/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: linear-gradient(93.39deg, #0095FF 2.8%, #005BFF 97.2%);
    --primary-dark: linear-gradient(93.39deg, #007bff 2.8%, #005BFF 97.2%);;
    --primary-light: #DBEAFE;
    --bg: #FFFFFF;
    --bg-gray: #F8FAFC;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --border: #E2E8F0;
    --radius-sm: 6px;
    --radius-md: 12px;
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.05), 0 4px 6px -4px rgba(0,0,0,0.05);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "HarmonyOS Sans SC", "HarmonyOS Sans", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: var(--text-primary);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-hero {
    background: var(--primary);
    color: #fff;
    padding: 14px 32px;
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-hero:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    height: 64px;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    display: block;
    width: auto;
    width: 192px;
    height: 26px;
}

.logo-text {
    font-size: var(--text-md);
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link .nav-active-line {
    display: none;
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
}

.nav-link.active .nav-active-line {
    display: block;
}

/* 注意：导航下拉菜单样式已统一移动到 comm.css 中 */

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.hotline {
    font-size: var(--text-md);
    color: var(--text-secondary);
    font-weight: 700;
    color: #1E40AF;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 64px;
    background: url('../images/newhomepage-bannerbg.png') center top no-repeat;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 70% 40%, rgba(37, 99, 235, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-lines {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.line {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.08), transparent);
    height: 1px;
}

.line-1 {
    top: 25%;
    left: -10%;
    width: 60%;
    transform: rotate(-5deg);
}

.line-2 {
    top: 55%;
    right: -10%;
    width: 50%;
    transform: rotate(3deg);
}

.line-3 {
    bottom: 20%;
    left: 5%;
    width: 40%;
    transform: rotate(-2deg);
}

.hero-wrap {
    position: relative;
    z-index: 2;
    width: 1200px;
    margin: 0 auto;
    padding: 40px 24px;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
    text-align: left;
}

.hero-title {
    font-size: var(--text-xl);
    font-weight: 500;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: var(--text-3xl);
    line-height: 34px;
    font-weight: 800;
    background: linear-gradient(180deg, #005BFF 0%, #9CBFFF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
}

.hero-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 480px;
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 16px;
}

.stat-item {
    display: flex;
    width: 128px;
    flex-direction: column;
    gap: 4px;
}

.stat-num {
    font-size: var(--text-3xl);
    font-weight: 800;
    background: linear-gradient(180deg, #005BFF 0%, #9CBFFF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.stat-num-wrap {
    display: flex;
    align-items: flex-start;
    gap: 2px;
}

.stat-unit {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-top: 4px;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ===== Hero Visual / Illustration ===== */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-illustration {
    position: relative;
    width: 480px;
    height: 400px;
}

.device-mockup {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 320px;
    height: 220px;
    background: linear-gradient(145deg, #fff 0%, #f8fbff 100%);
    border-radius: 16px;
    box-shadow:
        0 20px 60px rgba(37, 99, 235, 0.12),
        0 8px 24px rgba(37, 99, 235, 0.08),
        inset 0 1px 0 rgba(255,255,255,0.8);
    border: 1px solid rgba(37, 99, 235, 0.08);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.device-mockup::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 20%;
    right: 20%;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    border-radius: 2px;
    opacity: 0.5;
}

.screen {
    flex: 1;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 12px;
    padding: 0 8px;
}

.chart-bar {
    width: 36px;
    border-radius: 4px 4px 0 0;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-light) 100%);
    opacity: 0.85;
    animation: growUp 1.2s ease-out both;
}

.chart-bar:nth-child(1) { height: 45%; animation-delay: 0.3s; }
.chart-bar:nth-child(2) { height: 70%; animation-delay: 0.45s; }
.chart-bar:nth-child(3) { height: 55%; animation-delay: 0.6s; }
.chart-bar:nth-child(4) { height: 85%; animation-delay: 0.75s; background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%); }

.floating-card {
    position: absolute;
    background: #fff;
    border-radius: var(--radius-md);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    animation: float 3s ease-in-out infinite;
}

.card-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-md);
}

.card-text {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.card-1 {
    top: 10%;
    right: 0;
    animation-delay: 0s;
}

.card-2 {
    bottom: 15%;
    left: -20px;
    animation-delay: 1s;
}

.card-3 {
    top: 40%;
    right: -30px;
    animation-delay: 2s;
}

/* ===== Pain Points Section ===== */
.pain-points {
    padding: 48px 0;
    background: var(--bg);
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pain-card {
    background: var(--bg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
    cursor: default;
    background: linear-gradient(0deg, rgba(225, 237, 255, 1) 0%, rgba(243, 248, 255, 0) 100%);
    border: 1px solid rgba(255, 255, 255, 1);
    border-radius: 16px;
}

.pain-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.pain-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
}

.pain-icon svg {
    width: 28px;
    height: 28px;
}

.pain-title {
    font-size: var(--text-md);
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.pain-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes growUp {
    from {
        transform: scaleY(0);
        transform-origin: bottom;
    }
    to {
        transform: scaleY(1);
        transform-origin: bottom;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* ===== Solution Pyramid Section ===== */
.solution-pyramid {
    position: relative;
    padding: 100px 0 120px;
    background: linear-gradient(0deg, rgba(218, 235, 252, 1) 0%, rgba(88, 129, 235, 1) 100%);;
    overflow: hidden;
}

.pyramid-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 100%, rgba(255,255,255,0.15) 0%, transparent 60%);
    pointer-events: none;
}

.pyramid-inner {
    position: relative;
    z-index: 2;
}

.section-title-light {
    color: #fff;
    margin-bottom: 80px;
    text-align: center;
    font-size: var(--text-3xl);
    font-weight: 700;
}

/* Pyramid Wrapper - 使用绝对定位 */
.pyramid-wrapper {
    position: relative;
    width: 100%;
    max-width: 1200px;
    height: 440px;
    margin: 0 auto;
}

/* 中心金字塔 */
.pyramid-center {
    position: absolute;
    left: 50%;
    top: 32%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 280px;
    z-index: 10;
}

.pyramid-layer {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.pyramid-layer img {
    width: 40px;
    height: 40px;
    margin-bottom: 4px;
}

.layer-text {
    font-size: var(--text-sm);
    display: block;
    white-space: nowrap;
}

/* 金字塔层级 - 从上到下 */
.layer-q5 {
    top: 0;
    width: 100px;
    height: 84px;
    background: url(../images/homepage-ecosystem-arrow01.png) center center no-repeat;
    z-index: 5;
}

.layer-erp {
    top: 80px;
    width: 160px;
    height: 64px;
    background: url(../images/homepage-ecosystem-arrow02.png) center center no-repeat;
    z-index: 4;
}

.layer-yhh2 {
    top: 140px;
    width: 256px;
    height: 73px;
    background: url(../images/homepage-ecosystem-arrow03.png) center center no-repeat;
    background-size: 94%;
    z-index: 3;
}

.layer-yhh {
    top: 208px;
    width: 300px;
    height: 68px;
    background: url(../images/homepage-ecosystem-arrow04.png) center center no-repeat;
    z-index: 2;
}

/* 金字塔悬停效果 */
.pyramid-layer:hover {
    filter: brightness(1.1);
    transform: translateX(-50%) scale(1.05);

}

.eco-round {
    position: absolute;
    display: block;
    left: 50%;
    top: 52%;
    transform: translate(-50%, -50%);
    width: 1200px;
    height: 336px;
    background: url(../images/homepage-ecosystem-round.png) center center no-repeat;
    background-size: 100% 100%;
}

/* 生态产品项 - 绝对定位 */
.eco-item {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 5;
}

.eco-item:hover {
    transform: translateY(-5px);
}
/* 生态产品项点击链接 - 覆盖整个卡片 */
.eco-item-link {
    position: absolute;
    inset: 0;
    z-index: 10;
    text-decoration: none;
    background: transparent;
}

.eco-item:hover .eco-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.eco-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.eco-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.eco-info h4 {
    color: #fff;
    font-size: var(--text-base);
    font-weight: 600;
}

.eco-info p {
    color: rgba(255,255,255,0.8);
    font-size: var(--text-sm);
}

/* 左侧产品定位 */
.eco-pos {
    left: 0%;
    top: 16%;
    flex-direction: column;
    text-align: center;
}

.eco-wms {
    left: 11%;
    top: 6%;
    flex-direction: column;
    text-align: center;
}

.eco-wlt {
    left: 22%;
    top:2%;
    flex-direction: column;
    text-align: center;
}

.eco-gd {
    left: 33%;
    top: 0%;
    flex-direction: column;
    text-align: center;
}

.eco-kpt {
    left: 5%;
    top: 39%;
    flex-direction: column;
    text-align: center;
}

.eco-zft {
    left: 16%;
    top: 44%;
    flex-direction: column;
    text-align: center;
}

.eco-zst {
    left: 28%;
    top: 46%;
    flex-direction: column;
    text-align: center;
}

/* 右侧产品定位 */
.eco-xzg {
    right: 28%;
    top:0%;
    flex-direction: column;
    text-align: center;
}

.eco-qqd {
    right: 14%;
    top: 4%;
    flex-direction: column;
    text-align: center;
}

.eco-hyt {
    right: 0%;
    top: 16%;
    flex-direction: column;
    text-align: center;
}

.eco-znt {
    right: 28%;
    top: 46%;
    flex-direction: column;
    text-align: center;
}

.eco-rxm {
    right: 16%;
    top: 44%;
    flex-direction: column;
    text-align: center;
}

.eco-cxs {
    right: 5%;
    top: 39%;
    flex-direction: column;
    text-align: center;
}

.eco-km {
    right: 35%;
    top: 0%;
    flex-direction: row-reverse;
    text-align: right;
}


/* ===== Core Advantages Section ===== */
.core-advantages {
    padding: 0px 0 0px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.advantage-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 40px 28px;
    text-align: left;
    transition: var(--transition);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.advantage-card:hover::before {
    transform: scaleX(1);
}

.advantage-card-light {
    background: linear-gradient(0deg, rgba(255, 255, 255, 1) 0%, rgba(225, 237, 255, 1) 100%);
    border-color: rgba(255, 255, 255, 0.3);
}

.advantage-card-light:hover {
    background: #fff;
    border-color: rgba(255, 255, 255, 0.6);
}

.advantage-icon-wrapper {
    margin-bottom: 24px;
}

.advantage-icon {
    width: 84px;
    height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.advantage-icon svg {
    width: 100%;
    height: 100%;
}

.advantage-title {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.advantage-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.7;
    display: block;
    height: 120px;
    margin-bottom: 24px;
}

.advantage-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.advantage-link:hover {
    gap: 8px;
    color: var(--primary-dark);
}

/* ===== Industry Solutions Section ===== */
/* ===== Price Comparison Section ===== */
.price-comparison {
    padding: 64px 0;
    background: linear-gradient(180deg, #F8FAFF 0%, #FFFFFF 100%);
}

.price-comparison .section-title {
    text-align: center;
    margin-bottom: 48px;
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--text-primary);
}

.comparison-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}

.comparison-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.comparison-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.comparison-card-header {
    padding: 32px 24px 28px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.card-blue .comparison-card-header {
    background: linear-gradient(180deg, #EAF4FF 0%, #FFFFFF 100%);
}

.card-orange .comparison-card-header {
    background: linear-gradient(180deg, #FFF6E8 0%, #FFFFFF 100%);
}

.card-purple .comparison-card-header {
    background: linear-gradient(180deg, #F4F0FF 0%, #FFFFFF 100%);
}

.comparison-card-tag {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.comparison-card-title {
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.3;
    margin: 0;
}

.comparison-card-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.comparison-card-title a:hover {
    color: var(--primary);
}

.comparison-card-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.comparison-card-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: 24px;
    font-size: var(--text-sm);
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    margin-top: 6px;
    transition: all 0.25s ease;
}

.card-blue .comparison-card-cta {
    background: linear-gradient(90deg, #2B7FFF 0%, #5BA3FF 100%);
    box-shadow: 0 4px 14px rgba(43, 127, 255, 0.3);
}

.card-orange .comparison-card-cta {
    background: linear-gradient(90deg, #FF8F1F 0%, #FFB84D 100%);
    box-shadow: 0 4px 14px rgba(255, 143, 31, 0.3);
}

.card-purple .comparison-card-cta {
    background: linear-gradient(90deg, #7C5CFC 0%, #A78BFA 100%);
    box-shadow: 0 4px 14px rgba(124, 92, 252, 0.3);
}

.comparison-card-cta:hover {
    transform: translateX(3px);
    opacity: 0.95;
}

.cta-arrow {
    width: 16px;
    height: 16px;
}

.new-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: var(--text-xs);
    font-weight: 700;
    color: #fff;
    background: #FF4D4F;
    vertical-align: middle;
}

.comparison-card-list {
    list-style: none;
    padding: 24px;
    margin: 0;
    flex: 1;
}

.comparison-card-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px dashed #EDF0F5;
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--text-secondary);
}

.comparison-card-list li:last-child {
    border-bottom: none;
}

.comparison-card-list li strong {
    display: inline;
    color: var(--text-primary);
    font-weight: 600;
    margin-right: 6px;
}

.list-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

.list-icon svg {
    width: 13px;
    height: 13px;
}

.icon-blue {
    background: #E6F1FF;
    color: #2B7FFF;
}

.icon-orange {
    background: #FFF2E0;
    color: #FF8F1F;
}

.icon-purple {
    background: #EDE9FE;
    color: #7C5CFC;
}

/* Responsive */
@media (max-width: 1024px) {
    .comparison-cards {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }

    .comparison-card-title {
        font-size: var(--text-lg);
    }
}

/* ===== Industry Solutions Section ===== */
.industry-solutions {
    padding: 48px 0;
    background: url(../images/homepage-industry-bg.png) top center no-repeat;
}

.industry-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.industry-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 3 / 4;
    cursor: pointer;
    transition: var(--transition);
}

.industry-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

.industry-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.industry-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.industry-card:hover .industry-image img {
    transform: scale(1.08);
}

.industry-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,0.5) 70%, rgba(0,0,0,0.75) 100%);
    transition: var(--transition);
}

.industry-card:hover .industry-overlay {
    background: linear-gradient(180deg, rgba(37,99,235,0.1) 0%, rgba(0,0,0,0.4) 60%, rgba(0,0,0,0.8) 100%);
}

.industry-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    text-align: center;
    color: #fff;
    z-index: 2;
    transition: var(--transition);
}

.industry-card:hover .industry-info {
    padding-bottom: 28px;
}

.industry-name {
    font-size: var(--text-md);
    font-weight: 700;
    margin-bottom: 4px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.industry-en {
    font-size: var(--text-sm);
    opacity: 0.8;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.industry-slogan {
    font-size: var(--text-base);
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 24px;
}

.industry-cta {
    text-align: center;
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
    padding: 8px 16px;
    font-weight: 500;
}

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

/* ===== Testimonials Section ===== */
.testimonials {
    position: relative;
    padding: 100px 0;
    background: linear-gradient(180deg, #3B82F6 0%, #60A5FA 50%, #93C5FD 100%);
    overflow: hidden;
}

.testimonials-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 50% 30%, rgba(255,255,255,0.1) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 20% 70%, rgba(255,255,255,0.06) 0%, transparent 50%),
        radial-gradient(ellipse 40% 40% at 80% 80%, rgba(255,255,255,0.06) 0%, transparent 50%);
    pointer-events: none;
}

.testimonials-inner {
    position: relative;
    z-index: 2;
}

/* Logo Wall */
.logo-wall {
    margin-bottom: 48px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow: hidden;
}

.logo-row {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.logo-track {
    display: flex;
    gap: 16px;
    width: max-content;
}

.logo-row-left .logo-track {
    animation: scrollLeft 20s linear infinite;
}

.logo-row-right .logo-track {
    animation: scrollRight 20s linear infinite;
}

.logo-item {
    width: 120px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;

    flex-shrink: 0;

}

.logo-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

@keyframes scrollLeft {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes scrollRight {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}

/* Testimonial Carousel */
.testimonial-carousel {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
}

.carousel-arrow {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.5);
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    color: #fff;
    font-size: 1.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
    z-index: 3;
}

.carousel-arrow:hover {
    background: rgba(255,255,255,0.3);
    border-color: #fff;
    transform: scale(1.1);
}

.carousel-viewport {
    flex: 1;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    min-width: 100%;
    padding: 40px 48px;
    background: rgba(255,255,255,0.95);
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
}

.slide-quote-mark {
    position: absolute;
    top: 16px;
    right: 32px;
    font-size: var(--text-7xl);
    color: var(--primary-light);
    opacity: 0.4;
    font-family: Georgia, serif;
    line-height: 1;
    user-select: none;
}

.slide-text {
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
    max-width: 720px;
}

.slide-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.slide-company {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.slide-name {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--primary);
}

/* ===== Bottom CTA Section ===== */
.bottom-cta {
    padding: 48px 0;
    background:url(../images/comm-cta-bg.png) top center no-repeat;
    position: relative;
    overflow: hidden;
}

.bottom-cta::before {
    content: '';
    position: absolute;
    bottom: -60%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.bottom-cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
}

.bottom-cta-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.bottom-cta-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.bottom-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.btn-cta-primary {
    background: var(--primary);
    color: #fff;
    padding: 12px 32px;
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.btn-cta-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}

.btn-cta-secondary {
    background: #fff;
    color: var(--primary);
    padding: 12px 32px;
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: 1px solid var(--primary);
    transition: var(--transition);
}

.btn-cta-secondary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== Page Banners (Secondary Pages) ===== */
.page-banner {
    position: relative;
    height: 360px;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 64px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.page-banner-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 70% 40%, rgba(37, 99, 235, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(37, 99, 235, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.page-banner-wrap {
    position: relative;
    z-index: 2;
    width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

.page-banner-content {
    animation: fadeInUp 0.8s ease-out;
    text-align: left;
}

.page-banner-title {
    font-size: var(--text-4xl);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.page-banner-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    max-width: 560px;
}

/* Banner: Product */
.banner-product {
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
}

.banner-product .page-banner-title {
    color: #1E40AF;
}

/* Banner: Solution */
.banner-solution {
    background: linear-gradient(135deg, #F0FDF4 0%, #DCFCE7 100%);
}

.banner-solution .page-banner-title {
    color: #166534;
}

/* Banner: Case */
.banner-case {
    background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
}

.banner-case .page-banner-title {
    color: #92400E;
}

/* Banner: About */
.banner-about {
    background: linear-gradient(135deg, #F5F3FF 0%, #EDE9FE 100%);
}

.banner-about .page-banner-title {
    color: #5B21B6;
}

/* Banner: Partner */
.banner-partner {
    background: linear-gradient(135deg, #ECFEFF 0%, #CFFAFE 100%);
}

.banner-partner .page-banner-title {
    color: #155E75;
}

/* ===== Free Trial Page ===== */
.trial-page {
    background: linear-gradient(135deg, #F0F4FF 0%, #E8EEFD 50%, #F5F7FF 100%);
    padding: 100px 0 80px;
}

.trial-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

/* Left side */
.trial-left {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.trial-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 8px 16px;
    font-size: var(--text-sm);
    color: var(--primary);
    font-weight: 500;
    width: fit-content;
}

.badge-icon {
    width: 16px;
    height: 16px;
    color: var(--primary);
}

.trial-title {
    font-size: 2.625rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
}

.trial-title-highlight {
    display: block;
    color: var(--primary);
}

.trial-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 440px;
}

.trial-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 16px;
}

.trial-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.trial-feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.trial-feature-icon svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.trial-feature-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.trial-feature-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
}

.trial-feature-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* Right side - Form */
.trial-right {
    display: flex;
    justify-content: flex-end;
}

.trial-form-card {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 480px;
}

.trial-form-title {
    font-size: 1.375rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 28px;
    color: var(--text-primary);
}

.trial-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.trial-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.trial-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.trial-form-label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.trial-required {
    color: #EF4444;
}

.trial-form-input,
.trial-form-select,
.trial-form-textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    color: var(--text-primary);
    background: #fff;
    transition: var(--transition);
    font-family: inherit;
}

.trial-form-input:focus,
.trial-form-select:focus,
.trial-form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.trial-form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
}

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

.trial-form-submit {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
}

.trial-form-submit:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.submit-arrow {
    width: 16px;
    height: 16px;
}

.trial-form-agreement {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 0;
    }

    .hero-title {
        font-size: var(--text-4xl);
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

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

    .nav {
        display: none;
    }

    .pyramid-wrapper {
        height: auto;
        min-height: 800px;
    }

    .pyramid-center {
        width: 160px;
        height: 220px;
    }

    .layer-q5 { width: 60px; height: 50px; }
    .layer-erp { width: 110px; height: 55px; top: 45px; }
    .layer-yhh2 { width: 135px; height: 55px; top: 95px; }
    .layer-yhh { width: 160px; height: 65px; top: 145px; }

    .eco-item {
        position: relative;
        left: auto !important;
        right: auto !important;
        top: auto !important;
        flex-direction: column !important;
        text-align: center !important;
    }

    .eco-arrow {
        display: none;
    }

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

    .industry-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .carousel-slide {
        padding: 32px 28px;
    }

    .slide-text {
        font-size: var(--text-base);
    }

    .trial-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .trial-right {
        justify-content: center;
    }

    .trial-form-card {
        max-width: 520px;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: var(--text-2xl);
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat-num {
        font-size: var(--text-xl);
    }

    .pain-grid {
        grid-template-columns: 1fr;
    }

    .hero-illustration {
        width: 100%;
        height: 300px;
    }

    .device-mockup {
        width: 260px;
        height: 180px;
    }

    .floating-card {
        display: none;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }

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

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .bottom-cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .bottom-cta-title {
        font-size: var(--text-xl);
    }

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

    .footer-brand {
        align-items: center;
    }

    .footer-bottom-inner {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .trial-title {
        font-size: var(--text-3xl);
    }

    .trial-features {
        grid-template-columns: 1fr;
    }

    .trial-form-row {
        grid-template-columns: 1fr;
    }

    .trial-form-card {
        padding: 28px 20px;
    }
}

/* ===== Footer ===== */
.footer {
    background: #0F172A;
    color: #94A3B8;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1.2fr;
    gap: 60px;
    padding: 64px 24px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-logo-img {
    height: 32px;
    width: auto;
}

.footer-logo-text {
    font-size: var(--text-md);
    font-weight: 700;
    color: #F1F5F9;
}

.footer-hotline {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hotline-label {
    font-size: var(--text-sm);
    color: #64748B;
}

.hotline-num {
    font-size: var(--text-xl);
    font-weight: 700;
    color: #F1F5F9;
}

.footer-qr {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
}

.qr-placeholder {
    width: 100px;
    height: 100px;
    background: #1E293B;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.qr-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.qr-text {
    font-size: var(--text-sm);
    color: #64748B;
}

.footer-col-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: #F1F5F9;
    margin-bottom: 20px;
}

.footer-link-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link-list a {
    font-size: var(--text-sm);
    color: #94A3B8;
    text-decoration: none;
    transition: var(--transition);
}

.footer-link-list a:hover {
    color: #60A5FA;
}

.footer-contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact-list li {
    font-size: var(--text-sm);
    color: #94A3B8;
    line-height: 1.6;
}

.contact-label {
    color: #64748B;
}

.footer-bottom {
    background: #020617;
    border-top: 1px solid #1E293B;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    font-size: var(--text-sm);
    color: #64748B;
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-bottom-links a {
    color: #64748B;
    text-decoration: none;
    transition: var(--transition);
}

.footer-bottom-links a:hover {
    color: #94A3B8;
}

.footer-bottom-links a + a::before {
    content: '|';
    margin-right: 12px;
    color: #334155;
}

/* ===== Rich Text Content Tables ===== */
.case-detail-content table,
.news-detail-body table,
.rich-text-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: var(--text-base);
    line-height: 1.6;
    background: #fff;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    overflow: hidden;
}

.case-detail-content table thead,
.news-detail-body table thead,
.rich-text-content table thead {
    background: #F1F5F9;
}

.case-detail-content table th,
.news-detail-body table th,
.rich-text-content table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: #1E293B;
    border-bottom: 2px solid #CBD5E1;
    background: #F8FAFC;
}

.case-detail-content table td,
.news-detail-body table td,
.rich-text-content table td {
    padding: 12px 16px;
    color: #334155;
    border-bottom: 1px solid #E2E8F0;
    vertical-align: top;
}

.case-detail-content table tbody tr:nth-child(even),
.news-detail-body table tbody tr:nth-child(even),
.rich-text-content table tbody tr:nth-child(even) {
    background: #F8FAFC;
}

.case-detail-content table tbody tr:hover,
.news-detail-body table tbody tr:hover,
.rich-text-content table tbody tr:hover {
    background: #EFF6FF;
}

.case-detail-content table tbody tr:last-child td,
.news-detail-body table tbody tr:last-child td,
.rich-text-content table tbody tr:last-child td {
    border-bottom: none;
}

/* Table responsive wrapper */
.case-detail-content .table-wrapper,
.news-detail-body .table-wrapper,
.rich-text-content .table-wrapper {
    overflow-x: auto;
    margin: 20px 0;
    border-radius: 8px;
    border: 1px solid #E2E8F0;
}

/* ===== Scroll Reveal Animations ===== */
[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

[data-reveal].is-revealed {
    opacity: 1;
    transform: translateY(0);
}

[data-reveal="fade-left"] { transform: translateX(-40px); }
[data-reveal="fade-right"] { transform: translateX(40px); }
[data-reveal="zoom-in"] { transform: scale(0.92); }
[data-reveal="zoom-in"].is-revealed,
[data-reveal="fade-left"].is-revealed,
[data-reveal="fade-right"].is-revealed {
    transform: none;
}

/* 卡片列表阶梯延迟 */
.pain-grid .pain-card:nth-child(1) { transition-delay: 0.1s; }
.pain-grid .pain-card:nth-child(2) { transition-delay: 0.2s; }
.pain-grid .pain-card:nth-child(3) { transition-delay: 0.3s; }
.pain-grid .pain-card:nth-child(4) { transition-delay: 0.4s; }

.advantages-grid .advantage-card:nth-child(1) { transition-delay: 0.1s; }
.advantages-grid .advantage-card:nth-child(2) { transition-delay: 0.2s; }
.advantages-grid .advantage-card:nth-child(3) { transition-delay: 0.3s; }
.advantages-grid .advantage-card:nth-child(4) { transition-delay: 0.4s; }

.comparison-cards .comparison-card:nth-child(1) { transition-delay: 0.1s; }
.comparison-cards .comparison-card:nth-child(2) { transition-delay: 0.2s; }
.comparison-cards .comparison-card:nth-child(3) { transition-delay: 0.3s; }

.industry-grid .industry-card:nth-child(1) { transition-delay: 0.1s; }
.industry-grid .industry-card:nth-child(2) { transition-delay: 0.15s; }
.industry-grid .industry-card:nth-child(3) { transition-delay: 0.2s; }
.industry-grid .industry-card:nth-child(4) { transition-delay: 0.25s; }
.industry-grid .industry-card:nth-child(5) { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
    [data-reveal] {
        opacity: 1;
        transform: none;
        transition: none;
    }
}