/* About ALA Page Styles */
@import url("./animate.min.css");

.about-page {
  background-color: #F1F4F9;
  font-family: "Roboto", Arial, Helvetica, sans-serif;
  overflow-x: hidden;
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 100vh;
  background: linear-gradient(135deg, #F1F4F9 0%, #E8ECF5 100%);
  overflow: hidden;
  --base-pl: 320px;
  --base-pr: 320px;
}
.hero-bg-video{
  position: absolute;
  top: 90px;
  left: 50%;
  width: 100%;
  height: calc(100vh - 90px);
  transform: translateX(-50%);
  object-fit: cover;
  object-position: center;
  z-index: 0;
}
.video-mask{
  position: absolute;
  top: 90px;
  left: 0;
  width: 100%;
  height: calc(100vh - 90px);
  z-index: 1;
  background: rgba(0, 0, 0, 0.4);
}
.hero-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background-image: url("../img/about/hero-placeholder.webp");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-content {
  position: relative;
  top: 90px;
  z-index: 2;
  height: calc(100vh - 90px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 70px;
}
.banner-btn-wrap{
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.hero-logo {
  width: 80px;
  height: auto;
  margin-bottom: 32px;
}

.hero-title {
  font-family: "Roboto";
  font-size: 48px;
  line-height: 1.2;
  color: #fff;
  font-weight: 900;
}

.hero-desc {
  font-size: 18px;
  line-height: 1.6;
  color: #fff;
  max-width: 520px;
  margin-bottom: 40px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}
.hero-buttons a{
  color: #fff;
  font-size: 18px;
}

.btn-primary {
  background: linear-gradient(135deg, #294BFF 0%, #1A36D9 100%);
  color: white;
  padding: 14px 32px;
  border-radius: 12px;
  font-family: "Roboto";
  font-size: 16px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(41, 75, 255, 0.3);
}

.btn-outline {
  background: transparent;
  color: #294BFF;
  padding: 14px 32px;
  border-radius: 12px;
  font-family: "Roboto";
  font-size: 16px;
  border: 2px solid #294BFF;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-outline:hover {
  background: rgba(41, 75, 255, 0.05);
}

.google-btn-phone,.app-btn-phone{
  display: none;
}
.hero-app-badges {
  display: flex;
  gap: 12px;
}

.app-badge {
  height: 48px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.app-badge:hover {
  transform: scale(1.05);
}

/* Stagger animation for hero */
.hero-stagger-1 { transition-delay: 0.1s; }
.hero-stagger-2 { transition-delay: 0.2s; }
.hero-stagger-3 { transition-delay: 0.3s; }
.hero-stagger-4 { transition-delay: 0.4s; }
.hero-stagger-5 { transition-delay: 0.5s; }

/* Logo Strip Section */
.logo-strip-section {
  --base-pl: 320px;
  --base-pr: 320px;
  background: white;
  padding: 48px 0;
  overflow: hidden;
}

.logo-strip-wrapper {
  display: flex;
  animation: logoScroll 30s linear infinite;
  width: max-content;
}

.logo-strip-wrapper:hover {
  animation-play-state: paused;
}

@keyframes logoScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-25%); }
}

.logo-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 48px;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.logo-item:hover {
  opacity: 1;
}

.logo-item img {
  height: 40px;
  width: auto;
}

/* Product Info Section */
.product-info-section {
  padding: 140px 0 210px;
  background: #fff;
  --base-pl: 320px;
  --base-pr: 320px;
}

.section-title {
  font-family: "Roboto";
  font-size: 72px;
  line-height: 1.2;
  color: #000;
  margin-bottom: 32px;
  font-weight: 900;
}

.section-subtitle {
  font-size: 16px;
  color: #656D7D;
  margin-bottom: 96px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 70px 10px;
}

.info-card {
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
}

/*.info-card:hover {*/
/*  transform: translateY(-4px);*/
/*  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);*/
/*}*/

.info-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #294BFF15 0%, #294BFF05 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 12px;
  flex-shrink: 0;
}

.info-icon img {
  width: 100%;
}

.info-title {
  font-family: "Roboto";
  font-size: 12px;
  color: rgba(0, 0, 0, 0.6);
  margin-bottom: 8px;
}

.info-desc {
  font-size: 12px;
  color: #000;
  line-height: 1.5;
}

/* Stagger animation for info cards */
.info-stagger-1 { transition-delay: 0.1s; }
.info-stagger-2 { transition-delay: 0.2s; }
.info-stagger-3 { transition-delay: 0.3s; }
.info-stagger-4 { transition-delay: 0.4s; }

/* Services Section */
.services-section {
  padding: 140px 0;
  background: #F2F6FF;
  --base-pl: 320px;
  --base-pr: 320px;
}

.services-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.services-left {

}

.services-title {
  font-family: "Roboto";
  font-size: 72px;
  line-height: 1.2;
  color: #1E1F22;
  margin-bottom: 32px;
  font-weight: 900;
}
.services-title-phone,.services-note-phone{
  display: none;
}

.services-note {
  font-size: 16px;
  color: rgba(0, 0, 0, 0.6);
  margin-bottom: 64px;
  line-height: 1.6;
}

.service-list {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(2, 1fr);
}

.service-item {
  gap: 16px;
}

.service-icon-wrap {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.service-icon-wrap img {
  width: 100%;
  height: auto;
}

.service-content h4 {
  font-family: "Roboto";
  font-size: 18px;
  color: #1E1F22;
  margin-bottom: 16px;
}

.service-content p {
  font-size: 14px;
  color: #656D7D;
  line-height: 1.6;
}

.services-right {
  position: relative;
  display: flex;
  justify-content: flex-end;
}

.phone-mockup {
  width: 565px;
  height: auto;
  filter: drop-shadow(0 40px 80px rgba(0, 0, 0, 0.15));
}

/* Official Channels Section */
.channels-section {
  background: #fff;
}

.channels-hero {
  position: relative;
  width: 100%;
  height: 680px;
  overflow: hidden;
  background: linear-gradient(135deg, #294BFF 0%, #1A36D9 100%);
}

.channels-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 680px;
  background-image: url("../img/about/oficial.webp");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.channels-hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 40px;
  --base-pl: 320px;
  --base-pr: 320px;
}

.channels-hero-title {
  font-family: "Roboto";
  font-size: 64px;
  color: white;
  margin-bottom: 16px;
  font-weight: 900;
}

.channels-hero-desc {
  font-size: 24px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
}

.channels-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  padding-bottom: 80px;
  padding-top: 80px;
  gap: 0 calc(100vw * 80 / 1920);
  --base-pl: 320px;
  --base-pr: 320px;
}

.channel-card {
  background: white;
  display: flex;
  transition: all 0.3s ease;
  border-top: 1px solid #e6ebf5;
  border-bottom: 1px solid #e6ebf5;
  height: 262px;
  align-items: center;
}
.channel-card:nth-child(3),.channel-card:nth-child(4){
  border-top: none;
}

/*.channel-card:hover {*/
/*  transform: translateY(-4px);*/
/*  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);*/
/*}*/

.channel-number {
  flex-shrink: 0;
  width: 57px;
  height: 57px;
  margin-right: 32px;
  display: flex;
  font-family: "Roboto";
  font-size: 48px;
  color: rgba(0, 89, 255, 1);
  font-weight: bold;
}

.channel-content h4 {
  font-family: "Roboto";
  font-size: 24px;
  color: #000;
  margin-bottom: 8px;
}

.channel-content p {
  font-size: 18px;
  color: rgba(0, 0, 0, 0.6);
  line-height: 1.6;
}

/* Stagger animation for channel cards */
.channel-stagger-1 { transition-delay: 0.2s; }
.channel-stagger-2 { transition-delay: 0.3s; }
.channel-stagger-3 { transition-delay: 0.4s; }
.channel-stagger-4 { transition-delay: 0.5s; }

/* Scale fade animation */
.scale-fade-element {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  --base-pl: 320px;
  --base-pr: 320px;
}

.scale-fade-element.animated {
  opacity: 1;
  transform: scale(1);
}

/* FAQ Section */
.faq-section {
  padding: 118px 0;
  background: #F2F5FA;
  --base-pl: 320px;
  --base-pr: 320px;
}

.faq-title {
  font-family: "Roboto";
  font-size: 72px;
  font-weight: 900;
  color: #000;
}

.faq-list {
  display: grid;
  gap: 12px;
  margin: calc(100vw * 58 / 1920) 0 48px;
}

.faq-item {
  background: #E6EAF2;
  border-radius: 16px;
  overflow: hidden;
  transition: background-color 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: background-color;
}

.faq-item.active {
  background: white;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 28px;
  cursor: pointer;
}

.faq-question h4 {
  font-family: "Roboto";
  font-size: 16px;
  color: #000;
  margin: 0;
}

.faq-toggle {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  position: relative;
}


.faq-toggle-icon-down,
.faq-toggle-icon-up {
  width: 16px;
  height: 16px;
  position: absolute;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-toggle-icon-down {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.faq-toggle-icon-up {
  opacity: 0;
  transform: scale(0.8) rotate(-90deg);
}

.faq-item.active .faq-toggle-icon-down {
  opacity: 0;
  transform: scale(0.8) rotate(90deg);
}

.faq-item.active .faq-toggle-icon-up {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-answer {
  opacity: 1;
}

.faq-answer-content {
  padding: 0 28px 24px;
  transition: padding 0.3s ease;
}

.faq-answer-content p {
  font-size: 16px;
  color: rgba(0, 0, 0, 0.6);
  line-height: 1.7;
  margin: 0;
}

/* Stagger animation for FAQ items */
.faq-stagger-1 { transition-delay: 0.1s; }
.faq-stagger-2 { transition-delay: 0.2s; }
.faq-stagger-3 { transition-delay: 0.3s; }
.faq-stagger-4 { transition-delay: 0.4s; }

/* FAQ Help Button */
.faq-help-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 16px  16px 24px;
  background: transparent;
  border: 1px solid #0949f5;
  border-radius: 48px;
  font-family: "Roboto";
  font-size: 14px;
  color: #0949F5;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s ease;
}

.faq-help-btn:hover {
  background: #0949F5;
  color: white;
}

.faq-help-btn-icon {
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
}

.faq-help-btn:hover .faq-help-btn-icon {
  transform: translateX(4px);
}

/* About Footer */
.about-footer {
  background: #0F1433;
  color: white;
  padding: 80px 0 40px;
}

.about-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.about-footer-brand img {
  height: 32px;
  margin-bottom: 20px;
}

.about-footer-brand p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 24px;
}

.about-footer-social {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.social-icon:hover {
  background: #294BFF;
  transform: translateY(-2px);
}

.social-icon img {
  width: 20px;
  height: 20px;
}

.about-footer-title {
  font-family: "Roboto";
  font-size: 16px;
  color: white;
  margin-bottom: 24px;
}

.about-footer-links {
  display: grid;
  gap: 12px;
}

.about-footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s ease;
}

.about-footer-links a:hover {
  color: white;
}

.about-footer-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: 32px;
}

.about-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.about-footer-copyright {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}

.about-footer-badges {
  display: flex;
  gap: 24px;
  align-items: center;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-item img {
  height: 40px;
}

/* ============ Responsive ============ */
/* 注意：各内容区块的基类里硬写了 --base-pl:320px，会覆盖 .about-page 层级的值，
   所以响应式内边距必须在区块自身选择器上重置 --base-pl/--base-pr。
   另外 hero 的 video/mask/content 用原始 px(990/307)，不走 ala 缩放，需单独重置。 */
@media screen and (max-width: 1200px) {
  .hero-section,
  .product-info-section,
  .services-section,
  .channels-hero-content,
  .channels-grid,
  .faq-section {
    --base-pl: 100px;
    --base-pr: 100px;
  }

  .info-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 56px 16px;
  }

  .services-container {
    gap: 48px;
  }
}

@media screen and (max-width: 992px) {
  .hero-section,
  .product-info-section,
  .services-section,
  .channels-hero-content,
  .channels-grid,
  .faq-section {
    --base-pl: 56px;
    --base-pr: 56px;
  }

  /* Hero：video/mask/content 用的是原始 px(990/307)，不走缩放，必须在此重置 */
  .hero-section {
    min-height: 0;
  }
  .hero-bg-video{
    top: 0;
    bottom: 0;
    width: auto;
    height: 100vh;
    left: 50%;
    transform: translateX(-50%);
  }
  .video-mask {
    top: 0;
    bottom: 0;
    height: auto;
  }
  .hero-content {
    top: 0;
    height: 100vh;
    min-height: 560px;
    padding-top: 96px;
    padding-bottom: 56px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
  }
  .banner-btn-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .hero-title {
    font-size: 36px;
  }
  .hero-desc {
    font-size: 16px;
    max-width: 100%;
    margin-bottom: 24px;
  }
  .hero-buttons {
    margin-bottom: 28px;
  }
  .hero-buttons a {
    font-size: 16px;
  }
  .hero-app-badges {
    flex-direction: column;
    gap: 16px;
    width: 100%;
  }
  .google-btn-phone,.app-btn-phone{
    display:flex;
    align-items: center;
    justify-content:center;
    padding: 12px 0;
    border-radius: 32px;
  }
  .google-btn-phone img,.app-btn-phone img {
    heigh: 32px;
    width: 32px;
    margin-right: 4px;
  }
  .google-btn-phone{
    background: rgba(9, 73, 245, 1);
    color: #fff;
    font-size: 16px;
  }
  .app-btn-phone{
    background: #fff;
    color: #000;
    font-size: 16px;
  }
  .app-badge {
    height: 40px;
    display: none;
  }

  /* Logo strip */
  .logo-strip-section {
    padding: 32px 0;
  }
  .logo-item {
    padding: 0 24px;
  }
  .logo-item img {
    height: 28px;
  }

  /* Product info */
  .product-info-section {
    padding: 80px 0;
  }
  .section-title {
    font-size: 32px;
    margin-bottom: 20px;
  }
  .section-subtitle {
    font-size: 16px;
    margin-bottom: 48px;
  }
  .info-icon {
    width: 56px;
    height: 56px;
    margin-right: 10px;
  }
  .info-title {
    font-size: 15px;
  }
  .info-desc {
    font-size: 13px;
  }

  /* Services */
  .services-section {
    padding: 80px 0;
  }
  .services-container {
    grid-template-columns: 1fr;
    gap: 0;
  }
  /* 移动端颠倒顺序：手机图在上、文字在下 */
  .services-left { order: 2; }
  .services-right { order: 1; margin-bottom: 32px;}
  .services-title {
    font-size: 32px;
    margin-bottom: 16px;
    display: none;
  }
  .services-note {
    font-size: 16px;
    margin-bottom: 34px;
    display: none;
  }
  .services-title-phone,.services-note-phone{
    display: block;
  }
  .service-list {
    gap: 24px;
  }
  .services-right {
    display: flex;
    justify-content: center;
  }
  .phone-mockup {
    width: 100%;
    max-width: 320px;
  }

  /* Channels */
  .channels-hero {
    height: auto;
    min-height: 320px;
    margin-bottom: 32px;
    background: none;
  }
  .channels-hero-bg {
    top: 0;
    bottom: 0;
    height: 266px;
  }
  .channels-hero-content {
    min-height: 320px;
    padding-top: 298px;
    padding-bottom: 0;
  }
  .channels-hero-title {
    font-size: 30px;
    margin-bottom: 12px;
    color: #000;
  }
  .channels-hero-desc {
    font-size: 16px;
    color: rgba(0, 0, 0, 0.6);
    margin-bottom: 0;
  }
  .channels-grid {
    grid-template-columns: 1fr;
    padding-top: 48px;
    padding-bottom: 48px;
  }
  .channel-card {
    height: auto;
    padding: 24px 0;
    align-items: flex-start;
  }
  .channel-card:nth-child(2){
    border-top: none;
  }
  .channel-number {
    width: 24px;
    height: auto;
    font-size: 36px;
    margin-right: 10px;
  }
  .channel-content h4 {
    font-size: 18px;
  }
  .channel-content p {
    font-size: 14px;
    margin-bottom: 0;
  }

  /* FAQ */
  .faq-section {
    padding: 64px 0;
  }
  .faq-question {
    padding: 20px 22px;
  }
  .faq-question h4 {
    font-size: 16px;
  }
  .faq-answer-content {
    padding: 0 22px 20px;
  }
  .faq-answer-content p {
    font-size: 14px;
  }
}

@media screen and (max-width: 576px) {
  .hero-section,
  .product-info-section,
  .services-section,
  .channels-hero-content,
  .channels-grid,
  .faq-section {
    --base-pl: 28px;
    --base-pr: 28px;
  }
  .hero-bg-video{
    height: 100vh;
  }
  /* Hero */
  .hero-content {
    min-height: 520px;
    padding-top: 80px;
    padding-bottom: 40px;
    height: 100vh;

  }
  .hero-title {
    font-size: 28px;
  }
  .hero-desc {
    font-size: 15px;
    margin-bottom: 20px;
    display: none;
  }
  .hero-buttons {
    margin-bottom: 24px;
  }
  .app-badge {
    height: 36px;
  }
  .banner-btn-wrap {
    gap: 20px;
  }

  /* Logo strip */
  .logo-strip-section {
    padding: 24px 0;
  }
  .logo-item {
    padding: 0 18px;
  }
  .logo-item img {
    height: 24px;
  }

  /* Product info */
  .product-info-section {
    padding: 56px 0;
  }
  .section-title,
  .services-title,
  .faq-title,
  .channels-hero-title {
    font-size: 26px;
  }
  .section-subtitle {
    font-size: 14px;
    margin-bottom: 36px;
  }
  .info-grid {
    grid-template-columns: 1fr;
    gap: 32px 0;
  }
  .info-icon {
    width: 48px;
    height: 48px;
    margin-right: 12px;
  }

  /* Services */
  .services-section {
    padding: 56px 0;
  }
  .service-list {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .phone-mockup {
    max-width: 240px;
  }
  .faq-help-btn {
    padding: 10px 12px;
    font-size: 15px;
  }
  .faq-help-btn:hover {
    background: white;
    color: #0949F5;
  }

  /* Channels */
  .channels-hero {
    min-height: 260px;
    margin-bottom: 0;
    background: none;
  }
  .channels-hero-content {
    min-height: 260px;
    padding-top: 298px;
    padding-bottom: 0;
  }
  .channel-card {
    height: auto;
    padding: 24px 0;
    align-items: flex-start;
  }

  .channel-card:nth-child(2){
    border-top: none;
  }

  /* FAQ */
  .faq-section {
    padding: 48px 0;
  }
  .faq-title {
    margin-bottom: 24px;
  }
  .faq-question {
    padding: 18px 16px;
  }
  .faq-answer-content {
    padding: 0 16px 18px;
  }
}