:root {
  --green: #2d8a4e;
  --green-dark: #1a5c32;
  --green-light: #e8f5e9;
  --green-gradient: linear-gradient(135deg, #2d8a4e, #1a5c32);
  --orange: #f48120;
  --orange-dark: #e07600;
  --orange-light: #fff3e6;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-300: #dee2e6;
  --gray-600: #495057;
  --gray-800: #212529;
  --white: #ffffff;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.06);
  --shadow: 0 2px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  color: var(--gray-800);
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration:none; color:inherit; }
img { max-width:100%; display:block; }
.container { max-width:1200px; margin:0 auto; padding:0 20px; }
.section { padding:90px 0; }
.section-alt { background: var(--gray-50); }
.section-head { text-align:center; margin-bottom:60px; }
.section-head h2 { font-size:34px; color:var(--green-dark); font-weight:700; }
.section-head p { color:var(--gray-600); font-size:16px; margin-top:8px; }
.section-head-light h2 { color:var(--white); }
.section-head-light p { color:rgba(255,255,255,0.85); }
.divider { width:60px; height:3px; background:var(--orange); margin:16px auto 0; border-radius:2px; }
.btn { display:inline-block; padding:14px 36px; border-radius:50px; font-size:16px; font-weight:600; transition:var(--transition); cursor:pointer; }
.btn-primary { background:var(--orange); color:var(--white); border:none; }
.btn-primary:hover { background:var(--orange-dark); transform:translateY(-2px); box-shadow:0 6px 20px rgba(244,129,32,0.35); }
.btn-outline { background:transparent; color:var(--white); border:2px solid rgba(255,255,255,0.6); }
.btn-outline:hover { background:rgba(255,255,255,0.15); border-color:var(--white); }

/* Header */
.header { position:fixed; top:0; left:0; right:0; z-index:1000; background:rgba(255,255,255,0.96); backdrop-filter:blur(12px); border-bottom:1px solid rgba(0,0,0,0.05); transition:box-shadow var(--transition); }
.header.scrolled { box-shadow:var(--shadow); }
.header .container { display:flex; justify-content:space-between; align-items:center; height:68px; }
.logo { display:flex; align-items:center; gap:8px; font-size:22px; font-weight:700; color:var(--green); }
.logo-icon { font-size:28px; }
.logo-sub { font-size:13px; color:var(--orange); font-weight:500; margin-left:2px; }
.nav { display:flex; gap:28px; }
.nav a { font-size:15px; color:var(--gray-600); transition:color var(--transition); position:relative; padding:6px 0; }
.nav a:hover, .nav a.active { color:var(--green); }
.nav a.active::after { content:''; position:absolute; bottom:0; left:0; right:0; height:2px; background:var(--green); border-radius:1px; }
.menu-toggle { display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px; }
.menu-toggle span { width:24px; height:2px; background:var(--gray-800); border-radius:1px; transition:var(--transition); }
.menu-toggle.active span:nth-child(1) { transform:rotate(45deg) translate(5px,5px); }
.menu-toggle.active span:nth-child(2) { opacity:0; }
.menu-toggle.active span:nth-child(3) { transform:rotate(-45deg) translate(5px,-5px); }

/* Hero */
.hero { min-height:100vh; display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden; }
.hero-bg { position:absolute; inset:0; background:linear-gradient(135deg,#1a5c32 0%,#2d8a4e 30%,#43a047 60%,#66bb6a 100%); }
.hero-bg::before { content:''; position:absolute; top:-30%; right:-15%; width:700px; height:700px; background:radial-gradient(circle,rgba(244,129,32,0.15) 0%,transparent 70%); border-radius:50%; }
.hero-bg::after { content:''; position:absolute; bottom:-20%; left:-10%; width:500px; height:500px; background:radial-gradient(circle,rgba(255,255,255,0.08) 0%,transparent 70%); border-radius:50%; }
.hero-content { position:relative; z-index:1; text-align:center; color:var(--white); padding-top:68px; }
.hero-tag { display:inline-block; padding:8px 24px; background:rgba(255,255,255,0.15); border:1px solid rgba(255,255,255,0.3); border-radius:50px; font-size:14px; margin-bottom:24px; }
.hero-title { font-size:56px; font-weight:800; margin-bottom:20px; line-height:1.2; }
.hero-title .highlight { color:var(--orange); }
.hero-desc { font-size:19px; opacity:0.9; margin-bottom:36px; line-height:1.8; }
.hero-actions { display:flex; gap:16px; justify-content:center; margin-bottom:60px; }
.hero-stats { display:flex; gap:50px; justify-content:center; }
.stat { text-align:center; }
.stat-num { font-size:42px; font-weight:800; }
.stat-num sup, .stat-num sub { font-size:18px; }
.stat-label { font-size:14px; opacity:0.8; margin-top:4px; }
.scroll-hint { position:absolute; bottom:30px; left:50%; transform:translateX(-50%); font-size:13px; opacity:0.7; display:flex; flex-direction:column; align-items:center; gap:8px; }
.scroll-hint span { width:2px; height:30px; background:rgba(255,255,255,0.5); animation:scrollLine 2s ease-in-out infinite; }
@keyframes scrollLine { 0%,100%{transform:scaleY(0.5);opacity:0.3} 50%{transform:scaleY(1);opacity:0.8} }

/* About */
.about-grid { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:start; }
.about-text h3, .about-timeline h3 { font-size:24px; color:var(--green-dark); margin-bottom:20px; }
.about-text p { color:var(--gray-600); margin-bottom:12px; }
.about-text strong { color:var(--green); }
.vision-box { margin-top:28px; display:flex; flex-direction:column; gap:12px; }
.vision-item { display:flex; align-items:center; gap:12px; padding:12px 20px; background:var(--green-light); border-radius:var(--radius); border-left:4px solid var(--green); }
.vision-item strong { min-width:80px; color:var(--green-dark); }
.vision-item span { color:var(--gray-600); font-size:14px; }
.timeline { position:relative; padding-left:24px; }
.timeline::before { content:''; position:absolute; left:6px; top:8px; bottom:8px; width:2px; background:var(--gray-300); }
.tl-item { position:relative; margin-bottom:20px; }
.tl-dot { position:absolute; left:-24px; top:6px; width:14px; height:14px; background:var(--white); border:3px solid var(--orange); border-radius:50%; }
.tl-year { font-size:18px; font-weight:700; color:var(--orange); margin-bottom:2px; }
.tl-desc { color:var(--gray-600); font-size:14px; }

/* Systems */
.systems-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.sys-card { background:var(--white); border-radius:var(--radius); padding:32px 24px; text-align:center; box-shadow:var(--shadow); transition:transform var(--transition); border-top:4px solid transparent; }
.sys-card:hover { transform:translateY(-6px); border-top-color:var(--orange); }
.sys-icon { font-size:44px; margin-bottom:16px; }
.sys-card h4 { font-size:16px; color:var(--green-dark); margin-bottom:8px; }
.sys-card p { color:var(--gray-600); font-size:13px; line-height:1.6; }

/* Advantages */
.adv-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.adv-card { background:var(--white); border-radius:var(--radius); padding:36px 28px; box-shadow:var(--shadow); transition:transform var(--transition); position:relative; overflow:hidden; }
.adv-card:hover { transform:translateY(-4px); }
.adv-card::before { content:''; position:absolute; top:0; left:0; right:0; height:4px; background:var(--green-gradient); }
.adv-num { font-size:48px; font-weight:800; color:var(--green-light); line-height:1; margin-bottom:12px; }
.adv-card h4 { font-size:18px; color:var(--green-dark); margin-bottom:10px; }
.adv-card p { color:var(--gray-600); font-size:14px; line-height:1.7; }

/* Stores */
.store-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.store-card { border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); transition:transform var(--transition); }
.store-card:hover { transform:translateY(-4px); }
.store-img { height:160px; display:flex; align-items:center; justify-content:center; font-size:56px; }
.store-card h4 { padding:12px 16px 4px; font-size:16px; color:var(--green-dark); }
.store-card p { padding:0 16px 16px; font-size:13px; color:var(--gray-600); }
.stores-more { text-align:center; margin-top:40px; }
.stores-more .btn-outline { color:var(--green); border-color:var(--green); }
.stores-more .btn-outline:hover { background:var(--green); color:var(--white); }

/* Franchise */
.franchise-flow { display:flex; align-items:flex-start; justify-content:center; gap:8px; flex-wrap:wrap; margin-bottom:50px; }
.flow-step { text-align:center; width:140px; }
.flow-num { width:48px; height:48px; background:var(--green-gradient); color:var(--white); border-radius:50%; display:flex; align-items:center; justify-content:center; margin:0 auto 12px; font-size:20px; font-weight:700; box-shadow:0 4px 12px rgba(45,138,78,0.3); }
.flow-step h4 { font-size:15px; color:var(--gray-800); margin-bottom:4px; }
.flow-step p { font-size:12px; color:var(--gray-600); }
.flow-arrow { font-size:24px; color:var(--orange); padding-top:12px; }
.franchise-cta { text-align:center; }
.cta-box { display:inline-block; padding:40px 60px; background:var(--orange-light); border-radius:var(--radius-lg); border:2px dashed var(--orange); }
.cta-box h3 { font-size:20px; color:var(--orange-dark); margin-bottom:8px; }
.cta-phone { font-size:36px; font-weight:800; color:var(--orange); margin-bottom:8px; }
.cta-box p:last-child { font-size:14px; color:var(--gray-600); }

/* News */
.news-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.news-card { background:var(--white); border-radius:var(--radius); padding:28px 24px; box-shadow:var(--shadow); transition:transform var(--transition); }
.news-card:hover { transform:translateY(-4px); }
.news-date { font-size:14px; color:var(--orange); font-weight:600; margin-bottom:8px; }
.news-card h4 { font-size:17px; color:var(--gray-800); margin-bottom:10px; line-height:1.5; }
.news-card p { font-size:14px; color:var(--gray-600); margin-bottom:12px; line-height:1.6; }
.news-link { font-size:14px; color:var(--green); font-weight:500; }
.news-link:hover { color:var(--orange); }

/* Contact */
.contact-section { background:var(--green-gradient); position:relative; overflow:hidden; }
.contact-section::before { content:''; position:absolute; top:-30%; right:-10%; width:500px; height:500px; background:radial-gradient(circle,rgba(244,129,32,0.1) 0%,transparent 70%); border-radius:50%; }
.contact-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; position:relative; z-index:1; }
.contact-card { text-align:center; padding:32px 20px; background:rgba(255,255,255,0.1); border:1px solid rgba(255,255,255,0.2); border-radius:var(--radius); transition:background var(--transition); }
.contact-card:hover { background:rgba(255,255,255,0.15); }
.contact-icon { font-size:36px; margin-bottom:12px; }
.contact-card h4 { font-size:16px; color:var(--white); margin-bottom:8px; }
.contact-card p { font-size:14px; color:rgba(255,255,255,0.85); }

/* Footer */
.footer { background:#1a1a2e; color:rgba(255,255,255,0.6); padding:50px 0 30px; }
.footer-top { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:30px; padding-bottom:30px; border-bottom:1px solid rgba(255,255,255,0.1); }
.footer-brand .logo { color:var(--white); margin-bottom:8px; }
.footer-brand p { font-size:14px; }
.footer-links { display:flex; gap:24px; }
.footer-links a { font-size:14px; transition:color var(--transition); }
.footer-links a:hover { color:var(--orange); }
.footer-bottom { text-align:center; }
.footer-bottom p { font-size:13px; margin-bottom:4px; }

/* Animations */
.fade-up { opacity:0; transform:translateY(30px); transition:opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity:1; transform:translateY(0); }

/* Responsive */
@media (max-width:1024px) {
  .systems-grid { grid-template-columns:repeat(2,1fr); }
  .store-grid { grid-template-columns:repeat(3,1fr); }
  .contact-grid { grid-template-columns:repeat(2,1fr); }
}
@media (max-width:768px) {
  .hero-title { font-size:36px; }
  .hero-desc { font-size:16px; }
  .hero-stats { gap:24px; flex-wrap:wrap; }
  .stat-num { font-size:32px; }
  .about-grid { grid-template-columns:1fr; gap:40px; }
  .adv-grid { grid-template-columns:1fr; }
  .store-grid { grid-template-columns:repeat(2,1fr); }
  .news-grid { grid-template-columns:1fr; }
  .contact-grid { grid-template-columns:1fr; }
  .franchise-flow { flex-direction:column; align-items:center; }
  .flow-arrow { transform:rotate(90deg); padding:0; }
  .nav { display:none; position:fixed; top:68px; left:0; right:0; background:var(--white); flex-direction:column; padding:20px; box-shadow:var(--shadow-lg); gap:0; }
  .nav.open { display:flex; }
  .nav a { padding:14px 0; border-bottom:1px solid var(--gray-100); }
  .menu-toggle { display:flex; }
  .cta-box { padding:30px 24px; }
  .cta-phone { font-size:28px; }
  .footer-top { flex-direction:column; gap:20px; }
  .section { padding:60px 0; }
  .section-head h2 { font-size:28px; }
}