/* service-software-dev.css - Extracted from inline styles */
:root {
      --red: #E60012;
      --red-hover: #CC0010;
      --red-light: rgba(230,0,18,0.08);
      --blue: #003366;
      --blue-light: #0066cc;
      --blue-lighter: #e8f0fa;
      --nav-bg: #0a1628;
      --body-bg: #ffffff;
      --section-bg: #f5f7fa;
      --text-dark: #333333;
      --text-body: #555555;
      --text-muted: #888888;
      --border-light: #e5e7eb;
      --card-shadow: 0 2px 12px rgba(0,0,0,0.08);
      --card-shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
      --header-h: 120px;
      --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
      --font-display: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
    }
    * { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body { background: var(--body-bg); color: var(--text-dark); font-family: var(--font-body); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
    ::-webkit-scrollbar { width: 6px; }
    ::-webkit-scrollbar-track { background: #f0f0f0; }
    ::-webkit-scrollbar-thumb { background: #ccc; border-radius: 3px; }
    @keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
    .animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
    .animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

    /* HEADER */
    
    
    
    .logo { font-size: 22px; font-weight: 800; color: #fff; text-decoration: none; letter-spacing: -0.5px; }
    .logo span { color: var(--red); }
    
    
    
    
    
    
    
    
    
    
    
    

    /* HERO BANNER */
    .hero-banner { position: relative; overflow: hidden; padding: 140px 32px 100px; min-height: 520px; display: flex; align-items: center; background: linear-gradient(135deg, #0a1628 0%, #0f2035 40%, #132a45 100%); }
    .hero-banner::before { content: ''; position: absolute; inset: 0; background: url('../images/hero-software-dev.jpg') center/cover no-repeat; opacity: 0.5; z-index: 1; }
    .hero-banner::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10,22,40,0.5) 0%, rgba(15,32,53,0.3) 50%, rgba(10,22,40,0.4) 100%); z-index: 2; }
    .hero-inner { max-width: 1440px; margin: 0 auto; position: relative; z-index: 3; width: 100%; }
    .breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.35); margin-bottom: 28px; }
    .breadcrumb a { color: rgba(255,255,255,0.5); text-decoration: none; transition: color 0.2s; }
    .breadcrumb a:hover { color: var(--red); }
    .breadcrumb .sep { color: rgba(255,255,255,0.2); }
    .breadcrumb .current { color: rgba(255,255,255,0.6); }
    .hero-label { display: inline-flex; align-items: center; gap: 6px; padding: 6px 16px; background: var(--red-light); border: 1px solid rgba(230,0,18,0.2); border-radius: 100px; font-size: 12px; font-weight: 600; color: var(--red); letter-spacing: 0.05em; margin-bottom: 20px; }
    .hero-title { font-family: var(--font-display); font-size: clamp(32px, 5vw, 56px); font-weight: 900; line-height: 1.2; color: #fff; margin-bottom: 16px; text-wrap: balance; word-break: keep-all; }
    .hero-subtitle { font-size: 18px; color: rgba(255,255,255,0.5); font-weight: 500; letter-spacing: 0.1em; margin-bottom: 24px; }
    .hero-desc { font-size: 16px; line-height: 1.8; color: rgba(255,255,255,0.7); max-width: 700px; }
    .hero-btns { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }
    .btn-hero-primary { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; font-size: 15px; font-weight: 600; color: #fff; background: var(--red); border: none; border-radius: 8px; cursor: pointer; text-decoration: none; transition: all 0.3s; }
    .btn-hero-primary:hover { background: var(--red-hover); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(230,0,18,0.3); }
    .btn-hero-secondary { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; font-size: 15px; font-weight: 600; color: #fff; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); border-radius: 8px; cursor: pointer; text-decoration: none; transition: all 0.3s; }
    .btn-hero-secondary:hover { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.3); }

    /* TECH STACK */
    .tech-stack { padding: 80px 32px; background: var(--body-bg); }
    .tech-inner { max-width: 1440px; margin: 0 auto; }
    .section-header { text-align: center; margin-bottom: 56px; }
    .section-header h2 { font-size: 32px; font-weight: 800; color: var(--blue); margin-bottom: 12px; }
    .section-header p { font-size: 16px; color: var(--text-muted); max-width: 600px; margin: 0 auto; }
    .tech-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 20px; }
    .tech-item { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 24px 12px; background: var(--section-bg); border: 1px solid var(--border-light); border-radius: 12px; transition: all 0.3s; cursor: default; }
    .tech-item:hover { transform: translateY(-4px); box-shadow: var(--card-shadow-hover); border-color: rgba(230,0,18,0.2); }
    .tech-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 700; }
    .tech-icon.java { background: linear-gradient(135deg, #f89820, #e76f00); color: #fff; }
    .tech-icon.python { background: linear-gradient(135deg, #3776ab, #ffd43b); color: #fff; }
    .tech-icon.go { background: linear-gradient(135deg, #00add8, #00a29c); color: #fff; }
    .tech-icon.nodejs { background: linear-gradient(135deg, #339933, #43853d); color: #fff; }
    .tech-icon.react { background: linear-gradient(135deg, #61dafb, #282c34); color: #61dafb; }
    .tech-icon.vue { background: linear-gradient(135deg, #42b883, #35495e); color: #fff; }
    .tech-icon.springboot { background: linear-gradient(135deg, #6db33f, #4e8c2d); color: #fff; }
    .tech-icon.docker { background: linear-gradient(135deg, #2496ed, #066da5); color: #fff; }
    .tech-icon.mysql { background: linear-gradient(135deg, #00758f, #f29111); color: #fff; }
    .tech-icon.redis { background: linear-gradient(135deg, #dc382d, #a41e11); color: #fff; }
    .tech-icon.ts { background: linear-gradient(135deg, #3178c6, #235a97); color: #fff; }
    .tech-icon.linux { background: linear-gradient(135deg, #fcc624, #333); color: #333; }
    .tech-item span { font-size: 12px; font-weight: 600; color: var(--text-dark); text-align: center; }

    /* SERVICE CARDS */
    .services-section { padding: 80px 32px; background: var(--section-bg); }
    .services-inner { max-width: 1440px; margin: 0 auto; }
    .services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .service-card { background: #fff; border-radius: 16px; padding: 40px 28px; box-shadow: var(--card-shadow); border: 1px solid var(--border-light); transition: all 0.4s; position: relative; overflow: hidden; }
    .service-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform 0.4s; }
    .service-card:hover { transform: translateY(-6px); box-shadow: var(--card-shadow-hover); }
    .service-card:hover::before { transform: scaleX(1); }
    .service-card-icon { width: 64px; height: 64px; border-radius: 16px; background: var(--red-light); display: flex; align-items: center; justify-content: center; font-size: 28px; margin-bottom: 20px; transition: all 0.3s; }
    .service-card:hover .service-card-icon { background: var(--red); }
    .service-card h3 { font-size: 20px; font-weight: 700; color: var(--blue); margin-bottom: 12px; }
    .service-card p { font-size: 14px; line-height: 1.8; color: var(--text-body); margin-bottom: 16px; }
    .service-card ul { list-style: none; padding: 0; }
    .service-card li { font-size: 13px; color: var(--text-muted); padding: 6px 0; border-bottom: 1px dashed var(--border-light); display: flex; align-items: center; gap: 8px; }
    .service-card li:last-child { border-bottom: none; }
    .service-card li::before { content: ''; width: 4px; height: 4px; border-radius: 50%; background: var(--red); flex-shrink: 0; }

    /* FLOW CHART */
    .flow-section { padding: 80px 32px; background: var(--body-bg); }
    .flow-inner { max-width: 1440px; margin: 0 auto; }
    .flow-chart { display: flex; align-items: flex-start; justify-content: center; gap: 0; position: relative; padding: 20px 0; }
    .flow-step { flex: 1; max-width: 220px; text-align: center; position: relative; }
    .flow-step:not(:last-child)::after { content: ''; position: absolute; top: 36px; left: calc(50% + 40px); width: calc(100% - 80px); height: 3px; background: linear-gradient(90deg, var(--red), rgba(230,0,18,0.15)); z-index: 0; }
    .flow-step-num { width: 72px; height: 72px; border-radius: 50%; background: var(--red); color: #fff; font-size: 24px; font-weight: 800; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; position: relative; z-index: 2; box-shadow: 0 4px 20px rgba(230,0,18,0.3); transition: all 0.3s; }
    .flow-step:hover .flow-step-num { transform: scale(1.1); box-shadow: 0 8px 30px rgba(230,0,18,0.4); }
    .flow-step h4 { font-size: 16px; font-weight: 700; color: var(--blue); margin-bottom: 8px; }
    .flow-step p { font-size: 13px; line-height: 1.6; color: var(--text-muted); padding: 0 8px; }

    /* TESTIMONIALS */
    .testimonials-section { padding: 80px 32px; background: var(--section-bg); }
    .testimonials-inner { max-width: 1440px; margin: 0 auto; }
    .testimonial-card { background: #fff; border-radius: 16px; padding: 40px; box-shadow: var(--card-shadow); border-left: 4px solid var(--red); margin-bottom: 24px; transition: all 0.3s; }
    .testimonial-card:hover { box-shadow: var(--card-shadow-hover); }
    .testimonial-quote { font-size: 16px; line-height: 1.9; color: var(--text-body); margin-bottom: 20px; font-style: italic; position: relative; padding-left: 20px; }
    .testimonial-quote::before { content: '\201C'; position: absolute; left: -5px; top: -8px; font-size: 40px; color: var(--red); opacity: 0.3; font-family: Georgia, serif; }
    .testimonial-author { display: flex; align-items: center; gap: 12px; }
    .testimonial-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--blue-lighter); display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; color: var(--blue); }
    .testimonial-name { font-size: 15px; font-weight: 600; color: var(--blue); }
    .testimonial-role { font-size: 13px; color: var(--text-muted); }

    /* CTA */
    .cta-section { padding: 80px 32px; background: linear-gradient(135deg, #0a1628 0%, #0f2035 100%); position: relative; overflow: hidden; }
    .cta-section::before { content: ''; position: absolute; top: -100px; right: -100px; width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(230,0,18,0.1) 0%, transparent 60%); pointer-events: none; }
    .cta-inner { max-width: 1440px; margin: 0 auto; position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 60px; }
    .cta-info { flex: 1; }
    .cta-info h2 { font-size: 30px; font-weight: 700; color: #fff; margin-bottom: 16px; }
    .cta-info p { font-size: 16px; line-height: 1.8; color: rgba(255,255,255,0.6); margin-bottom: 24px; }
    .cta-contacts { display: flex; flex-direction: column; gap: 12px; }
    .cta-contact { display: flex; align-items: center; gap: 10px; font-size: 15px; color: rgba(255,255,255,0.7); }
    .cta-contact strong { color: #fff; }
    .cta-contact-icon { width: 36px; height: 36px; border-radius: 8px; background: rgba(230,0,18,0.15); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; color: var(--red); }
    .cta-contact-icon .svg-icon svg { width: 18px; height: 18px; }
    .cta-form { width: 400px; flex-shrink: 0; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 16px; padding: 32px; backdrop-filter: blur(10px); }
    .cta-form h3 { font-size: 20px; font-weight: 600; color: #fff; margin-bottom: 20px; }
    .form-group { margin-bottom: 16px; }
    .form-input { width: 100%; padding: 12px 16px; font-size: 14px; color: #fff; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; outline: none; transition: all 0.3s; font-family: var(--font-body); }
    .form-input:focus { border-color: var(--red); background: rgba(255,255,255,0.1); }
    .form-input::placeholder { color: rgba(255,255,255,0.3); }
    .form-textarea { width: 100%; padding: 12px 16px; font-size: 14px; color: #fff; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; outline: none; resize: vertical; min-height: 100px; transition: all 0.3s; font-family: var(--font-body); }
    .form-textarea:focus { border-color: var(--red); background: rgba(255,255,255,0.1); }
    .form-textarea::placeholder { color: rgba(255,255,255,0.3); }
    .btn-submit { width: 100%; padding: 14px; font-size: 15px; font-weight: 600; color: #fff; background: var(--red); border: none; border-radius: 8px; cursor: pointer; transition: all 0.3s; font-family: var(--font-body); }
    .btn-submit:hover { background: var(--red-hover); }

    /* FOOTER */
    .site-footer { background: #fff; border-top: 1px solid var(--border-light); padding: 48px 32px 24px; }
    .footer-inner { max-width: 1440px; margin: 0 auto; }
    .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
    .footer-brand .logo { margin-bottom: 12px; display: inline-block; }
    .footer-brand p { font-size: 14px; line-height: 1.7; color: var(--text-muted); margin-bottom: 16px; }
    .footer-social { display: flex; gap: 8px; }
    .footer-social a { width: 36px; height: 36px; border-radius: 8px; background: var(--section-bg); display: flex; align-items: center; justify-content: center; font-size: 16px; color: var(--text-muted); text-decoration: none; transition: all 0.2s; }
    .footer-social a:hover { background: var(--red-light); color: var(--red); }
    .footer-col h4 { font-size: 15px; font-weight: 600; color: var(--text-dark); margin-bottom: 16px; }
    .footer-col ul { list-style: none; }
    .footer-col li { margin-bottom: 10px; }
    .footer-col a { font-size: 14px; color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
    .footer-col a:hover { color: var(--red); }
    .footer-bottom { padding-top: 24px; border-top: 1px solid var(--border-light); display: flex; align-items: center; justify-content: space-between; }
    .footer-bottom p { font-size: 13px; color: var(--text-muted); }
    .footer-tags { display: flex; gap: 12px; flex-wrap: wrap; }
    .footer-tag { font-size: 12px; color: var(--text-muted); padding: 4px 12px; background: var(--section-bg); border-radius: 100px; }@media (max-width: 1440px) {
      .services-grid { grid-template-columns: repeat(2, 1fr); }
      .flow-chart { flex-wrap: wrap; }
      .flow-step { max-width: 45%; margin-bottom: 32px; }
      .flow-step:not(:last-child)::after { display: none; }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
      .cta-inner { flex-direction: column; }
      .cta-form { width: 100%; }
    }
    @media (max-width: 640px) {
      .services-grid { grid-template-columns: 1fr; }
      .tech-grid { grid-template-columns: repeat(4, 1fr); gap: 12px; }
      .flow-step { max-width: 100%; }
      .footer-grid { grid-template-columns: 1fr; }
      .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
      
      .hero-banner { padding: 120px 16px 60px; min-height: 400px; }
      .hero-btns { flex-direction: column; }
      .hero-btns a { text-align: center; }
    }