:root {
   
    --bg: #ffffff;
    --bg-2: #f7f9fc;
    --bg-3: #ffffff;
    --bg-dark: #0b1120;
    --surface: #ffffff;
    --surface-2: #f5f7fa;
    --surface-dark: #151c2c;
    --border: #e8ecf1;
    --border-strong: #d8dee6;
    --text: #111827;
    --text-2: #374151;
    --text-3: #6b7280;
    --text-dark: #f3f4f6;
    --text-dark-2: #d1d5db;
    --cyan: #1366ec;
    --cyan-2: #794eff;
    --cyan-3: #00c6ff;
    --orange: #ff6a00;
    --orange-2: #ff7a1a;
    --success: #10b981;
    --gradient-primary: linear-gradient(135deg, var(--cyan), var(--cyan-2));
    --gradient-text: linear-gradient(135deg, var(--cyan), var(--cyan-2), var(--orange));
    --gradient-hero: radial-gradient(ellipse at 80% 0%, rgba(19, 102, 236, 0.08) 0%, transparent 50%),
                     radial-gradient(ellipse at 20% 100%, rgba(121, 78, 255, 0.06) 0%, transparent 45%);
    --shadow-cyan: 0 8px 24px rgba(19, 102, 236, 0.14);
    --shadow-orange: 0 8px 24px rgba(255, 106, 0, 0.14);
    --shadow-card: 0 4px 16px rgba(15, 23, 42, 0.05);
    --shadow-card-hover: 0 12px 32px rgba(15, 23, 42, 0.08);
    --radius: 14px;
    --radius-sm: 10px;
    --radius-xs: 8px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 92%;
    max-width: 1280px;
    margin: 0 auto;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 26px;
    border-radius: var(--radius-sm);
    /* font-weight: 600; */
    font-size: 15px;
    transition: all var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
    color: #fff;
    box-shadow: 0 8px 24px rgba(19, 102, 236, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 36px rgba(19, 102, 236, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-primary:hover::before {
    transform: translateX(100%);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 4px 14px rgba(19, 102, 236, 0.28);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.6);
    color: var(--text);
    border-color: var(--border-strong);
    backdrop-filter: blur(8px);
}

.btn-ghost:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 8px 24px rgba(19, 102, 236, 0.1);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
    font-weight: 600;
}

.btn-block {
    width: 100%;
}

.text-gradient {
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2), var(--orange), var(--cyan));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-flow 4s ease infinite;
}

@keyframes gradient-flow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* 顶部信任条 */
.trust-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    background: linear-gradient(90deg, #0b1120 0%, #151c2c 100%);
    color: rgba(255, 255, 255, 0.85);
    font-size: 12px;
    padding: 8px 0;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.trust-bar.hidden {
    transform: translateY(-100%);
}

.trust-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.trust-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.trust-item svg {
    color: var(--cyan-3);
}

.trust-item strong {
    color: #fff;
    font-weight: 700;
}

.trust-divider {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
}

/* 导航 */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition);
    border-bottom: 1px solid transparent;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px);
    border-bottom-color: var(--border);
    padding: 10px 0;
}

body.has-trust-bar .site-header {
    top: 36px;
}

body.has-trust-bar .site-header.scrolled {
    top: 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo img,
.logo svg {
    height: 42px;
    width: auto;
    display: block;
}

.footer-brand .logo img,
.footer-brand .logo svg {
    height: 48px;
}

.main-nav {
    display: flex;
    gap: 64px;
}

.main-nav a {
    font-size: 18px;
    color: var(--text-2);
    transition: color var(--transition);
    position: relative;
}

.main-nav a:hover {
    color: var(--text);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--cyan);
    transition: width var(--transition);
}

.main-nav a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-toggle {
    display: none;
    width: 36px;
    height: 36px;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: all var(--transition);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 132px 0 48px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: radial-gradient(ellipse at 80% 0%, rgba(50, 118, 255, 0.04) 0%, transparent 45%),
                radial-gradient(ellipse at 20% 100%, rgba(121, 78, 255, 0.03) 0%, transparent 40%);
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.06;
    animation: float 10s ease-in-out infinite;
}

.orb-1 {
    width: 420px;
    height: 420px;
    background: var(--cyan);
    top: -120px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 360px;
    height: 360px;
    background: var(--orange);
    top: 30%;
    right: -120px;
    animation-delay: -3s;
}

.orb-3 {
    width: 280px;
    height: 280px;
    background: var(--cyan-2);
    bottom: -80px;
    left: 35%;
    animation-delay: -6s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.08); }
}

.particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particles span {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--cyan);
    border-radius: 50%;
    opacity: 0.25;
    animation: particle-rise 12s linear infinite;
}

@keyframes particle-rise {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1200px;
    padding-top: 60px;
    padding-bottom: 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 180px);
}

.hero-tags {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 22px;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-2);
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
}

.hero-tag:hover {
    border-color: rgba(19, 102, 236, 0.25);
    transform: translateY(-2px);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px 8px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 14px;
    color: var(--text-2);
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease-out both;
}

.live-tag {
    padding: 3px 8px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--orange);
    box-shadow: 0 0 10px var(--orange);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
    font-size: clamp(44px, 7vw, 62px);
    font-weight: 600;
    line-height: 1.05;
    letter-spacing: -2.2px;
    margin-bottom: 54px;
    animation: fadeInUp 0.8s ease-out 0.15s both;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-2);
    max-width: 820px;
    margin: 0 auto 32px;
    animation: fadeInUp 0.8s ease-out 0.3s both;
    line-height: 1.75;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 0.45s both;
}

/* 标题逐字动画 */
.hero-title .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(18px);
    animation: char-in 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.hero-title .text-gradient .char {
    background: linear-gradient(135deg, #1366ec 0%, #794eff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes char-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 向下滚动引导 */
.hero-scroll {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-2);
    font-size: 12px;
    font-weight: 500;
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.9s both, scroll-bounce 2s ease-in-out 1.7s infinite;
}

.hero-scroll svg {
    width: 18px;
    height: 18px;
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

.hero-dashboard {
    width: 100%;
    max-width: 1040px;
    margin: 0 auto;
    animation: fadeInUp 0.9s ease-out 0.6s both;
    perspective: 1400px;
    position: relative;
}

.hero-dashboard::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, rgba(19, 102, 236, 0.35), rgba(121, 78, 255, 0.25), rgba(0, 198, 255, 0.2));
    border-radius: calc(var(--radius) + 2px);
    z-index: -1;
    filter: blur(8px);
    opacity: 0.6;
}

.hero-dashboard .browser-frame {
    border-radius: var(--radius);
    box-shadow: 0 32px 80px rgba(15, 23, 42, 0.16), 0 12px 32px rgba(19, 102, 236, 0.1);
    transform: rotateX(3deg) scale(0.98);
    transform-origin: center bottom;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    background: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.hero-dashboard:hover .browser-frame {
    transform: rotateX(0deg) scale(1);
    box-shadow: 0 40px 100px rgba(15, 23, 42, 0.2), 0 16px 40px rgba(19, 102, 236, 0.14);
}

.hero-dashboard .template-screen {
    max-height: 460px;
    overflow: hidden;
    background: #ffffff;
}

.hero-dashboard .template-screen img {
    width: 100%;
    height: auto;
    display: block;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 56px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-sports {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.hero-sports > div {
    position: absolute;
    opacity: 0.7;
    animation: sport-float 8s ease-in-out infinite;
}

.ball-1 { top: 18%; left: 8%; animation-delay: 0s; }
.ball-2 { top: 28%; right: 10%; animation-delay: -2.5s; }
.ball-3 { bottom: 22%; left: 12%; animation-delay: -5s; }
.sport-trophy { bottom: 18%; right: 8%; animation-delay: -3.5s; }

@keyframes sport-float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-16px) rotate(8deg); }
}

.hstat {
    text-align: center;
}

.hstat strong {
    font-size: 36px;
    font-weight: 800;
    color: var(--text);
}

.hstat span {
    font-size: 18px;
    color: var(--cyan);
    font-weight: 700;
    margin-left: 2px;
}

.hstat p {
    font-size: 14px;
    color: var(--text-3);
    margin-top: 4px;
}

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

/* 通用区块 */
.section {
    padding: 32px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 44px;
}

.section-tag {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(19, 102, 236, 0.06);
    color: var(--cyan);
    border: 1px solid rgba(19, 102, 236, 0.12);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
    margin-bottom: 14px;
}

.section-title {
    font-size: clamp(28px, 3.8vw, 32px);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -1px;
    margin-bottom: 14px;
}

.section-title .text-gradient {
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2), var(--orange), var(--cyan));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-flow 4s ease infinite;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-2);
    line-height: 1.7;
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 推广效果数据 */
.impact {
    /* background: var(--bg-2); */
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.impact-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 18px;
    text-align: center;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-card);
}

.impact-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--surface-2), var(--bg));
    border: 1px solid var(--border);
    border-radius: 14px;
    margin-bottom: 16px;
    box-shadow: 0 4px 14px rgba(37, 41, 49, 0.05);
}

.impact-icon svg {
    transform: scale(1);
}

.impact-card:hover {
    transform: translateY(-6px);
    border-color: rgba(19, 102, 236, 0.22);
    background: var(--surface);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.1);
}

.impact-value {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
    margin-bottom: 12px;
}

.impact-number {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.impact-number strong {
    font-size: 38px;
    font-weight: 900;
    color: var(--text);
    line-height: 1;
    letter-spacing: -1.5px;
}

.impact-number span {
    font-size: 15px;
    color: var(--text-2);
    font-weight: 700;
}

.impact-arrow {
    margin-top: 4px;
    flex-shrink: 0;
}

.impact-arrow.up {
    color: var(--success);
}

.impact-arrow.down {
    color: #f59e0b;
}

.impact-card p {
    font-size: 14px;
    color: var(--text-2);
}

/* 图文介绍 */
.showcase {
    background: var(--bg-2);
}

.showcase-tabs {
    display: grid;
    grid-template-columns: 1fr minmax(0, 600px);
    grid-template-areas: "text image";
    gap: 48px;
    align-items: start;
    padding: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.showcase-tabs + .showcase-tabs,
.showcase-tabs + .feature-row,
.feature-row + .showcase-tabs {
    margin-top: 48px;
}

.showcase-tabs-left {
    grid-area: text;
}

.showcase-tabs-right {
    grid-area: image;
}

/* 下方产品截图块：图片在左、文字在右，图片宽度固定 600px */
.showcase-tabs:not(.cluster-tabs) {
    grid-template-columns: minmax(0, 600px) 1fr;
    grid-template-areas: "image text";
}

.showcase-tabs-left {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.45s ease-out both;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 42px;
    line-height: 1.22;
    letter-spacing: -0.5px;
}

.tab-content h3 .text-gradient {
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2), var(--orange), var(--cyan));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-flow 4s ease infinite;
}

.tab-content > p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 16px;
    max-width: 460px;
}

.showcase-stat {
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
    padding: 0;
    margin-bottom: 4px;
}

.showcase-stat strong {
    font-size: 42px;
    font-weight: 900;
    color: var(--text);
    line-height: 1;
    letter-spacing: -1.5px;
}

.showcase-stat span {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
}

.showcase-stat p {
    margin: 0 0 0 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-2);
    line-height: 1.4;
    align-self: flex-end;
    padding-bottom: 8px;
}

.tab-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tab-btn {
    display: inline-flex;
    align-items: center;
    padding: 9px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-2);
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.03);
}

.tab-btn:hover {
    border-color: rgba(19, 102, 236, 0.25);
    color: var(--text);
    transform: translateY(-2px);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
    color: #fff;
    border-color: transparent;
    box-shadow: var(--shadow-cyan);
}

.showcase-tabs-right {
    position: relative;
}

.tab-panel {
    display: none;
    animation: fadeIn 0.5s ease-out both;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.showcase-image {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(15, 23, 42, 0.06);
    aspect-ratio: 500 / 322;
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
}

.showcase-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* 特色功能补充 */
.features-extra {
    background: var(--bg);
}

.feature-row {
    display: grid;
    grid-template-columns: minmax(0, 600px) 1fr;
    grid-template-areas: "image text";
    gap: 48px;
    align-items: start;
    padding: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.feature-row.reverse {
    grid-template-columns: 1fr minmax(0, 600px);
    grid-template-areas: "text image";
}

.feature-row + .feature-row {
    margin-top: 48px;
}

.feature-row-text {
    grid-area: text;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.feature-row-text h3 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -0.6px;
}

.feature-row-text h3 .text-gradient {
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2), var(--orange), var(--cyan));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-flow 4s ease infinite;
}

.feature-row-text > p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
    max-width: 580px;
}

.feature-row-image {
    grid-area: image;
}

.feature-points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 1fr;
    gap: 16px;
    margin-top: 4px;
}

.feature-point {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    min-height: 120px;
    height: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.feature-point:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    border-color: rgba(19, 102, 236, 0.22);
}

.feature-point::before {
    content: '';
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    padding: 10px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") no-repeat center / 18px, linear-gradient(135deg, #1366ec 0%, #4f7cff 100%);
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(19, 102, 236, 0.18);
}

.feature-point h4 {
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 6px;
    color: var(--text);
    letter-spacing: -0.2px;
}

.feature-point p {
    font-size: 12px;
    color: var(--text-2);
    line-height: 1.6;
}

/* AI 能力矩阵 */
.ai-matrix {
    background: var(--bg);
	
}

.ai-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.ai-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.ai-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--cyan), var(--cyan-2));
    opacity: 0;
    transition: opacity var(--transition);
}

.ai-card:hover {
    transform: translateY(-4px);
    border-color: rgba(19, 102, 236, 0.18);
    box-shadow: var(--shadow-card-hover);
}

.ai-card:hover::before {
    opacity: 1;
}

.ai-num {
    font-size: 22px;
    font-weight: 900;
    color: transparent;
    -webkit-text-stroke: 1px var(--cyan);
    margin-bottom: 8px;
}

.ai-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 5px;
}

.ai-card p {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.6;
}

/* 模板市场 */
.templates {
    background: var(--bg-2);
}

.templates-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.template-card {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
    box-shadow: var(--shadow-card);
    text-decoration: none;
    color: inherit;
}

.template-card:hover {
    transform: translateY(-4px);
    border-color: rgba(19, 102, 236, 0.18);
    box-shadow: var(--shadow-card-hover);
}

.template-preview {
    background: var(--bg-3);
    padding: 12px 12px 0;
    border-bottom: 1px solid var(--border);
}

.browser-frame {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px 12px 0 0;
    overflow: hidden;
}

.browser-dots {
    display: flex;
    gap: 5px;
    padding: 10px 12px;
    background: #f1f5f9;
    border-bottom: 1px solid #e2e8f0;
}

.browser-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.browser-dots span:nth-child(1) { background: #ff5f57; }
.browser-dots span:nth-child(2) { background: #febc2e; }
.browser-dots span:nth-child(3) { background: #28c840; }

.template-screen {
    height: 210px;
    overflow: hidden;
    background: #ffffff;
}

.template-screen img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 4.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.template-card:hover .template-screen img {
    transform: translateY(calc(210px - 100%));
}

.template-info {
    padding: 16px;
}

.template-info h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.template-info p {
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 10px;
}

.template-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.template-tag {
    padding: 4px 10px;
    background: rgba(121, 78, 255, 0.1);
    color: var(--cyan-2);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.template-count {
    font-size: 13px;
    color: var(--text-3);
}

/* 站群能力 */
.cluster-tabs {
    padding: 40px;
	
}

.cluster-tabs .showcase-tabs-left {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.cluster-header h2 {
    font-size: clamp(26px, 3.4vw, 32px);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -0.8px;
    margin-bottom: 42px;
}

.cluster-header p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.65;
    max-width: 480px;
}

.cluster-stat {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 10px;
}

.cluster-stat strong {
    font-size: 50px;
    font-weight: 900;
    color: var(--text);
    line-height: 1;
    letter-spacing: -2px;
}

.cluster-stat span {
    font-size: 24px;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}

.cluster-stat p {
    margin-left: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-2);
    align-self: flex-end;
    padding-bottom: 10px;
}

.cluster-desc {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.7;
    max-width: 460px;
}

.cluster-tabs .tab-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.cluster-tabs .tab-btn {
    padding: 9px 18px;
    font-size: 13px;
}

/* 采集流程 */
.collection {
    background: var(--bg);
}

.flow {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    position: relative;
}

.flow-line {
    position: absolute;
    top: 22px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--orange));
    opacity: 0.25;
}

.flow-step {
    position: relative;
    z-index: 1;
    flex: 1;
    text-align: center;
}

.flow-num {
    width: 44px;
    height: 44px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-3);
    border: 2px solid var(--cyan);
    color: var(--cyan);
    font-size: 14px;
    font-weight: 800;
    box-shadow: var(--shadow-cyan);
}

.flow-step h3 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 5px;
}

.flow-step p {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.6;
}

/* 数据指标 */
.metrics {
    background: var(--bg-2);
    padding: 40px 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.metric {
    text-align: center;
    padding: 18px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
}

.metric strong {
    font-size: 34px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2), var(--orange));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metric span {
    font-size: 14px;
    color: var(--text-2);
    font-weight: 700;
}

.metric p {
    font-size: 13px;
    color: var(--text-2);
    margin-top: 4px;
}

/* 客户案例 */
.cases {
    background: var(--bg);
}

.logo-wall {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}

.logo-item {
    padding: 9px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-2);
    font-weight: 600;
    font-size: 13px;
    transition: all var(--transition);
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.03);
}

.logo-item:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(15, 23, 42, 0.04);
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.case-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: all var(--transition);
    box-shadow: var(--shadow-card);
}

.case-card:hover {
    border-color: rgba(19, 102, 236, 0.18);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.case-logo {
    font-size: 15px;
    font-weight: 800;
    color: var(--cyan);
    margin-bottom: 8px;
}

.case-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 6px;
}

.case-card p {
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 12px;
    line-height: 1.6;
}

.case-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.case-tags span {
    padding: 4px 10px;
    background: rgba(19, 102, 236, 0.08);
    color: var(--cyan);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

/* 价格方案 */
.pricing {
    background: var(--bg-2);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    align-items: start;
}

.pricing-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 18px;
    transition: all var(--transition);
    position: relative;
    box-shadow: var(--shadow-card);
}

.pricing-card:hover {
    transform: translateY(-4px);
}

.pricing-featured {
    background: linear-gradient(180deg, rgba(19,102,236,0.04), rgba(121,78,255,0.02));
    border-color: rgba(121, 78, 255, 0.18);
    box-shadow: var(--shadow-card-hover);
    transform: scale(1.01);
}

.pricing-featured:hover {
    transform: scale(1.01) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -11px;
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 16px;
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
    color: #fff;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.pricing-card h3 {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 4px;
}

.pricing-desc {
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 12px;
}

.pricing-price {
    margin-bottom: 16px;
}

.pricing-price strong {
    font-size: 34px;
    font-weight: 900;
}

.pricing-price span {
    font-size: 13px;
    color: var(--text-3);
}

.pricing-list {
    list-style: none;
    margin-bottom: 18px;
}

.pricing-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.5;
}

.pricing-list li::before {
    content: '';
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin-top: 1px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231366ec' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") no-repeat center / contain;
}

/* FAQ */
.faq {
    background: var(--bg);
}

.faq-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 32px;
    align-items: start;
}

.faq-text .section-tag,
.faq-text .section-title,
.faq-text .section-subtitle {
    text-align: left;
    margin-left: 0;
}

.faq-text .section-subtitle {
    margin-bottom: 20px;
}

.faq-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 16px 20px;
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 14px;
    font-weight: 600;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: color var(--transition);
}

.faq-question:hover {
    color: var(--cyan);
}

.faq-icon {
    font-size: 18px;
    font-weight: 300;
    transition: transform var(--transition);
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
}

.faq-answer p {
    padding: 0 20px 16px;
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.7;
}

/* 价格方案内表单 */
.pricing-form {
    margin-top: 40px;
    text-align: center;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
    padding: 32px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 16px 48px rgba(39, 43, 51, 0.05);
}

.pricing-form h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 8px;
}

.pricing-form > p {
    font-size: 14px;
    color: var(--text-2);
    margin-bottom: 20px;
}

.pricing-form-inner {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}

.pricing-form-inner input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.pricing-form-inner input:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(50, 118, 255, 0.1);
}

.pricing-form-inner input::placeholder {
    color: var(--text-3);
}

.pricing-form-note {
    font-size: 13px;
    color: var(--text-3);
}

/* 页脚 */
.site-footer {
    background: var(--bg-2);
    padding: 36px 0 18px;
  
    color: var(--text);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
    gap: 28px;
    margin-bottom: 28px;
}

.footer-brand .logo {
    margin-bottom: 10px;
    color: var(--text);
}

.footer-brand p {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.65;
    max-width: 260px;
}

.footer-links h4 {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}

.footer-links a,
.footer-links p {
    display: block;
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 7px;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--cyan);
}

.footer-bottom {
    text-align: center;
    padding-top: 18px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-size: 12px;
    color: var(--text-3);
}

/* 在线客服组件 */
.contact-widget {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 999;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
}

/* 主浮标按钮 */
.cw-main-btn {
    position: relative;
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
    color: #fff;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(19, 102, 236, 0.32);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: cw-fab-in 0.5s ease-out 1s both, cw-fab-pulse 3s ease-in-out 2.5s infinite;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cw-main-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 32px rgba(19, 102, 236, 0.42);
}

.cw-main-btn:active {
    transform: translateY(-1px) scale(0.98);
}

.cw-main-icon {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.cw-main-icon svg {
    width: 26px;
    height: 26px;
}

.cw-main-btn .open {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.cw-main-btn .close {
    opacity: 0;
    transform: rotate(-90deg) scale(0.7);
}

.cw-main-btn.active .open {
    opacity: 0;
    transform: rotate(90deg) scale(0.7);
}

.cw-main-btn.active .close {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.cw-main-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 10px;
    height: 10px;
    background: #ef4444;
    border: 2px solid #fff;
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(239, 68, 68, 0.4);
}

/* 聊天面板 */
.contact-widget-panel {
    position: fixed;
    right: 88px;
    bottom: 24px;
    width: 380px;
    max-width: calc(100vw - 120px);
    max-height: calc(100vh - 48px);
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.18), 0 8px 24px rgba(19, 102, 236, 0.1);
    border: 1px solid var(--border);
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px) scale(0.96);
    transform-origin: right bottom;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    pointer-events: none;
    display: flex;
    flex-direction: column;
}

.contact-widget-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* 面板头部 */
.cw-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
    color: #fff;
    position: relative;
    flex-shrink: 0;
}

.cw-avatar-wrap {
    position: relative;
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.cw-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.45);
    object-fit: cover;
}

.cw-avatar-wrap::after {
    content: '';
    position: absolute;
    right: 1px;
    bottom: 1px;
    width: 11px;
    height: 11px;
    background: #4ad504;
    border: 2px solid #fff;
    border-radius: 50%;
}

.cw-head-info {
    flex: 1;
    min-width: 0;
}

.cw-head-info .cw-name {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.3;
}

.cw-head-info .cw-time {
    font-size: 12px;
    opacity: 0.92;
    margin-top: 3px;
}

.cw-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    transition: background 0.2s ease;
}

.cw-close:hover {
    background: rgba(255, 255, 255, 0.28);
}

.cw-close svg {
    width: 15px;
    height: 15px;
}

/* 面板主体 */
.cw-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 16px 20px 76px;
    background: #f7f8fa;
}

.cw-timestamp {
    text-align: center;
    font-size: 12px;
    color: var(--text-3);
    margin-bottom: 16px;
}

.cw-msg {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-bottom: 20px;
}

.cw-msg-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 1px solid var(--border);
}

.cw-msg-bubble {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 4px 16px 16px 16px;
    padding: 12px 14px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--text);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
    max-width: calc(100% - 50px);
}

.cw-msg-bubble a {
    color: var(--cyan);
    text-decoration: underline;
}

.cw-msg-bubble a:hover {
    color: var(--cyan-2);
}

/* 联系渠道 */
.cw-channels-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
    text-align: center;
    margin: 24px 0 14px;
}

.cw-channels {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.cw-channel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex: 1;
    min-width: 0;
    max-width: 92px;
    padding: 14px 8px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--text-2);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.03);
}

.cw-channel:hover {
    transform: translateY(-3px);
    border-color: rgba(19, 102, 236, 0.25);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}

.cw-channel svg {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.cw-channel.weixin {
    color: #07c160;
}

.cw-channel.weixin:hover {
    border-color: rgba(7, 193, 96, 0.35);
    background: rgba(7, 193, 96, 0.03);
}

.cw-channel.qq {
    color: #12b7f5;
}

.cw-channel.qq:hover {
    border-color: rgba(18, 183, 245, 0.35);
    background: rgba(18, 183, 245, 0.03);
}

.cw-channel.whatsapp {
    color: #25d366;
}

.cw-channel.whatsapp:hover {
    border-color: rgba(37, 211, 102, 0.35);
    background: rgba(37, 211, 102, 0.03);
}

/* 面板底部 */
.cw-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px 20px;
    background: #fff;
    border-top: 1px solid var(--border);
    text-align: center;
    flex-shrink: 0;
}

.cw-footer-text {
    font-size: 12px;
    color: var(--text-3);
}

/* 二维码弹窗 */
.cw-qr-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.25s ease;
}

.cw-qr-modal.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.cw-qr-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(3px);
}

.cw-qr-box {
    position: relative;
    width: 300px;
    max-width: calc(100vw - 48px);
    padding: 28px 24px 24px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.25);
    text-align: center;
    transform: translateY(16px) scale(0.96);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.cw-qr-modal.open .cw-qr-box {
    transform: translateY(0) scale(1);
}

.cw-qr-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: var(--text-3);
    cursor: pointer;
    transition: all 0.2s ease;
}

.cw-qr-close:hover {
    background: var(--surface-2);
    color: var(--text);
}

.cw-qr-close svg {
    width: 16px;
    height: 16px;
}

.cw-qr-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
}

.cw-qr-img-wrap {
    width: 180px;
    height: 180px;
    margin: 0 auto 14px;
    padding: 10px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cw-qr-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.cw-qr-tips {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.5;
}

@keyframes cw-fab-in {
    from { opacity: 0; transform: translateY(20px) scale(0.9); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes cw-fab-pulse {
    0%, 100% { box-shadow: 0 8px 24px rgba(19, 102, 236, 0.32); }
    50% { box-shadow: 0 10px 32px rgba(19, 102, 236, 0.48); }
}
/* 响应式 */
@media (max-width: 1024px) {
    .trust-bar-inner {
        gap: 12px;
        padding: 0 8px;
    }

    .trust-divider {
        display: none;
    }

    .hero {
        padding: 130px 0 48px;
    }

    .section {
        padding: 56px 0;
    }

    .impact-grid,
    .ai-grid,
    .templates-grid,
    .case-grid,
    .pricing-grid,
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .showcase-tabs,
    .showcase-tabs:not(.cluster-tabs) {
        grid-template-columns: 1fr;
        grid-template-areas: "image" "text";
        gap: 24px;
        padding: 28px;
    }

    .showcase-tabs-left,
    .showcase-tabs:not(.cluster-tabs) .showcase-tabs-left {
        grid-area: text;
        gap: 18px;
    }

    .showcase-tabs-right,
    .showcase-tabs:not(.cluster-tabs) .showcase-tabs-right {
        grid-area: image;
    }

    .tab-content h3 {
        font-size: 24px;
    }

    .showcase-stat strong {
        font-size: 40px;
    }

    .showcase-tabs + .showcase-tabs,
    .showcase-tabs + .feature-row,
    .feature-row + .showcase-tabs {
        margin-top: 32px;
    }

    .feature-row,
    .feature-row.reverse {
        grid-template-columns: 1fr;
        grid-template-areas: "image" "text";
        gap: 24px;
        padding: 28px;
    }

    .feature-row + .feature-row {
        margin-top: 32px;
    }

    .feature-points {
        grid-template-columns: 1fr;
    }

    .cluster-tabs {
        gap: 28px;
    }

    .cluster-header,
    .cluster-stat,
    .cluster-desc {
        text-align: left;
        margin-left: 0;
        margin-right: 0;
    }

    .cluster-stat {
        justify-content: flex-start;
    }

    .cluster-tabs .tab-buttons {
        justify-content: flex-start;
    }

    .faq-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .faq-text .section-tag,
    .faq-text .section-title,
    .faq-text .section-subtitle {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }

    .faq-text .btn {
        display: table;
        margin: 0 auto;
    }

    .dashboard {
        transform: none;
    }

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

@media (max-width: 768px) {
    .trust-bar {
        display: none;
    }

    .site-header,
    body.has-trust-bar .site-header {
        top: 0;
    }

    .main-nav {
        position: fixed;
        top: 64px;
        left: 16px;
        right: 16px;
        flex-direction: column;
        gap: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(16px);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 12px;
        transform: translateY(-20px);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition);
        box-shadow: 0 20px 60px rgba(39, 43, 51, 0.1);
    }

    .main-nav.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .main-nav a {
        padding: 14px 18px;
        border-radius: 8px;
    }

    .main-nav a:hover {
        background: var(--surface);
    }

    .main-nav a::after {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .menu-toggle.open span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .menu-toggle.open span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.open span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero {
        min-height: auto;
        padding: 110px 0 48px;
    }

    .hero-content {
        min-height: auto;
    }

    .hero-title {
        font-size: 34px;
        letter-spacing: -1.2px;
    }

    .hero-desc {
        font-size: 15px;
    }

    .hero-tags {
        gap: 8px;
    }

    .hero-tag {
        padding: 6px 12px;
        font-size: 12px;
    }

    .hero-dashboard {
        max-width: 100%;
    }

    .hero-dashboard .template-screen {
        max-height: 260px;
    }

    .hero-dashboard .browser-frame {
        transform: rotateX(0deg);
    }

    .hero-stats {
        gap: 24px;
    }

    .section {
        padding: 40px 0;
    }

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

    .impact-grid,
    .ai-grid,
    .templates-grid,
    .case-grid,
    .pricing-grid,
    .metrics-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .impact-card {
        padding: 18px 12px;
    }

    .impact-number strong {
        font-size: 32px;
    }

    .showcase-tabs {
        gap: 24px;
    }

    .showcase-tabs-left {
        gap: 18px;
    }

    .tab-content h3 {
        font-size: 24px;
        margin-bottom: 10px;
    }

    .tab-content > p {
        font-size: 14px;
        margin-bottom: 14px;
    }

    .showcase-stat strong {
        font-size: 38px;
    }

    .showcase-stat span {
        font-size: 18px;
    }

    .showcase-stat p {
        font-size: 13px;
        padding-bottom: 6px;
    }

    .tab-buttons {
        gap: 8px;
    }

    .tab-btn {
        padding: 8px 16px;
        font-size: 13px;
    }

    .cluster-tabs {
        gap: 24px;
    }

    .cluster-header h2 {
        font-size: 24px;
        margin-bottom: 10px;
    }

    .cluster-header p,
    .cluster-desc {
        font-size: 14px;
    }

    .cluster-stat strong {
        font-size: 44px;
        letter-spacing: -1.5px;
    }

    .cluster-stat span {
        font-size: 22px;
    }

    .cluster-stat p {
        font-size: 13px;
        padding-bottom: 8px;
    }

    .flow {
        flex-direction: column;
        gap: 28px;
    }

    .flow-line {
        display: none;
    }

    .flow-step {
        text-align: left;
        display: flex;
        gap: 16px;
        align-items: flex-start;
    }

    .flow-num {
        margin: 0;
        flex-shrink: 0;
    }

    .pricing-featured {
        transform: none;
    }

    .pricing-form {
        padding: 28px 20px;
    }

    .pricing-form h3 {
        font-size: 22px;
    }

    .pricing-form-inner {
        flex-direction: column;
    }

    .faq-question {
        padding: 14px 18px;
        font-size: 14px;
    }

    .contact-widget {
        right: 12px;
        bottom: 12px;
        gap: 8px;
    }

    .cw-fab-bar {
        gap: 8px;
    }

    .cw-fab-btn {
        width: 46px;
        min-height: 46px;
        padding: 8px 6px;
    }

    .cw-fab-btn svg {
        width: 18px;
        height: 18px;
    }

    .cw-fab-btn .fab-text {
        font-size: 10px;
        letter-spacing: 0.5px;
    }

    .contact-widget-panel {
        right: 62px;
        bottom: 12px;
        width: calc(100vw - 80px);
        max-width: 340px;
        max-height: calc(100vh - 24px);
    }

    .cw-channels {
        gap: 10px;
    }

    .cw-channel {
        width: 58px;
        padding: 10px 4px;
    }
}