* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ========== 公共组件样式 ========== */
.red-square, .blue-square-left, .blue-square-right {
    display: inline-block;
    width: 12px;
    height: 12px;
    background: linear-gradient(45deg, #42a5f5, #1976d2);
    transform: skewX(-12deg);
    border-radius: 2px;
}
.blue-square {
    background: #2c7be5;
    transform: skewX(-10deg) rotate(2deg);
    box-shadow: 0 2px 6px rgba(44,123,229,0.3);
}
.title-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 18px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

/* ========== 第一屏：AI节点网络 ========== */
.bg-line {
    background: linear-gradient(145deg, #e3f0fc 0%, #d4e6f5 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px 0;
}
.container1 {
    width: 1300px;
    max-width: 95vw;
    min-height: 700px;
    background: radial-gradient(circle at 50% 40%, rgba(180, 220, 255, 0.35) 0%, rgba(255, 255, 255, 0.2) 90%);
    border-radius: 64px;
    padding: 30px 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05), 0 0 0 1px rgba(66, 165, 245, 0.1);
}
.bg-circle-1, .bg-circle-2, .bg-line-1 {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 0;                         /* 或者直接透明（如果你希望它们彻底消失） */
}
.bg-circle-1 {
    top: 5%;
    left: 3%;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(100, 181, 246, 0.08) 0%, rgba(100, 181, 246, 0) 70%);
}
.bg-circle-2 {
    bottom: 8%;
    right: 5%;
    width: 240px;
    height: 240px;
    border: 1px solid rgba(66, 165, 245, 0.2);
    background: radial-gradient(circle, rgba(66, 165, 245, 0.02) 0%, transparent 80%);
}
.bg-line-1 {
    top: 20%;
    left: -5%;
    width: 60%;
    height: 60%;
    border-left: 1px dashed rgba(66, 165, 245, 0.2);
    border-bottom: 1px dashed rgba(66, 165, 245, 0.2);
    transform: skewX(-20deg);
    opacity: 0.5;
}
.main-header1 {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
    z-index: 12;
}
.brand-box {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 18px;
    margin-bottom: 10px;
}
.brand-box h1 {
    font-size: clamp(26px, 6vw, 38px);
    font-weight: 800;
    background: linear-gradient(135deg, #1e2a5e, #2c6e9e);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    letter-spacing: 2px;
}
.sub-title1 {
    font-size: clamp(14px, 4vw, 18px);
    color: #2c5a7a;
    font-weight: 500;
    letter-spacing: 4px;
    margin-bottom: 45px;
    display: inline-block;
    padding: 0 18px;
    border-radius: 40px;
}
.main-map {
    position: relative;
    width: 80%;
    min-height: 520px;
    margin: 20px auto 0;
    z-index: 10;
}
.line-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
}
.center-ai {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 170px;
    height: 170px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 20;
    cursor: pointer;
}
.ai-circle-bg {
    position: absolute;
    width: 170px;
    height: 170px;
    border-radius: 50%;
    background: radial-gradient(circle, #7bb8f0, #3b82f6);
    box-shadow: 0 10px 25px rgba(33, 150, 243, 0.4);
    opacity: 0.95;
}
.ai-circle-front {
    position: absolute;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: white;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
    animation: spin 24s linear infinite;
}
.ai-text {
    font-size: 52px;
    font-weight: 800;
    background: linear-gradient(145deg, #1e88e5, #0b5c9e);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    animation: spin-reverse 24s linear infinite;
}
.ai-ring {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px dashed rgba(66, 165, 245, 0.8);
    border-radius: 50%;
    animation: spin 12s linear infinite;
    background: transparent;
}
.center-ai::before {
    content: '';
    position: absolute;
    width: 230px;
    height: 230px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(66,165,245,0.2), transparent 70%);
    animation: pulse-ring 2.5s infinite ease-out;
    pointer-events: none;
    z-index: -1;
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
@keyframes spin-reverse {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
}
@keyframes pulse-ring {
    0% { transform: scale(0.9); opacity: 0.7; }
    100% { transform: scale(1.4); opacity: 0; }
}
.node {
    position: absolute;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 160px;
    z-index: 15;
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(6px);
    border-radius: 32px;
    padding: 12px 10px 18px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.02), 0 0 0 1px rgba(66, 165, 245, 0.1);
    transition: all 0.25s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}
.node:hover {
    transform: translateY(-8px) scale(1.02);
    background: rgba(255, 255, 255, 0.85);
    border-color: rgba(66, 165, 245, 0.4);
    box-shadow: 0 18px 28px -8px rgba(33, 150, 243, 0.25);
}
.icon-container {
    width: 58px;
    height: 58px;
    border-radius: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 12px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.08);
}
.icon-bg {
    width: 32px;
    height: 32px;
}
.icon-bg svg {
    width: 100%;
    height: 100%;
    stroke-width: 1.8;
}
.node-title {
    font-size: 17px;
    font-weight: 700;
    color: #1a344d;
    margin-bottom: 6px;
    letter-spacing: 1px;
}
.node-desc {
    font-size: 12px;
    color: #4a627a;
    line-height: 1.45;
    max-width: 140px;
    font-weight: 500;
}
.icon-red { background: linear-gradient(135deg, #ff6b6b, #ee5a5a); }
.icon-orange { background: linear-gradient(135deg, #ffa64a, #ff8c2e); }
.icon-blue { background: linear-gradient(135deg, #4f9eff, #2d7bea); }
.icon-lightblue { background: linear-gradient(135deg, #4fc3f7, #29b6f6); }
.icon-yellow { background: linear-gradient(135deg, #ffd54f, #ffca28); }
.node-top { top: -15px; left: 50%; transform: translateX(-50%); }
.node-left { top: 95px; left: 5%; }
.node-right { top: 95px; right: 5%; }
.node-br { bottom: 20px; right: 8%; }
.node-bl { bottom: 20px; left: 8%; }

/* ========== 自习场域 ========== */
.zixi {
    background: linear-gradient(145deg, #e3f0fc 0%, #d4e6f5 100%);
    padding: 50px 20px;
    display: flex;
    justify-content: center;
}
.container2 {
    max-width: 100%;
    width: 100%;
    margin: 0;
    padding: 0 16px;
}
.main-header2 {
    text-align: center;
    margin-bottom: 60px;
}
.main-title2 {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}
.main-title2 h2 {
    font-size: 32px;
    color: #333;
    font-weight: bold;
    letter-spacing: 2px;
}
.sub-title2 {
    font-size: 18px;
    color: #2c5a7a;
    font-weight: normal;
    letter-spacing: 2px;
}
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    width: 85%;
    margin: 0 auto;
}
.card {
    background: #ffffff;
    border-radius: 20px;
    padding: 40px 20px 30px;
    text-align: center;
    border: 1px solid #f0f0f0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    min-height: 260px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('/images/zixibg.png');
    background-size: cover;
    background-position: center;
    opacity: 0.18;
    z-index: 0;
    pointer-events: none;
    border-radius: 20px;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}
.icon-box, .card-title, .card-desc, .highlight-text, .btn-arrow {
    position: relative;
    z-index: 1;
}
.icon-box {
    width: 60px;
    height: 60px;
    background-color: #d4e6f5;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}
.icon-box svg {
    width: 30px;
    height: 30px;
    stroke: #42a5f5;
    stroke-width: 1.5;
    fill: none;
}
.card-title {
    font-size: 18px;
    font-weight: bold;
    color: #1a1a1a;
    margin-bottom: 8px;
}
.card-desc {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
}
.highlight-text {
    font-size: 14px;
    color: #42a5f5;
    font-weight: bold;
    margin-top: 4px;
    margin-bottom: 10px;
}
.btn-arrow {
    margin-top: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100px;
    height: 32px;
    border: 1px solid #42a5f5;
    border-radius: 50px;
    color: #42a5f5;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: default;
}
.btn-arrow:hover {
    background-color: #42a5f5;
    color: #fff;
}

/* ========== 教师团队 ========== */
.tech1 {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    background-color: #e3f0fc;
    display: flex;
    justify-content: center;
    padding: 40px 20px;
}
.container3 {
    max-width: 1400px;
    width: 85%;
    background-color: #e3f0fc;
    padding: 20px 0;
}
.main-header3 {
    text-align: center;
    margin-bottom: 50px;
}
.main-title3 {
    font-size: 34px;
    font-weight: 700;
    color: #222;
    margin: 0 16px;
    letter-spacing: 2px;
}
.sub-title3 {
    font-size: 18px;
    color: #2c5a7a;
    font-weight: 400;
    letter-spacing: 1px;
}
.grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}
.card1 {
    position: relative;
    display: flex;
    border-radius: 20px;
    overflow: hidden;

    height: 252px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card1:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}
.photo-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.photo-wrapper img {
    width: 210px;
    height: 252px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.card1:hover .photo-wrapper img {
    transform: scale(1.08);
}

/* ========== 运营增值支持 ========== */
.zhichi {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: radial-gradient(circle at 50% 30%, #e6f2ff 0%, #d0e8ff 40%, #f0f7ff 100%);
    padding: 40px;
    overflow: hidden;
}
.container6 {
    width: 100%;
    max-width: 1200px;
    position: relative;
    background: radial-gradient(circle at 50% 50%, #d4eaff 0%, transparent 70%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 24px;
}
.container6::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 60%;
    background: linear-gradient(135deg, transparent 40%, rgba(180, 215, 255, 0.3) 40%, rgba(180, 215, 255, 0.3) 60%, transparent 60%);
    filter: blur(40px);
    z-index: 0;
    pointer-events: none;
}
.main-header6 {
    text-align: center;
    position: relative;
    z-index: 2;
    margin-bottom: 20px;
}
.main-title6 {
    font-size: 36px;
    font-weight: bold;
    color: #222;
    letter-spacing: 2px;
    margin: 0 16px;
}
.sub-title6 {
    font-size: 18px;
    color: #2c5a7a;
    font-weight: normal;
    letter-spacing: 1px;
}
.map-area {
    position: relative;
    width: 80%;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
    margin: 0 auto;
}
.cube-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    perspective: 1000px;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}
.cube {
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transform: rotateX(-15deg) rotateY(-35deg) translateY(50px);
    transition: transform 0.8s ease;
    animation: spinCube 12s linear infinite;
}
.cube:hover {
    transform: rotateX(-10deg) rotateY(-25deg) translateY(50px);
    animation-play-state: paused;
}
@keyframes spinCube {
    0% { transform: rotateX(-15deg) rotateY(-35deg) translateY(50px); }
    100% { transform: rotateX(-15deg) rotateY(325deg) translateY(50px); }
}
.cube-face {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.15);
}
.cube-front {
    background: linear-gradient(135deg, #a0d0ff, #4a90e2);
    transform: translateZ(60px);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.cube-top { background: #3a7bd5; transform: rotateX(90deg) translateZ(60px); }
.cube-right { background: #5c9ce6; transform: rotateY(90deg) translateZ(60px); }
.cube-back { background: #6aaee6; transform: rotateY(180deg) translateZ(60px); }
.cube-left { background: #4a8cd4; transform: rotateY(-90deg) translateZ(60px); }
.cube-bottom { background: #2a6abf; transform: rotateX(-90deg) translateZ(60px); }
.e-pattern {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 35px;
    height: 28px;
}
.e-pattern span {
    display: block;
    width: 100%;
    height: 5px;
    background-color: #4a90e2;
    border-radius: 3px;
}
.e-pattern span:last-child { width: 60%; }
.e-pattern span:nth-child(2) { width: 80%; }
.label-item {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    z-index: 5;
    transition: transform 0.3s ease;
    cursor: default;
}
.label-item:hover {
    transform: scale(1.05);
}
.icon-circle {
    width: 64px;
    height: 64px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 6px;
}
.icon-circle svg {
    width: 100%;
    height: 100%;
    fill: #4a90e2;
}
.label-box {
    background: #ffffff;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    color: #4a90e2;
    white-space: nowrap;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.15);
    border: 1px solid rgba(74, 144, 226, 0.05);
}
.pos-top { top: 5px; left: 35%; transform: translateX(-50%); }
.pos-tr { top: 5px; left: 65%; transform: translateX(-50%); }
.pos-lm { top: 45%; left: 30px; transform: translateY(-50%); }
.pos-rm { top: 45%; right: 30px; transform: translateY(-50%); }
.pos-bl { bottom: 10px; left: 160px; }
.pos-br { bottom: 10px; right: 160px; }

/* ========== 全国运营中心地图统计 ========== */
.ditu {
    background: linear-gradient(145deg, #eef5fc 0%, #e0edf9 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 30px 24px;
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
}
.container7 {
    max-width: 1280px;
    width: 90%;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 48px;
    box-shadow: 0 25px 45px -12px rgba(26, 67, 113, 0.25), 0 1px 2px rgba(0,0,0,0.05);
    padding: 32px 36px;
}
.main-title7 {
    text-align: center;
    font-size: 2.3rem;
    font-weight: 800;
    letter-spacing: -0.3px;
    background: linear-gradient(135deg, #1a4d80, #2c6e9e);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 2rem;
    position: relative;
    width: 100%;
}
.main-title7::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: #2c7cb6;
    margin: 12px auto 0;
    border-radius: 4px;
    opacity: 0.8;
}
.content-wrapper {
    display: grid;
    grid-template-columns: 1.55fr 1fr;
    gap: 40px;
    align-items: center;
}
.map-area7 {
    background: #ffffff;
    border-radius: 32px;
    box-shadow: 0 12px 28px -8px rgba(26, 67, 113, 0.15);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s;
}
.map-area7 img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.4s ease;
    pointer-events: none;
    user-select: none;
}
.map-area7:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 30px -12px rgba(28, 85, 128, 0.25);
}
/* 统计区 - 使用限定选择器避免与荣誉模块冲突 */
.ditu .stats-area {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.ditu .stat-item {
    display: flex;
    align-items: center;
    gap: 20px;
    background: white;
    padding: 8px 16px 8px 12px;
    border-radius: 60px;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.03);
    transition: all 0.25s ease;
    border: 1px solid rgba(44, 124, 182, 0.2);
}
.ditu .stat-item:hover {
    transform: translateX(6px);
    border-color: #2c7cb6;
    box-shadow: 0 12px 20px -12px rgba(44, 124, 182, 0.3);
    background: #fafdff;
}
.icon-wrapper {
    width: 72px;
    height: 72px;
    background: rgba(44, 124, 182, 0.08);
    border: 2px solid #2c7cb6;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    color: #2c6e9e;
}
.icon-wrapper svg {
    width: 34px;
    height: 34px;
    fill: currentColor;
    stroke: currentColor;
    transition: transform 0.2s;
}
.ditu .stat-item:hover .icon-wrapper {
    background: rgba(44, 124, 182, 0.15);
    border-color: #1f6390;
}
.ditu .stat-item:hover .icon-wrapper svg {
    transform: scale(1.05);
}
.text-group {
    display: flex;
    flex-direction: column;
}
.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: #1e3a5f;
    line-height: 1.1;
    letter-spacing: -0.5px;
}
.stat-label {
    font-size: 1rem;
    color: #4b6f8e;
    font-weight: 500;
    margin-top: 4px;
    letter-spacing: 0.3px;
}

/* ========== 权威认证资质（荣誉轮播） ========== */
.rongyu {
    background: linear-gradient(145deg, #f0f7fe 0%, #eef4fc 100%);
    font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 50px 24px;
    min-height: 100vh;
}
.container8 {
    max-width: 1280px;
    width: 100%;
    background: rgba(255,255,255,0.65);
    border-radius: 48px;
    padding: 32px 28px 48px;
    box-shadow: 0 20px 35px -12px rgba(0, 20, 50, 0.12);
}
.main-header8 {
    text-align: center;
    margin-bottom: 32px;
}
.main-title8 {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, #1A2A4F, #2c7be5);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    letter-spacing: 1px;
    margin: 0 16px;
}
.sub-title8 {
    font-size: 16px;
    color: #4a627a;
    font-weight: 500;
    display: inline-block;
    padding: 6px 20px;
    border-radius: 40px;
}
.rongyu .stats-row {
    display: flex;
    justify-content: center;
    gap: 70px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}
.rongyu .stat-item {
    text-align: center;
    background: white;
    padding: 10px 28px;
    border-radius: 60px;
    box-shadow: 0 6px 14px rgba(44,123,229,0.08);
    transition: transform 0.2s;
    min-width: 130px;
}
.rongyu .stat-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 20px rgba(44,123,229,0.12);
}
.stat-icon-inner {
    font-size: 38px;
    font-weight: 800;
    color: #2c7be5;
    letter-spacing: 2px;
    line-height: 1.2;
}
.rongyu .stat-label {
    font-size: 16px;
    color: #2c3e50;
    font-weight: 600;
    margin-top: 6px;
    border-top: 2px solid #e2effc;
    display: inline-block;
    padding-top: 6px;
    padding-inline: 10px;
}
.slider-wrapper {
    position: relative;
    margin: 16px 0 24px;
    border-radius: 28px;
}
.slider-container {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-radius: 28px;
}
.slider-container::-webkit-scrollbar {
    display: none;
}
.slider-item {
    flex: 0 0 100%;
    scroll-snap-align: start;
    padding: 0 6px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(3, auto);
    gap: 24px 20px;
}
.card8 {
    background: #ffffff;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.03), 0 2px 4px rgba(0, 0, 0, 0.02);
    transition: all 0.3s cubic-bezier(0.2, 0, 0, 1);
    border: 1px solid rgba(44, 123, 229, 0.12);
    display: flex;
    flex-direction: column;
    animation: fadeScaleUp 0.3s ease backwards;
}
.card8:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 32px -12px rgba(44, 123, 229, 0.25);
    border-color: rgba(44, 123, 229, 0.3);
    background: #fefefe;
}
.cert-img {
    width: 100%;
    display: block;
    background: rgba(44,123,229,0.1);
    padding: 12px;
    border-bottom: 1px solid #e9f0f7;
    object-fit: contain;
    aspect-ratio: 280 / 180;
    box-sizing: border-box;
}
.card8-content {
    padding: 18px 12px 20px;
    text-align: center;
    background: #ffffff;
}
.card8-divider {
    width: 48px;
    height: 3px;
    background: #2c7be5;
    margin: 0 auto 12px;
    border-radius: 20px;
    transition: width 0.2s ease;
}
.card8:hover .card8-divider {
    width: 64px;
    background: #1e5fc7;
}
.card8-title {
    font-size: 14px;
    font-weight: 600;
    color: #1a2c3e;
    line-height: 1.4;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    word-break: break-word;
}
.pagination {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 28px;
    padding: 8px 0;
}
.dot {
    width: 10px;
    height: 10px;
    background: #cbddee;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.25s ease;
}
.dot:hover {
    background: #7ca9e6;
    transform: scale(1.25);
}
.dot.active {
    background: #2c7be5;
    width: 26px;
    border-radius: 12px;
    transform: scale(1);
    box-shadow: 0 2px 8px rgba(44,123,229,0.4);
}
@keyframes fadeScaleUp {
    from { opacity: 0; transform: translateY(12px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ========== 报名表单 ========== */
.bdbm {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 20vh;
    background: linear-gradient(145deg, #f0f7fe 0%, #eef4fc 100%);
    padding: 20px;
}
.container9 {
    max-width: 1200px;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(2px);
    border-radius: 16px;
    padding: 30px 30px 35px;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.08);
    border-top: 4px solid #3b82f6;
}
.top-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 25px;
}
.main-title9 {
    font-size: 28px;
    font-weight: bold;
    color: #1e3a8a;
    letter-spacing: 1px;
}
.btn-primary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 28px;
    background-color: #3b82f6;
    color: #ffffff;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}
.btn-primary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(59, 130, 246, 0.35);
}
.btn-primary svg {
    width: 20px;
    height: 20px;
    stroke: #ffffff;
    fill: none;
    stroke-width: 2;
}
.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
}
.form-input, .form-select {
    flex: 1 0 120px;
    min-width: 100px;
    padding: 10px 15px;
    border: 1px solid #dbeafe;
    border-radius: 8px;
    background-color: #ffffff;
    font-size: 14px;
    color: #333;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    height: 44px;
}
.form-input:focus, .form-select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 35px;
}
.captcha-box {
    flex: 1 0 140px;
    min-width: 140px;
    display: flex;
    align-items: center;
    border: 1px solid #dbeafe;
    border-radius: 8px;
    background-color: #ffffff;
    overflow: hidden;
    height: 44px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.captcha-box:focus-within {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}
.captcha-box .form-input-no-border {
    flex: 1;
    border: none;
    padding: 10px 15px;
    font-size: 14px;
    color: #333;
    outline: none;
    background: transparent;
    height: 100%;
}
.captcha-btn {
    background-color: #e0f2fe;
    color: #1e3a8a;
    font-size: 14px;
    font-weight: bold;
    padding: 0 15px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s;
    border-left: 1px solid #dbeafe;
    user-select: none;
}
.captcha-btn:hover {
    background-color: #bae6fd;
}

/* ========== 响应式设计 ========== */
@media screen and (max-width: 1200px) {
    .node-left { left: 2%; }
    .node-right { right: 2%; }
    .node-br { right: 3%; bottom: 15px; }
    .node-bl { left: 3%; bottom: 15px; }
    .node-top { top: -5px; }
}
@media screen and (max-width: 1100px) {
    .grid { grid-template-columns: repeat(4, 1fr); }
    .map-area { width: 90%; }
    .pos-lm { left: 15px; }
    .pos-rm { right: 15px; }
    .pos-bl { left: 60px; bottom: 5px; }
    .pos-br { right: 60px; bottom: 5px; }
    .pos-top { top: -25px; left: 38%; }
    .pos-tr { top: -25px; left: 62%; }
}
@media screen and (max-width: 1024px) {
    .container8 { padding: 24px 20px 40px; }
    .slider-item {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: repeat(4, auto);
        gap: 20px;
    }
    .main-title8 { font-size: 30px; }
    .rongyu .stats-row { gap: 35px; }
    .cert-img { padding: 10px; }
}
@media screen and (max-width: 992px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media screen and (max-width: 950px) {
    .container1 { padding: 20px 12px; }
    .node { width: 145px; padding: 8px 8px 14px; }
    .node-title { font-size: 15px; }
    .node-desc { font-size: 11px; max-width: 125px; }
    .icon-container { width: 50px; height: 50px; }
    .icon-bg { width: 26px; height: 26px; }
    .node-left { top: 70px; left: 1%; }
    .node-right { top: 70px; right: 1%; }
    .node-br { bottom: 10px; right: 2%; }
    .node-bl { bottom: 10px; left: 2%; }
}
@media screen and (max-width: 880px) {
    .container7 { padding: 24px 28px; }
    .content-wrapper { gap: 28px; grid-template-columns: 1.4fr 1fr; }
    .icon-wrapper { width: 62px; height: 62px; }
    .icon-wrapper svg { width: 28px; height: 28px; }
    .stat-number { font-size: 2rem; }
    .stat-label { font-size: 0.9rem; }
    .main-title7 { font-size: 1.9rem; }
}
@media screen and (max-width: 780px) {
    .center-ai { width: 110px; height: 110px; }
    .ai-circle-bg { width: 110px; height: 110px; }
    .ai-circle-front { width: 82px; height: 82px; }
    .ai-text { font-size: 34px; }
    .ai-ring { width: 130px; height: 130px; border-width: 1.5px; border-style: dashed; border-color: rgba(66, 165, 245, 0.8); }
    .center-ai::before { width: 150px; height: 150px; }
    .node { width: 130px; padding: 6px 6px 12px; }
    .node-title { font-size: 14px; }
    .node-desc { font-size: 10px; }
    .icon-container { width: 44px; height: 44px; margin-bottom: 8px; }
    .node-left { top: 50px; left: 0px; }
    .node-right { top: 50px; right: 0px; }
    .node-br { bottom: 5px; right: 0px; }
    .node-bl { bottom: 5px; left: 0px; }
    .node-top { top: -60px; }
    .main-map { min-height: 480px; }
}
/* 移动端地图与统计上下展示（核心修改） */
@media screen and (max-width: 768px) {
    .zhichi { padding: 0; overflow: hidden; min-height: 80vh; }
	.main-header2 {
    text-align: center;
    margin-bottom: 30px;}
	.title-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3px;
    margin-bottom: 12px;
    flex-wrap: wrap;}
	.photo-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;}
	.photo-wrapper img {
    width: 120px;
    height: 130px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
	margin: 0 auto;}
    .container6 { height: auto; padding-top: 10px; justify-content: flex-start; }
    .main-header6 { margin-bottom: 10px; }
    .main-title6 { font-size: 24px; }
    .sub-title6 { font-size: 14px; }
    .map-area { height: 450px; position: relative; display: block; width: 95%; }
    .cube-wrapper {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%) scale(0.5);
        width: 120px;
        height: 120px;
        margin: 0;
    }
    .label-item { position: absolute; flex-direction: column; align-items: center; width: auto; }
    .pos-top { top: -10px; left: 33%; }
    .pos-tr { top: -10px; left: 67%; }
    .pos-lm { top: 50%; left: 0px; transform: translateY(-50%); }
    .pos-rm { top: 50%; right: 0px; transform: translateY(-50%); }
    .pos-bl { bottom: 10px; left: 60px; }
    .pos-br { bottom: 10px; right: 60px; }
    .icon-circle { width: 32px; height: 32px; margin-bottom: 4px; }
    .label-box { font-size: 11px; padding: 4px 10px; white-space: normal; max-width: 100px; text-align: center; }
    .grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
    .card1 { height: 110px; }
    .main-title3 { font-size: 24px; }
    .sub-title3 { font-size: 14px; }
    .container8 { padding: 20px 14px 36px; }
    .slider-item {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(6, auto);
        gap: 16px;
    }
    .rongyu .stats-row { gap: 16px; margin-bottom: 32px; }
    .rongyu .stat-item { padding: 6px 18px; min-width: 100px; }
    .stat-icon-inner { font-size: 28px; }
    .rongyu .stat-label { font-size: 13px; }
    .main-title8 { font-size: 26px; }
    .cert-img { padding: 8px; }
    .card8-title { font-size: 12px; min-height: 40px; }
    .card8-content { padding: 12px 8px; }
    .card8-divider { width: 36px; margin-bottom: 8px; }
    .container9 { padding: 20px 15px; }
    .top-row { flex-direction: column; align-items: flex-start; gap: 15px; }
    .main-title9 { font-size: 24px; }
    .btn-primary { width: 100%; justify-content: center; }
    .form-row { flex-direction: column; gap: 12px; }
    .form-input, .form-select, .captcha-box { width: 100%; flex: 1 0 100%; min-width: unset; }
    .ditu { padding: 0; overflow: hidden; min-height: 80vh; }
    .container7 { height: auto; padding-top: 10px; justify-content: flex-start; }

    /* ===== 核心修改：地图与统计指标上下排列 ===== */
    .content-wrapper {
        grid-template-columns: 1fr !important;
        gap: 28px !important;
    }
    .map-area7 {
        max-width: 100%;
        margin: 0 auto;
    }
    .ditu .stats-area {
        width: 100%;
        gap: 1.5rem;
    }
    .ditu .stat-item {
        gap: 16px;
        padding: 8px 16px;
        border-radius: 48px;
    }
}
@media screen and (max-width: 700px) {
    .container7 { padding: 22px 20px; border-radius: 36px; }
    .content-wrapper { gap: 24px; grid-template-columns: 1.3fr 1fr; }
    .icon-wrapper { width: 54px; height: 54px; }
    .icon-wrapper svg { width: 26px; height: 26px; }
    .stat-number { font-size: 1.7rem; }
    .stat-label { font-size: 0.8rem; }
    .ditu .stat-item { gap: 14px; padding: 6px 12px 6px 10px; }
}
@media screen and (max-width: 600px) {
    .node { width: 115px; }
    .node-desc { font-size: 9px; max-width: 105px; }
    .node-left { top: 50px; left: -5px; }
    .node-right { top: 50px; right: -5px; }
    .brand-box h1 { font-size: 22px; }
    .sub-title1 { font-size: 14px; letter-spacing: 2px; }
}
@media screen and (max-width: 576px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; width:95%;}
    .card { padding: 20px 12px 20px; min-height: 180px; }
    .icon-box { width: 40px; height: 40px; margin-bottom: 10px; }
    .icon-box svg { width: 20px; height: 20px; }
    .card-title { font-size: 14px; margin-bottom: 4px; }
    .card-desc, .highlight-text { font-size: 12px; line-height: 1.4; }
    .btn-arrow { width: 80px; height: 26px; margin-top: 8px; font-size: 14px; }
    .main-title2 h2 { font-size: 20px; }
    .sub-title2 { font-size: 14px; }
}
@media screen and (max-width: 550px) {
    .container7 { padding: 20px 18px; border-radius: 32px; }
    .content-wrapper { grid-template-columns: 1fr; gap: 28px; }
    .map-area7 { max-width: 100%; margin: 0 auto; }
    .ditu .stats-area { width: 100%; gap: 1.5rem; }
    .ditu .stat-item { gap: 16px; padding: 8px 16px; border-radius: 48px; }
    .icon-wrapper { width: 54px; height: 54px; }
    .icon-wrapper svg { width: 26px; height: 26px; }
    .stat-number { font-size: 1.8rem; }
    .stat-label { font-size: 0.85rem; }
    .main-title7 { font-size: 1.7rem; margin-bottom: 1.2rem; }
}
@media screen and (max-width: 500px) {
    .bg-line { padding: 15px 10px; align-items: flex-start; }
}
@media screen and (max-width: 480px) {
    .map-area { height: 400px; width: 98%; }
    .cube-wrapper { transform: translate(-50%, -50%) scale(0.4); }
    .pos-top { top: -5px; left: 30%; }
    .pos-tr { top: -5px; left: 70%; }
    .pos-lm { left: 35px; }
    .pos-rm { right: 35px; }
    .pos-bl { left: 60px; bottom: 5px; }
    .pos-br { right: 60px; bottom: 5px; }
    .label-box { font-size: 10px; padding: 3px 8px; max-width: 70px; }
    .icon-circle { width: 40px; height: 40px; }
    .slider-item { gap: 12px; }
    .cert-img { padding: 6px; }
    .card8-title { font-size: 11px; font-weight: 600; }
    .stat-icon-inner { font-size: 24px; }
    .pagination { gap: 10px; }
    .dot.active { width: 22px; }
}
@media screen and (max-width: 450px) {
    .container7 { padding: 16px 14px; }
    .stat-number { font-size: 1.5rem; }
    .stat-label { font-size: 0.75rem; }
    .icon-wrapper { width: 48px; height: 48px; border-width: 1.8px; }
    .icon-wrapper svg { width: 22px; height: 22px; }
    .ditu .stat-item { gap: 12px; padding: 6px 12px; }
    .main-title7 { font-size: 1.5rem; }
}
@media (min-width: 1400px) {
    .container7 { max-width: 1350px; }
    .content-wrapper { gap: 56px; }
    .stat-number { font-size: 2.8rem; }
}