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

:root {
    --primary-green: #4CAF50;
    --primary-orange: #FF9800;
    --dark-green: #388E3C;
    --dark-orange: #F57C00;
    --light-green: #C8E6C9;
    --light-orange: #FFE0B2;
    --white: #FFFFFF;
    --black: #000000;
    --gray: #666666;
    --light-gray: #F5F5F5;
    --gradient-green: linear-gradient(135deg, #4CAF50 0%, #388E3C 100%);
    --gradient-orange: linear-gradient(135deg, #FF9800 0%, #F57C00 100%);
    --gradient-mixed: linear-gradient(135deg, #4CAF50 0%, #FF9800 100%);
}

body {
    font-family: 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--black);
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.3s;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(0,0,0,0.15);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
}

.logo-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(76, 175, 80, 0.3);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.logo-link:hover .logo-image {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.3);
    border-color: var(--primary-green);
}

.logo-figures {
    display: flex;
    gap: 5px;
}

.logo-figure {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    animation: bounce 2s ease-in-out infinite;
}

.logo-figure.green {
    background: var(--gradient-green);
    animation-delay: 0s;
}

.logo-figure.orange {
    background: var(--gradient-orange);
    animation-delay: 0.3s;
}

.logo-text {
    background: var(--gradient-green);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--black);
    font-weight: 600;
    transition: all 0.3s;
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-green);
    transition: width 0.3s;
    border-radius: 2px;
}

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

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

/* 申请加入按钮特殊样式 */
.nav-link-cta {
    background: var(--gradient-orange);
    color: var(--white) !important;
    padding: 12px 24px !important;
    border-radius: 25px;
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.4);
    position: relative;
    overflow: visible;
    font-weight: 700 !important;
    animation: cta-pulse 2s ease-in-out infinite;
    border: 2px solid transparent;
}

.nav-link-cta::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-orange);
    border-radius: 25px;
    opacity: 0.6;
    z-index: -1;
    animation: cta-glow 2s ease-in-out infinite;
    filter: blur(8px);
}

.nav-link-cta::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: transparent;
    border-radius: 2px;
}

.nav-link-cta:hover::after {
    width: 0;
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 152, 0, 0.5);
    color: var(--white) !important;
    background: var(--gradient-orange);
    animation: cta-pulse-hover 1s ease-in-out infinite;
}

.nav-link-cta:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(255, 152, 0, 0.4);
}

@keyframes cta-pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(255, 152, 0, 0.4),
                    0 0 0 0 rgba(255, 152, 0, 0.4);
    }
    50% {
        box-shadow: 0 4px 15px rgba(255, 152, 0, 0.5),
                    0 0 0 8px rgba(255, 152, 0, 0);
    }
}

@keyframes cta-pulse-hover {
    0%, 100% {
        box-shadow: 0 6px 25px rgba(255, 152, 0, 0.5),
                    0 0 0 0 rgba(255, 152, 0, 0.5);
    }
    50% {
        box-shadow: 0 6px 25px rgba(255, 152, 0, 0.6),
                    0 0 0 10px rgba(255, 152, 0, 0);
    }
}

@keyframes cta-glow {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--black);
    transition: all 0.3s;
    border-radius: 2px;
}

/* Hero区域 */
.hero {
    margin-top: 70px;
    padding: 60px 0 80px 0;
    position: relative;
    overflow: hidden;
    background: var(--white);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.gradient-overlay {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float 15s ease-in-out infinite;
}

.shape-1 {
    width: 200px;
    height: 200px;
    background: var(--primary-green);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    background: var(--primary-orange);
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    background: var(--primary-green);
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    animation: fadeInLeft 1s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--gradient-orange);
    color: var(--white);
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

.badge-icon {
    font-size: 20px;
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.2;
}

.title-highlight {
    background: var(--gradient-green);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: 20px;
}

.hero-description {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: center;
    padding: 20px;
    background: rgba(76, 175, 80, 0.05);
    border-radius: 15px;
    border: 2px solid rgba(76, 175, 80, 0.1);
    transition: all 0.3s;
    min-width: 120px;
}

.hero-stat:hover {
    transform: translateY(-5px);
    border-color: var(--primary-green);
    box-shadow: 0 10px 25px rgba(76, 175, 80, 0.2);
}

.stat-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary-green);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    font-weight: 600;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-orange);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(255, 152, 0, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 152, 0, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-secondary:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-version {
    font-size: 12px;
    opacity: 0.9;
}

/* 手机展示 */
.hero-visual {
    position: relative;
    animation: fadeInRight 1s ease-out;
}

.phone-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: -20px;
    position: relative;
    height: 600px;
    transform: translateZ(0);
    perspective: 1200px;
}

.phone-screen {
    width: 200px;
    height: 400px;
    background: var(--white);
    border-radius: 25px;
    padding: 15px;
    box-shadow: 0 15px 50px rgba(0,0,0,0.25);
    position: absolute;
    left: 50%;
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 1s cubic-bezier(0.23, 1, 0.32, 1),
                box-shadow 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                filter 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1;
    will-change: transform, opacity, filter;
    backface-visibility: hidden;
    transform-style: preserve-3d;
    transform-origin: center center;
}

.phone-1 {
    transform: translateX(-50%) translateX(-180px) scale(0.88);
    opacity: 0.5;
    z-index: 0;
    filter: blur(2px);
}

.phone-2 {
    transform: translateX(-50%) scale(1);
    opacity: 1;
    z-index: 2;
    background: var(--gradient-green);
    filter: blur(0);
}

.phone-3 {
    transform: translateX(-50%) translateX(180px) scale(0.88);
    opacity: 0.5;
    z-index: 0;
    filter: blur(2px);
}

/* 移动设备上减少模糊效果以提升性能 */
@media (max-width: 968px) {
    .phone-screen:not(.active) {
        filter: blur(1px) !important;
    }
    
    .phone-screen.active {
        filter: blur(0) !important;
        animation: float-gentle-mobile 4s ease-in-out infinite;
    }
    
    @keyframes float-gentle-mobile {
        0%, 100% {
            transform: translateX(-50%) scale(1.05) translateY(0);
        }
        50% {
            transform: translateX(-50%) scale(1.05) translateY(-6px);
        }
    }
    
    .phone-screen.active .phone-screenshot {
        animation: subtle-zoom-smooth-mobile 4s ease-in-out infinite;
    }
    
    @keyframes subtle-zoom-smooth-mobile {
        0%, 100% {
            transform: scale(1.03);
        }
        50% {
            transform: scale(1.05);
        }
    }
}

.phone-screen.active {
    z-index: 3;
    opacity: 1;
    transform: translateX(-50%) scale(1.1);
    box-shadow: 0 30px 80px rgba(0,0,0,0.45), 
                0 0 50px rgba(76, 175, 80, 0.35),
                0 10px 30px rgba(76, 175, 80, 0.2);
    filter: blur(0);
    animation: float-gentle 4s ease-in-out infinite;
}

.phone-screen:not(.active) {
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 1s cubic-bezier(0.23, 1, 0.32, 1),
                box-shadow 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                filter 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes float-gentle {
    0%, 100% {
        transform: translateX(-50%) scale(1.1) translateY(0);
    }
    50% {
        transform: translateX(-50%) scale(1.1) translateY(-8px);
    }
}

.screen-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    border-radius: 15px;
    overflow: hidden;
    background: var(--white);
    position: relative;
    transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    transform-origin: center center;
}

.phone-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
    display: block;
    transition: transform 0.8s cubic-bezier(0.23, 1, 0.32, 1);
    will-change: transform;
    backface-visibility: hidden;
    transform-origin: center center;
}

.phone-screen.active .phone-screenshot {
    transform: scale(1.04);
    animation: subtle-zoom-smooth 4s ease-in-out infinite;
}

.phone-screen:not(.active) .phone-screenshot {
    transform: scale(0.98);
}

@keyframes subtle-zoom-smooth {
    0%, 100% {
        transform: scale(1.04);
    }
    50% {
        transform: scale(1.06);
    }
}

.phone-1 .screen-content {
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 100%);
}

.phone-3 .screen-content {
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
}

.app-header {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--white);
    border-bottom: 1px solid #eee;
}

.profile-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.profile-info h4 {
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--black);
}

.profile-info p {
    font-size: 12px;
    color: var(--gray);
}

.status-text {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 14px;
}

.call-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 20px;
    background: var(--white);
}

.control-btn, .end-call {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: var(--light-gray);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s;
}

.end-call {
    background: #ff4081;
    color: var(--white);
}

.control-btn:hover, .end-call:hover {
    transform: scale(1.1);
}

.timer {
    font-size: 14px;
    color: var(--gray);
    font-weight: 600;
}

.notifications-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: var(--white);
    border-bottom: 1px solid #eee;
}

.time {
    font-size: 14px;
    font-weight: 600;
    color: var(--black);
}

.status-icons {
    font-size: 14px;
}

.notifications-list {
    flex: 1;
    padding: 10px;
    overflow-y: auto;
}

.notification-item {
    padding: 15px;
    margin-bottom: 10px;
    background: var(--light-gray);
    border-radius: 10px;
    position: relative;
}

.notification-item strong {
    display: block;
    font-size: 14px;
    margin-bottom: 5px;
    color: var(--black);
}

.notification-item p {
    font-size: 12px;
    color: var(--gray);
    margin-bottom: 5px;
}

.time-stamp {
    font-size: 10px;
    color: var(--gray);
    position: absolute;
    top: 15px;
    right: 15px;
}

.hot-badge {
    display: inline-block;
    background: var(--gradient-orange);
    color: var(--white);
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 10px;
}

.new-tag {
    display: inline-block;
    background: var(--primary-green);
    color: var(--white);
    padding: 3px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    margin-left: 10px;
}

.main-screen {
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--white);
    padding: 40px 20px;
}

.app-logo-large {
    margin-bottom: 30px;
}

.logo-figures {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

.figure {
    font-size: 48px;
    width: 60px;
    height: 60px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.figure.green {
    background: rgba(255,255,255,0.2);
}

.figure.orange {
    background: rgba(255,255,255,0.2);
}

.app-logo-large h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--white);
}

.slogan {
    font-size: 16px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.download-btn-screen {
    background: var(--white);
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.download-btn-screen:hover {
    background: var(--primary-green);
    color: var(--white);
}

.hero-decoration {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.decoration-item {
    position: absolute;
    font-size: 40px;
    animation: float 4s ease-in-out infinite;
    opacity: 0.3;
}

.item-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.item-2 {
    top: 30%;
    right: 15%;
    animation-delay: 1s;
}

.item-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 2s;
}

.item-4 {
    bottom: 10%;
    right: 10%;
    animation-delay: 3s;
}

/* 产品介绍 */
.products {
    padding: 120px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f5f5f5 50%, #ffffff 100%);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.title-icon {
    font-size: 48px;
    animation: bounce 2s ease-in-out infinite;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.product-card {
    background: var(--white);
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-top: 5px solid var(--primary-green);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(76, 175, 80, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.5s;
    opacity: 0;
}

.product-card:hover::before {
    animation: shimmer 1.5s;
    opacity: 1;
}

.product-card.featured {
    border-top-color: var(--primary-orange);
    transform: scale(1.05);
    box-shadow: 0 15px 50px rgba(255, 152, 0, 0.3);
}

.product-card:nth-child(2) {
    border-top-color: var(--primary-orange);
}

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.product-badge {
    display: inline-block;
    padding: 6px 15px;
    background: rgba(76, 175, 80, 0.1);
    color: var(--primary-green);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-badge.hot {
    background: var(--gradient-orange);
    color: var(--white);
    animation: pulse 2s ease-in-out infinite;
}

.product-icon {
    font-size: 80px;
    margin-bottom: 25px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

.product-card h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--black);
    font-weight: 800;
}

.product-card p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.8;
    font-size: 16px;
}

.feature-list {
    list-style: none;
    margin-bottom: 25px;
}

.feature-list li {
    padding: 12px 0;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}

.check-icon {
    color: var(--primary-green);
    font-weight: 700;
    font-size: 18px;
}

.product-highlight {
    padding: 15px;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.1) 0%, rgba(255, 152, 0, 0.1) 100%);
    border-radius: 15px;
    border-left: 4px solid var(--primary-green);
    margin-top: 20px;
}

.highlight-text {
    font-weight: 700;
    color: var(--primary-green);
    font-size: 16px;
}

.highlight-number {
    color: var(--primary-orange);
    font-size: 1.3em;
    font-weight: 800;
}

/* 数据统计 */
.stats {
    padding: 100px 0;
    background: var(--gradient-green);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.stats-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.stats-header h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 15px;
}

.stats-header p {
    font-size: 18px;
    opacity: 0.9;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: 0 auto;
}

.stat-item {
    padding: 40px 20px;
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-10px) scale(1.05);
    border-color: rgba(255, 255, 255, 0.4);
}

.stat-icon {
    font-size: 48px;
    margin-bottom: 15px;
    display: block;
}

.stat-number {
    font-size: 64px;
    font-weight: 900;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.stat-label {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 10px;
    font-weight: 600;
}

.stat-trend {
    font-size: 14px;
    opacity: 0.8;
    font-weight: 500;
}

/* 支付方式 */
.payment-methods {
    padding: 120px 0;
    background: var(--white);
}

.payment-content {
    display: flex;
    justify-content: center;
    max-width: 800px;
    margin: 0 auto;
}

.payment-category {
    background: var(--white);
    padding: 50px;
    border-radius: 25px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transition: all 0.3s;
    border: 3px solid var(--primary-green);
    width: 100%;
}

.payment-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    border-color: var(--primary-orange);
}

.payment-icon {
    font-size: 80px;
    margin-bottom: 25px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

.payment-category h3 {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--black);
    font-weight: 800;
}

.payment-category p {
    color: var(--gray);
    margin-bottom: 30px;
    line-height: 1.8;
    font-size: 16px;
}

.bank-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 30px;
}

.bank-item {
    padding: 20px;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.05) 0%, rgba(255, 152, 0, 0.05) 100%);
    border-radius: 15px;
    font-weight: 600;
    color: var(--black);
    transition: all 0.3s;
    border: 2px solid transparent;
}

.bank-item:hover {
    background: var(--gradient-green);
    color: var(--white);
    transform: scale(1.05);
    border-color: var(--primary-green);
}

/* 下载指南 */
.download-section {
    padding: 120px 0;
    background: linear-gradient(180deg, #f5f5f5 0%, #ffffff 100%);
}

.download-content.side-by-side {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.download-card {
    background: var(--white);
    padding: 40px;
    border-radius: 25px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.download-card.featured {
    border: 3px solid;
}

.download-card.android-card {
    border-color: var(--primary-orange);
    background: linear-gradient(135deg, rgba(255, 152, 0, 0.05) 0%, rgba(255, 152, 0, 0.02) 100%);
}

.download-card.ios-card {
    border-color: var(--primary-green);
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.05) 0%, rgba(76, 175, 80, 0.02) 100%);
}

.download-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.download-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.device-icon {
    font-size: 48px;
}

.download-card h3 {
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--black);
    font-weight: 800;
}

.btn-download {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    padding: 25px 40px;
    border-radius: 15px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s;
    width: 100%;
    margin-bottom: 30px;
    font-size: 18px;
}

.btn-download.android {
    background: var(--gradient-orange);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(255, 152, 0, 0.4);
}

.btn-download.ios {
    background: var(--gradient-green);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
}

.btn-download:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.download-icon {
    font-size: 36px;
}

.download-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.download-label {
    font-size: 20px;
}

.download-version {
    font-size: 14px;
    opacity: 0.9;
}

.download-steps-simple {
    margin: 30px 0;
    text-align: left;
}

.step-item-simple {
    display: flex;
    gap: 20px;
    align-items: start;
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    transition: all 0.3s;
}

.step-item-simple:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: translateX(5px);
}

.step-number-simple {
    width: 40px;
    height: 40px;
    background: var(--gradient-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    flex-shrink: 0;
}

.android-card .step-number-simple {
    background: var(--gradient-orange);
}

.step-item-simple p {
    color: var(--gray);
    font-size: 15px;
    line-height: 1.6;
    margin: 0;
}

.download-hint {
    color: var(--gray);
    font-size: 14px;
    margin-top: 20px;
}

.download-hint a {
    color: var(--primary-orange);
    text-decoration: none;
    font-weight: 600;
}

.download-hint a:hover {
    text-decoration: underline;
}

/* 历史活动 */
.activities {
    padding: 120px 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 50%, #f5f5f5 100%);
    position: relative;
    overflow: hidden;
}

.activities::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.12) 0%, transparent 70%);
    animation: rotate 15s linear infinite;
}

.activities::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255, 152, 0, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(76, 175, 80, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(142, 36, 170, 0.05) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
    animation: pulse-background 8s ease-in-out infinite;
}

@keyframes pulse-background {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.activity-card {
    background: var(--white);
    border-radius: 25px;
    overflow: visible;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15), 0 0 0 0 rgba(76, 175, 80, 0);
    transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    border: 3px solid transparent;
    transform-style: preserve-3d;
    perspective: 1000px;
    will-change: transform, box-shadow;
    backface-visibility: hidden;
}

.activity-link {
    text-decoration: none;
    color: inherit;
    display: block;
    width: 100%;
    height: 100%;
}

.activity-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, 
        rgba(76, 175, 80, 0.8) 0%, 
        rgba(255, 152, 0, 0.8) 25%,
        rgba(76, 175, 80, 0.8) 50%,
        rgba(255, 152, 0, 0.8) 75%,
        rgba(76, 175, 80, 0.8) 100%);
    background-size: 300% 300%;
    border-radius: 27px;
    opacity: 0;
    transition: opacity 0.8s;
    z-index: -1;
    animation: gradient-shift 4s ease infinite;
    filter: blur(8px);
}

.activity-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, 
        transparent 0deg,
        rgba(255, 255, 255, 0.1) 45deg,
        rgba(255, 255, 255, 0.4) 90deg,
        rgba(255, 255, 255, 0.1) 135deg,
        transparent 180deg);
    opacity: 0;
    transition: opacity 0.8s;
    animation: rotate 2s linear infinite;
    z-index: 1;
    pointer-events: none;
}

.activity-card:hover::before {
    opacity: 0.6;
    animation: gradient-shift 2s ease infinite, glow-pulse 2s ease-in-out infinite;
}

.activity-card:hover::after {
    opacity: 1;
}

.activity-card:hover {
    transform: translateY(-30px) scale(1.08) rotateY(3deg) rotateX(-2deg);
    box-shadow: 
        0 40px 100px rgba(0,0,0,0.4),
        0 0 60px rgba(76, 175, 80, 0.4),
        0 0 100px rgba(76, 175, 80, 0.2),
        inset 0 0 30px rgba(255, 255, 255, 0.1);
    border-color: var(--primary-green);
}

@keyframes glow-pulse {
    0%, 100% {
        filter: blur(8px);
        opacity: 0.6;
    }
    50% {
        filter: blur(12px);
        opacity: 0.8;
    }
}

.activity-card:nth-child(1):hover {
    border-color: var(--primary-green);
    box-shadow: 
        0 40px 100px rgba(0,0,0,0.4),
        0 0 60px rgba(76, 175, 80, 0.5),
        0 0 100px rgba(76, 175, 80, 0.3),
        inset 0 0 30px rgba(255, 255, 255, 0.1);
}

.activity-card:nth-child(1)::before {
    background: linear-gradient(135deg, 
        rgba(76, 175, 80, 0.8) 0%, 
        rgba(102, 187, 106, 0.8) 50%,
        rgba(76, 175, 80, 0.8) 100%);
}

.activity-card:nth-child(2):hover {
    border-color: var(--primary-orange);
    box-shadow: 
        0 40px 100px rgba(0,0,0,0.4),
        0 0 60px rgba(255, 152, 0, 0.5),
        0 0 100px rgba(255, 152, 0, 0.3),
        inset 0 0 30px rgba(255, 255, 255, 0.1);
}

.activity-card:nth-child(2)::before {
    background: linear-gradient(135deg, 
        rgba(255, 152, 0, 0.8) 0%, 
        rgba(255, 183, 77, 0.8) 50%,
        rgba(255, 152, 0, 0.8) 100%);
}

.activity-card:nth-child(3):hover {
    border-color: #8E24AA;
    box-shadow: 
        0 40px 100px rgba(0,0,0,0.4),
        0 0 60px rgba(142, 36, 170, 0.5),
        0 0 100px rgba(142, 36, 170, 0.3),
        inset 0 0 30px rgba(255, 255, 255, 0.1);
}

.activity-card:nth-child(3)::before {
    background: linear-gradient(135deg, 
        rgba(142, 36, 170, 0.8) 0%, 
        rgba(171, 71, 188, 0.8) 50%,
        rgba(142, 36, 170, 0.8) 100%);
}

.activity-image {
    height: 280px;
    background: var(--gradient-green);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transform: translateZ(0);
}

.activity-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.15) 0%, transparent 50%);
    opacity: 0.6;
    z-index: 1;
}

.activity-image::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
    animation: shimmer 4s infinite;
    z-index: 2;
}

.activity-card:nth-child(1) .activity-image {
    background: linear-gradient(135deg, #4CAF50 0%, #388E3C 30%, #66BB6A 50%, #388E3C 70%, #4CAF50 100%);
    background-size: 300% 300%;
    animation: gradient-shift 6s ease infinite;
}

.activity-card:nth-child(2) .activity-image {
    background: linear-gradient(135deg, #FF9800 0%, #F57C00 30%, #FFB74D 50%, #F57C00 70%, #FF9800 100%);
    background-size: 300% 300%;
    animation: gradient-shift 6s ease infinite;
}

.activity-card:nth-child(3) .activity-image {
    background: linear-gradient(135deg, #8E24AA 0%, #7B1FA2 30%, #AB47BC 50%, #7B1FA2 70%, #8E24AA 100%);
    background-size: 300% 300%;
    animation: gradient-shift 6s ease infinite;
}

.activity-image .image-placeholder {
    font-size: 140px;
    animation: float 4s ease-in-out infinite, pulse 2.5s ease-in-out infinite, rotate-3d 10s linear infinite, glow-icon 3s ease-in-out infinite;
    filter: drop-shadow(0 10px 25px rgba(0,0,0,0.4)) drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
    position: relative;
    z-index: 3;
    transform-style: preserve-3d;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.activity-card:hover .image-placeholder {
    animation: float 1.5s ease-in-out infinite, pulse 1s ease-in-out infinite, rotate-3d 4s linear infinite, scale-bounce 0.8s ease-in-out infinite, glow-icon 1.5s ease-in-out infinite;
    transform: scale(1.3);
    filter: drop-shadow(0 15px 35px rgba(0,0,0,0.5)) drop-shadow(0 0 40px rgba(255, 255, 255, 0.6));
    text-shadow: 0 0 50px rgba(255, 255, 255, 0.8);
}

@keyframes glow-icon {
    0%, 100% {
        filter: drop-shadow(0 10px 25px rgba(0,0,0,0.4)) drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
    }
    50% {
        filter: drop-shadow(0 15px 35px rgba(0,0,0,0.5)) drop-shadow(0 0 40px rgba(255, 255, 255, 0.6));
    }
}

.activity-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.3) 50%, rgba(0,0,0,0.2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 4;
    backdrop-filter: blur(4px);
    border-radius: 25px 25px 0 0;
}

.activity-card:hover .activity-overlay {
    opacity: 1;
    background: linear-gradient(135deg, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.3) 100%);
}

.overlay-content {
    color: var(--white);
    font-weight: 900;
    font-size: 24px;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 35px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
    border-radius: 50px;
    border: 3px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(15px);
    transform: translateY(30px) scale(0.9);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 15px 40px rgba(0,0,0,0.4), 0 0 30px rgba(255, 255, 255, 0.2);
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.activity-card:hover .overlay-content {
    transform: translateY(0) scale(1);
    animation: overlay-bounce 1.2s ease-in-out infinite, overlay-glow 2s ease-in-out infinite;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 50px rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
}

@keyframes overlay-glow {
    0%, 100% {
        box-shadow: 0 15px 40px rgba(0,0,0,0.4), 0 0 30px rgba(255, 255, 255, 0.2);
    }
    50% {
        box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 50px rgba(255, 255, 255, 0.4);
    }
}

.overlay-icon {
    font-size: 28px;
    animation: spin-slow 3s linear infinite;
}

.activity-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--primary-orange);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 800;
    box-shadow: 0 6px 20px rgba(255, 152, 0, 0.5), 0 0 20px rgba(255, 152, 0, 0.3);
    z-index: 5;
    animation: badge-pulse 2s ease-in-out infinite, badge-float 3s ease-in-out infinite;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.activity-badge.hot-badge {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 50%, #ff6b6b 100%);
    background-size: 200% 200%;
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.6), 0 0 25px rgba(255, 107, 107, 0.4);
    animation: badge-pulse 1.5s ease-in-out infinite, badge-float 3s ease-in-out infinite, gradient-shift 3s ease infinite;
}

.activity-badge.active-badge {
    background: linear-gradient(135deg, #4CAF50 0%, #388E3C 50%, #4CAF50 100%);
    background-size: 200% 200%;
    animation: badge-glow 2s ease-in-out infinite, badge-float 3s ease-in-out infinite, gradient-shift 3s ease infinite;
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.6), 0 0 25px rgba(76, 175, 80, 0.4);
}

.activity-card:hover .activity-badge {
    transform: scale(1.15) rotate(8deg) translateY(-3px);
    box-shadow: 0 10px 40px rgba(255, 152, 0, 0.8), 0 0 40px rgba(255, 152, 0, 0.6), 0 0 60px rgba(255, 152, 0, 0.3);
    animation: badge-pulse 1s ease-in-out infinite, badge-float 2s ease-in-out infinite, badge-glow-intense 1.5s ease-in-out infinite;
}

@keyframes badge-glow-intense {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(255, 152, 0, 0.8), 0 0 40px rgba(255, 152, 0, 0.6);
    }
    50% {
        box-shadow: 0 15px 50px rgba(255, 152, 0, 1), 0 0 60px rgba(255, 152, 0, 0.8);
    }
}

.activity-content {
    padding: 35px;
    position: relative;
    z-index: 1;
    background: linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,1) 100%);
}

.activity-date {
    color: var(--primary-green);
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.15) 0%, rgba(76, 175, 80, 0.05) 100%);
    border-radius: 25px;
    border-left: 4px solid var(--primary-green);
    width: fit-content;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.1);
    transition: all 0.3s;
}

.activity-card:hover .activity-date {
    transform: translateX(8px) scale(1.05);
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.3), 0 0 20px rgba(76, 175, 80, 0.2);
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.25) 0%, rgba(76, 175, 80, 0.15) 100%);
    border-left-width: 5px;
}

.date-icon {
    font-size: 18px;
    animation: bounce 2s ease-in-out infinite;
}

.activity-content h3 {
    font-size: 28px;
    margin-bottom: 18px;
    color: var(--black);
    font-weight: 900;
    transition: all 0.4s;
    line-height: 1.3;
}

.activity-card:hover .activity-content h3 {
    color: var(--primary-green);
    transform: translateX(5px);
    text-shadow: 0 2px 10px rgba(76, 175, 80, 0.2);
}

.activity-card:nth-child(2):hover .activity-content h3,
.activity-card:nth-child(3):hover .activity-content h3 {
    color: var(--primary-orange);
    text-shadow: 0 2px 10px rgba(255, 152, 0, 0.2);
}

.activity-content p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 20px;
    transition: color 0.3s;
    font-size: 15px;
}

.activity-card:hover .activity-content p {
    color: var(--black);
}

.activity-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.stat-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.12) 0%, rgba(76, 175, 80, 0.08) 100%);
    border-radius: 25px;
    font-size: 14px;
    color: var(--gray);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-weight: 700;
    border: 2px solid transparent;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.stat-icon {
    font-size: 18px;
    animation: bounce 2s ease-in-out infinite;
}

.activity-card:hover .stat-badge {
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.3) 0%, rgba(76, 175, 80, 0.2) 100%);
    transform: translateX(10px) translateY(-5px) scale(1.08);
    color: var(--primary-green);
    border-color: rgba(76, 175, 80, 0.4);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.3), 0 0 15px rgba(76, 175, 80, 0.2);
}

.activity-card:nth-child(2):hover .stat-badge,
.activity-card:nth-child(3):hover .stat-badge {
    background: linear-gradient(135deg, rgba(255, 152, 0, 0.25) 0%, rgba(255, 152, 0, 0.15) 100%);
    border-color: rgba(255, 152, 0, 0.3);
    color: var(--primary-orange);
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.2);
}

.activity-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    padding-top: 20px;
    border-top: 2px solid rgba(0,0,0,0.08);
}

.tag {
    padding: 8px 16px;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.12) 0%, rgba(255, 152, 0, 0.12) 100%);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-green);
    border: 2px solid rgba(76, 175, 80, 0.25);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.activity-card:hover .tag {
    transform: translateY(-5px) scale(1.1);
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.25) 0%, rgba(255, 152, 0, 0.25) 100%);
    border-color: var(--primary-green);
    box-shadow: 0 6px 18px rgba(76, 175, 80, 0.3), 0 0 10px rgba(76, 175, 80, 0.2);
}

.activity-card:nth-child(2):hover .tag,
.activity-card:nth-child(3):hover .tag {
    border-color: var(--primary-orange);
    color: var(--primary-orange);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.2);
}

/* 申请加入 */
.apply-section {
    padding: 120px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f5f5f5 100%);
}

.apply-form-container {
    max-width: 800px;
    margin: 0 auto;
}

.apply-form {
    background: var(--white);
    padding: 50px;
    border-radius: 25px;
    box-shadow: 0 15px 50px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.apply-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-green);
    border-radius: 25px 25px 0 0;
}

.form-group {
    margin-bottom: 35px;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.label-icon {
    font-size: 24px;
}

.required {
    color: #ff4444;
    margin-left: 5px;
}

.radio-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    padding: 15px 25px;
    border: 2px solid rgba(76, 175, 80, 0.2);
    border-radius: 15px;
    background: rgba(76, 175, 80, 0.05);
    transition: all 0.3s;
    flex: 1;
    min-width: 150px;
    position: relative;
}

.radio-option:hover {
    background: rgba(76, 175, 80, 0.1);
    border-color: rgba(76, 175, 80, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.2);
}

.radio-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.radio-custom {
    width: 24px;
    height: 24px;
    border: 3px solid var(--primary-green);
    border-radius: 50%;
    position: relative;
    transition: all 0.3s;
    flex-shrink: 0;
}

.radio-option input[type="radio"]:checked ~ .radio-custom {
    background: var(--gradient-green);
    border-color: var(--primary-green);
    box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.2);
}

.radio-option input[type="radio"]:checked ~ .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--white);
    border-radius: 50%;
}

.radio-option input[type="radio"]:checked ~ .radio-label {
    color: var(--primary-green);
    font-weight: 700;
}

.radio-option input[type="radio"]:checked ~ .radio-custom {
    animation: radio-pulse 0.5s ease;
}

@keyframes radio-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(76, 175, 80, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0);
    }
}

.radio-label {
    font-size: 16px;
    color: var(--gray);
    transition: all 0.3s;
    font-weight: 600;
}

.radio-option input[type="radio"]:checked ~ .radio-label {
    color: var(--primary-green);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 18px 20px;
    border: 2px solid rgba(76, 175, 80, 0.2);
    border-radius: 15px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s;
    background: rgba(76, 175, 80, 0.02);
    color: var(--black);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.1), 0 4px 15px rgba(76, 175, 80, 0.1);
    transform: translateY(-2px);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(0, 0, 0, 0.3);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-submit {
    margin-top: 40px;
    text-align: center;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px 50px;
    border-radius: 50px;
    border: none;
    font-weight: 700;
    font-size: 18px;
    transition: all 0.3s;
    background: var(--gradient-green);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-submit::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-submit:hover::before {
    width: 300px;
    height: 300px;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.5);
}

.btn-submit:active {
    transform: translateY(-1px);
}

.btn-arrow {
    font-size: 20px;
    transition: transform 0.3s;
}

.btn-submit:hover .btn-arrow {
    transform: translateX(5px);
}

.form-message {
    margin-top: 15px;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    display: none;
    animation: fadeIn 0.3s ease-in;
    background: rgba(76, 175, 80, 0.1);
    border: 2px solid var(--primary-green);
}

.form-message[style*="color: #ff4444"] {
    background: rgba(255, 68, 68, 0.1);
    border-color: #ff4444;
}

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

.form-note {
    margin-top: 20px;
    color: var(--gray);
    font-size: 14px;
}

@media (max-width: 768px) {
    .apply-form {
        padding: 30px 20px;
    }
    
    .radio-group {
        flex-direction: column;
    }
    
    .radio-option {
        min-width: 100%;
    }
}

/* FAQ */
.faq {
    padding: 120px 0;
    background: var(--white);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--light-gray);
    border-radius: 20px;
    margin-bottom: 25px;
    overflow: hidden;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.faq-item.active {
    background: var(--white);
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    border-color: var(--primary-green);
}

.faq-question {
    padding: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s;
}

.faq-question:hover {
    background: rgba(76, 175, 80, 0.05);
}

.faq-question h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--black);
    flex: 1;
}

.faq-icon {
    font-size: 28px;
    font-weight: 300;
    color: var(--primary-green);
    transition: all 0.3s;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(76, 175, 80, 0.1);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    background: var(--gradient-green);
    color: var(--white);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 1000px;
}

.faq-answer p,
.faq-answer ul,
.faq-answer ol {
    padding: 0 30px 30px;
    color: var(--gray);
    line-height: 1.8;
    font-size: 16px;
}

.faq-answer ul,
.faq-answer ol {
    margin-left: 20px;
    margin-top: 10px;
}

.faq-answer li {
    margin-bottom: 10px;
}

.faq-answer a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 600;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
    color: var(--white);
    padding: 80px 0 30px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-green);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo-link {
    text-decoration: none;
    display: inline-block;
    transition: transform 0.3s;
}

.footer-logo-link:hover {
    transform: scale(1.05);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 20px;
}

.footer-logo .logo-image {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: all 0.3s;
}

.footer-logo-link:hover .logo-image {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
    border-color: var(--primary-green);
}

.footer-section p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 15px;
    line-height: 1.8;
}

.footer-tagline {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
}

.footer-section h4 {
    margin-bottom: 25px;
    font-size: 20px;
    font-weight: 700;
}

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

.footer-section ul li {
    margin-bottom: 15px;
    color: rgba(255,255,255,0.7);
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-section ul li a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.3s;
}

.footer-section ul li a:hover {
    color: var(--primary-green);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.social-icon {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    text-decoration: none;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.social-icon:hover {
    background: var(--primary-green);
    transform: translateY(-5px) scale(1.1);
    border-color: var(--primary-green);
    box-shadow: 0 5px 20px rgba(76, 175, 80, 0.4);
}

.footer-badge {
    padding: 12px 20px;
    background: rgba(76, 175, 80, 0.2);
    border-radius: 25px;
    border: 2px solid rgba(76, 175, 80, 0.3);
    display: inline-block;
}

.badge-text {
    font-weight: 700;
    font-size: 14px;
    color: var(--primary-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
}

.footer-disclaimer {
    margin-top: 15px;
    font-size: 12px;
    color: rgba(255,255,255,0.4);
}

/* 动画 */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 优化GPU加速 */
.phone-mockup {
    transform: translateZ(0);
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

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

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

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

@keyframes badge-pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(255, 152, 0, 0.4);
    }
    50% {
    transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(255, 152, 0, 0.6);
    }
}

@keyframes badge-glow {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(76, 175, 80, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(76, 175, 80, 0.8);
    }
}

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

@keyframes rotate-3d {
    0% {
        transform: rotateY(0deg) rotateX(0deg);
    }
    25% {
        transform: rotateY(90deg) rotateX(5deg);
    }
    50% {
        transform: rotateY(180deg) rotateX(0deg);
    }
    75% {
        transform: rotateY(270deg) rotateX(-5deg);
    }
    100% {
        transform: rotateY(360deg) rotateX(0deg);
    }
}

@keyframes scale-bounce {
    0%, 100% {
        transform: scale(1.2);
    }
    50% {
        transform: scale(1.3);
    }
}

@keyframes overlay-bounce {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-5px) scale(1.05);
    }
}

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

/* 响应式设计 */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 28px;
    }

    .phone-mockup {
        height: 400px;
        perspective: 800px;
    }

    .phone-screen {
        width: 150px;
        height: 300px;
        padding: 10px;
    }
    
    .phone-screen.active {
        transform: translateX(-50%) scale(1.05);
    }
    
    .phone-1 {
        transform: translateX(-50%) translateX(-120px) scale(0.85);
    }
    
    .phone-3 {
        transform: translateX(-50%) translateX(120px) scale(0.85);
    }

    .download-content.side-by-side {
        grid-template-columns: 1fr;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-link-cta {
        margin: 10px 20px;
        display: inline-block;
        animation: cta-pulse 2s ease-in-out infinite;
    }

    .nav-link-cta::before {
        animation: cta-glow 2s ease-in-out infinite;
    }

    .hamburger {
        display: flex;
    }

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

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }

    .section-title {
        font-size: 36px;
    }

    .products-grid,
    .activities-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    @media (max-width: 480px) {
        .stats-grid {
            grid-template-columns: 1fr;
        }
    }

    .phone-mockup {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 60px 0;
}

    .product-card.featured {
        transform: scale(1);
    }
}

/* 右下角悬浮联系窗口 */
.floating-contact-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 15px;
    animation: float-in 0.6s ease-out;
}

.floating-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 18px;
    border-radius: 50px;
    text-decoration: none;
    color: var(--gray);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    position: relative;
    overflow: visible;
    min-width: 140px;
    animation: float-gentle 3s ease-in-out infinite;
}

.floating-contact-item:nth-child(1) {
    animation-delay: 0s;
}

.floating-contact-item:nth-child(2) {
    animation-delay: 0.2s;
}

.floating-contact-item:nth-child(3) {
    animation-delay: 0.4s;
}

.floating-contact-item::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50px;
    opacity: 0;
    transition: opacity 0.4s;
    z-index: -1;
    background: var(--gradient-green);
    filter: blur(8px);
}

.floating-contact-item:hover::before {
    opacity: 0.6;
    animation: glow-pulse 1.5s ease-in-out infinite;
}

.floating-contact-item:hover {
    transform: translateX(-10px) scale(1.05);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
    border-color: var(--primary-green);
    background: rgba(255, 255, 255, 1);
}

.floating-contact-item:active {
    transform: translateX(-5px) scale(1.02);
}

.floating-icon {
    font-size: 24px;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    flex-shrink: 0;
}

.email-icon {
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.15) 0%, rgba(76, 175, 80, 0.1) 100%);
    animation: icon-bounce 2s ease-in-out infinite;
}

.whatsapp-icon {
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.15) 0%, rgba(37, 211, 102, 0.1) 100%);
    animation: icon-bounce 2s ease-in-out infinite 0.3s;
}

.whatsapp-logo {
    width: 26px;
    height: 26px;
    object-fit: contain;
    display: block;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.floating-contact-item:hover .whatsapp-logo {
    transform: scale(1.1);
}

.telegram-icon {
    background: linear-gradient(135deg, rgba(0, 136, 204, 0.15) 0%, rgba(0, 136, 204, 0.1) 100%);
    animation: icon-bounce 2s ease-in-out infinite 0.6s;
}

.floating-contact-item:hover .email-icon {
    background: var(--gradient-green);
    transform: scale(1.2) rotate(5deg);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
}

.floating-contact-item:hover .whatsapp-icon {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    transform: scale(1.2) rotate(5deg);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.floating-contact-item:hover .telegram-icon {
    background: linear-gradient(135deg, #0088CC 0%, #0066AA 100%);
    transform: scale(1.2) rotate(5deg);
    box-shadow: 0 6px 20px rgba(0, 136, 204, 0.4);
}

.floating-label {
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
    white-space: nowrap;
}

.floating-contact-item:hover .floating-label {
    color: var(--primary-green);
    font-weight: 700;
    transform: translateX(2px);
}

.floating-contact-item:hover .whatsapp-icon + .floating-label {
    color: #25D366;
}

.floating-contact-item:hover .telegram-icon + .floating-label {
    color: #0088CC;
}

@keyframes float-in {
    from {
        opacity: 0;
        transform: translateX(100px) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes float-gentle {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

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

@keyframes glow-pulse {
    0%, 100% {
        opacity: 0.6;
        filter: blur(8px);
    }
    50% {
        opacity: 0.8;
        filter: blur(12px);
    }
}

@media (max-width: 768px) {
    .floating-contact-widget {
        bottom: 20px;
        right: 20px;
        gap: 12px;
    }

    .floating-contact-item {
        padding: 10px 15px;
        min-width: 120px;
    }

    .floating-icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .whatsapp-logo {
        width: 22px;
        height: 22px;
    }

    .floating-label {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .floating-contact-widget {
        bottom: 15px;
        right: 15px;
        gap: 10px;
    }

    .floating-contact-item {
        padding: 8px 12px;
        min-width: 110px;
    }

    .floating-icon {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }

    .whatsapp-logo {
        width: 20px;
        height: 20px;
    }

    .floating-label {
        font-size: 11px;
    }
}