/* ============================================================
   守财匣 全站设计规范 V2
   深色极简商务工具风 · 本地加密 / 断网可用 / 零广告
   ============================================================ */
:root{
  /* 主背景系 */
  --deep-blue:#0D2137;     /* 深海蓝 页面大背景 */
  --guard-blue:#1A3A5C;    /* 守护蓝 卡片底色/次要按钮 */
  --gold:#C9A84C;          /* 暖金 标题强调/主按钮/高亮 */
  --gold-soft:#d9b85e;
  --sync-blue:#3B82F6;     /* 同步蓝 */
  --income-green:#22C55E;  /* 收入绿 */
  --expense-red:#EF4444;   /* 支出红 */
  --warn-orange:#F59E0B;   /* 警告橙 */
  --white:#F8FAFC;         /* 正文白 */
  --gray:#94A3B8;          /* 次要浅灰 */
  /* 组件 */
  --card-bg:rgba(26,58,92,.35);
  --card-border:rgba(201,168,76,.20);
  --divider:rgba(201,168,76,.15);
  --maxw:1200px;
  --radius:12px;
  --shadow:0 4px 20px rgba(0,0,0,.25);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  font-family:"Inter","Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
  color:var(--white);
  background:linear-gradient(180deg,#0A1A2E 0%,#0D2137 42%,#102A47 100%);
  background-attachment:fixed;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.din{font-family:"DIN Alternate","Bebas Neue",Inter,Arial,sans-serif;font-weight:700;letter-spacing:.5px}
.num{font-variant-numeric:tabular-nums;font-weight:700}
h1,h2,h3{color:var(--white);font-weight:700;line-height:1.25}
section{position:relative}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* 细网格背景纹理 */
.grid-bg::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(201,168,76,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(201,168,76,.05) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(120% 80% at 50% 0%,#000 30%,transparent 100%);
}

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:8px;font-size:15px;font-weight:600;
  transition:.2s ease;cursor:pointer;border:1px solid transparent;white-space:nowrap;
}
.btn--gold{background:var(--gold);color:#0D2137}
.btn--gold:hover{background:var(--gold-soft);transform:translateY(-2px);box-shadow:0 10px 24px rgba(201,168,76,.35)}
.btn--outline{border-color:var(--gold);color:var(--white);background:transparent}
.btn--outline:hover{background:rgba(201,168,76,.12)}
.btn--block{display:flex;width:100%}

/* ============ 三大核心卖点标签 ============ */
.badges{display:flex;gap:14px;flex-wrap:wrap}
.badge{
  font-size:14px;color:var(--gold);
  background:rgba(26,58,92,.45);
  border:1px solid var(--card-border);
  padding:8px 16px;border-radius:8px;white-space:nowrap;
}

/* ============ 区块标题 ============ */
.section__head{text-align:center;max-width:720px;margin:0 auto 54px;position:relative;z-index:1}
.section__title{font-size:30px;position:relative;display:inline-block;padding-bottom:14px}
.section__title::after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:54px;height:3px;background:var(--gold);border-radius:2px}
.section__sub{margin-top:14px;color:var(--gray);font-size:16px}

/* ============ 通用卡片 ============ */
.card{
  background:var(--card-bg);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  padding:32px 24px;
  box-shadow:var(--shadow);
  transition:.2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(0,0,0,.35)}
.card__foot{margin-top:18px;padding-top:14px;border-top:1px solid var(--divider);font-size:13px;color:var(--gray)}

/* ============ 顶部固定导航 ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:200;background:transparent;transition:.3s ease}
.nav--scrolled{background:rgba(13,33,55,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav__inner{max-width:var(--maxw);margin:0 auto;height:66px;padding:0 24px;display:flex;align-items:center;gap:24px}
.nav__brand{display:flex;align-items:center;gap:10px;color:#fff}
.nav__logo{height:30px;width:auto}
.nav__logo-fallback{display:none;line-height:0}
.nav__name{font-size:19px;font-weight:700;letter-spacing:1px}
.nav__menu{display:flex;gap:26px;margin-left:auto}
.nav__menu a{color:rgba(255,255,255,.82);font-size:15px;transition:.2s;position:relative}
.nav__menu a:hover,.nav__menu a.is-active{color:var(--gold)}
.nav__menu a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--gold);transition:.25s}
.nav__menu a:hover::after,.nav__menu a.is-active::after{width:100%}
.nav__cta{background:var(--gold);color:#0D2137;padding:9px 20px;border-radius:8px;font-size:14px;font-weight:600;transition:.2s}
.nav__cta:hover{background:var(--gold-soft);transform:translateY(-1px)}
.nav__toggle{display:none;background:none;border:0;cursor:pointer;margin-left:auto;flex-direction:column;gap:5px;padding:6px}
.nav__toggle span{width:24px;height:2px;background:var(--white);border-radius:2px;transition:.3s}
.nav__toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle.is-open span:nth-child(2){opacity:0}
.nav__toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav__mobile{position:fixed;top:66px;left:0;right:0;z-index:199;background:rgba(13,33,55,.98);backdrop-filter:blur(10px);
  display:none;flex-direction:column;padding:14px 24px 22px;gap:4px;border-bottom:1px solid rgba(255,255,255,.06)}
.nav__mobile.is-open{display:flex}
.nav__mobile a{padding:13px 6px;color:rgba(255,255,255,.85);font-size:16px;border-bottom:1px solid rgba(255,255,255,.06)}
.nav__mobile a:last-child{border-bottom:0}
.nav__mobile a:hover,.nav__mobile a.is-active{color:var(--gold)}

/* ============ 首屏 Hero ============ */
.hero{position:relative;padding:150px 24px 90px;min-height:60vh;display:flex;align-items:center;overflow:hidden}
.hero__inner{max-width:var(--maxw);margin:0 auto;width:100%;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;z-index:1}
.hero__title{font-size:50px;color:var(--gold);letter-spacing:2px;line-height:1.15}
.hero__sub{margin:18px 0 26px;font-size:20px;color:var(--white)}
.hero__desc{font-size:16px;color:var(--gray);max-width:600px;margin-bottom:30px}
.hero__actions{display:flex;gap:16px;flex-wrap:wrap}
.hero__note{margin-top:22px;font-size:14px;color:var(--gray)}
.hero__visual{display:flex;justify-content:center;align-items:center;gap:16px}
.hero__visual .lock{width:54px;height:54px;color:var(--gold);flex:none}

/* 设备手机框 */
.phone{position:relative;width:268px;background:#0b1626;border-radius:36px;padding:11px;box-shadow:0 30px 60px rgba(0,0,0,.4);border:1px solid #1c2c40}
.phone__notch{position:absolute;top:13px;left:50%;transform:translateX(-50%);width:88px;height:17px;background:#0b1626;border-radius:0 0 14px 14px;z-index:2}
.phone img{width:100%;border-radius:25px;background:#0b1626;min-height:540px;object-fit:cover}
.phone--sm{width:230px}
.phone--sm img{min-height:460px}
/* 桌面窗口框 */
.window{position:relative;width:360px;background:#0b1626;border-radius:14px;padding:10px 10px 0;box-shadow:0 30px 60px rgba(0,0,0,.4);border:1px solid #1c2c40}
.window__bar{display:flex;gap:6px;padding:4px 6px 10px}
.window__bar i{width:11px;height:11px;border-radius:50%;background:#33485f;display:block}
.window img{width:100%;border-radius:8px;background:#0b1626;min-height:240px;object-fit:cover}

/* ============ 核心功能区 6 卡 ============ */
.features-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.fcard{display:flex;flex-direction:column;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow);transition:.2s ease}
.fcard:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(0,0,0,.35)}
.fcard__icon{width:50px;height:50px;border-radius:13px;background:rgba(201,168,76,.12);color:var(--gold);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.fcard__icon svg{width:26px;height:26px}
.fcard h3{font-size:19px;margin-bottom:14px}
.fcard ul{display:flex;flex-direction:column;gap:10px;margin-bottom:8px}
.fcard li{position:relative;padding-left:24px;font-size:14px;color:var(--gray)}
.fcard li::before{content:"";position:absolute;left:0;top:8px;width:13px;height:13px;border-radius:50%;background:rgba(201,168,76,.22)}
.fcard li::after{content:"";position:absolute;left:4px;top:11px;width:4px;height:6px;border-right:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(45deg)}
.fcard__foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--divider);font-size:13px;color:var(--gray)}

/* ============ 数据安全三栏 ============ */
.trust-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.trust{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:34px 26px;box-shadow:var(--shadow);transition:.2s}
.trust:hover{transform:translateY(-4px)}
.trust__icon{width:58px;height:58px;border-radius:50%;background:rgba(201,168,76,.12);color:var(--gold);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.trust__icon svg{width:30px;height:30px}
.trust h3{font-size:20px;margin-bottom:6px}
.trust p{font-size:14px;color:var(--gray);line-height:1.8}
.trust small{display:block;margin-top:16px;padding-top:14px;border-top:1px solid var(--divider);font-size:13px;color:var(--gray);line-height:1.7}

/* ============ 功能详情页 图文分栏 ============ */
.module{max-width:var(--maxw);margin:0 auto 70px;display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.module:last-of-type{margin-bottom:0}
.module--rev .module__text{order:2}
.module__tags{display:inline-flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.module__tags span{font-size:12px;color:var(--gold);border:1px solid var(--card-border);border-radius:999px;padding:4px 12px;background:rgba(26,58,92,.4)}
.module__text h3{font-size:26px;margin-bottom:14px}
.module__text p{color:var(--gray);font-size:16px;margin-bottom:18px}
.module__list{display:flex;flex-direction:column;gap:10px}
.module__list li{position:relative;padding-left:26px;color:var(--white);font-size:15px}
.module__list li::before{content:"";position:absolute;left:0;top:9px;width:13px;height:13px;border-radius:50%;background:rgba(201,168,76,.22)}
.module__list li::after{content:"";position:absolute;left:4px;top:12px;width:4px;height:6px;border-right:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(45deg)}
.module__media{display:flex;justify-content:center}

/* ============ 定价三栏 ============ */
.plans{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{display:flex;flex-direction:column;background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;padding:38px 30px;box-shadow:var(--shadow);transition:.2s;position:relative}
.plan:hover{transform:translateY(-4px)}
.plan--hot{border:2px solid var(--gold);box-shadow:0 18px 50px rgba(201,168,76,.18);transform:scale(1.05)}
.plan--hot:hover{transform:scale(1.05) translateY(-4px)}
.plan__ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--gold);color:#0D2137;font-size:13px;font-weight:700;padding:5px 18px;border-radius:999px}
.plan__name{font-size:22px;color:var(--white)}
.plan--hot .plan__name{color:var(--gold)}
.plan__price{margin:14px 0 4px;color:var(--white)}
.plan__price .din{font-size:42px;color:var(--gold)}
.plan__unit{font-size:15px;color:var(--gray);margin-left:4px}
.plan__save{font-size:13px;color:var(--income-green);margin-bottom:6px}
.plan__desc{color:var(--gray);font-size:14px;margin-bottom:22px}
.plan__list{display:flex;flex-direction:column;gap:11px;margin-bottom:26px}
.plan__list li{position:relative;padding-left:28px;font-size:14px;color:var(--white)}
.plan__list li::before{content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;background:rgba(34,197,94,.18)}
.plan__list li::after{content:"";position:absolute;left:5px;top:9px;width:4px;height:7px;border-right:2px solid var(--income-green);border-bottom:2px solid var(--income-green);transform:rotate(45deg)}
.plan__list li.off{color:var(--gray)}
.plan__list li.off::before{border:1px solid #5b6b78;background:transparent}
.plan__list li.off::after{display:none}
.plan__foot{margin-top:auto;font-size:13px;color:var(--gray);padding-top:16px;border-top:1px solid var(--divider);line-height:1.7}
.plans__note{max-width:1080px;margin:36px auto 0;font-size:14px;color:var(--gray);text-align:center;line-height:1.9}

/* 权益对比表 */
.compare{max-width:1080px;margin:40px auto 0;overflow-x:auto}
.compare table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
.compare th,.compare td{padding:14px 16px;text-align:center;border-bottom:1px solid var(--divider)}
.compare th{color:var(--gold);font-weight:600;background:rgba(26,58,92,.4)}
.compare td:first-child,.compare th:first-child{text-align:left;color:var(--white)}
.compare td{color:var(--gray)}
.compare .yes{color:var(--income-green)}
.compare .no{color:var(--expense-red)}

/* ============ 下载四平台 ============ */
.dl-grid{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.dl-card{display:flex;flex-direction:column;align-items:center;text-align:center;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:30px 20px;box-shadow:var(--shadow);transition:.2s}
.dl-card:hover{transform:translateY(-4px)}
.dl-card__icon{width:54px;height:54px;color:var(--gold);margin-bottom:16px}
.dl-card__icon svg{width:100%;height:100%}
.dl-card h3{font-size:18px;margin-bottom:8px}
.dl-card p{font-size:13px;color:var(--gray);margin-bottom:20px;min-height:42px}
.dl-card .btn{margin-top:auto}
.dl-trust{max-width:1080px;margin:46px auto 0;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:34px 30px;text-align:center}
.dl-trust h3{font-size:20px;margin-bottom:18px}
.dl-trust p{color:var(--gray);font-size:15px;line-height:2}

/* ============ FAQ 分类筛选 ============ */
.faq-nav{max-width:860px;margin:0 auto 34px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.faq-nav__btn{background:rgba(26,58,92,.4);border:1px solid var(--card-border);color:var(--gray);font-size:14px;padding:9px 18px;border-radius:999px;cursor:pointer;transition:.2s;font-family:inherit}
.faq-nav__btn:hover{color:var(--white);border-color:var(--gold)}
.faq-nav__btn.is-active{background:var(--gold);color:#0D2137;border-color:var(--gold);font-weight:600}

/* ============ FAQ 联系卡片 ============ */
.faq-contact{max-width:860px;margin:48px auto 0;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:36px 30px;text-align:center;box-shadow:var(--shadow)}
.faq-contact h3{font-size:22px;color:var(--gold);margin-bottom:10px}
.faq-contact p{color:var(--gray);font-size:15px;margin-bottom:24px}
.faq-contact .btn{margin:0 6px}

/* ============ FAQ 折叠 ============ */
.faq{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq__item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);overflow:hidden}
.faq__q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;text-align:left;
  background:none;border:0;color:var(--white);font-size:16px;font-weight:600;padding:20px 24px;cursor:pointer;font-family:inherit}
.faq__q .ico{flex:none;width:22px;height:22px;color:var(--gold);transition:.3s}
.faq__item.is-open .faq__q .ico{transform:rotate(45deg)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq__a p{padding:0 24px 22px;color:var(--gray);font-size:15px;line-height:1.9}

/* ============ 关于我们 ============ */
.about-grid{max-width:960px;margin:0 auto;display:flex;flex-direction:column;gap:22px}
.about-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:34px 30px;box-shadow:var(--shadow)}
.about-card h3{font-size:21px;color:var(--gold);margin-bottom:14px}
.about-card p{color:var(--gray);font-size:16px;line-height:1.9}
.about-card a{color:var(--gold);border-bottom:1px solid rgba(201,168,76,.4)}

/* ============ 页脚 ============ */
.footer{background:rgba(10,26,46,.6);border-top:1px solid var(--divider);padding:56px 24px 28px;margin-top:40px}
.footer__inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;align-items:start}
.footer__brand img{height:38px;margin-bottom:14px}
.footer__slogan{color:var(--white);font-size:16px;font-weight:600;margin-bottom:14px}
.footer__brand p.sm{font-size:13px;color:var(--gray);line-height:1.9}
.footer__col h4{font-size:14px;color:var(--gold);margin-bottom:14px;letter-spacing:1px}
.footer__col a{display:block;color:var(--gray);font-size:14px;padding:5px 0;transition:.2s}
.footer__col a:hover{color:var(--gold)}
.footer__mail{color:var(--white);font-size:15px;margin-bottom:8px}
.footer__copy{max-width:var(--maxw);margin:38px auto 0;padding-top:20px;border-top:1px solid var(--divider);text-align:center;color:var(--gray);font-size:13px;line-height:1.9}
.footer__copy a{color:var(--gold)}

/* ============ 滚动揭示动画 ============ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}

/* ============ 页面头图 ============ */
.banner{padding:140px 24px 70px;text-align:center;position:relative;overflow:hidden}
.banner__inner{position:relative;z-index:1;max-width:820px;margin:0 auto}
.banner h1{font-size:38px;color:var(--gold);margin-bottom:16px}
.banner p{font-size:18px;color:var(--gray)}

/* 隐私政策纯文本区块 */
.policy{max-width:900px;margin:0 auto;background:rgba(248,250,252,.96);color:#1f2937;border-radius:var(--radius);padding:40px 44px;box-shadow:var(--shadow);line-height:2;font-size:15px}
.policy h2{color:#0D2137;font-size:22px;margin:26px 0 12px}
.policy h2:first-child{margin-top:0}
.policy p{margin-bottom:14px;color:#334155}
.policy ul{padding-left:22px;margin-bottom:14px}
.policy li{list-style:disc;margin-bottom:8px;color:#334155}

/* ============ 痛点共鸣区 ============ */
.empathy{max-width:920px;margin:0 auto;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:44px 40px;box-shadow:var(--shadow)}
.empathy h2{font-size:26px;text-align:center;margin-bottom:10px;color:var(--white)}
.empathy__lead{text-align:center;color:var(--gray);font-size:16px;margin-bottom:26px}
.empathy ul{display:flex;flex-direction:column;gap:14px;max-width:660px;margin:0 auto 26px}
.empathy li{position:relative;padding-left:32px;color:var(--white);font-size:16px;line-height:1.8}
.empathy li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;background:rgba(201,168,76,.18)}
.empathy li::after{content:"";position:absolute;left:5px;top:12px;width:4px;height:7px;border-right:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(45deg)}
.empathy__close{text-align:center;color:var(--gold);font-size:17px;font-weight:600}

/* ============ 终极信任区 ============ */
.promise-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.promise{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:34px 28px;box-shadow:var(--shadow);transition:.2s}
.promise:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(0,0,0,.35)}
.promise__icon{width:54px;height:54px;border-radius:50%;background:rgba(201,168,76,.12);color:var(--gold);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.promise__icon svg{width:28px;height:28px}
.promise h3{font-size:20px;margin-bottom:12px;color:var(--white)}
.promise p{color:var(--gray);font-size:14px;line-height:1.85}

/* ============ 响应式 ============ */
@media(max-width:980px){
  .hero__inner{grid-template-columns:1fr;text-align:center}
  .hero__desc{margin-left:auto;margin-right:auto}
  .hero__actions,.badges,.hero__visual{justify-content:center}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:1fr}
  .module,.module--rev .module__text{grid-template-columns:1fr;order:0}
  .module{grid-template-columns:1fr}
  .module--rev .module__text{order:0}
  .plans{grid-template-columns:1fr;max-width:460px}
  .plan--hot{transform:none}
  .plan--hot:hover{transform:translateY(-4px)}
  .dl-grid{grid-template-columns:repeat(2,1fr)}
  .promise-grid{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr;text-align:center}
  .footer__brand,.footer__col{text-align:center}
}
@media(max-width:680px){
  .nav__menu,.nav__cta{display:none}
  .nav__toggle{display:flex}
  .hero{padding:120px 20px 70px}
  .hero__title{font-size:36px}
  .hero__sub{font-size:17px}
  .hero__visual{flex-direction:column}
  .window{width:300px}
  .features-grid{grid-template-columns:1fr}
  .dl-grid{grid-template-columns:1fr;max-width:340px}
  .section__title{font-size:26px}
  .banner h1{font-size:28px}
  .plan__price .din{font-size:36px}
  .policy{padding:28px 22px}
  .btn{width:100%}
  .hero__actions .btn{width:100%}
}