
  padding: 18px 22px;
  background: rgba(36,51,255,.05);
  border-left: 3px solid var(--blue);
  font-size: 0.92rem;
  color: var(--ink);
}
.recipe-why b { color: var(--blue); }

/* 模式库全景 */
.lib-cat { margin-top: 44px; }
.lib-cat-head {
  display: flex; align-items: baseline; gap: 14px;
  border-bottom: 1.5px solid var(--ink);
  padding-bottom: 10px;
  margin-bottom: 0;
}
.lib-cat-head h3 { font-family: var(--serif); font-weight: 900; font-size: 1.3rem; }
.lib-cat-head .en { font-family: var(--mono); font-size: 0.7rem; color: var(--ink-45); }
.lib-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-left: 1.5px solid var(--ink); }
/* 分类为奇数个模式时，最后一张横跨两列，避免末行落单一个空格 */
.lib-grid .lib-cell:last-child:nth-child(odd) { grid-column: 1 / -1; }
@media (max-width: 760px) { .lib-grid { grid-template-columns: 1fr; } }
.lib-cell {
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 18px 22px;
  transition: background 0.25s;
  position: relative;
}
.lib-cell.used { background: rgba(36,51,255,.07); }
.lib-cell.used::after {
  content: "● 当前配方选用";
  position: absolute; right: 18px; top: 18px;
  font-family: var(--mono); font-size: 0.6rem; color: var(--blue);
}
.lib-cell-top { display: flex; align-items: baseline; gap: 10px; }
.lib-cell h4 { font-family: var(--serif); font-weight: 700; font-size: 1.05rem; }
.lib-cell .lib-cn { font-size: 0.76rem; color: var(--ink-45); }
.lib-tag {
  font-family: var(--mono); font-size: 0.6rem;
  border: 1px solid var(--verm); color: var(--verm);
  border-radius: 999px; padding: 1px 7px; margin-left: auto;
}
.lib-cell p { font-size: 0.83rem; color: var(--ink-70); margin: 7px 0 0; }
.lib-cell { cursor: pointer; }
.lib-cell:hover { background: var(--paper-2); }
.lib-src { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.lib-more { font-family: var(--mono); font-size: 0.58rem; letter-spacing: 0.04em; color: var(--blue); opacity: 0; transition: opacity 0.2s; white-space: nowrap; }
.lib-cell:hover .lib-more { opacity: 1; }
/* 模式详情弹层 */
.pat-cat { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.14em; color: var(--gold); text-transform: uppercase; margin-bottom: 6px; }
#pat-sheet h3 .pat-cn { font-family: var(--sans); font-weight: 500; font-size: 0.9rem; color: var(--ink-45); margin-left: 10px; }
.pat-tag { display: inline-block; font-family: var(--mono); font-size: 0.62rem; color: var(--verm); border: 1px solid var(--verm); border-radius: 999px; padding: 2px 9px; margin: 8px 0 0; }
.pat-long { color: var(--ink-70); font-size: 0.96rem; line-height: 1.85; margin: 16px 0; }
.pat-use { background: var(--paper-2); border-left: 3px solid var(--gold); border-radius: 0 6px 6px 0; padding: 13px 18px; margin: 18px 0; font-size: 0.92rem; color: var(--ink); line-height: 1.75; }
.pat-use-h { display: block; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--gold); margin-bottom: 6px; }
.pat-src { display: inline-block; margin-top: 6px; font-family: var(--mono); font-size: 0.78rem; color: var(--blue); border-bottom: 1px solid var(--line); padding-bottom: 1px; }
.pat-src:hover { color: var(--gold-bright); border-color: var(--gold); }
.lib-cell .lib-src { font-family: var(--mono); font-size: 0.64rem; color: var(--ink-45); margin-top: 5px; }

/* ============================================================
   技术 / 研究页
   ============================================================ */

.tier-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid currentColor;
  margin-bottom: 18px;
}
.tier-label .led { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.tier-prod { color: #1f9d55; }
.tier-beta { color: var(--verm); }
.tier-beta .led { animation: led 1.6s infinite; }
.tier-radar { color: var(--blue); }

/* 已交付：能力 chips */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
}
@media (max-width: 760px) { .cap-grid { grid-template-columns: 1fr; } }
.cap-card {
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 26px 26px;
  transition: background 0.3s, color 0.3s;
}
.cap-card:hover { background: #1f9d55; color: #fff; }
.cap-card:hover p { color: rgba(255,255,255,.8); }
.cap-card h4 { font-family: var(--serif); font-weight: 700; font-size: 1.12rem; margin-bottom: 8px; }
.cap-card p { color: var(--ink-70); font-size: 0.88rem; transition: color 0.3s; }
.cap-tick { color: #1f9d55; font-weight: 700; margin-right: 6px; }
.cap-card:hover .cap-tick { color: #fff; }
a.cap-card { display: block; cursor: pointer; }
.cap-go { display: inline-block; margin-top: 12px; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; color: var(--blue); transition: color 0.3s; }
.cap-card:hover .cap-go { color: #fff; }

/* ---------- computer-use 模拟 demo ---------- */
.cu-wrap { margin-top: 18px; }
.cu-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--verm);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  padding: 10px 18px;
}
.cu-banner b { font-weight: 600; letter-spacing: 0.12em; }
.cu-window {
  border: 1px solid var(--ink);
  background: var(--dark);
}
.cu-titlebar {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid rgba(239,234,221,.12);
}
.cu-dots { display: flex; gap: 7px; }
.cu-dots i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.cu-dots i:nth-child(1){ background:#ff5f57 } .cu-dots i:nth-child(2){ background:#febc2e } .cu-dots i:nth-child(3){ background:#28c840 }
.cu-titlebar span { font-family: var(--mono); font-size: 0.74rem; color: rgba(239,234,221,.5); }
.cu-stage {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  min-height: 380px;
}
@media (max-width: 760px) { .cu-stage { grid-template-columns: 1fr; } }

/* 模拟 ERP 表单（浅色屏幕） */
.cu-screen {
  background: #f6f4ee;
  padding: 24px 26px;
  position: relative;
}
.cu-screen-title {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
}
.cu-screen-title small { font-family: var(--mono); font-size: 0.66rem; color: var(--ink-45); font-weight: 400; }
.cu-field { margin-bottom: 14px; }
.cu-field label { display: block; font-size: 0.72rem; color: var(--ink-45); margin-bottom: 5px; }
.cu-input {
  border: 1.5px solid var(--line-strong);
  background: #fff;
  border-radius: 4px;
  padding: 9px 12px;
  font-size: 0.88rem;
  color: var(--ink);
  min-height: 38px;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.cu-field.active .cu-input { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(36,51,255,.15); background: #fbfaff; }
.cu-field.done .cu-input { border-color: #1f9d55; }
.cu-val::after { content: "▌"; color: var(--blue); animation: cu-blink 0.8s steps(1) infinite; }
.cu-field.done .cu-val::after { content: ""; }
@keyframes cu-blink { 50% { opacity: 0; } }
.cu-submit {
  margin-top: 8px;
  display: inline-block;
  background: var(--ink);
  color: var(--paper);
  border-radius: 5px;
  padding: 10px 22px;
  font-size: 0.85rem;
  transition: background 0.2s, box-shadow 0.2s;
}
.cu-submit.target { background: var(--verm); box-shadow: 0 0 0 3px rgba(232,73,15,.25); }

/* agent 光标 */
.cu-cursor {
  position: absolute;
  top: 0; left: 0;
  width: 20px; height: 20px;
  z-index: 5;
  pointer-events: none;
  transition: transform 0.85s cubic-bezier(0.5, 0, 0.2, 1);
  opacity: 0;
}
.cu-cursor svg { display: block; filter: drop-shadow(0 1px 2px rgba(0,0,0,.4)); }
.cu-cursor.show { opacity: 1; }
.cu-cursor.click::after {
  content: "";
  position: absolute; left: -8px; top: -8px;
  width: 30px; height: 30px;
  border: 2px solid var(--blue);
  border-radius: 50%;
  animation: cu-ping 0.5s ease-out;
}
@keyframes cu-ping { from { transform: scale(0.3); opacity: 1; } to { transform: scale(1.2); opacity: 0; } }

/* 日志面板（深色） */
.cu-log {
  padding: 20px 20px;
  overflow-y: auto;
  max-height: 380px;
  border-left: 1px solid rgba(239,234,221,.12);
}
@media (max-width: 760px) { .cu-log { border-left: 0; border-top: 1px solid rgba(239,234,221,.12); max-height: 240px; } }
.cu-log-head { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; color: rgba(239,234,221,.45); margin-bottom: 14px; }
.cu-log-line {
  display: flex; gap: 10px;
  font-size: 0.82rem;
  color: var(--paper-on-dark);
  margin-bottom: 11px;
  animation: line-in 0.3s;
}
.cu-log-line .t { font-family: var(--mono); font-size: 0.66rem; color: rgba(239,234,221,.4); flex: none; margin-top: 2px; }
.cu-log-line.act .d { color: #a8d8ee; }
.cu-log-line.ok .d { color: #a7e8c3; }
.cu-log-line.warn { background: rgba(232,73,15,.1); border-left: 2px solid var(--verm); padding: 8px 10px; }
.cu-log-line.warn .d { color: #ffb3ae; }
.cu-replay {
  margin-top: 14px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-70);
  border-radius: 999px;
  padding: 8px 20px;
  font-size: 0.82rem;
  transition: all 0.2s;
}
.cu-replay:hover { border-color: var(--ink); color: var(--ink); }
.beta-note { font-size: 0.8rem; color: var(--ink-45); margin-top: 14px; }

/* 试点其他项 */
.pilot-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--line); margin-top: 30px; }
.pilot-item { display: grid; grid-template-columns: 200px 1fr; gap: 24px; padding: 20px 4px; border-bottom: 1px solid var(--line); }
@media (max-width: 640px) { .pilot-item { grid-template-columns: 1fr; gap: 6px; } }
.pilot-item h4 { font-family: var(--serif); font-weight: 700; font-size: 1.05rem; }
.pilot-item p { color: var(--ink-70); font-size: 0.88rem; }

/* 试点动画演示（业务流程沙盒 / 经验编译为 Skill） */
.pilot-demos { margin-top: 32px; display: flex; flex-direction: column; gap: 34px; }
.pilot-demo h4 { font-family: var(--serif); font-weight: 700; font-size: 1.12rem; margin-bottom: 6px; }
.pilot-demo > p { color: var(--ink-70); font-size: 0.9rem; margin-bottom: 14px; max-width: 740px; }
.pd-stage { background: var(--dark); }
.pd-stage svg { display: block; width: 100%; height: auto; }
.pd-box { fill: var(--dark-2); stroke: rgba(239,234,221,.42); stroke-width: 1.3; }
.pd-dash { fill: none; stroke: rgba(217,168,81,.4); stroke-width: 1.3; stroke-dasharray: 5 4; }
.pd-t { fill: rgba(239,234,221,.86); font-family: var(--sans); font-size: 12.5px; text-anchor: middle; }
.pd-s { fill: rgba(239,234,221,.52); font-family: var(--mono); font-size: 10px; }
.pd-ar { stroke: rgba(239,234,221,.42); stroke-width: 1.4; fill: none; }
.pd-status { font-family: var(--sans); font-size: 13px; font-weight: 600; opacity: 0; }
/* 沙盒 */
.sb-token { fill: var(--gold-bright); animation: sb-token 4.2s ease-in-out infinite; }
.sb-track { fill: rgba(239,234,221,.14); }
.sb-fill { fill: var(--gold-bright); transform-box: fill-box; transform-origin: left center; animation: sb-fill 9s linear infinite; }
.sb-prod { animation: sb-prod 9s linear infinite; }
.sb-prodt { animation: sb-prodt 9s linear infinite; }
.sb-s1{animation:sb-s1 9s linear infinite}.sb-s2{animation:sb-s2 9s linear infinite}.sb-s3{animation:sb-s3 9s linear infinite}.sb-s4{animation:sb-s4 9s linear infinite}
@keyframes sb-token { 0%{transform:translateX(0)} 34%{transform:translateX(122px)} 68%{transform:translateX(244px)} 100%{transform:translateX(0)} }
@keyframes sb-fill { 0%,8%{transform:scaleX(0)} 22%,30%{transform:scaleX(.72)} 44%,52%{transform:scaleX(.88)} 66%,100%{transform:scaleX(.96)} }
@keyframes sb-prod { 0%,80%{fill:var(--dark-2);stroke:rgba(239,234,221,.42)} 85%,100%{fill:#1f9d55;stroke:#1f9d55} }
@keyframes sb-prodt { 0%,80%{fill:rgba(239,234,221,.5)} 85%,100%{fill:#fff} }
@keyframes sb-s1{0%{opacity:1}7%{opacity:1}9%{opacity:0}100%{opacity:0}}
@keyframes sb-s2{0%,9%{opacity:0}11%{opacity:1}64%{opacity:1}66%{opacity:0}100%{opacity:0}}
@keyframes sb-s3{0%,66%{opacity:0}68%{opacity:1}80%{opacity:1}82%{opacity:0}100%{opacity:0}}
@keyframes sb-s4{0%,82%{opacity:0}84%{opacity:1}98%{opacity:1}100%{opacity:0}}
/* 经验编译 */
.sk-flow { stroke: var(--gold-bright); stroke-width: 1.8; fill: none; stroke-dasharray: 4 7; animation: sk-flow 1s linear infinite; }
.sk-chip { animation-duration: 8s; animation-timing-function: linear; animation-iteration-count: infinite; opacity: 0; }
.sk-c1{animation-name:sk-c1}.sk-c2{animation-name:sk-c2}.sk-c3{animation-name:sk-c3}.sk-c4{animation-name:sk-c4}
.sk-s1{animation:sk-s1 8s linear infinite}.sk-s2{animation:sk-s2 8s linear infinite}.sk-s3{animation:sk-s3 8s linear infinite}
@keyframes sk-flow{to{stroke-dashoffset:-11}}
@keyframes sk-c1{0%,16%{opacity:0}20%{opacity:1}96%{opacity:1}100%{opacity:0}}
@keyframes sk-c2{0%,38%{opacity:0}42%{opacity:1}96%{opacity:1}100%{opacity:0}}
@keyframes sk-c3{0%,60%{opacity:0}64%{opacity:1}96%{opacity:1}100%{opacity:0}}
@keyframes sk-c4{0%,80%{opacity:0}84%{opacity:1}96%{opacity:1}100%{opacity:0}}
@keyframes sk-s1{0%{opacity:1}24%{opacity:1}26%{opacity:0}100%{opacity:0}}
@keyframes sk-s2{0%,26%{opacity:0}28%{opacity:1}58%{opacity:1}60%{opacity:0}100%{opacity:0}}
@keyframes sk-s3{0%,60%{opacity:0}62%{opacity:1}98%{opacity:1}100%{opacity:0}}
/* 技能库计数 */
.pd-count { fill: rgba(239,234,221,.62); font-family: var(--mono); font-size: 11px; text-anchor: end; opacity: 0; }
.pd-count b { fill: var(--gold-bright); font-weight: 700; font-size: 15px; }
.sk-n { animation-duration: 8s; animation-timing-function: linear; animation-iteration-count: infinite; }
.sk-n1{animation-name:sk-n1}.sk-n2{animation-name:sk-n2}.sk-n3{animation-name:sk-n3}.sk-n4{animation-name:sk-n4}
@keyframes sk-n1{0%,16%{opacity:0}20%{opacity:1}40%{opacity:1}42%{opacity:0}100%{opacity:0}}
@keyframes sk-n2{0%,38%{opacity:0}42%{opacity:1}62%{opacity:1}64%{opacity:0}100%{opacity:0}}
@keyframes sk-n3{0%,60%{opacity:0}64%{opacity:1}82%{opacity:1}84%{opacity:0}100%{opacity:0}}
@keyframes sk-n4{0%,80%{opacity:0}84%{opacity:1}98%{opacity:1}100%{opacity:0}}
@media (prefers-reduced-motion: reduce){ .sb-token,.sb-fill,.sb-prod,.sb-prodt,.sb-s1,.sb-s2,.sb-s3,.sb-s4,.sk-flow,.sk-chip,.sk-s1,.sk-s2,.sk-s3,.sk-n,.pd-status{animation:none} .sb-fill{transform:scaleX(.96)} .sk-chip{opacity:1} .sb-s2,.sk-s3,.sk-n4{opacity:1} }

/* ---------- 技术雷达 ---------- */
.radar-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1.5px solid var(--ink);
  border-left: 1.5px solid var(--ink);
}
@media (max-width: 820px) { .radar-grid { grid-template-columns: 1fr; } }
.radar-card {
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding: 28px 28px;
  position: relative;
  transition: background 0.3s;
}
.radar-card:hover { background: var(--paper-2); }
.radar-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.radar-status {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  padding: 3px 11px;
  border-radius: 999px;
}
.radar-status.rd { background: rgba(36,51,255,.1); color: var(--blue); border: 1px solid rgba(36,51,255,.3); }
.radar-status.plan { background: rgba(232,73,15,.08); color: var(--verm); border: 1px solid rgba(232,73,15,.3); }
.radar-card h3 { font-family: var(--serif); font-weight: 900; font-size: 1.25rem; }
.radar-en { font-family: var(--mono); font-size: 0.68rem; color: var(--ink-45); margin-top: 2px; }
.radar-q { color: var(--ink-70); font-size: 0.88rem; margin: 14px 0; }
.radar-q b { color: var(--ink); }
.radar-doing { font-size: 0.88rem; color: var(--ink); padding: 12px 14px; background: rgba(36,51,255,.05); border-left: 2px solid var(--blue); margin-bottom: 14px; }
.radar-benefit { font-size: 0.88rem; color: var(--ink); padding: 11px 14px; background: rgba(217,168,81,.08); border-left: 2px solid var(--gold); margin-bottom: 14px; }
.radar-benefit-h { display: block; font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.1em; color: var(--gold); margin-bottom: 4px; }
.radar-papers { display: flex; flex-wrap: wrap; gap: 8px; }
.radar-paper {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-70);
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  padding: 3px 9px;
  transition: all 0.2s;
}
.radar-paper:hover { border-color: var(--blue); color: var(--blue); }
.radar-disclaimer {
  margin-top: 30px;
  font-size: 0.8rem;
  color: var(--ink-45);
  border: 1px dashed var(--line-strong);
  padding: 14px 18px;
}

/* ---------- 研发产出（专利 / 论文） ---------- */
.ro-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1.5px solid var(--ink); border-left: 1.5px solid var(--ink); margin-top: 8px; }
@media (max-width: 820px) { .ro-grid { grid-template-columns: 1fr; } }
.ro-col { border-right: 1.5px solid var(--ink); border-bottom: 1.5px solid var(--ink); padding: 28px 30px; }
.ro-col-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 16px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.ro-col-head h3 { font-family: var(--serif); font-weight: 900; font-size: 1.3rem; color: var(--ink); }
.ro-count { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.06em; color: var(--gold); white-space: nowrap; }
.ro-list { list-style: none; padding: 0; margin: 0; }
.ro-item { display: flex; gap: 12px; align-items: flex-start; padding: 13px 0; border-bottom: 1px dashed var(--line); }
.ro-item:last-child { border-bottom: 0; }
.ro-st { flex: none; font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.03em; padding: 3px 9px; border-radius: 999px; border: 1px solid currentColor; margin-top: 2px; white-space: nowrap; }
.ro-st.filed { color: var(--gold); }
.ro-st.review { color: var(--blue); }
.ro-st.writing { color: var(--ink-45); }
.ro-body { flex: 1; min-width: 0; }
.ro-body p { color: var(--ink-70); font-size: 0.93rem; line-height: 1.5; }
.ro-venue { display: inline-block; margin-top: 4px; font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.04em; color: var(--gold); }

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .cu-cursor { transition: none; }
  html { scroll-behavior: auto; }
  .rv { opacity: 1; transform: none; transition: none; }
  .hero-title .line > span { transform: none; transition: none; }
  .marquee-track { animation: none; }
  #cursor, #cursor-dot { display: none; }
}


/* ============================================================
   移动端汉堡菜单（全站内页导航）
   ============================================================ */
.nav-burger { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 40px; height: 40px; background: transparent; border: 0; cursor: pointer; padding: 9px; }
.nav-burger span { display: block; height: 2px; width: 100%; background: var(--ink); border-radius: 2px; transition: transform .3s, opacity .2s; }
#nav.nav-open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#nav.nav-open .nav-burger span:nth-child(2) { opacity: 0; }
#nav.nav-open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile { display: none; flex-direction: column; padding: 4px 0 22px; }
.nav-mobile a { padding: 12px 2px; color: var(--ink-70); font-size: 1rem; border-bottom: 1px solid var(--line); text-decoration: none; transition: color .2s; }
.nav-mobile a.sub { padding-left: 16px; font-size: .94rem; }
.nav-mobile a.on, .nav-mobile a:hover { color: var(--ink); }
.nav-mobile .m-sec { font-family: var(--mono); font-size: .64rem; letter-spacing: .06em; color: var(--ink-45); margin-top: 16px; margin-bottom: 2px; padding: 0 2px; }
@media (max-width: 820px) {
  #nav .nav-burger { display: flex; }
  #nav .theme-toggle { display: none; }
  #nav.nav-open { background: var(--paper); box-shadow: 0 10px 34px rgba(0, 0, 0, .3); }
  #nav.nav-open .nav-mobile { display: flex; }
}