:root {
  --color-dark: #0F2620;
  --color-teal: #1A3C34;
  --color-teal-mid: #2D5C4F;
  --color-amber: #B8926A;
  --color-amber-light: #C9A57C;
  --color-bg: #F8F8F6;
  --color-bg-light: #FFFFFF;
  --color-text: #333333;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-border: #E8E8E8;
  --font-base: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-base); color: var(--color-text); background: var(--color-bg); line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* Header */
.header { position: sticky; top: 0; left: 0; right: 0; height: var(--header-height); background: rgba(255,255,255,0.98); backdrop-filter: blur(8px); box-shadow: 0 1px 0 rgba(0,0,0,0.05); z-index: 1000; }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.logo { display: flex; flex-direction: column; }
.logo-name { font-size: 20px; font-weight: 700; color: var(--color-teal); line-height: 1.2; letter-spacing: 0.5px; }
.logo-en { font-size: 11px; font-weight: 500; color: var(--color-amber); letter-spacing: 1px; text-transform: uppercase; margin-top: 2px; }
.nav { display: flex; gap: 36px; list-style: none; }
.nav a { font-size: 15px; color: var(--color-text); position: relative; padding: 4px 0; transition: color 0.2s; }
.nav a:hover, .nav a.active { color: var(--color-teal); }
.nav a.active::after { content: ""; position: absolute; bottom: -2px; left: 0; width: 100%; height: 2px; background: var(--color-amber); }
.header-phone { display: flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 600; color: var(--color-teal); }
.header-phone svg { width: 18px; height: 18px; color: var(--color-amber); }
.mobile-menu-btn { display: none; background: none; border: none; cursor: pointer; color: var(--color-teal); }
.mobile-nav { display: none; flex-direction: column; gap: 14px; padding: 16px 24px; background: #fff; border-top: 1px solid var(--color-border); }
.mobile-nav a { font-size: 15px; color: var(--color-text); }
.mobile-nav.open { display: flex; }

/* Hero */
.hero { position: relative; min-height: 600px; display: flex; align-items: center; justify-content: center; text-align: center; color: #fff; background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-teal) 50%, var(--color-teal-mid) 100%); overflow: hidden; padding: 100px 0 120px; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 20% 30%, rgba(184,146,106,0.12) 0%, transparent 40%), radial-gradient(circle at 80% 70%, rgba(255,255,255,0.06) 0%, transparent 45%), radial-gradient(circle at 50% 50%, rgba( 255,255,255,0.04) 0%, transparent 60%); pointer-events: none; }
.hero-particles { position: absolute; inset: 0; pointer-events: none; opacity: 0.35; background-image: radial-gradient(circle, rgba(255,255,255,0.9) 1px, transparent 1px), radial-gradient(circle, rgba(255,255,255,0.5) 1px, transparent 1px), radial-gradient(circle, rgba(255,255,255,0.3) 1px, transparent 1px); background-size: 120px 120px, 80px 80px, 40px 40px; background-position: 0 0, 30px 60px, 60px 20px; }
.hero-content { position: relative; z-index: 2; max-width: 820px; padding: 0 24px; }
.hero-since { display: inline-block; font-size: 14px; font-weight: 600; color: var(--color-amber); letter-spacing: 2px; margin-bottom: 20px; position: relative; padding-bottom: 16px; }
.hero-since::after { content: ""; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 40px; height: 2px; background: var(--color-amber); }
.hero-title { font-size: 52px; font-weight: 700; line-height: 1.2; margin-bottom: 20px; letter-spacing: 2px; }
.hero-subtitle { font-size: 18px; font-weight: 300; color: rgba(255,255,255,0.85); margin-bottom: 40px; }
.hero-actions { display: flex; gap: 20px; justify-content: center; margin-bottom: 60px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 32px; border-radius: 4px; font-size: 15px; font-weight: 500; cursor: pointer; transition: all 0.25s ease; border: 1px solid transparent; }
.btn-primary { background: var(--color-amber); color: #fff; border-color: var(--color-amber); }
.btn-primary:hover { background: var(--color-amber-light); border-color: var(--color-amber-light); transform: translateY(-2px); }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
.hero-stats { display: flex; justify-content: center; gap: 80px; }
.stat-item { text-align: center; }
.stat-number { font-size: 42px; font-weight: 700; color: var(--color-amber); line-height: 1; margin-bottom: 8px; }
.stat-label { font-size: 14px; color: rgba(255,255,255,0.75); }

/* Section base */
.section { padding: 90px 0; }
.section-light { background: var(--color-bg-light); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag { display: inline-block; width: 40px; height: 3px; background: var(--color-amber); margin-bottom: 18px; }
.section-title { font-size: 32px; font-weight: 700; color: var(--color-teal); margin-bottom: 12px; }
.section-subtitle { font-size: 16px; color: var(--color-text-secondary); max-width: 560px; margin: 0 auto; }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 40px; }
.service-card { background: #fff; border: 1px solid var(--color-border); border-radius: 8px; padding: 32px 24px; transition: all 0.25s ease; }
.service-card:hover { box-shadow: 0 12px 32px rgba(15,38,32,0.08); transform: translateY(-4px); border-color: transparent; }
.service-icon { width: 48px; height: 48px; color: var(--color-teal); margin-bottom: 18px; }
.service-title { font-size: 18px; font-weight: 600; color: var(--color-teal); margin-bottom: 10px; }
.service-desc { font-size: 14px; color: var(--color-text-secondary); line-height: 1.7; }
.section-link { display: inline-flex; align-items: center; gap: 6px; color: var(--color-amber); font-weight: 500; font-size: 15px; transition: gap 0.2s; }
.section-link:hover { gap: 10px; }
.section-link svg { width: 18px; height: 18px; }
.text-center { text-align: center; }

/* Partners */
.partners-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.partner-card { background: #fff; border: 1px solid var(--color-border); border-radius: 8px; padding: 28px 16px; text-align: center; transition: all 0.2s; }
.partner-card:hover { border-color: var(--color-amber); box-shadow: 0 8px 24px rgba(15,38,32,0.06); }
.partner-main { font-size: 18px; font-weight: 700; color: var(--color-teal); margin-bottom: 4px; }
.partner-sub { font-size: 13px; color: var(--color-text-muted); }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text { padding-right: 40px; }
.about-text h2 { font-size: 32px; font-weight: 700; color: var(--color-teal); margin-bottom: 24px; }
.about-text p { font-size: 15px; color: var(--color-text-secondary); margin-bottom: 16px; }
.about-text .section-link { margin-top: 24px; }
.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.about-stat { background: #fff; border: 1px solid var(--color-border); border-radius: 8px; padding: 32px; text-align: center; }
.about-stat-number { font-size: 36px; font-weight: 700; color: var(--color-amber); line-height: 1; margin-bottom: 8px; }
.about-stat-label { font-size: 14px; color: var(--color-text-secondary); }

/* Timeline (about page) */
.timeline { position: relative; margin-top: 8px; }
.timeline-item { display: flex; gap: 24px; padding: 24px 0; border-left: 2px solid var(--color-border); padding-left: 28px; position: relative; }
.timeline-item::before { content: ""; position: absolute; left: -7px; top: 30px; width: 12px; height: 12px; border-radius: 50%; background: var(--color-amber); }
.timeline-year { font-size: 22px; font-weight: 700; color: var(--color-teal); min-width: 80px; }
.timeline-body h4 { font-size: 17px; font-weight: 600; color: var(--color-text); margin-bottom: 6px; }
.timeline-body p { font-size: 14px; color: var(--color-text-secondary); }

/* News */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 40px; }
.news-card { background: #fff; border: 1px solid var(--color-border); border-radius: 8px; padding: 28px; transition: all 0.2s; }
.news-card:hover { box-shadow: 0 10px 30px rgba(15,38,32,0.07); }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.news-tag { display: inline-block; font-size: 12px; font-weight: 500; color: var(--color-amber); background: rgba(184,146,106,0.1); padding: 4px 10px; border-radius: 4px; }
.news-date { font-size: 13px; color: var(--color-text-muted); }
.news-title { font-size: 17px; font-weight: 600; color: var(--color-teal); line-height: 1.5; margin-bottom: 10px; }
.news-excerpt { font-size: 14px; color: var(--color-text-secondary); line-height: 1.7; }

/* Contact */
.contact-section { background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-teal) 100%); color: #fff; padding: 80px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: start; }
.contact-info h2 { font-size: 32px; font-weight: 700; margin-bottom: 16px; }
.contact-info p { color: rgba(255,255,255,0.75); margin-bottom: 32px; font-size: 15px; }
.contact-phone { display: inline-flex; align-items: center; gap: 12px; font-size: 28px; font-weight: 700; color: var(--color-amber); }
.contact-phone svg { width: 28px; height: 28px; }
.contact-detail-list { list-style: none; margin-top: 28px; }
.contact-detail-list li { display: flex; gap: 12px; margin-bottom: 18px; align-items: flex-start; }
.contact-detail-list svg { width: 20px; height: 20px; color: var(--color-amber); flex-shrink: 0; margin-top: 3px; }
.contact-form { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; padding: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-control { width: 100%; padding: 14px 16px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 4px; color: #fff; font-size: 15px; font-family: inherit; outline: none; transition: border-color 0.2s; }
.form-control::placeholder { color: rgba(255,255,255,0.45); }
.form-control:focus { border-color: var(--color-amber); }
textarea.form-control { min-height: 120px; resize: vertical; margin-bottom: 20px; }
.contact-form .btn-primary { width: 100%; padding: 14px; font-size: 16px; }

/* WPForms skin */
.wpforms-skin .wpforms-container { padding: 0; margin: 0; background: transparent; }
.wpforms-skin .wpforms-field { margin-bottom: 16px; }
.wpforms-skin .wpforms-field-label { color: rgba(255,255,255,0.85); font-weight: 500; }
.wpforms-skin input[type="text"], .wpforms-skin input[type="email"], .wpforms-skin input[type="tel"], .wpforms-skin textarea { width: 100%; padding: 14px 16px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 4px; color: #fff; font-size: 15px; font-family: inherit; }
.wpforms-skin input::placeholder, .wpforms-skin textarea::placeholder { color: rgba(255,255,255,0.45); }
.wpforms-skin input:focus, .wpforms-skin textarea:focus { border-color: var(--color-amber); outline: none; }
.wpforms-skin .wpforms-submit { width: 100%; padding: 14px; font-size: 16px; background: var(--color-amber); border: none; border-radius: 4px; color: #1a3c34; font-weight: 600; cursor: pointer; transition: background 0.2s; }
.wpforms-skin .wpforms-submit:hover { background: #a07f52; }
.wpforms-skin .wpforms-confirmation-container-full { background: rgba(184,146,106,0.15); border: 1px solid var(--color-amber); color: #fff; border-radius: 4px; padding: 16px; }

/* WPForms 表单融入深色金色主题（WordPress 联系页使用） */
.wpforms-skin .wpforms-container { padding: 0; margin: 0; background: transparent; }
.wpforms-skin .wpforms-field { margin-bottom: 16px; }
.wpforms-skin .wpforms-field-label { color: rgba(255,255,255,0.85); font-weight: 500; }
.wpforms-skin input[type="text"],
.wpforms-skin input[type="email"],
.wpforms-skin input[type="tel"],
.wpforms-skin textarea {
  width: 100%; padding: 14px 16px; background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15); border-radius: 4px; color: #fff;
  font-size: 15px; font-family: inherit; outline: none; transition: border-color 0.2s;
}
.wpforms-skin input::placeholder,
.wpforms-skin textarea::placeholder { color: rgba(255,255,255,0.45); }
.wpforms-skin input:focus,
.wpforms-skin textarea:focus { border-color: var(--color-amber); background: rgba(255,255,255,0.12); }
.wpforms-skin .wpforms-submit {
  width: 100%; padding: 14px; font-size: 16px; background: var(--color-amber);
  border: none; border-radius: 4px; color: #1a3c34; font-weight: 600; cursor: pointer; transition: background 0.2s;
}
.wpforms-skin .wpforms-submit:hover { background: #a07f52; }
.wpforms-skin .wpforms-confirmation-container-full {
  background: rgba(184,146,106,0.15); border: 1px solid var(--color-amber);
  color: #fff; border-radius: 4px; padding: 16px;
}

/* Footer */
.footer { background: var(--color-dark); color: rgba(255,255,255,0.7); padding: 60px 0 24px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr; gap: 40px; margin-bottom: 48px; }
.footer-brand .logo-name { color: #fff; margin-bottom: 4px; }
.footer-brand .logo-en { color: var(--color-amber); margin-bottom: 16px; }
.footer-brand p { color: rgba(255,255,255,0.65); line-height: 1.8; }
.footer-title { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 20px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: rgba(255,255,255,0.7); transition: color 0.2s; }
.footer-links a:hover { color: var(--color-amber); }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 14px; line-height: 1.7; }
.footer-contact-item svg { width: 18px; height: 18px; color: var(--color-amber); flex-shrink: 0; margin-top: 3px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; text-align: center; color: rgba(255,255,255,0.5); font-size: 13px; }

/* Page hero (sub pages) */
.page-hero { background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-teal) 60%, var(--color-teal-mid) 100%); color: #fff; padding: 80px 0 60px; text-align: center; }
.page-hero .hero-since { font-size: 14px; font-weight: 600; color: var(--color-amber); letter-spacing: 2px; margin-bottom: 16px; }
.page-hero .hero-subtitle { color: rgba(255,255,255,0.82); font-weight: 300; margin-top: 14px; }

.service-list { list-style: none; margin: 14px 0 18px; }
.service-list li { font-size: 14px; color: var(--color-text-secondary); padding: 4px 0 4px 18px; position: relative; }
.service-list li::before { content: ""; position: absolute; left: 0; top: 11px; width: 6px; height: 6px; border-radius: 50%; background: var(--color-amber); }

.news-filter { display: flex; justify-content: center; gap: 12px; margin-bottom: 40px; flex-wrap: wrap; }
.filter-btn { padding: 8px 22px; border: 1px solid var(--color-border); background: #fff; border-radius: 30px; font-size: 14px; color: var(--color-text-secondary); cursor: pointer; transition: all 0.2s; font-family: inherit; }
.filter-btn:hover, .filter-btn.active { background: var(--color-teal); color: #fff; border-color: var(--color-teal); }

/* Responsive */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .nav, .header-phone { display: none; }
  .mobile-menu-btn { display: block; }
  .hero-title { font-size: 34px; }
  .hero-stats { gap: 30px; flex-wrap: wrap; }
  .hero-actions { flex-direction: column; align-items: center; }
  .services-grid, .partners-grid, .news-grid, .about-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .about-text { padding-right: 0; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .contact-section { padding: 60px 0; }
}