/* Base Variables */
:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #60a5fa;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --text-white: #f8fafc;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --bg-dark: #0f172a;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius: 16px;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --container-width: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--text-dark); line-height: 1.6; background-color: var(--bg-white); overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 40px; }
h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; color: var(--text-dark); }
h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; margin-bottom: 1rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; font-weight: 600; }
.section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag { display: inline-block; font-size: 0.875rem; font-weight: 600; color: var(--primary-color); letter-spacing: 0.15em; margin-bottom: 10px; text-transform: uppercase; }

/* Hero */
.hero { min-height: 100vh; display: flex; align-items: center; background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%); padding: 60px 0; }
.hero-content { text-align: center; max-width: 900px; margin: 0 auto; }
.hero-logo { margin-bottom: 40px; }
.hero-logo .logo-img { height: 80px; width: auto; margin: 0 auto; }
.hero h1 { font-size: 3.5rem; font-weight: 800; margin-bottom: 20px; background: -webkit-linear-gradient(45deg, var(--text-dark), var(--primary-color)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-desc { font-size: 1.25rem; color: var(--text-light); margin-bottom: 50px; max-width: 700px; margin-left: auto; margin-right: auto; line-height: 1.8; }
.hero-desc strong { color: var(--primary-color); font-weight: 700; }
.hero-stats { display: flex; justify-content: center; gap: 80px; padding: 40px; background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-lg); border: 1px solid var(--border-color); max-width: 800px; margin: 0 auto; }
.stat-item { display: flex; flex-direction: column; text-align: center; }
.stat-number { font-size: 3rem; font-weight: 800; color: var(--primary-color); line-height: 1; }
.stat-label { font-size: 1rem; color: var(--text-light); margin-top: 10px; text-transform: uppercase; letter-spacing: 0.05em; }

/* About Section */
.about-section { background-color: var(--bg-white); padding: 120px 0; }
.about-wrapper { display: grid; grid-template-columns: 1fr 1.5fr; gap: 80px; align-items: center; }
.about-left { position: relative; }
.about-title { font-size: 8rem; font-weight: 800; color: var(--border-color); line-height: 1; letter-spacing: -0.05em; }
.about-subtitle { font-size: 1.5rem; font-weight: 600; color: var(--text-dark); margin-top: 10px; position: relative; }
.about-subtitle::after { content: ''; position: absolute; bottom: -20px; left: 0; width: 60px; height: 4px; background: var(--primary-color); border-radius: 2px; }
.about-right { display: flex; flex-direction: column; gap: 30px; }
.about-card { display: flex; gap: 25px; padding: 30px; background: var(--bg-white); border-radius: var(--radius); border: 1px solid var(--border-color); transition: var(--transition); position: relative; overflow: hidden; }
.about-card::before { content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background: linear-gradient(180deg, var(--primary-color), var(--accent-color)); opacity: 0; transition: var(--transition); }
.about-card:hover { transform: translateX(10px); box-shadow: var(--shadow-lg); }
.about-card:hover::before { opacity: 1; }
.card-icon { flex-shrink: 0; width: 60px; height: 60px; background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: white; }
.card-icon svg { width: 28px; height: 28px; }
.card-content h3 { margin-bottom: 12px; font-size: 1.3rem; }
.card-content p { color: var(--text-light); line-height: 1.8; }

/* Team Section */
.team-section { background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%); padding: 120px 0; }
.team-header { text-align: center; margin-bottom: 60px; }
.team-header h2 { font-size: 2.5rem; margin-bottom: 20px; background: linear-gradient(135deg, var(--text-dark), var(--primary-color)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.team-intro { color: var(--text-light); font-size: 1.1rem; max-width: 600px; margin: 0 auto; line-height: 1.8; }
.team-showcase { display: grid; grid-template-columns: 1.5fr 1fr; gap: 30px; margin-bottom: 60px; }
.team-main { grid-row: span 2; }
.team-side { display: flex; flex-direction: column; gap: 30px; }
.team-card { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--bg-white); box-shadow: var(--shadow-md); transition: var(--transition); }
.team-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.team-card.large { height: 100%; min-height: 520px; }
.team-card:not(.large) { flex: 1; min-height: 245px; }
.team-img-wrapper { width: 100%; height: 60%; overflow: hidden; position: relative; }
.team-card.large .team-img-wrapper { height: 65%; }
.team-img-wrapper img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.team-card:hover .team-img-wrapper img { transform: scale(1.08); }
.team-content { padding: 25px; height: 40%; display: flex; flex-direction: column; justify-content: center; }
.team-card.large .team-content { height: 35%; }
.team-content h3 { font-size: 1.3rem; margin-bottom: 10px; color: var(--text-dark); }
.team-content p { color: var(--text-light); font-size: 0.95rem; line-height: 1.6; }
.team-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; padding: 40px; background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-md); border: 1px solid var(--border-color); }
.feature-item { display: flex; align-items: center; gap: 20px; padding: 20px; border-radius: 12px; transition: var(--transition); }
.feature-item:hover { background: var(--bg-light); transform: translateX(5px); }
.feature-icon-wrapper { width: 50px; height: 50px; flex-shrink: 0; background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(96, 165, 250, 0.1)); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--primary-color); transition: var(--transition); }
.feature-item:hover .feature-icon-wrapper { background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); color: white; }
.feature-icon-wrapper svg { width: 24px; height: 24px; }
.feature-item h4 { font-size: 1.1rem; margin-bottom: 5px; color: var(--text-dark); }
.feature-item p { font-size: 0.85rem; color: var(--text-light); }

/* Services Section */
.services-section { background-color: var(--bg-light); padding: 120px 0; }
.services-header { text-align: center; margin-bottom: 60px; }
.services-header h2 { font-size: 2.5rem; margin-bottom: 20px; }
.services-intro { color: var(--text-light); font-size: 1.1rem; max-width: 700px; margin: 0 auto; line-height: 1.8; }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; margin-bottom: 60px; }
.service-card { background: var(--bg-white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); transition: var(--transition); display: flex; flex-direction: column; }
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.service-visual { height: 180px; background-size: cover; background-position: center; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.service-visual::before, .service-visual .service-overlay { display: none; }
.service-icon-large { width: 80px; height: 80px; background: rgba(37, 99, 235, 0.9); border-radius: 20px; display: flex; align-items: center; justify-content: center; color: white; position: relative; z-index: 2; transition: var(--transition); }
.service-card:hover .service-icon-large { transform: scale(1.1); }
.service-icon-large svg { width: 40px; height: 40px; }
.service-content { padding: 30px; flex: 1; display: flex; flex-direction: column; }
.service-content h3 { font-size: 1.4rem; margin-bottom: 10px; color: var(--text-dark); }
.service-content p { color: var(--primary-color); font-weight: 600; margin-bottom: 20px; font-size: 0.95rem; }
.service-list { flex: 1; }
.service-list li { color: var(--text-light); font-size: 0.95rem; padding: 8px 0; padding-left: 20px; position: relative; }
.service-list li::before { content: '?'; position: absolute; left: 0; color: var(--primary-color); font-weight: 700; }
.services-tech { background: var(--bg-white); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow-md); text-align: center; }
.services-tech h3 { font-size: 1.3rem; margin-bottom: 30px; color: var(--text-dark); }
.tech-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; }
.tech-tag { background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(96, 165, 250, 0.1)); color: var(--primary-color); padding: 10px 20px; border-radius: 25px; font-size: 0.9rem; font-weight: 600; transition: var(--transition); }
.tech-tag:hover { background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); color: white; transform: translateY(-3px); }

/* Cases Section - New Design */
.cases-section { background-color: var(--bg-white); }
.cases-subtitle { font-size: 1.3rem; margin: 50px 0 30px; padding-left: 10px; border-left: 4px solid var(--primary-color); color: var(--text-dark); }
.cases-subtitle:first-of-type { margin-top: 0; }
.cases-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; }
.case-card { background: var(--bg-white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border-color); transition: var(--transition); }
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }

/* Phone Mockup */
.phone-mockup { background: #1a1a1a; border-radius: 36px; padding: 10px; margin: 20px auto; position: relative; box-shadow: 0 20px 40px rgba(0,0,0,0.3); width: 220px; height: 450px; }
.phone-notch { width: 60px; height: 20px; background: #1a1a1a; border-radius: 12px; position: absolute; top: 10px; left: 50%; transform: translateX(-50%); z-index: 10; }
.phone-screen { border-radius: 24px; overflow-y: auto; height: 420px; width: 200px; margin: 0 auto; scrollbar-width: thin; }
.phone-screen img { width: 100%; height: auto; object-fit: cover; }
.phone-no-image { background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); display: flex; align-items: center; justify-content: center; }
.phone-no-image span { color: white; font-size: 1.2rem; font-weight: 600; opacity: 0.8; }

/* Monitor Mockup */
.monitor-mockup { background: #2d2d2d; border-radius: 12px; padding: 12px; margin: 20px; position: relative; box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
.monitor-screen { background: #1a1a1a; border-radius: 8px; overflow-y: auto; height: 250px; scrollbar-width: thin; }
.monitor-screen img { width: 100%; height: auto; object-fit: cover; }
.monitor-stand { width: 60px; height: 50px; background: linear-gradient(to bottom, #3d3d3d, #2d2d2d); margin: 0 auto; clip-path: polygon(20% 0%, 80% 0%, 100% 100%, 0% 100%); }
.pc-cases .case-card { max-width: 400px; }

/* Video Showcase */
.video-showcase { position: relative; margin: 20px; border-radius: 12px; overflow: hidden; box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
.video-showcase video { width: 100%; height: 280px; object-fit: cover; display: block; }
.video-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.3); display: flex; align-items: center; justify-content: center; pointer-events: none; }
.play-btn { width: 60px; height: 60px; background: rgba(255,255,255,0.9); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.play-btn svg { width: 24px; height: 24px; color: var(--primary-color); margin-left: 4px; }

/* Simple Card */
.simple-card { padding: 30px; }
.simple-card .case-info { padding: 0; }

.case-info { padding: 25px; }
.case-tag { display: inline-block; background: var(--primary-color); color: white; padding: 4px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; margin-bottom: 10px; }
.case-info h3 { font-size: 1.2rem; margin-bottom: 10px; color: var(--text-dark); }
.case-info p { color: var(--text-light); font-size: 0.9rem; line-height: 1.5; }

/* Process Section */
.process-section { background-color: var(--bg-light); padding: 120px 0; }
.process-timeline { display: flex; align-items: flex-start; justify-content: center; flex-wrap: wrap; gap: 20px; margin-bottom: 60px; }
.process-step { flex: 0 0 calc(14.28% - 20px); min-width: 140px; text-align: center; padding: 30px 15px; background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-md); border: 1px solid var(--border-color); transition: var(--transition); position: relative; }
.process-step:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: var(--primary-color); }
.process-arrow { flex: 0 0 40px; display: flex; align-items: center; justify-content: center; color: var(--primary-color); }
.process-arrow svg { width: 24px; height: 24px; }
.step-icon { width: 60px; height: 60px; background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 15px; color: white; transition: var(--transition); }
.process-step:hover .step-icon { transform: scale(1.1); }
.step-icon svg { width: 28px; height: 28px; }
.step-number { position: absolute; top: 15px; right: 15px; font-size: 0.75rem; font-weight: 700; color: var(--text-light); opacity: 0.5; }
.process-step h3 { font-size: 1.1rem; margin-bottom: 10px; color: var(--text-dark); }
.process-step p { font-size: 0.85rem; color: var(--text-light); line-height: 1.5; }
.process-guarantee { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; padding: 30px 40px; background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-md); border: 1px solid var(--border-color); }
.guarantee-item { display: flex; align-items: center; gap: 12px; padding: 15px 25px; background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(96, 165, 250, 0.1)); border-radius: 30px; transition: var(--transition); }
.guarantee-item:hover { background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); transform: translateY(-3px); }
.guarantee-item:hover span { color: white; }
.guarantee-icon { width: 40px; height: 40px; background: var(--primary-color); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; transition: var(--transition); }
.guarantee-item:hover .guarantee-icon { background: white; color: var(--primary-color); }
.guarantee-icon svg { width: 20px; height: 20px; }
.guarantee-item span { font-size: 0.95rem; font-weight: 600; color: var(--text-dark); transition: var(--transition); }

/* Contact */
.contact-section { background-color: var(--bg-dark); color: var(--text-white); }
.contact-section .section-header h2 { color: var(--text-white); }
.contact-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.contact-info h3 { font-size: 2rem; margin-bottom: 30px; color: var(--text-white); }
.info-list li { margin-bottom: 20px; font-size: 1.1rem; border-bottom: 1px solid rgba(255, 255, 255, 0.1); padding-bottom: 20px; }
.info-list strong { display: block; color: var(--accent-color); font-size: 0.9rem; margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.05em; }
.copyright { margin-top: 40px; font-size: 0.9rem; color: rgba(255, 255, 255, 0.5); }
.contact-map { border-radius: 20px; overflow: hidden; height: 400px; border: 1px solid rgba(255, 255, 255, 0.1); }
.contact-map img { width: 100%; height: 100%; object-fit: cover; }

/* Footer */
.footer { background-color: #020617; color: rgba(255, 255, 255, 0.4); text-align: center; padding: 30px 0; font-size: 0.875rem; }

/* Responsive */
@media (max-width: 992px) {
    .about-wrapper { grid-template-columns: 1fr; gap: 50px; }
    .about-title { font-size: 5rem; }
    .hero h1 { font-size: 2.5rem; }
    .hero-stats { flex-direction: column; gap: 30px; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .team-showcase { grid-template-columns: 1fr; }
    .team-main { grid-row: auto; }
    .team-side { flex-direction: row; }
    .team-features { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: 1fr; }
    .cases-grid { grid-template-columns: repeat(2, 1fr); }
    .pc-cases { justify-content: flex-start; }
    .process-timeline { gap: 15px; }
    .process-step { flex: 0 0 calc(25% - 15px); min-width: 120px; }
    .process-arrow { display: none; }
    .process-guarantee { gap: 20px; padding: 25px; }
}
@media (max-width: 768px) {
    .hero h1 { font-size: 2rem; }
    .section { padding: 60px 0; }
    .hero-stats { gap: 20px; padding: 25px; }
    .stat-number { font-size: 2.5rem; }
    .team-side { flex-direction: column; }
    .team-features { grid-template-columns: 1fr; padding: 25px; }
    .cases-grid { grid-template-columns: 1fr; }
    .phone-screen { height: 300px; }
    .process-step { flex: 0 0 calc(33.33% - 15px); min-width: 100px; padding: 20px 10px; }
    .process-step h3 { font-size: 0.95rem; }
    .process-step p { font-size: 0.75rem; }
    .step-icon { width: 50px; height: 50px; }
    .step-icon svg { width: 24px; height: 24px; }
    .process-guarantee { flex-direction: column; align-items: center; }
}
@media (max-width: 480px) {
    .hero-desc { font-size: 1rem; }
    .container { padding: 0 20px; }
    .hero-logo .logo-img { height: 60px; }
    .about-title { font-size: 4rem; }
    .phone-mockup { width: 180px; height: 370px; padding: 8px; }
    .phone-screen { width: 164px; height: 345px; border-radius: 20px; }
    .process-step { flex: 0 0 calc(50% - 10px); min-width: 140px; }
    .process-guarantee .guarantee-item { width: 100%; justify-content: center; }
}