/* ============================================================
   智欣联创新版官网 - 内页样式
   ============================================================ */

/* ---------- 解决方案列表（编号行 · 编辑部模式） ---------- */
.solu-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 36px; flex-wrap: wrap; }
.solu-head .sh-kicker { font-size: 13px; letter-spacing: 3px; color: var(--red); font-weight: 700; text-transform: uppercase; display: inline-flex; align-items: center; gap: 8px; }
.solu-head .sh-kicker::before { content: ""; width: 26px; height: 2px; background: linear-gradient(90deg, transparent, var(--gold)); }
.solu-head h2 { font-size: 30px; font-weight: 800; margin-top: 8px; letter-spacing: 1px; }
.solu-head p { margin-top: 10px; color: var(--ink-2); font-size: 15px; max-width: 560px; }
.solu-head .sh-count { display: flex; align-items: center; gap: 16px; padding: 18px 26px; background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-card); }
.solu-head .sh-count b { font-size: 46px; font-weight: 800; line-height: 1; background: var(--grad-main); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; font-family: "DIN Alternate", Arial, sans-serif; }
.solu-head .sh-count span { font-size: 13px; color: var(--ink-3); line-height: 1.55; }

.solu-list { display: grid; gap: 14px; }
.solu-row {
  display: grid; grid-template-columns: 88px 72px 1fr auto; align-items: center; gap: 26px;
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px 32px;
  position: relative; overflow: hidden;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.solu-row::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--grad-red); transform: scaleY(0); transform-origin: top; transition: transform .3s; }
.solu-row:hover { transform: translateX(8px); box-shadow: var(--shadow-card-hover); border-color: rgba(200,16,46,.3); }
.solu-row:hover::before { transform: scaleY(1); }
.solu-row .no { font-size: 46px; font-weight: 800; line-height: 1; color: #EFF2F8; font-family: "DIN Alternate", Arial, sans-serif; transition: all .25s; }
.solu-row:hover .no { background: var(--grad-red); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.solu-row .ic { width: 64px; height: 64px; border-radius: 16px; display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 10px 22px rgba(11,44,111,.18); transition: transform .3s; }
.solu-row:hover .ic { transform: scale(1.08) rotate(-4deg); }
.solu-row .ic.c1 { background: linear-gradient(135deg, #C8102E, #E44D66); }
.solu-row .ic.c2 { background: linear-gradient(135deg, #0B2C6F, #1E66D0); }
.solu-row .ic.c3 { background: linear-gradient(135deg, #8E1B55, #C8102E); }
.solu-row .ic.c4 { background: linear-gradient(135deg, #1E66D0, #38B6E4); }
.solu-row .ic svg { width: 30px; height: 30px; }
.solu-row .mid { min-width: 0; }
.solu-row .mid h3 { font-size: 19px; font-weight: 700; line-height: 1.4; }
.solu-row .mid p { margin-top: 7px; font-size: 14px; color: var(--ink-2); line-height: 1.75; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.solu-row .go { display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; font-weight: 600; color: var(--blue-2); padding: 10px 18px; border: 1.5px solid var(--line); border-radius: 999px; background: #fff; white-space: nowrap; transition: all .25s; }
.solu-row .go svg { transition: transform .25s; }
.solu-row:hover .go { background: var(--grad-red); color: #fff; border-color: transparent; box-shadow: 0 8px 18px rgba(200,16,46,.3); }
.solu-row:hover .go svg { transform: translateX(3px); }

/* ---------- 成功案例墙（双列荣誉卡模式） ---------- */
.case-note { text-align: center; font-size: 14.5px; color: var(--ink-3); margin: -14px 0 34px; letter-spacing: .5px; }
.case-note b { color: var(--red); font-weight: 700; }
.case-wall { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.case-tile {
  position: relative; display: flex; gap: 20px; align-items: stretch;
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px 28px;
  overflow: hidden; transition: transform .25s, box-shadow .25s, border-color .25s;
}
.case-tile::after {
  content: ""; position: absolute; right: -52px; top: -52px; width: 160px; height: 160px;
  border-radius: 50%; background: var(--blue-light); opacity: .8;
  transition: transform .35s, opacity .35s;
}
.case-tile.t2::after { background: var(--red-light); }
.case-tile:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); border-color: rgba(30,102,208,.35); }
.case-tile.t2:hover { border-color: rgba(200,16,46,.35); }
.case-tile:hover::after { transform: scale(1.3); opacity: 1; }
.case-tile .medal {
  flex-shrink: 0; width: 78px; height: 78px; border-radius: 18px; padding: 6px;
  display: flex; align-items: center; justify-content: center; text-align: center;
  color: #fff; font-size: 17px; font-weight: 800; letter-spacing: 1px; line-height: 1.35;
  background: linear-gradient(135deg, #0B2C6F, #1E66D0); box-shadow: 0 10px 24px rgba(11,44,111,.22);
  position: relative; z-index: 1; transition: transform .3s;
}
.case-tile.t2 .medal { background: linear-gradient(135deg, #C8102E, #E44D66); box-shadow: 0 10px 24px rgba(200,16,46,.22); }
.case-tile:hover .medal { transform: rotate(-5deg) scale(1.06); }
.case-tile .ct-body { flex: 1; min-width: 0; position: relative; z-index: 1; }
.case-tile h3 { font-size: 17.5px; font-weight: 700; line-height: 1.5; }
.case-tile p { margin-top: 8px; font-size: 13.5px; color: var(--ink-2); line-height: 1.8; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.case-tile .ct-go { align-self: flex-end; flex-shrink: 0; position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--blue-2); transition: color .2s; }
.case-tile .ct-go i { font-style: normal; transition: transform .25s; }
.case-tile:hover .ct-go { color: var(--red); }
.case-tile:hover .ct-go i { transform: translateX(4px); }

/* ---------- 通用详情布局 ---------- */
.detail-layout { display: grid; grid-template-columns: 1fr 320px; gap: 30px; align-items: start; }
.detail-main { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 36px 38px; box-shadow: var(--shadow-card); }
.detail-main h1.title { font-size: 26px; font-weight: 700; line-height: 1.55; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 16px; padding-bottom: 18px; border-bottom: 1px solid var(--line); font-size: 13px; color: var(--ink-3); }
.detail-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-content { margin-top: 26px; font-size: 15.5px; line-height: 2.05; color: #2A3245; }
.article-content p { margin-bottom: 16px; }
.article-content h2 { font-size: 21px; margin: 30px 0 14px; padding-left: 14px; border-left: 5px solid var(--red); line-height: 1.4; }
.article-content h3 { font-size: 18px; margin: 24px 0 12px; color: var(--blue); }
.article-content h4 { font-size: 16px; margin: 18px 0 10px; }
.article-content ul, .article-content ol { margin: 0 0 16px 20px; }
.article-content ul li { list-style: disc; margin-bottom: 8px; }
.article-content ol li { list-style: decimal; margin-bottom: 8px; }
.article-content img { border-radius: 10px; margin: 18px auto; }
.article-content blockquote { border-left: 4px solid var(--blue-2); background: var(--blue-light); padding: 14px 20px; border-radius: 0 8px 8px 0; margin: 16px 0; color: var(--ink-2); }
.article-content table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.article-content th, .article-content td { border: 1px solid var(--line); padding: 10px 14px; font-size: 14px; }
.article-content th { background: var(--blue-light); }
.article-content a { color: var(--blue-2); text-decoration: underline; }
.article-content strong { color: var(--ink); }

/* ---------- 侧栏 ---------- */
.side-box { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 24px; margin-bottom: 22px; box-shadow: var(--shadow-card); }
.side-box .sb-title { font-size: 17px; font-weight: 700; padding-left: 12px; border-left: 4px solid var(--red); margin-bottom: 16px; line-height: 1.4; }
.side-list li { border-bottom: 1px dashed var(--line); }
.side-list li:last-child { border-bottom: none; }
.side-list a { display: block; padding: 11px 2px; font-size: 14px; color: var(--ink-2); line-height: 1.6; transition: color .2s, padding-left .2s; }
.side-list a:hover { color: var(--red); padding-left: 6px; }
.side-contact li { display: flex; gap: 10px; font-size: 14px; color: var(--ink-2); margin-bottom: 13px; line-height: 1.7; }
.side-contact li i { color: var(--red); margin-top: 5px; flex-shrink: 0; }
.side-contact .hot { color: var(--red); font-weight: 800; font-size: 20px; }

/* ---------- 资讯列表页 ---------- */
.news-page-list { max-width: 100%; }
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.filter-bar .chip { padding: 8px 20px; border-radius: 999px; border: 1.5px solid var(--line); font-size: 14px; font-weight: 600; color: var(--ink-2); cursor: pointer; background: #fff; transition: all .2s; user-select: none; }
.filter-bar .chip.active, .filter-bar .chip:hover { background: var(--grad-red); color: #fff; border-color: transparent; }

/* ---------- 大赛活动 ---------- */
.comp-item { display: grid; grid-template-columns: 130px 1fr auto; gap: 26px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 24px 28px; margin-bottom: 18px; transition: box-shadow .22s, border-color .22s; }
.comp-item:hover { box-shadow: var(--shadow-card-hover); border-color: rgba(21,96,189,.3); }
.comp-item .time { text-align: center; border-right: 1px solid var(--line); padding-right: 22px; }
.comp-item .time .t1 { font-size: 13px; color: var(--ink-3); }
.comp-item .time .t2 { font-size: 19px; font-weight: 800; color: var(--blue); line-height: 1.4; }
.comp-item .time .t3 { font-size: 12px; color: var(--ink-3); }
.comp-item h3 { font-size: 16.5px; font-weight: 700; line-height: 1.55; }
.comp-item h3:hover { color: var(--red); }
.comp-item .meta { display: flex; gap: 14px; margin: 8px 0; flex-wrap: wrap; align-items: center; }
.comp-item .cat { font-size: 12px; color: var(--blue-2); background: var(--blue-light); padding: 3px 12px; border-radius: 999px; font-weight: 600; }
.comp-item .range { font-size: 12.5px; color: var(--ink-3); }
.comp-item p { font-size: 13.5px; color: var(--ink-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.comp-item .acts { display: flex; flex-direction: column; gap: 10px; }

/* ---------- 关于我们 ---------- */
.about-section { display: grid; grid-template-columns: 1.15fr 1fr; gap: 50px; align-items: center; }
.about-visual { position: relative; padding: 34px 0 30px; }
.about-visual .av-glow { position: absolute; border-radius: 50%; filter: blur(56px); z-index: 0; }
.about-visual .av-glow.g1 { width: 270px; height: 270px; left: -70px; top: -50px; background: radial-gradient(circle, rgba(200,16,46,.3), transparent 70%); }
.about-visual .av-glow.g2 { width: 320px; height: 320px; right: -70px; bottom: -70px; background: radial-gradient(circle, rgba(30,102,208,.28), transparent 70%); }
.about-visual .av-ring { position: absolute; border: 2px dashed rgba(201,154,63,.55); border-radius: 50%; z-index: 1; }
.about-visual .av-ring.r1 { width: 76px; height: 76px; left: -14px; top: -10px; }
.about-visual .av-ring.r2 { width: 96px; height: 96px; right: -12px; bottom: -18px; border-color: rgba(30,102,208,.35); }
.about-visual .av-card { position: relative; z-index: 2; background: #fff; border: 1px solid rgba(11,44,111,.08); border-radius: 20px; box-shadow: 0 30px 70px rgba(7,27,69,.14); overflow: hidden; }
.about-visual .av-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: linear-gradient(180deg, var(--red), #E8C374 52%, var(--blue-2)); z-index: 1; }
.about-visual .av-head { display: flex; align-items: center; gap: 15px; padding: 25px 26px 0 30px; }
.about-visual .av-logo { flex-shrink: 0; width: 94px; height: 58px; border: 1px solid var(--line); border-radius: 10px; display: flex; align-items: center; justify-content: center; background: #FAFBFD; }
.about-visual .av-logo img { max-width: 80px; max-height: 44px; object-fit: contain; }
.about-visual .av-name b { display: block; font-size: 17px; font-weight: 800; color: var(--ink); }
.about-visual .av-name span { display: block; margin-top: 4px; font-size: 11.5px; letter-spacing: 1.5px; color: var(--ink-3); }
.about-visual .av-mission { position: relative; margin: 20px 26px 0 30px; padding: 18px 18px 16px; background: linear-gradient(135deg, rgba(11,44,111,.06), rgba(30,102,208,.05)); border-radius: 14px; text-align: center; }
.about-visual .av-mission .qm { position: absolute; left: 12px; top: -15px; font-family: Georgia, "Times New Roman", serif; font-size: 60px; line-height: 1; color: rgba(200,16,46,.18); }
.about-visual .av-mission .qm.r { left: auto; right: 12px; top: auto; bottom: -18px; color: rgba(30,102,208,.16); }
.about-visual .av-mission p { font-size: 18px; font-weight: 700; line-height: 1.85; color: var(--blue); letter-spacing: 2px; }
.about-visual .av-stats { display: grid; grid-template-columns: repeat(4, 1fr); margin: 20px 26px 0 30px; padding-top: 16px; border-top: 1px dashed rgba(11,44,111,.18); }
.about-visual .as { text-align: center; }
.about-visual .as + .as { border-left: 1px solid rgba(11,44,111,.1); }
.about-visual .as b { display: block; font-size: 25px; font-weight: 800; line-height: 1.25; color: var(--blue); background: linear-gradient(135deg, #0B2C6F, #1E66D0); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.about-visual .as b i { font-style: normal; color: var(--red); -webkit-text-fill-color: var(--red); }
.about-visual .as span { display: block; margin-top: 4px; font-size: 12px; color: var(--ink-3); }
.about-visual .av-strip { margin-top: 22px; padding: 13px 20px; background: linear-gradient(90deg, #071B45, #0B2C6F 55%, #14407E); color: rgba(255,255,255,.94); font-size: 13px; letter-spacing: 1px; text-align: center; }
.about-visual .av-strip::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: #E8C374; margin-right: 9px; vertical-align: 1px; }
.about-visual .av-badge { position: absolute; z-index: 3; display: flex; align-items: center; gap: 11px; background: #fff; border: 1px solid rgba(11,44,111,.08); border-radius: 14px; padding: 9px 16px 9px 9px; box-shadow: 0 14px 34px rgba(7,27,69,.15); }
.about-visual .av-badge .bi { width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.about-visual .av-badge .bt b { display: block; font-size: 13.5px; font-weight: 700; color: var(--ink); }
.about-visual .av-badge .bt span { display: block; margin-top: 2px; font-size: 11.5px; color: var(--ink-3); }
.about-visual .av-badge.b1 { top: 4px; right: -16px; animation: avFloat 5s ease-in-out infinite; }
.about-visual .av-badge.b1 .bi { background: var(--grad-red); }
.about-visual .av-badge.b2 { bottom: 0; left: -16px; animation: avFloat 6.5s ease-in-out infinite reverse; }
.about-visual .av-badge.b2 .bi { background: var(--grad-blue); }
@keyframes avFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
.about-text .lead { font-size: 16.5px; line-height: 2; color: var(--ink-2); }
.about-text .lead strong { color: var(--ink); }
.about-points { margin-top: 26px; display: grid; gap: 14px; }
.about-points .pt { display: flex; gap: 14px; }
.about-points .pt .ic { width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; color: #fff; background: var(--grad-blue); }
.about-points .pt:nth-child(2) .ic { background: var(--grad-red); }
.about-points .pt:nth-child(3) .ic { background: linear-gradient(135deg, #4A1445, #C8102E); }
.about-points .pt h4 { font-size: 15.5px; font-weight: 700; }
.about-points .pt p { font-size: 13.5px; color: var(--ink-2); margin-top: 3px; }

.value-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.value-strip .v { text-align: center; padding: 30px 16px; border-radius: 12px; background: #fff; border: 1px solid var(--line); position: relative; overflow: hidden; }
.value-strip .v::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--grad-main); }
.value-strip .v .word { font-size: 30px; font-weight: 800; color: var(--blue); letter-spacing: 4px; }
.value-strip .v .en { font-size: 11px; color: var(--ink-3); letter-spacing: 2px; margin-top: 8px; text-transform: uppercase; }

/* ---------- 发展历程 ---------- */
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(#C8102E, #E8C374, #1E66D0); }
.timeline .tl-item { position: relative; padding: 0 0 34px 26px; }
.timeline .tl-item::before { content: ""; position: absolute; left: -30px; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 4px solid var(--red); box-shadow: 0 0 0 4px rgba(200,16,46,.14); }
.timeline .tl-item:nth-child(even)::before { border-color: var(--blue-2); box-shadow: 0 0 0 4px rgba(21,96,189,.14); }
.timeline .tl-item .year { font-size: 20px; font-weight: 800; color: var(--red); font-family: "DIN Alternate", Arial, sans-serif; }
.timeline .tl-item:nth-child(even) .year { color: var(--blue-2); }
.timeline .tl-item .txt { margin-top: 8px; font-size: 14.5px; color: var(--ink-2); line-height: 1.9; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 16px 20px; box-shadow: var(--shadow-card); }

/* ---------- 招聘 ---------- */
.job-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 28px 30px; margin-bottom: 20px; transition: box-shadow .2s; }
.job-item:hover { box-shadow: var(--shadow-card-hover); }
.job-item .job-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.job-item h3 { font-size: 19px; font-weight: 700; }
.job-item .job-body { margin-top: 16px; display: grid; gap: 14px; }
.job-item .job-body h4 { font-size: 15px; color: var(--red); font-weight: 700; padding-left: 10px; border-left: 3px solid var(--red); }
.job-item .job-body ol, .job-item .job-body ul { margin-left: 20px; }
.job-item .job-body ol li { list-style: decimal; font-size: 14px; color: var(--ink-2); margin-bottom: 6px; line-height: 1.8; }
.job-item .job-body ul li { list-style: disc; font-size: 14px; color: var(--ink-2); margin-bottom: 6px; line-height: 1.8; }

/* ---------- 联系我们 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.contact-card { background: #fff; border-radius: 14px; border: 1px solid var(--line); box-shadow: var(--shadow-card); overflow: hidden; }
.contact-card .cc-head { background: var(--grad-blue); color: #fff; padding: 34px 32px; position: relative; overflow: hidden; }
.contact-card .cc-head::after { content: ""; position: absolute; right: -40px; top: -40px; width: 140px; height: 140px; border-radius: 50%; background: rgba(255,255,255,.1); }
.contact-card .cc-head .t { font-size: 20px; font-weight: 700; }
.contact-card .cc-head .s { font-size: 13px; opacity: .8; margin-top: 6px; }
.contact-card .cc-body { padding: 28px 32px 32px; display: grid; gap: 20px; }
.contact-card .cc-body .row { display: flex; gap: 14px; align-items: flex-start; }
.contact-card .cc-body .row i { color: var(--red); margin-top: 4px; flex-shrink: 0; }
.contact-card .cc-body .row .k { font-size: 12.5px; color: var(--ink-3); }
.contact-card .cc-body .row .v { font-size: 16px; font-weight: 700; color: var(--ink); }
.contact-card .cc-body .row .v.big { font-size: 26px; color: var(--red); font-weight: 800; letter-spacing: 1px; }

/* ---------- 产品平台页 ---------- */
.plat-hero { position: relative; background: var(--grad-blue); color: #fff; padding: 84px 0 74px; overflow: hidden; }
.plat-hero.alt { background: linear-gradient(118deg, #8B1030 0%, #C8102E 55%, #4A1445 100%); }
.plat-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 88% 20%, rgba(255,255,255,.14), transparent 44%); }
.plat-hero .ph-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.3fr 1fr; gap: 50px; align-items: center; }
.plat-hero .en-badge { display: inline-block; font-size: 12px; letter-spacing: 4px; border: 1px solid rgba(255,255,255,.4); padding: 6px 16px; border-radius: 999px; margin-bottom: 20px; text-transform: uppercase; }
.plat-hero h1 { font-size: 36px; font-weight: 800; line-height: 1.3; }
.plat-hero .slogan { margin-top: 14px; font-size: 17px; color: rgba(255,255,255,.85); }
.plat-hero .desc { margin-top: 22px; font-size: 14.5px; line-height: 2; color: rgba(255,255,255,.75); }
.plat-hero .art { width: 100%; height: 300px; }

.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
.feat-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 26px 24px; transition: all .22s; position: relative; overflow: hidden; }
.feat-item::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: var(--grad-main); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.feat-item:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.feat-item:hover::before { transform: scaleX(1); }
.feat-item .no { font-size: 13px; font-weight: 800; color: var(--red); font-family: "DIN Alternate", Arial, sans-serif; }
.feat-item h3 { font-size: 17px; font-weight: 700; margin: 8px 0 10px; }
.feat-item p { font-size: 13.5px; color: var(--ink-2); line-height: 1.85; }

.tag-flow { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.tag-flow .tf { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px 26px; text-align: center; min-width: 150px; box-shadow: var(--shadow-card); }
.tag-flow .tf .ic { width: 44px; height: 44px; margin: 0 auto 10px; border-radius: 11px; background: var(--grad-blue); display: flex; align-items: center; justify-content: center; color: #fff; }
.tag-flow .tf:nth-child(even) .ic { background: var(--grad-red); }
.tag-flow .tf .t { font-size: 15px; font-weight: 700; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .solu-head h2 { font-size: 24px; }
  .solu-row { grid-template-columns: 72px 1fr; gap: 18px; padding: 22px 24px; }
  .solu-row .no, .solu-row .go { display: none; }
  .case-wall { grid-template-columns: 1fr; }
  .detail-layout { grid-template-columns: 1fr; }
  .about-section { grid-template-columns: 1fr; }
  .about-visual { padding: 24px 0 22px; }
  .contact-grid { grid-template-columns: 1fr; }
  .plat-hero .ph-grid { grid-template-columns: 1fr; }
  .plat-hero .art { height: 220px; }
  .comp-item { grid-template-columns: 1fr; gap: 16px; }
  .comp-item .time { border-right: none; border-bottom: 1px solid var(--line); padding: 0 0 14px; }
  .comp-item .acts { flex-direction: row; }
}
@media (max-width: 640px) {
  .solu-row { padding: 18px; }
  .solu-row .ic { width: 56px; height: 56px; border-radius: 14px; }
  .case-tile { padding: 20px; gap: 14px; }
  .case-tile .medal { width: 62px; height: 62px; font-size: 14px; border-radius: 14px; }
  .value-strip { grid-template-columns: repeat(2, 1fr); }
  .detail-main { padding: 24px 20px; }
  .about-visual { padding: 14px 0 0; }
  .about-visual .av-badge { position: relative; display: inline-flex; margin: 12px 6px 0; }
  .about-visual .av-badge.b1 { right: auto; top: auto; }
  .about-visual .av-badge.b2 { left: auto; bottom: auto; }
  .about-visual .av-mission p { font-size: 16px; letter-spacing: 1px; }
  .about-visual .as b { font-size: 21px; }
  .about-visual .av-name b { font-size: 15.5px; }
}