/* ================= 主题变量 ================= */
:root{
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.04);
  --shadow:0 6px 20px rgba(15,23,42,.08);
  --shadow-lg:0 16px 40px rgba(15,23,42,.14);
  --text:#1e293b; --text-2:#64748b; --text-3:#94a3b8;
  --bg:#f4f6fb; --card:#fff; --line:#e8edf5;
  --ok:#16a34a; --bad:#dc2626; --warn:#f59e0b;
  --header-h:0px;
  --sidebar-w:172px;
}
[data-theme="blue"]{--p:#2563eb;--p-dark:#1d4ed8;--p-light:#eff6ff;--p-grad:linear-gradient(135deg,#3b82f6,#2563eb)}
[data-theme="orange"]{--p:#f97316;--p-dark:#ea580c;--p-light:#fff7ed;--p-grad:linear-gradient(135deg,#fb923c,#f97316)}
[data-theme="green"]{--p:#10b981;--p-dark:#059669;--p-light:#ecfdf5;--p-grad:linear-gradient(135deg,#34d399,#10b981)}
[data-theme="purple"]{--p:#8b5cf6;--p-dark:#7c3aed;--p-light:#f5f3ff;--p-grad:linear-gradient(135deg,#a78bfa,#8b5cf6)}
[data-theme="red"]{--p:#e11d48;--p-dark:#be123c;--p-light:#fff1f2;--p-grad:linear-gradient(135deg,#f43f5e,#e11d48)}

/* ================= 重置 ================= */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6;padding-left:var(--sidebar-w)}
a{color:inherit;text-decoration:none;cursor:pointer}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select{font-family:inherit;font-size:14px;outline:none}
ul,ol{list-style:none}
img{max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.grad-text{background:var(--p-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .grad-text{background:linear-gradient(135deg,#fff,rgba(255,255,255,.7));-webkit-background-clip:text;background-clip:text}
.hidden{display:none!important}
.auth-required{display:none}
.auth-required.show{display:block}

/* ================= 按钮 ================= */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:.2s;white-space:nowrap;border:1.5px solid transparent}
.btn:active{transform:scale(.96)}
.btn-primary{background:var(--p-grad);color:#fff;box-shadow:0 4px 14px rgba(37,99,235,.25)}
.btn-primary:hover{box-shadow:0 6px 20px rgba(37,99,235,.4);transform:translateY(-1px)}
.btn-outline{border-color:var(--p);color:var(--p);background:#fff}
.btn-outline:hover{background:var(--p-light)}
.btn-outline-light{border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.15)}
.btn-light{background:#fff;color:var(--p)}
.btn-light:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-ghost{color:var(--text-2);border-color:var(--line)}
.btn-ghost:hover{color:var(--p);border-color:var(--p);background:var(--p-light)}
.btn-danger-outline{color:var(--bad);border-color:#fecaca}
.btn-danger-outline:hover{background:#fef2f2}
.btn-sm{padding:6px 14px;font-size:13px}
.btn-lg{padding:12px 30px;font-size:16px}
.block{width:100%;margin-top:12px}

/* ================= 左侧导航栏 ================= */
.topbar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);background:#fff;border-right:1px solid var(--line);z-index:100;transition:box-shadow .25s}
.topbar.scrolled{box-shadow:var(--shadow)}
.topbar-inner{height:100%;display:flex;flex-direction:column;align-items:stretch;gap:10px;padding:18px 12px;overflow-y:auto;scrollbar-width:none}
.topbar-inner::-webkit-scrollbar{display:none}
.logo{display:flex;flex-direction:column;align-items:center;gap:8px;font-weight:800;font-size:17px;flex-shrink:0;padding:2px 0 8px}
.logo-mark{width:46px;height:46px;border-radius:50%;background:var(--p-grad);color:#fff;display:grid;place-items:center;font-size:21px;box-shadow:0 4px 10px rgba(37,99,235,.3)}
.logo-text em{font-style:normal;color:var(--p)}
.nav{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;font-weight:500;color:var(--text-2);white-space:nowrap;transition:.2s;border:1.5px solid transparent}
.nav-item svg{width:19px;height:19px;flex-shrink:0}
.nav-item:hover{color:var(--p);background:var(--p-light)}
.nav-item.active{color:var(--p);background:var(--p-light);border-color:var(--p);font-weight:700}
.topbar-right{display:flex;flex-direction:column;align-items:stretch;gap:10px;flex-shrink:0;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.icon-btn{width:36px;height:36px;border-radius:9px;display:grid;place-items:center;transition:.2s}
.icon-btn:hover{background:var(--p-light)}
.nav-toggle{display:none;font-size:20px}

/* 工种下拉 */
.trade-select{position:relative}
.trade-btn{display:flex;align-items:center;justify-content:space-between;gap:5px;width:100%;padding:8px 12px;border:1.5px solid var(--line);border-radius:9px;font-weight:600;font-size:13px;transition:.2s;background:#fff}
.trade-btn:hover{border-color:var(--p);color:var(--p)}
.caret{font-size:11px;color:var(--text-3);flex-shrink:0}
.trade-menu,.theme-menu{position:absolute;left:0;right:0;top:calc(100% + 6px);background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);padding:8px;min-width:0;opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s;z-index:200}
.trade-select.open .trade-menu,.theme-select.open .theme-menu{opacity:1;visibility:visible;transform:translateY(0)}
.trade-menu a{display:flex;justify-content:space-between;padding:9px 12px;border-radius:8px;font-size:13px;white-space:normal;line-height:1.4}
.trade-menu a:hover{background:var(--p-light);color:var(--p)}
.trade-menu a.active{color:var(--p);font-weight:700}

/* 主题色 */
.theme-select{position:relative;display:flex;justify-content:center}
.theme-dot{width:22px;height:22px;border-radius:50%;display:inline-block;cursor:pointer;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);transition:.2s}
.theme-dot:hover{transform:scale(1.15)}
.theme-dot-lg{width:20px;height:20px;background:var(--p);box-shadow:none;border:none}
.theme-dot[data-theme-pick="blue"]{background:#2563eb}
.theme-dot[data-theme-pick="orange"]{background:#f97316}
.theme-dot[data-theme-pick="green"]{background:#10b981}
.theme-dot[data-theme-pick="purple"]{background:#8b5cf6}
.theme-dot[data-theme-pick="red"]{background:#e11d48}
.theme-menu{display:grid;grid-template-columns:1fr auto;gap:10px 14px;align-items:center;padding:14px;top:auto;bottom:calc(100% + 8px);transform:translateY(6px)}
.theme-select.open .theme-menu{transform:translateY(0)}
.theme-name{font-size:13px;color:var(--text-2)}
.theme-menu .theme-dot{width:20px;height:20px}

/* ================= 通用 ================= */
.main{min-height:calc(100vh - var(--header-h));padding-bottom:40px}
.page{display:none;animation:fadeIn .3s ease}
.page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:22px;transition:box-shadow .25s,transform .25s}
.section-title{font-size:22px;margin:38px 0 18px;display:flex;align-items:center;gap:10px}
.section-title::before{content:"";width:5px;height:22px;border-radius:3px;background:var(--p-grad)}
.page-head{padding:34px 20px 22px}
.page-head h1{font-size:28px}
.page-head p{color:var(--text-2);margin-top:6px}
.grid-2,.grid-3,.grid-4,.grid-6,.grid-8{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-6{grid-template-columns:repeat(6,1fr)}
.grid-8{grid-template-columns:repeat(8,1fr)}

/* ================= 首页 公告/Hero ================= */
.notice-bar{background:var(--p-grad);color:#fff}
.notice-inner{display:flex;align-items:center;gap:12px;height:40px;overflow:hidden}
.notice-tag{background:rgba(255,255,255,.22);padding:2px 10px;border-radius:20px;font-size:12px;flex-shrink:0}
.notice-scroll{white-space:nowrap;overflow:hidden;flex:1}
.notice-scroll span{display:inline-block;animation:marquee 22s linear infinite}
@keyframes marquee{from{transform:translateX(100%)}to{transform:translateX(-100%)}}
.hero{background:var(--p-grad);color:#fff;padding:70px 0 90px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.08)}
.hero::before{content:"";position:absolute;left:-80px;bottom:-160px;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.07)}
.hero-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;position:relative;z-index:1}
.hero-title{font-size:42px;line-height:1.3;margin-bottom:18px}
.hero-sub{font-size:16px;opacity:.92;margin-bottom:30px;max-width:560px}
.hero-actions{display:flex;gap:14px}
.hero-right{display:grid;grid-template-columns:1fr 1fr;gap:16px;flex-shrink:0}
.float-card{background:rgba(255,255,255,.16);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.25);border-radius:16px;padding:22px 26px;display:flex;flex-direction:column;gap:4px;transition:.25s}
.float-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.24)}
.float-card b{font-size:26px}
.float-card span{font-size:13px;opacity:.9}
.fc-2,.fc-3{transform:none}

.stat-strip{display:flex;justify-content:space-around;margin-top:-44px;position:relative;z-index:2;padding:28px 20px}
.stat-item{text-align:center}
.stat-item b{display:block;font-size:28px}
.stat-item span{color:var(--text-2);font-size:13px}

/* 功能卡片 */
.func-card{padding:26px 20px;text-align:center;cursor:pointer}
.func-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.func-ico{width:52px;height:52px;margin:0 auto 12px;border-radius:14px;background:var(--p-light);color:var(--p);display:grid;place-items:center;font-size:24px;font-weight:800}
.func-card h4{font-size:15px;margin-bottom:6px}
.func-card p{font-size:12px;color:var(--text-2)}

/* 工种卡片 */
.trade-card{position:relative;padding:26px 22px;cursor:pointer;overflow:hidden;border:2px solid transparent}
.trade-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.trade-card.active{border-color:var(--p)}
.trade-card.active::after{content:"当前工种";position:absolute;top:12px;right:-30px;background:var(--p-grad);color:#fff;font-size:11px;padding:2px 36px;transform:rotate(45deg)}
.trade-card h4{font-size:17px;margin-bottom:8px}
.trade-card p{color:var(--text-2);font-size:12px;margin:3px 0}
.trade-card .trend{color:var(--p);font-weight:700;font-size:13px;margin-top:8px;display:block}

/* 学习数据 */
.study-stat{text-align:center;padding:20px 8px}
.study-stat:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.study-stat b{display:block;font-size:24px;color:var(--p)}
.study-stat span{font-size:12px;color:var(--text-2)}

.quick-card{cursor:pointer;text-align:center;padding:32px 20px}
.quick-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--p)}
.quick-ico{width:56px;height:56px;border-radius:50%;background:var(--p-grad);color:#fff;display:grid;place-items:center;font-size:22px;font-weight:800;margin:0 auto 14px}
.quick-card b{font-size:16px;display:block;margin-bottom:8px}
.quick-card p{color:var(--text-2);font-size:12px}

/* 学员评价 */
.review-card{display:flex;flex-direction:column;gap:10px}
.review-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.review-head{display:flex;align-items:center;gap:10px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--p-grad);color:#fff;display:grid;place-items:center;font-weight:700;flex-shrink:0}
.review-head b{display:block}
.review-head span{font-size:12px;color:var(--text-3)}
.review-stars{color:#f59e0b;letter-spacing:2px}
.review-text{color:var(--text-2);font-size:13px;flex:1}
.review-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--text-3)}
.review-meta em{font-style:normal;color:var(--p);font-weight:700}

/* FAQ */
.faq-item{margin-bottom:12px}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;padding:18px 22px;font-size:15px;font-weight:600;text-align:left;cursor:pointer;background:#fff;border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);transition:.2s}
.faq-q:hover{color:var(--p)}
.faq-q .faq-arrow{transition:.3s;color:var(--p)}
.faq-item.open .faq-q{border-radius:var(--radius-sm) var(--radius-sm) 0 0}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;background:#fff;transition:max-height .3s ease,padding .3s ease;border-radius:0 0 var(--radius-sm) var(--radius-sm);box-shadow:var(--shadow-sm);color:var(--text-2)}
.faq-item.open .faq-a{max-height:200px;padding:0 22px 18px}

/* VIP 推广条 */
.vip-banner{background:var(--p-grad);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:20px;margin:38px 0 10px}
.vip-banner h2{font-size:24px;margin-bottom:8px}
.vip-banner p{opacity:.8;font-size:13px}
.vip-banner-right{display:flex;flex-direction:column;align-items:flex-end;gap:12px;flex-shrink:0}
.vip-price{font-size:14px;opacity:.85}
.vip-price b{font-size:26px;color:#fbbf24}

/* ================= 题库练习 ================= */
.practice-layout{display:grid;grid-template-columns:1fr;gap:20px;align-items:start}
.practice-main{display:flex;flex-direction:column;gap:16px;min-width:0}
.toolbar{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.mode-switch{display:flex;background:var(--bg);border-radius:10px;padding:4px;gap:2px}
.mode-btn{padding:7px 16px;border-radius:8px;font-size:13px;font-weight:600;color:var(--text-2);transition:.2s}
.mode-btn.active{background:#fff;color:var(--p);box-shadow:var(--shadow-sm)}
.progress-text{font-weight:700;color:var(--p)}
.toolbar-actions{margin-left:auto;display:flex;gap:8px}
#favBtn.faved{color:var(--warn);border-color:var(--warn)}

.question-card{padding:28px}
.q-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.tag{padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600}
.tag-single{background:#dbeafe;color:#1d4ed8}
.tag-multi{background:#f3e8ff;color:#7c3aed}
.tag-judge{background:#dcfce7;color:#15803d}
.tag-chapter{background:var(--p-light);color:var(--p)}
.tag-hard{background:#fef3c7;color:#b45309}
.tag-hot{background:#fee2e2;color:#dc2626}
.q-stem{font-size:18px;font-weight:600;line-height:1.7;margin-bottom:20px}
/* 考试答题 eq-* 类（手机版共用，桌面端兼容） */
.eq-q-tag{display:inline-block;background:#3b82f6;color:#fff;font-size:12px;padding:2px 10px;border-radius:10px;margin-bottom:10px}
.eq-stem{font-size:18px;font-weight:600;line-height:1.7;margin-bottom:18px}
.eq-tts{display:flex;gap:24px;margin-bottom:14px}
.eq-tts button{display:flex;align-items:center;gap:6px;background:none;border:none;color:#3b82f6;font-size:14px;cursor:pointer;padding:4px 0}
.eq-tts svg{width:18px;height:18px}
.eq-ans{background:#f1f5f9;border-radius:10px;padding:10px 14px;font-size:15px;color:#475569;margin:14px 0}
.eq-ans b.a{color:#22c55e}
.eq-ans b.u{color:#ef4444}
.eq-img{max-width:100%;border-radius:8px;margin:10px 0}
.q-images{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 20px}
.q-images img{max-width:280px;max-height:220px;border:1px solid var(--border);border-radius:8px;cursor:zoom-in;object-fit:contain;background:#fff}
.option{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border:1.5px solid var(--line);border-radius:12px;margin-bottom:12px;cursor:pointer;transition:.18s;background:#fff}
.option:hover{border-color:var(--p);background:var(--p-light);transform:translateX(4px)}
.option-key{width:28px;height:28px;border-radius:50%;border:2px solid var(--line);display:grid;place-items:center;font-weight:700;flex-shrink:0;transition:.18s}
.option.selected{border-color:var(--p);background:var(--p-light)}
.option.selected .option-key{background:var(--p);border-color:var(--p);color:#fff}
.option.correct{border-color:var(--ok);background:#f0fdf4}
.option.correct .option-key{background:var(--ok);border-color:var(--ok);color:#fff}
.option.wrong{border-color:var(--bad);background:#fef2f2}
.option.wrong .option-key{background:var(--bad);border-color:var(--bad);color:#fff}
.option.disabled{pointer-events:none}
/* 图片选项：把图片嵌入选项卡片 */
.option-img-wrap{align-items:flex-start;gap:12px}
.option-img{max-width:calc(100% - 44px);max-height:200px;border:1px solid var(--border);border-radius:8px;background:#fff;object-fit:contain}
.q-judge{display:none}
.answer-result{margin-top:14px;padding:14px 16px;border-radius:10px;font-weight:600;display:none}
.answer-result.show{display:block}
.answer-result.ok{background:#f0fdf4;color:var(--ok)}
.answer-result.bad{background:#fef2f2;color:var(--bad)}
.multi-submit{margin-top:6px;display:none}
.multi-submit.show{display:block}

/* 解析（每个版块独立圆角框） */
.analysis-card{background:transparent;box-shadow:none;padding:0}
.analysis-card.locked{display:none}
.a-section{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:12px}
.a-section:last-child{margin-bottom:0}
.a-title{font-size:15px;font-weight:700;color:var(--p);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.a-title::before{content:'';width:4px;height:15px;background:var(--p-grad);border-radius:2px}
.a-content{line-height:1.9;color:var(--text);font-size:14px}
.a-vip{font-style:normal;font-size:12px;font-weight:500;color:#b0741c;background:#f6e4c1;border-radius:4px;padding:2px 8px;line-height:1.5}

/* 非 VIP 解析单行预览锁定 */
.a-section.is-lock{position:relative}
.a-section.is-lock .a-vip{background:#e6e2d8;color:#928d80}
.a-section.is-lock .a-content{white-space:nowrap;overflow:hidden;pointer-events:none;user-select:none}
.a-section .ag-blur{filter:blur(2px)}
.a-section .ag-lock{position:absolute;left:46%;right:18px;display:flex;justify-content:flex-end;align-items:center;padding-left:40px;pointer-events:none;
  background:linear-gradient(to right,rgba(255,255,255,0) 0%,color-mix(in srgb,var(--card) 96%,transparent) 42%,var(--card) 100%)}
.a-section .ag-unlock{pointer-events:auto;flex:none;border:none;border-radius:999px;color:#fff;font-size:13px;font-weight:600;
  padding:7px 16px;background:linear-gradient(135deg,#c99a4e,#a8762c);box-shadow:0 3px 10px rgba(168,118,44,.35);cursor:pointer}
.a-section .ag-unlock i{font-style:normal;margin-left:3px;font-size:15px;line-height:1}
.a-section .ag-unlock:hover{filter:brightness(1.05)}
.a-content .skill-quote{background:var(--p-light);border-left:4px solid var(--p);padding:14px 18px;border-radius:0 10px 10px 0;font-weight:600}
.ai-btn-bar{display:flex;gap:10px;align-items:center;margin-bottom:4px}
.ai-btn-bar .loading{font-size:13px;color:var(--text-2)}
.ai-text{white-space:pre-wrap;line-height:1.9;margin-top:12px}

.q-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.q-nav input{width:64px;padding:6px 10px;border:1.5px solid var(--line);border-radius:8px;text-align:center}
.q-nav input:focus{border-color:var(--p)}

/* ================= 模拟考试 ================= */
.exam-stage{display:block}
.exam-stage.hidden{display:none}
.exam-info-card{text-align:center;padding:44px 30px;background:var(--p-grad);color:#fff}
.exam-info-card h2{font-size:26px;margin-bottom:28px}
.exam-meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.exam-meta-grid div{background:rgba(255,255,255,.15);border-radius:14px;padding:22px 10px}
.exam-meta-grid b{display:block;font-size:34px}
.exam-meta-grid .unit{font-size:15px;margin-left:2px}
.exam-meta-grid span{font-size:13px;opacity:.9}
#page-exam .grid-2{margin-top:20px}
.rule-list{counter-reset:r}
.rule-list li{counter-increment:r;padding:10px 0 10px 34px;position:relative;color:var(--text-2);border-bottom:1px dashed var(--line)}
.rule-list li:last-child{border:none}
.rule-list li::before{content:counter(r);position:absolute;left:0;top:10px;width:22px;height:22px;border-radius:50%;background:var(--p-grad);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700}
.tip-list li{padding:9px 0 9px 26px;position:relative;color:var(--text-2)}
.tip-list li::before{content:"!";position:absolute;left:0;top:10px;width:20px;height:20px;border-radius:50%;background:#fef3c7;color:#b45309;display:grid;place-items:center;font-size:12px;font-weight:800}
.agree-line{display:flex;align-items:center;gap:8px;margin:18px 0 4px;font-size:13px;color:var(--text-2);cursor:pointer}
.agree-line input{accent-color:var(--p);width:16px;height:16px}
#startExamBtn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

.exam-topbar{position:sticky;top:calc(var(--header-h) + 10px);z-index:50;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 20px;flex-wrap:wrap}
.exam-timer{font-size:24px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--p);padding:4px 18px;background:var(--p-light);border-radius:10px}
.exam-timer.danger{color:#fff;background:var(--bad);animation:flash .8s infinite}
@keyframes flash{50%{opacity:.45}}
.exam-layout{display:grid;grid-template-columns:1fr 280px;gap:20px;margin-top:18px;align-items:start}
.exam-question-wrap{display:flex;flex-direction:column;gap:16px;min-width:0}
.mark-btn{float:right;font-size:13px;color:var(--text-2);border:1.5px solid var(--line);padding:5px 12px;border-radius:8px;transition:.2s}
.mark-btn:hover{border-color:var(--warn);color:var(--warn)}
.mark-btn.marked{background:#fef3c7;border-color:var(--warn);color:#b45309;font-weight:700}
.exam-progress{flex:1;height:8px;background:var(--bg);border-radius:20px;overflow:hidden;min-width:120px}
.exam-progress div{height:100%;width:0;background:var(--p-grad);border-radius:20px;transition:width .3s}

.answer-sheet{position:sticky;top:calc(var(--header-h) + 80px);padding:18px}
.sheet-stats{display:flex;justify-content:space-between;font-size:12px;color:var(--text-2);margin-bottom:14px;flex-wrap:wrap;gap:6px}
.sheet-stats b{color:var(--text)}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:4px;vertical-align:-1px}
.dot-answered{background:var(--ok)}.dot-unanswered{background:#cbd5e1}.dot-marked{background:var(--warn)}
.sheet-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:14px;max-height:380px;overflow-y:auto;padding:2px}
.sheet-cell{aspect-ratio:1;border-radius:9px;border:1.5px solid var(--line);display:grid;place-items:center;font-size:13px;font-weight:600;cursor:pointer;transition:.15s;background:#fff;color:var(--text-2)}
.sheet-cell:hover{border-color:var(--p);color:var(--p)}
.sheet-cell.answered{background:var(--ok);border-color:var(--ok);color:#fff}
.sheet-cell.marked{background:var(--warn);border-color:var(--warn);color:#fff}
.sheet-cell.current{outline:2.5px solid var(--p);outline-offset:1px}

.score-card{text-align:center;padding:46px 20px;background:var(--p-grad);color:#fff}
.score-badge{display:inline-block;padding:5px 18px;border-radius:20px;background:rgba(255,255,255,.22);font-weight:700;margin-bottom:10px}
.score-badge.fail{background:rgba(0,0,0,.25)}
.score-num{font-size:76px;font-weight:900;line-height:1.1}
.score-total{opacity:.85;font-size:13px}
#examResult .grid-4{margin:18px 0}
.mini-stat{text-align:center;padding:22px 10px}
.mini-stat b{display:block;font-size:26px}
.mini-stat span{color:var(--text-2);font-size:13px}
.mini-stat.ok b{color:var(--ok)}.mini-stat.bad b{color:var(--bad)}
.type-bar-row{display:flex;align-items:center;gap:14px;margin:16px 0}
.type-bar-row .tb-label{width:70px;flex-shrink:0;font-weight:600}
.tb-track{flex:1;height:22px;background:var(--bg);border-radius:20px;overflow:hidden}
.tb-fill{height:100%;border-radius:20px;background:var(--p-grad);display:flex;align-items:center;justify-content:flex-end;padding-right:10px;color:#fff;font-size:12px;font-weight:700;transition:width 1s ease}
.tb-fill.c1{background:linear-gradient(90deg,#60a5fa,#2563eb)}
.tb-fill.c2{background:linear-gradient(90deg,#c084fc,#7c3aed)}
.tb-fill.c3{background:linear-gradient(90deg,#34d399,#059669)}
.advice-card{margin:18px 0}
.advice-card p{color:var(--text-2);margin-top:8px;line-height:1.9}
.result-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;padding:10px 0 30px}

/* ================= 视频课程 ================= */
.filter-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.filter-tab{padding:8px 22px;border-radius:22px;background:#fff;box-shadow:var(--shadow-sm);font-weight:600;color:var(--text-2);font-size:14px;transition:.2s}
.filter-tab:hover{color:var(--p)}
.filter-tab.active{background:var(--p-grad);color:#fff;box-shadow:0 4px 12px rgba(37,99,235,.3)}
.video-card{overflow:hidden;padding:0;cursor:pointer}
.video-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.video-cover{height:180px;background:var(--p-grad);position:relative;display:grid;place-items:center;overflow:hidden}
.video-cover::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.25),transparent 60%)}
.video-play{width:56px;height:56px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;font-size:20px;color:var(--p);z-index:1;transition:.25s;text-indent:2px}
.video-card:hover .video-play{transform:scale(1.12)}
.video-duration{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.65);color:#fff;font-size:12px;padding:2px 9px;border-radius:6px;z-index:1}
.vip-lock{position:absolute;left:10px;top:10px;background:#f59e0b;color:#fff;font-size:11px;padding:3px 10px;border-radius:6px;z-index:1;font-weight:700}
.video-info{padding:16px 18px}
.video-info h4{font-size:15px;margin-bottom:8px;line-height:1.5}
.video-info p{font-size:12px;color:var(--text-3);margin:3px 0}

/* ================= 答题技巧 ================= */
.tip-card{position:relative;display:flex;flex-direction:column;gap:10px}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.tip-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.tip-type{background:var(--p-grad);color:#fff;font-size:12px;padding:3px 12px;border-radius:20px;font-weight:600}
.tip-chapter{font-size:12px;color:var(--text-3)}
.tip-card h4{font-size:16px}
.tip-verse{background:var(--p-light);border-radius:10px;padding:14px 16px;font-weight:600;line-height:1.8;flex:1}
.tip-foot{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--text-3)}
.useful-btn{padding:4px 12px;border-radius:16px;border:1.5px solid var(--line);font-size:12px;transition:.2s}
.useful-btn:hover{border-color:var(--p);color:var(--p)}
.useful-btn.voted{background:var(--p);color:#fff;border-color:var(--p)}
.tip-card.locked .tip-verse,.tip-card.locked h4,.tip-card.locked .tip-foot{filter:blur(5px);user-select:none;pointer-events:none}
.lock-mask{position:absolute;inset:0;background:rgba(255,255,255,.35);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;border-radius:var(--radius)}
.lock-mask span{background:rgba(30,41,59,.82);color:#fbbf24;padding:5px 16px;border-radius:20px;font-size:13px;font-weight:700}
.lock-mask .btn{position:relative;z-index:1}

/* 分页 */
.pager{display:flex;justify-content:center;gap:8px;margin:28px 0 10px}
.pager button{width:38px;height:38px;border-radius:9px;background:#fff;box-shadow:var(--shadow-sm);font-weight:600;color:var(--text-2);transition:.2s}
.pager button:hover:not(:disabled){color:var(--p)}
.pager button.active{background:var(--p-grad);color:#fff}
.pager button:disabled{opacity:.45;cursor:not-allowed}

/* ================= 错题本 ================= */
.filter-bar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:18px}
.filter-bar select{padding:9px 14px;border:1.5px solid var(--line);border-radius:9px;background:#fff;cursor:pointer}
.filter-bar select:focus{border-color:var(--p)}
.filter-actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
#page-wrong .grid-4{margin-bottom:18px}
.wrong-item{margin-bottom:14px}
.wrong-item:hover{box-shadow:var(--shadow)}
.wrong-answers{display:flex;gap:18px;flex-wrap:wrap;margin:12px 0;font-size:13px}
.wrong-answers .mine{color:var(--bad);font-weight:700}
.wrong-answers .right{color:var(--ok);font-weight:700}
.wrong-actions{display:flex;gap:8px;margin-top:12px}
.empty{text-align:center;padding:60px 20px;color:var(--text-3)}
.empty .empty-ico{font-size:46px;font-weight:800;color:var(--line);display:block;margin-bottom:10px}

/* ================= VIP ================= */
.vip-hero{text-align:center;background:linear-gradient(120deg,#1e293b,#475569);color:#fff;padding:46px 24px;margin-bottom:22px}
.vip-hero h2{font-size:28px;margin-bottom:10px}
.vip-badge{display:inline-block;background:linear-gradient(90deg,#fbbf24,#f59e0b);color:#78350f;font-size:12px;font-weight:800;padding:3px 12px;border-radius:20px;margin-left:6px;vertical-align:2px}
.vip-rights{margin-bottom:30px}
.right-card{text-align:center;padding:24px 10px;grid-column:span 1}
.right-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.right-ico{width:50px;height:50px;border-radius:14px;background:var(--p-light);color:var(--p);display:grid;place-items:center;font-size:22px;font-weight:800;margin:0 auto 10px}
.right-card b{display:block;font-size:14px;margin-bottom:4px}
.right-card p{font-size:12px;color:var(--text-2)}
.vip-rights{grid-template-columns:repeat(6,1fr)}
.plan-card{text-align:center;position:relative;padding:32px 24px;display:flex;flex-direction:column}
.plan-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.plan-card.hot{border:2.5px solid var(--p);transform:scale(1.04)}
.plan-card.hot:hover{transform:scale(1.04) translateY(-6px)}
.hot-tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--p-grad);color:#fff;font-size:12px;padding:4px 18px;border-radius:20px;font-weight:700;white-space:nowrap}
.plan-price{font-size:40px;font-weight:900;color:var(--p);margin:14px 0}
.plan-price span{font-size:14px;color:var(--text-3);font-weight:400}
.plan-list{flex:1;margin-bottom:16px}
.plan-list li{padding:8px 0;color:var(--text-2);font-size:13px;border-bottom:1px dashed var(--line)}
.redeem-card{margin-top:26px;text-align:center}
.redeem-row{display:flex;gap:12px;max-width:560px;margin:16px auto 0}
.redeem-row input{flex:1;padding:12px 16px;border:1.5px solid var(--line);border-radius:10px}
.redeem-row input:focus{border-color:var(--p)}

/* ================= 个人中心 ================= */
.profile-layout{display:grid;grid-template-columns:260px 1fr;gap:20px;align-items:start}
.profile-side{position:sticky;top:calc(var(--header-h) + 16px);text-align:center;padding:28px 22px}
.profile-side .avatar{width:72px;height:72px;font-size:28px;margin:0 auto 12px}
.profile-side h3{font-size:18px}
.profile-side .vip-badge{margin:10px 0}
.vip-expire{display:none;margin:4px 0 10px;font-size:12.5px;line-height:1.8;font-weight:700;color:#b45309;white-space:pre-line}
.study-days{color:var(--text-2);font-size:13px;margin:12px 0 16px}
.study-days b{color:var(--p);font-size:18px}
.profile-main{min-width:0}
.ptabs{display:flex;gap:2px;flex-wrap:wrap;padding:8px;margin-bottom:16px}
.ptab{padding:9px 16px;border-radius:9px;font-size:13.5px;font-weight:600;color:var(--text-2);transition:.2s}
.ptab:hover{background:var(--p-light);color:var(--p)}
.ptab.active{background:var(--p-grad);color:#fff}
.ppanel{display:none;flex-direction:column;gap:16px}
.ppanel.active{display:flex;animation:fadeIn .25s}
#ppanel-overview .grid-4 .card{text-align:center}
.record-row{display:flex;align-items:center;justify-content:space-between;padding:14px 6px;border-bottom:1px solid var(--line);font-size:13px;gap:10px;flex-wrap:wrap}
.record-row:last-child{border:none}
.pass-tag{color:var(--ok);font-weight:700}
.fail-tag{color:var(--bad);font-weight:700}
.cp-row{margin:14px 0}
.cp-row .cp-head{display:flex;justify-content:space-between;font-size:13px;margin-bottom:6px}
.cp-track{height:9px;background:var(--bg);border-radius:20px;overflow:hidden}
.cp-fill{height:100%;background:var(--p-grad);border-radius:20px}
.fav-list{display:flex;flex-direction:column;gap:12px}
.fav-item{display:flex;flex-direction:column;gap:8px}
.trend-chart{display:flex;align-items:flex-end;gap:14px;height:220px;padding:20px 10px 0}
.trend-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;justify-content:flex-end;height:100%}
.trend-bar{width:100%;max-width:46px;border-radius:8px 8px 0 0;background:var(--p-grad);transition:height 1s ease;position:relative}
.trend-col span{font-size:12px;color:var(--text-2);white-space:nowrap}
.trend-bar b{position:absolute;top:-22px;left:50%;transform:translateX(-50%);font-size:12px;color:var(--p)}
.setting-card label{display:block;margin:16px 0;font-size:13px;color:var(--text-2)}
.setting-card input,.setting-card select{display:block;width:100%;margin-top:6px;padding:10px 14px;border:1.5px solid var(--line);border-radius:9px;color:var(--text)}
.setting-card input:focus,.setting-card select:focus{border-color:var(--p)}

/* ================= 页脚 ================= */
.footer{background:#1e293b;color:#cbd5e1;margin-top:40px}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:30px;padding:46px 20px 30px}
.footer .logo{color:#fff;margin-bottom:12px}
.footer p{font-size:13px;opacity:.7}
.footer-links{display:flex;flex-direction:column;gap:9px;font-size:13px}
.footer-links h4{color:#fff;font-size:14px;margin-bottom:4px}
.footer-links a{opacity:.75;transition:.2s}
.footer-links a:hover{opacity:1;color:#fff}
.copyright{text-align:center;padding:18px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;opacity:.55}

/* ================= 登录弹窗 ================= */
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(3px);z-index:300;display:grid;place-items:center;padding:20px;animation:fadeIn .2s}
.modal{background:#fff;border-radius:18px;padding:34px 32px;width:100%;max-width:400px;position:relative;animation:popIn .25s}
@keyframes popIn{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
.modal-close{position:absolute;right:16px;top:12px;font-size:24px;color:var(--text-3);width:34px;height:34px;border-radius:8px}

/* ================= 答题技巧（tip-points） ================= */
.tips-list{display:flex;flex-direction:column;gap:12px}
.tip-item{background:#fff;border-radius:14px;padding:16px 18px 14px;box-shadow:var(--shadow-sm);transition:.18s}
.tip-item:hover{box-shadow:var(--shadow)}
.tip-row1{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.tip-idx{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#eef2ff;color:#6366f1;font-size:14px;font-weight:700;flex-shrink:0}
.tip-title{font-size:16px;font-weight:700;color:var(--text);line-height:1.4}
.tip-row2{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;gap:8px;flex-wrap:wrap}
.tip-dur{display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--text-3)}
.tip-actions{display:flex;gap:8px}
.tip-btn{height:32px;padding:0 14px;border-radius:16px;font-size:13px;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--text-2);display:inline-flex;align-items:center;white-space:nowrap;cursor:pointer;transition:.15s}
.tip-btn:hover{border-color:var(--p);color:var(--p)}
.tip-btn-primary{background:var(--p-grad);color:#fff;border-color:transparent}
.tip-btn-primary:hover{opacity:.9;color:#fff}
.tip-progress{display:flex;align-items:center;gap:10px}
.tip-prog-bar{flex:1;height:6px;background:#eef0f3;border-radius:3px;overflow:hidden}
.tip-prog-fill{height:100%;background:var(--p-grad);border-radius:3px;transition:width .3s}
.tip-prog-text{font-size:13px;color:var(--text-2);font-weight:600;min-width:50px;text-align:right}
#tipSkillMask.modal-mask{display:none;padding:0;background:rgba(0,0,0,.85)}
#tipSkillMask.show{display:flex}
.tip-skill-box{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:30px}
.tip-skill-box img{max-width:100%;max-height:100%;object-fit:contain;border-radius:10px}
.tip-skill-close{position:absolute;top:18px;right:18px;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.2);color:#fff;border:0;font-size:26px;cursor:pointer;display:flex;align-items:center;justify-content:center}
#tipVideoMask.modal-mask{display:none;padding:0;background:#000}
#tipVideoMask.show{display:flex}
.tip-video-box{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.tip-video-box video{width:100%;height:100%;object-fit:contain;background:#000}
.tip-video-close{position:absolute;top:18px;right:18px;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.2);color:#fff;border:0;font-size:26px;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:2}

/* ================= 真实考场模拟（考生信息确认页） ================= */
.agree-hint{margin-top:8px;font-size:13px;color:var(--text-3);text-align:center}
.vip-info-wrap{max-width:680px;margin:0 auto}
.ex-trade-banner{background:linear-gradient(135deg,#3b82f6,#06b6d4);color:#fff;font-size:28px;font-weight:800;text-align:center;padding:22px;border-radius:12px;margin-bottom:18px;letter-spacing:3px}
.ex-info-card{background:var(--bg);border-radius:12px;padding:18px 20px;margin-bottom:16px}
.ex-info-title{font-size:17px;font-weight:700;color:#2563eb;margin:0 0 8px}
.ex-info-title:not(:first-child){margin-top:14px}
.ex-info-item{font-size:14px;color:var(--text);line-height:1.7;margin:0 0 8px}
.ex-candidate-card{background:var(--bg);border-radius:12px;padding:18px 20px;margin-bottom:18px}
.ex-candidate-card p{font-size:14px;color:var(--text);margin:0 0 10px}
.ex-candidate-card p:last-child{margin-bottom:0}
.ex-candidate-card b{color:var(--text);font-weight:600}
.modal-close:hover{background:var(--bg);color:var(--text)}
.modal h2{font-size:22px;margin-bottom:4px}
.modal-sub{color:var(--text-3);font-size:12px;margin-bottom:20px}
.field{display:block;margin-bottom:14px}
.field input{width:100%;padding:12px 16px;border:1.5px solid var(--line);border-radius:10px}
.field input:focus{border-color:var(--p)}
.code-field{position:relative}
.code-field input{padding-right:120px}
.code-field button{position:absolute;right:6px;top:50%;transform:translateY(-50%)}
.code-field button:disabled{opacity:.5;cursor:not-allowed}
.pwd-tip{font-size:13px;color:var(--text-3);margin:-4px 0 12px}
.agree-mini{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--text-2);margin-bottom:14px;cursor:pointer}
.agree-mini input{accent-color:var(--p)}
.login-tip{text-align:center;font-size:12px;color:var(--text-3);margin-top:12px}
.login-tip b{color:var(--p)}
.auth-forgot{text-align:right;font-size:13px;margin-top:8px}
.auth-forgot a{color:var(--p);cursor:pointer}
.auth-forgot a:hover{text-decoration:underline}
.auth-switch-row{display:flex;justify-content:space-between;align-items:center;text-align:left}

/* Toast */
.toast-wrap{position:fixed;top:80px;left:50%;transform:translateX(-50%);z-index:400;display:flex;flex-direction:column;gap:10px;align-items:center;pointer-events:none}
.toast{background:rgba(30,41,59,.94);color:#fff;padding:11px 22px;border-radius:24px;font-size:14px;box-shadow:var(--shadow-lg);animation:toastIn .3s;white-space:nowrap}
.toast.ok{background:#16a34a}.toast.err{background:#dc2626}.toast.warn{background:#d97706}
@keyframes toastIn{from{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:none}}

/* ================= 侧栏用户悬浮卡片 ================= */
.user-pop{position:relative}
.user-pop #loginOpenBtn{width:100%}
.user-card{position:absolute;left:calc(100% + 12px);bottom:0;top:auto;width:250px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:16px;opacity:0;visibility:hidden;transform:translateX(-6px);transition:.2s;z-index:210}
.user-card::before{content:"";position:absolute;left:-12px;top:0;bottom:0;width:12px}
.user-pop.logged-in:hover .user-card,.user-card.show{opacity:1;visibility:visible;transform:translateX(0)}
.uc-head{display:flex;align-items:center;gap:10px}
.uc-avatar{width:44px;height:44px;border-radius:50%;background:var(--p-grad);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;flex-shrink:0}
.uc-info{min-width:0;flex:1}
.uc-info b{display:block;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.uc-info span{font-size:12px;color:var(--text-3)}
.uc-vip{flex-shrink:0;background:linear-gradient(135deg,#f59e0b,#f97316);color:#fff;font-size:11px;font-weight:700;padding:2px 8px;border-radius:6px}
.uc-vip.off{background:#e2e8f0;color:#64748b}
.uc-rows{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);display:flex;flex-direction:column;gap:8px}
.uc-row{display:flex;justify-content:space-between;font-size:13px}
.uc-row span{color:var(--text-2)}
.uc-row b{color:var(--text)}
.uc-row b.vip-on{color:#f59e0b}
.uc-link{display:block;margin-top:12px;text-align:center;font-size:13px;font-weight:600;color:var(--p);background:var(--p-light);border-radius:var(--radius-sm);padding:8px;cursor:pointer;transition:.2s}
.uc-link:hover{background:var(--p);color:#fff}
.uc-logout{margin-top:8px;color:var(--text-3);background:transparent;border:1px solid var(--line)}
.uc-logout:hover{color:#e11d48;background:#fef2f2;border-color:#fecdd3}

/* 登录/注册弹窗双 Tab */
.auth-tabs{display:flex;gap:8px;margin-bottom:18px;background:#f1f5f9;border-radius:var(--radius-sm);padding:4px}
.auth-tab{flex:1;border:0;background:transparent;font-size:15px;font-weight:600;color:var(--text-3);padding:9px;border-radius:7px;cursor:pointer;transition:.2s}
.auth-tab.active{background:var(--card);color:var(--p);box-shadow:0 1px 4px rgba(15,23,42,.12)}

/* ================= 响应式 平板 ================= */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-6{grid-template-columns:repeat(3,1fr)}
  .grid-8{grid-template-columns:repeat(4,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .vip-rights{grid-template-columns:repeat(3,1fr)}
  .hero-inner{flex-direction:column;text-align:center}
  .hero-actions{justify-content:center}
  .hero-title{font-size:34px}
  .practice-layout{grid-template-columns:1fr}
  .exam-layout{grid-template-columns:1fr}
  .answer-sheet{position:fixed;top:0;right:-100%;width:300px;height:100vh;z-index:250;border-radius:0;overflow-y:auto;transition:right .3s}
  .answer-sheet.open{right:0}
  .profile-layout{grid-template-columns:1fr}
  .profile-side{position:static;display:flex;align-items:center;gap:16px;text-align:left}
  .profile-side .avatar{margin:0}
  .footer-inner{grid-template-columns:1fr 1fr;gap:24px}
}

/* ================= 响应式 手机 ================= */
@media(max-width:768px){
  body{font-size:13px}
  .container{padding:0 14px}
  .grid-2,.grid-3,.grid-4,.grid-6,.grid-8,.vip-rights{grid-template-columns:1fr}
  .hero{padding:46px 0 64px}
  .hero-title{font-size:27px}
  .hero-right{grid-template-columns:1fr 1fr;width:100%}
  .stat-strip{flex-wrap:wrap;gap:18px}
  .stat-item{width:44%}
  .vip-banner{flex-direction:column;text-align:center}
  .vip-banner-right{align-items:center}
  .exam-meta-grid{grid-template-columns:repeat(2,1fr)}
  .exam-topbar{gap:10px}
  .exam-timer{font-size:19px;order:-1;width:100%;text-align:center}
  .question-card{padding:18px}
  .q-stem{font-size:16px}
  .toolbar{align-items:stretch}
  .toolbar-actions{margin-left:0;width:100%;justify-content:flex-end}
  .q-nav{justify-content:center}
  .profile-side{flex-direction:column;text-align:center}
  .ptabs{overflow-x:auto;flex-wrap:nowrap}
  .ptab{white-space:nowrap}
  .redeem-row{flex-direction:column}
  .footer-inner{grid-template-columns:1fr;text-align:center}
  .trend-chart{gap:6px}
  .modal{padding:28px 20px}
  .page-head h1{font-size:23px}
}

/* ============ 右下角在线客服悬浮图标 ============ */
.kf-fab{position:fixed;right:26px;bottom:34px;z-index:900;width:58px;height:58px;border-radius:12px;background:#fff;border:1px solid #e7e9ee;box-shadow:0 6px 20px rgba(31,41,55,.12);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s,box-shadow .2s}
.kf-fab:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(31,41,55,.18)}
.kf-tip{position:absolute;right:72px;top:50%;transform:translateY(-50%) translateX(6px);background:#3a3f4a;color:#fff;font-size:14px;padding:11px 24px;border-radius:5px;white-space:nowrap;opacity:0;visibility:hidden;transition:.2s;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.2)}
.kf-tip::after{content:'';position:absolute;right:-5px;top:50%;margin-top:-5px;border-left:5px solid #3a3f4a;border-top:5px solid transparent;border-bottom:5px solid transparent}
.kf-fab:hover .kf-tip,.kf-fab.show-tip .kf-tip{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}

/* ============ 在线客服弹窗（与手机端同 ID 契约，桌面弹窗式） ============ */
.cs-page{position:fixed;right:26px;bottom:104px;z-index:910;width:375px;max-width:calc(100vw - 40px);height:600px;max-height:calc(100vh - 150px);background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 16px 48px rgba(15,23,42,.22);display:none;flex-direction:column}
.cs-page.show{display:flex}
.cs-head{flex:none;height:42px;background:#000;display:flex;align-items:center;justify-content:center;position:relative;border-radius:10px 10px 0 0}
.cs-head b{color:#fff;font-size:15px;font-weight:600}
.cs-close{position:absolute;right:10px;top:0;height:42px;color:#fff;font-size:14px;padding:0 4px;cursor:pointer;background:none;border:none}
.cs-close:hover{opacity:.7}
.cs-msgs{flex:1;overflow-y:auto;background:#f5f5f5;padding:12px 12px 16px}
.cs-welcome{text-align:center;font-size:12.5px;color:#9aa1ac;padding:14px 10px 4px}
.cs-row{display:flex;margin-top:12px}
.cs-row.out{justify-content:flex-end}
.cs-bubble{max-width:74%;padding:9px 12px;border-radius:7px;font-size:14.5px;line-height:1.5;word-break:break-all;white-space:pre-wrap}
.cs-row.in .cs-bubble{background:#fff;border:1px solid #e7e9ee;color:#2b2f38}
.cs-row.out .cs-bubble{background:#95ec69;color:#17251b}
.cs-bubble img{max-width:200px;border-radius:6px;display:block;cursor:pointer}
.cs-viewer{position:fixed;inset:0;z-index:920;background:rgba(0,0,0,.92);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.2s}
.cs-viewer.show{opacity:1;visibility:visible}
.cs-viewer img{max-width:94vw;max-height:88vh;object-fit:contain;border-radius:4px}
.cs-time{display:block;font-size:10.5px;color:#b4b9c2;margin-top:4px}
.cs-row.out .cs-time{text-align:right}
.cs-editor{flex:none;background:#fff;border-top:1px solid #eceef2;padding:11px 13px 10px}
.cs-editor textarea{width:100%;height:64px;border:none;resize:none;font-size:15px;line-height:1.5;color:#2b2f38;outline:none;font-family:inherit}
.cs-editor textarea::placeholder{color:#b7bcc6}
.cs-editor-meta{font-size:12px;color:#9aa1ac;line-height:1.6;margin:4px 0 8px}
.cs-editor-foot{display:flex;align-items:center;justify-content:space-between}
.cs-img-btn{display:flex;padding:4px;cursor:pointer}
.cs-img-btn:hover{opacity:.7}
.cs-send{min-width:88px;height:36px;border-radius:6px;background:#e0e0e0;color:#fff;font-size:15px;font-weight:600;transition:background .2s;border:none;cursor:pointer}
.cs-send.enabled{background:#3fae4d}
.cs-send.enabled:hover{opacity:.9}

/* ============ 电脑版练习设置弹层（与手机端共用 pqSettings：夜间/自动下一题/字号） ============ */
#page-practice{--pq-scale:1}
.pc-set-mask{position:fixed;inset:0;z-index:940;background:rgba(15,23,42,.45);opacity:0;visibility:hidden;transition:opacity .22s}
.pc-set-mask.show{opacity:1;visibility:visible}
.pc-set{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%) scale(.96);z-index:941;background:#fff;border-radius:16px;box-shadow:0 24px 64px rgba(15,23,42,.28);padding:22px 26px 24px;width:380px;max-width:calc(100vw - 40px);opacity:0;visibility:hidden;transition:opacity .22s,transform .22s}
.pc-set.show{opacity:1;visibility:visible;transform:translate(-50%,-50%) scale(1)}
.pc-set .pq-set-row{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.pc-set .pq-set-label{font-size:15px;color:#1a2233;font-weight:500}
.pc-set .pq-switch{position:relative;width:52px;height:30px;border-radius:15px;background:#e3e5ea;border:none;flex:none;cursor:pointer;transition:background .2s}
.pc-set .pq-switch i{position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 2px 5px rgba(0,0,0,.22);transition:left .2s}
.pc-set .pq-switch.on{background:#2f7cf5}
.pc-set .pq-switch.on i{left:25px}
.pc-set .pq-font{padding:14px 0 4px}
.pc-set .pq-font-labels{display:flex;justify-content:space-between;align-items:baseline;font-size:13px;color:#9aa0ab;margin-bottom:14px}
.pc-set .pq-font-labels .std{font-size:19px;font-weight:600;color:#1a2233}
.pc-set .pq-font-track{position:relative;height:26px;margin:0 4px;cursor:pointer}
.pc-set .pq-font-track::before{content:'';position:absolute;left:0;right:0;top:12px;height:2px;background:#e2e5ea;border-radius:1px}
.pc-set .pq-font-track > i{position:absolute;top:8px;width:10px;height:10px;border-radius:50%;background:#b4bac4;transform:translateX(-50%)}
.pc-set .pq-font-track > i:nth-child(1){left:0%}
.pc-set .pq-font-track > i:nth-child(2){left:20%}
.pc-set .pq-font-track > i:nth-child(3){left:40%}
.pc-set .pq-font-track > i:nth-child(4){left:60%}
.pc-set .pq-font-track > i:nth-child(5){left:80%}
.pc-set .pq-font-track > i:nth-child(6){left:100%}
.pc-set .pq-font-thumb{position:absolute;top:4px;left:20%;width:18px;height:18px;border-radius:50%;background:#2f7cf5;transform:translateX(-50%);box-shadow:0 2px 6px rgba(47,124,245,.4);z-index:2}
.pc-set .pq-font-ab{display:flex;justify-content:space-between;margin-top:4px;color:#1a2233}
.pc-set .pq-font-ab .a-s{font-size:15px}
.pc-set .pq-font-ab .a-l{font-size:24px}
/* 电脑版字号缩放（作用练习页题干/选项/解析） */
#page-practice .q-stem{font-size:calc(18px * var(--pq-scale,1))}
#page-practice .option{font-size:calc(14px * var(--pq-scale,1))}
#page-practice .a-title{font-size:calc(15px * var(--pq-scale,1))}
#page-practice .a-content{font-size:calc(14px * var(--pq-scale,1))}
#page-practice .eq-stem{font-size:calc(18px * var(--pq-scale,1))}
/* 电脑版夜间模式（练习页范围） */
body.pq-night #page-practice .card{background:#1b1e24;border-color:#2b2f37}
body.pq-night #page-practice .q-stem,body.pq-night #page-practice .eq-stem{color:#e9ebef}
body.pq-night #page-practice .option{background:#20232a;border-color:#2b2f37;color:#d6d9df}
body.pq-night #page-practice .a-title{color:#e9ebef}
body.pq-night #page-practice .a-content{color:#b6bdc9}
body.pq-night #page-practice .toolbar .progress-text{color:#d6d9df}
body.pq-night .pc-set{background:#20232a}
body.pq-night .pc-set .pq-set-label{color:#e9ebef}
body.pq-night .pc-set .pq-font-labels{color:#7a818e}
body.pq-night .pc-set .pq-font-labels .std{color:#e9ebef}
body.pq-night .pc-set .pq-font-ab{color:#e9ebef}
body.pq-night .pc-set .pq-font-track::before{background:#2b2f37}
body.pq-night .pc-set .pq-font-track > i{background:#4b505b}

/* ============ 电脑版 VIP 会员页（与手机版同款金棕主题） ============ */
#page-vip{background:#fdf3e7}
#page-vip .vp-scroll{max-width:860px;margin:0 auto;padding:20px 0 90px}
.vp-hero{position:relative;padding:20px 16px 0;overflow:hidden;border-radius:16px;
  background:radial-gradient(120% 80% at 50% 0%,#4a2a0c 0%,#2b1605 55%,#1a0c02 100%)}
.vp-tag{position:relative;z-index:2;width:max-content;margin:6px auto 0;padding:5px 20px;border-radius:7px;
  background:#f7ecd2;color:#6b3a12;font-size:15px;font-weight:700;letter-spacing:1px}
.vp-title{position:relative;z-index:2;text-align:center;margin:10px 0 0;font-size:44px;line-height:1.15;
  font-weight:900;letter-spacing:3px;
  background:linear-gradient(180deg,#fce8be 0%,#f1c87e 45%,#c98434 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 2px 0 #6b3a0c) drop-shadow(0 5px 7px rgba(0,0,0,.55))}
.vp-pill{position:relative;z-index:2;width:max-content;margin:12px auto 0;padding:9px 46px;border-radius:999px;
  background:linear-gradient(180deg,#fbf2dd,#ecd9ae);color:#7a4415;font-size:21px;font-weight:800;letter-spacing:6px;
  box-shadow:0 3px 10px rgba(0,0,0,.35)}
.vp-chest{position:relative;z-index:2;display:block;width:min(88%,360px);margin:2px auto -6px}
.vp-star{position:absolute;z-index:1;background:#fff;border-radius:50%;opacity:.8;animation:vpTwinkle 2.6s infinite}
.vp-star::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:220%;height:220%;background:inherit;-webkit-mask:radial-gradient(circle at 50% 50%,transparent 38%,#000 40%,#000 46%,transparent 48%);
  mask:radial-gradient(circle at 50% 50%,transparent 38%,#000 40%,#000 46%,transparent 48%)}
.vp-s1{width:5px;height:5px;top:12%;left:9%}
.vp-s2{width:3px;height:3px;top:8%;right:14%;animation-delay:.5s}
.vp-s3{width:4px;height:4px;top:22%;right:7%;animation-delay:1s}
.vp-s4{width:3px;height:3px;top:30%;left:6%;animation-delay:1.5s}
.vp-s5{width:4px;height:4px;top:5%;left:42%;animation-delay:2s}
.vp-s6{width:4px;height:4px;top:18%;left:70%;animation-delay:.8s}
@keyframes vpTwinkle{0%,100%{opacity:.25}50%{opacity:.9}}
.vp-feats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:4px;
  margin:0 4px;padding:18px 8px 16px;border:2px solid #c99a52;border-bottom:0;border-radius:14px 14px 0 0;
  background:linear-gradient(180deg,#4a2c11,#331c09)}
.vp-feat{display:flex;flex-direction:column;align-items:center;gap:5px}
.vp-fico{width:46px;height:46px;border-radius:50%;background:#f7ecd2;display:flex;align-items:center;justify-content:center;
  box-shadow:0 2px 6px rgba(0,0,0,.35)}
.vp-feat b{color:#f3e2c2;font-size:15px;font-weight:700}
.vp-feat em{color:#c8a26a;font-size:11.5px;font-style:normal}
.vp-body{padding:14px 13px 4px}
.vp-plans{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.vp-plan{background:#fff;border:1.5px solid #f0dcc2;border-radius:11px;padding:16px 6px 13px;text-align:center;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:7px;transition:.18s}
.vp-plan:hover{border-color:#e8952e}
.vp-plan.active{background:#fdeed8;border-color:#e8952e;box-shadow:0 4px 14px rgba(214,128,42,.22)}
.vp-plan-name{font-size:15.5px;font-weight:700;color:#3a2c1c}
.vp-plan-price{color:#e8801f;font-weight:900;font-size:30px;line-height:1;white-space:nowrap}
.vp-plan-price i{font-style:normal;font-size:15px;font-weight:700;margin-right:1px}
.vp-plan-price em{font-style:normal;font-size:13px;font-weight:600;color:#e8801f;margin-left:1px}
.vp-plan-sub{font-size:12px;color:#b3a18c}
.vp-plan.active .vp-plan-sub{color:#c9802c}
.vp-deal{display:block;width:100%;margin:18px 0 0;height:56px;border:0;border-radius:999px;
  background:linear-gradient(90deg,#f7b94e 0%,#e4912f 45%,#d2742a 100%);
  color:#fff;font-size:25px;font-weight:800;letter-spacing:2px;
  box-shadow:0 6px 16px rgba(210,116,42,.35)}
.vp-deal:hover{filter:brightness(1.04)}
.vp-deal b{font-size:27px;margin-left:4px}
.vp-agree{text-align:center;margin:11px 0 26px;font-size:13.5px;color:#b8a48c}
.vp-agree a{color:#2f8fff}
.vp-q{text-align:center;font-size:27px;font-weight:900;color:#bd7526;margin:6px 0 9px;letter-spacing:1px}
.vp-qsub{text-align:center;font-size:17px;color:#cf9044;margin-bottom:18px}
.vp-card{background:#fff;border-radius:13px;padding:20px 17px 22px;margin-bottom:15px;
  box-shadow:0 3px 14px rgba(140,90,30,.06)}
.vp-step-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.vp-step-head h3{flex:1;font-size:20px;font-weight:900;color:#bd7526;line-height:1.3}
.vp-tag2{flex-shrink:0;padding:7px 15px;border-radius:999px 999px 6px 999px;
  background:linear-gradient(135deg,#f7b94e,#d2742a);color:#fff;font-size:15px;font-weight:800}
.vp-step-main{display:flex;align-items:center;gap:14px}
.vp-illu{flex-shrink:0;width:118px;height:100px;display:flex;align-items:center;justify-content:center;
  background:#fbe7c8;border-radius:56% 44% 52% 48%/58% 46% 54% 42%}
.vp-illu svg{width:108px;height:88px}
.vp-step-txt{flex:1;min-width:0}
.vp-step-txt b{display:block;font-size:18px;color:#33271a;font-weight:800;margin-bottom:7px}
.vp-step-txt p{font-size:15.5px;line-height:1.35;color:#9a8a76;margin-bottom:6px}
.vp-minis{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:16px}
.vp-mini{background:#fbeed7;border-radius:9px;padding:14px 8px;text-align:center}
.vp-mini b{display:block;font-size:19px;font-weight:800;color:#bd7526;margin-bottom:6px}
.vp-mini span{font-size:15px;color:#cf9044;line-height:1.35}
.vp-divider{height:2px;background:#f0dcc2;border-radius:1px;margin:20px 0}
.vp-notes-title{font-size:21px;font-weight:900;color:#bd7526;margin-bottom:16px}
.vp-notes h3{font-size:18px;font-weight:900;color:#2b2118;margin:16px 0 7px}
.vp-notes h3:first-of-type{margin-top:0}
.vp-notes p{font-size:15.5px;line-height:1.7;color:#5a4c3c}
.vp-contact{letter-spacing:.3px}
.vp-bar{position:fixed;left:var(--sidebar-w);right:0;bottom:0;z-index:90;padding:9px 14px;
  background:linear-gradient(90deg,#f7b042 0%,#e0912f 45%,#c86e24 100%)}
.vp-bar-btn{display:block;width:100%;max-width:860px;margin:0 auto;border:0;background:transparent;color:#fff;
  font-size:22px;font-weight:800;letter-spacing:1px;text-align:center;cursor:pointer}
.vp-bar-btn b{font-size:25px;margin-right:2px}
#vpPayMask.modal-mask,#vpAgreeMask.modal-mask{display:none;background:rgba(0,0,0,.55)}
#vpPayMask.show,#vpAgreeMask.show{display:grid}
.vp-pay-box{position:relative;width:100%;max-width:340px;background:#fff;border-radius:15px;padding:22px 20px 20px}
.vp-pay-close{position:absolute;right:12px;top:10px;width:30px;height:30px;border:0;background:transparent;
  font-size:24px;color:#aaa;line-height:1;cursor:pointer}
.vp-pay-title{text-align:center;font-size:19px;font-weight:800;color:#33271a;margin-bottom:16px}
.vp-pay-row{display:flex;justify-content:space-between;font-size:15px;color:#6b5d4d;padding:9px 2px;
  border-bottom:1px solid #f3e9da}
.vp-pay-row b{color:#33271a;font-weight:700}
.vp-pay-amount{color:#e8801f!important;font-size:18px}
.vp-wx-btn{display:flex;align-items:center;justify-content:center;gap:7px;width:100%;height:46px;margin-top:18px;
  border:0;border-radius:23px;background:#07c160;color:#fff;font-size:16.5px;font-weight:700;cursor:pointer}
.vp-or{display:flex;align-items:center;gap:10px;margin:16px 0 12px;color:#c0b4a4;font-size:12.5px}
.vp-or::before,.vp-or::after{content:"";flex:1;height:1px;background:#eee2d2}
.vp-redeem-row{display:flex;gap:9px}
.vp-redeem-row input{flex:1;min-width:0;height:42px;border:1.5px solid #e8d9c3;border-radius:8px;
  padding:0 12px;font-size:14px;background:#fdf8f1}
.vp-redeem-row button{width:74px;height:42px;border:0;border-radius:8px;cursor:pointer;
  background:linear-gradient(135deg,#f7b94e,#d2742a);color:#fff;font-size:15px;font-weight:700}
.vp-agree-box{width:100%;max-width:480px;max-height:78vh;overflow-y:auto;background:#fff;border-radius:15px;padding:22px 20px 18px}
.vp-agree-box h3{text-align:center;font-size:18px;font-weight:800;color:#33271a;margin-bottom:14px}
.vp-agree-body p{font-size:14px;line-height:1.75;color:#5a4c3c;margin-bottom:12px}
.vp-agree-body b{color:#33271a}
.vp-agree-ok{display:block;width:100%;height:44px;margin-top:4px;border:0;border-radius:22px;cursor:pointer;
  background:linear-gradient(90deg,#f7b94e,#d2742a);color:#fff;font-size:16px;font-weight:700}

/* 电脑端隐藏「视频课程」入口（左侧导航 + 首页功能卡） */
#mainNav .nav-item[data-page-link="video"]{display:none}
#homeFuncGrid .func-card[data-page-link="video"]{display:none}
#homeFuncGrid{grid-template-columns:repeat(5,1fr)}

/* 电脑端左侧栏按工种显隐：非 cc 显示判断/选择押题，cc 显示考前押题 */
#mainNav .nav-item[data-yao],#mainNav .nav-item[data-simple]{display:none}
body:not([data-trade="cc"]) #mainNav .nav-item[data-yao]{display:flex}
body[data-trade="cc"] #mainNav .nav-item[data-simple]{display:flex}

/* 电脑端 考前秘卷页 */
.secret-wrap{max-width:820px}
.s-card{display:flex;align-items:center;background:#fff;border-radius:14px;padding:18px 20px;margin-bottom:14px;box-shadow:var(--shadow-sm);transition:.2s}
.s-card:hover{box-shadow:var(--shadow)}
.s-card-ico{width:50px;height:50px;border-radius:13px;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;box-shadow:0 2px 6px rgba(0,0,0,.12)}
.s-card-ico.c1{background:linear-gradient(135deg,#ffd59e,#f7a04a)}
.s-card-ico.c2{background:linear-gradient(135deg,#a9f2c0,#5ecb7e)}
.s-card-ico.c3{background:linear-gradient(135deg,#a5d8ff,#4a90f0)}
.s-card-ico.c4{background:linear-gradient(135deg,#e2b7ff,#a05fdb)}
.s-card-body{flex:1;min-width:0;margin-left:16px}
.s-card-title{font-size:17px;font-weight:700;color:#1f2937}
.s-card-desc{font-size:13px;color:#94a3b8;margin-top:5px}
.s-card-btn{flex-shrink:0;margin-left:14px;padding:10px 24px;border-radius:22px;background:var(--p-grad);color:#fff;border:none;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 3px 10px rgba(37,99,235,.25)}
.s-card-btn:hover{transform:translateY(-1px)}


/* 电脑端隐藏左侧栏「个人中心」导航项（logo 点击进个人中心） */
#mainNav .nav-item[data-page-link="profile"]{display:none}


/* 电脑端隐藏页脚（用户信息区+版权条） */
.footer .footer-inner,.footer .copyright{display:none}

/* ============ 电脑版 错题收藏页（与手机端同款双Tab） ============ */
#page-wrong .w-wrap{max-width:820px;padding-top:26px}
#page-wrong .w-tabs{display:flex;gap:8px;background:#fff;border-radius:14px;padding:8px;box-shadow:var(--shadow-sm);margin-bottom:16px}
#page-wrong .w-tab{flex:1;background:none;border:none;padding:11px 0;font-size:15px;color:var(--text-3);cursor:pointer;font-weight:600;border-radius:10px;transition:.2s}
#page-wrong .w-tab:hover{color:var(--p)}
#page-wrong .w-tab.on{color:var(--p);background:var(--p-light);font-weight:700}
#page-wrong .w-pane{padding-bottom:24px}
#page-wrong .w-pane.hidden{display:none}
#page-wrong .w-section-head{display:flex;align-items:center;justify-content:space-between;margin:14px 0 10px}
#page-wrong .w-section-head:first-of-type{margin-top:0}
#page-wrong .w-section-head h3{font-size:16px;font-weight:700;color:var(--text)}
#page-wrong .w-clear-btn{background:none;border:none;color:var(--text-3);font-size:13px;padding:6px 8px;cursor:pointer;display:inline-flex;align-items:center;gap:4px}
#page-wrong .w-clear-btn:hover{color:#64748b}
#page-wrong .w-toggle-row{display:flex;align-items:center;justify-content:space-between;background:#fff;border-radius:12px;padding:14px 16px;margin-bottom:12px;font-size:14px;color:var(--text);box-shadow:var(--shadow-sm)}
#page-wrong .w-switch{position:relative;width:44px;height:26px;display:inline-block}
#page-wrong .w-switch input{display:none}
#page-wrong .w-slider{position:absolute;cursor:pointer;inset:0;background:#cbd5e1;border-radius:26px;transition:.2s}
#page-wrong .w-slider::before{content:"";position:absolute;height:20px;width:20px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s}
#page-wrong .w-switch input:checked + .w-slider{background:var(--p)}
#page-wrong .w-switch input:checked + .w-slider::before{transform:translateX(18px)}
#page-wrong .w-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
#page-wrong .w-stat-card{background:#fff;border-radius:12px;padding:14px 8px;text-align:center;box-shadow:var(--shadow-sm)}
#page-wrong .w-stat-card b{display:block;font-size:20px;font-weight:800;color:var(--text);line-height:1.2;margin-bottom:4px}
#page-wrong .w-stat-card span{font-size:12px;color:var(--text-3)}
#page-wrong .w-ad-card{display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,#fef3c7,#fde68a);border-radius:12px;padding:12px 14px;margin-bottom:14px}
#page-wrong .w-ad-ico{width:40px;height:40px;border-radius:10px;background:transparent;flex-shrink:0;display:flex;align-items:center;justify-content:center}
#page-wrong .w-ad-text{flex:1;min-width:0}
#page-wrong .w-ad-text b{display:block;font-size:14px;font-weight:700;color:#92400e;margin-bottom:2px}
#page-wrong .w-ad-text span{font-size:12px;color:#b45309}
#page-wrong .w-ad-btn{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none;border-radius:16px;padding:6px 12px;font-size:12px;font-weight:600;cursor:pointer;flex-shrink:0}
#page-wrong .w-group-btn{background:none;border:none;color:var(--text-3);font-size:13px;padding:6px 8px;cursor:pointer}
#page-wrong .w-group-btn:hover{color:var(--p)}
#page-wrong .w-group-title{font-size:13px;color:var(--text-3);margin:14px 0 8px;font-weight:500}
#page-wrong .w-card{background:#fff;border-radius:12px;padding:14px 16px;margin-bottom:10px;box-shadow:var(--shadow-sm)}
#page-wrong .w-card-meta{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}
#page-wrong .w-card-meta .tag{font-size:11px;padding:2px 8px;border-radius:4px;font-weight:600}
#page-wrong .w-card-meta .tag-single{background:#dbeafe;color:#1d4ed8}
#page-wrong .w-card-meta .tag-multi{background:#fce7f3;color:#be185d}
#page-wrong .w-card-meta .tag-judge{background:#dcfce7;color:#15803d}
#page-wrong .w-card-meta .tag-chapter{background:#f1f5f9;color:#64748b}
#page-wrong .w-card-meta .tag-hard{background:#fef2f2;color:#dc2626}
#page-wrong .w-card-q{font-size:14px;color:var(--text);line-height:1.6;margin-bottom:10px}
#page-wrong .w-card-ans{display:flex;gap:18px;font-size:13px;margin-bottom:10px}
#page-wrong .w-card-ans .mine{color:var(--bad);font-weight:700}
#page-wrong .w-card-ans .right{color:var(--ok);font-weight:700}
#page-wrong .w-card-actions{display:flex;gap:8px;flex-wrap:wrap}
#page-wrong .w-card-actions .w-btn{flex:1;background:none;border:1px solid var(--line);border-radius:6px;padding:7px 0;font-size:13px;cursor:pointer;color:var(--text);transition:.2s}
#page-wrong .w-card-actions .w-btn:hover{border-color:var(--p);color:var(--p)}
#page-wrong .w-card-actions .w-btn.primary{background:var(--p);color:#fff;border-color:var(--p)}
#page-wrong .w-card-actions .w-btn.danger{color:#dc2626;border-color:#fecaca}
#page-wrong .w-card-actions .w-btn.danger:hover{background:#fef2f2;color:#dc2626;border-color:#fecaca}
#page-wrong .w-empty{text-align:center;padding:50px 20px;color:var(--text-3);font-size:13px;background:#fff;border-radius:12px;box-shadow:var(--shadow-sm)}
#page-wrong .w-empty.hidden{display:none}
#page-wrong .w-empty-illo{margin-bottom:10px}
#page-wrong .w-empty p{margin:0;color:var(--text-3);font-size:14px}


/* 侧栏激活码项：文字左右对接（字符两端分布） */
#mainNav .nav-redeem .redeem-txt{flex:1;display:flex;justify-content:space-between}

/* ============ 电脑版 激活码兑换弹窗 ============ */
.redeem-mask{position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:960;display:none;place-items:center}
.redeem-mask.open{display:grid}
.redeem-dialog{width:320px;background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);overflow:hidden;animation:fadeIn .2s ease}
.redeem-dialog h3{text-align:center;font-size:16px;padding:18px 16px 14px}
.redeem-dialog input{display:block;width:calc(100% - 40px);margin:0 20px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px}
.redeem-dialog input:focus{border-color:var(--p)}
.redeem-foot{margin-top:16px;border-top:1px solid var(--line);padding:12px 16px;display:flex;justify-content:flex-end;gap:10px}

/* ============ 电脑版 侧栏二维码（后台可编辑） ============ */
.side-qr{width:120px;margin:0 auto 12px;text-align:center}
.side-qr.hidden{display:none}
.side-qr img{display:block;width:120px;height:120px;object-fit:contain;border-radius:8px;background:#fff}
.side-qr span{display:block;margin-top:6px;font-size:12px;color:var(--text-2);line-height:1.4}

/* ============ 电脑版 首次打开选择科目弹窗（图1） ============ */
.tsel-mask{position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:970;display:none;place-items:center}
.tsel-mask.open{display:grid}
.tsel-dialog{width:430px;max-width:92vw;background:#fff;border-radius:14px;box-shadow:var(--shadow-lg);padding:22px 26px 26px;animation:fadeIn .2s ease}
.tsel-dialog h3{text-align:center;font-size:17px;margin-bottom:18px}
.tsel-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 14px}
.tsel-pill{background:#f1f5f9;border:none;border-radius:22px;padding:12px 8px;font-size:14px;color:var(--text);cursor:pointer;transition:.2s;text-align:center}
.tsel-pill:hover{background:var(--p-light);color:var(--p)}
.tsel-pill.on{background:var(--p-light);color:var(--p);font-weight:700;box-shadow:inset 0 0 0 1.5px var(--p)}

/* 支付弹窗按钮容器 + 支付宝按钮（PC+Mobile 共用） */
.vp-pay-btns{display:flex;flex-direction:column;gap:10px;margin-top:18px}
.vp-ali-btn{display:flex;align-items:center;justify-content:center;gap:7px;width:100%;height:46px;border:0;border-radius:23px;background:#1677ff;color:#fff;font-size:16.5px;font-weight:700;cursor:pointer}
.vp-ali-ico{width:20px;height:20px;border-radius:50%;background:#fff;color:#1677ff;font-size:12px;font-weight:800;display:grid;place-items:center;flex-shrink:0}
.vp-pay-btns .vp-wx-btn{margin-top:0}

/* ============ 扫码支付弹窗（PC） ============ */
#payQrMask.pqr-mask, .modal-mask#payQrMask{z-index:980}
.pqr-box{position:relative;width:330px;background:#fff;border-radius:16px;padding:26px 26px 22px;text-align:center}
.pqr-close{position:absolute;top:10px;right:14px;font-size:24px;line-height:1;color:#9ca3af;background:none;border:0;cursor:pointer}
.pqr-box h3{font-size:18px;font-weight:800;color:#1f2937;margin-bottom:6px}
.pqr-amount{font-size:14px;color:#6b7280;margin-bottom:14px}
.pqr-amount b{font-size:24px;color:#dc2626;margin-left:2px}
.pqr-img{display:flex;justify-content:center;margin-bottom:12px}
.pqr-img img,.pqr-img canvas{display:block}
.pqr-tip{font-size:14px;color:#374151;font-weight:600;margin-bottom:4px}
.pqr-wait{font-size:12.5px;color:#9ca3af}
#payQrMask.modal-mask{display:none;background:rgba(0,0,0,.55)}
#payQrMask.modal-mask.show{display:grid}
.pqr-waiting{width:216px;height:216px;display:flex;flex-direction:column;gap:14px;align-items:center;justify-content:center;color:#6b7280}
.pqr-spin{width:42px;height:42px;border:4px solid #e5e7eb;border-top-color:#1677ff;border-radius:50%;animation:pqrspin .8s linear infinite}
@keyframes pqrspin{to{transform:rotate(360deg)}}

/* ============ PC 模拟考试（与手机端同款，作用于 #page-exam） ============ */
#page-exam .pcex-wrap{max-width:680px;margin:0 auto;padding:26px 16px 70px}
#page-exam .exam-stage{display:block}
#page-exam .exam-stage.hidden{display:none}
/* 入口页 */
#page-exam .ex-banner{position:relative;padding:26px 24px 34px;background:linear-gradient(135deg,#dbeafe 0%,#bfdbfe 50%,#e0e7ff 100%);overflow:hidden;border-radius:18px}
#page-exam .ex-banner::after{content:"";position:absolute;right:-30px;top:-20px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(59,130,246,.18),transparent 70%)}
#page-exam .ex-back{position:relative;z-index:2;background:none;border:none;padding:6px;cursor:pointer;color:#1f2937}
#page-exam .ex-banner-txt{position:relative;z-index:1;margin-top:8px}
#page-exam .ex-banner-txt h1{font-size:30px;font-weight:800;color:#1d4ed8;line-height:1.3;margin:0;letter-spacing:1px}
#page-exam .ex-banner-ico{position:absolute;right:24px;top:34px;z-index:1;opacity:.9}
#page-exam .ex-body{padding:0 4px;margin-top:-14px;position:relative;z-index:2}
#page-exam .ex-user-card{background:#fff;border-radius:18px;padding:20px 20px 18px;box-shadow:0 4px 18px rgba(0,0,0,.06)}
#page-exam .ex-user-row{display:flex;align-items:center;gap:12px;margin-bottom:16px}
#page-exam .ex-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#93c5fd,#3b82f6);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;flex-shrink:0}
#page-exam .ex-user-info{flex:1;min-width:0}
#page-exam .ex-user-info b{display:block;font-size:17px;color:#1f2937;font-weight:700}
#page-exam .ex-user-info span{font-size:13px;color:#94a3b8}
#page-exam .ex-banner-card{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#fef3c7,#fde68a);border-radius:12px;padding:12px 14px;margin-bottom:16px;cursor:pointer}
#page-exam .ex-bc-left{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
#page-exam .ex-bc-ico{font-size:22px}
#page-exam .ex-bc-title{display:block;font-size:15px;font-weight:800;color:#92400e}
#page-exam .ex-bc-sub{font-size:12px;color:#b45309}
#page-exam .ex-bc-btn{background:#f59e0b;color:#fff;border:none;border-radius:16px;padding:6px 14px;font-size:12px;font-weight:700;cursor:pointer;white-space:nowrap}
#page-exam .ex-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;text-align:center}
#page-exam .ex-stat b{display:block;font-size:22px;font-weight:800;color:#1f2937}
#page-exam .ex-stat span{font-size:12px;color:#94a3b8}
#page-exam .ex-actions{margin-top:18px;display:flex;flex-direction:column;gap:12px}
#page-exam .ex-btn{width:100%;padding:15px;border-radius:14px;font-size:16px;font-weight:700;cursor:pointer;border:none;display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;transition:filter .15s}
#page-exam .ex-btn:hover{filter:brightness(1.04)}
#page-exam .ex-btn-primary{background:linear-gradient(135deg,#3b82f6,#06b6d4);color:#fff;box-shadow:0 4px 14px rgba(59,130,246,.35)}
#page-exam .ex-btn-outline{background:#fff;color:#2563eb;border:1.5px solid #93c5fd;position:relative}
#page-exam .ex-btn small{width:100%;font-size:12px;font-weight:400;color:#94a3b8;margin-top:2px}
#page-exam .ex-tag{background:#ef4444;color:#fff;font-size:11px;font-weight:700;padding:2px 8px;border-radius:10px;font-style:normal;line-height:1.4}
/* VIP 考前须知 / 考生信息 */
#page-exam .ex-vip-top{display:flex;align-items:center;height:52px;padding:0 14px;background:#fff;border-bottom:.5px solid #ececec;border-radius:18px 18px 0 0}
#page-exam .ex-vip-title{flex:1;text-align:center;font-size:20px;font-weight:700;color:#1d2129;margin:0}
#page-exam .ex-vip-scroll{padding:22px 20px 40px;background:linear-gradient(160deg,#dbeafe 0%,#eff6ff 40%,#f5f6fa 100%);border-radius:0 0 18px 18px}
#page-exam .ex-notice-card{background:#fff;border-radius:14px;padding:26px 24px;box-shadow:0 2px 12px rgba(0,0,0,.05)}
#page-exam .ex-notice-head{font-size:23px;font-weight:800;color:#1d2129;text-align:center;line-height:1.5;margin:0 0 16px}
#page-exam .ex-notice-lead{font-size:16px;color:#333;line-height:1.7;margin:0 0 14px}
#page-exam .ex-notice-item{font-size:16px;color:#333;line-height:1.8;margin:0 0 12px}
#page-exam .ex-agree{display:flex;align-items:center;gap:10px;margin-top:20px;cursor:pointer;user-select:none}
#page-exam .ex-agree input{display:none}
#page-exam .ex-agree-box{width:22px;height:22px;border:1.5px solid #d1d5db;border-radius:4px;display:flex;align-items:center;justify-content:center;flex-shrink:0;background:#fff;transition:.15s}
#page-exam .ex-agree-box svg{opacity:0;transform:scale(.5);transition:.15s}
#page-exam .ex-agree input:checked + .ex-agree-box{background:#2f7cf5;border-color:#2f7cf5}
#page-exam .ex-agree input:checked + .ex-agree-box svg{opacity:1;transform:scale(1)}
#page-exam .ex-agree-text{font-size:16px;color:#ef4444;font-weight:600}
#page-exam .ex-trade-banner{background:linear-gradient(135deg,#3b82f6,#06b6d4);color:#fff;font-size:26px;font-weight:800;text-align:center;padding:20px;border-radius:12px;margin-bottom:16px;letter-spacing:2px}
#page-exam .ex-info-card{background:#fff;border-radius:12px;padding:20px 20px 16px;margin-bottom:16px}
#page-exam .ex-info-title{font-size:18px;font-weight:700;color:#2563eb;margin:0 0 8px}
#page-exam .ex-info-item{font-size:15px;color:#333;line-height:1.7;margin:0 0 10px}
#page-exam .ex-candidate-card{background:#fff;border-radius:12px;padding:20px;margin-bottom:20px}
#page-exam .ex-candidate-card p{font-size:16px;color:#333;margin:0 0 12px}
#page-exam .ex-candidate-card p:last-child{margin-bottom:0}
#page-exam .ex-candidate-card b{color:#1d2129;font-weight:600}
#page-exam .ex-start-btn{width:100%;height:50px;border:none;border-radius:10px;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;font-size:20px;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(59,130,246,.35)}
#page-exam .ex-start-btn:hover{filter:brightness(1.05)}
/* 答题页 */
#page-exam #examQuiz{--pq-scale:1;background:#fff;border-radius:18px;overflow:hidden;box-shadow:0 4px 18px rgba(0,0,0,.05)}
#page-exam .pq-top{position:relative;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:.5px solid #ececec;background:#fff}
#page-exam .pq-iconbtn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:none;border:none;cursor:pointer}
#page-exam .pq-iconbtn:hover{background:#f2f4f8}
#page-exam .pq-seg{position:absolute;left:50%;transform:translateX(-50%);display:flex;height:40px;align-items:center}
#page-exam .pq-seg .pq-seg-timer{display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;color:#2f7cf5;letter-spacing:1px}
#page-exam .pq-seg .pq-seg-timer.danger{color:#ff5a5f}
#page-exam .pq-scroll{background:#fff}
#page-exam .pq-content{padding:24px 26px 36px}
#page-exam .pq-stemrow{font-size:0}
#page-exam .pq-type{display:inline-block;background:#2f7cf5;color:#fff;font-size:14px;font-weight:600;padding:3px 9px;border-radius:4px;margin-right:8px;vertical-align:3px;line-height:1.5}
#page-exam .pq-stem{font-size:calc(19px * var(--pq-scale));font-weight:600;color:#15181e;line-height:1.55}
#page-exam .pq-images{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 0}
#page-exam .pq-images img{display:block;margin:0 auto;max-width:100%;width:auto;max-height:280px;height:auto;border:1px solid #eee;border-radius:8px;background:#fff;object-fit:contain;cursor:zoom-in}
#page-exam .pq-read{display:flex;gap:56px;padding-left:40px;margin:20px 0 6px}
#page-exam .pq-read-btn{display:inline-flex;align-items:center;gap:6px;background:none;border:none;font-size:calc(16px * var(--pq-scale));font-weight:500;padding:6px 2px;cursor:pointer}
#page-exam .pq-read-btn:hover{opacity:.75}
#page-exam .pq-read-btn{color:#2f7cf5}
#page-exam .pq-read-btn.plus{color:#ff7a12}
#page-exam .pq-options{margin-top:22px}
#page-exam .pq-opt{display:flex;align-items:center;width:100%;background:#fff;border:none;padding:0 0 22px;gap:16px;text-align:left;cursor:pointer}
#page-exam .pq-opt:last-child{padding-bottom:0}
#page-exam .pq-ico{position:relative;flex:none;width:42px;height:42px;border-radius:50%;border:1.6px solid #d9d9d9;background:#fff;display:grid;place-items:center}
#page-exam .pq-ico i{font-style:normal;font-size:20px;font-weight:500;color:#333}
#page-exam .pq-ico svg{position:absolute;inset:0;margin:auto;display:none}
#page-exam .pq-opt-text{font-size:calc(18px * var(--pq-scale));font-weight:600;color:#15181e;line-height:1.3}
#page-exam .pq-opt:hover .pq-ico{border-color:#2f7cf5}
#page-exam .pq-opt.is-pick .pq-ico{border-color:#2f7cf5}
#page-exam .pq-opt.is-pick .pq-ico i{color:#2f7cf5}
#page-exam .pq-opt.is-right .pq-ico{border-color:#2f7cf5;background:#2f7cf5}
#page-exam .pq-opt.is-right .pq-ico i{display:none}
#page-exam .pq-opt.is-right .pq-ico-ok{display:block}
#page-exam .pq-opt.is-wrong .pq-ico{border-color:#ff5a5f;background:#ff5a5f}
#page-exam .pq-opt.is-wrong .pq-ico i{display:none}
#page-exam .pq-opt.is-wrong .pq-ico-no{display:block}
#page-exam .pq-opt-img-wrap{flex-direction:row;align-items:flex-start;gap:14px;padding:16px 0}
#page-exam .pq-opt-img{display:block;width:auto;max-width:none;max-height:170px;height:170px;border:1px solid #e5e7eb;border-radius:10px;background:#fff;object-fit:contain;cursor:zoom-in}
#page-exam .pq-multi-submit{width:100%;margin-top:16px;height:46px;border-radius:10px;background:#2f7cf5;color:#fff;font-size:17px;font-weight:600;border:none;cursor:pointer}
#page-exam .pq-result{display:none;margin-top:20px;background:#ebf2fc;border-radius:10px;padding:16px 20px;line-height:1.4;color:#222;font-weight:500;font-size:calc(16px * var(--pq-scale))}
#page-exam .pq-result.show{display:block}
#page-exam .pq-result em{font-style:normal;font-weight:700;margin-left:6px}
#page-exam .pq-result .c{color:#2f7cf5}
#page-exam .pq-result .bad{color:#ff4d4f}
#page-exam .pq-result .r-gap{margin-left:54px}
#page-exam .pq-analysis{margin-top:28px}
#page-exam .pq-analysis.locked{display:none}
#page-exam .pq-a{margin-bottom:30px}
#page-exam .pq-a:last-child{margin-bottom:0}
#page-exam .pq-a-title{display:flex;align-items:center;line-height:1.3;font-weight:700;color:#15181e;font-size:calc(19px * var(--pq-scale));margin:0}
#page-exam .pq-vip{font-style:normal;font-size:13px;font-weight:500;color:#b0741c;background:#f6e4c1;border-radius:4px;padding:3px 9px;margin-left:10px;line-height:1.4;white-space:nowrap}
#page-exam .pq-a-body{margin-top:12px;line-height:1.75;color:#5b5f68;word-break:break-word;font-size:calc(16px * var(--pq-scale))}
#page-exam .pq-a-body .skill-quote{display:block;background:var(--p-light);border-left:4px solid var(--p);padding:12px 14px;border-radius:0 9px 9px 0;font-weight:600}
#page-exam .pq-a-body .ai-text{white-space:pre-wrap;line-height:1.75;margin-top:12px;font-size:15px;color:#3a3f4a}
#page-exam .pq-ai-btn{color:#2f7cf5;border:1.5px solid #2f7cf5;background:#fff;border-radius:8px;padding:7px 22px;font-size:14px;font-weight:600;cursor:pointer}
#page-exam .pq-ai-btn:hover{background:#ebf2fc}
#page-exam .pq-empty{padding:80px 24px;text-align:center;color:#9aa0ab;font-size:16px;line-height:1.8}
#page-exam .pq-go{display:block;margin:18px auto 0;padding:10px 22px;background:#2f7cf5;color:#fff;border-radius:10px;font-size:15px;font-weight:600;border:none;cursor:pointer}
#page-exam .pq-a.is-lock{position:relative}
#page-exam .pq-a.is-lock .pq-vip{background:#e6e2d8;color:#928d80}
#page-exam .pq-a.is-lock .pq-a-body{white-space:nowrap;overflow:hidden;opacity:1;pointer-events:none;user-select:none}
#page-exam .ag-blur{filter:blur(2px)}
#page-exam .pq-a .ag-lock{position:absolute;right:0;left:42%;display:flex;justify-content:flex-end;align-items:center;padding-left:48px;pointer-events:none}
#page-exam .pq-a .ag-unlock{pointer-events:auto;flex:none;border:none;border-radius:999px;color:#fff;font-size:14px;font-weight:600;background:linear-gradient(180deg,#f8bd63,#dc8a2c);padding:7px 18px;cursor:pointer;box-shadow:0 4px 10px rgba(206,132,38,.35)}
#page-exam .pq-a .ag-unlock:hover{filter:brightness(1.05)}
/* 答题页底部栏 */
#page-exam .pq-bottom{position:sticky;bottom:0;display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 20px;background:#fff;border-top:.5px solid #e8e8e8;z-index:5}
#page-exam .pq-fav{display:flex;align-items:center;gap:7px;background:none;border:none;font-size:18px;color:#222;padding:6px 4px;cursor:pointer}
#page-exam .pq-fav.faved .pq-fav-ico path:first-child{fill:#2f7cf5}
#page-exam .pq-submit-btn{flex:none;margin-left:6px;padding:0 18px;height:36px;border:none;border-radius:18px;background:var(--p);color:#fff;font-size:15px;font-weight:700;cursor:pointer}
#page-exam .pq-submit-btn:hover{filter:brightness(1.05)}
#page-exam .pq-stats{display:flex;align-items:center;gap:18px}
#page-exam .pq-stat{display:inline-flex;align-items:center;gap:5px}
#page-exam .pq-stat b{font-size:19px;font-weight:600}
/* 答题卡弹层（PC 居中底部弹卡） */
#page-exam .pq-sheet-mask{position:fixed;inset:0;z-index:300;background:rgba(0,0,0,.42);opacity:0;visibility:hidden;transition:opacity .22s}
#page-exam .pq-sheet-mask.show{opacity:1;visibility:visible}
#page-exam .pq-sheet{position:fixed;left:50%;bottom:0;z-index:301;width:560px;max-width:92vw;max-height:72vh;display:flex;flex-direction:column;background:#fff;border-radius:16px 16px 0 0;padding:18px 18px 20px;transform:translate(-50%,100%);transition:transform .25s ease}
#page-exam .pq-sheet.show{transform:translate(-50%,0)}
#page-exam .pq-sheet-head{display:flex;align-items:center;justify-content:space-between;font-size:17px;margin-bottom:12px}
#page-exam .pq-sheet-head button{padding:6px;background:none;border:none;cursor:pointer}
#page-exam .pq-sheet-stats{display:flex;align-items:center;justify-content:space-around;padding:6px 4px 16px}
#page-exam .pq-sheet-stats .ps-item{display:inline-flex;align-items:center;gap:6px;color:#1d2129}
#page-exam .pq-sheet-stats .ps-item b{font-size:17px;font-weight:700}
#page-exam .pq-sheet-stats .ps-prog{color:#6b7078}
#page-exam .pq-sheet-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:10px;overflow-y:auto;padding-bottom:8px}
#page-exam .pq-sheet-grid button{height:42px;border:none;border-radius:9px;background:#eef1f6;font-size:15px;font-weight:600;color:#333;cursor:pointer}
#page-exam .pq-sheet-grid button.cur{outline:2px solid #2f7cf5;color:#2f7cf5;background:#eaf2fc}
#page-exam .pq-sheet-grid button.ok{background:#2f7cf5;color:#fff}
#page-exam .pq-sheet-grid button.bad{background:#ff5a5f;color:#fff}
/* 交卷确认弹窗 */
#page-exam .eq-modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:999;padding:24px}
#page-exam .eq-modal-mask.show{display:flex}
#page-exam .eq-modal{background:#fff;border-radius:18px;padding:26px 24px;width:100%;max-width:360px;text-align:center}
#page-exam .eq-modal h2{font-size:20px;font-weight:800;color:#1f2937;margin:0 0 6px}
#page-exam .esm-time{color:#ef4444;font-size:14px;margin:0 0 12px}
#page-exam .esm-illu{margin:0 auto 12px;display:flex;justify-content:center}
#page-exam .esm-stats{display:flex;justify-content:space-around;margin:12px 0 20px}
#page-exam .esm-stats div{flex:1}
#page-exam .esm-stats b{display:block;font-size:22px;font-weight:800;color:#1f2937}
#page-exam .esm-stats span{font-size:12px;color:#94a3b8}
#page-exam .esm-btns{display:flex;gap:10px}
#page-exam .esm-btn{flex:1;padding:12px;border-radius:24px;font-size:15px;font-weight:700;cursor:pointer;border:none}
#page-exam .esm-btn-outline{background:#fff;color:#2563eb;border:1.5px solid #bfdbfe}
#page-exam .esm-btn-primary{background:linear-gradient(135deg,#3b82f6,#06b6d4);color:#fff}
/* 成绩单 */
#page-exam .er-topbar{display:flex;align-items:center;gap:12px;padding:14px 16px;background:#fff;border-radius:18px 18px 0 0}
#page-exam .er-back{background:none;border:none;cursor:pointer;padding:4px}
#page-exam .er-title{font-size:18px;font-weight:700;color:#1f2937;margin:0;flex:1;text-align:center;margin-right:32px}
#page-exam .er-body{padding:22px 20px 44px;background:#f5f6fa;border-radius:0 0 18px 18px}
#page-exam .er-score-ring{position:relative;width:180px;height:180px;margin:10px auto 24px;display:flex;align-items:center;justify-content:center}
#page-exam .er-ring{width:100%;height:100%}
#page-exam .er-score-center{position:absolute;text-align:center}
#page-exam .er-score-center b{display:block;font-size:42px;font-weight:800;color:#1f2937;line-height:1}
#page-exam .er-score-center span{font-size:14px;color:#94a3b8;margin-top:4px;display:block}
#page-exam .er-login-banner{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#fef3c7,#fde68a);border-radius:14px;padding:12px 16px;margin-bottom:18px}
#page-exam .er-lb-left{display:flex;align-items:center;gap:12px}
#page-exam .er-lb-avatar{width:40px;height:40px;border-radius:50%;background:#fff;color:#92400e;display:flex;align-items:center;justify-content:center;font-weight:700}
#page-exam .er-lb-left b{display:block;font-size:15px;color:#92400e}
#page-exam .er-lb-left span{font-size:12px;color:#b45309}
#page-exam .er-lb-btn{background:#f59e0b;color:#fff;border:none;border-radius:16px;padding:6px 14px;font-size:13px;font-weight:700;cursor:pointer}
#page-exam .er-actions{display:flex;flex-direction:column;gap:10px}
#page-exam .er-action{display:flex;align-items:center;gap:12px;background:#fff;border-radius:12px;padding:14px}
#page-exam .er-a-ico{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
#page-exam .er-a-info{flex:1;min-width:0}
#page-exam .er-a-info b{display:block;font-size:15px;color:#1f2937;font-weight:700}
#page-exam .er-a-info span{font-size:12px;color:#94a3b8}
#page-exam .er-a-btn{background:#fff;color:#2563eb;border:1.5px solid #bfdbfe;border-radius:16px;padding:6px 16px;font-size:13px;font-weight:700;cursor:pointer;white-space:nowrap}
#page-exam .er-a-btn:hover{background:#eff6ff}

/* 已是VIP：套餐卡与购买按钮置灰，禁止重复购买 */
.vp-plan.is-owned{opacity:.45;pointer-events:none}
.vp-btn-owned,.vp-btn-owned:disabled{cursor:not-allowed;pointer-events:none;opacity:1}