/* ============================================================
   新南优印官网 - 首页橙红风格补充样式
   与 style.css（橙红渐变基础）配合使用，仅作用于首页
   结构复用商务版：信息条 / 客户墙 / 数据面板 / 最新动态
   ============================================================ */

/* ---------- 顶部信息条（橙红深色条） ---------- */
.topbar {
  background: linear-gradient(135deg, #ff6b35 0%, #e63b2e 100%);
  color: rgba(255,255,255,.95);
  font-size: 12.5px;
  padding: 8px 0;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; }
.topbar-left { display: flex; gap: 24px; }
.topbar-right { display: flex; gap: 20px; }
.topbar a { color: rgba(255,255,255,.95); transition: opacity .2s; }
.topbar a:hover { opacity: .8; }
.topbar svg { width: 13px; height: 13px; vertical-align: -2px; margin-right: 5px; stroke: #fff; fill: none; stroke-width: 1.8; }

/* ---------- 导航（覆盖 style.css 的白色导航为深色文字+细边） ---------- */
.nav { background: rgba(255,255,255,.96); }
.nav-links a:hover { color: var(--brand-1); background: #fff7f3; }

/* ---------- LOGO 图片替换支持 ---------- */
.logo-img { height: 40px; width: auto; display: block; }
.logo-text strong { font-size: 19px; font-weight: 700; color: var(--dark); }
.logo-text span { font-size: 10px; color: var(--muted); letter-spacing: 2px; display: block; }

/* ---------- Hero（橙红渐变，保留数据面板） ---------- */
.hero {
  background: linear-gradient(135deg, #fff7f3 0%, #fff1ec 50%, #ffe9e3 100%);
  padding: 84px 0 72px;
}
.hero-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid #ffd9ce;
  color: var(--brand-2); font-size: 12.5px; font-weight: 600;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 20px;
}
.hero-kicker::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--brand-1); }
.hero h1 { font-size: 42px; line-height: 1.25; font-weight: 800; margin-bottom: 18px; }
.hero h1 em { font-style: normal; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 16px; color: var(--muted); margin-bottom: 32px; max-width: 520px; }
.btn-gold { background: var(--brand-grad); color: #fff; box-shadow: var(--shadow); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-line { border: 1.5px solid var(--brand-1); color: var(--brand-1); }
.btn-line:hover { background: #fff1ec; }

/* 数据面板（白卡片） */
.hero-panel {
  background: #fff; border-radius: 18px; box-shadow: var(--shadow-lg);
  padding: 26px 28px; border: 1px solid var(--border);
}
.hp-title { font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--brand-2); margin-bottom: 18px; }
.hp-title::after { content: ""; display: block; width: 32px; height: 3px; background: var(--brand-grad); margin-top: 8px; border-radius: 2px; }
.hp-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 0; border-bottom: 1px dashed var(--border);
}
.hp-row:last-child { border-bottom: none; }
.hp-label { font-size: 14px; color: var(--dark-2); }
.hp-value { font-size: 14px; font-weight: 600; color: var(--dark); }
.hp-num { font-size: 24px; font-weight: 800; color: var(--brand-2); }

/* ---------- 客户信任墙 ---------- */
.trust { background: #fff; border-bottom: 1px solid var(--border); padding: 22px 0; }
.trust .container { display: flex; align-items: center; gap: 32px; justify-content: space-between; flex-wrap: wrap; }
.trust-label { font-size: 12.5px; color: var(--muted); letter-spacing: 2px; white-space: nowrap; }
.trust-logos { display: flex; gap: 32px; flex-wrap: wrap; }
.trust-logos span { font-size: 14px; color: #9ca3af; font-weight: 500; letter-spacing: 1px; transition: color .2s; }
.trust-logos span:hover { color: var(--brand-2); }

/* ---------- 区块标题（橙红 tag） ---------- */
.section-head .tag {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 1px;
  color: var(--brand-2); background: #fff1ec; padding: 5px 14px; border-radius: 999px; margin-bottom: 14px;
}
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head h2 { font-size: 32px; font-weight: 800; margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 15.5px; }

/* ---------- 关于预览 ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-visual {
  background: var(--brand-grad); color: #fff; border-radius: 18px;
  padding: 40px 36px; min-height: 300px;
  display: flex; flex-direction: column; justify-content: center;
  box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.about-visual::before {
  content: ""; position: absolute; right: -60px; top: -60px;
  width: 200px; height: 200px; border-radius: 50%;
  background: rgba(255,255,255,.12);
}
.about-visual .av-year { font-size: 52px; font-weight: 800; line-height: 1; position: relative; }
.about-visual .av-text { font-size: 15px; color: rgba(255,255,255,.95); margin-top: 14px; line-height: 1.9; position: relative; }
.about-copy h3 { font-size: 24px; font-weight: 800; color: var(--dark); margin-bottom: 14px; }
.about-copy p { font-size: 15px; color: var(--muted); margin-bottom: 14px; line-height: 2; }
.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 20px 0 26px; }
.about-point { display: flex; gap: 8px; align-items: center; font-size: 14px; color: var(--dark-2); font-weight: 500; }
.about-point svg { width: 15px; height: 15px; stroke: var(--brand-1); fill: none; stroke-width: 2.5; flex-shrink: 0; }
.link-more { display: inline-flex; align-items: center; gap: 8px; color: var(--brand-2); font-weight: 600; font-size: 14.5px; }
.link-more:hover { color: var(--brand-1); }
.link-more svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ---------- 业务卡片（橙红图标 + 上浮） ---------- */
.biz-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; transition: transform .2s, box-shadow .2s; }
.biz-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.biz-icon {
  width: 52px; height: 52px; border-radius: 13px; background: var(--brand-grad);
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
}
.biz-icon svg { width: 26px; height: 26px; stroke: #fff; fill: none; stroke-width: 1.8; }
.biz-sub { font-size: 12px; font-weight: 700; letter-spacing: 1.5px; color: var(--brand-1); text-transform: uppercase; margin-bottom: 6px; }
.biz-card h3 { font-size: 19px; margin-bottom: 10px; }
.biz-card p { color: var(--muted); font-size: 14px; margin-bottom: 16px; }
.biz-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.biz-tags span { font-size: 12px; background: var(--light); border: 1px solid var(--border); padding: 4px 10px; border-radius: 6px; color: var(--dark-2); }
.biz-link { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 600; color: var(--brand-2); margin-top: 18px; }
.biz-link:hover { color: var(--brand-1); }
.biz-link svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ---------- 数据条（橙红渐变） ---------- */
.stats { background: var(--brand-grad); padding: 56px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; color: #fff; }
.stat-item { padding: 8px 12px; }
.stat-num { font-size: 38px; font-weight: 800; }
.stat-label { font-size: 14px; opacity: .9; }

/* ---------- 优势卡片 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.adv-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 24px; transition: transform .2s, box-shadow .2s;
}
.adv-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.adv-icon {
  width: 46px; height: 46px; border-radius: 11px; background: #fff1ec;
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.adv-icon svg { width: 22px; height: 22px; stroke: var(--brand-1); fill: none; stroke-width: 1.8; }
.adv-card h4 { font-size: 15.5px; font-weight: 600; margin-bottom: 8px; }
.adv-card p { font-size: 13.5px; color: var(--muted); line-height: 1.85; }

/* ---------- 案例卡片 ---------- */
.case-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; transition: transform .2s, box-shadow .2s; }
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.case-no { font-size: 12px; font-weight: 700; color: var(--brand-2); letter-spacing: 1px; margin-bottom: 10px; }
.case-card h3 { font-size: 17px; margin-bottom: 8px; }
.case-card p { font-size: 13.5px; color: var(--muted); }
.case-more { text-align: center; margin-top: 40px; }

/* ---------- 最新动态 ---------- */
.news-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-s {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; display: block; transition: transform .2s, box-shadow .2s;
}
.news-s:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.news-s .ns-date { font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.news-s .ns-date b { color: var(--brand-2); font-weight: 700; }
.news-s h4 { font-size: 15px; font-weight: 600; line-height: 1.6; margin-bottom: 6px; }
.news-s p { font-size: 13px; color: var(--muted); line-height: 1.75; }

/* ---------- CTA 横幅 ---------- */
.cta-band { background: var(--brand-grad); padding: 60px 0; text-align: center; position: relative; overflow: hidden; }
.cta-band::before {
  content: ""; position: absolute; right: -80px; top: -80px;
  width: 300px; height: 300px; border-radius: 50%; background: rgba(255,255,255,.1);
}
.cta-band::after {
  content: ""; position: absolute; left: -60px; bottom: -100px;
  width: 240px; height: 240px; border-radius: 50%; background: rgba(255,255,255,.08);
}
.cta-band h2 { font-size: 30px; font-weight: 800; color: #fff; margin-bottom: 12px; position: relative; }
.cta-band p { font-size: 15.5px; color: rgba(255,255,255,.9); margin-bottom: 30px; position: relative; }
.cta-band .btn { position: relative; background: #fff; color: var(--brand-2); }
.cta-band .btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.18); }

/* ---------- 页脚（深色 + 品牌点缀） ---------- */
.footer { background: #1f2937; color: #9ca3af; padding: 56px 0 28px; }
.footer .f-brand { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.footer .f-brand span { color: var(--brand-1); }
.footer .f-contact { display: flex; align-items: center; gap: 8px; font-size: 13.5px; margin-bottom: 10px; }
.footer .f-contact svg { width: 15px; height: 15px; stroke: var(--brand-1); fill: none; stroke-width: 1.8; }
.footer-bottom { border-top: 1px solid #374151; padding-top: 22px; font-size: 12.5px; text-align: center; color: #6b7280; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .hero h1 { font-size: 34px; }
  .hero-inner { flex-direction: column; gap: 36px; }
  .hero-panel { width: 100%; max-width: 420px; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .biz-grid, .case-grid, .news-strip { grid-template-columns: repeat(2, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .trust .container { justify-content: center; }
}
@media (max-width: 640px) {
  .topbar-right { display: none; }
  .biz-grid, .case-grid, .news-strip { grid-template-columns: 1fr; }
  .adv-grid { grid-template-columns: 1fr; }
  .about-points { grid-template-columns: 1fr; }
  .hero h1 { font-size: 28px; }
  .section-head h2 { font-size: 26px; }
}