/* Industry portal homepage — sits on top of 博客X skin */

.home-portal .site-content {
  margin-top: 20px;
}

.home-portal .portal-main {
  position: relative;
}

.home-portal .portal-main #primary {
  clear: none;
}

.home-portal .sf-menu ul {
  z-index: 200;
}

.home-portal .portal-tools {
  position: relative;
  z-index: 2;
}

.portal-note {
  background: #fff;
  border-left: 3px solid #de2910;
  color: #666;
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 20px;
  padding: 12px 16px;
}

.portal-block {
  background: #fff;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.02);
  margin-bottom: 20px;
}

.portal-head {
  border-bottom: 1px solid #f0f0f0;
  height: 44px;
  line-height: 45px;
  margin: 0 20px;
  position: relative;
}

.portal-head h2 {
  display: inline-block;
  font-size: 16px;
}

.portal-head h2 .title {
  border-bottom: 2px solid #de2910;
  display: inline-block;
  line-height: 42px;
  padding: 0 2px;
}

.portal-head .portal-more {
  color: #aaa;
  float: right;
  font-size: 13px;
}

.portal-head .portal-more:hover {
  color: #de2910;
}

.portal-head .portal-desc {
  color: #aaa;
  display: inline-block;
  font-size: 13px;
  margin-left: 10px;
}

/* Hero: 八字 is the primary conversion, other products stay secondary */
.portal-hero {
  padding: 28px 30px 26px;
}

.portal-hero-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1.15fr 0.85fr;
}

.portal-kicker {
  color: #de2910;
  font-size: 13px;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.portal-hero h1 {
  color: #1a1a1a;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 12px;
}

.portal-lead {
  color: #666;
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 18px;
  max-width: 36em;
}

.portal-alt {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.portal-alt a {
  background: #f6f8fb;
  border: 1px solid #e8edf3;
  color: #2c3644;
  display: inline-block;
  font-size: 13px;
  line-height: 1;
  padding: 10px 14px;
}

.portal-alt a:hover {
  border-color: #de2910;
  color: #de2910;
}

.portal-alt a.is-core {
  background: #de2910;
  border-color: #de2910;
  color: #fff;
}

.portal-alt a.is-core:hover {
  color: #fff;
  opacity: 0.92;
}

.portal-form {
  background: #f7f9fc;
  padding: 20px 22px 18px;
}

.portal-form h2 {
  font-size: 16px;
  margin-bottom: 6px;
}

.portal-form .hint {
  color: #888;
  font-size: 13px;
  line-height: 1.5;
  margin-bottom: 14px;
}

.portal-fields {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 12px;
}

.portal-field {
  display: block;
}

.portal-field span {
  color: #666;
  display: block;
  font-size: 12px;
  margin-bottom: 4px;
}

.portal-field input,
.portal-field select {
  background: #fff;
  border: 1px solid #e3e8ef;
  box-sizing: border-box;
  color: #333;
  font-size: 14px;
  height: 38px;
  line-height: 38px;
  padding: 0 10px;
  width: 100%;
}

.portal-form .portal-submit {
  background: #de2910;
  border: 0;
  color: #fff;
  cursor: pointer;
  display: block;
  font-size: 15px;
  height: 42px;
  line-height: 42px;
  text-align: center;
  width: 100%;
}

.portal-form .portal-submit:hover {
  background: #b81f0c;
}

.portal-form .form-note {
  color: #999;
  font-size: 12px;
  margin-top: 8px;
  text-align: center;
}

/* Core products: 3, not 20 */
.portal-core {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, 1fr);
  padding: 20px;
}

.portal-core-card {
  border: 1px solid #eef1f5;
  display: block;
  padding: 18px 18px 16px;
}

.portal-core-card:hover {
  border-color: #de2910;
}

.portal-core-card.is-primary {
  border-color: #de2910;
}

.portal-core-card .tag {
  color: #de2910;
  display: inline-block;
  font-size: 12px;
  margin-bottom: 8px;
}

.portal-core-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.portal-core-card p {
  color: #777;
  font-size: 13px;
  line-height: 1.65;
  min-height: 3.3em;
}

.portal-core-card .go {
  color: #de2910;
  display: inline-block;
  font-size: 13px;
  margin-top: 12px;
}

/* Product wall: 7 secondary, visually quieter */
.portal-wall {
  border-top: 1px solid #f0f0f0;
  display: grid;
  gap: 0;
  grid-template-columns: repeat(7, 1fr);
  padding: 0 8px 8px;
}

.portal-wall a {
  display: block;
  padding: 16px 10px 18px;
  text-align: center;
}

.portal-wall a:hover h3 {
  color: #de2910;
}

.portal-wall h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.portal-wall p {
  color: #999;
  font-size: 12px;
}

/* Knowledge columns under 八字 */
.portal-knowledge {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(6, 1fr);
  padding: 8px 8px 12px;
}

.portal-knowledge a {
  display: block;
  padding: 16px 12px 18px;
}

.portal-knowledge a:hover h3 {
  color: #de2910;
}

.portal-knowledge h3 {
  font-size: 15px;
  margin-bottom: 6px;
}

.portal-knowledge p {
  color: #888;
  font-size: 12px;
  line-height: 1.55;
}

.portal-knowledge .count {
  color: #bbb;
  display: block;
  font-size: 12px;
  margin-top: 10px;
}

.portal-tools {
  clear: both;
  padding: 8px 20px 20px;
}

.portal-tool-row {
  border-top: 1px solid #f0f0f0;
  display: grid;
  gap: 12px 24px;
  grid-template-columns: 72px 1fr;
  padding: 14px 0 4px;
}

.portal-tool-row dt {
  color: #999;
  font-size: 13px;
  padding-top: 6px;
}

.portal-tool-row dd a {
  color: #444;
  display: inline-block;
  font-size: 14px;
  line-height: 2;
  margin-right: 18px;
}

.portal-tool-row dd a:hover {
  color: #de2910;
}

.portal-tool-row dd a.is-core {
  color: #de2910;
  font-weight: 600;
}

@media only screen and (min-width: 960px) and (max-width: 1159px) {
  .portal-hero h1 {
    font-size: 24px;
  }

  .portal-wall {
    grid-template-columns: repeat(4, 1fr);
  }

  .portal-knowledge {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media only screen and (max-width: 959px) {
  .home-portal .site-content {
    margin-top: 10px;
  }

  .portal-note,
  .portal-block {
    margin-bottom: 10px;
  }

  .portal-hero {
    padding: 20px 16px 18px;
  }

  .portal-hero-grid,
  .portal-core,
  .portal-wall,
  .portal-knowledge,
  .portal-tool-row {
    display: block;
  }

  .portal-hero h1 {
    font-size: 22px;
  }

  .portal-form {
    margin-top: 18px;
  }

  .portal-core-card,
  .portal-wall a,
  .portal-knowledge a {
    border-bottom: 1px solid #f0f0f0;
  }

  .portal-core {
    padding: 0;
  }

  .portal-core-card p {
    min-height: 0;
  }

  .portal-wall a,
  .portal-knowledge a {
    text-align: left;
  }

  .portal-tool-row dt {
    padding-top: 0;
  }

  .portal-head .portal-desc {
    display: none;
  }
}