/* about.html — 商务精致版 */

/* ===== Hero ===== */
.about-hero {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  display: flex;
  align-items: center;
  color: #fff;
}

.about-hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(118deg, rgba(8, 72, 88, 0.94) 0%, rgba(10, 150, 145, 0.88) 48%, rgba(4, 100, 72, 0.92) 100%),
    url('../images/banner/banner1.webp') center/cover no-repeat;
  background-color: #0a7f7a;
}

.about-hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 85% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  padding: 56px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.about-hero__eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 16px;
  padding: 6px 14px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

.about-hero__title {
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 28px;
}

.about-hero__title span {
  display: block;
  margin-top: 8px;
  font-size: 0.72em;
  font-weight: 500;
  opacity: 0.88;
}

.about-hero__pillars {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.about-pillar {
  padding: 16px 18px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  transition: background 0.25s ease, transform 0.25s ease;
}

.about-pillar:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateX(4px);
}

.about-pillar h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: 0.02em;
}

.about-pillar p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.86);
}

/* 价值闭环图 */
.about-cycle {
  position: relative;
  width: min(300px, 100%);
  aspect-ratio: 1;
  margin: 0 auto;
}

.about-cycle__ring {
  position: absolute;
  inset: 8%;
  border: 1px dashed rgba(255, 255, 255, 0.35);
  border-radius: 50%;
}

.about-cycle__core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  border: 2px solid rgba(255, 255, 255, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.about-cycle__node {
  position: absolute;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.38);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  backdrop-filter: blur(6px);
}

.about-cycle__node--consult { top: 4%; left: 50%; transform: translateX(-50%); }
.about-cycle__node--software { bottom: 8%; left: 6%; }
.about-cycle__node--implement { bottom: 8%; right: 6%; }

.about-cycle__arrow {
  position: absolute;
  width: 36px;
  height: 36px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-cycle__arrow--1 { top: 22%; right: 22%; transform: rotate(45deg); }
.about-cycle__arrow--2 { bottom: 28%; left: 50%; transform: translateX(-50%) rotate(120deg); }
.about-cycle__arrow--3 { top: 28%; left: 18%; transform: rotate(-30deg); }

/* ===== 区块标题 ===== */
.about-section-head {
  text-align: center;
  margin-bottom: 44px;
}

.about-section-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}

.about-section-head h2::after {
  content: '';
  display: block;
  width: 52px;
  height: 3px;
  margin: 14px auto 0;
  border-radius: 2px;
  background: linear-gradient(90deg, #0abab5, #047857);
}

.about-section-head p {
  margin: 14px 0 0;
  font-size: 16px;
  color: #64748b;
}

.about-block-title {
  text-align: center;
  font-size: 17px;
  font-weight: 600;
  color: #334155;
  margin: 0 0 22px;
  letter-spacing: 0.06em;
}

.about-block {
  margin-bottom: 48px;
}

.about-block:last-child {
  margin-bottom: 0;
}

/* ===== 资质荣誉 ===== */
.honors-section {
  padding: 72px 0;
  background: #fff;
}

.honors-section .section-title h2 {
  color: #0abab5;
}

.honors-section .section-title h2::after {
  content: '';
  display: block;
  width: 52px;
  height: 3px;
  margin: 14px auto 0;
  border-radius: 2px;
  background: linear-gradient(90deg, #0abab5, #047857);
}

.honors-section .section-title p {
  color: #64748b;
  font-size: 16px;
}

/* ===== 图片画廊 ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  margin-top: 8px;
}

.gallery-item {
  background: #fff;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #e8edf2;
  transition: all 0.28s ease;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 3/2;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.gallery-item:hover {
  transform: translateY(-3px);
  border-color: rgba(10, 186, 181, 0.45);
  box-shadow: 0 10px 28px rgba(10, 186, 181, 0.12);
}

.gallery-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  border-radius: 4px;
  transition: transform 0.28s ease;
}

.gallery-item:hover .gallery-img {
  transform: scale(1.04);
}

.gallery-item.is-hidden { display: none; }

.gallery-toggle-row {
  text-align: center;
  margin-top: 20px;
}

.gallery-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 26px;
  background: #fff;
  color: #0abab5;
  border: 1px solid rgba(10, 186, 181, 0.35);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.gallery-toggle-btn:hover {
  background: linear-gradient(135deg, #0abab5, #09a5a0);
  color: #fff;
  box-shadow: 0 6px 18px rgba(10, 186, 181, 0.28);
  transform: translateY(-1px);
}

/* ===== Modal ===== */
#modalImage.is-loading { opacity: 0.6; filter: blur(2px); transition: opacity 0.25s, filter 0.25s; }

.modal {
  display: none;
  position: fixed;
  z-index: 10000;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.modal-content {
  max-width: 90%;
  max-height: 90vh;
  border-radius: 8px;
  transform: scale(0.85);
  transition: transform 0.3s ease;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.modal.show .modal-content { transform: scale(1); }

.modal-close {
  position: absolute;
  top: 28px;
  right: 28px;
  color: #fff;
  font-size: 32px;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.45);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: all 0.25s ease;
}

.modal-close:hover {
  background: rgba(10, 186, 181, 0.85);
  transform: rotate(90deg);
}

.modal-caption {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 15px;
  background: rgba(0, 0, 0, 0.65);
  padding: 10px 22px;
  border-radius: 999px;
  opacity: 0;
  transition: opacity 0.3s ease 0.15s;
}

.modal.show .modal-caption { opacity: 1; }

/* ===== 页面区块紧凑 ===== */
.honors-section,
.intro-section,
.advantages-section,
.timeline-section,
.culture-section,
.contact-section,
section:not([class]) { padding: 64px 0 !important; }

.section-title { margin-bottom: 32px !important; }
.section-title h2 { font-size: 28px !important; margin-bottom: 8px !important; }
.section-title p { font-size: 15px !important; }

/* ===== 微信浮窗 ===== */
.wechat-float {
  position: fixed;
  right: 28px;
  bottom: 140px;
  z-index: 999;
  background: #fff;
  padding: 14px;
  border-radius: 10px;
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.12);
  text-align: center;
  border: 1px solid rgba(10, 186, 181, 0.35);
}

.wechat-float img {
  width: 120px;
  height: 120px;
  border-radius: 6px;
  margin-bottom: 8px;
}

.wechat-float-title { font-size: 13px; font-weight: 600; color: #1e293b; }
.wechat-float-desc { font-size: 11px; color: #64748b; }

/* ===== 响应式 ===== */
@media (max-width: 960px) {
  .about-hero__inner {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 44px 20px;
    text-align: center;
  }

  .about-hero__pillars { text-align: left; }
  .about-pillar:hover { transform: none; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .timeline::before { left: 20px; }
  .timeline-item { flex-direction: column !important; padding-left: 40px; }
  .timeline-content { width: 100%; }
  .timeline-dot { left: 20px; }
}

@media (max-width: 640px) {
  .about-hero { min-height: auto; }
  .about-hero__inner { padding: 36px 16px; }
  .about-hero__title { font-size: 26px; }
  .about-cycle { width: 240px; }
  .about-cycle__core { width: 80px; height: 80px; font-size: 13px; }
  .about-cycle__node { width: 64px; height: 64px; font-size: 12px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .honors-section { padding: 48px 0 !important; }
  .about-section-head h2 { font-size: 26px; }
  .modal-close { top: 16px; right: 16px; width: 40px; height: 40px; font-size: 24px; }
}