/* 关于 / 联系页 */

.pg-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 48px;
  color: #fff;
  background:
    radial-gradient(720px 280px at 12% -20%, rgba(0, 163, 163, 0.22), transparent 58%),
    radial-gradient(640px 260px at 90% 0%, rgba(0, 82, 217, 0.4), transparent 55%),
    linear-gradient(160deg, #00143d 0%, #002060 100%);
}

.pg-hero h1 {
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.pg-hero p {
  max-width: 36em;
  color: rgba(255, 255, 255, 0.76);
  font-size: 16px;
  line-height: 1.75;
}

.pg-hero a {
  color: #7dd3fc;
  font-weight: 700;
}

.pg-kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: #7dd3fc;
  margin-bottom: 10px;
}

.pg-stats {
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.pg-stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.pg-stats .container > div {
  padding: 28px 8px 28px 0;
  border-right: 1px solid var(--border);
}

.pg-stats .container > div:last-child { border-right: none; }

.pg-stats b {
  display: block;
  font-size: 22px;
  color: var(--navy);
  margin-bottom: 4px;
}

.pg-stats span {
  font-size: 13px;
  color: var(--text);
}

.pg-section { padding: 72px 0; }

.pg-split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 40px;
  align-items: start;
}

.pg-copy h2 {
  font-size: 28px;
  color: var(--navy);
  margin-bottom: 16px;
}

.pg-copy p {
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.8;
}

.pg-biz {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 40px;
}

.pg-biz a {
  display: block;
  padding: 24px 22px 22px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.pg-biz a:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 82, 217, 0.12);
}

.pg-biz-visual {
  position: relative;
  height: 88px;
  margin-bottom: 16px;
  border-radius: 12px;
  overflow: hidden;
}

.pg-biz-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
}

.pg-biz-tag {
  position: absolute;
  left: 10px;
  bottom: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(8, 19, 41, 0.7);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.pg-biz-visual--erp {
  background:
    linear-gradient(180deg, rgba(255,255,255,.12), transparent),
    linear-gradient(135deg, #002060, #0052d9);
}

.pg-biz-visual--net {
  background:
    linear-gradient(180deg, rgba(255,255,255,.1), transparent),
    linear-gradient(135deg, #04323a, #0f766e);
}

.pg-biz-visual--dev {
  background:
    linear-gradient(180deg, rgba(255,255,255,.1), transparent),
    linear-gradient(135deg, #1e1b4b, #4338ca);
}

.pg-biz-visual--hall {
  background:
    linear-gradient(180deg, rgba(255,255,255,.1), transparent),
    linear-gradient(135deg, #071018, #0052d9);
}

.pg-biz-bars {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 100%;
  padding: 16px 14px 12px;
}

.pg-biz-bars i {
  flex: 1;
  height: var(--h, 50%);
  border-radius: 3px 3px 0 0;
  background: rgba(255, 255, 255, 0.55);
}

.pg-biz h3 {
  font-size: 18px;
  color: var(--navy);
  margin-bottom: 6px;
}

.pg-biz p {
  font-size: 13px;
  color: var(--text);
  line-height: 1.6;
}

.pg-values {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
}

.pg-value {
  padding: 28px 24px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--border);
}

.pg-value b {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 10px;
}

.pg-value h3 {
  font-size: 18px;
  color: var(--navy);
  margin-bottom: 8px;
}

.pg-value p {
  font-size: 14px;
  color: var(--text);
  line-height: 1.7;
}

.ct-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 24px;
  align-items: stretch;
}

.ct-methods {
  display: grid;
  gap: 14px;
}

.ct-card {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 20px 22px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.ct-ico {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #4d8dff);
  flex-shrink: 0;
}

.ct-ico svg { width: 22px; height: 22px; }

.ct-card h3 {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 4px;
}

.ct-card p,
.ct-card a {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
}

.ct-qr {
  padding: 28px 24px;
  border-radius: 20px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

.ct-qr img {
  width: 200px;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  margin: 0 auto 16px;
  border-radius: 12px;
}

.ct-qr strong {
  display: block;
  color: var(--navy);
  margin-bottom: 4px;
}

.ct-qr span {
  font-size: 13px;
  color: var(--text);
}

.ct-faq {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
}

.ct-faq article {
  padding: 24px 22px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--border);
}

.ct-faq h3 {
  font-size: 16px;
  color: var(--navy);
  margin-bottom: 10px;
}

.ct-faq p {
  font-size: 14px;
  color: var(--text);
  line-height: 1.7;
}

@media (max-width: 1100px) {
  .pg-biz {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 980px) {
  .pg-stats .container,
  .pg-split,
  .pg-biz,
  .pg-values,
  .ct-grid,
  .ct-faq {
    grid-template-columns: minmax(0, 1fr);
  }

  .pg-split > *,
  .ct-grid > *,
  .ct-faq > *,
  .pg-biz > *,
  .pg-values > * {
    min-width: 0;
    max-width: 100%;
  }

  .pg-stats .container > div {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
  }

  .pg-stats .container > div:last-child {
    border-bottom: none;
  }
}

@media (max-width: 768px) {
  .pg-split,
  .ct-grid,
  .ct-faq,
  .pg-stats .container {
    grid-template-columns: minmax(0, 1fr);
  }

  .pg-section {
    padding: 56px 0;
  }

  .ct-qr {
    padding: 24px 16px;
    overflow: hidden;
  }

  .ct-qr img {
    width: min(200px, 100%);
  }

  .ct-card {
    min-height: 44px;
  }

  .ct-card > div {
    min-width: 0;
  }

  .ct-card p,
  .ct-card a {
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .pg-biz a {
    min-height: 44px;
  }

  .pg-copy h2 {
    font-size: 24px;
  }
}

@media (max-width: 640px) {
  .pg-hero { padding: 40px 0 36px; }
  .pg-section { padding: 48px 0; }

  .ct-card {
    align-items: flex-start;
    padding: 16px;
  }

  .pg-stats .container > div:last-child {
    border-bottom: none;
  }
}

@media (max-width: 430px) {
  .ct-ico {
    width: 44px;
    height: 44px;
  }

  .ct-qr {
    padding: 20px 12px;
  }
}

.tools-hero-more {
  margin-top: 14px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
}

.tools-hero-more a {
  color: #7dd3fc;
  font-weight: 700;
}

/* 工具下载（打磨版） */
.tools-hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 72px;
  background:
    radial-gradient(900px 420px at 8% -10%, rgba(0, 163, 163, 0.24), transparent 60%),
    radial-gradient(820px 420px at 94% 6%, rgba(0, 82, 217, 0.42), transparent 58%),
    linear-gradient(158deg, #04102b 0%, #061a45 52%, #062a55 100%);
  color: #fff;
}

.tools-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(circle at 40% 30%, #000 30%, transparent 80%);
  pointer-events: none;
}

.tools-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: 40px;
  align-items: center;
}

.tools-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.tools-hero h1 {
  margin-top: 18px;
  font-size: clamp(30px, 3.4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.18;
}

.tools-hero-lead {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.75);
  max-width: 34em;
}

.tools-hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.tools-hero-actions .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
}

.tools-hero-actions .btn-primary:hover {
  background: #f0f6ff;
  transform: translateY(-2px);
}

.tools-pass {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  border-radius: 12px;
  border: 1px dashed rgba(126, 200, 255, 0.5);
  background: rgba(126, 200, 255, 0.1);
  font-size: 13.5px;
  color: #cfe6ff;
}

.tools-pass b {
  font-size: 19px;
  letter-spacing: 0.12em;
  color: #fff;
}

.tools-steps-sec {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  padding: 26px 0;
}

.tools-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 40px minmax(0, 1fr) 40px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
}

.tools-step {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.ts-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  font-size: 17px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 8px 18px rgba(0, 82, 217, 0.22);
}

.tools-step h3 {
  font-size: 15px;
  color: var(--navy);
  margin-bottom: 3px;
}

.tools-step p {
  font-size: 13px;
  color: var(--text);
}

.tools-step p b { color: var(--primary); letter-spacing: 0.06em; }

.ts-arrow {
  height: 2px;
  background: linear-gradient(90deg, rgba(0, 82, 217, 0.35), rgba(0, 163, 163, 0.35));
  position: relative;
}

.ts-arrow::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-top: 2px solid rgba(0, 163, 163, 0.6);
  border-right: 2px solid rgba(0, 163, 163, 0.6);
  transform: translateY(-50%) rotate(45deg);
}

@media (max-width: 980px) {
  .tools-steps { grid-template-columns: minmax(0, 1fr); }
  .ts-arrow { display: none; }
  .tools-hero-art .tha-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.tools-hero-note {
  margin-top: 14px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.tools-hero-art {
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 10, 40, 0.5);
}

.tha-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  font-size: 12.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
}

.tha-bar i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255, 255, 255, 0.3); }
.tha-bar i:nth-child(1) { background: #f87171; }
.tha-bar i:nth-child(2) { background: #fbbf24; }
.tha-bar i:nth-child(3) { background: #34d399; }
.tha-bar span { margin-left: 6px; }

.tha-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 16px;
}

.tha-tile {
  display: grid;
  justify-items: center;
  gap: 9px;
  padding: 15px 8px 13px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 12.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
}

.tha-tile svg {
  width: 30px;
  height: 30px;
  padding: 6px;
  border-radius: 10px;
  box-sizing: content-box;
}

.tha-tile.t-blue svg { background: rgba(59, 130, 246, 0.22); color: #93c5fd; }
.tha-tile.t-cyan svg { background: rgba(34, 211, 238, 0.2); color: #7dd3fc; }
.tha-tile.t-indigo svg { background: rgba(129, 140, 248, 0.22); color: #a5b4fc; }
.tha-tile.t-orange svg { background: rgba(251, 146, 60, 0.22); color: #fdba74; }
.tha-tile.t-green svg { background: rgba(52, 211, 153, 0.22); color: #6ee7b7; }
.tha-tile.t-pink svg { background: rgba(244, 114, 182, 0.22); color: #f9a8d4; }

.tha-foot {
  margin-top: 4px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(52, 211, 153, 0.14);
  color: #99f6e4;
  font-size: 12.5px;
  font-weight: 600;
  text-align: center;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.tools-item {
  padding: 20px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.tools-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.tools-item h3 { margin: 12px 0 6px; font-size: 16px; color: var(--navy); }
.tools-item p { font-size: 13.5px; color: var(--text); line-height: 1.7; }

.ti-ico {
  display: block;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  position: relative;
  background: #dbeafe;
}

.ti-ico::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 4px;
  background: var(--primary);
  opacity: 0.85;
}

.ti-remote { background: #ccfbf1; }
.ti-remote::before { background: var(--secondary); }
.ti-cap { background: #e0e7ff; }
.ti-cap::before { background: #4f46e5; border-radius: 50%; }
.ti-doc { background: #ffedd5; }
.ti-doc::before { background: #ea580c; height: 4px; top: 19px; bottom: auto; }
.ti-sys { background: #dcfce7; }
.ti-sys::before { background: #16a34a; }
.ti-field { background: #fce7f3; }
.ti-field::before { background: #db2777; border-radius: 50% 50% 40% 40%; }

.tools-legal {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.tools-legal-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 18px 18px 16px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--border);
}

.tools-legal-item > b {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--primary);
  padding-top: 2px;
}

.tools-legal-item h3 {
  font-size: 14.5px;
  color: var(--navy);
  margin-bottom: 6px;
}

.tools-legal-item p {
  font-size: 13px;
  color: var(--text);
  line-height: 1.75;
}

@media (max-width: 980px) {
  .tools-hero-inner { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .tools-legal { grid-template-columns: minmax(0, 1fr); }
  .tools-hero { padding: 48px 0 56px; }
  .tools-hero-actions { flex-direction: column; align-items: stretch; }
  .tools-hero-actions .btn-primary { width: 100%; min-height: 46px; }
  .tools-pass { justify-content: center; }
}

@media (max-width: 640px) {
  .tools-grid { grid-template-columns: minmax(0, 1fr); }
}



@media (max-width: 980px) {
  .tools-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .tools-product-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .tools-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tools-bottom {
    grid-template-columns: 1fr;
  }

  .tools-meta {
    max-width: none;
    text-align: left;
  }
}

/* 使用说明折叠盒 */
.tools-legal-box {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.tools-legal-box > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 22px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
}

.tools-legal-box > summary::-webkit-details-marker { display: none; }

.tools-legal-box > summary::after {
  content: "";
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.tools-legal-box[open] > summary::after { transform: rotate(-135deg); }

.tlb-hint {
  margin-left: auto;
  font-weight: 500;
  font-size: 12.5px;
  color: var(--muted);
}

.tools-legal-box .tools-legal {
  padding: 0 16px 16px;
  gap: 12px;
}

.tools-legal-box .tools-legal-item {
  box-shadow: none;
  background: var(--bg-light);
}

/* 工具页 · 产品大图卡 */
.tools-products {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.tools-product {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 20px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 16px 40px rgba(0, 32, 96, 0.08);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.tools-product:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 52px rgba(0, 82, 217, 0.16);
}

.tools-product-shot {
  position: relative;
  display: block;
  overflow: hidden;
  background: #061127;
}

.tools-product-shot img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.35s ease;
}

.tools-product:hover .tools-product-shot img { transform: scale(1.03); }

.tools-product-chip {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(8, 19, 41, 0.72);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
  backdrop-filter: blur(4px);
}

.tools-product-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 22px 22px;
}

.tools-product-body strong {
  font-size: 19px;
  color: var(--navy);
}

.tools-product-body em {
  font-style: normal;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text);
}

.tools-product-more {
  margin-top: 4px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--primary);
}

.tools-product-more i { font-style: normal; }

@media (max-width: 980px) {
  .tools-products { grid-template-columns: minmax(0, 1fr); }
}