/* ============================================
   黑客24小时在线接单网站 - 百变模板样式表
   类名前缀: ec
   ============================================ */

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

html, body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    border: none;
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: normal;
}

/* ============================================
   通用容器与公共样式
   ============================================ */
.eccontainer {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.ecbtn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 5px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    outline: none;
}

.ecbtn-primary {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #0d1c27;
    font-weight: bold;
}

.ecbtn-primary:hover {
    background: linear-gradient(135deg, #00cc6a 0%, #00ff88 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.4);
}

.ecbtn-outline {
    background: transparent;
    color: #00ff88;
    border: 2px solid #00ff88;
    font-weight: bold;
}

.ecbtn-outline:hover {
    background: #00ff88;
    color: #0d1c27;
    transform: translateY(-2px);
}

.ecbtn-block {
    display: block;
    width: 100%;
}

/* 区块标题 */
.ecsection-header {
    text-align: center;
    margin-bottom: 50px;
}

.ectext-left {
    text-align: left;
}

.ecsection-title {
    font-size: 32px;
    font-weight: bold;
    color: #1a1a2e;
    margin-bottom: 10px;
}

.ecsection-subtitle {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
}

.ecsection-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #00ff88, #00cc6a);
    margin: 0 auto;
    border-radius: 2px;
}

.ecline-left {
    margin: 0;
}

.ecbg-dark {
    background-color: #0d1c27;
    color: #fff;
}

.ecbg-dark .ecsection-title {
    color: #fff;
}

.ecbg-dark .ecsection-subtitle {
    color: #aaa;
}

/* ============================================
   顶部导航栏
   ============================================ */
.echeader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(13, 28, 39, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.echeader .eccontainer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.eclogo a {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.eclogo-text {
    font-size: 22px;
    font-weight: bold;
    color: #00ff88;
    letter-spacing: 1px;
}

.eclogo-sub {
    font-size: 12px;
    color: #aaa;
    letter-spacing: 2px;
}

.ecnav-list {
    display: flex;
    gap: 5px;
}

.ecnav-item a {
    display: block;
    padding: 10px 18px;
    color: #ccc;
    font-size: 15px;
    border-radius: 5px;
}

.ecnav-item a:hover,
.ecnav-item.ecactive a {
    color: #00ff88;
    background-color: rgba(0, 255, 136, 0.1);
}

.echeader-contact {
    display: flex;
    align-items: center;
}

.ecqq-btn {
    padding: 8px 20px;
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #0d1c27;
    font-size: 14px;
    font-weight: bold;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ecqq-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 3px 15px rgba(0, 255, 136, 0.4);
}

/* ============================================
   主横幅 Banner
   ============================================ */
.ecbanner {
    position: relative;
    height: 600px;
    margin-top: 70px;
    background: linear-gradient(135deg, #0d1c27 0%, #1a2a3a 50%, #0d1c27 100%);
    overflow: hidden;
}

.ecbanner::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(0, 255, 136, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(0, 204, 106, 0.1) 0%, transparent 40%);
}

.ecbanner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300ff88' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.ecbanner .eccontainer {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
}

.ecbanner-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    width: 100%;
    align-items: center;
}

.ecbanner-content {
    color: #fff;
}

.ecbanner-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.ecbanner-img-wrap {
    position: relative;
    width: 100%;
    max-width: 500px;
    animation: ecfloat 4s ease-in-out infinite;
}

.ecbanner-img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 
        0 20px 60px rgba(0, 255, 136, 0.2),
        0 0 80px rgba(0, 255, 136, 0.1);
    position: relative;
    z-index: 2;
    border: 2px solid rgba(0, 255, 136, 0.3);
}

.ecbanner-img-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.3) 0%, transparent 70%);
    filter: blur(40px);
    z-index: 1;
    animation: ecpulse 3s ease-in-out infinite;
}

@keyframes ecfloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

@keyframes ecpulse {
    0%, 100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.ecbanner-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #00ff88, #00cc6a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: ecfadeInUp 0.8s ease;
}

.ecbanner-subtitle {
    font-size: 22px;
    margin-bottom: 20px;
    color: #e0e0e0;
    animation: ecfadeInUp 0.8s ease 0.2s both;
}

.ecbanner-desc {
    font-size: 16px;
    line-height: 1.8;
    color: #bbb;
    margin-bottom: 35px;
    animation: ecfadeInUp 0.8s ease 0.4s both;
}

.ecbanner-btns {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    animation: ecfadeInUp 0.8s ease 0.6s both;
}

.ecbanner-features {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    animation: ecfadeInUp 0.8s ease 0.8s both;
}

.ecbanner-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #ddd;
    font-size: 15px;
}

.ecfeature-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: #00ff88;
    color: #0d1c27;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
}

.ecfeature-text {
    color: inherit;
    font-size: inherit;
}

@keyframes ecfadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   服务亮点
   ============================================ */
.echighlights {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.echighlights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.echighlight-item {
    background: #fff;
    padding: 30px 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border-top: 3px solid transparent;
}

.echighlight-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.15);
    border-top-color: #00ff88;
}

.echighlight-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.echighlight-title {
    font-size: 18px;
    font-weight: bold;
    color: #1a1a2e;
    margin-bottom: 10px;
}

.echighlight-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* ============================================
   追款服务板块
   ============================================ */
.ecservice {
    padding: 80px 0;
}

.ecservice-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.ecservice-left {
    display: flex;
    align-items: center;
    justify-content: center;
}

.ecservice-right {
    display: flex;
    flex-direction: column;
}

.ecservice-img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.ecservice-title {
    font-size: 26px;
    font-weight: bold;
    color: #1a1a2e;
    margin-bottom: 20px;
}

.ecservice-desc {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 25px;
}

.ecservice-desc strong {
    color: #1a1a2e;
}

.ecservice-list {
    margin-bottom: 30px;
}

.ecservice-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    font-size: 15px;
    color: #555;
}

.ecservice-icon {
    color: #00ff88;
    font-weight: bold;
    flex-shrink: 0;
}

/* ============================================
   定位找人板块
   ============================================ */
.eclocate {
    padding: 80px 0;
}

.eclocate-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.eclocate-left {
    display: flex;
    flex-direction: column;
}

.eclocate-right {
    display: flex;
    align-items: center;
    justify-content: center;
}

.eclocate-title {
    font-size: 26px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #fff;
}

.eclocate-desc {
    font-size: 15px;
    color: #ccc;
    line-height: 1.8;
    margin-bottom: 30px;
}

.eclocate-desc strong {
    color: #00ff88;
}

.eclocate-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.eclocate-feature {
    padding: 15px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border-left: 3px solid #00ff88;
}

.eclocate-feature h4 {
    font-size: 16px;
    font-weight: bold;
    color: #00ff88;
    margin-bottom: 5px;
}

.eclocate-feature p {
    font-size: 13px;
    color: #aaa;
}

.eclocate-more {
    font-size: 15px;
    color: #ccc;
    line-height: 1.8;
    margin-bottom: 25px;
}

.eclocate-more strong {
    color: #00ff88;
}

.eclocate-img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* ============================================
   聊天记录查询板块
   ============================================ */
.ecchatrecord {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.ecchatrecord-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.ecchatrecord-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.ecchatrecord-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.15);
}

.eccard-icon {
    font-size: 50px;
    margin-bottom: 20px;
}

.eccard-title {
    font-size: 20px;
    font-weight: bold;
    color: #1a1a2e;
    margin-bottom: 15px;
}

.eccard-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.eccard-desc strong {
    color: #1a1a2e;
}

.eccard-list {
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.eccard-list li {
    padding: 8px 0;
    font-size: 14px;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.eccard-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #00ff88;
    font-weight: bold;
}

/* ============================================
   服务流程
   ============================================ */
.ecprocess {
    padding: 80px 0;
}

.ecprocess-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    flex-wrap: wrap;
}

.ecstep {
    flex: 1;
    min-width: 200px;
    text-align: center;
    padding: 0 15px;
    position: relative;
    z-index: 2;
}

.ecstep-number {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #0d1c27;
    font-size: 24px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.3);
}

.ecstep-title {
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 10px;
}

.ecstep-desc {
    font-size: 14px;
    color: #aaa;
    line-height: 1.6;
}

.ecstep-desc strong {
    color: #00ff88;
}

.ecstep-arrow {
    font-size: 30px;
    color: #00ff88;
    padding-top: 20px;
    flex-shrink: 0;
}

/* ============================================
   关于我们
   ============================================ */
.ecabout {
    padding: 80px 0;
}

.ecabout-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: center;
}

.ecabout-left {
    display: flex;
    flex-direction: column;
}

.ecabout-right {
    display: flex;
    align-items: center;
    justify-content: center;
}

.ecabout-desc {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.ecabout-desc strong {
    color: #1a1a2e;
}

.ecabout-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.ecstat-item {
    text-align: center;
    padding: 20px 10px;
    background: linear-gradient(135deg, #f8f9fa, #fff);
    border-radius: 10px;
    border-bottom: 3px solid #00ff88;
}

.ecstat-number {
    font-size: 28px;
    font-weight: bold;
    color: #00cc6a;
    margin-bottom: 5px;
}

.ecstat-label {
    font-size: 13px;
    color: #666;
}

.ecabout-img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

/* ============================================
   常见问题
   ============================================ */
.ecfaq {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.ecfaq-list {
    max-width: 900px;
    margin: 0 auto;
}

.ecfaq-item {
    background: #fff;
    padding: 25px 30px;
    margin-bottom: 15px;
    border-radius: 8px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border-left: 4px solid #00ff88;
}

.ecfaq-item:hover {
    box-shadow: 0 5px 25px rgba(0, 255, 136, 0.1);
    transform: translateX(5px);
}

.ecfaq-question {
    font-size: 16px;
    font-weight: bold;
    color: #1a1a2e;
    margin-bottom: 10px;
}

.ecfaq-answer {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

.ecfaq-answer strong {
    color: #00cc6a;
}

/* ============================================
   联系我们
   ============================================ */
.eccontact {
    padding: 80px 0;
}

.eccontact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.eccontact-info {
    display: flex;
    flex-direction: column;
}

.eccontact-form {
    width: 100%;
}

.eccontact-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #fff;
}

.eccontact-desc {
    font-size: 15px;
    color: #ccc;
    line-height: 1.8;
    margin-bottom: 30px;
}

.eccontact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.eccontact-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.eccontact-text strong {
    display: block;
    font-size: 15px;
    color: #00ff88;
    margin-bottom: 3px;
}

.eccontact-text p {
    font-size: 14px;
    color: #aaa;
    margin: 0;
}

.eccontact-form-wrap {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.ecform-title {
    font-size: 22px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 25px;
    text-align: center;
}

.ecform-group {
    margin-bottom: 20px;
}

.ecform-input,
.ecform-select,
.ecform-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    background-color: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
    font-family: inherit;
}

.ecform-input::placeholder,
.ecform-textarea::placeholder {
    color: #888;
}

.ecform-input:focus,
.ecform-select:focus,
.ecform-textarea:focus {
    border-color: #00ff88;
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

.ecform-select {
    cursor: pointer;
}

.ecform-select option {
    background-color: #0d1c27;
    color: #fff;
}

.ecform-textarea {
    resize: vertical;
    min-height: 100px;
}

/* ============================================
   底部 Footer
   ============================================ */
.ecfooter {
    background-color: #08141c;
    color: #aaa;
    padding: 50px 0 20px;
}

.ecfooter-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ecfooter-col {
    display: flex;
    flex-direction: column;
}

.ecfooter-title {
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.ecfooter-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: #00ff88;
}

.ecfooter-desc {
    font-size: 14px;
    line-height: 1.8;
    color: #888;
}

.ecfooter-list li {
    padding: 6px 0;
    font-size: 14px;
}

.ecfooter-list li a {
    color: #888;
}

.ecfooter-list li a:hover {
    color: #00ff88;
    padding-left: 5px;
}

.ecfooter-bottom {
    padding-top: 25px;
    text-align: center;
}

.eccopyright {
    font-size: 13px;
    color: #666;
    margin-bottom: 10px;
}

.ecfooter-keywords {
    font-size: 12px;
    color: #555;
    line-height: 1.8;
    word-break: break-all;
}

/* ============================================
   悬浮联系按钮
   ============================================ */
.ecfloat-contact {
    position: fixed;
    right: 20px;
    bottom: 50px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ecfloat-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #0d1c27;
    border-radius: 50%;
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.4);
    transition: all 0.3s ease;
}

.ecfloat-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.5);
}

.ecfloat-qq {
    background: linear-gradient(135deg, #12b7f5, #0e90d2);
    box-shadow: 0 5px 20px rgba(18, 183, 245, 0.4);
}

.ecfloat-qq:hover {
    box-shadow: 0 8px 25px rgba(18, 183, 245, 0.5);
}

.ecfloat-icon {
    font-size: 20px;
    line-height: 1;
}

.ecfloat-text {
    font-size: 10px;
    margin-top: 2px;
    font-weight: bold;
}

/* ============================================
   通用广告位
   ============================================ */
.ecadbox {
    padding: 20px 0;
    background-color: #f8f9fa;
    text-align: center;
}

.ecadbox img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   友情链接
   ============================================ */
.ecflink {
    padding: 25px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
}

.ecflink-title {
    font-size: 14px;
    font-weight: bold;
    color: #00ff88;
    margin-bottom: 10px;
    display: inline-block;
    margin-right: 15px;
}

.ecflink-relate {
    margin-left: 30px;
}

.ecflink-content {
    display: inline;
    font-size: 13px;
    color: #888;
}

.ecflink-content a {
    color: #888;
    margin-right: 12px;
    display: inline-block;
    padding: 3px 0;
}

.ecflink-content a:hover {
    color: #00ff88;
}

.ecflink-list {
    display: inline;
    font-size: 13px;
    color: #888;
}

.ecflink-list li {
    display: inline-block;
    margin-right: 12px;
    padding: 3px 0;
}

.ecflink-list li a {
    color: #888;
}

.ecflink-list li a:hover {
    color: #00ff88;
}

/* ============================================
   响应式设计
   ============================================ */

/* 大屏幕 (>= 1200px) */
@media (min-width: 1200px) {
    .eccontainer {
        max-width: 1200px;
    }
}

/* 中等屏幕 (992px - 1199px) */
@media (max-width: 1199px) {
    .eccontainer {
        max-width: 960px;
    }

    .ecbanner-title {
        font-size: 40px;
    }

    .ecbanner-row {
        gap: 30px;
    }

    .echighlights-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 平板 (768px - 991px) */
@media (max-width: 991px) {
    .eccontainer {
        max-width: 720px;
    }

    .ecnav {
        display: none;
    }

    .ecbanner {
        height: auto;
        padding: 80px 0;
    }

    .ecbanner-row {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .ecbanner-image {
        order: -1;
    }

    .ecbanner-img-wrap {
        max-width: 400px;
        margin: 0 auto;
    }

    .ecbanner-title {
        font-size: 32px;
    }

    .ecbanner-subtitle {
        font-size: 18px;
    }

    .ecbanner-features {
        justify-content: center;
    }

    .ecservice-content,
    .eclocate-content,
    .ecabout-content,
    .eccontact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .ecchatrecord-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ecfooter-top {
        grid-template-columns: repeat(2, 1fr);
    }

    .ecprocess-steps {
        flex-direction: column;
        gap: 20px;
    }

    .ecstep-arrow {
        transform: rotate(90deg);
        padding: 0;
    }

    .ecsection-title {
        font-size: 26px;
    }
}

/* 手机 (<= 767px) */
@media (max-width: 767px) {
    .eccontainer {
        max-width: 100%;
        padding: 0 15px;
    }

    .echeader .eccontainer {
        height: 60px;
    }

    .eclogo-text {
        font-size: 18px;
    }

    .eclogo-sub {
        font-size: 10px;
    }

    .ecqq-btn {
        padding: 6px 15px;
        font-size: 12px;
    }

    .ecbanner {
        margin-top: 60px;
        padding: 50px 0;
    }

    .ecbanner-title {
        font-size: 26px;
    }

    .ecbanner-subtitle {
        font-size: 16px;
    }

    .ecbanner-desc {
        font-size: 14px;
    }

    .ecbanner-row {
        gap: 30px;
    }

    .ecbanner-img-wrap {
        max-width: 300px;
    }

    .ecbanner-btns {
        flex-direction: column;
        gap: 15px;
    }

    .ecbtn {
        width: 100%;
    }

    .ecbanner-features {
        gap: 15px;
    }

    .ecbanner-feature {
        font-size: 13px;
    }

    .echighlights,
    .ecservice,
    .eclocate,
    .ecchatrecord,
    .ecprocess,
    .ecabout,
    .ecfaq,
    .eccontact {
        padding: 50px 0;
    }

    .echighlights-grid,
    .ecchatrecord-grid {
        grid-template-columns: 1fr;
    }

    .ecsection-header {
        margin-bottom: 30px;
    }

    .ecsection-title {
        font-size: 22px;
    }

    .ecsection-subtitle {
        font-size: 14px;
    }

    .eclocate-features,
    .ecabout-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .ecfooter-top {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .eccontact-form-wrap {
        padding: 25px;
    }

    .ecfloat-contact {
        right: 10px;
        bottom: 30px;
    }

    .ecfloat-btn {
        width: 50px;
        height: 50px;
    }

    .ecfloat-icon {
        font-size: 16px;
    }

    .ecfloat-text {
        font-size: 9px;
    }

    .ecfaq-item {
        padding: 20px;
    }

    .ecfaq-question {
        font-size: 15px;
    }

    .ecflink-title {
        display: block;
        margin-bottom: 8px;
    }

    .ecflink-relate {
        margin-left: 0;
        margin-top: 15px;
    }

    .ecadbox {
        padding: 15px 0;
    }
}

/* 小屏手机 (<= 480px) */
@media (max-width: 480px) {
    .ecbanner-title {
        font-size: 22px;
    }

    .ecbanner-subtitle {
        font-size: 14px;
    }

    .ecsection-title {
        font-size: 20px;
    }

    .ecabout-stats {
        grid-template-columns: 1fr 1fr;
    }

    .ecstat-number {
        font-size: 22px;
    }
}