/* ============================================================================
 * bridge 官网 · agentsdimension.ai
 * 零外链 / 零第三方库 / 零 CDN / 只用系统字体栈。
 * 结构：0 令牌 · 1 基础 · 2 导航 · 3 Hero · 4 数字条 · 5 它是什么 · 6 核心能力
 *       7 agent 阵容 · 8 工作原理 · 9 多端展示 · 10 下载+FAQ · 11 页脚 · 12 入场动效
 * ========================================================================== */

/* ========== 0. 令牌 ========================================================= */
:root{
  color-scheme: dark;

  --s-void:      #12110f;   /* 页底暖黑 */
  --s-bg:        #1f1f1e;   /* 区块底 */
  --s-bg-2:      #191918;   /* 交替区块底 */
  --s-card:      #2c2c2a;   /* 卡片 */
  --s-card-2:    #262624;   /* 次级卡片 */
  --s-ink:       #f8f8f6;   /* 正文 */
  --s-ink-2:     #c3c2b7;   /* 次级（骨色） */
  --s-ink-3:     #97958c;   /* 三级 */
  --s-coral:     #d97757;   /* 唯一品牌强调色 */
  --s-cool:      #7cc4ff;   /* 冷色信号 */
  --s-ok:        #5aa468;
  --s-line:      rgba(255,255,255,.08);
  --s-line-2:    rgba(255,255,255,.14);
  --s-hover:     rgba(255,255,255,.07);
  --s-hover-2:   rgba(255,255,255,.10);
  --s-ring:      0 0 0 .5px rgba(226,225,218,.28);
  --s-card-sh:   0 2px 16px rgba(0,0,0,.2), 0 0 0 .5px rgba(226,225,218,.28);
  --s-pop-sh:    0 2px 16px rgba(0,0,0,.3),  0 0 0 .5px rgba(226,225,218,.2);

  --s-sans: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC",
            "HarmonyOS Sans SC", "Microsoft YaHei UI", "Noto Sans CJK SC",
            Helvetica, Arial, sans-serif;
  --s-serif: Georgia, "Source Serif 4", "Songti SC", "Noto Serif CJK SC",
             "Times New Roman", Times, serif;
  --s-mono: ui-monospace, "Cascadia Mono", SFMono-Regular, Menlo, Consolas,
            "Liberation Mono", "Courier New", monospace;

  --s-max: 1200px;
  --s-gut: 16px;
  --s-r:   16px;
  --s-r-sm: 10px;

  --ea-out:    cubic-bezier(0,0,0,1);
  --ea-std:    cubic-bezier(.2,0,0,1);
  --ea-settle: cubic-bezier(.34,1.26,.5,1);

  --s-nav-h: 56px;
}
@media (min-width: 1800px){ :root{ --s-max: 1320px; } }
@media (min-width: 600px){  :root{ --s-gut: 24px; } }
@media (min-width: 1100px){ :root{ --s-gut: 40px; --s-nav-h: 64px; } }

/* ========== 1. 基础 ========================================================= */
*, *::before, *::after{ box-sizing: border-box; }

html{
  background: var(--s-void);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--s-nav-h) + 12px);
}
body{
  margin: 0;
  background: var(--s-void);
  color: var(--s-ink);
  font-family: var(--s-sans);
  font-size: 15px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;              /* 光晕/位移动效不许顶出横滚 */
  overflow-wrap: break-word;
}
img, svg, canvas{ display: block; max-width: 100%; }
a{ color: inherit; }
h1,h2,h3,h4,p,ul,ol,dl,figure{ margin: 0; }
ul, ol{ padding: 0; list-style: none; }
button{ font: inherit; color: inherit; }

:focus{ outline: none; }
:focus-visible{
  outline: 2px solid var(--s-coral);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip{
  position: absolute; left: 8px; top: -60px; z-index: 200;
  padding: 10px 16px; border-radius: 10px;
  background: var(--s-coral); color: #1b1210; font-weight: 600;
  text-decoration: none;
  transition: top .18s var(--ea-std);
}
.skip:focus{ top: calc(8px + env(safe-area-inset-top, 0px)); }

.wrap{
  width: 100%;
  max-width: var(--s-max);
  margin-inline: auto;
  padding-inline: var(--s-gut);
  padding-left: max(var(--s-gut), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s-gut), env(safe-area-inset-right, 0px));
}

.sec{ padding-block: clamp(56px, 8vw, 116px); }
.sec--alt{ background: var(--s-bg-2); }
.sec--bg{ background: var(--s-bg); }

.eyebrow{
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--s-ink-3);
}
.h2{
  margin: 0 0 12px;
  font-family: var(--s-serif);
  font-weight: 400;
  font-size: clamp(25px, 3.6vw, 38px);
  line-height: 1.22;
  letter-spacing: .01em;
  text-wrap: balance;
}
.lede{
  margin: 0;
  max-width: 62ch;
  color: var(--s-ink-2);
  font-size: clamp(14px, 1.3vw, 16px);
}
.sec-head{ margin-bottom: clamp(28px, 4vw, 48px); }

/* ========== 2. 导航 ======================================================== */
.nav{
  position: fixed; inset: 0 0 auto 0; z-index: 90;
  height: calc(var(--s-nav-h) + env(safe-area-inset-top, 0px));
  padding-top: env(safe-area-inset-top, 0px);
  background: rgba(18,17,15,0);
  transition: background-color .3s var(--ea-std), box-shadow .3s var(--ea-std);
}
.nav[data-stuck="1"]{
  background: rgba(18,17,15,.78);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  box-shadow: 0 1px 0 var(--s-line);
}
.nav__in{
  height: 100%;
  display: flex; align-items: center; gap: 10px;
}
.brand{
  display: inline-flex; align-items: center; gap: 9px;
  flex: none;
  text-decoration: none;
  color: var(--s-ink);
  --logo-spark: var(--s-cool);
}
.brand svg{ width: 30px; height: 22px; color: var(--s-coral); flex: none; }
.brand b{
  font-weight: 500; font-size: 16px; letter-spacing: .02em;
}
.nav__links{
  display: none;
  margin-left: auto;
  gap: 2px;
}
.nav__links a{
  padding: 7px 12px; border-radius: 9px;
  font-size: 13.5px; color: var(--s-ink-2); text-decoration: none;
  transition: color .18s var(--ea-std), background-color .18s var(--ea-std);
}
@media (hover: hover){
  .nav__links a:hover{ color: var(--s-ink); background: var(--s-hover); }
}
.nav__cta{
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  font-size: 13.5px; font-weight: 600; text-decoration: none;
  color: var(--s-ink);
  background: var(--s-hover-2);
  box-shadow: inset 0 0 0 1px var(--s-line-2);
  white-space: nowrap;
  transition: background-color .18s var(--ea-std);
}
@media (hover: hover){ .nav__cta:hover{ background: rgba(255,255,255,.16); } }
@media (min-width: 900px){
  .nav__links{ display: flex; }
  .nav__links + .nav__cta{ margin-left: 10px; }   /* 有链接组时不再靠 auto 推到右边 */
}

/* ========== 3. Hero ======================================================== */
/* --- [模块 CSS] .bx-hero-*：摘自 parts/hero.html，令牌对齐本站 --- */
.bx-hero{
  --bx-hero-ink:   var(--s-ink);
  --bx-hero-ink-2: var(--s-ink-2);
  --bx-hero-ink-3: var(--s-ink-3);
  --bx-hero-coral: var(--s-coral);
  --bx-hero-cool:  var(--s-cool);
  --bx-hero-void:  var(--s-void);

  position: relative;
  isolation: isolate;
  min-height: 100svh;
  min-height: 100dvh;
  display: grid;
  align-items: end;
  overflow: hidden;
  background-color: var(--bx-hero-void);
  color: var(--bx-hero-ink);
}
/* canvas 铺满垫底。这张纯 CSS 的「光之桥」静态版是**默认背景**，不是只在
   [data-bx-hero="fallback"] 时才画：没有 JS、脚本挂了、WebGL 不可用，
   首屏都还是一座桥。模块拿的是 alpha:false 的不透明上下文，真跑起来
   会把它整个盖掉，所以没有双画的代价。 */
.bx-hero__canvas,
.bx-hero__canvas[data-bx-hero="fallback"]{
  position: absolute; inset: 0; z-index: 0;
  display: block; width: 100%; height: 100%;
  background-color: var(--bx-hero-void);
  background-image:
    linear-gradient(90deg,
      rgba(217,119,87,0) 4%, rgba(217,119,87,.55) 17%, rgba(222,143,110,.62) 34%,
      rgba(150,170,190,.50) 52%, rgba(124,196,255,.60) 70%, rgba(124,196,255,.42) 84%,
      rgba(124,196,255,0) 96%),
    radial-gradient(38% 30% at 12% 62%, rgba(217,119,87,.34), transparent 70%),
    radial-gradient(38% 30% at 88% 62%, rgba(124,196,255,.30), transparent 70%),
    radial-gradient(120% 70% at 50% 46%, rgba(180,150,140,.10), transparent 66%),
    radial-gradient(130% 100% at 50% 40%, transparent 42%, rgba(0,0,0,.55) 100%);
  background-repeat: no-repeat;
  background-size: 100% 14%, 100% 100%, 100% 100%, 100% 100%, 100% 100%;
  /* 与模块原值（55%）的唯一差异：桥体上移到 38%，避开压在 H1 上。
     本站文字层靠底对齐，55% 正好横穿标题。 */
  background-position: 0 38%, 0 0, 0 0, 0 0, 0 0;
}
/* 压暗蒙版：文字层永远够对比度 */
.bx-hero__veil{
  position: absolute; inset: auto 0 0 0; z-index: 1;
  height: 66%;
  pointer-events: none;
  background: linear-gradient(180deg,
    rgba(18,17,15,0) 0%, rgba(18,17,15,.28) 44%,
    rgba(18,17,15,.74) 78%, rgba(18,17,15,.95) 100%);
}
/* 顶部只压一小条，保证导航在画布上永远可读，同时不把桥体闷掉 */
.bx-hero__veil--top{
  inset: 0 0 auto 0; height: 22%;
  background: linear-gradient(180deg, rgba(18,17,15,.66), rgba(18,17,15,0));
}
.bx-hero__content{
  position: relative; z-index: 2;
  width: 100%;
  max-width: var(--s-max);
  margin: 0 auto;
  padding-inline: var(--s-gut);
  padding-left: max(var(--s-gut), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s-gut), env(safe-area-inset-right, 0px));
  padding-bottom: clamp(44px, 9vh, 104px);
  padding-bottom: calc(clamp(44px, 9vh, 104px) + env(safe-area-inset-bottom, 0px));
  padding-top: calc(var(--s-nav-h) + 24px);
}
.bx-hero__eyebrow{
  margin: 0 0 clamp(12px, 2vh, 20px);
  font-size: clamp(11.5px, 1.6vw, 13px);
  letter-spacing: .14em; font-weight: 500;
  color: var(--bx-hero-ink-2);
  text-shadow: 0 1px 10px rgba(0,0,0,.5);
}
.bx-hero__h1{
  margin: 0;
  font-weight: 600;
  font-size: clamp(30px, 6.4vw, 68px);
  line-height: 1.14;
  letter-spacing: -.012em;
  text-wrap: balance;
  text-shadow: 0 2px 24px rgba(0,0,0,.55);
}
/* 第二行：暖 → 冷渐变（背景裁切失败时回落到普通文字色） */
.bx-hero__h1 .grad{
  background-image: linear-gradient(96deg, #e08a63 4%, #d9b39a 42%, #9fd0ff 74%, #7cc4ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  text-shadow: none;
  padding-right: .06em;            /* 斜体收尾不被裁 */
}
@supports not ((-webkit-background-clip: text) or (background-clip: text)){
  .bx-hero__h1 .grad{ color: var(--s-cool); -webkit-text-fill-color: var(--s-cool); }
}
.bx-hero__sub{
  margin: clamp(14px, 2.4vh, 24px) 0 0;
  max-width: 46ch;
  font-size: clamp(14.5px, 1.9vw, 17.5px);
  line-height: 1.66;
  color: var(--bx-hero-ink-2);
  text-shadow: 0 1px 12px rgba(0,0,0,.5);
}
.bx-hero__cta{
  margin: clamp(22px, 3.4vh, 34px) 0 0;
  display: flex; flex-wrap: wrap; gap: 10px;
}
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 12px 22px;
  border: 0; border-radius: 999px;
  font-size: 15px; font-weight: 600; letter-spacing: .01em;
  text-decoration: none; cursor: pointer;
  color: var(--s-ink);
  background: rgba(255,255,255,.10);
  box-shadow: inset 0 0 0 1px var(--s-line-2);
  -webkit-tap-highlight-color: transparent;
  transition: background-color .18s var(--ea-std), box-shadow .18s var(--ea-std),
              transform .12s var(--ea-std);
}
.btn:active{ transform: scale(.985); }
.btn--primary{
  color: #1b1210;
  background: var(--s-coral);
  box-shadow: 0 2px 18px rgba(217,119,87,.34);
}
@media (hover: hover){
  .btn:hover{ background: rgba(255,255,255,.16); }
  .btn--primary:hover{ background: #e08461; box-shadow: 0 6px 24px rgba(217,119,87,.42); }
}
.btn__ar{ font-size: 13px; opacity: .85; }
.bx-hero__foot{
  margin: clamp(16px, 2.6vh, 26px) 0 0;
  font-size: 12.5px; line-height: 1.6;
  color: var(--bx-hero-ink-3);
  max-width: 52ch;
}
.bx-hero__foot b{ color: var(--s-ink-2); font-weight: 600; }

/* 滚动提示 */
.hero-scroll{
  position: absolute; z-index: 2;
  left: 50%; transform: translateX(-50%);
  bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  width: 22px; height: 34px; border-radius: 12px;
  box-shadow: inset 0 0 0 1.4px rgba(248,248,246,.28);
  pointer-events: none;
  display: none;
}
.hero-scroll::after{
  content: ""; position: absolute; left: 50%; top: 7px;
  width: 3px; height: 7px; border-radius: 2px; margin-left: -1.5px;
  background: rgba(248,248,246,.6);
  animation: heroWheel 1.9s var(--ea-std) infinite;
}
@keyframes heroWheel{
  0%,12%   { transform: translateY(0);    opacity: 0; }
  28%      { opacity: 1; }
  70%,100% { transform: translateY(12px); opacity: 0; }
}
@media (min-height: 720px) and (min-width: 900px){ .hero-scroll{ display: block; } }

/* ========== 4. 数字条 ====================================================== */
.stats{
  background: var(--s-bg);
  border-block: 1px solid var(--s-line);
  padding-block: clamp(32px, 4.4vw, 56px);
}
.stats__grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: clamp(18px, 2.4vw, 30px) clamp(14px, 2vw, 26px);
}
.stat{ min-width: 0; }
.stat__v{
  display: block;
  font-size: clamp(30px, 4.6vw, 46px);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  color: var(--s-ink);
}
.stat__v i{ font-style: normal; font-size: .52em; font-weight: 500; color: var(--s-ink-2); margin-left: .12em; }
.stat--em .stat__v{ color: var(--s-coral); }
.stat__l{
  display: block;
  margin-top: 8px;
  font-size: 12.5px; line-height: 1.55;
  color: var(--s-ink-3);
}
.stats__more{
  margin-top: clamp(20px, 2.6vw, 30px);
  padding-top: clamp(16px, 2vw, 22px);
  border-top: 1px solid var(--s-line);
  display: flex; flex-wrap: wrap; gap: 8px;
}
.stats__more li{
  font-size: 12.5px; color: var(--s-ink-2);
  padding: 5px 12px; border-radius: 999px;
  background: var(--s-hover);
  box-shadow: inset 0 0 0 1px var(--s-line);
  font-variant-numeric: tabular-nums;
}

/* ========== 5. 它是什么 ==================================================== */
.isnot{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.8vw, 20px);
}
@media (min-width: 717px){ .isnot{ grid-template-columns: repeat(3, 1fr); } }
.isnot__c{
  position: relative;
  padding: clamp(20px, 2.4vw, 28px);
  border-radius: var(--s-r);
  background: var(--s-card);
  box-shadow: var(--s-card-sh);
  min-width: 0;
}
.isnot__no{
  display: inline-flex; align-items: center; gap: 8px;
  margin: 0 0 10px;
  font-size: 15px; font-weight: 600; color: var(--s-ink);
}
.isnot__no::before{
  content: ""; width: 16px; height: 16px; flex: none;
  border-radius: 50%;
  background:
    linear-gradient(45deg, transparent 43%, var(--s-coral) 43%, var(--s-coral) 57%, transparent 57%),
    linear-gradient(-45deg, transparent 43%, var(--s-coral) 43%, var(--s-coral) 57%, transparent 57%),
    rgba(217,119,87,.14);
}
.isnot__b{ margin: 0; color: var(--s-ink-2); font-size: 14px; line-height: 1.7; }
.isnot__b b{ color: var(--s-ink); font-weight: 600; }

/* ========== 6. 核心能力 ==================================================== */
.pillars{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: clamp(12px, 1.6vw, 18px);
}
@media (min-width: 1100px){ .pillars{ grid-template-columns: repeat(3, 1fr); } }
.pillar{
  position: relative;
  min-width: 0;
  padding: clamp(18px, 2.2vw, 24px);
  border-radius: var(--s-r);
  background: var(--s-card);
  box-shadow: var(--s-card-sh);
  overflow: hidden;
  isolation: isolate;
  transition: transform .26s var(--ea-std), box-shadow .26s var(--ea-std);
}
/* 克制的悬停：卡片微抬 + 左上角一抹珊瑚辉光扫入 */
.pillar::before{
  content: ""; position: absolute; z-index: -1;
  inset: -40% 40% 40% -40%;
  background: radial-gradient(60% 60% at 30% 30%, rgba(217,119,87,.16), transparent 72%);
  opacity: 0;
  transition: opacity .32s var(--ea-std);
}
@media (hover: hover){
  .pillar:hover{
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,.34), 0 0 0 .5px rgba(226,225,218,.34);
  }
  .pillar:hover::before{ opacity: 1; }
}
.pillar__n{
  font-family: var(--s-mono);
  font-size: 11.5px; letter-spacing: .1em;
  color: var(--s-coral);
  font-variant-numeric: tabular-nums;
}
.pillar__t{
  margin: 8px 0 8px;
  font-size: 17px; font-weight: 600; line-height: 1.4;
  letter-spacing: .01em;
}
.pillar__b{
  margin: 0; color: var(--s-ink-2);
  font-size: 13.5px; line-height: 1.7;
}
.pillar__b b{ color: var(--s-ink); font-weight: 600; }

/* ========== 7. agent 阵容 ================================================== */
.agents{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(262px, 1fr));
  gap: clamp(12px, 1.6vw, 18px);
}
@media (min-width: 1100px){
  .agents{ grid-template-columns: repeat(4, 1fr); }
  .agent:nth-child(5){ grid-column: span 2; }
  .agent:nth-child(6), .agent:nth-child(7){ grid-column: span 1; }
}
.agent{
  --a: var(--s-coral);
  position: relative;
  min-width: 0;
  display: flex; flex-direction: column;
  padding: clamp(18px, 2.2vw, 22px);
  border-radius: var(--s-r);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--a) 11%, transparent), transparent 46%),
    var(--s-card-2);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--a) 34%, transparent),
              0 2px 16px rgba(0,0,0,.22);
  transition: box-shadow .26s var(--ea-std), transform .26s var(--ea-std);
}
@supports not (background: color-mix(in srgb, red 10%, transparent)){
  .agent{ background: var(--s-card-2); box-shadow: var(--s-card-sh); }
}
@media (hover: hover){
  .agent:hover{
    transform: translateY(-3px);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--a) 62%, transparent),
                0 12px 34px color-mix(in srgb, var(--a) 18%, transparent),
                0 2px 10px rgba(0,0,0,.3);
  }
}
.agent__top{ display: flex; align-items: flex-start; gap: 10px; }
.agent__dot{
  width: 10px; height: 10px; border-radius: 50%; flex: none;
  margin-top: 7px;
  background: var(--a);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--a) 18%, transparent);
}
.agent__n{
  font-size: 16px; font-weight: 600; line-height: 1.5; letter-spacing: .01em;
  min-width: 0;
}
/* 「需另装 xxx」这类前置条件：跟在 agent 名后面另起一行，不跟标题抢重量。 */
.agent__req{
  flex-basis: 100%; margin: 2px 0 0;
  font-size: 11.5px; font-weight: 400; letter-spacing: .02em;
  color: var(--s-ink-3);
}
.agent__tag{
  margin-left: auto; margin-top: 3px; flex: none;
  font-size: 11px; letter-spacing: .06em;
  padding: 3px 9px; border-radius: 999px;
  color: var(--s-ink-3);
  background: var(--s-hover);
  box-shadow: inset 0 0 0 1px var(--s-line);
}
.agent__b{
  margin: 12px 0 0;
  color: var(--s-ink-2);
  font-size: 13.5px; line-height: 1.7;
}
.agents__note{
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  font-size: 12.5px; color: var(--s-ink-3); line-height: 1.7;
  max-width: 78ch;
}

/* ========== 8. 工作原理 ==================================================== */
.iso{
  display: none;
  margin-bottom: clamp(22px, 3vw, 34px);
  border-radius: var(--s-r);
  background:
    radial-gradient(90% 70% at 50% 42%, rgba(124,196,255,.06), transparent 70%),
    var(--s-card-2);
  box-shadow: var(--s-ring);
  overflow: hidden;
}
.iso svg{ width: 100%; height: auto; }
.iso figcaption{
  padding: 9px 16px;
  border-top: 1px solid var(--s-line);
  font: 400 11.5px/1.6 var(--s-mono);
  color: var(--s-ink-3);
}
@media (min-width: 880px){ .iso{ display: block; } }

#isofig .face-t{ fill: rgba(124,196,255,.085); stroke: rgba(226,225,218,.3); stroke-width: 1; }
#isofig .face-l{ fill: rgba(10,10,9,.9);  stroke: var(--s-line-2); stroke-width: 1; }
#isofig .face-r{ fill: rgba(24,23,21,.88); stroke: var(--s-line-2); stroke-width: 1; }
#isofig .host .face-t{ fill: rgba(124,196,255,.13); }
#isofig .tile-t{ fill: rgba(217,119,87,.22); stroke: rgba(217,119,87,.75); stroke-width: 1; }
#isofig .tile-s{ fill: rgba(60,32,24,.9);  stroke: rgba(217,119,87,.4);  stroke-width: 1; }
#isofig .hatch { stroke: rgba(150,180,210,.2); stroke-width: 1; }
#isofig .wire  { fill: none; stroke: rgba(226,225,218,.3); stroke-width: 1.2; }
#isofig .wire.dash{ stroke-dasharray: 6 6; stroke: rgba(150,180,210,.3); }
#isofig .lead  { fill: none; stroke: var(--s-line-2); stroke-width: 1; }
#isofig text   { font-family: var(--s-mono); fill: var(--s-ink-2); }
#isofig .t-no  { font-size: 11px; letter-spacing: .14em; fill: var(--s-cool); }
#isofig .t-ti  { font-size: 15px; font-weight: 600; fill: var(--s-ink); font-family: var(--s-sans); }
#isofig .t-su  { font-size: 12.5px; fill: var(--s-ink-3); font-family: var(--s-sans); }
#isofig .t-wr  { font-size: 11.5px; fill: var(--s-ink-3); }
#isofig .pk-dot { fill: var(--s-cool); }
#isofig .pk-halo{ fill: var(--s-cool); opacity: .16; }
#isofig .pk-c .pk-dot{ fill: var(--s-coral); } #isofig .pk-c .pk-halo{ fill: var(--s-coral); }
#isofig .pk-g .pk-dot{ fill: var(--s-ok); }    #isofig .pk-g .pk-halo{ fill: var(--s-ok); }
#isofig .pk-d .pk-dot{ fill: var(--s-ink-3); } #isofig .pk-d .pk-halo{ fill: var(--s-ink-3); }

/* 五步链条：手机纵向单列（带轨道），桌面横向五列 */
.chain{
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.chain__i{
  position: relative;
  min-width: 0;
  padding: 0 0 22px 40px;
}
.chain__i:last-child{ padding-bottom: 0; }
/* 纵向轨道 */
.chain__i::before{
  content: "";
  position: absolute; left: 13px; top: 30px; bottom: -4px;
  width: 2px;
  background: linear-gradient(180deg, rgba(124,196,255,.34), rgba(124,196,255,.06));
}
.chain__i:last-child::before{ display: none; }
/* 窄屏没有等距链路图（880px 以下整块隐藏），数据流动的意象就落到这条轨道上：
   一段亮光顺着竖轨往下走，逐级错峰。用 background-position 走位而不是再塞一个绝对定位的
   点——轨道每段高度都不一样，位移百分比才跟得住，且只重绘这条 2px 宽的细带。 */
.chain__i::before{
  background:
    linear-gradient(180deg, transparent, rgba(124,196,255,.95) 45%, transparent) 0 -44px / 100% 44px no-repeat,
    linear-gradient(180deg, rgba(124,196,255,.34), rgba(124,196,255,.06));
  animation: chain-run 4.6s linear infinite;
  animation-delay: var(--d, 0ms);
}
@keyframes chain-run{
  0%   { background-position: 0 -44px, 0 0; }
  70%  { background-position: 0 100%, 0 0; }
  100% { background-position: 0 100%, 0 0; }
}
@media (prefers-reduced-motion: reduce){
  .chain__i::before{ animation: none; }
}
.chain__n{
  position: absolute; left: 0; top: 2px;
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  font: 600 12px/1 var(--s-mono);
  color: var(--s-cool);
  background: rgba(124,196,255,.10);
  box-shadow: inset 0 0 0 1px rgba(124,196,255,.4);
  font-variant-numeric: tabular-nums;
}
.chain__t{
  margin: 3px 0 6px;
  font-size: 14.5px; font-weight: 600; letter-spacing: .01em;
}
.chain__b{ margin: 0; color: var(--s-ink-2); font-size: 13.5px; line-height: 1.7; }
@media (min-width: 880px){
  .chain{ grid-template-columns: repeat(5, 1fr); gap: clamp(14px, 1.6vw, 22px); }
  .chain__i{ padding: 0; }
  .chain__i::before{
    left: 34px; right: -22px; top: 13px; bottom: auto;
    width: auto; height: 2px;
    background: linear-gradient(90deg, rgba(124,196,255,.34), rgba(124,196,255,.06));
  }
  .chain__n{ position: static; margin-bottom: 14px; }
  .chain__t{ margin-top: 0; }
  /* 宽屏已经有等距链路图在讲数据流向，轨道上的光点就收起来，不跟它抢。 */
  .chain__i::after{ display: none; }
}
@media (min-width: 717px) and (max-width: 879px){
  .chain{ grid-template-columns: 1fr 1fr; column-gap: clamp(14px, 2vw, 24px); }
}

/* ========== 9. 多端展示 ==================================================== */
/* 渐进增强：JS 给 #screens 挂上 data-tabs="1" 之后才出现分页条、才开始隐藏其余 pane。
   没有 JS 时三屏直接纵向堆叠，信息一条不少。 */
.stagebar{
  display: none; flex-wrap: wrap; gap: 6px;
  margin-bottom: clamp(20px, 2.6vw, 30px);
  padding: 5px;
  border-radius: 999px;
  background: var(--s-card-2);
  box-shadow: inset 0 0 0 1px var(--s-line);
  width: max-content;
  max-width: 100%;
}
.stagebar button{
  appearance: none; border: 0; cursor: pointer;
  padding: 9px 16px; border-radius: 999px;
  font-size: 13.5px; font-weight: 500;
  color: var(--s-ink-3);
  background: transparent;
  -webkit-tap-highlight-color: transparent;
  transition: color .18s var(--ea-std), background-color .18s var(--ea-std);
  white-space: nowrap;
}
.stagebar button[aria-selected="true"]{
  color: var(--s-ink);
  background: var(--s-hover-2);
  box-shadow: inset 0 0 0 1px var(--s-line-2);
}
@media (hover: hover){
  .stagebar button:hover{ color: var(--s-ink); }
}
.stage{
  position: relative;
  border-radius: clamp(18px, 2.4vw, 26px);
  background:
    radial-gradient(90% 70% at 50% 8%, rgba(217,119,87,.07), transparent 62%),
    var(--s-bg);
  box-shadow: var(--s-ring);
  padding: clamp(20px, 3.4vw, 46px) clamp(14px, 2.6vw, 40px);
  overflow: hidden;
}
.pane{ display: block; }
.pane + .pane{ margin-top: clamp(28px, 4vw, 56px); }
#screens[data-tabs="1"] .stagebar{ display: flex; }
#screens[data-tabs="1"] .pane{ display: none; }
#screens[data-tabs="1"] .pane[data-on="1"]{ display: block; }
.pane__grid{
  display: grid; grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
  align-items: center;
}
@media (min-width: 880px){
  .pane__grid--split{ grid-template-columns: minmax(0,1fr) minmax(0,.86fr); }
  .pane__grid--split .pane__txt{ order: 2; }
}
.pane__txt{ min-width: 0; max-width: 46ch; }
.pane__t{
  margin: 0 0 10px;
  font-size: clamp(18px, 2.2vw, 22px); font-weight: 600; letter-spacing: .01em;
}
.pane__b{ margin: 0 0 14px; color: var(--s-ink-2); font-size: 14px; line-height: 1.72; }
.pane__ul li{
  position: relative; padding-left: 16px;
  color: var(--s-ink-2); font-size: 13.5px; line-height: 1.7;
}
.pane__ul li + li{ margin-top: 6px; }
.pane__ul li::before{
  content: ""; position: absolute; left: 2px; top: 10px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--s-coral);
}
.pane__shot{ min-width: 0; }
.pane__cap{
  margin: 14px auto 0;
  max-width: 62ch;
  text-align: center;
  font: 400 11.5px/1.6 var(--s-mono);
  color: var(--s-ink-3);
}

/* ========== 10. 下载区 + FAQ =============================================== */
/* --- [模块 CSS] .bx-dl / .bx-faq：摘自 parts/downloads.html，令牌对齐本站 --- */
.bx-dl,
.bx-faq{
  --bx-bg:           var(--s-bg);
  --bx-bg-deep:      var(--s-void);
  --bx-card:         var(--s-card);
  --bx-card-soft:    var(--s-card-2);
  --bx-text:         var(--s-ink);
  --bx-serif:        var(--s-ink-2);
  --bx-muted:        var(--s-ink-3);
  --bx-coral:        var(--s-coral);
  --bx-cold:         var(--s-cool);
  --bx-divider:      var(--s-line);
  --bx-hover:        var(--s-hover);
  --bx-hover-strong: var(--s-hover-2);
  --bx-ring:         var(--s-ring);
  --bx-card-shadow:  var(--s-card-sh);
  --bx-r:            var(--s-r);
  --bx-r-sm:         var(--s-r-sm);
  --bx-gutter:       var(--s-gut);
  --bx-max:          var(--s-max);
  --bx-mono:         var(--s-mono);

  box-sizing: border-box;
  color: var(--bx-text);
  font-family: var(--s-sans);
  font-size: 14px;
  line-height: 1.6;
}
.bx-dl *, .bx-faq *,
.bx-dl *::before, .bx-faq *::before,
.bx-dl *::after,  .bx-faq *::after{ box-sizing: border-box; }

.bx-dl, .bx-faq{
  padding: clamp(40px, 6vw, 88px) var(--bx-gutter);
  padding-left:  max(var(--bx-gutter), env(safe-area-inset-left, 0px));
  padding-right: max(var(--bx-gutter), env(safe-area-inset-right, 0px));
}
.bx-dl__inner, .bx-faq__inner{ max-width: var(--bx-max); margin: 0 auto; }

.bx-dl :focus-visible, .bx-faq :focus-visible{
  outline: 2px solid var(--bx-coral); outline-offset: 2px; border-radius: 4px;
}

.bx-eyebrow{
  margin: 0 0 10px;
  font-size: 11.5px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--bx-muted);
}
.bx-h2{
  margin: 0 0 12px;
  font-family: var(--s-serif);
  font-weight: 400;
  font-size: clamp(25px, 3.6vw, 38px);
  line-height: 1.22; letter-spacing: .01em;
  color: var(--bx-text);
}
.bx-lede{ margin: 0; max-width: 62ch; color: var(--bx-serif); font-size: clamp(14px, 1.3vw, 16px); }

/* 前提提示（必须在按钮上方） */
.bx-prereq{
  margin: clamp(22px, 3vw, 32px) 0 clamp(20px, 2.6vw, 28px);
  padding: clamp(16px, 2.2vw, 22px);
  border-radius: var(--bx-r);
  background: linear-gradient(180deg, rgba(124,196,255,.075), rgba(124,196,255,.028));
  box-shadow: inset 0 0 0 1px rgba(124,196,255,.22);
  display: grid; grid-template-columns: auto 1fr; gap: 12px 14px; align-items: start;
}
.bx-prereq__icon{ width: 22px; height: 22px; margin-top: 2px; color: var(--bx-cold); flex: none; }
.bx-prereq__title{ margin: 0 0 6px; font-size: 15.5px; font-weight: 600; color: var(--bx-text); letter-spacing: .01em; }
.bx-prereq__body{ margin: 0; color: var(--bx-serif); }
.bx-prereq__body + .bx-prereq__body{ margin-top: 8px; }
.bx-prereq b{ color: var(--bx-text); font-weight: 600; }
.bx-prereq__list{ margin: 10px 0 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.bx-prereq__list li{
  font-size: 12.5px; color: var(--bx-serif);
  padding: 4px 10px; border-radius: 999px;
  background: rgba(255,255,255,.05);
  box-shadow: inset 0 0 0 1px var(--bx-divider);
}
@media (max-width: 479px){
  .bx-prereq{ grid-template-columns: 1fr; }
  .bx-prereq__icon{ margin-top: 0; }
}

.bx-dl__grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(276px, 1fr));
  gap: clamp(14px, 1.8vw, 20px);
  align-items: stretch;
}
@media (min-width: 1100px){ .bx-dl__grid{ grid-template-columns: repeat(3, 1fr); } }

.bx-card{
  position: relative;
  display: flex; flex-direction: column; min-width: 0;
  padding: clamp(18px, 2.2vw, 24px);
  border-radius: var(--bx-r);
  background: var(--bx-card);
  box-shadow: var(--bx-card-shadow);
  transition: box-shadow .22s ease, transform .22s ease, background-color .22s ease;
}
.bx-card--current{
  background: linear-gradient(180deg, rgba(217,119,87,.10), rgba(217,119,87,0) 42%), var(--bx-card);
  box-shadow: 0 6px 28px rgba(0,0,0,.34), 0 0 0 1px rgba(217,119,87,.55);
  order: -1;
}
.bx-card__badge{
  position: absolute; top: 14px; right: 14px;
  font-size: 11.5px; letter-spacing: .04em; color: var(--bx-coral);
  padding: 3px 9px; border-radius: 999px;
  background: rgba(217,119,87,.12);
  box-shadow: inset 0 0 0 1px rgba(217,119,87,.4);
}
.bx-card__badge[hidden]{ display: none; }
.bx-card__icon{ width: 34px; height: 34px; margin-bottom: 14px; color: var(--bx-serif); }
.bx-card--current .bx-card__icon{ color: var(--bx-coral); }
.bx-card__title{ margin: 0; font-size: 18px; font-weight: 600; letter-spacing: .01em; }
.bx-card__sub{ margin: 6px 0 0; color: var(--bx-muted); font-size: 13px; }

.bx-specs{ margin: 16px 0 0; padding: 0; border-top: 1px solid var(--bx-divider); }
.bx-spec{
  display: grid; grid-template-columns: 5.2em 1fr; gap: 4px 12px;
  padding: 9px 0; border-bottom: 1px solid var(--bx-divider);
}
.bx-spec dt{ color: var(--bx-muted); font-size: 12.5px; }
.bx-spec dd{
  margin: 0; min-width: 0; font-size: 13.5px; color: var(--bx-text);
  overflow-wrap: anywhere; font-variant-numeric: tabular-nums;
}
.bx-spec__sub{ display: block; color: var(--bx-muted); font-size: 12px; font-variant-numeric: tabular-nums; }
@media (max-width: 399px){ .bx-spec{ grid-template-columns: 1fr; gap: 2px; } }

.bx-notes{ margin: 14px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.bx-notes li{ position: relative; padding-left: 16px; color: var(--bx-serif); font-size: 13px; line-height: 1.55; }
.bx-notes li::before{
  content: ""; position: absolute; left: 2px; top: 8px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--bx-muted);
}
.bx-notes li.is-warn::before{ background: var(--bx-coral); }
.bx-notes b{ color: var(--bx-text); font-weight: 600; }

.bx-card__foot{ margin-top: auto; padding-top: 18px; }
.bx-btn{
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; min-height: 46px; padding: 11px 18px;
  border: 0; border-radius: 12px;
  font: inherit; font-size: 14.5px; font-weight: 600; letter-spacing: .01em;
  text-decoration: none; cursor: pointer;
  color: var(--bx-text);
  background: var(--bx-hover-strong);
  box-shadow: inset 0 0 0 1px var(--bx-divider);
  transition: background-color .18s ease, box-shadow .18s ease, transform .12s ease;
  -webkit-tap-highlight-color: transparent;
}
.bx-btn:active{ transform: scale(.985); }
.bx-btn--primary{ color: #1b1210; background: var(--bx-coral); box-shadow: 0 2px 14px rgba(217,119,87,.28); }
@media (hover: hover){
  .bx-btn:hover{ background: rgba(255,255,255,.14); }
  .bx-btn--primary:hover{ background: #e08461; box-shadow: 0 4px 18px rgba(217,119,87,.36); }
}
.bx-btn__arrow{ font-size: 13px; opacity: .8; }

.bx-hint{ margin: 10px 0 0; min-height: 18px; font-size: 12.5px; line-height: 1.45; color: var(--bx-cold); }
.bx-hint:empty{ margin-top: 0; min-height: 0; }

.bx-hash{
  margin-top: 12px; border-radius: var(--bx-r-sm);
  background: rgba(0,0,0,.22);
  box-shadow: inset 0 0 0 1px var(--bx-divider);
}
.bx-hash > summary{
  display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; cursor: pointer; list-style: none;
  font-size: 12.5px; color: var(--bx-serif); border-radius: var(--bx-r-sm);
}
.bx-hash > summary::-webkit-details-marker{ display: none; }
.bx-hash--static{ margin: 12px 0 0; padding: 10px 12px; font-size: 12.5px; line-height: 1.5; color: var(--bx-muted); }
.bx-chev{
  width: 9px; height: 9px; margin-left: auto;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg); transition: transform .2s ease; opacity: .7; flex: none;
}
.bx-hash[open] > summary .bx-chev{ transform: rotate(225deg); }
.bx-hash__body{ padding: 0 12px 12px; }
.bx-code{
  display: block; padding: 9px 10px; border-radius: 8px;
  background: rgba(0,0,0,.35);
  box-shadow: inset 0 0 0 1px var(--bx-divider);
  font-family: var(--bx-mono); font-size: 11.5px; line-height: 1.6;
  color: var(--bx-serif); overflow-wrap: anywhere; word-break: break-all; user-select: all;
}
.bx-code--cmd{ color: var(--bx-cold); user-select: all; }
.bx-hash__label{ margin: 10px 0 5px; font-size: 11.5px; letter-spacing: .04em; color: var(--bx-muted); }
.bx-hash__acts{ margin-top: 9px; display: flex; flex-wrap: wrap; gap: 8px; }
.bx-mini{
  font: inherit; font-size: 12px; padding: 6px 11px;
  border: 0; border-radius: 8px; cursor: pointer;
  color: var(--bx-text); background: var(--bx-hover);
  box-shadow: inset 0 0 0 1px var(--bx-divider);
  transition: background-color .18s ease;
  -webkit-tap-highlight-color: transparent;
}
@media (hover: hover){ .bx-mini:hover{ background: var(--bx-hover-strong); } }
.bx-hash__tip{ margin: 9px 0 0; font-size: 11.5px; color: var(--bx-muted); }

.bx-dl__src{ margin: clamp(18px, 2.4vw, 26px) 0 0; font-size: 12px; color: var(--bx-muted); font-variant-numeric: tabular-nums; }

.bx-faq{ padding-top: 0; }
.bx-faq__grid{
  margin-top: clamp(20px, 2.6vw, 30px);
  display: grid; grid-template-columns: 1fr;
  gap: 10px clamp(14px, 1.8vw, 20px); align-items: start;
}
@media (min-width: 900px){ .bx-faq__grid{ grid-template-columns: 1fr 1fr; } }
.bx-faq__col{ display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.bx-q{
  border-radius: var(--bx-r-sm);
  background: var(--bx-card-soft);
  box-shadow: inset 0 0 0 1px var(--bx-divider);
  transition: box-shadow .2s ease, background-color .2s ease;
}
.bx-q[open]{ background: var(--bx-card); box-shadow: inset 0 0 0 1px rgba(226,225,218,.16); }
.bx-q > summary{
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px; cursor: pointer; list-style: none;
  font-size: 14.5px; font-weight: 600; line-height: 1.5;
  color: var(--bx-text); border-radius: var(--bx-r-sm);
  -webkit-tap-highlight-color: transparent;
}
.bx-q > summary::-webkit-details-marker{ display: none; }
.bx-q > summary .bx-chev{ margin-top: 5px; color: var(--bx-muted); }
.bx-q[open] > summary .bx-chev{ transform: rotate(225deg); }
@media (hover: hover){ .bx-q > summary:hover{ color: #fff; } }
.bx-q__a{
  padding: 0 16px 15px; margin: 0;
  color: var(--bx-serif); font-size: 13.5px; line-height: 1.7; overflow-wrap: anywhere;
}
.bx-q__a code{
  font-family: var(--bx-mono); font-size: 12px; padding: 1px 5px; border-radius: 5px;
  background: rgba(0,0,0,.3); color: var(--bx-cold); overflow-wrap: anywhere;
}
.bx-q__a b{ color: var(--bx-text); font-weight: 600; }

/* ========== 11. 页脚 ======================================================= */
.foot{
  background: var(--s-void);
  border-top: 1px solid var(--s-line);
  padding: clamp(36px, 5vw, 60px) var(--s-gut);
  padding-bottom: calc(clamp(36px, 5vw, 60px) + env(safe-area-inset-bottom, 0px));
}
.foot__in{ max-width: var(--s-max); margin: 0 auto; }
.foot__top{
  display: grid; grid-template-columns: 1fr; gap: clamp(20px, 3vw, 40px);
  padding-bottom: clamp(22px, 3vw, 32px);
  border-bottom: 1px solid var(--s-line);
}
@media (min-width: 717px){ .foot__top{ grid-template-columns: minmax(0,1.2fr) minmax(0,1fr); align-items: start; } }
.foot__brand{ display: inline-flex; align-items: center; gap: 10px; color: var(--s-ink); --logo-spark: var(--s-cool); }
.foot__brand svg{ width: 34px; height: 25px; color: var(--s-coral); flex: none; }
.foot__brand b{ font-size: 17px; font-weight: 500; letter-spacing: .02em; }
.foot__dom{ margin: 10px 0 0; font-size: 13px; color: var(--s-ink-3); font-family: var(--s-mono); }
.foot__nav{ display: flex; flex-wrap: wrap; gap: 8px 22px; }
.foot__nav a{ font-size: 13.5px; color: var(--s-ink-2); text-decoration: none; }
@media (hover: hover){ .foot__nav a:hover{ color: var(--s-ink); text-decoration: underline; text-underline-offset: 3px; } }
/* 触屏热区：手指没有像素级精度。粗指针设备上给几处偏小的可点元素补足高度，
   用 padding/min-height 撑（不改字号，版面不变）。鼠标设备维持紧凑排布。 */
@media (pointer: coarse), (max-width: 720px){
  .brand{ min-height: 44px; }
  .foot__nav{ gap: 2px 18px; }
  .foot__nav a{ display: inline-flex; align-items: center; min-height: 40px; padding-inline: 2px; }
  .bx-mini{ min-height: 40px; padding-block: 9px; }
  .nav__links a{ min-height: 40px; display: inline-flex; align-items: center; }
}

.foot__legal{ margin: clamp(20px, 2.6vw, 28px) 0 0; }
.foot__legal p{ margin: 0; font-size: 12.5px; line-height: 1.8; color: var(--s-ink-3); max-width: 90ch; }
.foot__legal p + p{ margin-top: 8px; }
.foot__ver{
  margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px;
}
.foot__ver span{
  font: 400 11.5px/1.5 var(--s-mono);
  color: var(--s-ink-3);
  padding: 4px 10px; border-radius: 999px;
  background: var(--s-hover);
  box-shadow: inset 0 0 0 1px var(--s-line);
  font-variant-numeric: tabular-nums;
}

/* ========== 12. 入场动效（渐进增强） ======================================= */
/* 铁律：HTML 默认可见。只有 JS 成功给 <html> 挂上 data-rv 之后才隐藏，
   再由 IntersectionObserver 逐个显形；JS 缺席 / IO 不可用 / 从不滚动
   （site.js 的 no-scroll 兜底）时，下面这条规则根本不生效，整页照常可读。 */
/* 刻意不写 will-change：45 个元素同时提层在手机上得不偿失，
   transform+opacity 本来就走合成器。 */
html[data-rv] .rv{
  opacity: 0;
  transform: translateY(16px);
}
html[data-rv] .rv.is-in{
  opacity: 1;
  transform: none;
  transition: opacity .6s var(--ea-out) var(--d, 0ms), transform .6s var(--ea-out) var(--d, 0ms);
}

/* ========== 13. 降级 ======================================================= */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    animation-delay: 0s !important;
    scroll-behavior: auto !important;
  }
  html[data-rv] .rv{ opacity: 1; transform: none; }
  .hero-scroll{ display: none; }
}

/* ========== 14. 打印 ======================================================= */
@media print{
  .nav, .hero-scroll, .bx-hero__canvas, .bx-hero__veil, .stagebar{ display: none !important; }
  html, body{ background: #fff; color: #111; }
  html[data-rv] .rv{ opacity: 1 !important; transform: none !important; }
}