@charset "utf-8";

.copyright a,
.footer-links a {
   text-decoration: none
}

body,
html {
   overflow-x: hidden;
   max-width: 100vw
}

html {
   scroll-behavior: auto !important
}

body {
   padding-top: 60px !important
}

@media (max-width:992px) {
   body {
      padding-top: 80px !important;
      background: #fff
   }
}

#icon_menu_module {
   background: var(--vp-blue) !important;
   border-radius: 8px
}

.navbar-toggler {
   border-color: rgba(255, 255, 255, .5)
}

.navbar-toggler-icon {
   background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e")
}

.vp-gradient-bg {
   background: linear-gradient(135deg, var(--vp-blue) 0, var(--vp-dark-blue) 100%);
   padding: .3rem
}

.vp-nav-link {
   color: rgba(255, 255, 255, .85) !important;
   transition: .3s;
   position: relative
}

.security-icon,
.vp-card,
.wechat-qr-wrapper {
   transition: transform .3s
}

.vp-nav-link.active,
.vp-nav-link:hover {
   color: #fff !important;
   transform: translateY(-2px)
}

.vp-nav-link::after {
   content: '';
   position: absolute;
   bottom: -5px;
   left: 50%;
   width: 0;
   height: 2px;
   background: var(--vp-orange);
   transition: .3s
}

.vp-nav-link:hover::after {
   width: 60%;
   left: 20%
}

.vp-card {
   border: none;
   border-radius: 1rem;
   box-shadow: 0 4px 20px rgba(0, 0, 0, .08)
}

.vp-card:hover {
   transform: translateY(-8px)
}

.vp-badge {
   position: absolute;
   top: -12px;
   right: -12px;
   background: var(--vp-orange);
   padding: .5rem 1.25rem;
   border-radius: 2rem;
   font-size: .875rem
}

.vp-price {
   font-size: 1.25rem;
   color: var(--vp-dark-blue);
   font-weight: 700
}

@keyframes vp-float {

   0%,
   100% {
      transform: translateY(0)
   }

   50% {
      transform: translateY(-10px)
   }
}

.vp-animated-float {
   animation: 3s ease-in-out infinite vp-float
}

@keyframes textSlide {
   from {
      opacity: 0;
      transform: translateY(20px)
   }

   to {
      opacity: 1;
      transform: translateY(0)
   }
}

.vp-footer {
   background: #1e293b;
   color: rgba(255, 255, 255, .8);
   padding: 2rem 0 2rem;
   margin-top: 2rem
}

.copyright,
.footer-links a {
   color: rgba(255, 255, 255, .6)
}

.footer-links a {
   transition: color .3s
}

.footer-links a:hover {
   color: var(--vp-orange)
}

.badge.institutional,
.secondary-actions a:hover {
   color: var(--primary)
}

.copyright {
   /* border-top: 1px solid rgba(255, 255, 255, .1); */
   /* padding-top: 2rem; */
   /* margin-top: 3rem; */
   text-align: center;
   font-size: .85rem
}

@media (hover:none) {
   .vp-card:hover {
      transform: none
   }

   .vp-nav-link:hover::after {
      width: 0
   }
}

.security-icon:hover {
   transform: scale(1.1)
}

.checkmark {
   animation: .5s ease-out checkPop
}

@keyframes checkPop {
   0% {
      transform: scale(0)
   }

   80% {
      transform: scale(1.1)
   }

   100% {
      transform: scale(1)
   }
}

.speed-icon .rays {
   animation: 3s linear infinite rotate;
   transform-origin: 12px 12px
}

@keyframes rotate {
   from {
      transform: rotate(0)
   }

   to {
      transform: rotate(360deg)
   }
}

.wechat-qr-wrapper {
   width: 160px
}

.qr-code {
   border: 2px solid rgba(255, 255, 255, .1);
   padding: 8px;
   background: #fff
}

.product-image:hover img,
.wechat-qr-wrapper:hover {
   transform: scale(1.05)
}

.qr-hover {
   position: absolute;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   border: 2px solid var(--vp-orange);
   border-radius: .5rem;
   opacity: 0;
   transition: opacity .3s
}

.btn-primary:hover::after,
.wechat-qr-wrapper:hover .qr-hover {
   opacity: 1
}

:root {
   --vp-blue: #2563eb;
   --vp-dark-blue: #1e40af;
   --vp-orange: #f59e0b;
   --primary: #1A4D8F;
   --secondary: #00A76B;
   --accent: #FF6B35;
   --text-primary: #1F2937;
   --text-secondary: #6B7280;
   --border: #E5E7EB
}

.vp-banner {
   padding: 5rem 0 6rem;
   background: linear-gradient(152deg, rgba(249, 250, 251, .98) 0, rgba(242, 245, 248, .98) 100%);
   position: relative;
   width: 100vw;
   margin-left: calc(-50vw + 50%);
   overflow: hidden
}

.banner-grid {
   display: grid;
   grid-template-columns: 1fr 480px;
   gap: 4rem;
   align-items: center
}

.content-core {
   max-width: 720px
}

.badge-group {
   display: flex;
   gap: 1rem;
   margin-bottom: 2.5rem
}

.badge,
.secondary-actions a {
   display: inline-flex;
   gap: .5rem
}

.badge {
   padding: .6rem 1.2rem;
   border-radius: 6px;
   font-size: .9rem;
   align-items: center
}

.badge.institutional {
   background: rgba(26, 77, 143, .1);
   border: 1px solid rgba(26, 77, 143, .2)
}

.badge.update {
   background: rgba(255, 107, 53, .1);
   color: #ff6b35;
   border: 1px solid rgba(255, 107, 53, .2)
}

.title-wrapper {
   margin-bottom: 3rem
}

.title-wrapper sup {
   color: #ff4500 !important;
   font-size: 2.15rem;
   font-weight: 400
}

.main-title {
   font-size: 2.75rem;
   line-height: 1.2;
   color: var(--text-primary);
   margin: 0 0 1rem
}

.sub-title {
   display: block;
   margin-top: 10px;
   font-size: 1.25rem;
   color: var(--text-secondary);
   font-weight: 400
}

.data-card-group {
   display: grid;
   grid-template-columns: repeat(2, 1fr);
   gap: 2rem;
   margin-bottom: 3rem
}

.data-card {
   padding: 1.5rem;
   border-radius: 12px;
   background: #fff;
   box-shadow: 0 2px 6px rgba(0, 0, 0, .05);
   display: flex;
   align-items: center;
   gap: 1.5rem
}

.btn-primary,
.data-icon {
   border-radius: 8px;
   position: relative
}

.data-icon {
   width: 48px;
   height: 48px;
   background: rgba(26, 77, 143, .1);
   border: 1px dashed rgba(26, 77, 143, .3)
}

.btn-primary,
.data-icon::after {
   background: var(--primary)
}

.data-icon::after {
   content: '';
   inset: 12px;
   mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z'/%3E%3C/svg%3E") no-repeat center;
   mask-size: 24px;
   content: '';
   position: absolute;
   inset: 12px;
   -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%231A4D8F' d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z'/%3E%3C/svg%3E") no-repeat center/contain;
   mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%231A4D8F' d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z'/%3E%3C/svg%3E") no-repeat center/contain
}

.num {
   font-size: 1.75rem;
   font-weight: 600;
   color: var(--text-primary);
   display: block;
   line-height: 1.2
}

.label,
.secondary-actions a {
   color: var(--text-secondary)
}

.label {
   font-size: .95rem
}

.action-area {
   gap: 1.5rem;
   margin-bottom: 10px
}

.btn-primary {
   color: #fff;
   padding: 1.25rem 2.5rem;
   border: none;
   font-size: 1.1rem;
   align-items: center;
   gap: .75rem;
   transition: .2s;
   overflow: hidden
}

.btn-primary::after {
   content: '';
   position: absolute;
   inset: 0;
   background: linear-gradient(45deg, transparent 0, rgba(255, 255, 255, .2) 100%);
   opacity: 0;
   transition: opacity .2s
}

.btn-primary:hover {
   transform: translateY(-2px);
   box-shadow: 0 4px 12px rgba(26, 77, 143, .3)
}

.secondary-actions {
   display: flex;
   gap: 2rem
}

.secondary-actions a {
   align-items: center;
   transition: color .2s
}

.content-visual {
   position: relative;
   height: 480px
}

.document-stack {
   position: absolute;
   width: 100%;
   height: 100%
}

.paper {
   background: #fff;
   border-radius: 8px;
   box-shadow: 0 4px 12px rgba(0, 0, 0, .08);
   position: absolute
}

.paper-1 {
   width: 80%;
   height: 90%;
   top: 5%;
   left: 10%;
   z-index: 2;
   padding: 1.5rem
}

.paper-2 {
   width: 84%;
   height: 88%;
   top: 8%;
   left: 8%;
   z-index: 1;
   opacity: .8
}

.text-preview {
   position: relative;
   height: 100%;
   background: repeating-linear-gradient(180deg, #fff 0, #fff 24px, #f0f4f8 24px, #f0f4f8 25px);
   background-image: url("../images/report_demo.jpg")
}

.similarity-mark {
   position: absolute;
   background: rgba(255, 107, 53, .1);
   border: 2px solid var(--accent);
   padding: .25rem .5rem;
   border-radius: 4px;
   font-size: .9rem;
   color: var(--accent)
}

.result-flag {
   position: absolute;
   bottom: 10%;
   right: -5%;
   background: #fff;
   padding: 1.5rem;
   border-radius: 12px;
   box-shadow: 0 4px 12px rgba(0, 0, 0, .1);
   text-align: center;
   z-index: 3
}

.percent {
   font-size: 2rem;
   font-weight: 700;
   color: var(--secondary);
   line-height: 1
}

.result-text {
   color: var(--text-secondary);
   font-size: .9rem;
   margin-top: .5rem
}

@media (max-width:1200px) {
   .banner-grid {
      grid-template-columns: 1fr
   }

   .content-visual {
      display: none
   }

   .main-title {
      font-size: 2.25rem
   }
}

@media (max-width:576px) {
   .data-card-group {
      grid-template-columns: 1fr
   }

   .secondary-actions {
      flex-direction: column;
      gap: 1rem
   }
}

@media (max-width:768px) {
   .vp-responsive-img {
      margin: 0 auto;
      max-width: 60px
   }

   .vp-hero-banner {
      padding: 4rem 0;
      margin-left: 0;
      left: auto;
      min-height: auto;
      width: 100vw;
      text-align: center;
      margin-left: calc(-50vw + 50%)
   }

   .a-show-pc,
   .content-visual,
   .qr-hover {
      display: none
   }

   .vp-card {
      margin-bottom: 1.5rem
   }

   .navbar-nav {
      background: rgba(255, 255, 255, .1);
      padding: 1rem;
      border-radius: .5rem
   }

   .vp-nav-link {
      padding: .75rem 0
   }

   .vp-price {
      font-size: 1.15rem
   }

   .vp-footer .col-md-4 {
      text-align: center;
      margin-bottom: 2rem
   }

   .wechat-qr-wrapper {
      width: 120px;
      margin: 0 auto
   }

   .qr-code {
      padding: 6px
   }

   .vp-banner {
      padding: 2rem 0;
      background-position: 75% center
   }

   .banner-grid {
      grid-template-columns: 1fr !important;
      gap: 2rem
   }

   .badge-group {
      flex-direction: column;
      gap: .8rem;
      margin-bottom: 1.5rem
   }

   .badge {
      width: 100%;
      text-align: center;
      padding: .6rem;
      font-size: .9rem
   }

   .main-title {
      font-size: 1.6rem !important;
      line-height: 1.3
   }

   .main-title sup {
      font-size: .8em;
      top: -.5em
   }

   .sub-title {
      display: block;
      font-size: .9rem;
      line-height: 1.5;
      margin-top: .8rem
   }

   .data-card-group {
      grid-template-columns: 1fr;
      gap: 1rem
   }

   .data-card {
      padding: 1rem
   }

   .num {
      font-size: 1.5rem
   }

   .label,
   .secondary-actions a {
      font-size: .85rem
   }

   .action-area {
      flex-direction: column;
      gap: 1rem
   }

   .btn-primary {
      width: 100%;
      padding: .8rem;
      font-size: 1rem;
      margin-bottom: 12px !important
   }

   .btn-primary .bi {
      font-size: 1.2em
   }

   .secondary-actions {
      flex-wrap: wrap;
      justify-content: center;
      gap: 1rem
   }

   .result-flag {
      transform: scale(.8);
      right: -10%;
      bottom: 15%
   }
}

@media (max-width:480px) {
   .vp-card {
      padding: 1.5rem
   }

   .vp-price {
      font-size: 1rem
   }

   .main-title {
      font-size: 1.4rem !important
   }

   .badge,
   .sub-title {
      font-size: .8rem
   }

   .result-flag {
      padding: .8rem;
      bottom: 10%
   }

   .percent {
      font-size: 1.5rem
   }
}

@media (min-width:768px) and (max-width:992px) {
   .action-area {
      display: inline-flex !important;
      flex-wrap: wrap;
      gap: .5rem;
      justify-content: center
   }

   .btn-primary {
      font-size: .9rem !important;
      padding: .5rem 1rem !important;
      white-space: nowrap;
      flex: 1 1 auto;
      min-width: 160px;
      max-width: 200px
   }

   .btn-primary .bi {
      font-size: .9em;
      margin-right: .3rem;
      vertical-align: -.1em
   }
}

@media (min-width:810px) and (max-width:830px) {
   .btn-primary {
      font-size: .85rem !important;
      padding: .4rem .8rem !important;
      min-width: 140px
   }
}

.school-logo,
.step-badge {
   align-items: center;
   display: flex
}

.step-icon {
   position: relative;
   display: inline-block
}

.step-badge {
   position: absolute;
   top: -8px;
   right: -12px;
   width: 24px;
   height: 24px;
   background: var(--vp-orange);
   color: #fff;
   border-radius: 50%;
   font-size: 14px;
   justify-content: center;
   box-shadow: 0 2px 4px rgba(0, 0, 0, .1)
}

.btn-report-version {
   padding: .5rem 1.5rem;
   border: 1px solid var(--vp-blue);
   color: var(--vp-blue);
   border-radius: 20px;
   transition: .3s
}

.btn-report-version.active,
.btn-report-version:hover,
.model-tag.active {
   background: var(--vp-blue);
   color: #fff
}

.report-preview {
   border-radius: 12px;
   overflow: hidden
}

.report-header {
   background: rgba(249, 250, 251, .8)
}

.analysis-item {
   padding: 1rem;
   background: rgba(241, 245, 249, .5);
   border-radius: 8px
}

.bg-orange,
.international .placeholder-logo {
   background: var(--vp-orange) !important
}

.school-logo {
   height: 80px;
   justify-content: center;
   margin-bottom: 1rem
}

.school-logo img {
   max-height: 120px;
   max-width: 100%
}

.placeholder-logo {
   width: 60px;
   height: 60px;
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
   font-weight: 700
}

.school-name {
   font-size: .9rem;
   color: var(--text-primary);
   line-height: 1.4;
   min-height: 2.8em
}

.gradient-line {
   width: 120px;
   height: 2px;
   background: linear-gradient(90deg, var(--vp-blue), var(--vp-orange))
}

.btn-switcher {
   padding: .8rem 2.5rem;
   margin: 0 1rem;
   border: none;
   background: #f8f9fa;
   color: #666;
   border-radius: 30px;
   transition: .3s
}

.btn-switcher.active {
   background: var(--vp-blue);
   color: #fff;
   box-shadow: 0 4px 12px rgba(37, 99, 235, .3)
}

.product-item {
   display: none
}

.product-item.active {
   display: block;
   animation: .5s fadeIn
}

.product-image {
   min-height: 400px;
   background: #f8f9fa;
   display: flex;
   align-items: center;
   justify-content: center;
   overflow: hidden
}

.product-image img {
   max-height: 350px;
   transition: transform .3s
}

.product-info {
   background: #fff
}

.tech-progress {
   height: 40px;
   border-radius: 20px;
   overflow: hidden;
   margin: 1.5rem 0
}

.progress-item {
   height: 100%;
   display: inline-flex;
   align-items: center;
   justify-content: space-between;
   padding: 0 1.5rem;
   color: #fff;
   background: var(--vp-blue)
}

.model-tag {
   display: inline-block;
   padding: .3rem 1rem;
   margin: .3rem;
   background: #f0f4ff;
   border-radius: 20px;
   transition: .3s
}

@keyframes fadeIn {
   from {
      opacity: 0;
      transform: translateY(20px)
   }

   to {
      opacity: 1;
      transform: translateY(0)
   }
}

@media (max-width:768px) {
   .step-badge {
      width: 20px;
      height: 20px;
      font-size: 12px;
      top: -6px;
      right: -8px
   }

   .step-icon .bi {
      font-size: 1.75rem !important
   }

   .vp-card h4 {
      font-size: 1rem
   }

   .report-body>div {
      border-right: none !important;
      border-bottom: 1px solid var(--border)
   }

   .btn-report-version {
      padding: .5rem 1rem;
      font-size: .9rem
   }

   .vp-school-card {
      margin: 0 8px
   }

   .scrolling-hint {
      display: inline-flex;
      align-items: center;
      color: var(--vp-blue);
      animation: 1.5s infinite hintBounce
   }

   @keyframes hintBounce {

      0%,
      100% {
         transform: translateX(0)
      }

      50% {
         transform: translateX(10px)
      }
   }

   .product-image {
      min-height: 250px
   }

   .product-image img {
      max-height: 200px
   }

   .btn-switcher {
      margin: .5rem;
      padding: .6rem 1.5rem
   }

   .vp-banner sup {
      font-weight: 400
   }

   .article-list li {
      transition: transform .2s
   }

   .article-list li:hover {
      transform: translateX(5px)
   }

   .line-clamp {
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      line-height: 1.5
   }

   @media (max-width:768px) {
      .line-clamp {
         -webkit-line-clamp: 3
      }
   }

   .btn-outline-primary:hover {
      background: var(--vp-blue);
      color: #fff !important
   }

   .vp-school-card {
      background: #fff;
      border-radius: 12px;
      padding: 1rem;
      text-align: center;
      transition: transform .3s;
      box-shadow: 0 2px 8px rgba(0, 0, 0, .08)
   }

   .vp-school-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, .12)
   }

   .school-logo {
      height: 100px;
      display: flex;
      justify-content: center;
      align-items: center;
      margin-bottom: .2rem
   }

   .school-logo img {
      max-width: 100%;
      max-height: 100%;
      aspect-ratio: 479/199;
      object-fit: contain;
      transition: transform .3s
   }

   .school-logo img:hover {
      transform: scale(1.1)
   }
}

/* ==========================================================================
   导航栏（统一UI风格）
   ========================================================================== */
.navbar .nav-link,
.navbar a.nav-link,
.navbar a.vp-nav-link,
.vp-nav-link {
   color: rgba(0, 0, 0, .55) !important
}

.navbar.navbar-expand-lg.vp-gradient-bg,
.navbar.vp-gradient-bg,
.vp-gradient-bg {
   background: #fff !important
}

.navbar,
.navbar.bg-white,
.navbar.navbar-expand-lg.vp-gradient-bg,
.navbar.vp-gradient-bg {
   box-shadow: 0 2px 10px rgba(0, 0, 0, .05) !important;
   padding: 5px 0 !important;
   border-radius: 0 !important;
   align-items: center
}

.navbar-brand img {
   height: 50px;
   width: auto;
   display: block
}

.navbar .nav-link,
.vp-nav-link {
   position: relative;
   transition: .3s;
   font-size: 16px;
   padding: .5rem 1rem !important;
   display: inline-block
}

.navbar .nav-link.active,
.navbar .nav-link:hover,
.vp-nav-link.active,
.vp-nav-link:hover {
   color: var(--primary) !important
}

.navbar .nav-link::after,
.vp-nav-link::after {
   content: '';
   position: absolute;
   bottom: 2px;
   left: 50%;
   width: 0;
   height: 2px;
   background: var(--primary);
   transition: .3s;
   transform: translateX(-50%)
}

.navbar .nav-link:hover::after,
.vp-nav-link:hover::after {
   width: 60%
}

@media (max-width:991.98px) {

   .navbar-collapse .nav-link,
   .navbar-collapse .vp-nav-link {
      margin: .5rem 0
   }

   .navbar .nav-link::after,
   .vp-nav-link::after {
      display: none !important
   }

   .navbar-brand img {
      height: 50px
   }

   .navbar-toggler {
      padding: .15rem;
      font-size: 1.25rem
   }
}

.navbar-toggler {
   border-color: rgba(0, 0, 0, .08)
}

.navbar-toggler-icon {
   background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0,0,0,0.55)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e")
}