/* 金罗盘官网 · 前台品牌样式 (暖橙, 与后台冷灰刻意区分) */
:root{
  --brand:#ff6a1a; --brand-deep:#e2560c; --brand-soft:#fff4ec;
  --ink:#1a1a1a; --gray:#6b6b6b; --gray-light:#9a9a9a;
  --line:#ececec; --bg:#ffffff; --panel:#faf9f7; --dark:#181613;
  --green:#15803d; --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;font-size:15px;-webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* ── 顶栏 ── */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;height:64px;gap:28px}
.site-logo{font-size:19px;font-weight:800;letter-spacing:-.5px;color:var(--ink)}
.site-logo b{color:var(--brand)}
.site-nav{display:flex;gap:24px;margin-left:8px}
.site-nav a{font-size:14.5px;color:var(--gray);font-weight:500}
.site-nav a:hover,.site-nav a.on{color:var(--ink)}
.site-header .spacer{flex:1}
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:10px;font-size:14.5px;font-weight:600;cursor:pointer;border:1.5px solid transparent;transition:transform .1s,background .15s,border-color .15s}
.btn:active{transform:translateY(1px)}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-deep)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-lg{padding:14px 30px;font-size:16px;border-radius:12px}
.btn-block{display:flex;width:100%;justify-content:center}

/* ── 通用区块 ── */
.section{padding:72px 0}
.section-tight{padding:48px 0}
.eyebrow{color:var(--brand);font-weight:700;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:12px}
.section h2{font-size:32px;font-weight:800;letter-spacing:-.8px;line-height:1.25;text-wrap:balance}
.section .lead{color:var(--gray);font-size:16.5px;margin-top:14px;max-width:640px}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

/* ── 首屏 ── */
.hero{padding:88px 0 72px;background:linear-gradient(180deg,var(--brand-soft),#fff 78%)}
.hero h1{font-size:52px;font-weight:800;letter-spacing:-1.5px;line-height:1.1;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero .lead{font-size:19px;color:var(--gray);margin:20px auto 0;max-width:600px}
.hero .cta{display:flex;gap:14px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.hero .note{margin-top:16px;font-size:13.5px;color:var(--gray-light)}
.hero-shot{margin-top:52px;border-radius:18px;border:1px solid var(--line);box-shadow:0 30px 60px -30px rgba(226,86,12,.35);overflow:hidden;background:#fff}
.hero-shot img{width:100%}
.hero-shot.ph{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;color:var(--gray-light);font-size:14px;background:var(--panel)}

/* ── 特性网格 ── */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.feature{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.feature .fi{width:44px;height:44px;border-radius:11px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.feature h3{font-size:17px;font-weight:700;margin-bottom:8px}
.feature p{color:var(--gray);font-size:14.5px}

/* ── 价格卡 ── */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.price-card{background:var(--bg);border:1.5px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column;position:relative}
.price-card.featured{border-color:var(--brand);box-shadow:0 20px 40px -24px rgba(226,86,12,.4)}
.price-card .tag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:12px;font-weight:700;padding:4px 14px;border-radius:20px}
.price-card .pname{font-size:16px;font-weight:700;color:var(--gray)}
.price-card .pprice{font-size:40px;font-weight:800;margin:12px 0 2px;letter-spacing:-1px}
.price-card .pprice small{font-size:16px;color:var(--gray-light);font-weight:500}
.price-card .porig{color:var(--gray-light);text-decoration:line-through;font-size:14px}
.price-card .pfeat{list-style:none;margin:22px 0;flex:1;display:flex;flex-direction:column;gap:11px}
.price-card .pfeat li{font-size:14.5px;color:var(--ink);padding-left:26px;position:relative}
.price-card .pfeat li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}
.price-card .pdaily{font-size:13px;color:var(--gray-light);margin-bottom:16px}

/* ── 信息条 ── */
.infobar{background:var(--dark);color:#f5f3f0;border-radius:var(--radius);padding:22px 28px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.infobar .k{font-weight:700;color:#fff}
.infobar p{color:#c9c5bf;font-size:14.5px;flex:1;min-width:240px}

/* ── 表格对比 ── */
.ctable{width:100%;border-collapse:collapse;font-size:14.5px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ctable th,.ctable td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
.ctable th{background:var(--panel);font-weight:700}
.ctable tr:last-child td{border-bottom:none}

/* ── 联系卡 ── */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.contact-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center}
.contact-card .cl{font-size:13px;color:var(--gray);margin-bottom:6px}
.contact-card .cv{font-size:18px;font-weight:700;color:var(--ink);word-break:break-all}

/* ── 页脚 ── */
.site-footer{background:var(--dark);color:#b8b3ac;padding:48px 0 32px;margin-top:40px}
.site-footer .wrap{display:flex;gap:40px;flex-wrap:wrap}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.site-footer .fcol{min-width:160px}
.site-footer a{display:block;color:#b8b3ac;font-size:14px;padding:3px 0}
.site-footer a:hover{color:#fff}
.site-footer .copy{width:100%;border-top:1px solid rgba(255,255,255,.1);margin-top:28px;padding-top:20px;font-size:13px;color:#807b74}
.site-footer .ft-cols{display:flex;gap:48px;flex-wrap:wrap}
.site-footer .ft-cols>div{min-width:150px}
.site-footer .ft-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:20px;font-size:13px;color:#807b74}

/* ── 弹窗 ── */
.popup-bg{position:fixed;inset:0;background:rgba(24,22,19,.55);display:flex;align-items:center;justify-content:center;z-index:80;padding:20px}
.popup{background:#fff;border-radius:16px;max-width:440px;padding:32px 30px;text-align:center}
.popup h3{font-size:20px;font-weight:800;margin-bottom:14px}
.popup p{color:var(--gray);font-size:15px;text-align:left;margin-bottom:22px}

/* ── 视频教程 (左列表 右播放器) ── */
.tut-layout{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}
.tut-player video{width:100%;aspect-ratio:16/9;background:#000;border-radius:var(--radius);display:block}
.tut-player h3{font-size:19px;font-weight:700;margin-top:18px}
.tut-desc{color:var(--gray);font-size:14.5px;margin-top:8px}
.tut-list{display:flex;flex-direction:column;gap:8px;max-height:520px;overflow-y:auto}
.tut-item{display:flex;align-items:center;gap:12px;padding:13px 14px;border:1px solid var(--line);border-radius:11px;background:var(--bg);transition:border-color .15s,background .15s}
.tut-item:hover{border-color:var(--brand)}
.tut-item.on{border-color:var(--brand);background:var(--brand-soft)}
.tut-item .ti-idx{width:24px;height:24px;flex-shrink:0;border-radius:50%;background:var(--panel);color:var(--gray);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center}
.tut-item.on .ti-idx{background:var(--brand);color:#fff}
.tut-item .ti-title{font-size:14.5px;font-weight:500}

/* ── 反馈表单 ── */
.fb-form{max-width:600px;margin:0 auto;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.fb-form .row{margin-bottom:18px}
.fb-form label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
.fb-form input,.fb-form textarea,.fb-form select{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;transition:border-color .15s}
.fb-form input:focus,.fb-form textarea:focus,.fb-form select:focus{outline:none;border-color:var(--brand)}
.fb-types{display:flex;gap:10px}
.fb-types label{flex:1;text-align:center;padding:11px;border:1.5px solid var(--line);border-radius:10px;cursor:pointer;font-weight:500;margin:0}
.fb-types input{display:none}
.fb-types input:checked+span{color:var(--brand)}
.fb-types label:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}
.fb-ok{background:#f0fdf4;border:1px solid #bbf7d0;color:var(--green);padding:14px;border-radius:10px;text-align:center;font-weight:600}

/* ── 下载引导 ── */
.dl-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:step}
.dl-step{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative}
.dl-step::before{counter-increment:step;content:counter(step);display:flex;width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;align-items:center;justify-content:center;margin-bottom:14px}
.dl-step h4{font-size:16px;font-weight:700;margin-bottom:6px}
.dl-step p{color:var(--gray);font-size:14px}

@media(max-width:860px){
  .grid-3,.price-grid,.contact-grid,.dl-steps{grid-template-columns:1fr}
  .grid-2,.tut-layout{grid-template-columns:1fr}
  .hero h1{font-size:38px}
  .section h2{font-size:26px}
  .site-nav{display:none}
}