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

:root {
    --primary-color: #1877f2;
    --secondary-color: #FFD700;
    --dark-color: #0a0e27;
    --dark-bg: #0f1419;
    --light-bg: #f0f2f5;
    --white: #ffffff;
    --text-primary: #ffffff;
    --text-secondary: #b8bbc4;
    --border-color: #2a2f3a;
    --success-color: #42b72a;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-dark: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 100%);
    --gradient-purple: linear-gradient(135deg, #6B73FF 0%, #000DFF 100%);
    --gradient-orange: linear-gradient(135deg, #FA709A 0%, #FEE140 100%);
    --gradient-green: linear-gradient(135deg, #0FF0B3 0%, #036ED9 100%);
    --gradient-blue: linear-gradient(135deg, #4FACFE 0%, #00F2FE 100%);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(107, 115, 255, 0.5);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--dark-bg);
}

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

/* Hero Section */
.hero-section {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,144C960,149,1056,139,1152,122.7C1248,107,1344,85,1392,74.7L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    opacity: 0.3;
}

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

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.95;
    line-height: 1.6;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.cta-button {
    padding: 16px 40px;
    font-size: 22px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
}

.cta-button.primary {
    background: var(--gradient-orange);
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

.cta-button.primary:hover {
    background: var(--gradient-orange);
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(250, 112, 154, 0.6);
}

/* Section Common Styles */
.section-title {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-primary);
}

section {
    padding: 80px 0;
}

/* Comparison Section */
.comparison-section {
    background: var(--gradient-dark);
    position: relative;
}

.comparison-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(107, 115, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(250, 112, 154, 0.1) 0%, transparent 50%);
}

.comparison-section .container {
    position: relative;
    z-index: 1;
}

.comparison-table {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.comparison-column {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 0;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.comparison-column:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.column-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.column-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.comparison-column:hover .column-image img {
    transform: scale(1.1);
}

.comparison-column h3 {
    font-size: 24px;
    margin: 30px 40px 20px;
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.comparison-column.traditional h3 {
    color: #ff6b6b;
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8787 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.comparison-column.modern h3 {
    color: #51cf66;
    background: linear-gradient(135deg, #51cf66 0%, #63e6be 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.comparison-column ul {
    list-style: none;
    padding: 0 40px 40px;
}

.comparison-column li {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    align-items: flex-start;
}

.comparison-column .icon {
    font-size: 28px;
    flex-shrink: 0;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

.comparison-column strong {
    display: block;
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.comparison-column p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Process Section */
.process-section {
    background: var(--dark-bg);
    position: relative;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.step {
    text-align: center;
    padding: 0;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(107, 115, 255, 0.5);
}

.step-icon {
    width: 100%;
    height: 180px;
    overflow: hidden;
    position: relative;
}

.step-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.step:hover .step-icon img {
    transform: scale(1.1);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-purple);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: -30px auto 20px;
    box-shadow: var(--shadow-glow);
    position: relative;
    z-index: 2;
}

.step h3 {
    font-size: 22px;
    margin: 0 30px 15px;
    color: var(--text-primary);
}

.step p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
    padding: 0 30px 30px;
}

/* Profit Flow */
.profit-flow {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.profit-flow h3 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.flow-diagram {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.flow-item {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    min-width: 180px;
    border: 2px solid;
    transition: all 0.3s ease;
}

.flow-item:hover {
    transform: scale(1.05);
}

.flow-icon {
    font-size: 40px;
    margin-bottom: 10px;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.5));
}

.flow-item.customer {
    background: rgba(33, 150, 243, 0.1);
    border-color: #2196f3;
    box-shadow: 0 0 20px rgba(33, 150, 243, 0.3);
}

.flow-item.cost {
    background: rgba(255, 152, 0, 0.1);
    border-color: #ff9800;
    box-shadow: 0 0 20px rgba(255, 152, 0, 0.3);
}

.flow-item.profit {
    background: rgba(76, 175, 80, 0.1);
    border-color: #4caf50;
    box-shadow: 0 0 20px rgba(76, 175, 80, 0.3);
}

.flow-item .amount {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.flow-item.customer .amount {
    color: #4fc3f7;
}

.flow-item.cost .amount {
    color: #ffb74d;
}

.flow-item.profit .amount {
    color: #66bb6a;
}

.flow-item .label {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.flow-item .desc {
    font-size: 14px;
    color: var(--text-secondary);
}

.flow-arrow {
    font-size: 32px;
    color: var(--secondary-color);
    font-weight: 700;
    filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.5));
}

/* FAQ Section */
.faq-section {
    background: var(--gradient-dark);
    position: relative;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 13, 255, 0.1) 0%, transparent 70%);
}

.faq-section .container {
    position: relative;
    z-index: 1;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(107, 115, 255, 0.5);
    box-shadow: var(--shadow-glow);
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.08);
}

.faq-question h3 {
    font-size: 18px;
    color: var(--text-primary);
}

.toggle-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--secondary-color);
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 25px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 16px;
}

/* Testimonial Section */
.testimonial-section {
    background: var(--dark-bg);
    position: relative;
}

.testimonials {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(107, 115, 255, 0.5);
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid;
    border-image: var(--gradient-purple) 1;
    box-shadow: var(--shadow-glow);
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.quote-icon {
    font-size: 60px;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.8;
    line-height: 1;
    margin-bottom: 10px;
    text-align: center;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 20px;
    text-align: center;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: center;
}

.testimonial-author strong {
    font-size: 16px;
    color: var(--text-primary);
}

.testimonial-author span {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--gradient-blue);
    border-radius: 12px;
    color: var(--white);
    box-shadow: var(--shadow-glow);
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-item:nth-child(2) {
    background: var(--gradient-green);
}

.stat-item:nth-child(3) {
    background: var(--gradient-orange);
}

.stat-item:nth-child(4) {
    background: var(--gradient-purple);
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* Partners */
.partners {
    text-align: center;
}

.partners-title {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.partner-logos {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.partner-logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    padding: 20px 40px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.partner-logo:hover {
    transform: scale(1.05);
    border-color: rgba(107, 115, 255, 0.5);
}

/* Final CTA Section */
.final-cta-section {
    background: var(--gradient-secondary);
    color: var(--white);
}

.final-cta-section .section-title {
    color: var(--white);
}

.cta-subtitle {
    text-align: center;
    font-size: 18px;
    margin-bottom: 50px;
    opacity: 0.95;
}

.application-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 50px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 15px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.application-form .cta-button {
    width: 100%;
    margin-top: 10px;
}

.privacy-notice {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 20px;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer p {
    opacity: 0.6;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-section .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .hero-subtitle {
        font-size: 18px;
    }

    .comparison-table {
        grid-template-columns: 1fr;
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

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

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

    .section-title {
        font-size: 32px;
    }

    .application-form {
        padding: 30px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

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

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

    .flow-diagram {
        flex-direction: column;
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .application-form {
        padding: 25px;
    }

    section {
        padding: 50px 0;
    }
}