/* ===== Hero 区域 ===== */
.development-hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    padding: 4rem 0 3rem;
    position: relative;
    overflow: hidden;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.hero-bg-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.code-line {
    position: absolute;
    background: rgba(79, 172, 254, 0.1);
    border-radius: 2px;
}

.line-1 {
    top: 20%;
    left: 10%;
    width: 100px;
    height: 2px;
    transform: rotate(45deg);
}

.line-2 {
    top: 60%;
    right: 15%;
    width: 150px;
    height: 2px;
    transform: rotate(-30deg);
}

.line-3 {
    bottom: 30%;
    left: 20%;
    width: 80px;
    height: 2px;
    transform: rotate(15deg);
}

.code-bracket {
    position: absolute;
    font-family: 'Courier New', monospace;
    font-size: 4rem;
    font-weight: 100;
    color: rgba(79, 172, 254, 0.1);
    opacity: 0.7;
}

.bracket-1 {
    top: 25%;
    right: 20%;
}

.bracket-2 {
    bottom: 25%;
    left: 15%;
}

.code-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(79, 172, 254, 0.2);
}

.dot-1 {
    top: 30%;
    right: 35%;
}

.dot-2 {
    top: 50%;
    left: 25%;
}

.dot-3 {
    bottom: 40%;
    right: 25%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 0.5rem 1.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.badge-icon {
    margin-right: 0.75rem;
    color: #4facfe;
    font-size: 1.1rem;
}

.badge-text {
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

.development-title {
    font-size: 3.8rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
    z-index: 2;
    letter-spacing: -0.03em;
}

.title-word {
    display: inline-block;
    color: white;
    position: relative;
}

.title-word.highlight {
    color: #4facfe;
    position: relative;
}

.title-word.highlight::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: #4facfe;
    border-radius: 3px;
}

.development-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 600px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
    position: relative;
    z-index: 2;
}

.feature-item {
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.feature-item i {
    color: #4facfe;
    margin-right: 0.5rem;
}

/* ===== 公共样式 ===== */
section {
    padding: 6rem 0;
}

.section-header {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-body);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== 服务内容 ===== */
.services-section {
    background: white;
}

.service-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
    transition: all 0.3s ease;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.service-desc {
    color: var(--text-body);
    line-height: 1.7;
}

/* ===== 开发流程 ===== */
.process-section {
    background: #f8f9fa;
}

.process-timeline {
    position: relative;
    margin-top: 2rem;
}

.process-step {
    text-align: center;
    position: relative;
    padding: 0 1rem;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 2;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.step-desc {
    color: var(--text-body);
    line-height: 1.7;
}

/* ===== 技术优势 ===== */
.advantages-section {
    background: white;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.advantage-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1.5rem;
    flex-shrink: 0;
}

.advantage-icon i {
    font-size: 1.25rem;
    color: white;
}

.advantage-content {
    flex: 1;
}

.advantage-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 0.5rem;
}

.advantage-desc {
    color: var(--text-body);
    line-height: 1.7;
}

/* ===== 联系我们 ===== */
.contact-section {
    background: #f8f9fa;
}

.contact-card {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-subtle);
}

.contact-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.contact-desc {
    font-size: 1.125rem;
    color: var(--text-body);
    margin-bottom: 2rem;
}

.btn-primary {
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    color: white;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2c5364 0%, #203a43 50%, #0f2027 100%);
    color: white;
}

/* ===== 响应式 ===== */
@media (max-width: 767.98px) {
    .development-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .process-step {
        margin-bottom: 2rem;
    }
    
    .advantage-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .advantage-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }
    
    .contact-card {
        padding: 2rem;
    }
}