/* ====================================================
   使用教程 · 沉浸式全屏页面
   设计灵感：南孚电池海外官网 — 暗色大气风格
   ==================================================== */

/* ---- 全屏遮罩 ---- */
.tutorial-overlay{
  position:fixed;inset:0;z-index:9999;
  background:#050807;
  overflow-y:auto;overflow-x:hidden;
  opacity:0;pointer-events:none;
  transition:opacity .5s ease;
}
.tutorial-overlay.open{opacity:1;pointer-events:auto}
.tutorial-overlay::-webkit-scrollbar{width:6px}
.tutorial-overlay::-webkit-scrollbar-track{background:#050807}
.tutorial-overlay::-webkit-scrollbar-thumb{background:rgba(201,169,97,.3);border-radius:3px}

/* ---- 关闭/跳过按钮栏 ---- */
.tut-topbar{
  position:fixed;top:24px;right:32px;z-index:10000;
  display:flex;align-items:center;gap:12px;
}
.tut-close{
  width:46px;height:46px;border-radius:50%;
  background:rgba(255,255,255,.08);backdrop-filter:blur(10px);
  border:1px solid rgba(201,169,97,.25);
  color:rgba(255,255,255,.7);font-size:18px;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:.3s;
}
.tut-close:hover{background:rgba(201,169,97,.2);color:#fff;transform:rotate(90deg)}
.tut-skip{
  display:flex;align-items:center;gap:8px;
  padding:10px 22px;border-radius:30px;
  background:transparent;border:1px solid rgba(255,255,255,.15);
  color:rgba(255,255,255,.5);font-size:13px;font-weight:600;
  cursor:pointer;transition:.3s;font-family:var(--sans);
  letter-spacing:.5px;
}
.tut-skip:hover{
  background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3);
  color:rgba(255,255,255,.85);
}

/* ---- 通用区块 ---- */
.tut-section{
  min-height:100vh;display:flex;flex-direction:column;
  justify-content:center;align-items:center;
  position:relative;padding:80px 8vw;
}
.tut-reveal{opacity:0;transform:translateY(40px);transition:opacity .8s ease,transform .8s ease}
.tut-reveal.in{opacity:1;transform:none}

/* ====================================================
   Section 1: Hero 首屏
   ==================================================== */
.tut-hero{
  background:radial-gradient(ellipse at 50% 30%,#0A2A20 0%,#050807 70%);
  overflow:hidden;text-align:center;
}
/* 背景光环动画 */
.tut-hero::before{
  content:'';position:absolute;top:50%;left:50%;
  width:800px;height:800px;
  transform:translate(-50%,-50%);
  border:1px solid rgba(201,169,97,.08);
  border-radius:50%;
  animation:tutRingPulse 6s ease-in-out infinite;
}
.tut-hero::after{
  content:'';position:absolute;top:50%;left:50%;
  width:500px;height:500px;
  transform:translate(-50%,-50%);
  border:1px solid rgba(201,169,97,.12);
  border-radius:50%;
  animation:tutRingPulse 6s ease-in-out infinite 1.5s;
}
@keyframes tutRingPulse{
  0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.5}
  50%{transform:translate(-50%,-50%) scale(1.15);opacity:.15}
}
/* 粒子背景 */
.tut-particles{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.tut-particle{
  position:absolute;width:3px;height:3px;
  background:rgba(201,169,97,.4);border-radius:50%;
  animation:tutFloat linear infinite;
}
@keyframes tutFloat{
  from{transform:translateY(100vh) scale(0);opacity:0}
  10%{opacity:1;transform:scale(1)}
  90%{opacity:1}
  to{transform:translateY(-10vh) scale(0);opacity:0}
}

.tut-hero-label{
  font-size:12px;letter-spacing:6px;text-transform:uppercase;
  color:var(--gold);font-weight:600;
  margin-bottom:24px;position:relative;z-index:2;
  opacity:0;animation:tutFadeUp .8s ease .3s forwards;
}
.tut-hero-label::before,.tut-hero-label::after{
  content:'';display:inline-block;width:40px;height:1px;
  background:var(--gold);vertical-align:middle;margin:0 16px;
}
.tut-hero h1{
  font-family:var(--serif);font-size:clamp(48px,8vw,96px);
  font-weight:900;line-height:1.1;
  background:linear-gradient(135deg,#E0C887 0%,#C9A961 40%,#fff 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
  margin-bottom:20px;position:relative;z-index:2;
  opacity:0;animation:tutFadeUp 1s ease .5s forwards;
}
.tut-hero-sub{
  font-size:clamp(16px,2vw,22px);color:rgba(255,255,255,.5);
  font-weight:300;letter-spacing:2px;
  position:relative;z-index:2;
  opacity:0;animation:tutFadeUp 1s ease .8s forwards;
}
.tut-hero-sub strong{color:var(--gold-l);font-weight:600}
.tut-hero-badge{
  margin-top:40px;display:inline-flex;align-items:center;gap:10px;
  padding:10px 24px;border-radius:30px;
  background:rgba(201,169,97,.1);border:1px solid rgba(201,169,97,.25);
  color:var(--gold-l);font-size:13px;font-weight:500;letter-spacing:1px;
  position:relative;z-index:2;
  opacity:0;animation:tutFadeUp 1s ease 1.1s forwards;
}
.tut-hero-badge i{font-size:14px}
/* 滚动提示 */
.tut-scroll-hint{
  position:absolute;bottom:40px;left:50%;transform:translateX(-50%);
  color:rgba(255,255,255,.3);font-size:12px;letter-spacing:2px;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  z-index:2;animation:tutBounce 2s ease-in-out infinite;
}
.tut-scroll-hint i{font-size:20px}
@keyframes tutBounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(10px)}}
@keyframes tutFadeUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}

/* ====================================================
   Section 2: 核心优势 3 Reasons
   ==================================================== */
.tut-reasons{background:linear-gradient(180deg,#050807 0%,#0A1410 100%)}
.tut-sec-label{
  font-size:12px;letter-spacing:4px;text-transform:uppercase;
  color:var(--gold);font-weight:600;margin-bottom:12px;
}
.tut-sec-title{
  font-family:var(--serif);font-size:clamp(32px,5vw,52px);
  font-weight:700;color:#fff;margin-bottom:60px;text-align:center;
}
.tut-sec-title em{color:var(--gold);font-style:normal}
.tut-reasons-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:32px;max-width:1200px;width:100%;
}
.tut-reason-card{
  background:rgba(255,255,255,.03);
  border:1px solid rgba(201,169,97,.1);
  border-radius:20px;padding:48px 36px;
  text-align:center;transition:.4s;position:relative;overflow:hidden;
}
.tut-reason-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,transparent,var(--gold),transparent);
  transform:scaleX(0);transition:.4s;
}
.tut-reason-card:hover{
  background:rgba(201,169,97,.05);
  border-color:rgba(201,169,97,.3);
  transform:translateY(-8px);
  box-shadow:0 20px 60px rgba(0,0,0,.4);
}
.tut-reason-card:hover::before{transform:scaleX(1)}
.tut-reason-icon{
  width:72px;height:72px;margin:0 auto 24px;
  border-radius:18px;display:flex;align-items:center;justify-content:center;
  font-size:30px;color:#fff;
}
.tut-reason-card:nth-child(1) .tut-reason-icon{background:linear-gradient(135deg,#0F3D2E,#1B5E47)}
.tut-reason-card:nth-child(2) .tut-reason-icon{background:linear-gradient(135deg,#A88840,#C9A961)}
.tut-reason-card:nth-child(3) .tut-reason-icon{background:linear-gradient(135deg,#4A5CE0,#7C4DFF)}
.tut-reason-card h3{
  font-family:var(--serif);font-size:22px;font-weight:700;
  color:#fff;margin-bottom:14px;
}
.tut-reason-card p{
  font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.5);
}

/* ====================================================
   Section 3: 数据亮点 Big Numbers
   ==================================================== */
.tut-stats{
  background:radial-gradient(ellipse at center,#0A2A20 0%,#050807 80%);
}
.tut-stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:40px;max-width:1100px;width:100%;
}
.tut-stat-item{text-align:center;position:relative}
.tut-stat-item:not(:last-child)::after{
  content:'';position:absolute;right:-20px;top:20%;height:60%;
  width:1px;background:linear-gradient(180deg,transparent,rgba(201,169,97,.2),transparent);
}
.tut-stat-num{
  font-family:var(--serif);font-size:clamp(48px,7vw,80px);
  font-weight:900;line-height:1;
  background:linear-gradient(135deg,#E0C887,#C9A961);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.tut-stat-num.inf{font-size:clamp(60px,9vw,100px)}
.tut-stat-label{
  font-size:14px;color:rgba(255,255,255,.5);
  margin-top:12px;letter-spacing:1px;
}

/* ====================================================
   Section 4: 功能矩阵 Product Showcase
   ==================================================== */
.tut-modules{background:linear-gradient(180deg,#050807 0%,#0A1410 50%,#050807 100%)}
.tut-modules-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:24px;max-width:1200px;width:100%;
}
.tut-module-card{
  background:rgba(255,255,255,.025);
  border:1px solid rgba(255,255,255,.06);
  border-radius:16px;padding:36px;
  display:flex;gap:24px;transition:.35s;cursor:pointer;
  position:relative;overflow:hidden;
}
.tut-module-card::after{
  content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:.4s;
}
.tut-module-card:hover{
  background:rgba(255,255,255,.04);
  border-color:rgba(201,169,97,.2);
  transform:translateY(-4px);
}
.tut-module-card:hover::after{transform:scaleX(1)}
.tut-module-num{
  font-family:var(--serif);font-size:42px;font-weight:900;
  color:rgba(201,169,97,.2);line-height:1;flex-shrink:0;
  transition:.3s;
}
.tut-module-card:hover .tut-module-num{color:rgba(201,169,97,.5)}
.tut-module-body{flex:1;min-width:0}
.tut-module-body h3{
  font-family:var(--serif);font-size:20px;font-weight:700;
  color:#fff;margin-bottom:8px;display:flex;align-items:center;gap:10px;
}
.tut-module-body h3 i{font-size:18px;color:var(--gold)}
.tut-module-body p{
  font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.45);
}
.tut-module-tag{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 10px;border-radius:6px;font-size:11px;font-weight:600;
  margin-top:10px;
}
.tut-module-card[data-accent="green"]{--accent:linear-gradient(90deg,#0F3D2E,#1B5E47)}
.tut-module-card[data-accent="green"] .tut-module-tag{background:rgba(15,61,46,.2);color:#4CAF80;border:1px solid rgba(15,61,46,.3)}
.tut-module-card[data-accent="gold"]{--accent:linear-gradient(90deg,#A88840,#C9A961)}
.tut-module-card[data-accent="gold"] .tut-module-tag{background:rgba(201,169,97,.1);color:#E0C887;border:1px solid rgba(201,169,97,.2)}
.tut-module-card[data-accent="blue"]{--accent:linear-gradient(90deg,#4A5CE0,#7C4DFF)}
.tut-module-card[data-accent="blue"] .tut-module-tag{background:rgba(74,92,224,.1);color:#8EA0FF;border:1px solid rgba(74,92,224,.2)}
.tut-module-card[data-accent="purple"]{--accent:linear-gradient(90deg,#7C4DFF,#E94560)}
.tut-module-card[data-accent="purple"] .tut-module-tag{background:rgba(124,77,255,.1);color:#B488FF;border:1px solid rgba(124,77,255,.2)}
.tut-module-card[data-accent="cyan"]{--accent:linear-gradient(90deg,#00ACC1,#26C6DA)}
.tut-module-card[data-accent="cyan"] .tut-module-tag{background:rgba(0,172,193,.1);color:#4DD0E1;border:1px solid rgba(0,172,193,.2)}
.tut-module-card[data-accent="red"]{--accent:linear-gradient(90deg,#E94560,#F5A623)}
.tut-module-card[data-accent="red"] .tut-module-tag{background:rgba(233,69,96,.1);color:#FF7B91;border:1px solid rgba(233,69,96,.2)}

/* ====================================================
   Section 5: 使用流程 Timeline
   ==================================================== */
.tut-timeline{background:#050807}
.tut-timeline-track{
  max-width:900px;width:100%;position:relative;
}
.tut-timeline-track::before{
  content:'';position:absolute;left:30px;top:0;bottom:0;
  width:2px;background:linear-gradient(180deg,var(--gold),rgba(201,169,97,.1));
}
.tut-tl-item{
  display:flex;gap:30px;padding-bottom:50px;
  position:relative;
}
.tut-tl-item:last-child{padding-bottom:0}
.tut-tl-dot{
  width:60px;height:60px;border-radius:50%;
  background:linear-gradient(135deg,#0A2A20,#0F3D2E);
  border:2px solid var(--gold);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:22px;font-weight:900;
  color:var(--gold-l);flex-shrink:0;z-index:2;position:relative;
  box-shadow:0 0 0 6px rgba(201,169,97,.08);
  transition:.3s;
}
.tut-tl-item:hover .tut-tl-dot{
  box-shadow:0 0 0 10px rgba(201,169,97,.12),0 0 30px rgba(201,169,97,.2);
}
.tut-tl-body{flex:1;padding-top:8px}
.tut-tl-body h3{
  font-family:var(--serif);font-size:20px;font-weight:700;
  color:#fff;margin-bottom:8px;
}
.tut-tl-body p{
  font-size:14px;line-height:1.8;color:rgba(255,255,255,.45);
}
.tut-tl-tag{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 12px;border-radius:6px;font-size:11px;font-weight:600;
  margin-top:10px;background:rgba(201,169,97,.1);
  color:var(--gold-l);border:1px solid rgba(201,169,97,.2);
}

/* ====================================================
   Section 6: 核心技术 Tech Specs
   ==================================================== */
.tut-tech{background:radial-gradient(ellipse at 30% 50%,#0A2A20 0%,#050807 70%)}
.tut-tech-ring{
  position:absolute;right:-100px;top:50%;transform:translateY(-50%);
  width:600px;height:600px;border-radius:50%;
  border:1px solid rgba(201,169,97,.06);
  pointer-events:none;
}
.tut-tech-ring::before,.tut-tech-ring::after{
  content:'';position:absolute;border-radius:50%;
  border:1px solid rgba(201,169,97,.05);
}
.tut-tech-ring::before{inset:60px}
.tut-tech-ring::after{inset:120px;border-color:rgba(201,169,97,.08)}
.tut-tech-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:24px;max-width:1000px;width:100%;position:relative;z-index:2;
}
.tut-tech-card{
  background:rgba(255,255,255,.02);
  border:1px solid rgba(255,255,255,.06);
  border-radius:16px;padding:32px;
  transition:.35s;
}
.tut-tech-card:hover{
  background:rgba(201,169,97,.04);
  border-color:rgba(201,169,97,.15);
}
.tut-tech-head{
  display:flex;align-items:center;gap:14px;margin-bottom:16px;
}
.tut-tech-icon{
  width:48px;height:48px;border-radius:12px;
  background:linear-gradient(135deg,rgba(201,169,97,.15),rgba(201,169,97,.05));
  border:1px solid rgba(201,169,97,.15);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;color:var(--gold-l);
}
.tut-tech-card h3{
  font-family:var(--serif);font-size:18px;font-weight:700;color:#fff;
}
.tut-tech-card p{
  font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.45);
}
.tut-tech-spec{
  display:flex;align-items:center;gap:8px;margin-top:14px;
  font-size:12px;color:var(--gold-l);
}
.tut-tech-spec i{font-size:10px}

/* ====================================================
   Section 7: CTA 结尾
   ==================================================== */
.tut-cta{
  background:radial-gradient(ellipse at center,#0A2A20 0%,#050807 80%);
  text-align:center;
}
.tut-cta h2{
  font-family:var(--serif);font-size:clamp(36px,6vw,64px);
  font-weight:900;line-height:1.2;
  background:linear-gradient(135deg,#E0C887,#C9A961,#fff);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
  margin-bottom:20px;
}
.tut-cta p{
  font-size:16px;color:rgba(255,255,255,.4);
  margin-bottom:48px;letter-spacing:1px;
}
.tut-cta-btn{
  display:inline-flex;align-items:center;gap:12px;
  padding:18px 48px;border-radius:50px;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  color:#0A2A20;font-size:16px;font-weight:700;
  border:none;cursor:pointer;transition:.3s;
  box-shadow:0 8px 32px rgba(201,169,97,.3);
  font-family:var(--sans);letter-spacing:1px;
}
.tut-cta-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 40px rgba(201,169,97,.5);
}
.tut-cta-btn i{font-size:18px}
.tut-cta-foot{
  margin-top:60px;font-size:12px;
  color:rgba(255,255,255,.2);letter-spacing:2px;
}
.tut-cta-foot strong{color:var(--gold-l);font-weight:600}

/* ---- 响应式 ---- */
@media(max-width:900px){
  .tut-reasons-grid{grid-template-columns:1fr;gap:20px}
  .tut-stats-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .tut-stat-item:not(:last-child)::after{display:none}
  .tut-modules-grid{grid-template-columns:1fr}
  .tut-tech-grid{grid-template-columns:1fr}
  .tut-section{padding:60px 5vw}
}
@media(max-width:600px){
  .tut-module-card{flex-direction:column;gap:12px}
  .tut-tl-item{gap:16px}
  .tut-tl-dot{width:44px;height:44px;font-size:16px}
  .tut-timeline-track::before{left:22px}
}

/* ====================================================
   使用教程 · 详细引导页（view-tutorial 内嵌）
   暗色主题，与主应用一致
   ==================================================== */

#view-tutorial{
  background:#0A0F0D!important;
  min-height:100%;
}
.guide-body{
  padding:28px 36px 60px;
  max-width:980px;
}

/* ---- 引导卡片 ---- */
.guide-card{
  background:rgba(255,255,255,.03);
  border:1px solid rgba(201,169,97,.1);
  border-radius:16px;
  margin-bottom:24px;
  overflow:hidden;
}
.guide-card-head{
  display:flex;align-items:center;gap:14px;
  padding:20px 28px;
  border-left:4px solid var(--gold);
  background:rgba(0,0,0,.15);
}
.guide-step-num{
  font-size:11px;font-weight:800;letter-spacing:1.5px;
  color:#fff;padding:5px 12px;border-radius:6px;
}
.guide-card-head h3{
  font-family:var(--serif);font-size:19px;
  font-weight:700;color:#fff;margin:0;
}
.guide-card-body{padding:24px 28px;}

/* ---- 快速概览 Hero ---- */
.guide-hero{
  background:linear-gradient(135deg,rgba(201,169,97,.08),rgba(201,169,97,.02));
  text-align:center;
}
.guide-hero-badge{
  font-size:13px;font-weight:700;color:var(--gold-l);
  letter-spacing:3px;margin-bottom:22px;
}
.guide-steps-mini{
  display:flex;align-items:center;justify-content:center;gap:20px;
  flex-wrap:wrap;padding:10px 0 6px;
}
.gsm-item{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(201,169,97,.12);
  border-radius:12px;padding:14px 20px;
}
.gsm-num{
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  color:#0A2A20;font-size:15px;font-weight:900;
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.gsm-text{font-size:13.5px;color:rgba(255,255,255,.7);line-height:1.4;text-align:left}
.gsm-text small{color:var(--muted);font-size:11px}
.gsm-arrow{color:rgba(201,169,97,.4);font-size:14px}

/* ---- 内容块 ---- */
.guide-block{margin-bottom:24px}
.guide-block:last-child{margin-bottom:0}
.guide-block h4{
  font-family:var(--serif);font-size:16px;font-weight:700;
  color:#E0C887;margin-bottom:10px;display:flex;align-items:center;gap:8px;
}
.guide-block p{
  font-size:14px;line-height:1.8;color:rgba(255,255,255,.55);
  margin-bottom:8px;
}
.guide-block strong{color:rgba(255,255,255,.85)}
.guide-block code{
  background:rgba(201,169,97,.12);
  color:var(--gold-l);padding:2px 8px;border-radius:5px;
  font-size:13px;font-weight:600;
}

/* 提示/警告/成功 */
.guide-tip{
  display:flex;align-items:flex-start;gap:8px;
  padding:12px 16px;background:rgba(76,175,80,.06);
  border:1px solid rgba(76,175,80,.18);border-radius:10px;
  font-size:13px;color:rgba(76,175,80,.85);line-height:1.6;
  margin-top:10px;
}
.guide-warn{
  display:flex;align-items:flex-start;gap:8px;
  padding:12px 16px;background:rgba(245,158,11,.06);
  border:1px solid rgba(245,158,11,.2);border-radius:10px;
  font-size:13px;color:rgba(245,158,11,.85);line-height:1.6;
  margin-top:10px;
}
.guide-success{
  display:flex;align-items:center;gap:8px;
  padding:10px 16px;background:rgba(76,175,80,.08);
  border:1px solid rgba(76,175,80,.2);border-radius:8px;
  font-size:13px;color:#4CAF80;font-weight:600;
  margin-top:10px;
}
.warn{color:#F59E0B;font-weight:700}

/* ---- 图文步骤列表 ---- */
.guide-steps-list{display:flex;flex-direction:column;gap:14px;margin-top:8px}
.gsl-item{
  display:flex;gap:16px;padding:16px 18px;
  background:rgba(255,255,255,.02);
  border:1px solid rgba(255,255,255,.05);
  border-radius:12px;transition:.2s;
}
.gsl-item:hover{border-color:rgba(201,169,97,.2);background:rgba(201,169,97,.03)}
.gsl-num{
  width:32px;height:32px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  color:#0A2A20;font-size:14px;font-weight:900;
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;margin-top:2px;
}
.gsl-content{flex:1;min-width:0}
.gsl-content strong{display:block;font-size:14.5px;color:#E0C887;margin-bottom:4px}
.gsl-content p{font-size:13.5px;color:rgba(255,255,255,.5);margin:0}
.gsl-highlight{
  margin-top:10px;padding:10px 14px;
  background:rgba(0,0,0,.25);border-radius:8px;
  border-left:3px solid var(--gold);
}
.gsl-highlight code{background:none;color:var(--gold-l);padding:0;font-size:12.5px;word-break:break-all}
.gsl-highlight small{display:block;color:var(--muted);margin-top:4px;font-size:11px}

/* ---- 列表 ---- */
.guide-ul,.guide-ol{padding-left:20px;margin:8px 0}
.guide-ul li,.guide-ol li{font-size:13.5px;color:rgba(255,255,255,.55);line-height:1.7;margin-bottom:4px}
.guide-ul-sm{list-style:none;padding:0;margin:6px 0 0;display:flex;flex-direction:column;gap:4px}
.guide-ul-sm li{font-size:12.5px;color:rgba(255,255,255,.5);padding:3px 0 3px 14px;border-left:2px solid rgba(201,169,97,.2)}

/* ---- 表格 ---- */
.guide-table{
  width:100%;border-collapse:collapse;margin-top:10px;
  font-size:13px;background:rgba(0,0,0,.15);border-radius:10px;overflow:hidden;
}
.guide-table th{
  background:rgba(201,169,97,.1);color:var(--gold-l);
  padding:10px 14px;text-align:left;font-weight:700;font-size:12px;
}
.guide-table td{
  padding:10px 14px;color:rgba(255,255,255,.55);
  border-top:1px solid rgba(255,255,255,.04);
}
.guide-table td.must{color:#4CAF80;font-weight:700}
.guide-table code{background:rgba(201,169,97,.1);color:var(--gold-l);padding:2px 6px;border-radius:4px;font-size:12px}

/* ---- 功能模块卡片 ---- */
.guide-module{
  display:flex;gap:18px;padding:20px;
  background:rgba(255,255,255,.02);
  border:1px solid rgba(255,255,255,.05);
  border-radius:12px;margin-bottom:14px;
  transition:.2s;
}
.guide-module:hover{
  border-color:rgba(201,169,97,.2);background:rgba(201,169,97,.03);
}
.guide-mod-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;color:#fff;flex-shrink:0;
}
.guide-mod-info{flex:1;min-width:0}
.guide-mod-info h4{
  font-size:17px;font-weight:700;color:#fff;margin:0 0 6px;
}
.guide-mod-desc{
  font-size:13px;color:rgba(255,255,255,.45);margin-bottom:10px;line-height:1.5
}
.guide-mod-fields{
  display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;
}
.guide-mod-fields span{
  font-size:12px;color:rgba(255,255,255,.5);
  background:rgba(255,255,255,.04);
  padding:4px 10px;border-radius:6px;
  border:1px solid rgba(255,255,255,.06);
}
.guide-mod-fields em{color:var(--gold-d);font-style:normal;font-weight:600}
.guide-mod-result{
  font-size:13px;color:rgba(255,255,255,.5);
  padding:10px 14px;background:rgba(201,169,97,.04);
  border-radius:8px;border-left:3px solid var(--gold);
  margin-bottom:10px;
}
.guide-goto-btn{cursor:pointer}

/* ---- FAQ 手风琴 ---- */
.faq-list{display:flex;flex-direction:column;gap:8px}
.faq-item{
  background:rgba(255,255,255,.02);
  border:1px solid rgba(255,255,255,.06);
  border-radius:10px;overflow:hidden;
  transition:.2s;
}
.faq-item[open]{border-color:rgba(201,169,97,.2);background:rgba(201,169,97,.03)}
.faq-item summary{
  padding:14px 18px;cursor:pointer;
  font-size:14px;font-weight:600;color:rgba(255,255,255,.8);
  list-style:none;display:flex;align-items:center;gap:10px;
  transition:.2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--gold-l)}
.faq-item summary i{color:var(--gold);font-size:14px;width:18px}
.faq-item p{
  padding:0 18px 16px;
  font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.5);
  margin:0;
}
.guide-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.gt-tag{
  padding:4px 12px;border-radius:20px;
  font-size:12px;font-weight:600;
  background:rgba(201,169,97,.1);
  color:var(--gold-l);border:1px solid rgba(201,169,97,.18)
}

@media(max-width:768px){
  .guide-body{padding:16px 16px 40px}
  .guide-module{flex-direction:column}
  .guide-steps-mini{flex-direction:column;align-items:stretch}
  .gsm-arrow{text-align:center;transform:rotate(90deg)}
  .guide-card-head h3{font-size:16px}
  .gsl-item{flex-direction:column;gap:8px}
}