/* =========================================================
   主页版块 home.css —— Hero / 数据 / 产品 / 业务 / 案例 / 关于 / 公众号
   ========================================================= */

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 560px;
  display: flex; align-items: center;
  padding-top: var(--header-h);
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(247, 143, 30, 0.12), transparent 60%),
    linear-gradient(180deg, #bcd9f8 0%, #d9e9fb 34%, #eef5fd 72%, #f7fafd 100%);
  overflow: hidden;
}
/* 云层装饰 */
.hero .cloud { position: absolute; opacity: 0.75; pointer-events: none; }
.hero .cloud svg { width: 100%; height: 100%; }
.hero .cloud--1 { top: 16%; left: 4%; width: 180px; animation: drift 26s linear infinite; }
.hero .cloud--2 { top: 30%; left: 52%; width: 130px; opacity: 0.5; animation: drift 34s linear infinite reverse; }
.hero .cloud--3 { top: 8%; left: 78%; width: 220px; opacity: 0.4; animation: drift 42s linear infinite; }
@keyframes drift {
  0% { transform: translateX(-40px); }
  50% { transform: translateX(50px); }
  100% { transform: translateX(-40px); }
}
/* 橙色弧线（呼应参考图） */
.hero .arc {
  position: absolute; top: 20%; right: 6%; width: 46%; max-width: 620px;
  aspect-ratio: 2.1 / 1; pointer-events: none;
  opacity: 0.9;
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--sp-7); align-items: center; padding-block: var(--sp-8); z-index: 2; }
.hero-copy .hero-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: var(--fs-small); font-weight: 600; color: var(--c-primary-deep);
  background: rgba(255, 255, 255, 0.7); border: 1px solid rgba(22, 104, 220, 0.2);
  padding: 6px 16px; border-radius: var(--r-full); margin-bottom: var(--sp-5);
  box-shadow: var(--sh-1);
}
.hero-copy .hero-kicker::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--c-accent); box-shadow: 0 0 0 4px rgba(247, 143, 30, 0.2); }
.hero-copy h1 { font-size: var(--fs-hero); font-weight: 800; line-height: 1.28; letter-spacing: 2px; }
.hero-copy h1 .hl {
  background: linear-gradient(120deg, var(--c-primary-deep), var(--c-primary-light));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-copy .en { font-size: var(--fs-small); letter-spacing: 4px; color: var(--c-ink-3); text-transform: uppercase; margin-top: var(--sp-3); }
.hero-copy .desc { max-width: 480px; margin-top: var(--sp-5); color: var(--c-ink-2); }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--sp-4); margin-top: var(--sp-6); }
.hero-cta .btn svg { width: 16px; height: 16px; }

/* Hero 右侧：玻璃建筑 + 浮动数据卡 */
.hero-visual { position: relative; }
.building { filter: drop-shadow(0 24px 40px rgba(14, 79, 184, 0.18)); }
.hero-float {
  position: absolute; display: flex; align-items: center; gap: 10px;
  background: rgba(255, 255, 255, 0.86); backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.9); border-radius: var(--r-m);
  box-shadow: var(--sh-3); padding: 10px 14px;
  animation: floaty 5s ease-in-out infinite;
}
.hero-float .f-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: var(--r-s); color: #fff; }
.hero-float .f-icon svg { width: 17px; height: 17px; }
.hero-float b { display: block; font-size: 16px; font-family: var(--font-num); line-height: 1.2; }
.hero-float small { font-size: 11px; color: var(--c-ink-3); }
.hero-float--a { top: 8%; left: -6%; }
.hero-float--b { bottom: 14%; right: -4%; animation-delay: 1.2s; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: var(--sp-6); }
  .hero-visual { max-width: 520px; margin-inline: auto; }
  .hero .arc { display: none; }
}
@media (max-width: 640px) {
  .hero { min-height: auto; }
  .hero-float { display: none; }
  .hero-cta .btn { flex: 1; }
}

/* ---------- 产品中心 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }
.product-card { position: relative; padding: var(--sp-6) var(--sp-5); overflow: hidden; display: flex; flex-direction: column; }
.product-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: linear-gradient(90deg, var(--p-color, var(--c-primary)), var(--p-color-2, var(--c-primary-light)));
  transform: scaleX(0); transform-origin: left; transition: transform 0.45s var(--ease);
}
.product-card:hover::before { transform: scaleX(1); }
.product-card .p-icon {
  display: grid; place-items: center; width: 56px; height: 56px; border-radius: var(--r-m);
  background: linear-gradient(135deg, var(--p-color, var(--c-primary)), var(--p-color-2, var(--c-primary-light)));
  box-shadow: 0 10px 22px rgba(22, 104, 220, 0.25);
  margin-bottom: var(--sp-4);
}
.product-card .p-icon svg { width: 28px; height: 28px; color: #fff; }
.product-card h3 { font-size: var(--fs-h3); display: flex; align-items: center; gap: var(--sp-2); }
.product-card p { font-size: var(--fs-small); color: var(--c-ink-3); margin-top: var(--sp-3); flex: 1; }
.product-card .p-feats { display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--sp-4); }
.product-card .p-feats span { font-size: var(--fs-mini); color: var(--c-primary-deep); background: rgba(22,104,220,0.07); padding: 4px 9px; border-radius: var(--r-s); }
.product-card .p-foot { margin-top: var(--sp-5); display: flex; align-items: center; justify-content: space-between; }
.product-card .p-link { display: inline-flex; align-items: center; gap: 5px; font-size: var(--fs-small); font-weight: 600; color: var(--c-primary); }
.product-card .p-link svg { width: 14px; height: 14px; transition: transform var(--dur) var(--ease); }
.product-card:hover .p-link svg { transform: translateX(4px); }
.product-card.is-soon .p-icon { filter: grayscale(0.55); opacity: 0.75; }
@media (max-width: 1024px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .product-grid { grid-template-columns: 1fr; } }

/* ---------- 业务范围 ---------- */
.biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-4); }
.biz-card { position: relative; padding: var(--sp-6) var(--sp-5) var(--sp-5); background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-l); overflow: hidden; transition: all var(--dur) var(--ease); }
.biz-card::after {
  content: ""; position: absolute; right: -30px; bottom: -30px; width: 110px; height: 110px; border-radius: 50%;
  background: radial-gradient(circle, rgba(22,104,220,0.1), transparent 70%);
  transition: transform 0.45s var(--ease);
}
.biz-card:hover { transform: translateY(-6px); box-shadow: var(--sh-3); border-color: rgba(22,104,220,.25); }
.biz-card:hover::after { transform: scale(1.6); }
.biz-card .b-no { font-family: var(--font-num); font-size: 13px; color: var(--c-primary); letter-spacing: 1px; }
.biz-card svg.b-icon { width: 34px; height: 34px; color: var(--c-primary); margin-block: var(--sp-4); }
.biz-card h3 { font-size: 16px; }
.biz-card p { font-size: var(--fs-small); color: var(--c-ink-3); margin-top: var(--sp-2); }
@media (max-width: 1024px) { .biz-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .biz-grid { grid-template-columns: 1fr; } }

/* ---------- 案例分享 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }
.case-card { overflow: hidden; display: flex; flex-direction: column; }
.case-cover { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.case-cover .cover-art { width: 100%; height: 100%; transition: transform 0.6s var(--ease); }
.case-card:hover .cover-art { transform: scale(1.06); }
.case-cover .case-tag {
  position: absolute; top: 12px; left: 12px;
  font-size: var(--fs-mini); font-weight: 600; color: #fff;
  background: rgba(14, 79, 184, 0.82); backdrop-filter: blur(4px);
  padding: 4px 10px; border-radius: var(--r-s);
}
.case-body { padding: var(--sp-4) var(--sp-5) var(--sp-5); }
.case-body h3 { font-size: 16px; transition: color var(--dur); }
.case-card:hover .case-body h3 { color: var(--c-primary); }
.case-body p { font-size: var(--fs-small); color: var(--c-ink-3); margin-top: var(--sp-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.case-meta { display: flex; gap: var(--sp-4); margin-top: var(--sp-4); font-size: var(--fs-mini); color: var(--c-ink-4); }
.case-meta b { color: var(--c-primary-deep); font-family: var(--font-num); font-size: 13px; }
@media (max-width: 1024px) { .case-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; } }

/* ---------- 关于我们 + 公众号 ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--sp-7); align-items: center; }
.about-copy h2 { font-size: var(--fs-h2); font-weight: 700; }
.about-copy .lead { margin-top: var(--sp-4); color: var(--c-ink-2); }
.about-copy .lead strong { color: var(--c-primary-deep); }
.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); margin-top: var(--sp-6); }
.about-point { display: flex; gap: var(--sp-3); align-items: flex-start; }
.about-point .ap-icon {
  display: grid; place-items: center; width: 40px; height: 40px; flex-shrink: 0;
  border-radius: var(--r-m); background: rgba(22,104,220,0.09); color: var(--c-primary);
}
.about-point .ap-icon svg { width: 19px; height: 19px; }
.about-point h4 { font-size: 15px; }
.about-point p { font-size: var(--fs-small); color: var(--c-ink-3); line-height: 1.6; }

/* 公众号卡片 */
.mp-card {
  position: relative; text-align: center; padding: var(--sp-7) var(--sp-6) var(--sp-6);
  background: linear-gradient(165deg, #ffffff, #eaf3ff);
  border: 1px solid rgba(22,104,220,0.16); border-radius: var(--r-xl);
  box-shadow: var(--sh-3); overflow: hidden;
}
.mp-card::before {
  content: ""; position: absolute; top: -60px; left: 50%; transform: translateX(-50%);
  width: 260px; height: 160px; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(34,160,107,0.16), transparent 70%);
}
.mp-card .mp-qr {
  position: relative; width: 188px; height: 188px; margin: 0 auto;
  background: #fff; border-radius: var(--r-l); box-shadow: var(--sh-2);
  display: grid; place-items: center; padding: 12px;
  border: 1px solid var(--c-line);
}
.mp-card .mp-qr img { width: 100%; height: 100%; border-radius: var(--r-s); }
.mp-card .mp-qr .qr-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 5px;
  background: linear-gradient(135deg, #22a06b, #19925d); color: #fff;
  font-size: var(--fs-mini); font-weight: 600; padding: 4px 12px; border-radius: var(--r-full);
  box-shadow: 0 4px 10px rgba(34,160,107,0.35); white-space: nowrap;
}
.mp-card .mp-qr .qr-badge svg { width: 12px; height: 12px; }
.mp-card h3 { margin-top: var(--sp-5); font-size: 17px; }
.mp-card .mp-name { color: var(--c-ink-3); font-size: var(--fs-small); margin-top: 2px; }
.mp-card .mp-desc { font-size: var(--fs-small); color: var(--c-ink-3); margin-top: var(--sp-3); }
.mp-card .mp-actions { display: flex; gap: var(--sp-3); justify-content: center; margin-top: var(--sp-5); }
@media (max-width: 1024px) { .about-grid { grid-template-columns: 1fr; } .about-points { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .about-points { grid-template-columns: 1fr; } .mp-card .mp-actions .btn { flex: 1; padding-inline: 12px; } }

/* ---------- 联系 CTA 条 ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--c-primary-deep), var(--c-primary) 55%, var(--c-primary-light));
  border-radius: var(--r-xl); padding: var(--sp-8) var(--sp-7);
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-5);
  color: #fff;
}
.cta-band::before, .cta-band::after {
  content: ""; position: absolute; border-radius: 50%; border: 1.5px solid rgba(255,255,255,0.22);
}
.cta-band::before { width: 300px; height: 300px; top: -140px; right: 8%; }
.cta-band::after { width: 200px; height: 200px; bottom: -100px; right: 26%; }
.cta-band h2 { font-size: var(--fs-h2); font-weight: 700; position: relative; }
.cta-band p { opacity: 0.85; font-size: var(--fs-small); margin-top: var(--sp-2); position: relative; }
.cta-band .btn { position: relative; flex-shrink: 0; }
@media (max-width: 768px) { .cta-band { flex-direction: column; text-align: center; padding: var(--sp-7) var(--sp-5); } }