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

:root {
    /* 颜色变量 - 改为黑白主题 */
    --color-primary: #000000;       /* 纯黑色背景 */
    --color-secondary: #FFFFFF;     /* 纯白色文字 */
    --color-accent: #FFFFFF;        /* 原为红色，现修改为白色 */
    --color-highlight: #FFFFFF;     /* 白色高亮 */
    --color-button: #FFFFFF;        /* 按钮颜色改为白色 */
    --color-button-text: #000000;   /* 按钮文字改为黑色 */
    --color-button-hover: #F5F5F5;  /* 按钮悬停改为浅灰色 */
    
    /* 痛点相关颜色 */
    --color-pain-bg: #ff2626;    /* 痛点背景色 - 纯红色 */
    --color-pain-border: #ff2626; /* 痛点边框色 - 纯红色 */
    --color-pain-text: #FFFFFF;   /* 痛点文字色 - 白色 */
    --color-solution-bg: rgba(16, 185, 129, 0.08); /* 解决方案背景色 - 淡绿色 */
    --color-solution-border: rgba(16, 185, 129, 0.3); /* 解决方案边框色 - 中绿色 */
    --color-solution-text: #FFFFFF; /* 解决方案文字色 - 白色 */

    /* 布局变量 */
    --header-height: 80px;
    --container-max-width: 1728px;
    --container-padding: 40px;
    --section-spacing: 120px;

    /* 字体变量 */
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-heading: "Serif", Georgia, serif;
}

@font-face {
    font-family: "Serif";
    src: url("../fonts/serif.woff2") format("woff2");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-secondary);
    background-color: #0A0A0A;
    overflow-x: hidden;
}

/* 粒子背景效果 */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    background: rgba(250, 250, 249, 0.3);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.particle.small {
    width: 1px;
    height: 1px;
    background: rgba(250, 250, 249, 0.2);
}

.particle.medium {
    width: 2px;
    height: 2px;
    background: rgba(250, 250, 249, 0.3);
}

.particle.large {
    width: 3px;
    height: 3px;
    background: rgba(250, 250, 249, 0.4);
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.3; }
    50% { transform: translateY(-20px) rotate(180deg); opacity: 0.8; }
}

/* 光标跟随效果 */
.cursor-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(250, 250, 249, 0.5);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1728px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 16px;
    letter-spacing: 0.3px;
    border: none;
}

.btn-primary {
    background-color: var(--color-button);
    color: var(--color-button-text);
    border: none;
}

.btn-primary:hover {
    background-color: var(--color-button-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-secondary);
    border: 1px solid var(--color-secondary);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-demo {
    background: #FAFAF9;
    color: #000000;
}

.btn-demo:hover {
    background: #B8B8B8;
    transform: translateY(-2px);
}

.btn-login {
    color: #FAFAF9;
    background: transparent;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
}

.btn-login:hover {
    background: rgba(250, 250, 249, 0.1);
}

.btn-card {
    background-color: transparent;
    color: var(--color-secondary);
    border: 1px solid var(--color-secondary);
    padding: 10px 20px;
    border-radius: 4px;
    margin-top: 20px;
    display: inline-block;
}

.btn-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* 头部样式 - 统一导航栏样式 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95) !important;
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    height: 80px;
}

.header.scrolled {
    background: rgba(0, 0, 0, 0.98) !important;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.55);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    height: 100%;
}

.logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo a {
    font-family: serif;
    font-size: 32px;
    font-weight: 400;
    color: #FAFAF9;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo a:hover {
    transform: scale(1.05);
}

.logo img {
    height: 40px;
    width: auto;
    display: block;
    /* Logo保持原始颜色，如果需要白色使用白色版本的logo */
}

.brand-tagline {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 14px;
    font-weight: 300;
    color: #B8B8B8;
    letter-spacing: 0.5px;
    position: relative;
    margin-left: 8px;
}

.brand-tagline::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 20px;
    background: linear-gradient(to bottom, transparent, #B8B8B8, transparent);
}

.main-nav {
    display: none;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 18px;
    margin: 0;
    padding: 0;
}

.main-nav li {
    position: relative;
}

.main-nav a {
    color: #FAFAF9;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    border-radius: 4px;
}

.main-nav a:hover {
    color: #B8B8B8;
    transform: translateY(-2px);
}

.main-nav a.active {
    color: #FAFAF9;
}

.main-nav .arrow {
    font-size: 10px;
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.dropdown:hover .arrow {
    transform: rotate(180deg);
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 16px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(250, 250, 249, 0.1);
}

.dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content a {
    display: block;
    padding: 8px 12px;
    color: #FAFAF9;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.dropdown-content a:hover {
    background: rgba(250, 250, 249, 0.1);
    color: #B8B8B8;
}



.header-right {
    display: flex;
    align-items: center;
    gap: 8px; /* 显著减小间距 */
}

.header-right .btn-login {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 12px;
    transition: color 0.2s ease;
}

.header-right .btn-login:hover {
    color: rgba(255, 255, 255, 0.8);
}

.login-dropdown .dropdown-content {
    right: 0;
    left: auto;
    min-width: 160px;
}

.region-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
}

.region-option:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.flag-icon {
    width: 24px;
    height: 24px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: #FAFAF9;
    margin: 3px 0;
    transition: 0.3s;
}

.mobile-menu-toggle span:first-child {
    top: 8px;
}

.mobile-menu-toggle span:last-child {
    bottom: 8px;
}

.mobile-menu-toggle.active span:first-child {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:last-child {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100% - 80px);
    background-color: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(10px);
    z-index: 999;
    display: none;
    overflow-y: auto;
    padding: 20px;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    margin-bottom: 30px;
}

.mobile-menu li {
    margin-bottom: 15px;
}

.mobile-menu a {
    color: #FAFAF9;
    text-decoration: none;
    font-size: 18px;
    display: block;
    padding: 10px 0;
}

.mobile-dropdown .dropdown-trigger {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-dropdown-content {
    display: none;
    padding-left: 20px;
    margin-top: 10px;
}

.mobile-dropdown.active .mobile-dropdown-content {
    display: block;
}

.mobile-dropdown.active .arrow {
    transform: rotate(180deg);
}

.mobile-buttons {
    display: flex;
    gap: 8px;
    margin-top: 1rem;
}

.login-options {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
}

.btn-login-mobile {
    background-color: transparent;
    color: var(--color-secondary);
    border: 1px solid var(--color-secondary);
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 500;
    width: 100%;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    display: block;
}

.btn-login-mobile:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.region-select-mobile {
    display: flex;
    gap: 15px;
    margin-top: 15px;
    justify-content: center;
}

/* 主内容区域 */
main {
    padding-top: var(--header-height);
    position: relative;
    z-index: 2;
}

/* 英雄区域 */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    background-color: #0A0A0A;
}

.hero-content {
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-content h1 {
    font-size: 5.5rem;
    line-height: 1.2;
    margin-bottom: 3.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    font-family: serif;
}

.hero-content h1 .professional,
.hero-content h1 .highlight {
    font-size: 5.5rem;
    opacity: 0.95;
    font-weight: normal;
    color: #fff;
    border: none !important;
    text-decoration: none !important;
    border-bottom: none !important;
    box-shadow: none !important;
    background: none !important;
    position: relative;
}

/* 移除任何可能的伪元素 */
.hero-content h1 .highlight::after,
.hero-content h1 .highlight::before {
    display: none !important;
    content: none !important;
}

section.hero .hero-content p {
  font-size: 2rem !important;
  margin-top: 2rem !important;
  margin-bottom: 2rem !important;
  opacity: 0.7;
  letter-spacing: 1.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.7);
}

.hero-content .btn.btn-primary {
    font-size: 1rem;
    padding: 12px 24px;
    border-radius: 4px;
    background-color: #fff;
    color: #000;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    font-weight: 500;
}

.hero-content .btn.btn-primary:hover {
    background-color: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

/* 首页Hero区域特殊样式 */
.home-hero {
    padding: 0;
    text-align: center;
    position: relative;
    background-color: #0A0A0A;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - var(--header-height));
    margin-top: var(--header-height);
}

.home-hero .hero-content {
    max-width: 768px;
    margin: 0 auto;
    width: 100%;
    padding: 40px 20px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 56px;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--color-secondary);
    font-weight: 600;
}

.hero h1 .highlight {
    color: var(--color-pain-text);
    position: relative;
    display: inline-block;
}

.hero h1 .highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background-color: var(--color-pain-bg);
    z-index: -1;
    transform: translateY(-4px);
}

.hero p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    color: var(--color-secondary);
    opacity: 0.9;
}

.hero-video,
.video-container {
  position: relative !important;
  overflow: visible !important;
  z-index: 1;
}

.hero-main-image {
  display: block;
  width: 100%;
  max-width: 940px;
  height: auto;
  filter: brightness(1.25) contrast(1.2) saturate(1.2) !important;
  border-radius: 24px;
  margin: 0 auto;
  z-index: 2;
  background: #000;
  box-shadow: 0 0 120px 40px rgba(0,180,255,0.35), 0 0 200px 80px rgba(0,0,0,0.7);
  position: relative;
}
.hero-main-image::after {
  content: '';
  position: absolute;
  left: 0; top: 0; width: 100%; height: 100%;
  pointer-events: none;
  border-radius: 24px;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(0,0,0,0) 60%, rgba(0,0,0,0.7) 100%);
  z-index: 3;
}

.video-thumbnail {
    background-color: #000;
    width: 100%;
    aspect-ratio: 16 / 9;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.video-thumbnail::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.play-button {
    position: absolute;
    z-index: 2;
    background: rgba(255, 255, 255, 0.25);
    border: none;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
}

.play-button:hover {
    width: 160px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 36px;
}

.play-button svg {
    margin-right: 8px;
}

.play-button span {
    color: var(--color-secondary);
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.play-button:hover span {
    opacity: 1;
}

.video-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: rgba(255, 255, 255, 0.2);
    z-index: 2;
}

.progress-bar {
    height: 100%;
    width: 0;
    background-color: var(--color-secondary);
    transition: width 0.3s linear;
}

/* 客户区域 */
.customers {
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    background-color: #000000;
}

.customers h2 {
    margin-bottom: 60px;
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 400;
    color: #FAFAF9 !important;
}

.logo-slider {
    position: relative;
    overflow: hidden;
}

.logos-container {
    position: relative;
}

.logos-container::before,
.logos-container::after {
    content: "";
    position: absolute;
    top: 0;
    width: 150px;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.logos-container::before {
    left: 0;
    background: linear-gradient(to right, #000000, transparent);
}

.logos-container::after {
    right: 0;
    background: linear-gradient(to left, #000000, transparent);
}

.logos {
    display: flex;
    /* animation: scroll 60s linear infinite; */
    /* width: max-content; */
}

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

.logos img {
    height: 110px;
    margin: 0 36px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    padding: 10px 18px;
}

.logos img:hover {
    opacity: 1;
}

/* 平台区域 */
.platform {
    padding: 100px 0;
    text-align: center;
    background-color: #0A0A0A;
}

.platform h2 {
    margin-bottom: 80px;
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 400;
    line-height: 1.2;
    color: #FAFAF9 !important;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 40px;
    text-align: left;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

.card-content {
    z-index: 1;
}

.product-card h3 {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 400;
    margin-bottom: 16px;
    color: #FAFAF9 !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.product-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #CED8D9 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.product-card p {
    font-size: 16px;
    color: #CED8D9 !important;
    margin-bottom: 24px;
    max-width: 480px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.card-image {
    margin-top: 30px;
    width: 100%;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.product-card:hover .card-image {
    opacity: 1;
}

.card-image img {
    /* 图片保持原始颜色和设计 */
    object-fit: contain;
    width: 100%;
    height: auto;
}

/* 新的科技图标样式 */
.tech-icon {
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.tech-icon svg {
    width: 80px;
    height: 80px;
    color: #FAFAF9;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 4px 12px rgba(250, 250, 249, 0.1));
}

.product-card:hover .tech-icon {
    transform: translateY(-5px) scale(1.05);
}

.product-card:hover .tech-icon svg {
    color: #E5E4E0;
    filter: drop-shadow(0 8px 24px rgba(250, 250, 249, 0.2));
}

/* 每个图标的特定动画效果 */
.assistant-icon svg {
    animation: pulse-ai 4s ease-in-out infinite;
}

.knowledge-icon svg {
    animation: rotate-knowledge 8s linear infinite;
}

.vault-icon svg {
    animation: secure-pulse 3s ease-in-out infinite;
}

.workflow-icon svg {
    animation: flow-data 5s ease-in-out infinite;
}

/* 图标动画关键帧 */
@keyframes pulse-ai {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.02); opacity: 0.9; }
}

@keyframes rotate-knowledge {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes secure-pulse {
    0%, 100% { 
        transform: scale(1); 
        filter: drop-shadow(0 4px 12px rgba(250, 250, 249, 0.1));
    }
    50% { 
        transform: scale(1.01); 
        filter: drop-shadow(0 6px 16px rgba(250, 250, 249, 0.15));
    }
}

@keyframes flow-data {
    0%, 100% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.01) rotate(1deg); }
    75% { transform: scale(1.01) rotate(-1deg); }
}

/* 悬停时暂停动画 */
.product-card:hover .assistant-icon svg {
    animation-play-state: paused;
}

.product-card:hover .knowledge-icon svg {
    animation-play-state: paused;
}

.product-card:hover .vault-icon svg {
    animation-play-state: paused;
}

.product-card:hover .workflow-icon svg {
    animation-play-state: paused;
}

/* 特性区域 */
.features {
    padding: 100px 0;
    background-color: #000000;
}

.additional-features {
    background-color: #0A0A0A;
}

.features h2 {
    text-align: center;
    margin-bottom: 80px;
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 400;
    color: #FAFAF9 !important;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 32px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
}

.feature:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.feature-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.feature-icon img {
    width: 40px;
    height: 40px;
    /* 图标保持原始颜色 */
    object-fit: contain;
    filter: none !important;
}

.feature-content {
    flex: 1;
}

.feature-content h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #FAFAF9 !important;
    line-height: 1.3;
}

.feature-content p {
    font-size: 16px;
    color: #CED8D9 !important;
    line-height: 1.6;
    margin: 0;
}

/* 推荐语区域 */
.testimonials {
    padding: 120px 0;
    background-color: #ced8d9;
}

.testimonial-slider {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    transition: transform 0.6s ease-in-out;
    width: 300%;
}

.testimonial {
    text-align: center;
    padding: 0 40px;
    width: 33.333%;
    flex-shrink: 0;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
}

.testimonial.active {
    opacity: 1;
}

.testimonial-nav {
    display: flex;
    justify-content: center;
    margin-top: 50px;
    gap: 16px;
}

.testimonial-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.3);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.testimonial-dot:hover {
    background-color: rgba(0, 0, 0, 0.6);
    transform: scale(1.1);
}

.testimonial-dot.active {
    background-color: #000000;
    transform: scale(1.2);
}

blockquote {
    position: relative;
    padding: 60px 40px;
}

blockquote p {
    font-size: 36px;
    line-height: 1.5;
    margin-bottom: 32px;
    font-style: italic;
    color: #000000 !important;
    font-weight: 300;
}

blockquote p::before,
blockquote p::after {
    content: '"';
    color: #000000 !important;
}

blockquote cite {
    font-style: normal;
    font-weight: 600;
    font-size: 22px;
    color: #000000 !important;
    display: block;
    margin-top: 8px;
}

blockquote cite span {
    display: block;
    font-weight: 400;
    font-size: 18px;
    color: #64748B !important;
    margin-top: 8px;
}

/* 强制确保首页推荐区域的显示正常 */
.testimonials .testimonial {
    display: block !important;
    visibility: visible !important;
}

.testimonials .testimonial:not(.active) {
    opacity: 0 !important;
}

.testimonials .testimonial.active {
    opacity: 1 !important;
}

.testimonials .testimonial * {
    color: inherit !important;
}

.testimonials .testimonial p {
    color: #000000 !important;
}

.testimonials .testimonial cite {
    color: #000000 !important;
}

.testimonials .testimonial cite span {
    color: #64748B !important;
}



/* CTA区域 */
.cta {
    padding: 100px 0;
    text-align: center;
    background-color: #0A0A0A;
}

.cta .container {
    max-width: 800px;
}

.cta h2 {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 400;
    margin-bottom: 40px;
    color: #FAFAF9 !important;
}

.cta .btn-primary {
    padding: 15px 30px;
    font-size: 18px;
}

/* 页脚 */
footer {
    padding: 40px 0 20px;
    background: #000;
    border-top: none;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 1600px;
    margin: 0 auto 20px auto;
    padding: 0 0 0 60px;
}

.footer-logo {
    flex: 0 0 auto;
    font-size: 2rem;
    color: #fff;
    font-family: var(--font-heading);
    font-weight: 400;
    letter-spacing: 2px;
    text-align: left;
    padding-left: 0;
}

.footer-links {
    display: flex;
    gap: 40px;
    margin-left: auto;
    padding-right: 30px;
}

.footer-group h5 {
    font-size: 1.1rem;
    font-weight: bold;
    color: #fff;
    margin-bottom: 18px;
    letter-spacing: 1px;
}

.footer-group ul li {
    margin-bottom: 12px;
}

.footer-group a {
    color: #fff;
    font-size: 1rem;
    transition: color 0.2s;
}

.footer-group a:hover {
    color: #00bcd4;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.copyright p {
    color: #fff;
    font-size: 15px;
    margin: 0;
}

@media (max-width: 1200px) {
    .footer-top {
        max-width: 100%;
        padding: 0 10px;
    }
    .footer-links {
        padding-right: 10px;
        gap: 24px;
    }
}

@media (max-width: 900px) {
    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 32px;
        padding: 0 20px;
    }
    .footer-links {
        margin-left: 0;
        gap: 32px;
        padding-right: 0;
    }
}

@media (max-width: 600px) {
    .footer-top {
        padding: 0 10px;
    }
    .footer-links {
        flex-direction: column;
        gap: 18px;
    }
    .footer-group h5 {
        margin-bottom: 10px;
    }
}

/* 完整的全局导航栏样式 - 强制应用到所有页面 */
#navbar-container .header,
.header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    background: rgba(0, 0, 0, 0.95) !important;
    backdrop-filter: blur(10px) !important;
    z-index: 1000 !important;
    transition: all 0.3s ease !important;
    height: 80px !important;
}

#navbar-container .header.scrolled,
.header.scrolled {
    background: rgba(0, 0, 0, 0.98) !important;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.55) !important;
}

#navbar-container .header .container,
.header .container {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 1rem 2rem !important;
    height: 100% !important;
    max-width: none !important;
}

#navbar-container .logo,
.logo {
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
    gap: 20px !important;
}

#navbar-container .logo a,
.logo a {
    font-family: serif !important;
    font-size: 32px !important;
    font-weight: 400 !important;
    color: #FAFAF9 !important;
    text-decoration: none !important;
    transition: all 0.3s ease !important;
}

#navbar-container .logo a:hover,
.logo a:hover {
    transform: scale(1.05) !important;
}

#navbar-container .brand-tagline,
.brand-tagline {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
    font-size: 14px !important;
    font-weight: 300 !important;
    color: #B8B8B8 !important;
    letter-spacing: 0.5px !important;
    position: relative !important;
    margin-left: 8px !important;
}

#navbar-container .brand-tagline::before,
.brand-tagline::before {
    content: '' !important;
    position: absolute !important;
    left: -12px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 1px !important;
    height: 20px !important;
    background: linear-gradient(to bottom, transparent, #B8B8B8, transparent) !important;
}

#navbar-container .main-nav,
.main-nav {
    display: none !important;
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
}

#navbar-container .main-nav ul,
.main-nav ul {
    display: flex !important;
    list-style: none !important;
    gap: 18px !important;
    margin: 0 !important;
    padding: 0 !important;
}

#navbar-container .main-nav a,
.main-nav a {
    color: #FAFAF9 !important;
    text-decoration: none !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    padding: 8px 12px !important;
    display: flex !important;
    align-items: center !important;
    border-radius: 4px !important;
}

#navbar-container .main-nav a:hover,
.main-nav a:hover {
    color: #B8B8B8 !important;
    transform: translateY(-2px) !important;
}

#navbar-container .main-nav a.active,
.main-nav a.active {
    color: #FAFAF9 !important;
}

#navbar-container .main-nav .arrow,
.main-nav .arrow {
    font-size: 10px !important;
    margin-left: 5px !important;
    transition: transform 0.3s ease !important;
}

#navbar-container .dropdown,
.dropdown {
    position: relative !important;
}

#navbar-container .dropdown-content,
.dropdown-content {
    position: absolute !important;
    top: 100% !important;
    left: 0 !important;
    background: rgba(0, 0, 0, 0.95) !important;
    backdrop-filter: blur(10px) !important;
    border-radius: 8px !important;
    padding: 16px !important;
    min-width: 200px !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(-10px) !important;
    transition: all 0.3s ease !important;
    border: 1px solid rgba(250, 250, 249, 0.1) !important;
}

#navbar-container .dropdown:hover .dropdown-content,
.dropdown:hover .dropdown-content {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

#navbar-container .dropdown-content a,
.dropdown-content a {
    display: block !important;
    padding: 8px 12px !important;
    color: #FAFAF9 !important;
    text-decoration: none !important;
    border-radius: 4px !important;
    transition: all 0.3s ease !important;
}

#navbar-container .dropdown-content a:hover,
.dropdown-content a:hover {
    background: rgba(250, 250, 249, 0.1) !important;
    color: #B8B8B8 !important;
}

#navbar-container .header-right,
.header-right {
    display: flex !important;
    align-items: center !important;
    gap: 24px !important;
}

#navbar-container .btn-demo,
.btn-demo {
    background: #FAFAF9 !important;
    color: #000000 !important;
    padding: 12px 20px !important;
    border-radius: 6px !important;
    text-decoration: none !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    transition: all 0.3s ease !important;
    border: none !important;
}

#navbar-container .btn-demo:hover,
.btn-demo:hover {
    background: #B8B8B8 !important;
    transform: translateY(-2px) !important;
}

#navbar-container .btn-login,
.btn-login {
    color: #FAFAF9 !important;
    background: transparent !important;
    border: none !important;
    padding: 8px 16px !important;
    border-radius: 4px !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    transition: all 0.3s ease !important;
    text-decoration: none !important;
}

#navbar-container .btn-login:hover,
.btn-login:hover {
    background: rgba(250, 250, 249, 0.1) !important;
}

#navbar-container .mobile-menu-toggle,
.mobile-menu-toggle {
    display: none !important;
    flex-direction: column !important;
    background: none !important;
    border: none !important;
    cursor: pointer !important;
    padding: 4px !important;
}

#navbar-container .mobile-menu-toggle span,
.mobile-menu-toggle span {
    width: 24px !important;
    height: 2px !important;
    background: #FAFAF9 !important;
    margin: 3px 0 !important;
    transition: 0.3s !important;
}

#navbar-container .mobile-menu,
.mobile-menu {
    position: fixed !important;
    top: 80px !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: rgba(0, 0, 0, 0.98) !important;
    backdrop-filter: blur(10px) !important;
    z-index: 999 !important;
    transform: translateY(-100%) !important;
    transition: transform 0.3s ease !important;
    overflow-y: auto !important;
}

#navbar-container .mobile-menu.active,
.mobile-menu.active {
    transform: translateY(0) !important;
}

#navbar-container .mobile-menu ul,
.mobile-menu ul {
    margin-bottom: 30px !important;
}

#navbar-container .mobile-menu li,
.mobile-menu li {
    margin-bottom: 15px !important;
}

#navbar-container .mobile-menu a,
.mobile-menu a {
    color: #FAFAF9 !important;
    text-decoration: none !important;
    font-size: 18px !important;
    display: block !important;
    padding: 10px 0 !important;
}

#navbar-container .mobile-dropdown .dropdown-trigger,
.mobile-dropdown .dropdown-trigger {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
}

#navbar-container .mobile-dropdown-content,
.mobile-dropdown-content {
    display: none !important;
    padding-left: 20px !important;
    margin-top: 10px !important;
}

#navbar-container .mobile-dropdown.active .mobile-dropdown-content,
.mobile-dropdown.active .mobile-dropdown-content {
    display: block !important;
}

#navbar-container .mobile-dropdown.active .arrow,
.mobile-dropdown.active .arrow {
    transform: rotate(180deg) !important;
}

#navbar-container .mobile-buttons,
.mobile-buttons {
    display: flex !important;
    flex-direction: column !important;
    gap: 15px !important;
}

#navbar-container .login-options,
.login-options {
    display: flex !important;
    justify-content: space-between !important;
    margin-top: 15px !important;
}

#navbar-container .btn-login-mobile,
.btn-login-mobile {
    background-color: transparent !important;
    color: var(--color-secondary) !important;
    border: 1px solid var(--color-secondary) !important;
    padding: 8px 16px !important;
    border-radius: 4px !important;
    font-weight: 500 !important;
    width: 100% !important;
    text-align: center !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    display: block !important;
}

#navbar-container .btn-login-mobile:hover,
.btn-login-mobile:hover {
    background-color: rgba(255, 255, 255, 0.1) !important;
}

#navbar-container .region-select-mobile,
.region-select-mobile {
    display: flex !important;
    gap: 15px !important;
    margin-top: 15px !important;
    justify-content: center !important;
}

/* 响应式样式 */
@media (min-width: 769px) {
    #navbar-container .main-nav,
    .main-nav {
        display: block !important;
    }
    
    #navbar-container .mobile-menu-toggle,
    .mobile-menu-toggle {
        display: none !important;
    }
}

@media (max-width: 768px) {
    #navbar-container .main-nav,
    .main-nav {
        display: none !important;
    }
    
    #navbar-container .mobile-menu-toggle,
    .mobile-menu-toggle {
        display: flex !important;
    }
}

@media (min-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1200px) {
    :root {
        --section-spacing: 100px;
    }
    
    .hero h1 {
        font-size: 60px;
    }
    
    .platform h2,
    .features h2,
    .cta h2 {
        font-size: 36px;
    }
    
    blockquote p {
        font-size: 24px;
    }
}

@media (max-width: 991px) {
    .hero h1 {
        font-size: 48px;
        color: #FAFAF9 !important;
    }
    
    .product-card {
        padding: 30px;
    }
    
    .product-card h3 {
        font-size: 28px;
        color: #FAFAF9 !important;
    }
    
    .product-card h4 {
        font-size: 16px;
        color: #CED8D9 !important;
    }
    
    .footer-links {
        gap: 40px;
    }
}

@media (max-width: 767px) {
    :root {
        --header-height: 70px;
        --section-spacing: 80px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .header-right {
        gap: 10px;
    }
    
    .logo {
        gap: 12px !important;
    }
    
    .logo a {
        font-size: 24px !important;
    }
    
    .brand-tagline {
        font-size: 12px !important;
        margin-left: 6px !important;
    }
    
    .brand-tagline::before {
        left: -8px !important;
        height: 16px !important;
    }
    
    .hero {
        padding: 80px 0 60px;
        background-color: #0A0A0A !important;
    }
    
    .home-hero {
        padding: 0;
        background-color: #0A0A0A !important;
        min-height: calc(100vh - var(--header-height));
        margin-top: var(--header-height);
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .hero h1 {
        font-size: 36px;
        color: #FAFAF9 !important;
    }
    
    .hero p {
        font-size: 16px;
        color: #CED8D9 !important;
    }
    
    .product-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .platform h2,
    .features h2,
    .cta h2 {
        font-size: 28px;
        color: #FAFAF9 !important;
    }
    
    blockquote p {
        font-size: 24px;
        color: #000000 !important;
    }
    
    blockquote cite {
        font-size: 18px !important;
    }
    
    blockquote cite span {
        font-size: 16px !important;
    }
    
    .testimonials {
        padding: 80px 0 !important;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .logo {
        gap: 8px !important;
    }
    
    .logo a {
        font-size: 20px !important;
    }
    
    .brand-tagline {
        font-size: 10px !important;
        margin-left: 4px !important;
        letter-spacing: 0.3px !important;
    }
    
    .brand-tagline::before {
        left: -6px !important;
        height: 12px !important;
    }
}

@media (max-width: 360px) {
    .brand-tagline {
        display: none !important;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .home-hero {
        padding: 0;
        min-height: calc(100vh - var(--header-height));
        margin-top: var(--header-height);
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .hero h1 {
        font-size: 32px;
        color: #FAFAF9 !important;
    }
    
    .feature {
        flex-direction: column;
    }
    
    .cta {
        padding: 60px 0;
        background-color: #0A0A0A !important;
    }
    
    .cta h2 {
        font-size: 24px;
        color: #FAFAF9 !important;
    }
    
    /* 移动端功能卡片优化 */
    .features .features-grid .feature {
        padding: 20px !important;
        background: rgba(255, 255, 255, 0.04) !important;
        border: 1px solid rgba(255, 255, 255, 0.06) !important;
    }
    
    .features .features-grid .feature h4 {
        font-size: 16px !important;
        color: #FAFAF9 !important;
    }
    
    .features .features-grid .feature p {
        font-size: 14px !important;
        color: #CED8D9 !important;
    }
    
    /* 超小屏幕推荐语优化 */
    blockquote {
        padding: 40px 20px !important;
    }
    
    blockquote p {
        font-size: 20px !important;
        line-height: 1.4 !important;
    }
    
    blockquote cite {
        font-size: 16px !important;
    }
    
    blockquote cite span {
        font-size: 14px !important;
    }
    
    .testimonials {
        padding: 60px 0 !important;
    }
    
    .testimonial {
        padding: 0 20px !important;
    }

    /* 科技图标响应式调整 */
    .tech-icon {
        width: 100px;
        height: 100px;
    }

    .tech-icon svg {
        width: 70px;
        height: 70px;
    }
}

/* 分享按钮样式 */
.btn-share {
    color: #000000;
    background: #dbd9d1;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-share:hover {
    background: #d0cdc3;
    transform: translateY(-1px);
}

.btn-share-mobile {
    color: #000000;
    background: #dbd9d1;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
    margin-top: 10px;
    width: 100%;
}

.btn-share-mobile:hover {
    background: #d0cdc3;
    transform: translateY(-1px);
}

/* 分享模态框样式 */
.share-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.share-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.share-modal-content {
    background: linear-gradient(145deg, #1e1e1e, #181818);
    border-radius: 16px;
    padding: 0;
    width: 90%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid rgba(250, 250, 249, 0.15);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.6),
        0 10px 30px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(250, 250, 249, 0.1);
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.share-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid rgba(250, 250, 249, 0.1);
}

.share-modal-header h3 {
    margin: 0;
    color: #FAFAF9;
    font-size: 20px;
    font-weight: 500;
}

.share-modal-close {
    background: none;
    border: none;
    color: #B8B8B8;
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.share-modal-close:hover {
    background: rgba(250, 250, 249, 0.1);
    color: #FAFAF9;
}

.share-modal-body {
    padding: 24px;
}

.share-info {
    text-align: center;
    margin-bottom: 24px;
    padding: 20px;
    background: rgba(250, 250, 249, 0.03);
    border-radius: 8px;
    border: 1px solid rgba(250, 250, 249, 0.05);
}

.share-info h4 {
    margin: 0 0 8px 0;
    color: #FAFAF9;
    font-size: 18px;
    font-weight: 500;
}

.share-info p {
    margin: 0;
    color: #B8B8B8;
    font-size: 14px;
    line-height: 1.5;
}

.share-link-section {
    margin-bottom: 24px;
}

.share-link-section label {
    display: block;
    color: #FAFAF9;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.share-link-container {
    display: flex;
    gap: 8px;
}

.share-link-container input {
    flex: 1;
    padding: 12px 16px;
    background: rgba(250, 250, 249, 0.05);
    border: 1px solid rgba(250, 250, 249, 0.1);
    border-radius: 6px;
    color: #FAFAF9;
    font-size: 14px;
    font-family: 'Courier New', monospace;
}

.share-link-container input:focus {
    outline: none;
    border-color: rgba(250, 250, 249, 0.3);
    background: rgba(250, 250, 249, 0.08);
}

.copy-btn {
    padding: 12px 24px;
    background: linear-gradient(135deg, #FAFAF9, #E8E8E8);
    color: #000000;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.copy-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.copy-btn:hover::before {
    left: 100%;
}

.copy-btn:hover {
    background: linear-gradient(135deg, #F0F0F0, #DADADA);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.copy-btn.copied {
    background: linear-gradient(135deg, #4CAF50, #45A049);
    color: white;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.copy-btn:active {
    transform: translateY(-1px);
    transition: transform 0.1s ease;
}

.share-options h5 {
    margin: 0 0 16px 0;
    color: #FAFAF9;
    font-size: 16px;
    font-weight: 500;
}

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

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 18px;
    border: 1px solid rgba(250, 250, 249, 0.12);
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(250, 250, 249, 0.05), rgba(250, 250, 249, 0.02));
    color: #FAFAF9;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.share-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(250, 250, 249, 0.08), transparent);
    transition: left 0.6s ease;
}

.share-btn:hover::before {
    left: 100%;
}

.share-btn:hover {
    background: linear-gradient(135deg, rgba(250, 250, 249, 0.1), rgba(250, 250, 249, 0.05));
    border-color: rgba(250, 250, 249, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.share-btn.wechat:hover {
    background: rgba(0, 200, 83, 0.1);
    border-color: rgba(0, 200, 83, 0.3);
}

.share-btn.weibo:hover {
    background: rgba(230, 22, 45, 0.1);
    border-color: rgba(230, 22, 45, 0.3);
}

.share-btn.qq:hover {
    background: rgba(18, 183, 245, 0.1);
    border-color: rgba(18, 183, 245, 0.3);
}

.share-btn.email:hover {
    background: rgba(52, 152, 219, 0.1);
    border-color: rgba(52, 152, 219, 0.3);
}

.share-btn svg {
    flex-shrink: 0;
}

/* 响应式设计 */
@media (max-width: 480px) {
    .share-modal-content {
        width: 95%;
        margin: 10px;
    }
    
    .share-modal-header,
    .share-modal-body {
        padding: 16px;
    }
    
    .share-buttons {
        grid-template-columns: 1fr;
    }
    
    .share-link-container {
        flex-direction: column;
    }
    
    .copy-btn {
        width: 100%;
    }
}

/* 导航栏容器中的分享按钮样式 */
#navbar-container .btn-share {
    color: #000000 !important;
    background: #dbd9d1 !important;
    border: none !important;
    padding: 8px 16px !important;
    border-radius: 4px !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    text-decoration: none !important;
}

#navbar-container .btn-share:hover {
    background: #d0cdc3 !important;
    transform: translateY(-1px) !important;
}

#navbar-container .btn-share-mobile {
    color: #000000 !important;
    background: #dbd9d1 !important;
    border: none !important;
    padding: 10px 20px !important;
    border-radius: 4px !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    margin-top: 10px !important;
    width: 100% !important;
}

#navbar-container .btn-share-mobile:hover {
    background: #d0cdc3 !important;
    transform: translateY(-1px) !important;
}

/* 导航栏样式 */
.navbar {
    background-color: #fff;
    padding: 15px 30px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-brand img {
    height: 40px;
}

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

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #4a90e2;
}

/* 下拉菜单样式 */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    min-width: 200px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    padding: 8px 0;
    display: none;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 8px 20px;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: #f5f5f5;
    color: #4a90e2;
}

/* 导航栏右侧按钮 */
.nav-right {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 8px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.btn-login {
    color: #4a90e2;
    border: 1px solid #4a90e2;
}

.btn-login:hover {
    background-color: #4a90e2;
    color: #fff;
}

.btn-register {
    background-color: #4a90e2;
    color: #fff;
}

.btn-register:hover {
    background-color: #357abd;
}

/* 主要内容区域 */
.main-content {
    flex: 1;
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 40px 0 20px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    padding: 0 20px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-section p {
    color: #bdc3c7;
    margin-bottom: 10px;
}

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

.social-links a {
    color: #fff;
    font-size: 20px;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #4a90e2;
}

.footer-bottom {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #34495e;
}

.footer-bottom p {
    color: #bdc3c7;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        padding: 15px;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: #fff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

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

    .dropdown-menu {
        position: static;
        box-shadow: none;
        padding-left: 20px;
    }

    .nav-right {
        display: none;
    }

    .nav-right.active {
        display: flex;
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}

/* 律师痛点与解决方案部分 */
.pain-points {
    background: #000000;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.pain-points::before {
    content: '';
}

.pain-points h2 {
    text-align: center;
    font-size: 36px;
    line-height: 1.3;
    font-weight: 400;
    margin-bottom: 60px;
    color: #FFFFFF;
}

.pain-points h2::after {
    content: '';
}

.pain-solutions-vertical {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.pain-point {
    background: rgba(255, 0, 0, 0.08);
    border: 1px solid rgba(255, 0, 0, 0.2);
    border-radius: 12px;
    padding: 32px;
    display: flex;
    gap: 24px;
    position: relative;
    color: #FFFFFF;
}

.pain-point::after {
    content: '';
}

.pain-solution-card:nth-child(odd) .pain-point {
    margin-right: 80px;
    border-top-right-radius: 0;
}

.pain-solution-card:nth-child(even) .pain-point {
    margin-left: 80px;
    border-top-left-radius: 0;
}

.pain-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #ff2626; /* 纯红色背景 */
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    box-shadow: 0 0 15px rgba(255, 0, 0, 0.5); /* 红色阴影效果 */
}

.pain-icon::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.pain-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2px;
    color: #FFFFFF;
}

/* 脉冲动画效果 */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 38, 38, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(255, 38, 38, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 38, 38, 0); }
}

.pain-icon {
    animation: pulse 2s infinite;
}

.pain-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2px;
}

/* 痛点卡片的图标样式 */
.pain-point:hover .pain-icon {
    transform: scale(1.1);
    background: #ff3a3a; /* 悬停时加深红色 */
}

.pain-content {
    flex: 1;
}

.pain-content h3 {
    font-size: 24px;
    line-height: 1.4;
    font-weight: 500;
    margin-bottom: 16px;
    position: relative;
    color: #FFFFFF;
}

.pain-content h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 40px;
    height: 2px;
    background: rgba(255, 0, 0, 0.5);
}

.pain-content p {
    font-size: 16px;
    line-height: 1.6;
    color: #FFFFFF;
}

.solution {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 12px;
    padding: 32px;
    position: relative;
}

.pain-solution-card:nth-child(odd) .solution {
    margin-left: 80px;
    border-top-left-radius: 0;
}

.pain-solution-card:nth-child(even) .solution {
    margin-right: 80px;
    border-top-right-radius: 0;
}

.solution::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 24px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='rgba(16, 185, 129, 0.9)'%3E%3Cpath d='M7.293 4.707L14.586 12 7.293 19.293 8.707 20.707 17.414 12 8.707 3.293 7.293 4.707z'/%3E%3C/svg%3E") no-repeat;
    top: -12px;
}

.solution-content h4 {
    font-size: 20px;
    line-height: 1.4;
    font-weight: 500;
    margin-bottom: 16px;
    position: relative;
    color: #FFFFFF;
}

.solution-content h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 40px;
    height: 2px;
    background: rgba(16, 185, 129, 0.5);
}

.solution-content p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
    color: #FFFFFF;
}

.btn-solution {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: #10b981; /* 使用绿色 */
    border: none;
    padding: 0;
    font-size: 16px;
    font-weight: 500;
    position: relative;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-solution::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 100%;
    height: 1px;
    background: rgba(16, 185, 129, 0.5);
    transition: all 0.3s ease;
}

.btn-solution:hover {
    color: rgba(16, 185, 129, 1);
}

.btn-solution:hover::before {
    height: 2px;
    background: rgba(16, 185, 129, 0.8);
}

.btn-solution::after {
    content: '→';
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.btn-solution:hover::after {
    transform: translateX(4px);
}

/* 律师工作压力统计数据部分 */
.stats-section {
    background: #000000;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
}

.stats-section h2 {
    text-align: center;
    font-size: 36px;
    line-height: 1.3;
    font-weight: 400;
    margin-bottom: 60px;
    color: #FFFFFF;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 48px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-number span {
    font-size: 24px;
    margin-left: 4px;
    color: #FFFFFF;
}

.stat-description {
    font-size: 16px;
    line-height: 1.6;
    color: #FFFFFF;
}

.stats-note {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.stats-note p {
    font-size: 16px;
    line-height: 1.6;
    font-style: italic;
    color: #FFFFFF;
}

/* 痛点卡片的动画效果 */
.pain-solution-card {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards;
    animation-delay: 0.2s;
    transition: all 0.3s ease;
    position: relative;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.pain-solution-card:nth-child(1) { animation-delay: 0.2s; }
.pain-solution-card:nth-child(2) { animation-delay: 0.4s; }
.pain-solution-card:nth-child(3) { animation-delay: 0.6s; }
.pain-solution-card:nth-child(4) { animation-delay: 0.8s; }

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

.pain-point {
    background: rgba(255, 0, 0, 0.08);
    border: 1px solid rgba(255, 0, 0, 0.2);
    border-radius: 12px;
    padding: 32px;
    display: flex;
    gap: 24px;
    position: relative;
    transition: all 0.3s ease;
}

.pain-point:hover {
    background: rgba(255, 0, 0, 0.12);
}

.pain-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 0, 0, 0.3);
    position: relative;
    transition: all 0.3s ease;
}

.pain-point:hover .pain-icon {
    transform: scale(1.1);
    background: rgba(255, 0, 0, 0.15);
}

.pain-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2px;
    color: #FFFFFF;
}

.pain-point:hover .pain-icon svg {
    color: #FFFFFF;
}

.pain-content h3 {
    font-size: 24px;
    line-height: 1.4;
    font-weight: 500;
    margin-bottom: 16px;
    position: relative;
    color: #FFFFFF;
}

.pain-point:hover .pain-content h3 {
    color: #FFFFFF;
}

.pain-content p {
    font-size: 16px;
    line-height: 1.6;
    color: #FFFFFF;
}

.pain-point:hover .pain-content p {
    color: #FFFFFF;
}

.solution {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 12px;
    padding: 32px;
    position: relative;
    transition: all 0.3s ease;
}

.solution:hover {
    background: rgba(16, 185, 129, 0.12);
}

.btn-solution {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: #10b981; /* 使用绿色 */
    border: none;
    padding: 0;
    font-size: 16px;
    font-weight: 500;
    position: relative;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-solution:hover {
    color: rgba(16, 185, 129, 1);
}

.btn-solution::after {
    content: '→';
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.btn-solution:hover::after {
    transform: translateX(4px);
}

.header .header-right {
    display: flex;
    align-items: center;
    gap: 8px; /* 显著减小间距 */
}

.header .header-right > * {
    margin: 0; /* 清除可能存在的外边距 */
}

.header .header-right .btn-login {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 12px;
    transition: color 0.2s ease;
    margin: 0;
}

.header .header-right .btn-login:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* 移动端按钮间距 */
.header .mobile-buttons {
    display: flex;
    gap: 8px;
    margin-top: 1rem;
}

.header .container .header-right {
    display: flex;
    align-items: center;
    gap: 8px !important;
}

/* 重置所有可能的间距 */
.header .container .header-right > * {
    margin: 0 !important;
    padding: 8px 12px !important;
}

/* 确保按钮样式正确 */
.header .container .header-right .btn-login,
.header .container .header-right button.btn-login {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.2s ease;
}

.header .container .header-right .btn-login:hover,
.header .container .header-right button.btn-login:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* 移动端按钮 */
.mobile-menu .mobile-buttons {
    display: flex;
    gap: 8px !important;
    margin-top: 1rem;
}

.mobile-menu .mobile-buttons > * {
    margin: 0 !important;
}

.header .container .header-right {
    display: flex;
    align-items: center;
}

.header .container .header-right .button-group {
    display: inline-flex;
    align-items: center;
    gap: 0;
}

.header .container .header-right .button-group > * {
    margin: 0;
    padding: 8px 12px;
}

/* 确保按钮样式正确 */
.header .container .header-right .btn-login,
.header .container .header-right button.btn-login {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.2s ease;
    white-space: nowrap;
}

.header .container .header-right .btn-login:hover,
.header .container .header-right button.btn-login:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* 移动端按钮 */
.mobile-menu .mobile-buttons {
    display: flex;
    gap: 0;
    margin-top: 1rem;
}

.mobile-menu .mobile-buttons > * {
    margin: 0;
    padding: 8px 12px;
}

/* 痛点图标样式修复 */
.pain-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 0, 0, 0.8);  /* 加深红色背景 */
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: #FFFFFF;
    position: relative;
    animation: pulse 2s infinite;
    box-shadow: 0 0 15px rgba(255, 0, 0, 0.5);  /* 添加红色阴影效果 */
}

.pain-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2px;
    color: #FFFFFF;
    fill: none;  /* 确保SVG图标只有轮廓 */
}

/* 痛点卡片的图标样式 */
.pain-point:hover .pain-icon {
    transform: scale(1.1);
    background: rgba(255, 0, 0, 0.9);  /* 悬停时加深红色 */
}

/* 痛点卡片的动画效果 */
.pain-solution-card {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards;
    animation-delay: 0.2s;
    transition: all 0.3s ease;
    position: relative;
}

/* 痛点部分背景色调整 */
.pain-point {
    background: rgba(255, 0, 0, 0.05);
    border: 1px solid rgba(255, 0, 0, 0.2);
    border-radius: 12px;
    padding: 32px;
    display: flex;
    gap: 24px;
    position: relative;
    color: #FFFFFF;
}

/* 修复第三个图标（文档图标） */
.pain-solution-card:nth-child(3) .pain-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2px;
    color: #FFFFFF;
    fill: none;
}

/* 修复第四个图标（表格图标） */
.pain-solution-card:nth-child(4) .pain-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2px;
    color: #FFFFFF;
    fill: none;
}

/* 用户下拉菜单样式 */
.user-dropdown {
    position: relative;
    display: inline-block;
    margin-right: 15px;
}

.navbar-username {
    display: flex;
    align-items: center;
    color: #FAFAF9;
    font-weight: 500;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.navbar-username:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.dropdown-arrow {
    margin-left: 5px;
    font-size: 10px;
    transition: transform 0.3s ease;
}

.user-dropdown-content {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #1a1a1a;
    min-width: 120px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    border-radius: 4px;
    padding: 5px 0;
    z-index: 1000;
    display: none;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 5px;
}

.user-dropdown-content.active {
    display: block;
    animation: fadeIn 0.2s ease;
}

.user-dropdown-content a {
    color: #FAFAF9;
    padding: 8px 15px;
    text-decoration: none;
    display: block;
    font-size: 14px;
    transition: background-color 0.2s ease;
    text-align: left;
}

.user-dropdown-content a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

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

.fade-in,
.slide-in-left,
.slide-in-right,
.scale-in {
    opacity: 1 !important;
    transform: none !important;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 48px;
  max-width: 700px;
  margin: 0 auto;
}

.feature-large {
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 18px;
  padding: 48px 40px;
  margin: 0 auto;
  box-shadow: 0 8px 32px rgba(0,0,0,0.10);
  text-align: left;
}

.feature-large .feature-icon {
  width: 90px;
  height: 90px;
  margin-bottom: 32px;
}

.feature-large h3 {
  font-size: 2rem;
  font-weight: 700;
  color: #FAFAF9;
  margin-bottom: 24px;
  line-height: 1.3;
}

.feature-desc-large {
  font-size: 1.18rem;
  line-height: 2.1;
  color: #CED8D9;
  margin: 0;
  opacity: 0.98;
}

@media (max-width: 768px) {
  .features-list {
    gap: 32px;
    max-width: 98vw;
    padding: 0 8px;
  }
  .feature-large {
    padding: 32px 12px;
  }
  .feature-large h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
  }
  .feature-desc-large {
    font-size: 1rem;
  }
}

.features-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 10px;
}
@media (max-width: 900px) {
  .features-cards-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 98vw;
  }
}

.feature-card-pro {
  background: #fff !important;
  border-radius: 20px;
  box-shadow: 0 6px 32px rgba(0,0,0,0.10);
  border: 1.5px solid rgba(255,255,255,0.13);
  padding: 56px 38px 48px 38px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 400px;
  position: relative;
  transition: box-shadow 0.3s, transform 0.3s;
}

.feature-card-pro:hover {
  box-shadow: 0 12px 48px rgba(206,216,217,0.18);
  transform: translateY(-6px) scale(1.03);
  border-color: #ced8d9;
}

.feature-icon-pro {
  width: 80px;
  height: 80px;
  margin-bottom: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border-radius: 16px;
  box-shadow: none;
}

.feature-content-pro h3 {
  font-size: 1.32rem;
  font-weight: 700;
  color: #FAFAF9;
  margin-bottom: 16px;
  line-height: 1.3;
}

.feature-content-pro p {
  font-size: 1rem;
  color: #CED8D9;
  line-height: 1.8;
  margin: 0;
  opacity: 0.98;
  max-height: 5.2em;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
}

.features-cards-grid .feature-card-pro:nth-child(1) {
  background: #d9cdcc;
}
.features-cards-grid .feature-card-pro:nth-child(2) {
  background: #ced8d9;
}
.features-cards-grid .feature-card-pro:nth-child(3) {
  background: #ffffff;
}
.features-cards-grid .feature-card-pro:nth-child(4) {
  background: #dbd9d1;
}

.feature-card-pro h3,
.feature-card-pro p {
  color: #111 !important;
}

@media (max-width: 768px) {
  .container {
    padding: 0 8px;
    max-width: 100%;
  }
  section, .main-content {
    padding-left: 0;
    padding-right: 0;
  }
  .card, .feature-card, .workflow-badge, .badge {
    min-width: 0;
    max-width: 100%;
    margin: 0 auto 1rem auto;
    box-sizing: border-box;
  }
  img, svg, video {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
  }
  h1, .hero-title, .section-title {
    font-size: 2rem !important;
    word-break: break-all;
  }
  .btn, .btn-primary {
    font-size: 1rem;
    padding: 0.7rem 1.2rem;
  }
}
@media (max-width: 480px) {
  .container {
    padding: 0 4px;
  }
  h1, .hero-title, .section-title {
    font-size: 1.3rem !important;
  }
  .card, .feature-card, .workflow-badge, .badge {
    padding: 1rem 0.5rem;
  }
  .main-nav, .footer-links, .features-grid, .knowledge-badges {
    flex-direction: column !important;
    gap: 0.5rem !important;
  }
  .footer-links {
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  .header, #navbar-container {
    padding: 0 4px !important;
  }
  .main-nav ul, .main-nav {
    flex-wrap: wrap !important;
    gap: 0.2rem !important;
  }
  .main-nav li, .main-nav a {
    font-size: 14px !important;
    padding: 0 6px !important;
    min-width: unset !important;
  }
  .header .logo, .header .brand-tagline {
    font-size: 16px !important;
  }
  .btn-login-mobile, .btn-login {
    font-size: 14px !important;
    padding: 0.3rem 0.7rem !important;
  }
}
@media (max-width: 480px) {
  .main-nav ul, .main-nav {
    flex-direction: column !important;
    align-items: flex-start !important;
  }
  .main-nav li {
    width: 100% !important;
    text-align: left !important;
    margin-bottom: 2px !important;
  }
  .header {
    flex-direction: column !important;
    align-items: flex-start !important;
  }
  .btn-login-mobile, .btn-login {
    width: 100% !important;
    margin-top: 4px !important;
  }
}

@media (max-width: 768px) {
  .main-nav, .header-right { display: none !important; }
  .mobile-menu { display: block !important; width: 100vw !important; background: #111 !important; z-index: 9999 !important; }
  .mobile-menu ul, .mobile-menu nav { width: 100% !important; flex-direction: column !important; align-items: flex-start !important; }
  .mobile-menu li, .mobile-menu a { width: 100% !important; font-size: 16px !important; padding: 12px 16px !important; box-sizing: border-box !important; border-bottom: 1px solid #222 !important; }
  .mobile-buttons { display: flex !important; flex-direction: column !important; gap: 0.5rem !important; width: 100% !important; padding: 0 16px !important; }
  .header, #navbar-container { flex-direction: column !important; align-items: flex-start !important; }

  /* 首页主视觉区 */
  .home-hero .container { flex-direction: column !important; align-items: center !important; }
  .hero-content { width: 100% !important; text-align: center !important; }
  .hero-video { width: 100% !important; margin-top: 1rem; }
  .hero-main-video { max-width: 100vw !important; height: auto !important; }

  /* 首页标题自适应 */
  h1, .hero-title, .section-title, .home-hero h1 { font-size: 1.3rem !important; word-break: break-all !important; line-height: 1.2 !important; }
  .home-hero h1 span { font-size: 1.3rem !important; }

  /* 统计卡片纵向排列 */
  .stats-grid { display: flex !important; flex-direction: column !important; gap: 1rem !important; }
  .stat-card { min-width: 0 !important; max-width: 100% !important; margin: 0 auto 1rem auto !important; }
}
@media (max-width: 480px) {
  h1, .hero-title, .section-title, .home-hero h1 { font-size: 1.1rem !important; }
  .home-hero h1 span { font-size: 1.1rem !important; }
}

@media (max-width: 768px) {
  .home-hero h1, .hero-title, h1 {
    font-size: 2rem !important;
    font-weight: bold !important;
    line-height: 1.2 !important;
    margin-bottom: 0.7em !important;
  }
  .home-hero p, .hero-subtitle, .home-hero h1 + p {
    font-size: 1.1rem !important;
    font-weight: normal !important;
    margin-bottom: 1.2em !important;
  }
}
@media (max-width: 480px) {
  .home-hero h1, .hero-title, h1 {
    font-size: 1.4rem !important;
  }
  .home-hero p, .hero-subtitle, .home-hero h1 + p {
    font-size: 1rem !important;
  }
}
@media (max-width: 900px) {
  .main-nav, .header-right {
    display: none !important;
    position: absolute !important;
    left: -9999px !important;
    width: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
    visibility: hidden !important;
  }
  .mobile-menu {
    display: block !important;
    width: 100vw !important;
    background: #111 !important;
    z-index: 9999 !important;
  }
}

.features-cards-grid .feature-card-pro p {
  max-height: none !important;
  overflow: visible !important;
  text-overflow: unset !important;
  display: block !important;
  -webkit-line-clamp: unset !important;
  -webkit-box-orient: unset !important;
}

/* 金字塔安全特性布局修正版 */
.pyramid-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 900px;
  margin: 0 auto 60px auto;
  gap: 0;
}
.pyramid-row {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
  gap: 48px;
  margin-bottom: 40px;
}
.pyramid-row-1 .security-feature {
  flex: 1 1 380px;
  max-width: 380px;
  min-width: 260px;
}
.pyramid-row-2 .security-feature {
  flex: 1 1 340px;
  max-width: 340px;
  min-width: 220px;
}
.pyramid-row-3 .security-feature {
  flex: 1 1 320px;
  max-width: 320px;
  min-width: 200px;
}
.pyramid-row-2, .pyramid-row-3 {
  width: 80%;
}
.pyramid-row-1 { width: 60%; }
/* 移除原有grid影响 */
.pyramid-layout.security-features {
  display: flex !important;
  flex-direction: column !important;
  grid-template-columns: unset !important;
  gap: 0 !important;
  padding: 0 !important;
}
.pyramid-layout .security-feature {
  margin: 0;
}
@media (max-width: 900px) {
  .pyramid-layout { max-width: 98vw; }
  .pyramid-row { flex-direction: column; gap: 18px; margin-bottom: 18px; width: 100%; }
  .pyramid-row-1 .security-feature,
  .pyramid-row-2 .security-feature,
  .pyramid-row-3 .security-feature {
    max-width: 100%; min-width: 0; flex: 1 1 100%;
  }
}

.security-carousel-section {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 60px 0 80px 0;
}
.security-carousel {
  position: relative;
  width: 700px;
  max-width: 98vw;
  margin: 0 auto;
  background: none;
}
.carousel-track {
  display: flex;
  flex-direction: row;
  width: 100%;
  align-items: stretch;
}
.carousel-slide {
  display: flex;
  flex-direction: row;
  gap: 32px;
  width: 100%;
  justify-content: center;
  align-items: stretch;
}
.carousel-slide .security-feature {
  flex: 1 1 0;
  min-width: 0;
  max-width: 320px;
  margin: 0;
}
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(206,216,217,0.12);
  border: none;
  color: #fff;
  font-size: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 2;
  transition: background 0.2s;
}
.carousel-arrow.left { left: -56px; }
.carousel-arrow.right { right: -56px; }
.carousel-arrow:hover { background: rgba(206,216,217,0.25); }
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
}
.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #b8c2cc;
  opacity: 0.5;
  cursor: pointer;
  transition: background 0.2s, opacity 0.2s;
}
.carousel-dot.active {
  background: #4ade80;
  opacity: 1;
}
@media (max-width: 900px) {
  .security-carousel { width: 98vw; }
  .carousel-arrow.left { left: 0; }
  .carousel-arrow.right { right: 0; }
}
@media (max-width: 600px) {
  .carousel-slide { flex-direction: column; gap: 18px; }
  .carousel-slide .security-feature { max-width: 100%; }
  .carousel-arrow { top: auto; bottom: -56px; left: 20%; right: 20%; transform: none; width: 38px; height: 38px; font-size: 1.5rem; }
  .carousel-arrow.left { left: 10%; right: auto; }
  .carousel-arrow.right { right: 10%; left: auto; }
}