/* ============ 鹿鸣英语 · 设计系统 ============ */
:root{
  --bg:#F7F3E9; --bg2:#EFE9DA; --surface:#FFFFFF; --overlay:rgba(31,61,43,.55);
  --ink:#1F3D2B; --ink2:#4A6355; --ink3:#7E9386;
  --line:rgba(31,61,43,.12); --line2:rgba(31,61,43,.2);
  --green:#2F9E63; --green-deep:#1C7A4A; --green-soft:#E3F4E9;
  --coral:#FF7A45; --coral-deep:#F25C2A; --coral-soft:#FFEDE3;
  --sun:#FFC53D; --sun-soft:#FFF4D6;
  --sky:#3BA7DB; --sky-soft:#E3F2FB;
  --grape:#8B5CF6; --grape-soft:#F0E9FE;
  --danger:#E5484D; --warning:#F5A623; --info:#3BA7DB; --success:#2F9E63;
  --r-lg:24px; --r-md:16px; --r-sm:10px;
  --shadow:0 10px 30px rgba(31,61,43,.10);
  --shadow-sm:0 4px 14px rgba(31,61,43,.08);
  --nav-h:68px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px)}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--sun);color:var(--ink)}
/* 自定义滚动条 */
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--green);border-radius:8px;border:3px solid var(--bg2)}
::-webkit-scrollbar-thumb:hover{background:var(--green-deep)}
*{scrollbar-width:thin;scrollbar-color:var(--green) var(--bg2)}
img{max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select{font-family:inherit}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.grain{position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.05;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E")}

/* ============ 导航 ============ */
.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;background:rgba(247,243,233,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.nav.scrolled{box-shadow:var(--shadow-sm)}
.nav-inner{max-width:1180px;margin:0 auto;height:100%;display:flex;align-items:center;gap:20px;padding:0 24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px}
.brand-mark{font-size:26px;display:inline-block;animation:sprout 3.2s ease-in-out infinite}
@keyframes sprout{0%,100%{transform:rotate(-6deg)}50%{transform:rotate(8deg) translateY(-2px)}}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text small{font-size:10px;font-weight:600;color:var(--ink3);letter-spacing:.14em}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{padding:8px 14px;border-radius:999px;font-size:15px;font-weight:600;color:var(--ink2);transition:.2s}
.nav-links a:hover{background:var(--green-soft);color:var(--green-deep)}
.nav-links a.active{background:var(--ink);color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{width:40px;height:40px;border-radius:12px;border:1.5px solid var(--line2);background:var(--surface);font-size:17px;display:grid;place-items:center;transition:.2s}
.icon-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.menu-btn{display:none}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:999px;font-weight:700;font-size:16px;padding:14px 30px;transition:.22s;line-height:1.2}
.btn:active{transform:scale(.97)}
.btn-primary{background:linear-gradient(120deg,var(--coral),var(--coral-deep));color:#fff;box-shadow:0 6px 18px rgba(242,92,42,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(242,92,42,.45)}
.btn-green{background:linear-gradient(120deg,var(--green),var(--green-deep));color:#fff;box-shadow:0 6px 18px rgba(47,158,99,.3)}
.btn-green:hover{transform:translateY(-3px)}
.btn-ghost{background:var(--surface);border:2px solid var(--line2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--green);color:var(--green-deep);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-lg{padding:17px 40px;font-size:18px}
.btn[disabled]{opacity:.5;pointer-events:none}

/* ============ 通用组件 ============ */
main{padding-top:var(--nav-h);min-height:80vh}
.section{padding:72px 0}
.section-head{text-align:center;max-width:640px;margin:0 auto 44px}
.eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--green-deep);background:var(--green-soft);border:1.5px solid rgba(47,158,99,.3);padding:5px 14px;border-radius:999px;margin-bottom:14px}
.section-head h2{font-size:clamp(26px,3.6vw,36px);font-weight:800;line-height:1.3}
.section-head p{color:var(--ink2);margin-top:10px;font-size:16px}
.card{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--shadow-sm)}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:999px;background:var(--bg2);color:var(--ink2)}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ============ Hero ============ */
.hero{position:relative;padding:84px 0 90px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-1;
  background:radial-gradient(700px 420px at 12% 8%,rgba(47,158,99,.16),transparent 60%),
             radial-gradient(640px 420px at 88% 18%,rgba(255,197,61,.22),transparent 60%),
             radial-gradient(720px 480px at 70% 96%,rgba(59,167,219,.14),transparent 62%),
             linear-gradient(160deg,#F9F6EE,#F1F0E4)}
.hero-blob{position:absolute;border-radius:50%;filter:blur(2px);opacity:.5;z-index:-1;animation:drift 12s ease-in-out infinite}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(24px,-20px) scale(1.06)}}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(32px,4.6vw,52px);font-weight:900;line-height:1.22;letter-spacing:.01em;margin:18px 0 16px}
.hero h1 .hl{position:relative;color:var(--green-deep);white-space:nowrap}
.hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:12px;background:var(--sun);opacity:.55;border-radius:6px;z-index:-1}
.hero-sub{font-size:17px;color:var(--ink2);max-width:520px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-stats{display:flex;gap:26px;margin-top:38px;flex-wrap:wrap}
.hstat b{font-size:26px;font-weight:900;color:var(--green-deep);display:block;line-height:1.1}
.hstat span{font-size:13px;color:var(--ink3);font-weight:600}
.hero-float{position:absolute;font-size:34px;opacity:.85;animation:floaty 6s ease-in-out infinite;z-index:0;pointer-events:none}
@keyframes floaty{0%,100%{transform:translateY(var(--py,0px)) rotate(-4deg)}50%{transform:translateY(calc(var(--py,0px) - 18px)) rotate(6deg)}}
/* 等级阶梯卡 */
.ladder-card{background:var(--surface);border:2px solid var(--line);border-radius:28px;padding:26px;box-shadow:var(--shadow);position:relative}
.ladder-card h3{font-size:16px;font-weight:800;margin-bottom:4px}
.ladder-card .sub{font-size:12.5px;color:var(--ink3);margin-bottom:16px}
.ladder{display:flex;flex-direction:column-reverse;gap:7px}
.ladder-row{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:12px;background:var(--bg);border:1.5px solid transparent;transition:.2s;cursor:default}
.ladder-row:hover{border-color:var(--line2);transform:translateX(6px)}
.ladder-dot{width:14px;height:14px;border-radius:50%;flex:none}
.ladder-row b{font-size:14px;min-width:58px}
.ladder-row span{font-size:12px;color:var(--ink2)}
.ladder-row .exam{margin-left:auto;font-size:11.5px;font-weight:700;color:var(--ink3)}

/* ============ 步骤/维度/方案卡 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step-card{position:relative;text-align:left}
.step-num{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:22px;font-weight:900;color:#fff;margin-bottom:16px}
.step-card h3{font-size:19px;font-weight:800;margin-bottom:8px}
.step-card p{font-size:14.5px;color:var(--ink2)}
.dims{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.dim-card{text-align:center;padding:30px 20px}
.dim-icon{font-size:40px;display:block;margin-bottom:12px}
.dim-card h3{font-size:18px;font-weight:800;margin-bottom:6px}
.dim-card p{font-size:13.5px;color:var(--ink2)}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pillar{overflow:hidden;position:relative}
.pillar-top{height:8px;border-radius:8px;margin:-26px -26px 20px}
.pillar h3{font-size:20px;font-weight:800;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.pillar p{font-size:14px;color:var(--ink2);margin-bottom:14px}
.pillar .chips{display:flex;flex-wrap:wrap;gap:8px}
.pillar .more{display:inline-block;margin-top:16px;font-weight:700;font-size:14px;color:var(--green-deep)}
/* 等级横条 */
.level-strip{display:flex;gap:10px;overflow-x:auto;padding:6px 2px 14px}
.level-pill{flex:none;min-width:118px;border-radius:16px;padding:14px;border:2px solid var(--line);background:var(--surface);text-align:center;transition:.2s;cursor:pointer}
.level-pill:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.level-pill b{display:block;font-size:17px}
.level-pill span{font-size:11.5px;color:var(--ink2);font-weight:600}
/* FAQ */
.faq{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:18px 22px;font-size:16px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:12px;color:var(--ink)}
.faq-q .arrow{transition:.3s;font-size:14px;color:var(--ink3)}
.faq-item.open .arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--ink2);font-size:14.5px}
.faq-a div{padding:0 22px 18px}

/* ============ 测评 ============ */
.test-wrap{max-width:760px;margin:0 auto;padding:48px 24px 80px}
.mascot-row{display:flex;gap:14px;align-items:flex-start;margin-bottom:26px}
.mascot{font-size:46px;line-height:1;flex:none;animation:floaty 4s ease-in-out infinite}
.bubble{background:var(--surface);border:2px solid var(--line);border-radius:4px 20px 20px 20px;padding:16px 20px;font-size:15.5px;font-weight:600;box-shadow:var(--shadow-sm)}
.bubble small{display:block;font-weight:400;color:var(--ink3);font-size:12.5px;margin-top:4px}
.intake-card{padding:32px}
.field{margin-bottom:26px}
.field-label{font-weight:800;font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.age-row{display:flex;align-items:center;gap:20px}
.age-big{font-size:44px;font-weight:900;color:var(--green-deep);min-width:96px;text-align:center;line-height:1}
.age-big small{display:block;font-size:13px;color:var(--ink3);font-weight:700;margin-top:6px}
input[type=range]{flex:1;-webkit-appearance:none;appearance:none;height:12px;border-radius:8px;background:linear-gradient(90deg,var(--green) var(--fill,20%),var(--bg2) var(--fill,20%));outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:30px;height:30px;border-radius:50%;background:#fff;border:4px solid var(--green);box-shadow:var(--shadow-sm);cursor:grab}
input[type=range]::-moz-range-thumb{width:26px;height:26px;border-radius:50%;background:#fff;border:4px solid var(--green);cursor:grab}
.stage-tag{font-size:13px;font-weight:700;color:var(--ink2);background:var(--sun-soft);padding:4px 12px;border-radius:999px;margin-top:10px;display:inline-block}
.text-input{width:100%;padding:13px 16px;border-radius:12px;border:2px solid var(--line2);font-size:15px;background:var(--surface);transition:.2s}
.text-input:focus{outline:none;border-color:var(--green)}
.self-options{display:flex;flex-direction:column;gap:10px}
.self-opt{display:flex;gap:12px;align-items:center;padding:14px 16px;border-radius:14px;border:2px solid var(--line);background:var(--surface);cursor:pointer;transition:.18s;font-size:14.5px;font-weight:600;text-align:left}
.self-opt:hover{border-color:var(--green)}
.self-opt.sel{border-color:var(--green);background:var(--green-soft)}
.self-opt .radio{width:20px;height:20px;border-radius:50%;border:2.5px solid var(--line2);flex:none;display:grid;place-items:center;transition:.18s}
.self-opt.sel .radio{border-color:var(--green)}
.self-opt.sel .radio::after{content:"";width:10px;height:10px;border-radius:50%;background:var(--green)}
/* 答题 */
.quiz-top{display:flex;align-items:center;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.quiz-progress{flex:1;min-width:160px;height:12px;border-radius:8px;background:var(--bg2);overflow:hidden}
.quiz-progress i{display:block;height:100%;border-radius:8px;background:linear-gradient(90deg,var(--green),var(--sun));transition:width .5s ease}
.quiz-count{font-size:13px;font-weight:800;color:var(--ink2)}
.dim-badge{font-size:12.5px;font-weight:800;padding:5px 14px;border-radius:999px;color:#fff}
.qcard{padding:30px;position:relative;overflow:hidden}
.qcard.shake{animation:shake .45s}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-8px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(5px)}}
.q-prompt{font-size:19px;font-weight:800;margin:14px 0 18px;line-height:1.5}
.q-stimulus{font-size:72px;text-align:center;padding:18px 0 6px;line-height:1.1}
.q-passage{background:var(--sun-soft);border:2px dashed rgba(245,166,35,.5);border-radius:14px;padding:16px 18px;font-size:15.5px;line-height:1.8;margin-bottom:18px}
.audio-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:20px;border-radius:18px;border:none;background:linear-gradient(120deg,var(--sky),#2B8FC4);color:#fff;font-size:18px;font-weight:800;box-shadow:0 6px 18px rgba(59,167,219,.35);transition:.2s;margin-bottom:6px}
.audio-btn:hover{transform:translateY(-2px)}
.audio-btn.playing{animation:pulse 1.1s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(59,167,219,.5)}50%{box-shadow:0 0 0 14px rgba(59,167,219,0)}}
.audio-hint{text-align:center;font-size:12.5px;color:var(--ink3);margin-bottom:14px}
.audio-fallback{background:var(--sky-soft);border-radius:12px;padding:12px 16px;font-size:15px;font-weight:700;text-align:center;margin-bottom:14px;color:#1D6E9E}
.opts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:8px}
.opts.three{grid-template-columns:repeat(3,1fr)}
.opt{border:2.5px solid var(--line);background:var(--surface);border-radius:16px;padding:16px 14px;font-size:15.5px;font-weight:700;display:flex;flex-direction:column;align-items:center;gap:6px;transition:.16s;color:var(--ink);min-height:64px;justify-content:center}
.opt .oe{font-size:40px;line-height:1}
.opt:hover:not([disabled]){border-color:var(--sky);transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.opt.correct{border-color:var(--success);background:var(--green-soft);animation:pop .4s}
.opt.wrong{border-color:var(--danger);background:#FDE8E8}
.opt.dim{opacity:.5}
.opt[disabled]{cursor:default}
@keyframes pop{0%{transform:scale(.94)}60%{transform:scale(1.04)}100%{transform:scale(1)}}
.q-foot{display:flex;justify-content:space-between;align-items:center;margin-top:20px;gap:12px}
.skip-btn{background:none;border:none;color:var(--ink3);font-size:14px;font-weight:700;padding:10px 14px;border-radius:10px}
.skip-btn:hover{background:var(--bg2);color:var(--ink2)}
.explain{margin-top:16px;padding:13px 16px;border-radius:12px;font-size:14px;font-weight:600;display:none}
.explain.show{display:block;animation:pop .35s}
.explain.ok{background:var(--green-soft);color:var(--green-deep)}
.explain.no{background:var(--sun-soft);color:#9A6B00}
.confetti{position:absolute;width:10px;height:10px;border-radius:3px;pointer-events:none;animation:conf .9s ease-out forwards}
@keyframes conf{0%{transform:translate(0,0) rotate(0);opacity:1}100%{transform:translate(var(--cx),var(--cy)) rotate(320deg);opacity:0}}
.round-splash{text-align:center;padding:70px 20px}
.round-splash .big{font-size:64px;animation:pop .5s}
.round-splash h3{font-size:24px;font-weight:900;margin:14px 0 8px}
.round-splash p{color:var(--ink2)}

/* ============ 报告 ============ */
.report{max-width:980px;margin:0 auto;padding:48px 24px 80px}
.report-hero{border-radius:28px;padding:38px;color:#fff;position:relative;overflow:hidden;background:var(--rc,#2F9E63);background:linear-gradient(130deg,var(--rc,#2F9E63),color-mix(in srgb,var(--rc,#2F9E63) 60%,#1F3D2B))}
.report-hero::after{content:"🎉";position:absolute;right:26px;top:20px;font-size:52px;opacity:.9;animation:floaty 4s infinite}
.rh-top{display:flex;gap:26px;align-items:center;flex-wrap:wrap}
.level-badge{width:120px;height:120px;border-radius:32px;background:rgba(255,255,255,.16);border:3px solid rgba(255,255,255,.5);display:grid;place-items:center;flex:none;backdrop-filter:blur(4px)}
.level-badge b{font-size:34px;font-weight:900;line-height:1}
.level-badge span{font-size:13px;font-weight:700;opacity:.9}
.rh-info h1{font-size:clamp(24px,3.4vw,34px);font-weight:900;line-height:1.25}
.rh-info .sub{opacity:.92;font-size:15px;margin-top:6px;max-width:520px}
.rh-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.rh-chip{background:rgba(255,255,255,.18);border:1.5px solid rgba(255,255,255,.4);padding:5px 14px;border-radius:999px;font-size:13px;font-weight:700}
.rh-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.rh-stat{background:rgba(255,255,255,.14);border-radius:16px;padding:14px;text-align:center}
.rh-stat b{font-size:22px;font-weight:900;display:block}
.rh-stat span{font-size:12px;opacity:.9}
.report-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:26px}
.report-section{margin-top:34px}
.report-section>h2{font-size:22px;font-weight:900;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.radar-box{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.radar-box svg{flex:none}
.dim-bars{flex:1;min-width:220px;display:flex;flex-direction:column;gap:12px}
.dim-bar-row{font-size:13.5px}
.dim-bar-row .lbl{display:flex;justify-content:space-between;font-weight:700;margin-bottom:4px}
.dim-bar{height:10px;border-radius:6px;background:var(--bg2);overflow:hidden}
.dim-bar i{display:block;height:100%;border-radius:6px;transition:width 1s ease}
.dim-note{font-size:12px;color:var(--ink3)}
/* 方案卡 */
.plan-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.plan-card{padding:22px;display:flex;flex-direction:column;gap:10px}
.plan-card .pc-top{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.plan-card h3{font-size:18px;font-weight:800}
.plan-card .pub{font-size:12px;color:var(--ink3)}
.start-level{background:var(--coral-soft);color:var(--coral-deep);font-weight:900;font-size:15px;border-radius:12px;padding:10px 14px;text-align:center;border:2px dashed rgba(255,122,69,.5)}
.plan-card .feat{font-size:13.5px;color:var(--ink2)}
.pros-cons{font-size:12.5px;display:flex;flex-direction:column;gap:4px}
.pros-cons .pro{color:var(--green-deep)}
.pros-cons .con{color:#B26A00}
.role-badge{font-size:11.5px;font-weight:800;padding:3px 10px;border-radius:999px;color:#fff;flex:none}
.anim-meta{display:flex;flex-wrap:wrap;gap:6px}
.anim-method{font-size:12.5px;color:var(--ink2);background:var(--bg);border-radius:10px;padding:8px 10px}
.read-table{width:100%;border-collapse:collapse;font-size:14px}
.read-table th,.read-table td{padding:11px 14px;text-align:left;border-bottom:1.5px solid var(--line)}
.read-table th{font-size:12.5px;color:var(--ink3);font-weight:700;background:var(--bg)}
.read-table td b{color:var(--green-deep)}
.book-chips{display:flex;flex-wrap:wrap;gap:8px}
.book-chip{background:var(--sky-soft);color:#1D6E9E;font-size:13px;font-weight:700;padding:6px 12px;border-radius:999px}
/* 时间线 */
.timeline{position:relative;padding-left:30px;display:flex;flex-direction:column;gap:20px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:3px;border-radius:3px;background:linear-gradient(var(--green),var(--sun),var(--sky))}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;left:-27px;top:6px;width:15px;height:15px;border-radius:50%;background:#fff;border:4px solid var(--green)}
.tl-when{font-size:12.5px;font-weight:800;color:var(--green-deep);letter-spacing:.05em}
.tl-item h3{font-size:16.5px;font-weight:800;margin:2px 0}
.tl-item p{font-size:13.5px;color:var(--ink2)}
.weekly-table{width:100%;border-collapse:collapse;font-size:14px}
.weekly-table th,.weekly-table td{padding:12px 14px;border-bottom:1.5px solid var(--line);text-align:left;vertical-align:top}
.weekly-table th{background:var(--bg);font-size:12.5px;color:var(--ink3)}
.weekly-table td:first-child{font-weight:800;white-space:nowrap}
.report-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:36px;justify-content:center}
.disclaimer{font-size:12px;color:var(--ink3);text-align:center;margin-top:22px}

/* ============ 等级体系页 ============ */
.levels-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.level-card{border-top:8px solid var(--lc);padding:22px}
.level-card .code{font-size:24px;font-weight:900;color:var(--lc)}
.level-card h3{font-size:16px;font-weight:800;margin:2px 0 8px}
.level-card p{font-size:13px;color:var(--ink2)}
.level-card .meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.compare-wrap{overflow-x:auto;border-radius:var(--r-lg);border:1.5px solid var(--line);background:var(--surface)}
.compare-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:760px}
.compare-table th,.compare-table td{padding:12px 14px;border-bottom:1.5px solid var(--line);text-align:left;white-space:nowrap}
.compare-table th{background:var(--ink);color:#fff;font-size:12.5px;position:sticky;top:0}
.compare-table tr:last-child td{border-bottom:none}
.compare-table td:first-child{font-weight:900}

/* ============ 资源库 ============ */
.lib-tabs{display:flex;gap:10px;justify-content:center;margin-bottom:26px;flex-wrap:wrap}
.lib-tab{padding:11px 26px;border-radius:999px;border:2px solid var(--line2);background:var(--surface);font-weight:800;font-size:15px;color:var(--ink2);transition:.2s}
.lib-tab.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.lib-filters{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:24px;justify-content:center}
.lib-filters select,.lib-filters input{padding:10px 14px;border-radius:12px;border:2px solid var(--line2);background:var(--surface);font-size:14px;font-weight:600;color:var(--ink)}
.lib-filters input{min-width:200px}
.lib-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lib-card{padding:22px;cursor:pointer;transition:.2s;display:flex;flex-direction:column;gap:8px}
.lib-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.lib-card h3{font-size:17.5px;font-weight:800}
.lib-card .tag{font-size:12px;font-weight:800;color:var(--coral-deep)}
.lib-card .desc{font-size:13px;color:var(--ink2)}
.lib-card .meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:8px}
.tier-group{margin-bottom:30px}
.tier-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.tier-head h3{font-size:18px;font-weight:900}
.tier-head .line{flex:1;height:2px;background:var(--line);border-radius:2px}
.anim-card{cursor:default}
.threshold{font-size:12px;font-weight:800;color:var(--sky)}
/* 分级/章节书 */
.graded-card{padding:24px;margin-bottom:18px}
.graded-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:8px}
.graded-head h3{font-size:19px;font-weight:900}
.stars{color:var(--sun);letter-spacing:2px;font-size:14px}
.graded-map{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}
.gm-cell{background:var(--bg);border-radius:10px;padding:7px 10px;font-size:12px;text-align:center;min-width:72px}
.gm-cell b{display:block;font-size:11px;color:var(--ink3)}
.chapter-ladder{display:flex;flex-direction:column;gap:14px}
.chapter-row{display:flex;gap:16px;align-items:flex-start;padding:18px;border-radius:16px;background:var(--surface);border:1.5px solid var(--line)}
.chapter-stage{flex:none;width:110px}
.chapter-stage b{font-size:16px;font-weight:900;display:block}
.chapter-stage span{font-size:11.5px;color:var(--ink3);font-weight:700}

/* ============ 记录页 ============ */
.history-list{display:flex;flex-direction:column;gap:14px;max-width:760px;margin:0 auto}
.history-card{display:flex;align-items:center;gap:18px;padding:20px 24px;flex-wrap:wrap}
.history-badge{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;color:#fff;font-weight:900;font-size:17px;flex:none}
.history-info{flex:1;min-width:180px}
.history-info b{font-size:16px}
.history-info p{font-size:13px;color:var(--ink3)}
.empty-state{text-align:center;padding:80px 20px}
.empty-state .big{font-size:64px}
.empty-state h3{font-size:20px;font-weight:800;margin:14px 0 8px}
.empty-state p{color:var(--ink2);margin-bottom:24px}

/* ============ 弹窗 / Toast ============ */
.modal-mask{position:fixed;inset:0;background:var(--overlay);z-index:200;display:grid;place-items:center;padding:24px;backdrop-filter:blur(3px)}
.modal-mask[hidden]{display:none}
.modal{background:var(--surface);border-radius:24px;max-width:640px;width:100%;max-height:84vh;overflow-y:auto;padding:32px;position:relative;animation:pop .3s}
.modal-close{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;border:none;background:var(--bg2);font-size:16px}
.modal h2{font-size:22px;font-weight:900;margin-bottom:4px;padding-right:40px}
.modal .sub{color:var(--ink3);font-size:13px;margin-bottom:18px}
.toast-wrap{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:300;display:flex;flex-direction:column;gap:10px;align-items:center}
.toast{background:var(--ink);color:#fff;padding:13px 22px;border-radius:14px;font-size:14px;font-weight:600;box-shadow:var(--shadow);display:flex;gap:14px;align-items:center;animation:toastIn .3s}
.toast button{background:none;border:none;color:var(--sun);font-weight:800;font-size:14px}
@keyframes toastIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

/* ============ 页脚 ============ */
.footer{background:var(--ink);color:#CFE0D5;padding:44px 0;margin-top:40px}
.footer-brand{font-size:17px;margin-bottom:12px;color:#fff}
.footer-note{font-size:12.5px;line-height:1.8;opacity:.75;max-width:820px}
.footer-copy{font-size:12px;opacity:.55;margin-top:14px}

/* ============ 响应式 ============ */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .steps,.pillars,.plan-cards,.levels-grid,.lib-grid{grid-template-columns:repeat(2,1fr)}
  .dims{grid-template-columns:repeat(2,1fr)}
  .report-grid{grid-template-columns:1fr}
  .rh-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .nav-links{position:fixed;top:var(--nav-h);left:0;right:0;background:var(--surface);flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none}
  .nav-links.open{display:flex}
  .menu-btn{display:grid}
  .nav-cta{display:none}
  .steps,.pillars,.plan-cards,.levels-grid,.lib-grid,.dims{grid-template-columns:1fr}
  .section{padding:52px 0}
  .hero{padding:56px 0 60px}
  .opts,.opts.three{grid-template-columns:1fr}
  .qcard{padding:22px}
  .intake-card{padding:24px}
  .report-hero{padding:26px}
  .level-badge{width:96px;height:96px;border-radius:24px}
  .level-badge b{font-size:26px}
  .chapter-row{flex-direction:column;gap:8px}
  .hero-stats{gap:18px}
}
/* ============ 鹿鸣品牌 & 转化组件 ============ */
:root{--banner-h:70px}
body{padding-bottom:var(--banner-h)}
body.banner-off{padding-bottom:0}
.brand-logo{height:44px;width:auto;display:block}
.brand-fallback{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px}
.nav-official{background:var(--green-soft);color:var(--green-deep)!important;border:1.5px solid rgba(47,158,99,.35);display:inline-flex;align-items:center;gap:4px}
.nav-official:hover{background:var(--green)!important;color:#fff!important}
.nav-official .ext{font-size:12px;opacity:.7}
/* 底部固定试用横幅 */
.trial-banner{position:fixed;left:0;right:0;bottom:0;z-index:95;background:linear-gradient(100deg,var(--green-deep),var(--green) 52%,#2B8FC4);color:#fff;box-shadow:0 -6px 24px rgba(31,61,43,.25);border-top:3px solid var(--sun)}
.trial-banner[hidden]{display:none}
.tb-inner{max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:16px;padding:10px 24px}
.tb-logo-chip{background:rgba(255,255,255,.95);border-radius:10px;padding:3px 8px;flex:none;display:grid;place-items:center}
.tb-logo-chip img{height:32px;width:auto;display:block}
.tb-text{flex:1;min-width:0;line-height:1.35}
.tb-text b{font-size:15.5px;display:block}
.tb-text span{font-size:12px;opacity:.88}
.tb-gift{flex:none;background:var(--sun);color:var(--ink);font-weight:900;font-size:14px;padding:7px 16px;border-radius:999px;animation:giftPulse 2.2s ease-in-out infinite}
@keyframes giftPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
.tb-btn{flex:none;background:#fff;color:var(--green-deep);font-weight:900;padding:11px 24px;font-size:15px;box-shadow:0 4px 14px rgba(0,0,0,.18)}
.tb-btn:hover{transform:translateY(-2px);background:var(--sun-soft)}
.tb-close{flex:none;width:30px;height:30px;border-radius:50%;border:none;background:rgba(255,255,255,.18);color:#fff;font-size:13px;transition:.2s}
.tb-close:hover{background:rgba(255,255,255,.35)}
body.banner-off .toast-wrap{bottom:26px}
.toast-wrap{bottom:calc(20px + var(--banner-h))}
/* 报告/资源库引导条 */
.luming-cta{display:flex;align-items:center;gap:16px;background:linear-gradient(120deg,var(--green-soft),var(--sun-soft));border:2px solid rgba(47,158,99,.35);border-radius:18px;padding:18px 22px;margin-top:18px}
.luming-cta .lc-deer{flex:none;width:52px;height:52px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:28px;box-shadow:var(--shadow-sm)}
.luming-cta .lc-body{flex:1;min-width:0}
.luming-cta .lc-body b{font-size:15.5px;display:block;color:var(--green-deep)}
.luming-cta .lc-body p{font-size:13px;color:var(--ink2);margin-top:2px}
.luming-cta .btn{flex:none}
.luming-cta.mini{padding:12px 16px;margin-top:14px;border-radius:14px}
.luming-cta.mini .lc-deer{width:38px;height:38px;font-size:20px}
.luming-cta.mini .lc-body b{font-size:13.5px}
.luming-cta.mini .lc-body p{font-size:12px}
/* 报告底部转化大卡 */
.convert-hero{margin-top:38px;border-radius:26px;padding:36px;background:linear-gradient(130deg,#1C7A4A,#2F9E63 55%,#2B8FC4);color:#fff;position:relative;overflow:hidden}
.convert-hero::before{content:"🦌";position:absolute;right:-10px;bottom:-24px;font-size:150px;opacity:.14;transform:rotate(-8deg)}
.convert-hero h2{font-size:clamp(21px,3vw,27px);font-weight:900;margin-bottom:8px}
.convert-hero>.sub{opacity:.92;font-size:14.5px;max-width:560px}
.ch-feats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:24px 0}
.ch-feat{background:rgba(255,255,255,.14);border:1.5px solid rgba(255,255,255,.28);border-radius:16px;padding:16px}
.ch-feat b{display:block;font-size:15px;margin-bottom:4px}
.ch-feat span{font-size:12.5px;opacity:.9;line-height:1.5;display:block}
.convert-hero .btn-sun{background:var(--sun);color:var(--ink);font-weight:900;font-size:17px;padding:16px 38px;box-shadow:0 8px 22px rgba(0,0,0,.22)}
.convert-hero .btn-sun:hover{transform:translateY(-3px);background:#FFD666}
.convert-hero .ch-note{font-size:12.5px;opacity:.85;margin-top:12px}
.rh-cta{margin-top:22px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.rh-cta .btn{background:#fff;color:var(--green-deep);font-weight:900}
.rh-cta .btn:hover{transform:translateY(-2px);background:var(--sun-soft)}
.rh-cta span{font-size:12.5px;opacity:.9}
/* 首页转化区 */
.convert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:28px}
.convert-card{text-align:left;padding:24px}
.convert-card .ci{font-size:34px;display:block;margin-bottom:12px}
.convert-card h3{font-size:16.5px;font-weight:800;margin-bottom:6px}
.convert-card p{font-size:13px;color:var(--ink2)}
.convert-wide{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(120deg,var(--green-deep),var(--green));border-radius:22px;padding:26px 32px;color:#fff;flex-wrap:wrap}
.convert-wide b{font-size:19px;font-weight:900;display:block}
.convert-wide span{font-size:13.5px;opacity:.9}
.convert-wide .btn{background:var(--sun);color:var(--ink);font-weight:900}
.convert-wide .btn:hover{transform:translateY(-2px);background:#FFD666}
/* 资源库引导条 / 学情礼物 */
.lib-note{display:flex;align-items:center;gap:12px;justify-content:center;flex-wrap:wrap;background:var(--sun-soft);border:2px dashed rgba(245,166,35,.5);border-radius:16px;padding:13px 20px;margin-bottom:24px;font-size:14px;font-weight:600}
.lib-note a{color:var(--coral-deep);font-weight:900;white-space:nowrap}
.lib-note a:hover{text-decoration:underline}
.intake-gift{text-align:center;font-size:13.5px;color:var(--ink2);margin-top:14px}
.intake-gift a{color:var(--coral-deep);font-weight:800}
.intake-gift a:hover{text-decoration:underline}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;margin-top:16px}
.footer-links a{font-size:13.5px;font-weight:700;color:#FFD666}
.footer-links a:hover{text-decoration:underline}
@media (max-width:960px){.convert-grid{grid-template-columns:repeat(2,1fr)}.ch-feats{grid-template-columns:1fr}}
@media (max-width:720px){
  :root{--banner-h:112px}
  .brand-logo{height:36px}
  .tb-inner{flex-wrap:wrap;gap:8px;padding:9px 14px}
  .tb-logo-chip{display:none}
  .tb-text{flex:1 1 auto}
  .tb-text b{font-size:13.5px}
  .tb-text span{display:none}
  .tb-close{order:5}
  .tb-gift{font-size:12.5px;padding:6px 12px}
  .tb-btn{flex:1 1 100%;order:6;padding:10px;font-size:14.5px}
  .luming-cta{flex-wrap:wrap}
  .luming-cta .btn{flex:1 1 100%}
  .convert-grid{grid-template-columns:1fr}
  .convert-wide{flex-direction:column;text-align:center}
}
/* ============ 打印 ============ */
@media print{
  .nav,.footer,.report-actions,.grain,.toast-wrap,.modal-mask,.trial-banner,.luming-cta,.convert-hero,.lib-note{display:none!important}
  main{padding-top:0}
  body{background:#fff;padding-bottom:0}
  .report-hero{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .card,.report-hero{box-shadow:none;break-inside:avoid}
}