.connect-hero {
    min-height: 500px;
    background: linear-gradient(135deg, #0f2027 0%, #09796c 50%, #00d4ff 100%);
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}
.connect-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,212,255,0.1), rgba(9,121,108,0.1));
    clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
}
.connect-hero .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}
.connect-hero-content {
    max-width: 750px;
}
.connect-hero-content .section-tag {
    color: #00d4ff;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: 15px;
    display: block;
}
.connect-hero-content h1 {
    font-size: 42px;
    color: #ffffff;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.3;
}
.connect-hero-content h1 span {
    background: linear-gradient(135deg, #00d4ff, #09796c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.connect-hero-content p {
    color: rgba(255,255,255,0.7);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 30px;
}
.connect-hero-image {
    width: 400px;
    height: 300px;
    background: linear-gradient(135deg, rgba(0,212,255,0.2), rgba(9,121,108,0.2));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.connect-hero-image i {
    font-size: 80px;
    color: rgba(255,255,255,0.3);
}

.connect-intro {
    padding: 80px 0;
    background: #ffffff;
}
.connect-intro .container {
    display: flex;
    align-items: center;
    gap: 60px;
}
.connect-intro-image {
    flex: 1;
    height: 400px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.connect-intro-image i {
    font-size: 100px;
    color: #00d4ff;
}
.intro-carousel {
    width: 100%;
    height: 100%;
    position: relative;
}
.intro-slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
}
.intro-slide.active { opacity: 1; }
.intro-slide img {
    width: 100%; height: 100%;
    object-fit: cover;
    border-radius: 20px;
}
.intro-carousel-dots {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    z-index: 2;
}
.intro-carousel-dots span {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: background 0.3s;
}
.intro-carousel-dots span.active { background: #ffffff; }
.connect-intro-content {
    flex: 1;
}
.connect-intro-content .section-tag {
    color: #00d4ff;
    font-size: 14px;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}
.connect-intro-content h2 {
    font-size: 32px;
    color: #333333;
    font-weight: bold;
    margin-bottom: 20px;
}
.connect-intro-content p {
    color: #666666;
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 15px;
}
.connect-intro-content ul {
    margin-top: 25px;
}
.connect-intro-content ul li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: #333333;
    font-size: 15px;
}
.connect-intro-content ul li i {
    color: #00d4ff;
    font-size: 16px;
}

.connect-methods {
    padding: 80px 0;
    background: #f8f9fa;
}
.connect-methods .section-header {
    text-align: center;
    margin-bottom: 50px;
}
.connect-methods .section-tag {
    color: #00d4ff;
    font-size: 14px;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}
.connect-methods .section-title {
    font-size: 32px;
    color: #333333;
    font-weight: bold;
}
.methods-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.method-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid #eee;
}
.method-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-color: #00d4ff;
}
.method-card .method-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #00d4ff, #09796c);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}
.method-card .method-icon i {
    font-size: 36px;
    color: #ffffff;
}
.method-card h3 {
    font-size: 22px;
    color: #333333;
    font-weight: bold;
    margin-bottom: 15px;
}
.method-card p {
    color: #666666;
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}
.method-card .method-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}
.method-card .method-tags span {
    background: rgba(0,212,255,0.1);
    color: #09796c;
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 12px;
}

.connect-channels {
    padding: 80px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}
.connect-channels .section-header {
    text-align: center;
    margin-bottom: 50px;
}
.connect-channels .section-tag {
    color: #00d4ff;
    font-size: 14px;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}
.connect-channels .section-title {
    font-size: 32px;
    color: #ffffff;
    font-weight: bold;
}
.connect-channels .section-desc {
    color: rgba(255,255,255,0.7);
    font-size: 15px;
    margin-top: 15px;
}
.channels-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.channel-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 15px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s;
}
.channel-card:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(0,212,255,0.5);
    transform: translateY(-5px);
}
.channel-card i {
    font-size: 40px;
    margin-bottom: 15px;
}
.channel-card img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    margin-bottom: 15px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.channel-card.tiktok i { color: #ff0050; }
.channel-card.instagram i { color: #e4405f; }
.channel-card.youtube i { color: #ff0000; }
.channel-card.facebook i { color: #1877f2; }
.channel-card.twitter i { color: #1da1f2; }
.channel-card.linkedin i { color: #0077b5; }
.channel-card.pinterest i { color: #bd081c; }
.channel-card.snapchat i { color: #fffc00; }
.channel-card h4 {
    font-size: 16px;
    color: #ffffff;
    font-weight: bold;
    margin-bottom: 8px;
}
.channel-card p {
    color: rgba(255,255,255,0.6);
    font-size: 13px;
}

.connect-process {
    padding: 80px 0;
    background: #f8fcff;
}
.connect-process .section-header {
    text-align: center;
    margin-bottom: 50px;
}
.connect-process .section-tag {
    color: #00d4ff;
    font-size: 14px;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}
.connect-process .section-title {
    font-size: 32px;
    color: #333333;
    font-weight: bold;
}
/* 上下穿插横向步骤流程 */
.process-steps {
    display: flex;
    height: 340px;
    position: relative;
}
.process-steps::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 8.33%;
    right: 8.33%;
    height: 2px;
    background: linear-gradient(90deg, #00d4ff 0%, #09796c 100%);
    transform: translateY(-50%);
    z-index: 0;
}
.process-step {
    flex: 1;
    position: relative;
    padding: 0 8px;
    text-align: center;
}
/* 奇数步骤：卡片在上 */
.process-step:nth-child(odd) .step-card {
    position: absolute;
    bottom: calc(50% + 45px);
    left: 0;
    right: 0;
}
.process-step:nth-child(odd)::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    bottom: calc(50% + 25px);
    height: 20px;
    background: linear-gradient(180deg, rgba(0,212,255,0.5), rgba(9,121,108,0.5));
    z-index: 1;
}
/* 偶数步骤：卡片在下 */
.process-step:nth-child(even) .step-card {
    position: absolute;
    top: calc(50% + 45px);
    left: 0;
    right: 0;
}
.process-step:nth-child(even)::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    top: calc(50% + 25px);
    height: 20px;
    background: linear-gradient(180deg, rgba(9,121,108,0.5), rgba(0,212,255,0.5));
    z-index: 1;
}
.step-num {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00d4ff, #09796c);
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 0 0 4px #f8fcff, 0 4px 14px rgba(0,212,255,0.3);
}
.step-card {
    background: transparent;
    border-radius: 14px;
    border: none;
    box-shadow: none;
}
.step-card h4 {
    font-size: 15px;
    color: #1a1a2e;
    font-weight: bold;
    margin-bottom: 8px;
}
.step-card p {
    font-size: 12px;
    color: #555;
    line-height: 1.65;
}

.connect-advantages {
    padding: 80px 0;
    background: #f8f9fa;
}
.connect-advantages .section-header {
    text-align: center;
    margin-bottom: 50px;
}
.connect-advantages .section-tag {
    color: #00d4ff;
    font-size: 14px;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}
.connect-advantages .section-title {
    font-size: 32px;
    color: #333333;
    font-weight: bold;
}
.advantages-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}
.advantage-box {
    background: #ffffff;
    border-radius: 15px;
    padding: 30px;
    display: flex;
    gap: 20px;
    transition: all 0.3s;
    border: 1px solid #eee;
}
.advantage-box:hover {
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
    transform: translateY(-5px);
    border-color: #00d4ff;
}
.advantage-box .adv-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(0,212,255,0.1), rgba(9,121,108,0.1));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.advantage-box .adv-icon i {
    font-size: 24px;
    color: #00d4ff;
}
.advantage-box .adv-content h4 {
    font-size: 18px;
    color: #333333;
    font-weight: bold;
    margin-bottom: 8px;
}
.advantage-box .adv-content p {
    color: #666666;
    font-size: 14px;
    line-height: 1.6;
}

.connect-stats {
    padding: 60px 0;
    background: linear-gradient(135deg, #00d4ff, #09796c);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}
.stat-item .number {
    font-size: 48px;
    color: #ffffff;
    font-weight: bold;
    margin-bottom: 10px;
}
.stat-item .label {
    color: rgba(255,255,255,0.9);
    font-size: 16px;
}

.connect-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    text-align: center;
}
.connect-cta h2 {
    font-size: 36px;
    color: #ffffff;
    font-weight: bold;
    margin-bottom: 20px;
}
.connect-cta p {
    color: rgba(255,255,255,0.8);
    font-size: 16px;
    margin-bottom: 30px;
}
.connect-cta .btn-gradient {
    display: inline-block;
    background: linear-gradient(135deg, #00d4ff, #09796c);
    color: #ffffff;
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s;
}
.connect-cta .btn-gradient:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,212,255,0.3);
}

@media (max-width: 1024px) {
    .methods-grid { grid-template-columns: repeat(2, 1fr); }
    .channels-grid { grid-template-columns: repeat(2, 1fr); }
    .advantages-list { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .connect-hero .container { flex-direction: column; text-align: center; }
    .connect-hero-content h1 { font-size: 32px; }
    .connect-hero-image { display: none; }
    .connect-intro .container { flex-direction: column; }
    .connect-intro-image { width: 100%; height: 250px; }
    .methods-grid { grid-template-columns: 1fr; }
    .channels-grid { grid-template-columns: repeat(2, 1fr); }
    .process-steps { height: auto; flex-direction: column; align-items: center; }
    .process-steps::before { display: none; }
    .process-step { width: 100%; max-width: 420px; height: auto; display: flex; flex-direction: row; align-items: flex-start; gap: 14px; padding: 8px 0; margin-bottom: 16px; }
    .process-step::after { display: none; }
    .step-num { position: static; transform: none; flex-shrink: 0; }
    .process-step:nth-child(odd) .step-card,
    .process-step:nth-child(even) .step-card { position: static; text-align: left; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .stat-item .number { font-size: 36px; }
}
.contact-modal-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.75); z-index: 9999;
    align-items: center; justify-content: center;
}
.contact-modal-overlay.show { display: flex; }
.contact-modal {
    background: #0a0a0a; border-radius: 16px;
    padding: 95px 49px; display: flex;
    align-items: center; gap: 60px;
    position: relative; max-width: 700px; width: 90%;
}
.contact-modal-close {
    position: absolute; top: 16px; right: 22px;
    color: #fff; font-size: 28px; cursor: pointer;
    opacity: 0.5; line-height: 1; transition: opacity 0.2s;
}
.contact-modal-close:hover { opacity: 1; }
.contact-modal-left { flex: 1; }
.contact-modal-logo { max-width: 160px; margin-bottom: 16px; display: block; }
.contact-modal-tagline { color: #fff; font-size: 20px; font-weight: 500; line-height: 1.6; margin: 0; }
.contact-modal-right { display: flex; gap: 32px; }
.contact-qr-item { text-align: center; }
.contact-qr-item img { width: 120px; height: 120px; display: block; object-fit: contain; margin-bottom: 8px; background: #fff; border-radius: 6px; padding: 4px; }
.contact-qr-label { color: rgba(255,255,255,0.75); font-size: 13px; }
@media (max-width: 600px) {
    .contact-modal { flex-direction: column; padding: 36px 24px; gap: 32px; }
    .contact-modal-right { justify-content: center; }
}