body{
    padding: 0;
    margin: 0;
}
/* 主色调：蓝色 (var(--color-primary)) + 白色 (#ffffff) + 橙色 (#f97316) */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 标题样式 */
.cuxiao h1, .cuxiao h2, .cuxiao h3 {
    font-weight: 700;
    line-height: 1.2;
}

.cuxiao h1 {
    font-size: clamp(32px, 5vw, 52px);
    letter-spacing: -0.02em;
}

.cuxiao h2 {
    font-size: clamp(28px, 4vw, 40px);
    margin-bottom: 16px;
    color: #0f172a;
}

.section-subtitle {
    font-size: 18px;
    color: #475569;
    max-width: 700px;
    margin: 0 auto 48px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    text-align: center;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: #f97316;
    color: white;
    box-shadow: 0 8px 16px -4px rgba(249, 115, 22, 0.2);
}

.btn-primary:hover {
    background-color: #ea580c;
    transform: translateY(-4px);
    box-shadow: 0 16px 24px -6px rgba(249, 115, 22, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}


.section-subtitle {
    font-size: 18px;
    color: #475569;
    max-width: 700px;
    margin: 0 auto 48px;
}

/* Banner/Hero 区域 */
.hero {
    padding: 80px 0 100px;
    background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 70%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero h1 {
    margin-bottom: 24px;
    color: #0f172a;
}

.hero-highlight {
    color: var(--color-primary);
    border-bottom: 4px solid #f97316;
    display: inline-block;
}

.hero p {
    font-size: 18px;
    color: #475569;
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--color-primary);
}

.stat-label {
    color: #64748b;
    font-size: 14px;
}

.hero-image {
    background: #e2e8f0;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 30px 40px -20px rgba(0, 0, 0, 0.2);
    text-align: center;
    background-image: url('/upload/20260302/abdede87ea78ed116b19a8ff897d0937.jpg');
    background-size: cover;
    background-position: center;
    min-height: 400px;
}

/* 产品分类板块 */
.section-categories {
    padding: 80px 0;
    background-color: white;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.category-card {
    background-color: #f8fafc;
    border-radius: 20px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 6px -2px rgba(0, 0, 0, 0.02);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 30px -8px rgba(37, 99, 235, 0.15);
    border-color: var(--color-primary);
    background-color: white;
}

.category-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-primary)10, #ffffff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 36px;
}

.category-card h3 {
    font-size: 22px;
    margin-bottom: 8px;
    color: #0f172a;
}

.category-card p {
    color: #64748b;
    font-size: 14px;
}

/* 核心优势板块 */
.section-benefits {
    padding: 80px 0;
    background-color: #f8fafc;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.benefit-card {
    background-color: white;
    border-radius: 24px;
    padding: 32px;
    box-shadow: 0 8px 20px -12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    border: 1px solid #f1f5f9;
    text-align: center;
}

.benefit-card:hover {
    transform: scale(1.02);
    border-color: var(--color-primary);
}

.benefit-icon {
    font-size: 48px;
    margin-bottom: 24px;
}

.benefit-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: #0f172a;
}

.benefit-card p {
    color: #475569;
}

.benefit-number {
    font-size: 40px;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 12px;
}

/* 使用场景板块 */
.section-scenarios {
    padding: 80px 0;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.scenario-item {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 20px -10px rgba(0, 0, 0, 0.08);
    transition: 0.3s;
}

.scenario-item:hover {
    box-shadow: 0 20px 30px -10px var(--color-primary)30;
}

.scenario-img {
    height: 180px;
    background: var(--color-primary)10;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    color: var(--color-primary);
}

.scenario-content {
    padding: 24px;
}

.scenario-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.scenario-content p {
    color: #475569;
}

/* 下单流程板块 */
.section-process {
    padding: 80px 0;
    background: linear-gradient(to bottom, #ffffff, #f0f9ff);
}

.process-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 50px;
}

.step {
    flex: 1 1 260px;
    text-align: center;
    position: relative;
}

.step-number {
    width: 70px;
    height: 70px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
    margin: 0 auto 24px;
    box-shadow: 0 12px 18px -8px var(--color-primary)80;
}

.step h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.step p {
    color: #475569;
}

/* CTA横幅 */
.cta-banner {
    padding: 60px 0 80px;
}

.cta-box {
    background: linear-gradient(135deg, var(--color-primary), #1e40af);
    border-radius: 40px;
    padding: 60px 40px;
    color: white;
    text-align: center;
    box-shadow: 0 30px 40px -20px var(--color-primary);
}

.cta-box h2 {
    color: white;
    font-size: clamp(28px, 5vw, 42px);
    margin-bottom: 16px;
}

.cta-box p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
}

.cta-box .btn-primary {
    background-color: white;
    color: var(--color-primary);
    box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.3);
}

.cta-box .btn-primary:hover {
    background-color: #f8fafc;
    color: #1e40af;
}

/* 底部 */
footer {
    background-color: #0f172a;
    color: #94a3b8;
    padding: 48px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 40px;
    margin-bottom: 48px;
}

.footer-col h4 {
    color: white;
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-col a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: #f97316;
}

.footer-copyright {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #1e293b;
    font-size: 14px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-image {
        order: -1;
        min-height: 200px;
    }

    .hero-stats {
        justify-content: center;
    }

    .nav-links {
        display: none;
        /* 移动端简化，可用汉堡菜单但此处从简 */
    }

    .header-inner {
        justify-content: space-between;
    }

    .btn {
        width: 100%;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .categories-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }
}


#kf-matrix-page {
  --kf-primary: #20c180;
  --kf-primary-dark: #119d64;
  --kf-primary-bg: #f2fdf9;
  --kf-price: #f50;
  --kf-text: #333333;
  --kf-muted: #555555;
  --kf-light: #888888;
  --kf-border: #eaeaea;
  --kf-border-light: #f0f0f0;
  --kf-soft: #f8f9fa;
  --kf-white: #ffffff;
  --kf-radius: 12px;
  --kf-radius-sm: 8px;
  --kf-shadow-sm: 0 2px 10px rgba(0, 0, 0, .06);
  --kf-shadow: 0 4px 20px rgba(0, 0, 0, .08);

  --kf-dark-1: #061410;
  --kf-dark-2: #0a1f1a;
  --kf-dark-3: #071612;
  --kf-mint: #4ade9e;
  --kf-mint-light: #a7f3d0;

  position: relative;
  isolation: isolate;
  width: 100%;
  max-width: 100%;
  font-family: inherit;
  font-size: 14px;
  color: var(--kf-text);
  line-height: 1.65;
  background: var(--kf-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
#kf-matrix-page,
#kf-matrix-page *,
#kf-matrix-page *::before,
#kf-matrix-page *::after { box-sizing: border-box; }
#kf-matrix-page img { max-width: 100%; display: block; }
#kf-matrix-page a { color: inherit; text-decoration: none; }
#kf-matrix-page button { font-family: inherit; }
#kf-matrix-page h1,
#kf-matrix-page h2,
#kf-matrix-page h3,
#kf-matrix-page h4,
#kf-matrix-page p,
#kf-matrix-page ul,
#kf-matrix-page li { margin: 0; padding: 0; }
#kf-matrix-page ul { list-style: none; }
#kf-matrix-page svg { display: block; }

#kf-matrix-page .kf-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

#kf-matrix-page .kf-section { padding: 56px 0; }
#kf-matrix-page .kf-section--soft { background: var(--kf-soft); }

#kf-matrix-page .kf-sec-head {
  max-width: 720px;
  margin: 0 auto 32px;
  text-align: center;
}
#kf-matrix-page .kf-h2 {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--kf-text);
  margin-bottom: 10px;
}
#kf-matrix-page .kf-lead {
  font-size: 14px;
  line-height: 1.7;
  color: var(--kf-light);
}

/* ---------- 按钮 ---------- */
#kf-matrix-page .kf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 26px;
  border: 1px solid transparent;
  border-radius: var(--kf-radius-sm);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  transition: background .22s ease, color .22s ease, border-color .22s ease,
              box-shadow .22s ease, transform .22s ease;
}
#kf-matrix-page .kf-btn--primary {
  color: #ffffff;
  background: var(--kf-primary);
  box-shadow: 0 4px 14px rgba(32, 193, 128, .28);
}
#kf-matrix-page .kf-btn--primary:hover {
  background: var(--kf-primary-dark);
  transform: translateY(-1px);
}
#kf-matrix-page .kf-btn--outline {
  color: var(--kf-primary-dark);
  background: #ffffff;
  border-color: var(--kf-primary);
}
#kf-matrix-page .kf-btn--outline:hover {
  background: var(--kf-primary-bg);
  transform: translateY(-1px);
}
#kf-matrix-page .kf-btn--ghost-dark {
  color: #ffffff;
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .26);
}
#kf-matrix-page .kf-btn--ghost-dark:hover {
  background: rgba(255, 255, 255, .16);
  border-color: rgba(167, 243, 208, .6);
}
#kf-matrix-page .kf-btn--light {
  color: var(--kf-primary-dark);
  background: #ffffff;
}
#kf-matrix-page .kf-btn--light:hover { transform: translateY(-1px); }
#kf-matrix-page .kf-btn--sm { padding: 9px 20px; font-size: 13px; }

/* ==========================================================================
   1. Hero 首屏（深色）
   ========================================================================== */
#kf-matrix-page .kf-hero {
  position: relative;
  padding: 64px 0 52px;
  background: linear-gradient(150deg, var(--kf-dark-1) 0%, var(--kf-dark-2) 46%, var(--kf-dark-3) 100%);
  color: #ffffff;
  overflow: hidden;
}
#kf-matrix-page .kf-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(32, 193, 128, .075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 193, 128, .075) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse 80% 72% at 50% 26%, #000 16%, transparent 76%);
  -webkit-mask-image: radial-gradient(ellipse 80% 72% at 50% 26%, #000 16%, transparent 76%);
  pointer-events: none;
}
#kf-matrix-page .kf-hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}
#kf-matrix-page .kf-hero__glow--1 {
  width: 460px; height: 460px;
  top: -190px; left: -120px;
  background: rgba(32, 193, 128, .28);
}
#kf-matrix-page .kf-hero__glow--2 {
  width: 420px; height: 420px;
  bottom: -220px; right: -90px;
  background: rgba(74, 222, 158, .16);
}
#kf-matrix-page .kf-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 44px;
  align-items: center;
}
#kf-matrix-page .kf-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  margin-bottom: 18px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--kf-mint-light);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(74, 222, 158, .32);
}
#kf-matrix-page .kf-hero__eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--kf-mint);
  box-shadow: 0 0 0 3px rgba(74, 222, 158, .22);
}
#kf-matrix-page .kf-hero__title {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -.01em;
  color: #ffffff;
  margin-bottom: 16px;
}
#kf-matrix-page .kf-grad {
  background: linear-gradient(100deg, var(--kf-mint) 0%, var(--kf-mint-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
#kf-matrix-page .kf-hero__sub {
  max-width: 580px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .72);
  margin-bottom: 28px;
}
#kf-matrix-page .kf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
#kf-matrix-page .kf-hero__points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}
#kf-matrix-page .kf-hero__points li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .76);
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .12);
}
#kf-matrix-page .kf-hero__points li::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--kf-mint);
}

/* Hero 视觉面板 */
#kf-matrix-page .kf-hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}
#kf-matrix-page .kf-hero__panel {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 400px;
  padding: 20px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .38);
}
#kf-matrix-page .kf-hero__panel-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  font-size: 13.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, .9);
}
#kf-matrix-page .kf-hero__pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--kf-mint);
  box-shadow: 0 0 0 3px rgba(74, 222, 158, .22);
}
#kf-matrix-page .kf-hero__live {
  margin-left: auto;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--kf-mint-light);
  background: rgba(74, 222, 158, .14);
  border: 1px solid rgba(74, 222, 158, .3);
}
#kf-matrix-page .kf-hero__bars { display: grid; gap: 12px; }
#kf-matrix-page .kf-hero__bar {
  display: grid;
  grid-template-columns: 84px 1fr;
  align-items: center;
  gap: 12px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .68);
}
#kf-matrix-page .kf-hero__bar i {
  display: block;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--kf-primary) 0%, var(--kf-mint-light) 100%);
  box-shadow: 0 0 12px rgba(74, 222, 158, .45);
}
#kf-matrix-page .kf-hero__chip {
  position: absolute;
  z-index: 3;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--kf-mint-light);
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(74, 222, 158, .3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, .3);
  animation: kf-matrix-float 5.5s ease-in-out infinite;
}
#kf-matrix-page .kf-hero__chip--1 { top: 4%; left: 0; }
#kf-matrix-page .kf-hero__chip--2 { top: 46%; right: -4px; animation-delay: -1.8s; }
#kf-matrix-page .kf-hero__chip--3 { bottom: 4%; left: 6%; animation-delay: -3.4s; }

@keyframes kf-matrix-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ==========================================================================
   2. 核心数据与服务优势
   ========================================================================== */
#kf-matrix-page .kf-stats { padding: 0; background: var(--kf-white); }
#kf-matrix-page .kf-stats__inner {
  position: relative;
  z-index: 5;
  margin-top: -40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #ffffff;
  border: 1px solid var(--kf-border);
  border-radius: var(--kf-radius);
  box-shadow: var(--kf-shadow);
  overflow: hidden;
}
#kf-matrix-page .kf-stat {
  padding: 20px 16px;
  text-align: center;
  border-right: 1px solid var(--kf-border-light);
}
#kf-matrix-page .kf-stat:last-child { border-right: 0; }
#kf-matrix-page .kf-stat__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  margin-bottom: 10px;
  border-radius: 10px;
  color: var(--kf-primary-dark);
  background: var(--kf-primary-bg);
  border: 1px solid rgba(32, 193, 128, .2);
}
#kf-matrix-page .kf-stat__icon svg { width: 18px; height: 18px; }
#kf-matrix-page .kf-stat__label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--kf-text);
  margin-bottom: 2px;
}
#kf-matrix-page .kf-stat__desc {
  font-size: 12.5px;
  color: var(--kf-light);
  line-height: 1.55;
}

/* ==========================================================================
   3. 多平台运营资源
   ========================================================================== */
#kf-matrix-page .kf-platforms__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
#kf-matrix-page .kf-platform-card {
  display: flex;
  flex-direction: column;
  padding: 20px;
  background: #ffffff;
  border: 1px solid var(--kf-border);
  border-radius: var(--kf-radius);
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
#kf-matrix-page .kf-platform-card:hover {
  border-color: rgba(32, 193, 128, .5);
  box-shadow: var(--kf-shadow-sm);
  transform: translateY(-3px);
}
#kf-matrix-page .kf-platform-card__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
#kf-matrix-page .kf-platform-card__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 11px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--kf-c1, #20c180), var(--kf-c2, #119d64));
}
#kf-matrix-page .kf-platform-card__icon svg { width: 22px; height: 22px; }
#kf-matrix-page .kf-platform-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--kf-text);
}
#kf-matrix-page .kf-platform-card__desc {
  flex: 1 1 auto;
  font-size: 13px;
  line-height: 1.7;
  color: var(--kf-muted);
  margin-bottom: 14px;
}
#kf-matrix-page .kf-platform-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px dashed var(--kf-border-light);
}
#kf-matrix-page .kf-platform-card__count {
  font-size: 12px;
  color: var(--kf-light);
}
#kf-matrix-page .kf-platform-card__link {
  font-size: 13px;
  font-weight: 600;
  color: var(--kf-primary-dark);
  transition: color .2s ease, transform .2s ease;
}
#kf-matrix-page .kf-platform-card:hover .kf-platform-card__link {
  color: var(--kf-primary);
  transform: translateX(2px);
}

/* ==========================================================================
   4. 热门产品
   ========================================================================== */
#kf-matrix-page .kf-product-cats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 26px;
}
#kf-matrix-page .kf-pcat {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  background: #ffffff;
  border: 1px solid var(--kf-border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--kf-muted);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}
#kf-matrix-page .kf-pcat:hover {
  border-color: rgba(32, 193, 128, .5);
  color: var(--kf-primary-dark);
}
#kf-matrix-page .kf-pcat.kf-is-active {
  color: #ffffff;
  background: var(--kf-primary);
  border-color: var(--kf-primary);
  box-shadow: 0 4px 12px rgba(32, 193, 128, .28);
}
#kf-matrix-page .kf-pcat__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  border-radius: 4px;
}
#kf-matrix-page .kf-pcat__icon svg { width: 14px; height: 14px; }

#kf-matrix-page .kf-product-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--kf-border-light);
}
#kf-matrix-page .kf-product-bar__current {
  font-size: 16px;
  font-weight: 700;
  color: var(--kf-text);
}
#kf-matrix-page .kf-product-bar__current span { color: var(--kf-primary); }
#kf-matrix-page .kf-product-bar__count {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--kf-light);
}

#kf-matrix-page .kf-products {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
#kf-matrix-page .kf-products.kf-fade { animation: kf-matrix-fade .32s ease both; }
@keyframes kf-matrix-fade {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

#kf-matrix-page .kf-product {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid var(--kf-border);
  border-radius: var(--kf-radius);
  overflow: hidden;
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
#kf-matrix-page .kf-product:hover {
  border-color: rgba(32, 193, 128, .5);
  box-shadow: var(--kf-shadow-sm);
  transform: translateY(-3px);
}
#kf-matrix-page .kf-product__thumb {
  position: relative;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--kf-c1, #20c180), var(--kf-c2, #119d64));
}
#kf-matrix-page .kf-product__thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 76% 18%, rgba(255, 255, 255, .32), transparent 58%);
}
#kf-matrix-page .kf-product__thumb-icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 11px;
  color: #ffffff;
  background: rgba(255, 255, 255, .2);
  border: 1px solid rgba(255, 255, 255, .38);
}
#kf-matrix-page .kf-product__thumb-icon svg { width: 22px; height: 22px; }
#kf-matrix-page .kf-product__body {
  flex: 1 1 auto;
  padding: 12px 12px 8px;
}
#kf-matrix-page .kf-product__tag {
  display: inline-block;
  padding: 2px 7px;
  margin-bottom: 6px;
  border-radius: 4px;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--kf-primary-dark);
  background: var(--kf-primary-bg);
  border: 1px solid rgba(32, 193, 128, .22);
}
#kf-matrix-page .kf-product__name {
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--kf-text);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 39px;
}
#kf-matrix-page .kf-product__desc {
  font-size: 12px;
  line-height: 1.6;
  color: var(--kf-light);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 38px;
}
#kf-matrix-page .kf-product__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding-top: 10px;
  border-top: 1px dashed var(--kf-border-light);
}
#kf-matrix-page .kf-product__price {
  font-size: 15px;
  font-weight: 700;
  color: var(--kf-price);
  white-space: nowrap;
}
#kf-matrix-page .kf-product__price i {
  font-style: normal;
  font-size: 11.5px;
  margin-right: 1px;
}
#kf-matrix-page .kf-product__price em {
  font-style: normal;
  font-size: 11px;
  font-weight: 500;
  color: var(--kf-light);
  margin-left: 2px;
}
#kf-matrix-page .kf-product__stock {
  font-size: 11px;
  color: var(--kf-light);
  white-space: nowrap;
}
#kf-matrix-page .kf-product__foot { padding: 0 12px 12px; }
#kf-matrix-page .kf-product__btn {
  display: block;
  width: 100%;
  padding: 7px 0;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 600;
  text-align: center;
  color: var(--kf-primary-dark);
  background: var(--kf-primary-bg);
  border: 1px solid rgba(32, 193, 128, .28);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
#kf-matrix-page .kf-product__btn:hover {
  color: #ffffff;
  background: var(--kf-primary);
  border-color: var(--kf-primary);
}
#kf-matrix-page .kf-products__more {
  margin-top: 28px;
  text-align: center;
}

/* ==========================================================================
   5. 矩阵运营核心环节
   ========================================================================== */
#kf-matrix-page .kf-core__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
#kf-matrix-page .kf-core-card {
  position: relative;
  padding: 22px 18px;
  background: #ffffff;
  border: 1px solid var(--kf-border);
  border-radius: var(--kf-radius);
  overflow: hidden;
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
#kf-matrix-page .kf-core-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--kf-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
#kf-matrix-page .kf-core-card:hover {
  border-color: rgba(32, 193, 128, .5);
  box-shadow: var(--kf-shadow-sm);
  transform: translateY(-3px);
}
#kf-matrix-page .kf-core-card:hover::after { transform: scaleX(1); }
#kf-matrix-page .kf-core-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  margin-bottom: 14px;
  border-radius: 10px;
  color: var(--kf-primary-dark);
  background: var(--kf-primary-bg);
  border: 1px solid rgba(32, 193, 128, .2);
}
#kf-matrix-page .kf-core-card__icon svg { width: 20px; height: 20px; }
#kf-matrix-page .kf-core-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--kf-text);
  margin-bottom: 7px;
}
#kf-matrix-page .kf-core-card__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--kf-muted);
}

/* ==========================================================================
   6. 场景化解决方案
   ========================================================================== */
#kf-matrix-page .kf-scenes__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
#kf-matrix-page .kf-scene {
  padding: 22px 18px;
  background: #ffffff;
  border: 1px solid var(--kf-border);
  border-radius: var(--kf-radius);
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
#kf-matrix-page .kf-scene:hover {
  border-color: rgba(32, 193, 128, .5);
  box-shadow: var(--kf-shadow-sm);
  transform: translateY(-3px);
}
#kf-matrix-page .kf-scene__index {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--kf-primary);
  margin-bottom: 8px;
}
#kf-matrix-page .kf-scene__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--kf-text);
  margin-bottom: 7px;
}
#kf-matrix-page .kf-scene__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--kf-muted);
}
#kf-matrix-page .kf-scenes__more {
  margin-top: 26px;
  text-align: center;
}

/* ==========================================================================
   7. 从购买到跑通矩阵
   ========================================================================== */
#kf-matrix-page .kf-flow__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
#kf-matrix-page .kf-flow-step {
  position: relative;
  padding: 22px 18px;
  background: #ffffff;
  border: 1px solid var(--kf-border);
  border-radius: var(--kf-radius);
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
#kf-matrix-page .kf-flow-step:hover {
  border-color: rgba(32, 193, 128, .5);
  box-shadow: var(--kf-shadow-sm);
  transform: translateY(-3px);
}
#kf-matrix-page .kf-flow-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  margin-bottom: 12px;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  background: var(--kf-primary);
  box-shadow: 0 4px 12px rgba(32, 193, 128, .28);
}
#kf-matrix-page .kf-flow-step__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--kf-text);
  margin-bottom: 7px;
}
#kf-matrix-page .kf-flow-step__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--kf-muted);
}
#kf-matrix-page .kf-flow-step::after {
  content: "";
  position: absolute;
  top: 38px;
  right: -8px;
  width: 12px; height: 2px;
  background: var(--kf-border);
  z-index: 1;
}
#kf-matrix-page .kf-flow-step:last-child::after { display: none; }

/* ==========================================================================
   8. 相关教程（文字列表）
   ========================================================================== */
#kf-matrix-page .kf-tutorial-list {
  max-width: 920px;
  margin: 0 auto;
  border-top: 1px solid var(--kf-border-light);
}
#kf-matrix-page .kf-tutorial-item {
  border-bottom: 1px solid var(--kf-border-light);
}
#kf-matrix-page .kf-tutorial-link {
  display: block;
  padding: 14px 0;
  transition: background .2s ease;
}
#kf-matrix-page .kf-tutorial-link:hover { background: var(--kf-soft); }
#kf-matrix-page .kf-tutorial-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 4px;
}
#kf-matrix-page .kf-tutorial-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--kf-text);
  line-height: 1.5;
}
#kf-matrix-page .kf-tutorial-tag {
  display: inline-block;
  padding: 1px 6px;
  margin-right: 6px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  color: var(--kf-primary-dark);
  background: var(--kf-primary-bg);
  border: 1px solid rgba(32, 193, 128, .2);
  vertical-align: 1px;
}
#kf-matrix-page .kf-tutorial-meta {
  margin-left: auto;
  font-size: 12px;
  color: var(--kf-light);
  white-space: nowrap;
}
#kf-matrix-page .kf-tutorial-desc {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--kf-muted);
}

/* ==========================================================================
   9. 合规说明
   ========================================================================== */
#kf-matrix-page .kf-compliance {
  padding: 30px 0;
  background: var(--kf-white);
}
#kf-matrix-page .kf-compliance__box {
  display: flex;
  gap: 14px;
  padding: 20px 22px;
  border-radius: var(--kf-radius);
  background: var(--kf-soft);
  border: 1px solid var(--kf-border);
  border-left: 3px solid var(--kf-primary);
}
#kf-matrix-page .kf-compliance__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  color: var(--kf-primary-dark);
  background: #ffffff;
  border: 1px solid rgba(32, 193, 128, .24);
}
#kf-matrix-page .kf-compliance__icon svg { width: 18px; height: 18px; }
#kf-matrix-page .kf-compliance__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--kf-text);
  margin-bottom: 6px;
}
#kf-matrix-page .kf-compliance__text {
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--kf-light);
}

/* ==========================================================================
   10. 最终 CTA
   ========================================================================== */
#kf-matrix-page .kf-cta {
  position: relative;
  padding: 60px 0;
  background: linear-gradient(135deg, var(--kf-primary-dark) 0%, var(--kf-primary) 62%, #4ade9e 100%);
  color: #ffffff;
  overflow: hidden;
}
#kf-matrix-page .kf-cta__glow {
  position: absolute;
  top: -140px; left: 50%;
  width: 640px; height: 360px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(255, 255, 255, .22);
  filter: blur(100px);
  pointer-events: none;
}
#kf-matrix-page .kf-cta__inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
#kf-matrix-page .kf-cta__title {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.35;
  color: #ffffff;
  margin-bottom: 14px;
}
#kf-matrix-page .kf-cta__text {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .9);
  margin-bottom: 26px;
}
#kf-matrix-page .kf-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
#kf-matrix-page .kf-cta__actions .kf-btn--light {
  background: #ffffff;
  color: var(--kf-primary-dark);
  border-color: transparent;
}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1080px) {
  #kf-matrix-page .kf-hero__inner { grid-template-columns: 1fr; gap: 36px; }
  #kf-matrix-page .kf-hero__visual { min-height: 260px; }
  #kf-matrix-page .kf-hero__sub { max-width: 100%; }

  #kf-matrix-page .kf-platforms__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #kf-matrix-page .kf-products { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  #kf-matrix-page .kf-core__grid,
  #kf-matrix-page .kf-scenes__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #kf-matrix-page .kf-flow__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #kf-matrix-page .kf-flow-step::after { display: none; }
}

@media (max-width: 760px) {
  #kf-matrix-page .kf-section { padding: 40px 0; }
  #kf-matrix-page .kf-container { padding: 0 16px; }

  #kf-matrix-page .kf-hero { padding: 44px 0 36px; }
  #kf-matrix-page .kf-hero__title { font-size: 28px; }
  #kf-matrix-page .kf-hero__chip { display: none; }
  #kf-matrix-page .kf-hero__visual { min-height: 220px; }

  #kf-matrix-page .kf-stats__inner { grid-template-columns: repeat(2, 1fr); margin-top: -28px; }
  #kf-matrix-page .kf-stat { border-right: 0; border-bottom: 1px solid var(--kf-border-light); }
  #kf-matrix-page .kf-stat:nth-child(odd) { border-right: 1px solid var(--kf-border-light); }
  #kf-matrix-page .kf-stat:nth-child(3),
  #kf-matrix-page .kf-stat:nth-child(4) { border-bottom: 0; }

  #kf-matrix-page .kf-h2 { font-size: 22px; }
  #kf-matrix-page .kf-sec-head { margin-bottom: 24px; }

  #kf-matrix-page .kf-platforms__grid,
  #kf-matrix-page .kf-core__grid,
  #kf-matrix-page .kf-scenes__grid,
  #kf-matrix-page .kf-flow__grid { grid-template-columns: 1fr; }

  #kf-matrix-page .kf-products { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }

  #kf-matrix-page .kf-compliance__box { flex-direction: column; gap: 10px; padding: 18px; }
  #kf-matrix-page .kf-cta { padding: 48px 0; }
  #kf-matrix-page .kf-cta__title { font-size: 20px; }
  #kf-matrix-page .kf-cta__actions .kf-btn { width: 100%; }
}

@media (max-width: 460px) {
  #kf-matrix-page .kf-products { grid-template-columns: 1fr; }
  #kf-matrix-page .kf-hero__actions .kf-btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  #kf-matrix-page *,
  #kf-matrix-page *::before,
  #kf-matrix-page *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}