/* 官网专用样式。沿用 base.css 的色板与控件；这一页允许深色 Hero、渐变光晕、
 * 圆角卡片和动效 —— 它是给第一次来的人看的，要有分量。工作台页面不用这份。 */

:root {
  --site-max: 1120px;
  --navy: #0b1424;
  --navy-2: #0f1b30;
  --sky: #79c0ff;
  --sky-soft: rgba(121, 192, 255, .16);
  --radius-lg: 12px;
  --shadow: 0 1px 2px rgba(31, 35, 40, .06), 0 10px 30px rgba(31, 35, 40, .08);
  --shadow-lg: 0 2px 6px rgba(0, 0, 0, .18), 0 30px 70px rgba(0, 0, 0, .45);
  --ease: cubic-bezier(.2, .7, .2, 1);
}
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }
.wrap { max-width: var(--site-max); margin: 0 auto; padding: 0 28px; }
.sp { flex: 1; }

/* ── 品牌标记（Hero 标题上方一行 + 页脚）。2026-09-19 起首页没有顶部导航条 ── */
.brand, .foot .logo { display: inline-flex; align-items: center; gap: 9px; font-weight: 600; font-size: 15px; white-space: nowrap; }
.brand em, .foot .logo em { font-style: normal; font: 500 11px var(--mono); letter-spacing: .14em; margin-left: 2px; }
.mark { width: 22px; height: 22px; border-radius: 6px; background: var(--accent); position: relative; box-shadow: 0 0 0 4px var(--accent-soft); }
.mark::after { content: ""; position: absolute; inset: 6px; border-radius: 50%; background: #fff; }
.brand { color: #fff; }
.brand em { color: rgba(255, 255, 255, .6); }
.brand .mark { box-shadow: 0 0 0 4px rgba(121, 192, 255, .25); }
.foot .logo { color: var(--ink); }
.foot .logo em { color: var(--muted); }

/* 大一号的按钮，只给官网的主 CTA 用 */
.btn.lg { height: 42px; padding: 0 20px; font-size: 14.5px; border-radius: 8px; }
.btn.ghost { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .28); color: #fff; }
.btn.ghost:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .45); }
.btn.pri.glow { box-shadow: 0 0 0 1px rgba(255, 255, 255, .08), 0 8px 24px rgba(9, 105, 218, .45); }

/* ── Hero ─────────────────────────────────────────────── */
.hero { position: relative; color: #fff; background: linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(900px 480px at 78% -12%, rgba(9, 105, 218, .62), transparent 62%),
    radial-gradient(700px 420px at 8% 108%, rgba(9, 105, 218, .28), transparent 60%),
    radial-gradient(420px 260px at 55% 70%, rgba(121, 192, 255, .10), transparent 60%); }
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image: linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, #000 30%, transparent 100%); mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, #000 30%, transparent 100%); }
.hero .wrap { position: relative; z-index: 1; padding-top: 84px; padding-bottom: 64px; }
.hero .grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 56px; align-items: center; }
.eyebrow { font: 500 12px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
.eyebrow.zh { font-family: var(--font); font-size: 13px; letter-spacing: .12em; }
.hero .eyebrow { color: var(--sky); display: inline-flex; align-items: center; gap: 10px; }
.hero .eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--sky); }
.hero h1 { color: #fff; font-size: 44px; line-height: 1.18; letter-spacing: -.02em; font-weight: 700; margin: 18px 0 20px; }
.hero h1 span { background: linear-gradient(90deg, #79c0ff, #fff 70%); -webkit-background-clip: text; background-clip: text; color: transparent; margin-left: 8px; white-space: nowrap; }
.hero .sub { font-size: 16px; line-height: 1.75; color: rgba(255, 255, 255, .74); max-width: 560px; margin: 0 0 26px; }
.hero .sub b { color: #fff; font-weight: 600; }
.hero .ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .ctahint { margin: 12px 0 0; font-size: 12.5px; color: rgba(255, 255, 255, .55); }
.hero .ctahint b { color: rgba(255, 255, 255, .85); font-weight: 500; }
.hero .stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 40px; border-top: 1px solid rgba(255, 255, 255, .12); padding-top: 22px; }
.hero .stats div { padding-right: 16px; }
.hero .stats div + div { border-left: 1px solid rgba(255, 255, 255, .10); padding-left: 18px; }
.hero .stats b { display: block; font: 600 28px/1.1 var(--mono); color: #fff; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.hero .stats span { display: block; margin-top: 6px; font-size: 12px; color: rgba(255, 255, 255, .56); }

/* Hero 右侧：一张深色玻璃卡，里面轮播三段金标成片（showcase.js） */
.scope { position: relative; border-radius: 16px; padding: 16px; background: linear-gradient(160deg, rgba(255, 255, 255, .09), rgba(255, 255, 255, .03)); border: 1px solid rgba(255, 255, 255, .14); box-shadow: var(--shadow-lg); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.scope::before { content: ""; position: absolute; inset: -1px; border-radius: 17px; pointer-events: none; background: linear-gradient(140deg, rgba(121, 192, 255, .35), transparent 40%, transparent 70%, rgba(9, 105, 218, .35)); -webkit-mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000); -webkit-mask-composite: xor; mask-composite: exclude; padding: 1px; }
.scope-hd { display: flex; align-items: center; gap: 8px; font: 500 12px var(--mono); color: rgba(255, 255, 255, .78); letter-spacing: .02em; margin-bottom: 12px; }
.scope-hd .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--sky); box-shadow: 0 0 0 3px rgba(121, 192, 255, .22); }
.scope-hd .env { color: var(--sky); }
.reel { position: relative; aspect-ratio: 960 / 626; border-radius: 10px; overflow: hidden; background: #0b1424; border: 1px solid rgba(255, 255, 255, .10); }
.reel video { display: block; width: 100%; height: 100%; object-fit: cover; cursor: pointer; }
/* 成片自己左上角有一行 HUD（Frame n | Hands: n），角标放左下，别压在它上面 */
.vtag { position: absolute; left: 10px; bottom: 9px; font: 500 10.5px var(--mono); letter-spacing: .08em; color: #fff; background: rgba(0, 0, 0, .46); border: 1px solid rgba(255, 255, 255, .18); padding: 2px 7px; border-radius: 4px; pointer-events: none; }
.scope.paused .reel::after { content: ""; position: absolute; left: 50%; top: 50%; width: 54px; height: 54px; margin: -27px 0 0 -27px; border-radius: 50%; pointer-events: none; background: rgba(11, 20, 36, .62) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23fff' d='M9 6.5v11l9-5.5z'/%3E%3C/svg%3E") center / 26px no-repeat; border: 1px solid rgba(255, 255, 255, .35); }
.reel-thumbs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 10px; }
.reel-thumbs button { position: relative; padding: 0; border: 1px solid rgba(255, 255, 255, .14); border-radius: 8px; overflow: hidden; background: #0b1424; cursor: pointer; aspect-ratio: 960 / 520; font: inherit; }
.reel-thumbs img { display: block; width: 100%; height: 100%; object-fit: cover; opacity: .62; transition: opacity .2s; }
.reel-thumbs span { position: absolute; left: 0; right: 0; bottom: 0; padding: 12px 8px 5px; font-size: 11.5px; color: #fff; text-align: left; background: linear-gradient(transparent, rgba(0, 0, 0, .7)); }
.reel-thumbs button:hover img, .reel-thumbs button.on img { opacity: 1; }
.reel-thumbs button.on { border-color: var(--sky); box-shadow: 0 0 0 1px var(--sky); }
.reel-more { font-size: 12.5px; color: var(--sky); align-self: center; white-space: nowrap; }
.scope.off .reel, .scope.off .reel-thumbs { display: none; }
.metarow { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; }
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--text); background: #fff; }
.chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.chip.g i { background: var(--ok); }
.chip.k i { background: var(--muted); }
.scope .chip { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .16); color: rgba(255, 255, 255, .85); }
.scope .chip i { background: var(--sky); }
.scope .chip.g i { background: #3fb950; }
.scope .chip.k i { background: rgba(255, 255, 255, .45); }

/* ── 通用分节 ─────────────────────────────────────────── */
section.blk { padding: 92px 0; }
section.blk.soft { background: var(--bg-soft); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
/* 深色区：Hero 和样片查看器连成一片（用户 2026-09-19：深蓝和下面一片白落差太大）。
 * 做法是三件事一起：① Hero 下面不立刻变白，样片这一节接着用深色，Hero 左下角那团光在这一节顶上接住，
 * 看不出接缝；② 深色区收尾处从底下透一层亮蓝上来；③ 紧跟的浅色节不从纯白起，从浅蓝慢慢过渡到白。 */
/* 这一节别加 overflow: hidden —— 它会变成里面那条吸底进度条的滚动容器，进度条就不吸视口了（上线当天踩过）*/
section.blk.dark { position: relative; color: rgba(255, 255, 255, .86); padding: 44px 0 96px; background: linear-gradient(180deg, var(--navy-2) 0%, #10203c 50%, #173a73 100%); }
section.blk.dark::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(700px 420px at 8% -6%, rgba(9, 105, 218, .28), transparent 60%),
    radial-gradient(1300px 420px at 50% 108%, rgba(56, 139, 253, .55), transparent 70%); }
section.blk.dark > .wrap { position: relative; z-index: 1; }
section.blk.dark .eyebrow { color: var(--sky); }
section.blk.dark .sh h2 { color: #fff; }
section.blk.dark .sh p { color: rgba(255, 255, 255, .7); }
section.blk.ease { position: relative; background: linear-gradient(180deg, #d3e2f7 0, #e9f0fa 110px, #f7f9fd 300px, #fff 560px); }
/* 深色区的蓝往下洇一点：交界处不是一条硬线 */
section.blk.ease::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 150px; pointer-events: none; background: linear-gradient(180deg, rgba(30, 79, 150, .30) 0, rgba(30, 79, 150, .10) 38%, transparent 100%); }
section.blk.ease > .wrap { position: relative; }
section.blk.ease .sh.sh2 { margin-top: 0; }
.sh { max-width: 680px; margin-bottom: 44px; }
.sh h2 { font-size: 32px; line-height: 1.2; letter-spacing: -.015em; margin: 12px 0 14px; font-weight: 700; }
.sh p { font-size: 16px; line-height: 1.75; color: var(--muted); margin: 0; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px 24px; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s; }
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: #b6c2cf; }

/* ── 分佣飞轮 ─────────────────────────────────────────── */
.fw { display: grid; grid-template-columns: 420px 1fr; gap: 56px; align-items: center; }
.wheel { position: relative; width: 380px; height: 380px; margin: 0 auto; }
.wheel .halo { position: absolute; inset: 20px; border-radius: 50%; background: radial-gradient(circle, rgba(9, 105, 218, .16), transparent 68%); animation: breathe 6s ease-in-out infinite; }
.wheel .ring { position: absolute; inset: 56px; border-radius: 50%; border: 1px dashed rgba(9, 105, 218, .45); }
.wheel .ring2 { position: absolute; inset: 78px; border-radius: 50%; border: 1px solid var(--line); }
.wheel .spin { position: absolute; inset: 56px; border-radius: 50%; animation: rotate 16s linear infinite; }
.wheel .spin i { position: absolute; left: 50%; top: -5px; width: 10px; height: 10px; margin-left: -5px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft), 0 0 18px rgba(9, 105, 218, .6); }
.wheel .core { position: absolute; left: 50%; top: 50%; width: 148px; height: 148px; margin: -74px 0 0 -74px; border-radius: 50%; background: linear-gradient(160deg, #0969da, #0550ae); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; box-shadow: 0 12px 34px rgba(9, 105, 218, .38), inset 0 1px 0 rgba(255, 255, 255, .25); }
.wheel .core b { color: #fff; font-size: 18px; line-height: 1.25; font-weight: 700; }
.wheel .core span { font: 500 10px var(--mono); letter-spacing: .14em; color: rgba(255, 255, 255, .7); margin-top: 6px; }
.npos { position: absolute; }
.npos.p1 { left: 50%; top: 0; transform: translateX(-50%); }
.npos.p2 { right: 0; top: 50%; transform: translateY(-50%); }
.npos.p3 { left: 50%; bottom: 0; transform: translateX(-50%); }
.npos.p4 { left: 0; top: 50%; transform: translateY(-50%); }
.nd { display: block; width: 128px; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px; text-align: center; box-shadow: var(--shadow); animation: nodeglow 16s ease-in-out infinite; animation-delay: var(--d); }
.nd b { display: block; font-size: 13.5px; }
.nd span { display: block; font-size: 11.5px; color: var(--muted); margin-top: 2px; }
.props { display: grid; gap: 14px; }
.prop { border-left: 3px solid var(--accent); padding: 4px 0 4px 18px; }
.prop b { display: block; font-size: 17px; margin-bottom: 6px; }
.prop p { margin: 0; color: var(--muted); line-height: 1.7; font-size: 14.5px; }
.prop em { font-style: normal; color: var(--ink); background: linear-gradient(transparent 62%, var(--accent-soft) 62%); padding: 0 2px; }

/* ── 质检管线 ─────────────────────────────────────────── */
.pipe { display: grid; grid-template-columns: 1fr 28px 1fr 28px 1fr 28px 1fr; gap: 0; align-items: stretch; }
.stage { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px 22px 18px; animation: stagelift 13s ease-in-out infinite; animation-delay: var(--d); }
.stage .no { position: absolute; right: 16px; top: 14px; width: 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-hover); font: 600 13px var(--mono); display: flex; align-items: center; justify-content: center; }
.stage h3 { font-size: 17px; margin-bottom: 4px; }
.stage .lvl { font: 500 11px var(--mono); letter-spacing: .08em; color: var(--muted); margin-bottom: 10px; }
.stage p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.65; min-height: 66px; }
.stage .bar { height: 3px; background: var(--line-soft); border-radius: 2px; margin: 14px 0 14px; overflow: hidden; }
.stage .bar i { display: block; height: 100%; width: 0; background: var(--accent); animation: fill 13s linear infinite; animation-delay: var(--d); }
.link { align-self: center; height: 2px; background: var(--line); position: relative; }
.link i { position: absolute; top: -3px; left: -4px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: travel 13s linear infinite; animation-delay: calc(var(--d) + 2.6s); opacity: 0; }
.sig { display: flex; gap: 4px; align-items: flex-end; height: 36px; }
.sig i { flex: 1; background: var(--accent); opacity: .35; border-radius: 2px 2px 0 0; animation: sigpulse 13s ease-in-out infinite; animation-delay: var(--d); }
.dots6 { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; height: 36px; align-items: center; }
.dots6 i { height: 10px; border-radius: 5px; background: var(--line-soft); animation: dot 13s ease-in-out infinite; animation-delay: calc(var(--d) + var(--i) * .3s); }
.lot { display: grid; grid-template-columns: repeat(8, 1fr); gap: 5px; height: 36px; align-items: center; }
.lot u { display: block; height: 14px; border-radius: 3px; background: var(--line-soft); text-decoration: none; }
.lot u.pick { background: var(--accent); animation: pick 13s ease-in-out infinite; animation-delay: var(--d); }
.lot u.bad { background: var(--bad); opacity: .35; animation: pick 13s ease-in-out infinite; animation-delay: calc(var(--d) + 1s); }
.arch { display: flex; flex-direction: column; gap: 4px; height: 36px; justify-content: flex-end; }
.arch i { height: 8px; border-radius: 2px; background: var(--accent-soft); border: 1px solid rgba(9, 105, 218, .35); width: calc(60% + var(--i) * 20%); animation: archin 13s ease-in-out infinite; animation-delay: calc(var(--d) + var(--i) * .4s); }

/* ── 我们有什么样的数据：样片查看器（showcase.js）─────────
 * 一张深色的「台子」：视频在深底上才出片，也和 Hero 那张卡呼应。里面从上到下：
 * 三段页签 → ① 原始数据一行 → ② 金标数据一行（成片 + 3D 手 + 动作卡 + 三条轨）→ 一条进度条。 */
.sv { --svl: rgba(255, 255, 255, .12); color: rgba(255, 255, 255, .86); background: linear-gradient(160deg, rgba(255, 255, 255, .075), rgba(255, 255, 255, .03)); border: 1px solid rgba(255, 255, 255, .13); border-radius: 18px; padding: 18px 22px 18px; box-shadow: 0 30px 70px rgba(0, 0, 0, .35); }
.sv-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.sv-tabs button { display: flex; align-items: center; gap: 12px; text-align: left; padding: 8px; border-radius: 10px; border: 1px solid var(--svl); background: rgba(255, 255, 255, .04); color: inherit; font: inherit; cursor: pointer; min-width: 0; }
.sv-tabs button:hover { background: rgba(255, 255, 255, .08); }
.sv-tabs button.on { border-color: var(--sky); background: rgba(121, 192, 255, .12); }
.sv-tabs img { width: 74px; height: 48px; object-fit: cover; border-radius: 6px; flex: none; }
.sv-tabs span { min-width: 0; }
.sv-tabs b { display: block; color: #fff; font-size: 14px; }
.sv-tabs small { display: block; color: rgba(255, 255, 255, .58); font-size: 11.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sv-row { display: grid; grid-template-columns: 216px minmax(0, 1fr); gap: 24px; padding: 18px 0; border-top: 1px solid var(--svl); }
.sv-h { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.sv-h b { color: #fff; font-size: 16px; }
.tier { font: 500 11px var(--mono); letter-spacing: .04em; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--svl); color: rgba(255, 255, 255, .7); white-space: nowrap; }
.tier.on { border-color: rgba(121, 192, 255, .6); color: var(--sky); background: rgba(121, 192, 255, .1); }
.sv-list { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.sv-list li { padding: 7px 0; border-top: 1px solid rgba(255, 255, 255, .08); color: rgba(255, 255, 255, .8); }
.sv-list em { font-style: normal; font-size: 11px; color: var(--sky); border: 1px solid rgba(121, 192, 255, .45); border-radius: 4px; padding: 0 5px; margin-left: 6px; }
.sv-media { display: grid; gap: 10px; }
.sv-media.two { grid-template-columns: 1fr 1fr; }
.sv-media.gold { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); }
.vbox { position: relative; margin: 0; border-radius: 10px; overflow: hidden; background: #060b14; border: 1px solid rgba(255, 255, 255, .10); aspect-ratio: 960 / 626; }
.vbox video { display: block; width: 100%; height: 100%; object-fit: cover; cursor: pointer; }
.vbox figcaption { position: absolute; left: 10px; bottom: 9px; font: 500 10.5px var(--mono); letter-spacing: .06em; color: #fff; background: rgba(0, 0, 0, .5); border: 1px solid rgba(255, 255, 255, .18); padding: 2px 7px; border-radius: 4px; pointer-events: none; }
.vbox.h3d { aspect-ratio: auto; min-height: 220px; background: radial-gradient(120% 90% at 50% 35%, #16294a 0%, #0a1322 70%); }
.vbox.h3d canvas { position: absolute; inset: 0; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; }
.vbox.h3d canvas:active { cursor: grabbing; }
.h3d-reset { position: absolute; right: 8px; top: 8px; font: inherit; font-size: 11.5px; color: rgba(255, 255, 255, .8); background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .2); border-radius: 6px; padding: 2px 8px; cursor: pointer; }
.h3d-reset:hover { background: rgba(255, 255, 255, .16); }
.h3d-hint { position: absolute; right: 10px; bottom: 9px; font-size: 11px; color: rgba(255, 255, 255, .45); pointer-events: none; }
.sv-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.sv-card { border: 1px solid var(--svl); border-radius: 10px; padding: 8px 12px; background: rgba(255, 255, 255, .04); min-height: 56px; }
.sv-card small { display: block; font-size: 11.5px; color: var(--sky); }
.sv-card.r small { color: #d8dee4; }
.sv-card b { color: #fff; font-size: 15px; font-weight: 600; }
.sv-lanes { position: relative; margin-top: 10px; }
/* sv- 前缀不是洁癖：base.css 里 .seg 是分段控件（带边框）、.bar i 是实心蓝进度条，撞上过 */
.sv-lane { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 8px; align-items: center; margin-top: 5px; }
.sv-lane > span { font-size: 11.5px; color: rgba(255, 255, 255, .55); }
.sv-lane .sv-bar { position: relative; height: 24px; border-radius: 6px; overflow: hidden; background: rgba(255, 255, 255, .05); }
.sv-seg { position: absolute; top: 0; bottom: 0; box-sizing: border-box; border-right: 2px solid #15253f; padding: 0 6px; font-style: normal; font-size: 11.5px; line-height: 24px; white-space: nowrap; overflow: hidden; cursor: pointer; background: rgba(121, 192, 255, .24); color: #d6ecff; }
.sv-lane.t .sv-seg { background: rgba(255, 255, 255, .13); color: #fff; }
.sv-lane.r .sv-seg { background: rgba(216, 222, 228, .2); color: #f0f3f6; }
.sv-seg.idle { background: rgba(255, 255, 255, .04) !important; color: rgba(255, 255, 255, .38) !important; }
.sv-seg:hover { filter: brightness(1.25); }
.sv-seg.now { box-shadow: inset 0 0 0 1.5px var(--sky); color: #fff; font-weight: 600; }
.sv-head { position: absolute; top: 0; bottom: 0; width: 2px; margin-left: -1px; background: #ff7b72; pointer-events: none; left: 42px; border-radius: 1px; }
/* 整个查看器比一屏高：进度条吸在视口底边，看上面那行原片时也够得着 */
.sv-ctl { display: flex; align-items: center; gap: 16px; padding: 14px 22px; margin: 0 -22px; border-top: 1px solid var(--svl); position: sticky; bottom: 0; z-index: 2; background: rgba(19, 35, 62, .94); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.sv-ctl .btn { min-width: 92px; height: 36px; border-radius: 8px; }
.sv-scrub { position: relative; flex: 1; height: 24px; }
.sv-scrub canvas { position: absolute; left: 0; right: 0; top: 9px; width: 100%; height: 6px; border-radius: 3px; opacity: .95; }
.sv-scrub input { position: absolute; inset: 0; width: 100%; height: 24px; margin: 0; background: none; -webkit-appearance: none; appearance: none; cursor: pointer; }
.sv-scrub input::-webkit-slider-runnable-track { height: 24px; background: none; }
.sv-scrub input::-moz-range-track { height: 24px; background: none; }
.sv-scrub input::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 16px; margin-top: 4px; border-radius: 50%; background: #fff; border: 3px solid var(--accent); box-shadow: 0 1px 4px rgba(0, 0, 0, .5); }
.sv-scrub input::-moz-range-thumb { width: 10px; height: 10px; border-radius: 50%; background: #fff; border: 3px solid var(--accent); box-shadow: 0 1px 4px rgba(0, 0, 0, .5); }
.sv-scrub input:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; border-radius: 6px; }
.sv-time { font: 500 12.5px var(--mono); color: rgba(255, 255, 255, .7); white-space: nowrap; min-width: 118px; text-align: right; font-variant-numeric: tabular-nums; }
.sv-note { margin: 4px 0 0; font-size: 12px; color: rgba(255, 255, 255, .5); }
.sv.off .sv-row, .sv.off .sv-tabs, .sv.off .sv-ctl { opacity: .35; pointer-events: none; }
.sh.sh2 { margin: 72px 0 28px; }
.sh.sh2 h3 { font-size: 24px; letter-spacing: -.01em; font-weight: 700; margin-bottom: 10px; }

/* ── 数据与采购 ───────────────────────────────────────── */
.dv { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.viz { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px 24px; }
.vh { font: 500 11.5px var(--mono); letter-spacing: .12em; color: var(--muted); text-transform: uppercase; margin-bottom: 16px; }
.cov { display: grid; gap: 9px; }
.cg { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; align-items: center; }
.cg .cl { font-size: 13.5px; color: var(--ink); }
.cg .cl small { color: var(--muted); margin-left: 6px; font-size: 12px; }
.cg .hh { font: 500 12px var(--mono); color: var(--muted); text-align: right; white-space: nowrap; }
.cg .hh b { color: var(--ink); font-weight: 600; }
.cg .cd { grid-column: 1 / -1; display: flex; gap: 3px; }
.cg .cd i { width: 9px; height: 9px; border-radius: 2px; background: var(--line-soft); animation: covdot 8s ease-in-out infinite; animation-delay: calc(var(--d) + var(--j) * .08s); }
.cg.z .cl { color: var(--muted); }
.covfoot { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line-soft); font-size: 13px; color: var(--muted); }
.covfoot b { margin-right: 8px; font-family: var(--mono); font-weight: 600; color: var(--ink); }
.pool { display: grid; grid-template-columns: repeat(12, 1fr); gap: 4px; }
.pool u { display: block; aspect-ratio: 1; border-radius: 3px; background: var(--line-soft); text-decoration: none; }
.pool u.pa { background: var(--accent-soft); }
.pool u.pb { background: var(--accent); animation: poolpulse 3s ease-in-out infinite; animation-delay: calc(var(--i) * .5s); }
.mix { display: grid; gap: 6px; margin: 16px 0 18px; }
.mix div { height: 6px; background: var(--line-soft); border-radius: 3px; overflow: hidden; }
.mix i { display: block; height: 100%; width: var(--w); background: linear-gradient(90deg, var(--accent), var(--sky)); border-radius: 3px; transform-origin: left; animation: mixin 1.2s var(--ease) both; animation-delay: var(--d); }
.phase { display: grid; gap: 8px; }
.bl { display: grid; grid-template-columns: 34px 1fr; gap: 0 10px; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line-soft); animation: blhi 12s ease-in-out infinite; animation-delay: var(--d); }
.bl .n { font: 600 12px var(--mono); color: var(--accent); grid-row: 1 / 3; align-self: start; padding-top: 2px; }
.bl b { font-size: 14px; }
.bl p { margin: 0; font-size: 12.5px; color: var(--muted); }
.qcfoot { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── 页尾：一条「开始使用」+ 一行页脚（用户 2026-09-19：页尾只是个承接，别做太宽）── */
.tail { color: #fff; background: linear-gradient(120deg, #0b1424 0%, #0f2247 60%, #0a4a9e 130%); }
.tailbar { display: flex; align-items: center; gap: 36px; padding: 34px 0; }
.tailbar .tl { flex: 1; min-width: 0; }
.tailbar h2 { color: #fff; font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.tailbar p { margin: 0; color: rgba(255, 255, 255, .7); font-size: 14px; line-height: 1.7; }
.tailbar .ctas { display: flex; gap: 12px; flex: none; }
.foot { padding: 16px 0; color: var(--muted); font-size: 12.5px; border-top: 1px solid var(--line-soft); }
.foot .in { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.foot .in a { color: var(--muted); }
.foot .in a:hover { color: var(--ink); }
.foot .in b { font-family: var(--mono); font-weight: 500; color: var(--text); margin-left: 4px; }
.foot .cr { color: var(--faint); }

/* ── 登录 / 申请弹窗（沿用 base.css 的 dialog.dlg，只改尺寸和几块内部结构）── */
dialog.sdlg { width: 460px; border-radius: 14px; }
dialog.sdlg.wide { width: 560px; }
dialog.sdlg > header { padding: 18px 24px 4px; display: flex; align-items: center; gap: 10px; }
dialog.sdlg > header .x { margin-left: auto; border: 0; background: none; color: var(--muted); font: inherit; font-size: 15px; line-height: 1; padding: 6px 8px; border-radius: 6px; cursor: pointer; }
dialog.sdlg > header .x:hover { background: var(--bg-soft); color: var(--ink); }
/* 错误提示紧跟在输入项下面（不是弹窗最底下） */
.sdlg .dlg-err { margin: -2px 0 12px; padding: 8px 10px; border-radius: 6px; background: var(--bad-bg, #ffebe9); border: 1px solid var(--bad-bd, #ff8182); line-height: 1.55; }
dialog.sdlg > header h2 { font-size: 18px; }
dialog.sdlg > .body { padding: 10px 24px 20px; }
.ltabs { display: flex; gap: 2px; padding: 3px; background: var(--bg-soft); border-radius: 8px; margin-bottom: 16px; }
.ltabs a { flex: 1; text-align: center; padding: 6px 0; border-radius: 6px; color: var(--muted); font-size: 13px; }
.ltabs a:hover { text-decoration: none; color: var(--ink); }
.ltabs a.on { background: #fff; color: var(--ink); font-weight: 500; box-shadow: 0 1px 2px rgba(31, 35, 40, .12); }
.lf { margin-bottom: 12px; }
.lf label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 5px; }
.lf > input, .lf > textarea, .lf > select { width: 100%; }
.lf > input { height: 38px; }
.lf2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.lfull { width: 100%; height: 40px; font-size: 14.5px; border-radius: 8px; margin-top: 4px; }
.lfoot { display: flex; justify-content: space-between; font-size: 12.5px; margin-top: 12px; color: var(--muted); }
.lfoot a { color: var(--accent); }
.ldemo { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line-soft); }
.ldh { font: 500 11px var(--mono); letter-spacing: .12em; color: var(--muted); text-transform: uppercase; margin-bottom: 8px; }
.drow { display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; padding: 8px 10px; border: 1px solid transparent; border-radius: 8px; background: none; font: inherit; color: var(--text); cursor: pointer; }
.drow:hover { background: var(--bg-soft); border-color: var(--line-soft); }
.drow .dic { width: 30px; height: 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 600; font-size: 13px; flex: none; }
.dic.s { background: #0969da; } .dic.b { background: #1f3a68; } .dic.o { background: #57606a; } .dic.c { background: #218bff; } .dic.r { background: #8250df; }
.drow .dt { flex: 1; min-width: 0; }
.drow .dt b { display: block; font-size: 13.5px; }
.drow .dt em { display: block; font-style: normal; font-size: 12px; color: var(--muted); }
.drow .darr { color: var(--faint); }
.note { font-size: 12.5px; color: var(--muted); line-height: 1.6; margin: 0; }
.stp { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.stp .st { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); white-space: nowrap; }
.stp .st i { width: 18px; height: 18px; border-radius: 50%; border: 1px solid var(--line); font: 600 10.5px var(--mono); font-style: normal; display: flex; align-items: center; justify-content: center; }
.stp .st.on { color: var(--ink); }
.stp .st.on i { background: var(--accent); border-color: var(--accent); color: #fff; }
.stp .ln { flex: 1; height: 1px; background: var(--line-soft); }
.roles2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.rcard { display: block; position: relative; padding: 12px 14px 12px 36px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
.rcard input { position: absolute; left: 12px; top: 14px; margin: 0; }
.rcard b { display: block; font-size: 13.5px; }
.rcard em { display: block; font-style: normal; font-size: 12px; color: var(--muted); margin-top: 3px; line-height: 1.5; }
.rcard:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.envs { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.envs label { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; }

/* 登录：一个账号多个身份时的选择卡 */
.rolepick .rcard { padding: 9px 12px 9px 34px; }
.rolepick .rcard input { top: 11px; }

/* ── 动效 ─────────────────────────────────────────────── */
.a1 { opacity: 0; transform: translateY(14px); animation: rise .8s var(--ease) forwards; }
.d1 { animation-delay: .05s } .d2 { animation-delay: .15s } .d3 { animation-delay: .25s } .d4 { animation-delay: .35s } .d5 { animation-delay: .45s } .d6 { animation-delay: .55s }
.rv { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.rv.in { opacity: 1; transform: none; }
.rvs > * { opacity: 0; transform: translateY(14px); transition: opacity .6s var(--ease), transform .6s var(--ease); transition-delay: calc(var(--i, 0) * .12s); }
.rvs.in > * { opacity: 1; transform: none; }
@keyframes rise { to { opacity: 1; transform: none; } }
@keyframes breathe { 0%, 100% { transform: scale(1); opacity: .8 } 50% { transform: scale(1.06); opacity: 1 } }
@keyframes rotate { to { transform: rotate(360deg) } }
@keyframes nodeglow { 0%, 18%, 100% { border-color: var(--line); box-shadow: var(--shadow); transform: none; } 6% { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow); } }
@keyframes stagelift { 0%, 30%, 100% { border-color: var(--line); box-shadow: none; } 6%, 20% { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow); } }
@keyframes fill { 0% { width: 0 } 22% { width: 100% } 25%, 100% { width: 100% } }
@keyframes travel { 0% { left: -4px; opacity: 0 } 2% { opacity: 1 } 8% { left: calc(100% - 4px); opacity: 1 } 9%, 100% { left: calc(100% - 4px); opacity: 0 } }
@keyframes sigpulse { 0%, 25%, 100% { opacity: .35 } 8%, 16% { opacity: 1 } }
@keyframes dot { 0%, 28%, 100% { background: var(--line-soft) } 10%, 20% { background: var(--accent) } }
@keyframes pick { 0%, 28%, 100% { transform: scale(1); opacity: .35 } 10%, 20% { transform: scale(1.12); opacity: 1 } }
@keyframes archin { 0%, 28%, 100% { background: var(--accent-soft) } 10%, 20% { background: var(--accent); } }
@keyframes covdot { 0%, 40%, 100% { background: var(--line-soft) } 10%, 30% { background: var(--accent) } }
@keyframes poolpulse { 0%, 100% { opacity: .55; transform: scale(1) } 50% { opacity: 1; transform: scale(1.15) } }
@keyframes mixin { from { transform: scaleX(0) } to { transform: scaleX(1) } }
@keyframes blhi { 0%, 40%, 100% { border-color: var(--line-soft); background: #fff } 8%, 30% { border-color: var(--accent); background: var(--accent-soft) } }

/* ── 响应式 ───────────────────────────────────────────── */
@media (max-width: 1000px) {
  .hero .grid { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 40px; }
  .fw { grid-template-columns: 1fr; gap: 36px; }
  .pipe { grid-template-columns: 1fr 1fr; gap: 14px; }
  .link { display: none; }
  .dv { grid-template-columns: 1fr; }
  .sv-row { grid-template-columns: 1fr; gap: 14px; }
  .sv-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
  .tailbar { flex-direction: column; align-items: flex-start; gap: 18px; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 18px; }
  .sv { padding: 14px 14px 16px; border-radius: 14px; }
  .sv-tabs { grid-template-columns: 1fr; }
  .sv-media.gold { grid-template-columns: 1fr; }
  .vbox.h3d { aspect-ratio: 4 / 3; min-height: 0; }
  .sv-list { grid-template-columns: 1fr; }
  .sv-ctl { flex-wrap: wrap; gap: 10px 14px; padding: 12px 14px; margin: 0 -14px; }
  .sv-scrub { order: 3; flex-basis: 100%; }
  .sv-time { margin-left: auto; }
  .h3d-hint { display: none; }
  .sh.sh2 { margin-top: 48px; }
  .hero .wrap { padding-top: 52px; padding-bottom: 52px; }
  .hero h1 { font-size: 32px; }
  .hero .stats { grid-template-columns: 1fr 1fr; gap: 18px 0; }
  .hero .stats div:nth-child(3) { border-left: 0; padding-left: 0; }
  .hero .stats b { font-size: 24px; }
  section.blk { padding: 60px 0; }
  .sh h2 { font-size: 26px; }
  .wheel { width: 300px; height: 300px; }
  .wheel .core { width: 120px; height: 120px; margin: -60px 0 0 -60px; }
  .nd { width: 104px; padding: 7px 8px; }
  .pipe { grid-template-columns: 1fr; }
  .lf2, .roles2 { grid-template-columns: 1fr; }
  .tailbar .ctas { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .a1, .rv, .rvs > * { opacity: 1; transform: none; }
}