/* ============================================================
   国科智农 · 品牌官网  —  设计系统 / 公共样式
   色板来源：国科智农产品/招商/门店手册 v3
   ============================================================ */
:root{
  --p:#1B6B3A;          /* 主绿 农业可信 */
  --pl:#2E8B57;         /* 生机绿 */
  --pd:#0F4A2A;         /* 深农绿（手册色板更深的版本） */
  --s:#1E6FB8;          /* 科技蓝 研究院技术 */
  --sd:#0D3B66;         /* 科技蓝深 */
  --sl:#5BA3D0;         /* 科技蓝浅 */
  --a:#F2B705;          /* 金穗黄 丰收品质 */
  --cream:#F8F6F1;
  --paper:#FDFCFA;
  --n100:#F5F3EE;
  --n500:#8A6D3B;
  --n900:#2A2622;
  --ink:#1A1A1A;
  --ink-soft:#555;
  --gray:#6B7280;
  --line:#e3e0d8;
  --bg:#faf9f6;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.06);
  --shadow:0 8px 28px rgba(15,74,42,.10);
  --shadow-lg:0 18px 50px rgba(15,74,42,.16);
  --maxw:1200px;
  --nav-h:72px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px);}
body{
  font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;height:auto;}
section{position:relative;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

.eyebrow{
  display:inline-block;font-size:13px;letter-spacing:3px;font-weight:700;
  color:var(--pl);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";display:inline-block;width:26px;height:2px;background:var(--a);vertical-align:middle;margin-right:10px;}
.h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;color:var(--pd);line-height:1.25;letter-spacing:.5px;}
.h2 .accent{color:var(--pl);}
.lead{font-size:17px;color:var(--ink-soft);max-width:780px;margin-top:14px;}
.center{text-align:center;}
.center .lead{margin-left:auto;margin-right:auto;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:40px;font-weight:700;font-size:15px;
  cursor:pointer;border:2px solid transparent;transition:.25s ease;white-space:nowrap;
  font-family:var(--font);
}
.btn-primary{background:var(--p);color:#fff;box-shadow:0 8px 20px rgba(27,107,58,.30);}
.btn-primary:hover{background:var(--pd);transform:translateY(-2px);box-shadow:0 12px 26px rgba(27,107,58,.36);}
.btn-accent{background:var(--a);color:var(--pd);}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(242,183,5,.40);}
.btn-ghost{background:transparent;border-color:var(--p);color:var(--p);}
.btn-ghost:hover{background:var(--p);color:#fff;}
.btn-light{background:#fff;color:var(--p);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.10);}
.btn .arrow{transition:transform .25s;}
.btn:hover .arrow{transform:translateX(4px);}

/* ---------- 顶部导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;
  display:flex;align-items:center;background:rgba(250,249,246,.86);
  backdrop-filter:blur(12px);border-bottom:1px solid rgba(15,74,42,.08);
  transition:.3s;
}
.nav.scrolled{background:rgba(253,252,250,.97);box-shadow:0 4px 18px rgba(15,74,42,.08);}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%;gap:20px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-logo{height:48px;width:auto;border-radius:6px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .zh{font-size:18px;font-weight:800;color:var(--pd);letter-spacing:1px;}
.brand-text .en{font-size:11px;color:var(--gray);letter-spacing:.5px;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{font-size:15px;font-weight:500;color:var(--ink);position:relative;padding:6px 0;transition:color .2s;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--pl);transition:width .25s;}
.nav-links a:hover{color:var(--p);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--p);font-weight:700;}
.nav-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--pd);margin:5px 0;transition:.3s;}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:calc(var(--nav-h) + 70px) 0 90px;overflow:hidden;
  background:
    radial-gradient(1100px 520px at 82% -10%, rgba(46,139,87,.20), transparent 60%),
    radial-gradient(900px 480px at 8% 12%, rgba(30,111,184,.14), transparent 55%),
    linear-gradient(160deg, #f3f7f1 0%, #eef4ec 45%, #eaf2ea 100%);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero-text .badge{
  display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  padding:9px 16px;border-radius:40px;font-size:14px;font-weight:600;color:var(--p);
  box-shadow:var(--shadow-sm);margin-bottom:22px;
}
.hero-text .badge .pulse{width:9px;height:9px;border-radius:50%;background:var(--pl);box-shadow:0 0 0 0 rgba(46,139,87,.6);animation:pulse 2s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(46,139,87,.55);}70%{box-shadow:0 0 0 12px rgba(46,139,87,0);}100%{box-shadow:0 0 0 0 rgba(46,139,87,0);}}

.hero h1{font-size:clamp(34px,5vw,58px);font-weight:800;line-height:1.14;color:var(--pd);letter-spacing:.5px;}
.hero h1 .hl{color:var(--pl);position:relative;}
.hero h1 .hl::after{content:"";position:absolute;left:0;bottom:6px;width:100%;height:10px;background:rgba(242,183,5,.45);z-index:-1;border-radius:6px;}
.hero .sub{font-size:18px;color:var(--n900);margin-top:18px;font-weight:600;}
.hero .desc{font-size:16px;color:var(--ink-soft);margin-top:12px;max-width:560px;}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.hero-trust{margin-top:24px;font-size:13px;color:var(--ink-soft);display:flex;gap:18px;flex-wrap:wrap;}
.hero-trust span{display:inline-flex;align-items:center;gap:6px;}
.hero-trust span::before{content:"✓";color:var(--pl);font-weight:800;}

/* Hero 右侧：产品套装卡 */
.hero-card{
  background:#fff;border-radius:24px;padding:28px;box-shadow:var(--shadow-lg);
  border:1px solid rgba(27,107,58,.10);position:relative;overflow:hidden;
}
.hero-card::before{content:"";position:absolute;top:-50px;right:-50px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(242,183,5,.30),transparent 70%);}
.hero-card .tag{display:inline-block;background:var(--n100);color:var(--pd);font-size:12px;font-weight:700;padding:5px 14px;border-radius:20px;letter-spacing:1px;}
.hero-card h3{font-size:24px;color:var(--pd);margin:14px 0 6px;font-weight:800;}
.hero-card .formula{font-size:14px;color:var(--ink-soft);margin-bottom:14px;}
.hero-card .formula b{color:var(--p);}
.hero-card-img{background:linear-gradient(180deg,#fff,#f6f9f4);border-radius:14px;padding:14px;margin:8px 0 16px;text-align:center;}
.hero-card-img img{max-height:280px;width:auto;margin:0 auto;display:block;}
.hero-card .spec{display:flex;justify-content:space-between;align-items:center;padding-top:16px;border-top:1px dashed var(--line);}
.hero-card .spec .price{font-size:24px;font-weight:800;color:var(--p);}
.hero-card .spec .price small{font-size:13px;color:var(--ink-soft);font-weight:500;display:block;margin-top:2px;}
.hero-card .spec .meta{font-size:13px;color:var(--n500);text-align:right;}
.hero-card .spec .meta b{color:var(--p);font-size:17px;}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0;}
.section.alt{background:linear-gradient(180deg,#fff,#f6f9f4);}
.section-head{margin-bottom:48px;}

/* 统计带 8 项 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:8px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;text-align:center;box-shadow:var(--shadow-sm);transition:.3s;}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.stat .num{font-size:34px;font-weight:800;color:var(--p);line-height:1;}
.stat .num span{font-size:18px;color:var(--pl);}
.stat .lbl{font-size:13px;color:var(--ink-soft);margin-top:8px;}

/* 卡片网格 */
.grid{display:grid;gap:24px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;box-shadow:var(--shadow-sm);transition:.3s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.card .ic{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--pl),var(--p));margin-bottom:18px;}
.card .ic.blue{background:linear-gradient(135deg,var(--sl),var(--s));}
.card .ic.gold{background:linear-gradient(135deg,#ffd34d,var(--a));}
.card .ic svg{width:28px;height:28px;}
.card h3{font-size:20px;color:var(--pd);font-weight:800;margin-bottom:10px;}
.card p{font-size:15px;color:var(--ink-soft);}
.card .kicker{font-size:12px;letter-spacing:2px;color:var(--n500);font-weight:700;text-transform:uppercase;margin-bottom:6px;}

/* 品牌理念 */
.pillar{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.pillar .card .num-badge,.card .num-badge{font-size:13px;font-weight:800;color:var(--pl);margin-bottom:4px;}

/* 双品牌架构图（横向） */
.dual-brand{display:grid;grid-template-columns:1fr auto 1fr;gap:24px;align-items:stretch;margin-top:24px;}
.db-card{border-radius:20px;padding:32px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);position:relative;}
.db-card.research{background:linear-gradient(160deg,#fff,#f6f9f4);border-color:rgba(27,107,58,.18);}
.db-card.market{background:linear-gradient(160deg,#fff,#fffbef);border-color:rgba(242,183,5,.30);}
.db-card .role{font-size:12px;letter-spacing:3px;color:var(--n500);font-weight:700;text-transform:uppercase;}
.db-card h4{font-size:22px;color:var(--pd);font-weight:800;margin:10px 0 6px;}
.db-card .db-name{font-size:15px;color:var(--ink-soft);margin-bottom:14px;}
.db-card ul{list-style:none;}
.db-card li{font-size:14px;color:var(--ink-soft);padding:6px 0 6px 22px;position:relative;}
.db-card li::before{content:"✓";position:absolute;left:0;top:6px;color:var(--pl);font-weight:800;}
.db-vs{display:flex;align-items:center;justify-content:center;font-size:28px;color:var(--a);font-weight:800;}
.db-vs span{display:inline-flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:50%;background:var(--a);color:#fff;font-size:18px;box-shadow:var(--shadow);}

/* 共成长链 步进 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:30px;position:relative;}
.steps .step{padding:0 18px;text-align:center;position:relative;}
.steps .step .dot{width:64px;height:64px;border-radius:50%;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--pl),var(--p));color:#fff;font-size:22px;font-weight:800;box-shadow:var(--shadow);position:relative;z-index:2;}
.steps .step:nth-child(2) .dot{background:linear-gradient(135deg,var(--sl),var(--s));}
.steps .step:nth-child(3) .dot{background:linear-gradient(135deg,#ffd34d,var(--a));color:var(--pd);}
.steps .step h4{font-size:18px;color:var(--pd);font-weight:800;margin-bottom:6px;}
.steps .step p{font-size:14px;color:var(--ink-soft);}
.steps::before{content:"";position:absolute;top:32px;left:16%;right:16%;height:3px;background:linear-gradient(90deg,var(--pl),var(--s),var(--a));opacity:.4;z-index:1;}

/* 产品：套装总览 */
.product-overview{display:grid;grid-template-columns:1fr 1.2fr;gap:36px;align-items:center;}
.product-overview .po-img{background:linear-gradient(160deg,#f6f9f4,#fff);border-radius:20px;padding:24px;text-align:center;box-shadow:var(--shadow-sm);}
.product-overview .po-img img{max-height:380px;width:auto;margin:0 auto;}
.product-overview .po-name{font-size:28px;color:var(--pd);font-weight:800;margin-bottom:6px;}
.product-overview .po-sub{font-size:15px;color:var(--ink-soft);margin-bottom:20px;}
.product-overview .po-contains{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap;}
.product-overview .po-chip{flex:1;min-width:0;background:linear-gradient(160deg,var(--pl),var(--p));color:#fff;border-radius:12px;padding:14px 12px;text-align:center;font-size:13px;font-weight:600;}
.product-overview .po-chip.lgreen{background:linear-gradient(160deg,var(--sl),var(--s));}
.product-overview .po-chip.b{border-top:3px solid var(--a);}
.product-overview .po-chip b{display:block;font-size:15px;margin-bottom:2px;}
.product-overview .po-points{list-style:none;margin-top:18px;}
.product-overview .po-points li{font-size:14px;color:var(--ink-soft);padding:6px 0 6px 22px;position:relative;}
.product-overview .po-points li::before{content:"✓";position:absolute;left:0;top:6px;color:var(--pl);font-weight:800;}
.product-overview .po-meta{display:flex;justify-content:space-between;align-items:center;margin-top:22px;padding-top:18px;border-top:1px dashed var(--line);}
.product-overview .po-meta .price{font-size:26px;font-weight:800;color:var(--p);}
.product-overview .po-meta .price small{font-size:13px;color:var(--ink-soft);font-weight:500;display:block;margin-top:2px;}

/* 三单品 */
.products-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px;}
.p-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.3s;display:flex;flex-direction:column;}
.p-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.p-card .p-img{background:linear-gradient(160deg,#f6f9f4,#fff);padding:24px;text-align:center;height:260px;display:flex;align-items:center;justify-content:center;}
.p-card .p-img img{max-height:230px;width:auto;margin:0 auto;}
.p-card .p-head{padding:20px 22px 6px;}
.p-card .p-head .letter{display:inline-block;background:var(--pd);color:#fff;font-size:14px;font-weight:800;padding:4px 12px;border-radius:20px;margin-bottom:8px;}
.p-card .p-head .type{font-size:12px;color:var(--pl);font-weight:700;letter-spacing:1px;text-transform:uppercase;}
.p-card .p-head h3{font-size:18px;color:var(--pd);font-weight:800;margin:6px 0 4px;line-height:1.3;}
.p-card .p-head .reg{font-size:12px;color:var(--gray);margin-top:6px;}
.p-card .p-body{padding:0 22px 20px;flex:1;}
.p-card .p-body p{font-size:13px;color:var(--ink-soft);margin-bottom:8px;}
.p-card .p-body p b{color:var(--p);}
.p-card .p-body .label{font-size:11px;color:var(--pl);font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-top:8px;display:block;}
.p-card .p-body ul{list-style:none;margin-top:6px;}
.p-card .p-body li{font-size:13px;color:var(--ink-soft);padding:3px 0 3px 16px;position:relative;}
.p-card .p-body li::before{content:"·";position:absolute;left:4px;top:0;color:var(--pl);font-weight:800;}
.p-card .p-foot{padding:14px 22px;border-top:1px solid var(--line);background:#faf9f6;font-size:12px;color:var(--ink-soft);display:flex;justify-content:space-between;}
.p-card .p-foot b{color:var(--p);}

/* 协同机理 */
.synergy{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px;}
.syn{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);position:relative;}
.syn .layer{position:absolute;top:-12px;left:22px;background:var(--a);color:var(--pd);font-size:12px;font-weight:800;padding:4px 12px;border-radius:20px;}
.syn h3{font-size:18px;color:var(--pd);font-weight:800;margin:8px 0 10px;}
.syn p{font-size:14px;color:var(--ink-soft);}
.syn .letter{font-size:42px;color:var(--pl);font-weight:800;line-height:1;margin-bottom:6px;}

/* 合规表 */
.table-wrap{overflow-x:auto;margin-top:24px;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow-sm);}
table.cmp{width:100%;border-collapse:collapse;background:#fff;font-size:14px;min-width:560px;}
table.cmp th{background:var(--p);color:#fff;padding:13px 16px;text-align:left;font-weight:700;}
table.cmp td{padding:12px 16px;border-bottom:1px solid var(--line);color:var(--ink-soft);vertical-align:top;}
table.cmp tr:last-child td{border-bottom:none;}
table.cmp .ok{color:var(--p);font-weight:700;}
table.cmp .no{color:#c0392b;font-weight:700;}
table.cmp tr:nth-child(even) td{background:#f6f9f4;}

/* 资质表 */
table.qual{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px;}
table.qual th{background:var(--pd);color:#fff;padding:10px 12px;text-align:left;font-size:12px;font-weight:700;}
table.qual td{padding:10px 12px;border-bottom:1px solid var(--line);color:var(--ink-soft);font-size:12px;}
table.qual tr:last-child td{border-bottom:none;}
table.qual tr:nth-child(even) td{background:#f6f9f4;}

/* FAQ */
.faq{margin-top:8px;}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s;}
.faq details[open]{box-shadow:var(--shadow-sm);}
.faq summary{padding:18px 22px;font-weight:700;color:var(--pd);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-size:15px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary .pm{font-size:22px;color:var(--pl);transition:.25s;font-weight:400;flex:none;margin-left:14px;}
.faq details[open] summary .pm{transform:rotate(45deg);}
.faq .ans{padding:0 22px 18px;color:var(--ink-soft);font-size:14px;}

/* 加盟流程 */
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-top:30px;}
.flow .f{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 16px;text-align:center;box-shadow:var(--shadow-sm);position:relative;}
.flow .f .n{width:42px;height:42px;border-radius:50%;background:var(--n100);color:var(--p);font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:18px;}
.flow .f h4{font-size:15px;color:var(--pd);font-weight:800;margin-bottom:5px;}
.flow .f p{font-size:13px;color:var(--ink-soft);}

/* 适合/不适合 */
.fit{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:18px;}
.fit .fit-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;}
.fit .fit-box.yes{border-left:5px solid var(--p);}
.fit .fit-box.no{border-left:5px solid #c0392b;background:#fff7f7;}
.fit .fit-box h3{font-size:17px;font-weight:800;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.fit .fit-box.yes h3{color:var(--p);}
.fit .fit-box.no h3{color:#c0392b;}
.fit .fit-box ul{list-style:none;}
.fit .fit-box li{font-size:14px;color:var(--ink-soft);padding:6px 0 6px 22px;position:relative;}
.fit .fit-box.yes li::before{content:"✓";position:absolute;left:0;top:6px;color:var(--pl);font-weight:800;}
.fit .fit-box.no li::before{content:"✕";position:absolute;left:0;top:6px;color:#c0392b;font-weight:800;}

/* 支持清单 */
.support-list{columns:2;column-gap:24px;margin-top:14px;}
.support-list li{break-inside:avoid;font-size:14px;color:var(--ink-soft);padding:6px 0 6px 22px;position:relative;}
.support-list li::before{content:"✓";position:absolute;left:0;top:6px;color:var(--pl);font-weight:800;}

/* 表单 */
.form-section{background:linear-gradient(160deg,var(--pd),var(--p));color:#fff;border-radius:24px;padding:46px;margin-top:30px;position:relative;overflow:hidden;}
.form-section::after{content:"";position:absolute;bottom:-60px;right:-40px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle at30% 30%,rgba(242,183,5,.25),transparent 70%);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-grid .full{grid-column:1/-1;}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px;opacity:.95;}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border-radius:12px;border:1px solid rgba(255,255,255,.30);
  background:rgba(255,255,255,.12);color:#fff;font-family:var(--font);font-size:15px;transition:.2s;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.6);}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--a);background:rgba(255,255,255,.18);}
.field select option{color:#222;}
.form-note{font-size:12px;opacity:.8;margin-top:10px;}
.form-msg{margin-top:14px;font-size:14px;font-weight:600;display:none;}
.form-msg.show{display:block;}
.form-msg.ok{color:#bdf5c8;}
.form-msg.err{color:#ffd0d0;}

/* 品牌视觉 */
.visual-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:14px;}
.visual-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);}
.visual-box h3{font-size:18px;color:var(--pd);margin-bottom:16px;font-weight:800;display:flex;align-items:center;gap:10px;}
.visual-box h3 .accent-bar{width:4px;height:18px;background:var(--a);border-radius:2px;}
.logo-show{display:flex;gap:20px;align-items:center;flex-wrap:wrap;background:var(--n100);border-radius:14px;padding:24px;}
.logo-show .emblem{width:160px;height:auto;border-radius:8px;background:#fff;padding:10px;}
.logo-show .horiz{height:60px;width:auto;background:#fff;padding:10px;border-radius:8px;}
.colors-show{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.sw{height:84px;border-radius:12px;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;padding:10px;font-size:11px;font-weight:600;box-shadow:var(--shadow-sm);}
.sw small{opacity:.85;font-weight:500;}
.sw.dark{color:#fff;}
.sw.light{color:var(--n900);}
.redline{background:#fff5f5;border:1px solid #ffd0d0;border-radius:var(--radius);padding:24px;}
.redline h3{color:#c0392b;font-size:17px;margin-bottom:12px;font-weight:800;display:flex;align-items:center;gap:8px;}
.redline ul{margin-left:18px;font-size:14px;color:#555;}
.redline li{margin-bottom:7px;}
.redline .ok{color:var(--p);font-weight:700;}
.redline .no{color:#c0392b;font-weight:700;}

/* 联系 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:10px;}
.contact-info .item{display:flex;gap:14px;margin-bottom:20px;}
.contact-info .item .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--pl),var(--p));flex:none;display:flex;align-items:center;justify-content:center;}
.contact-info .item .ic svg{width:22px;height:22px;}
.contact-info .item h4{font-size:15px;color:var(--pd);font-weight:800;}
.contact-info .item p{font-size:14px;color:var(--ink-soft);}

/* 研究院管线 */
.pipeline{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px;}
.pl-step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;text-align:center;box-shadow:var(--shadow-sm);position:relative;}
.pl-step .stage{font-size:11px;color:var(--pl);font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:6px;}
.pl-step h4{font-size:16px;color:var(--pd);font-weight:800;margin-bottom:6px;}
.pl-step p{font-size:13px;color:var(--ink-soft);}
.pl-step.cur{background:linear-gradient(160deg,var(--p),var(--pd));color:#fff;border:none;}
.pl-step.cur h4,.pl-step.cur .stage,.pl-step.cur p{color:#fff;}
.pl-step.cur .stage{color:var(--a);}

/* 页脚 */
.footer{background:var(--pd);color:#fff;padding:54px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;}
.footer .brand-f{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer .brand-f img{height:54px;width:auto;border-radius:8px;background:#fff;padding:6px;}
.footer .brand-f .bf-text .zh{font-size:18px;font-weight:800;color:#fff;letter-spacing:1px;}
.footer .brand-f .bf-text .en{font-size:11px;color:rgba(255,255,255,.7);letter-spacing:.5px;margin-top:2px;}
.footer p.desc{font-size:14px;color:rgba(255,255,255,.78);max-width:340px;}
.footer h4{font-size:15px;font-weight:800;margin-bottom:14px;color:#fff;}
.footer ul{list-style:none;}
.footer ul li{margin-bottom:9px;}
.footer ul li a{font-size:14px;color:rgba(255,255,255,.78);transition:.2s;}
.footer ul li a:hover{color:var(--a);}
.footer-bottom{margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);font-size:13px;color:rgba(255,255,255,.62);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.footer-bottom .compliance{opacity:.85;}

/* 滚动渐显 */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.08s;}
.reveal.d2{transition-delay:.16s;}
.reveal.d3{transition-delay:.24s;}

/* ---------- 响应式 ---------- */
/* 醒目电话（导航 / Hero / 页脚） */
.nav-phone{display:inline-flex;align-items:center;gap:7px;padding:9px 14px;border-radius:40px;background:var(--n100);color:var(--pd);font-weight:800;font-size:15px;border:1px solid rgba(27,107,58,.18);transition:.2s;white-space:nowrap;}
.nav-phone:hover{background:var(--p);color:#fff;}
.nav-phone svg{width:16px;height:16px;}
.hero-hotline{margin-top:22px;font-size:15px;color:var(--pd);font-weight:700;display:flex;align-items:center;gap:8px;}
.hero-hotline a{color:var(--p);font-size:21px;font-weight:800;letter-spacing:.5px;}
.footer-phone{font-size:15px;color:rgba(255,255,255,.92);margin-top:14px;font-weight:600;}
.footer-phone a{color:var(--a);font-weight:800;}

@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .grid-3,.pillar,.products-3,.synergy,.pipeline{grid-template-columns:1fr;}
  .grid-2,.visual-grid,.contact-grid,.dual-brand,.product-overview,.faq-grid,.fit{grid-template-columns:1fr;}
  .db-vs{transform:rotate(90deg);}
  .steps{grid-template-columns:1fr;gap:24px;}
  .steps::before{display:none;}
  .flow{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .form-grid{grid-template-columns:1fr;}
  .form-section{padding:32px 22px;}
  .support-list{columns:1;}
}
@media(max-width:680px){
  .nav-links{position:fixed;top:var(--nav-h);left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:8px 0;box-shadow:0 12px 24px rgba(0,0,0,.12);transform:translateY(-130%);transition:transform .3s ease;max-height:calc(100vh - var(--nav-h));overflow:auto;}
  .nav-links.open{transform:translateY(0);}
  .nav-links a{padding:14px 24px;width:100%;border-bottom:1px solid var(--line);}
  .nav-links a::after{display:none;}
  .nav-toggle{display:block;}
  .nav-cta .btn-ghost{display:none;}
  .brand-text{display:none;}
  .section{padding:64px 0;}
  .stats{grid-template-columns:1fr 1fr;}
  .flow{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero h1{font-size:32px;}
  .colors-show{grid-template-columns:repeat(2,1fr);}
  .hero-card{padding:22px;}
  .nav-phone{padding:8px 10px;font-size:13px;}
  .nav-phone svg{width:14px;height:14px;}
}

/* ============================================================
   新增板块样式（官网重构 v2）
   ============================================================ */

/* 使命/愿景/价值观 */
.mvv{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px;}
.mvv-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;}
.mvv-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:linear-gradient(180deg,var(--pl),var(--p));}
.mvv-card .mvv-k{display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;color:var(--p);background:var(--n100);padding:4px 12px;border-radius:20px;margin-bottom:12px;}
.mvv-card p{font-size:15px;color:var(--ink-soft);}

/* 价值锚点 ¥356 vs ¥298 */
.value-anchor{margin-top:48px;background:linear-gradient(160deg,#fff,#f6f9f4);border:1px solid rgba(27,107,58,.14);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm);}
.value-anchor .va-head .eyebrow{margin-bottom:6px;}
.value-anchor .va-head h3{font-size:20px;color:var(--pd);font-weight:800;margin-bottom:18px;}
.va-grid{display:flex;align-items:stretch;gap:18px;flex-wrap:wrap;}
.va-card{flex:1;min-width:220px;border-radius:16px;padding:22px;box-shadow:var(--shadow-sm);}
.va-card.old{background:#f3f1ec;border:1px solid var(--line);}
.va-card.new{background:linear-gradient(160deg,var(--p),var(--pd));color:#fff;border:none;}
.va-tag{font-size:13px;font-weight:700;opacity:.85;}
.va-card.new .va-tag{color:var(--a);}
.va-price{font-size:38px;font-weight:800;line-height:1.1;margin:6px 0 14px;color:var(--ink);}
.va-card.new .va-price{color:#fff;}
.va-card ul{list-style:none;}
.va-card li{font-size:14px;color:var(--ink-soft);padding:5px 0 5px 20px;position:relative;}
.va-card.new li{color:rgba(255,255,255,.92);}
.va-card li::before{content:"·";position:absolute;left:6px;top:4px;font-weight:800;color:var(--pl);}
.va-card.new li::before{color:var(--a);}
.va-card li b{color:var(--p);}
.va-card.new li b{color:#fff;}
.va-card li.dim{opacity:.6;font-size:13px;}
.va-arrow{display:flex;align-items:center;justify-content:center;font-size:30px;color:var(--a);font-weight:800;flex:none;}
.va-note{font-size:12px;color:var(--ink-soft);margin-top:14px;opacity:.8;}

/* 用法用量表 */
table.usage{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px;}
table.usage th{background:var(--pd);color:#fff;padding:10px 12px;text-align:left;font-size:12px;font-weight:700;}
table.usage td{padding:10px 12px;border-bottom:1px solid var(--line);color:var(--ink-soft);font-size:12px;}
table.usage tr:last-child td{border-bottom:none;}
table.usage tr:nth-child(even) td{background:#f6f9f4;}

/* 六层信任背书 */
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:14px;}
.trust-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:.3s;position:relative;overflow:hidden;}
.trust-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.trust-card .tc-ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--pl),var(--p));font-size:26px;margin-bottom:16px;}
.trust-card h3{font-size:18px;color:var(--pd);font-weight:800;margin-bottom:8px;}
.trust-card p{font-size:14px;color:var(--ink-soft);}
.trust-card .tc-flag{display:inline-block;margin-top:14px;font-size:11px;font-weight:700;color:var(--n500);background:var(--n100);padding:4px 10px;border-radius:20px;}

/* 冠军代言 */
.champion-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px;}
.champion-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.3s;}
.champion-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.champion-photo{height:300px;background:linear-gradient(160deg,#eef4ec,#f6f9f4);overflow:hidden;}
.champion-photo img{width:100%;height:100%;object-fit:cover;object-position:center top;}
.champion-info{padding:20px 22px;}
.champion-info h3{font-size:20px;color:var(--pd);font-weight:800;margin-bottom:8px;}
.champion-tag{display:inline-block;font-size:12px;font-weight:800;color:var(--pd);background:var(--a);padding:4px 14px;border-radius:20px;letter-spacing:1px;}
.champion-sport{font-size:13px;color:var(--ink-soft);margin-top:12px;}
.champion-disclaimer{font-size:12px;color:var(--ink-soft);margin-top:22px;padding:14px 18px;background:var(--n100);border-radius:12px;border-left:4px solid var(--a);}

/* 六大赋能 */
.six-empower{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px;}
.se-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);transition:.3s;position:relative;overflow:hidden;}
.se-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.se-card .se-no{font-size:28px;font-weight:800;color:rgba(27,107,58,.16);line-height:1;margin-bottom:10px;}
.se-card h3{font-size:19px;color:var(--pd);font-weight:800;margin-bottom:10px;}
.se-card p{font-size:14px;color:var(--ink-soft);}

/* 系统十大模块 */
.sys-modules{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:14px;}
.sm-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 18px;box-shadow:var(--shadow-sm);transition:.3s;}
.sm-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.sm-card .sm-no{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--sl),var(--s));color:#fff;font-size:13px;font-weight:800;margin-bottom:10px;}
.sm-card h4{font-size:16px;color:var(--pd);font-weight:800;margin-bottom:6px;}
.sm-card p{font-size:13px;color:var(--ink-soft);}
.sys-highlight{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px;}
.sys-highlight .sh-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow-sm);}
.sys-highlight .sh-ic{font-size:28px;flex:none;}
.sys-highlight h4{font-size:15px;color:var(--pd);font-weight:800;margin-bottom:4px;}
.sys-highlight p{font-size:13px;color:var(--ink-soft);}

/* 商学院 */
.biz-school{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:14px;}
.bs-col{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);}
.bs-col:first-child{border-top:4px solid var(--p);}
.bs-col:last-child{border-top:4px solid var(--a);}
.bs-title{font-size:18px;color:var(--pd);font-weight:800;margin-bottom:16px;}
.bs-list{list-style:none;}
.bs-list li{font-size:14px;color:var(--ink-soft);padding:8px 0 8px 24px;position:relative;border-bottom:1px dashed var(--line);}
.bs-list li:last-child{border-bottom:none;}
.bs-list li::before{content:"✓";position:absolute;left:0;top:8px;color:var(--pl);font-weight:800;}
.bs-list li.bs-extra{color:var(--p);font-weight:600;}

/* 中央直播间 */
.live-flow{display:flex;align-items:stretch;gap:14px;margin-top:24px;flex-wrap:wrap;}
.lf-step{flex:1;min-width:200px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;text-align:center;box-shadow:var(--shadow-sm);position:relative;}
.lf-step .lf-no{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--pl),var(--p));color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:18px;}
.lf-step h4{font-size:17px;color:var(--pd);font-weight:800;margin-bottom:6px;}
.lf-step p{font-size:13px;color:var(--ink-soft);}
.lf-arrow{display:flex;align-items:center;justify-content:center;font-size:26px;color:var(--a);font-weight:800;flex:none;}
.live-note{display:flex;gap:14px;align-items:flex-start;margin-top:22px;background:var(--n100);border-radius:14px;padding:18px 20px;}
.live-note .ln-tag{flex:none;font-size:12px;font-weight:800;color:#fff;background:var(--s);padding:5px 12px;border-radius:20px;letter-spacing:1px;}
.live-note p{font-size:14px;color:var(--ink-soft);}

/* 盈利模型 70/12/8/5/5 */
.profit-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:14px;}
.profit-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;box-shadow:var(--shadow-sm);transition:.3s;position:relative;overflow:hidden;}
.profit-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.profit-card .pc-num{font-size:34px;font-weight:800;color:var(--p);line-height:1;}
.profit-card h4{font-size:15px;color:var(--pd);font-weight:800;margin:10px 0 6px;}
.profit-card p{font-size:13px;color:var(--ink-soft);}

/* ---------- 新增板块响应式 ---------- */
@media(max-width:980px){
  .mvv,.trust-grid,.champion-grid,.six-empower,.sys-highlight,.biz-school{grid-template-columns:1fr;}
  .sys-modules{grid-template-columns:repeat(2,1fr);}
  .profit-grid{grid-template-columns:1fr 1fr;}
  .live-flow .lf-arrow{transform:rotate(90deg);}
}
@media(max-width:680px){
  .sys-modules{grid-template-columns:1fr;}
  .profit-grid{grid-template-columns:1fr;}
  .va-grid{flex-direction:column;}
  .va-arrow{transform:rotate(90deg);}
  .live-flow{flex-direction:column;}
  .live-flow .lf-arrow{transform:rotate(90deg);}
}