/**
 * 品牌资质 / 知识产权独立页
 */

/* ---------- 编辑式开幕 Hero（对齐企业历程页语言） ---------- */
body[data-page="ip"] .ip-hero {
  position: relative;
  padding: clamp(2rem, 4vw, 3rem) 0 clamp(1.35rem, 2.4vw, 1.85rem);
  background: linear-gradient(180deg, #faf9f6 0%, #ffffff 72%);
  border-bottom: 1px solid rgba(212, 175, 55, 0.14);
  overflow: hidden;
}

body[data-page="ip"] .ip-hero::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.55), transparent);
  pointer-events: none;
}

body[data-page="ip"] .ip-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(11.5rem, 13.75rem) minmax(0, 0.95fr);
  align-items: center;
  gap: clamp(1.15rem, 2.2vw, 1.85rem);
  max-width: 1060px;
}

body[data-page="ip"] .ip-hero-copy {
  min-width: 0;
  text-align: left;
}

body[data-page="ip"] .ip-hero-eyebrow {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: rgba(184, 150, 46, 0.92);
}

body[data-page="ip"] .ip-hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.38;
  color: #1a1a1a;
}

body[data-page="ip"] .ip-hero-lead {
  margin: 0.85rem 0 0;
  font-size: clamp(0.88rem, 1.6vw, 0.98rem);
  line-height: 1.85;
  letter-spacing: 0.07em;
  color: #5a5a5a;
}

body[data-page="ip"] .ip-hero-rule {
  display: block;
  width: min(68%, 10rem);
  height: 1px;
  margin: 1.1rem 0 0;
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.72), transparent);
}

body[data-page="ip"] .ip-hero-intro {
  margin: 1rem 0 0;
  max-width: 26rem;
  font-size: 0.88rem;
  line-height: 1.95;
  letter-spacing: 0.04em;
  color: #666666;
}

/* 中栏 2×2 合规数据格：填充空白、替代原 trust-strip */
body[data-page="ip"] .ip-hero-credentials {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  width: 100%;
  align-self: center;
}

body[data-page="ip"] .ip-hero-cred {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  min-height: 4.35rem;
  padding: 0.55rem 0.4rem;
  text-align: center;
  background: linear-gradient(180deg, #ffffff 0%, #fafaf8 100%);
  border: 1px solid rgba(212, 175, 55, 0.22);
  box-shadow: 0 6px 18px rgba(26, 26, 26, 0.04);
}

body[data-page="ip"] .ip-hero-cred-value {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.6vw, 1.12rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.25;
  color: var(--color-gold-dark);
  white-space: nowrap;
}

body[data-page="ip"] .ip-hero-cred-label {
  font-size: 0.68rem;
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: #777777;
}

body[data-page="ip"] .ip-hero-visual {
  position: relative;
  margin: 0;
  width: 100%;
  min-width: 0;
}

body[data-page="ip"] .ip-hero-watermark {
  position: absolute;
  right: 0.1rem;
  top: -0.55rem;
  z-index: 0;
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 7vw, 4.75rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.08em;
  color: rgba(212, 175, 55, 0.1);
  pointer-events: none;
  user-select: none;
}

body[data-page="ip"] .ip-hero-frame {
  position: relative;
  z-index: 1;
  padding: 0.55rem;
  background: #ffffff;
  border: 1px solid rgba(212, 175, 55, 0.28);
  box-shadow:
    0 16px 42px rgba(26, 26, 26, 0.09),
    inset 0 0 0 1px rgba(255, 255, 255, 0.65);
}

body[data-page="ip"] .ip-hero-frame::before {
  content: '';
  position: absolute;
  inset: 0.3rem;
  border: 1px solid rgba(212, 175, 55, 0.16);
  pointer-events: none;
}

body[data-page="ip"] .ip-hero-frame--doc {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: clamp(240px, 32vw, 340px);
  padding: 0.75rem 0.65rem;
  background: linear-gradient(180deg, #ffffff 0%, #f7f7f5 100%);
}

body[data-page="ip"] .ip-hero-frame--doc img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: clamp(220px, 30vw, 320px);
  object-fit: contain;
  object-position: center top;
}

body[data-page="ip"] .ip-hero-badge {
  position: absolute;
  left: 0.85rem;
  bottom: -0.65rem;
  z-index: 2;
  margin: 0;
  padding: 0.4rem 0.95rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: #ffffff;
  background: linear-gradient(180deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
  border: 1px solid rgba(184, 150, 46, 0.45);
  box-shadow: 0 8px 22px rgba(184, 150, 46, 0.28);
}

body[data-page="ip"] .section-ip {
  padding: clamp(1.35rem, 2.4vw, 1.75rem) var(--content-pad-x) 2.5rem;
  background: var(--color-bg);
  border-top: none;
}

/* 锚点跳转时留出顶栏空间 */
body[data-page="ip"] #ip-certificates {
  scroll-margin-top: 5.5rem;
}

body[data-page="ip"] .section-ip .section-inner {
  max-width: min(var(--content-max), calc(100% - 2 * var(--content-pad-x)));
}

body[data-page="ip"] .section-ip::before {
  display: none;
}

/* 证书网格：大屏四列横排，显著缩短纵向篇幅 */
body[data-page="ip"] .ip-grid {
  max-width: 100%;
  gap: clamp(1rem, 2vw, 1.5rem);
  margin-top: 0.5rem;
}

body[data-page="ip"] .ip-card {
  border-radius: 4px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

body[data-page="ip"] .ip-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(26, 26, 26, 0.08);
  border-color: var(--color-border-gold);
}

body[data-page="ip"] .ip-card--primary {
  border-color: rgba(212, 175, 55, 0.38);
}

body[data-page="ip"] .ip-card-brand {
  padding: 0.85rem 0.75rem 0.45rem;
  font-size: 0.92rem;
  letter-spacing: 0.16em;
}

/* 证书图：限制展示高度，居中陈列，避免「细长白条」 */
body[data-page="ip"] .ip-card-image-wrap {
  min-height: unset;
  padding: 0.5rem 0.65rem 0.45rem;
  background: #fafafa;
  display: flex;
  align-items: center;
  justify-content: center;
}

body[data-page="ip"] .ip-card-trigger {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: min(240px, 78%);
  margin: 0 auto;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

body[data-page="ip"] .ip-card-trigger img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: clamp(200px, 28vw, 280px);
  object-fit: contain;
  object-position: center top;
}

body[data-page="ip"] .ip-zoom-hint {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 1.75rem;
  height: 1.75rem;
  display: block;
  border-radius: 50%;
  line-height: 0;
  color: var(--color-gold-dark);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(212, 175, 55, 0.45);
  box-shadow: 0 4px 12px rgba(26, 26, 26, 0.08);
  opacity: 0;
  transition: opacity 0.22s ease;
}

body[data-page="ip"] .ip-card:hover .ip-zoom-hint,
body[data-page="ip"] .ip-card-trigger:focus-visible .ip-zoom-hint {
  opacity: 1;
}

body[data-page="ip"] .ip-card-caption {
  min-height: auto;
  font-size: 0.82rem;
  line-height: 1.6;
  padding: 0.75rem 0.85rem 0.95rem;
  color: #5a5a5a;
  text-align: center;
}

html[lang="en"] body[data-page="ip"] .ip-card-caption {
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  line-height: 1.55;
}

/* 页底 CTA + 联系区 */
body[data-page="ip"] .ip-page-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem 1.15rem;
  margin-top: 2.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border-light);
}

body[data-page="ip"] .ip-page-contact {
  margin-top: 2.5rem;
  text-align: center;
}

body[data-page="ip"] .ip-page-contact .contact-box {
  margin-top: 1.5rem;
}

/* 证书弹窗：隐藏产品元信息，保留放大提示 */
body[data-page="ip"] .product-preview-modal.is-ip-preview .product-preview-brand,
body[data-page="ip"] .product-preview-modal.is-ip-preview .product-preview-series,
body[data-page="ip"] .product-preview-modal.is-ip-preview .product-preview-rule {
  display: none;
}

/*
 * 证书大图预览（全站弹窗共用 class，竖版 A4 需更大视口）
 * 原图约 2482×3509；产品弹窗默认 640×520 会把文字压到看不清
 */
.product-preview-modal.is-ip-preview .product-preview-dialog {
  width: min(860px, 96vw);
  max-height: 96vh;
}

.product-preview-modal.is-ip-preview .product-preview-image-wrap {
  padding: 0.65rem 0.75rem;
  background: #f4f4f4;
}

.product-preview-modal.is-ip-preview .product-preview-zoom-viewport {
  max-height: min(calc(92vh - 5rem), 1120px);
}

.product-preview-modal.is-ip-preview .product-preview-image-wrap img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: min(calc(92vh - 5rem), 1120px);
  margin: 0 auto;
  object-fit: contain;
}

.product-preview-modal.is-ip-preview .product-preview-meta {
  padding: 0.85rem 1.25rem 1.15rem;
}

.product-preview-modal.is-ip-preview .product-preview-name {
  font-size: 1.05rem;
  letter-spacing: 0.12em;
}

.product-preview-modal.is-ip-preview .product-preview-intro {
  display: block;
  margin: 0.35rem 0 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

@media (max-width: 768px) {
  .product-preview-modal.is-ip-preview .product-preview-dialog {
    width: min(100%, 96vw);
  }

  .product-preview-modal.is-ip-preview .product-preview-zoom-viewport,
  .product-preview-modal.is-ip-preview .product-preview-image-wrap img {
    max-height: min(calc(88vh - 4.5rem), 900px);
  }
}

/* 大屏：四列一排，证书墙式陈列 */
@media (min-width: 1180px) {
  body[data-page="ip"] .ip-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  body[data-page="ip"] .ip-card-trigger {
    max-width: 100%;
  }

  body[data-page="ip"] .ip-card-trigger img {
    max-height: 220px;
  }
}

/* 中屏：保持双列，证书居中窄展示 */
@media (min-width: 769px) and (max-width: 1179px) {
  body[data-page="ip"] .ip-card-trigger {
    max-width: min(260px, 72%);
  }

  body[data-page="ip"] .ip-card-trigger img {
    max-height: 260px;
  }
}

@media (max-width: 960px) {
  body[data-page="ip"] .ip-hero-inner {
    grid-template-columns: 1fr;
    gap: 1.65rem;
    max-width: 34rem;
  }

  body[data-page="ip"] .ip-hero-copy {
    text-align: center;
  }

  body[data-page="ip"] .ip-hero-rule,
  body[data-page="ip"] .ip-hero-intro {
    margin-left: auto;
    margin-right: auto;
  }

  body[data-page="ip"] .ip-hero-rule {
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.72), transparent);
  }

  body[data-page="ip"] .ip-hero-credentials {
    max-width: 20rem;
    margin: 0 auto;
  }

  body[data-page="ip"] .ip-hero-visual {
    max-width: 20rem;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  body[data-page="ip"] .section-ip {
    padding: 1.35rem 1rem 2.5rem;
  }

  body[data-page="ip"] .ip-hero-cred-value {
    font-size: 0.92rem;
  }

  body[data-page="ip"] .ip-hero-cred-label {
    font-size: 0.64rem;
  }

  body[data-page="ip"] .ip-grid {
    margin-top: 1.5rem;
  }

  body[data-page="ip"] .ip-card-trigger {
    max-width: min(280px, 84%);
  }

  body[data-page="ip"] .ip-card-trigger img {
    max-height: 300px;
  }

  body[data-page="ip"] .ip-zoom-hint {
    opacity: 1;
  }

  body[data-page="ip"] .ip-page-cta {
    flex-direction: column;
    align-items: center;
    margin-top: 1.75rem;
    padding-top: 1.5rem;
  }

  body[data-page="ip"] .ip-page-cta .cta-jump {
    width: 100%;
    max-width: 20rem;
    justify-content: center;
  }
}