/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    width: 100%;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    min-height: calc(var(--vh, 1vh) * 100);
    height: auto;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #1e293b;
    overflow-x: hidden;
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    min-height: calc(var(--vh, 1vh) * 100);
    height: auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img,
video {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 移动端优化 */
* {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* 触摸友好的交互元素 */
button,
    .btn-primary,
    .btn-secondary,
    .nav-toggle,
    .tab-btn,
    .dapp-link,
    .resource-btn,
    .social-links a,
    .store-btn {
    cursor: pointer;
    -webkit-tap-highlight-color: rgba(0, 102, 204, 0.2);
    transition: all 0.2s ease;
    touch-action: manipulation;
}

button:active,
.btn-primary:active,
.btn-secondary:active,
.nav-toggle:active,
.tab-btn:active,
.dapp-link:active,
.resource-btn:active,
.social-links a:active {
    transform: scale(0.98);
}

/* 移动端滚动优化 */
@media (max-width: 768px) {
    * {
        -webkit-overflow-scrolling: touch;
    }

    body {
        -webkit-overflow-scrolling: touch;
        overflow-x: hidden;
    }

    html {
        overflow-x: hidden;
    }

    /* 防止水平滚动 */
    .hero-container {
        box-sizing: border-box;
    }

    /* 减少移动端动画复杂度 */
    .particle {
        animation-duration: 25s !important;
    }

    .shape {
        animation-duration: 30s !important;
        opacity: 0.05 !important;
    }

    .glow {
        animation-duration: 12s !important;
        opacity: 0.1 !important;
    }

    .wave {
        animation-duration: 20s !important;
        opacity: 0.02 !important;
    }

    /* 减少粒子数量在移动端 */
    .particles-container .particle:nth-child(n+21) {
        display: none;
    }

    .geometric-shapes .shape:nth-child(n+4) {
        display: none;
    }

    .glow-effects .glow:nth-child(n+3) {
        display: none;
    }

    .waves-container .wave:nth-child(n+3) {
        display: none;
    }

    .hero-title,
    .hero-subtitle {
        word-wrap: break-word;
        hyphens: auto;
    }

    /* 确保按钮不会溢出 */
    .hero-buttons {
        box-sizing: border-box;
        padding: 0 10px;
    }

    .hero-buttons button {
        box-sizing: border-box;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* 统计数据容器优化 */
    .hero-stats {
        box-sizing: border-box;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    color: #0066cc;
    background: transparent;
}

.logo-image {
    height: 100px;
    width: auto;
    margin-right: 0;
    display: block;
    object-fit: contain;
    background: transparent;
    background-color: transparent;
    mix-blend-mode: normal;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu.active {
    display: flex;
}

.nav-link {
    text-decoration: none;
    color: #475569;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-link:hover,
.nav-link.active {
    color: #0066cc;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #0066cc;
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-btn {
    background: linear-gradient(135deg, #0066cc, #0099ff);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.nav-btn:hover {
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 语言切换器样式 */
#language-switcher {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
    border: 1px solid rgba(0, 102, 204, 0.15);
    box-shadow: 0 2px 8px rgba(0, 102, 204, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

#language-switcher:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 1), rgba(240, 247, 255, 0.95));
    border-color: rgba(0, 102, 204, 0.25);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.15);
    transform: translateY(-1px);
}

#language-switcher:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(0, 102, 204, 0.12);
}

.lang-flag {
    font-size: 1.3rem;
    line-height: 1;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.lang-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: #1e293b;
    letter-spacing: 0.01em;
}

#language-switcher .fa-chevron-down {
    font-size: 0.65rem;
    color: #64748b;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-left: 2px;
}

#language-switcher:hover .fa-chevron-down {
    transform: translateY(1px);
    color: #0066cc;
}

#language-switcher.open .fa-chevron-down {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 102, 204, 0.08);
    min-width: 180px;
    z-index: 1001;
    overflow: hidden;
    border: 1px solid rgba(0, 102, 204, 0.1);
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.lang-dropdown.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.lang-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.lang-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, #0066cc, #0099ff);
    border-radius: 0 2px 2px 0;
    transition: height 0.2s ease;
}

.lang-item:hover {
    background: linear-gradient(90deg, rgba(0, 102, 204, 0.08), rgba(0, 102, 204, 0.03));
    padding-left: 20px;
}

.lang-item:hover::before {
    height: 60%;
}

.lang-item.active {
    background: linear-gradient(90deg, rgba(0, 102, 204, 0.12), rgba(0, 102, 204, 0.05));
    color: #0066cc;
    font-weight: 600;
    padding-left: 20px;
}

.lang-item.active::before {
    height: 70%;
}

.lang-item .lang-flag {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.lang-item .lang-name {
    flex: 1;
    font-size: 0.95rem;
    color: inherit;
}

/* RTL 支持 */
body.rtl {
    direction: rtl;
}

body.rtl .nav-container {
    flex-direction: row-reverse;
}

body.rtl .nav-menu {
    flex-direction: row-reverse;
}

body.rtl .lang-dropdown {
    right: auto;
    left: 0;
}

body.rtl .hero-container {
    flex-direction: row-reverse;
}

body.rtl .about-intro {
    flex-direction: row-reverse;
}

body.rtl .footer-content {
    direction: rtl;
}

body.rtl .footer-bottom {
    flex-direction: row-reverse;
}

body.rtl .dapp-link i.fa-arrow-right {
    transform: scaleX(-1);
}

body.rtl .hero-buttons {
    flex-direction: row-reverse;
}

body.rtl .ecosystem-tabs {
    flex-direction: row-reverse;
}

body.rtl .hero-stats {
    flex-direction: row-reverse;
}

@media (max-width: 768px) {
    #language-switcher {
        padding: 8px 12px;
        gap: 6px;
        border-radius: 10px;
    }

    .lang-name {
        font-size: 0.85rem;
    }

    .lang-dropdown {
        right: 0;
        left: auto;
        min-width: 160px;
        top: calc(100% + 8px);
    }

    .lang-item {
        padding: 12px 16px;
        gap: 10px;
    }

    .lang-item .lang-name {
        font-size: 0.9rem;
    }

    body.rtl .lang-dropdown {
        left: 0;
        right: auto;
    }
}

@media (max-width: 480px) {
    #language-switcher {
        padding: 6px 10px;
    }

    .lang-name {
        display: none;
    }

    .lang-dropdown {
        min-width: 140px;
    }
}

/* Hero区域样式 */
.hero {
    min-height: calc((var(--vh, 1vh) * 100) - 70px);
    background: linear-gradient(135deg, 
        #0f172a 0%, 
        #1e293b 25%, 
        #0066cc 60%, 
        #0ea5e9 100%);
    background-size: 200% 200%;
    animation: gradient-shift 15s ease infinite;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    25% {
        background-position: 50% 0%;
    }
    50% {
        background-position: 100% 50%;
    }
    75% {
        background-position: 50% 100%;
    }
    100% {
        background-position: 0% 50%;
    }
}


@keyframes gradient-overlay {
    0% {
        background-position: 0% 0%;
        opacity: 0.7;
    }
    25% {
        background-position: 50% 0%;
        opacity: 0.85;
    }
    50% {
        background-position: 100% 50%;
        opacity: 0.75;
    }
    75% {
        background-position: 50% 100%;
        opacity: 0.8;
    }
    100% {
        background-position: 0% 0%;
        opacity: 0.7;
    }
}

/* 背景动画容器 */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    pointer-events: none;
}

/* 粒子系统 */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    pointer-events: none;
    animation: float 20s linear infinite;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

.particle:nth-child(odd) {
    background: rgba(240, 147, 251, 0.3);
    box-shadow: 0 0 8px rgba(240, 147, 251, 0.5);
    animation-duration: 25s;
    animation-delay: -5s;
}

.particle:nth-child(3n) {
    background: rgba(79, 172, 254, 0.3);
    box-shadow: 0 0 8px rgba(79, 172, 254, 0.5);
    animation-duration: 30s;
    animation-delay: -10s;
}

.particle:nth-child(4n) {
    background: rgba(0, 242, 254, 0.3);
    box-shadow: 0 0 8px rgba(0, 242, 254, 0.5);
    animation-duration: 22s;
    animation-delay: -7s;
}

.particle:nth-child(5n) {
    background: rgba(102, 126, 234, 0.35);
    box-shadow: 0 0 8px rgba(102, 126, 234, 0.5);
    animation-duration: 28s;
    animation-delay: -12s;
}

@keyframes float {
    0% {
        transform: translateY(100vh) translateX(0px) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
        transform: translateY(90vh) translateX(10px) scale(1);
    }
    90% {
        opacity: 1;
        transform: translateY(10vh) translateX(-10px) scale(1);
    }
    100% {
        transform: translateY(-10vh) translateX(20px) scale(0);
        opacity: 0;
    }
}

/* 几何图形动画 */
.geometric-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.shape {
    position: absolute;
    opacity: 0.2;
    animation: rotate 20s linear infinite;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

.shape-1 {
    top: 10%;
    left: 10%;
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    animation-duration: 25s;
    animation-delay: -5s;
}

.shape-2 {
    top: 60%;
    right: 15%;
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, rgba(118, 75, 162, 0.2), rgba(102, 126, 234, 0.2));
    clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
    animation-duration: 30s;
    animation-delay: -10s;
}

.shape-3 {
    top: 30%;
    left: 60%;
    width: 100px;
    height: 100px;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), rgba(102, 126, 234, 0.2));
    clip-path: circle(50% at 50% 50%);
    animation-duration: 35s;
    animation-delay: -15s;
}

.shape-4 {
    bottom: 20%;
    left: 20%;
    width: 70px;
    height: 70px;
    background: linear-gradient(45deg, rgba(118, 75, 162, 0.25), rgba(255, 255, 255, 0.1));
    clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
    animation-duration: 28s;
    animation-delay: -8s;
}

.shape-5 {
    top: 80%;
    right: 30%;
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.2), rgba(255, 255, 255, 0.15));
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    animation-duration: 22s;
    animation-delay: -12s;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 波浪效果 */
.waves-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.wave {
    position: absolute;
    opacity: 0.12;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, rgba(240, 147, 251, 0.2) 30%, transparent 70%);
    animation: wave-flow 15s ease-in-out infinite;
}

.wave-1 {
    top: 20%;
    left: -10%;
    width: 200px;
    height: 200px;
    animation-delay: -2s;
}

.wave-2 {
    top: 50%;
    right: -15%;
    width: 300px;
    height: 300px;
    animation-delay: -8s;
}

.wave-3 {
    bottom: 30%;
    left: 50%;
    width: 250px;
    height: 250px;
    animation-delay: -12s;
}

@keyframes wave-flow {
    0%, 100% {
        transform: scale(1) translate(0, 0);
        opacity: 0.05;
    }
    25% {
        transform: scale(1.2) translate(20px, -20px);
        opacity: 0.08;
    }
    50% {
        transform: scale(0.8) translate(-30px, 30px);
        opacity: 0.03;
    }
    75% {
        transform: scale(1.1) translate(40px, 20px);
        opacity: 0.06;
    }
}

/* 光晕效果 */
.glow-effects {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.glow {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.4) 0%, rgba(240, 147, 251, 0.3) 30%, rgba(79, 172, 254, 0.2) 60%, transparent 100%);
    animation: glow-pulse 8s ease-in-out infinite;
}

.glow-1 {
    top: 15%;
    left: 20%;
    width: 150px;
    height: 150px;
    animation-delay: -1s;
}

.glow-2 {
    top: 70%;
    right: 25%;
    width: 200px;
    height: 200px;
    animation-delay: -4s;
}

.glow-3 {
    bottom: 40%;
    left: 70%;
    width: 120px;
    height: 120px;
    animation-delay: -7s;
}

@keyframes glow-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.8;
    }
}

@supports (height: 100dvh) {
    .hero {
        min-height: calc(100dvh - 70px);
    }
}

@supports (-webkit-touch-callout: none) {
    html,
    body {
        min-height: -webkit-fill-available;
    }

    .hero {
        min-height: calc(-webkit-fill-available - 70px);
    }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.05"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.05"/><circle cx="50" cy="10" r="0.5" fill="%23ffffff" opacity="0.03"/><circle cx="90" cy="40" r="0.5" fill="%23ffffff" opacity="0.03"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg,
        rgba(102, 126, 234, 0.15) 0%,
        rgba(240, 147, 251, 0.12) 20%,
        rgba(79, 172, 254, 0.15) 40%,
        rgba(0, 242, 254, 0.12) 60%,
        rgba(102, 126, 234, 0.15) 80%,
        rgba(240, 147, 251, 0.12) 100%);
    background-size: 250% 250%;
    animation: gradient-overlay 30s ease-in-out infinite;
    pointer-events: none;
    opacity: 0.8;
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn-primary {
    background: white;
    color: #0066cc;
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: white;
    color: #0066cc;
}

.hero-visual {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    order: -1;
}

.network-visual {
    width: 300px;
    height: 300px;
    position: relative;
    margin: 0 auto;
    max-width: 90vw;
}

.node {
    position: absolute;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.node-1 { top: 20%; left: 20%; }
.node-2 { top: 20%; right: 20%; }
.node-3 { bottom: 20%; left: 20%; }
.node-4 { bottom: 20%; right: 20%; }
.node-5 { top: 50%; left: 50%; transform: translate(-50%, -50%); background: white; }

.connection {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
}

.conn-1 { top: 30%; left: 30%; width: 40%; height: 2px; }
.conn-2 { top: 50%; left: 30%; width: 40%; height: 2px; }
.conn-3 { left: 50%; top: 30%; width: 2px; height: 40%; }
.conn-4 { left: 50%; top: 50%; width: 2px; height: 20%; }

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-top: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* 通用区域样式 */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #333;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
}

/* 跨链桥区域 */
.bridge-section {
    background: #f8f9fa;
}

.bridge-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.bridge-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.bridge-card:hover {
    transform: translateY(-5px);
}

.bridge-icon {
    font-size: 3rem;
    color: #0066cc;
    margin-bottom: 20px;
}

.bridge-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
}

.bridge-card p {
    color: #666;
    line-height: 1.6;
}

.bridge-actions {
    text-align: center;
}

/* Swap区域 */
.swap-section {
    background: white;
}

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

.swap-widget {
    background: #f8f9fa;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.swap-header {
    text-align: center;
    margin-bottom: 30px;
}

.swap-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.swap-input {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

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

.input-group input {
    flex: 1;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
}

.input-group select {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 10px;
    background: white;
    min-width: 100px;
}

.swap-arrow {
    text-align: center;
    color: #666;
    font-size: 1.2rem;
}

.btn-swap {
    background: linear-gradient(135deg, #0066cc, #0099ff);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.btn-swap:hover {
    transform: translateY(-2px);
}

.swap-features {
    display: grid;
    gap: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.feature-item i {
    font-size: 2rem;
    color: #0066cc;
}

.feature-item h4 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: #333;
}

.feature-item p {
    color: #666;
}

/* 浏览器区域 */
.explorer-section {
    background: #f8f9fa;
}

.explorer-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.stat-icon {
    font-size: 2rem;
    color: #0066cc;
}

.stat-info .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
}

.stat-info .stat-name {
    color: #666;
    font-size: 0.9rem;
}

.explorer-search {
    margin-bottom: 40px;
}

.search-box {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    gap: 0;
}

.search-box input {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid #ddd;
    border-right: none;
    border-radius: 25px 0 0 25px;
    font-size: 1rem;
}

.search-btn {
    background: #0066cc;
    color: white;
    border: 2px solid #0066cc;
    padding: 15px 20px;
    border-radius: 0 25px 25px 0;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-btn:hover {
    background: #0052a3;
}

.explorer-actions {
    text-align: center;
}

/* 关于我们区域 */
.about-section {
    background: white;
}

/* 核心介绍 */
.about-intro {
    max-width: 1200px;
    margin: 0 auto 80px;
    display: flex;
    align-items: center;
    gap: 60px;
    padding: 40px 0;
}

.intro-visual {
    flex: 0 0 200px;
    position: relative;
}

.intro-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #0066cc, #0099ff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 10px 40px rgba(0, 102, 204, 0.3);
    position: relative;
    z-index: 2;
}

.intro-icon i {
    font-size: 3rem;
    color: white;
}

.intro-accent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 160px;
    height: 160px;
    border: 2px solid rgba(0, 102, 204, 0.2);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.accent-line {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, #0066cc);
}

.accent-dot {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: #0066cc;
    border-radius: 50%;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.intro-content {
    flex: 1;
}

.intro-highlight {
    margin-bottom: 20px;
}

.highlight-text {
    display: inline-block;
    background: linear-gradient(135deg, #0066cc, #0099ff);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-right: 15px;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.highlight-desc {
    color: #666;
    font-size: 0.9rem;
    font-weight: 500;
}

.dolphinode-brand {
    color: #0066cc;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 15px;
    position: relative;
}

.dolphinode-brand::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #0066cc, #0099ff);
    border-radius: 2px;
}

.intro-content h3 {
    font-size: 1.8rem;
    color: #555;
    margin-bottom: 40px;
    font-weight: 600;
    line-height: 1.4;
    position: relative;
    padding-left: 20px;
}

.intro-content h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 4px;
    height: 70%;
    background: linear-gradient(180deg, #0066cc, #0099ff);
    border-radius: 2px;
}

.intro-text p {
    font-size: 1rem;
    line-height: 1.9;
    color: #666;
    margin-bottom: 30px;
    text-align: justify;
    position: relative;
    padding-left: 15px;
}

.intro-text p:first-child {
    color: #444;
    font-weight: 500;
}

.intro-text p:nth-child(2) {
    color: #777;
    font-size: 0.95rem;
    font-style: italic;
}

.intro-text p::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 8px;
    height: 8px;
    background: rgba(0, 102, 204, 0.2);
    border-radius: 50%;
}

.intro-text p:first-child::first-letter {
    font-size: 3rem;
    float: left;
    margin-right: 12px;
    margin-top: 8px;
    color: #0066cc;
    font-weight: 700;
    line-height: 1;
}


/* 技术优势 */
.about-tech {
    margin-bottom: 80px;
}

.about-tech h3 {
    text-align: center;
    font-size: 2rem;
    color: #333;
    margin-bottom: 50px;
    font-weight: 700;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.tech-card {
    background: #f8f9fa;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    background: white;
}

.tech-card i {
    margin-bottom: 20px;
    display: block;
}

.tech-card h4 {
    font-size: 1.3rem;
    color: #333;
    margin-bottom: 15px;
    font-weight: 600;
}

.tech-card p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 应用生态 */
.about-ecosystem {
    text-align: center;
    padding: 60px 0;
    background: #f8f9fa;
    border-radius: 20px;
    margin-top: 40px;
}

.about-ecosystem h3 {
    font-size: 2rem;
    color: #333;
    margin-bottom: 15px;
    font-weight: 700;
}

.ecosystem-desc {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.ecosystem-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    max-width: 900px;
    margin: 0 auto;
}

.ecosystem-tag {
    background: white;
    color: #0066cc;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 500;
    font-size: 0.95rem;
    border: 2px solid #e0e0e0;
    transition: all 0.3s ease;
}

.ecosystem-tag:hover {
    background: #0066cc;
    color: white;
    border-color: #0066cc;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

/* 团队部分 */
.team-section {
    margin-top: 80px;
}

.team-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 50px;
    color: #333;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.team-member {
    background: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-5px);
}

.member-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0066cc, #0099ff);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.member-avatar i {
    font-size: 3rem;
    color: white;
}

.team-member h4 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: #333;
}

.member-role {
    color: #0066cc;
    font-weight: 600;
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.member-bio {
    color: #666;
    line-height: 1.6;
    font-size: 0.9rem;
}

/* 合作伙伴区域 */
.partners-section {
    background: #f8f9fa;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.partner-card {
    background: white;
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.partner-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.partner-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    cursor: pointer;
}

.partner-card-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.partner-card-link:active {
    transform: translateY(-2px);
}

.partner-logo {
    font-size: 3rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
}

.partner-logo-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
}

.partner-name {
    font-weight: 600;
    color: #333;
}

/* 页脚 */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #0066cc;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #0066cc;
}

.footer-logo i {
    margin-right: 10px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    color: #ccc;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #0066cc;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #0066cc;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-container {
        position: relative;
        padding: 0 15px;
    }

    .nav-logo {
        flex: 1;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        border-bottom-left-radius: 16px;
        border-bottom-right-radius: 16px;
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-top: none;
        z-index: 1001;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-link {
        padding: 15px 20px;
        font-size: 1rem;
        font-weight: 500;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        transition: all 0.3s ease;
        position: relative;
    }

    .nav-link:hover,
    .nav-link.active {
        background: rgba(0, 102, 204, 0.05);
        color: #0066cc;
        padding-left: 30px;
    }

    .nav-link:last-child {
        border-bottom: none;
    }

    .nav-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 40px;
        height: 40px;
        background: transparent;
        border: none;
        cursor: pointer;
        border-radius: 8px;
        transition: all 0.3s ease;
        z-index: 1002;
    }

    .nav-toggle:hover {
        background: rgba(0, 102, 204, 0.1);
    }

    .nav-toggle span {
        width: 24px;
        height: 2px;
        background: #333;
        transition: all 0.3s ease;
        transform-origin: center;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero {
        padding: 120px 0 60px;
        min-height: calc((var(--vh, 1vh) * 100) - 70px);
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .hero-container {
        flex-direction: column;
        text-align: center;
        gap: 40px;
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2.2rem;
        line-height: 1.3;
        margin-bottom: 15px;
        font-weight: 700;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        line-height: 1.5;
        margin-bottom: 25px;
        max-width: 100%;
        padding: 0 10px;
    }

    .hero-buttons {
        display: flex;
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .hero-buttons button {
        width: 100%;
        padding: 16px 24px;
        font-size: 1.1rem;
        font-weight: 600;
        border-radius: 50px;
        transition: all 0.3s ease;
    }

    .hero-buttons button:hover {
        transform: translateY(-2px);
    }

    .hero-visual {
        order: -1;
        margin-bottom: 20px;
    }

    .network-visual {
        width: 280px;
        height: 280px;
        margin: 0 auto;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px 15px;
        width: 100%;
        margin-top: 50px;
        padding: 0 10px;
    }

    .swap-content,
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-values,
    .tech-grid {
        grid-template-columns: 1fr;
    }

    .about-intro {
        flex-direction: column;
        gap: 40px;
        margin-bottom: 40px;
        padding: 20px 10px;
    }

    .intro-visual {
        flex: none;
    }

    .intro-icon {
        width: 100px;
        height: 100px;
    }

    .intro-icon i {
        font-size: 2.5rem;
    }

    .intro-accent {
        width: 140px;
        height: 140px;
    }

    .dolphinode-brand {
        font-size: 1.6rem;
        letter-spacing: 1px;
        margin-bottom: 12px;
    }

    .dolphinode-brand::after {
        width: 40px;
        height: 2px;
        bottom: -6px;
    }

    .intro-content h3 {
        font-size: 1.6rem;
        text-align: center;
        padding-left: 0;
        margin-bottom: 30px;
    }

    .intro-content h3::before {
        display: none;
    }

    .intro-text p {
        padding-left: 0;
        margin-bottom: 25px;
    }

    .intro-text p::before {
        display: none;
    }

    .intro-text p:first-child::first-letter {
        font-size: 2.5rem;
        margin-right: 8px;
        margin-top: 5px;
    }

    .about-tech h3,
    .about-ecosystem h3 {
        font-size: 1.6rem;
    }

    .ecosystem-tags {
        gap: 10px;
    }

    .ecosystem-tag {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .footer {
        padding: 50px 0 30px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-section {
        text-align: center;
    }

    .footer-section h4 {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }

    .footer-section ul {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .footer-section ul li a {
        font-size: 0.9rem;
        padding: 8px 12px;
        display: inline-block;
        transition: all 0.3s ease;
    }

    .footer-section ul li a:hover {
        background: rgba(0, 102, 204, 0.1);
        border-radius: 6px;
    }

    .footer-logo {
        justify-content: center;
        margin-bottom: 20px;
    }

    .footer-logo i {
        margin-right: 8px;
    }

    .social-links {
        justify-content: center;
        gap: 20px;
        margin-top: 15px;
    }

    .social-links a {
        font-size: 1.3rem;
        width: 45px;
        height: 45px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.1);
        transition: all 0.3s ease;
    }

    .social-links a:hover {
        background: #0066cc;
        transform: translateY(-2px);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        padding-top: 25px;
    }

    .footer-bottom p {
        font-size: 0.85rem;
        color: #aaa;
    }

    .footer-links {
        justify-content: center;
        gap: 15px;
    }

    .footer-links a {
        font-size: 0.8rem;
    }
}

@media (max-width: 600px) {
    .nav-logo .logo-image {
        height: 70px;
    }

    .tab-btn {
        width: 100%;
    }

    .dapps-grid,
    .tools-grid,
    .dev-resources,
    .tech-grid,
    .community-links,
    .partners-grid,
    .explorer-stats,
    .bridge-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    body {
        font-size: 0.95rem;
    }

    .hero {
        padding: 80px 0 40px;
        min-height: calc((var(--vh, 1vh) * 100) - 70px);
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
    }

    .hero-container {
        padding: 0 15px;
        gap: 30px;
        max-width: 100%;
    }

    .hero-title {
        font-size: 1.8rem;
        margin-bottom: 15px;
        line-height: 1.2;
        padding: 0 10px;
    }

    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 20px;
        padding: 0 15px;
        line-height: 1.5;
    }

    .hero-buttons {
        gap: 12px;
        max-width: 280px;
    }

    .hero-buttons button {
        padding: 14px 20px;
        font-size: 1rem;
    }

    .network-visual {
        width: 240px;
        height: 240px;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px 10px;
        margin-top: 30px;
        padding: 0 15px;
        width: 100%;
        max-width: 320px;
    }

    .stat-item {
        text-align: center;
        padding: 12px 8px;
        background: rgba(255, 255, 255, 0.08);
        border-radius: 10px;
        backdrop-filter: blur(5px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        transition: transform 0.3s ease;
    }

    .stat-item:hover {
        transform: translateY(-2px);
    }

    .stat-number {
        font-size: 1.4rem;
        font-weight: 700;
        margin-bottom: 4px;
        display: block;
    }

    .stat-label {
        font-size: 0.85rem;
        opacity: 0.9;
        font-weight: 500;
    }

    .section {
        padding: 50px 0;
    }

    .about-intro {
        padding: 10px;
        margin-bottom: 60px;
    }

    .intro-content h3 {
        font-size: 1.5rem;
        padding-left: 0;
        margin-bottom: 25px;
    }

    .intro-text p {
        font-size: 0.95rem;
        line-height: 1.8;
        margin-bottom: 20px;
    }

    .bridge-content,
    .explorer-stats,
    .partners-grid {
        grid-template-columns: 1fr;
    }

    .ecosystem-tabs {
        gap: 8px;
        margin-bottom: 25px;
    }

    .tab-btn {
        padding: 12px 18px;
        font-size: 0.9rem;
    }

    .dapps-grid,
    .tools-grid {
        gap: 15px;
    }

    .dapp-card,
    .tool-card {
        padding: 20px;
    }

    .dapp-icon,
    .tool-card i {
        font-size: 2.2rem;
        margin-bottom: 12px;
    }

    .dapp-card h3,
    .tool-card h3 {
        font-size: 1.2rem;
        margin-bottom: 10px;
    }

    .dapp-card p,
    .tool-card p {
        font-size: 0.85rem;
        margin-bottom: 12px;
    }

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .partner-card {
        padding: 15px;
    }

    .partner-logo {
        font-size: 2rem;
        margin-bottom: 8px;
        height: 60px;
    }
    
    .partner-logo-img {
        max-height: 60px;
    }

    .partner-name {
        font-size: 0.8rem;
    }
}

@media (max-width: 390px) {
    .hero {
        padding: 70px 0 30px;
        min-height: calc((var(--vh, 1vh) * 100) - 70px);
    }

    .hero-container {
        padding: 0 12px;
        gap: 25px;
    }

    .hero-title {
        font-size: 1.6rem;
        letter-spacing: -0.5px;
        margin-bottom: 12px;
        padding: 0 5px;
    }

    .hero-subtitle {
        font-size: 0.85rem;
        line-height: 1.6;
        margin-bottom: 18px;
        padding: 0 10px;
    }

    .hero-buttons {
        gap: 10px;
        max-width: 240px;
    }

    .hero-buttons button {
        padding: 12px 16px;
        font-size: 0.9rem;
        border-radius: 40px;
    }

    .network-visual {
        width: 180px;
        height: 180px;
        margin-bottom: 15px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 15px;
        margin-top: 35px;
    }

    .stat-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 15px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 12px;
        backdrop-filter: blur(10px);
    }

    .stat-number {
        font-size: 1.5rem;
        margin-bottom: 5px;
    }

    .stat-label {
        font-size: 0.85rem;
        opacity: 0.9;
    }

    .nav-menu {
        padding: 15px;
    }

    .nav-link {
        font-size: 0.95rem;
        padding: 12px 15px;
    }

    .about-intro {
        gap: 25px;
        margin-bottom: 50px;
    }

    .intro-text p {
        margin-bottom: 18px;
        font-size: 0.9rem;
    }

    .intro-text p:first-child::first-letter {
        font-size: 2rem;
        margin-right: 6px;
        margin-top: 4px;
    }

    .ecosystem-tabs {
        gap: 6px;
        margin-bottom: 20px;
    }

    .tab-btn {
        padding: 12px 18px;
        font-size: 0.85rem;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .dapps-grid,
    .tools-grid {
        gap: 12px;
    }

    .dapp-card,
    .tool-card {
        padding: 18px;
    }

    .dapp-icon,
    .tool-card i {
        font-size: 2rem;
        margin-bottom: 10px;
    }

    .dapp-card h3,
    .tool-card h3 {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }

    .dapp-card p,
    .tool-card p {
        font-size: 0.8rem;
        margin-bottom: 10px;
    }

    .dapp-link {
        padding: 8px 14px;
        font-size: 0.85rem;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }

    .partners-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .partner-card {
        padding: 12px;
    }

    .partner-logo {
        font-size: 1.8rem;
        margin-bottom: 6px;
        height: 50px;
    }
    
    .partner-logo-img {
        max-height: 50px;
    }

    .partner-name {
        font-size: 0.75rem;
    }
}

/* 超小屏幕设备优化 (360px以下) */
@media (max-width: 360px) {
    .container {
        padding: 0 10px;
    }

    .hero {
        padding: 60px 0 25px;
        min-height: calc((var(--vh, 1vh) * 100) - 70px);
    }

    .hero-container {
        padding: 0 8px;
        gap: 20px;
    }

    .hero-title {
        font-size: 1.4rem;
        margin-bottom: 10px;
        padding: 0 3px;
    }

    .hero-subtitle {
        font-size: 0.8rem;
        line-height: 1.5;
        margin-bottom: 15px;
        padding: 0 8px;
    }

    .hero-buttons {
        gap: 8px;
        max-width: 220px;
    }

    .hero-buttons button,
    .hero-buttons a {
        padding: 14px 20px;
        font-size: 0.9rem;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .network-visual {
        width: 160px;
        height: 160px;
    }

    .hero-stats {
        margin-top: 25px;
        padding: 0 5px;
    }

    .stat-item {
        padding: 12px;
    }

    .stat-number {
        font-size: 1.3rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .nav-toggle {
        width: 36px;
        height: 36px;
    }

    .nav-toggle span {
        width: 20px;
        height: 2px;
    }
}

/* 生态系统区域 */
.ecosystem-section {
    background: #f8f9fa;
}

.ecosystem-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    background: transparent;
    border: 2px solid #ddd;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    border-color: #0066cc;
    color: #0066cc;
}

.tab-btn.active {
    background: #0066cc;
    border-color: #0066cc;
    color: white;
}

.tab-content {
    display: none;
}

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

.dapps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.dapp-card {
    background: #ffffff;
    padding: 32px;
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.dapp-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 102, 204, 0.1);
}

.dapp-icon {
    font-size: 3rem;
    color: #0066cc;
    margin-bottom: 20px;
}

.dapp-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
}

.dapp-card p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.dapp-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.3s ease;
}

.dapp-link:hover {
    gap: 12px;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.tool-card {
    background: #ffffff;
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border-color: rgba(0, 102, 204, 0.1);
}

.tool-card i {
    font-size: 3rem;
    color: #0066cc;
    margin-bottom: 20px;
}

.tool-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #333;
}

.tool-card p {
    color: #666;
    line-height: 1.6;
}

/* 法律/文档页面样式 */
.page-header {
    background: #f8f9fa;
    padding: 120px 0 40px;
    text-align: center;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.page-header h1 {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 15px;
}

.page-header p {
    color: #64748b;
    font-size: 1.1rem;
}

.legal-content {
    padding: 60px 20px;
    max-width: 900px;
    margin: 0 auto;
}

.legal-content section {
    margin-bottom: 40px;
}

.legal-content h2 {
    font-size: 1.5rem;
    color: #1e293b;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.legal-content p, .legal-content li {
    color: #475569;
    line-height: 1.8;
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.legal-content ul {
    padding-left: 20px;
    margin-bottom: 20px;
}

.legal-content strong {
    color: #334155;
    font-weight: 600;
}

/* 法律页面移动端优化 */
@media (max-width: 768px) {
    .page-header {
        padding: 100px 0 30px;
    }

    .page-header h1 {
        font-size: 2rem;
        padding: 0 15px;
    }

    .page-header p {
        font-size: 1rem;
        padding: 0 15px;
    }

    .legal-content {
        padding: 40px 15px;
    }

    .legal-content section {
        margin-bottom: 30px;
    }

    .legal-content h2 {
        font-size: 1.3rem;
        margin-bottom: 15px;
        padding-bottom: 8px;
    }

    .legal-content p,
    .legal-content li {
        font-size: 0.95rem;
        line-height: 1.7;
        margin-bottom: 12px;
    }

    .legal-content ul {
        padding-left: 18px;
        margin-bottom: 15px;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 90px 0 25px;
    }

    .page-header h1 {
        font-size: 1.6rem;
        margin-bottom: 10px;
    }

    .page-header p {
        font-size: 0.9rem;
    }

    .legal-content {
        padding: 30px 12px;
    }

    .legal-content h2 {
        font-size: 1.2rem;
        margin-bottom: 12px;
    }

    .legal-content p,
    .legal-content li {
        font-size: 0.9rem;
        line-height: 1.6;
        margin-bottom: 10px;
    }

    .legal-content ul {
        padding-left: 15px;
    }
}