* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }
body { background: #ffffff; color: #1e293b; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 56px; }
.section-title h2 { font-size: 40px; font-weight: 700; color: #0f172a; letter-spacing: -0.01em; }
.section-title p { font-size: 18px; color: #536b85; margin-top: 12px; }
.top-tip { background: #1d4ed8; color: #ffffff; font-size: 13px; padding: 7px 0; }
.top-tip i { color: #ffffff; margin-right: 6px; }
.top-tip .container-in { max-width: 1280px; margin: 0 auto; padding: 0 24px; display: flex; justify-content: space-between; flex-wrap: wrap; }
.header { position: sticky; top: 0; z-index: 1000; background: rgba(255, 255, 255, 0.97); backdrop-filter: blur(14px); border-bottom: 1px solid #e6eefb; box-shadow: 0 4px 18px rgba(0, 0, 0, 0.02); }
.header-container { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; height: 76px; padding: 0 24px; }
.brand { flex: 1; display: flex; align-items: center; gap: 8px; min-width: 180px; }
.brand .jkcrm-logo-box { width: 38px; height: 38px; background: linear-gradient(135deg, #2563eb, #4f46e5); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: white; font-weight: 700; font-size: 20px; }
.brand h1 { font-size: 22px; font-weight: 700; color: #0b1f42; white-space: nowrap; }
.brand h1 span { background: linear-gradient(to right, #4096e1, #2b95f3); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; justify-content: center; gap: 22px; flex: 3; min-width: 0; flex-wrap: wrap; }
.nav-links a { font-size: 15px; font-weight: 500; color: #1e2c45; padding: 6px 0; position: relative; white-space: nowrap; }
.nav-links a::after {
 content: '';
 position: absolute;
 bottom: 0;
 left: 0;
 height: 2px;
 width: 0;
 background: #2563eb;
 transition: 0.25s;
}
.nav-links a:hover::after, .nav-links a.active::after {
 width: 100%;
}
.header-right { flex: 1; display: flex; justify-content: flex-end; align-items: center; gap: 10px; }
.btn-demo { background: #1d4ed8; color: white; padding: 10px 24px; border-radius: 60px; box-shadow: 0 8px 18px rgba(37, 99, 235, 0.25); font-weight: 600; font-size: 15px; transition: 0.2s; display: inline-flex; align-items: center; gap: 6px; }
.btn-demo:hover { background: #1e40af; transform: translateY(-2px); }
.mobile-toggle { display: none; background: transparent; border: 0; font-size: 28px; color: #142a4e; }
.hero { background: linear-gradient(135deg, #f0f7ff 0%, #e8f1ff 50%, #ffffff 100%); padding: 60px 0 100px; border-bottom: 1px solid #e2eefb; position: relative; overflow: hidden; }
.hero::before {
 content: '';
 position: absolute;
 top: -100px;
 right: -100px;
 width: 400px;
 height: 400px;
 background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
 border-radius: 50%;
}
.hero::after {
 content: '';
 position: absolute;
 bottom: -120px;
 left: -120px;
 width: 350px;
 height: 350px;
 background: radial-gradient(circle, rgba(99, 102, 241, 0.06) 0%, transparent 70%);
 border-radius: 50%;
}
.hero-grid { display: flex; align-items: center; gap: 60px; flex-wrap: wrap; position: relative; z-index: 1; }
.hero-txt { flex: 1.1; min-width: 320px; }
.hero-badge { background: linear-gradient(135deg, #2563eb, #4f46e5); color: white; padding: 8px 20px; border-radius: 30px; font-weight: 600; font-size: 14px; display: inline-block; margin-bottom: 20px; box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3); letter-spacing: 0.5px; }
.hero-txt h2 { font-size: 48px; line-height: 1.15; font-weight: 800; color: #0b1e42; margin-bottom: 20px; letter-spacing: -0.02em; }
.hero-txt h2 .grad { background: linear-gradient(135deg, #2563eb, #7c3aed); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-txt > p { font-size: 18px; color: #3d5a75; margin-bottom: 32px; max-width: 520px; line-height: 1.7; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; }
.btn-main { background: linear-gradient(135deg, #2563eb, #3b82f6); color: white; padding: 12px 32px; border-radius: 60px; font-weight: 600; border: none; cursor: pointer; box-shadow: 0 14px 30px rgba(29, 78, 216, 0.35); display: inline-flex; align-items: center; gap: 8px; transition: all 0.3s; font-size: 16px; }
.btn-main:hover { background: linear-gradient(135deg, #1e40af, #2563eb); box-shadow: 0 18px 35px rgba(29, 78, 216, 0.45); transform: translateY(-3px); }
.btn-outline { background: rgba(255, 255, 255, 0.8); border: 2px solid #c3d9fb; padding: 12px 30px; border-radius: 60px; font-weight: 600; color: #2563eb; transition: all 0.3s; display: inline-flex; align-items: center; gap: 8px; font-size: 16px; backdrop-filter: blur(5px); }
.btn-outline:hover { border-color: #2563eb; background: white; box-shadow: 0 8px 20px rgba(37, 99, 235, 0.1); transform: translateY(-3px); }
.hero-points { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 10px; }
.hero-points span { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: #4a6385; background: rgba(255, 255, 255, 0.8); padding: 6px 14px; border-radius: 20px; border: 1px solid #e0ecff; backdrop-filter: blur(8px); }
.hero-points i { color: #2563eb; }
.hero-visual { flex: 1; min-width: 320px; display: flex; align-items: center; justify-content: center; }
.hero-img { width: 100%; max-width: 500px; height: auto; filter: drop-shadow(0 20px 40px rgba(37, 99, 235, 0.15)); animation: float 6s ease-in-out infinite; }
@keyframes float { 0%, 100% {
transform: translateY(0);
}
50% {
transform: translateY(-15px);
}
}
 @media (max-width: 1024px) {
 .hero-grid {
gap: 40px;
}
 .hero-txt h2 {
font-size: 38px;
}
 .hero-img {
max-width: 400px;
}
}
@media (max-width: 768px) {
 .hero {
padding: 40px 0 70px;
}
 .hero-grid {
flex-direction: column;
gap: 50px;
}
 .hero-txt {
text-align: center;
min-width: auto;
}
 .hero-txt p {
margin-left: auto;
margin-right: auto;
}
 .hero-btns {
justify-content: center;
}
 .hero-points {
justify-content: center;
}
 .hero-img {
max-width: 100%;
}
}
@media (max-width: 480px) {
 .hero-txt h2 {
font-size: 32px;
}
 .hero-badge {
font-size: 12px;
padding: 6px 14px;
}
 .hero-points {
gap: 8px;
}
 .hero-points span {
font-size: 12px;
padding: 4px 10px;
}
}
.mock-dash { width: 100%; background: white; border-radius: 24px; padding: 24px; box-shadow: 0 12px 20px rgba(0, 0, 0, 0.04); }
.mock-dash .row { display: flex; justify-content: space-between; margin-bottom: 20px; color: #1e3a5f; }
.bar-chart { display: flex; align-items: flex-end; gap: 6px; height: 150px; }
.bar-chart .bar { width: 12%; background: #2563eb; border-radius: 6px 6px 3px 3px; }
.b1 { height: 65%; }
.b2 { height: 95%; }
.b3 { height: 45%; background: #5b9aff; }
.b4 { height: 110%; }
.b5 { height: 75%; background: #6aa1ff; }
.app-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; margin-top: 20px; }
.app-item { background: #fbfdff; border-radius: 20px; padding: 20px 8px 14px; text-align: center; border: 1px solid #e7effb; transition: 0.2s; }
.app-item:hover { border-color: #b9d2fc; box-shadow: 0 16px 28px -8px rgba(0, 80, 220, 0.1); transform: translateY(-4px); }
.app-icon { width: 56px; height: 56px; border-radius: 18px; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; color: white; font-size: 28px; }
.app-item h4 { font-size: 16px; font-weight: 600; color: #0e264e; }
.app-item p { font-size: 12px; color: #536b85; margin-top: 4px; }
.showcase-section { background: linear-gradient(145deg, #eef6fe, #e3eefd); overflow: hidden; padding: 80px 0; }
.slider-wrapper { max-width: 1400px; margin: 0 auto; display: flex; align-items: center; justify-content: center; gap: 20px; padding: 0 20px; }
.slider-box { flex: 1; max-width: 1200px; background: rgba(255, 255, 255, 0.6); border-radius: 20px; padding: 10px; box-shadow: 0 20px 40px -15px rgba(0, 60, 160, 0.15); border: 1px solid rgba(255, 255, 255, 0.8); }
.slider-btn { width: 50px; height: 50px; border-radius: 50%; background: white; border: none; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); font-size: 20px; color: #1d4ed8; cursor: pointer; transition: all 0.3s; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.slider-btn:hover { background: #1d4ed8; color: white; box-shadow: 0 6px 20px rgba(29, 78, 216, 0.3); transform: scale(1.05); }
.slides-container { border-radius: 12px; overflow: hidden; width: 100%; position: relative; }
.slides { display: flex; width: 100%; transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1); will-change: transform; }
.slide { min-width: 100%; flex-shrink: 0; display: flex; align-items: center; justify-content: center; padding: 0; }
.slide img { width: 100%; max-width: 100%; height: auto; max-height: 600px; display: block; border-radius: 10px; object-fit: contain; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08); }
.adv-main-section { background: white; }
.adv-main-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.adv-main-card { background: linear-gradient(145deg, #ffffff, #f5f9ff); border-radius: 28px; padding: 32px 20px; text-align: center; border: 1px solid #e2edff; transition: all 0.3s; box-shadow: 0 8px 18px rgba(0, 60, 130, 0.04); }
.adv-main-card:hover { transform: translateY(-6px); border-color: #2563eb; box-shadow: 0 24px 36px -10px rgba(37, 99, 235, 0.15); }
.adv-main-card .adv-icon { width: 64px; height: 64px; border-radius: 20px; margin: 0 auto 18px; background: linear-gradient(135deg, #2563eb, #4f46e5); display: flex; align-items: center; justify-content: center; color: white; font-size: 30px; box-shadow: 0 10px 18px rgba(37, 99, 235, 0.2); transition: transform 0.3s; }
.adv-main-card:hover .adv-icon { transform: scale(1.1); }
.adv-main-card h3 { font-size: 19px; font-weight: 700; color: #0f254e; margin-bottom: 10px; }
.adv-main-card p { font-size: 14px; color: #4a6385; line-height: 1.5; }
.price-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.price-card { background: white; border-radius: 30px; padding: 38px 28px; text-align: center; border: 1px solid #e4edfa; box-shadow: 0 12px 30px rgba(0, 40, 100, 0.04); transition: 0.25s; }
.price-card:hover { transform: translateY(-6px); box-shadow: 0 22px 40px rgba(0, 50, 120, 0.1); border-color: #bcd3f8; }
.price-card h3 { font-size: 20px; font-weight: 600; color: #243a5e; margin-bottom: 12px; }
.price-card .price { font-size: 46px; font-weight: 800; color: #0b1f42; margin: 10px 0; }
.price-card ul { margin-top: 18px; text-align: left; }
.price-card ul li { padding: 10px 0; border-bottom: 1px dashed #e5ebf5; font-size: 15px; color: #334e6e; display: flex; align-items: center; gap: 8px; }
.price-card ul li:last-child { border-bottom: none; }
.price-sub { font-size: 14px; color: #6b7f98; margin-top: -5px; margin-bottom: 15px; }
.price-card.recommended { border: 2px solid #2563eb; box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15); transform: scale(1.02); position: relative; }
.price-card.recommended:hover { transform: translateY(-6px) scale(1.02); box-shadow: 0 30px 50px rgba(37, 99, 235, 0.25); }
.badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg, #2563eb, #4f46e5); color: white; padding: 4px 20px; border-radius: 30px; font-size: 13px; font-weight: 700; box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3); white-space: nowrap; }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testi-card { background: white; border-radius: 24px; padding: 32px; border: 1px solid #e6eef9; box-shadow: 0 10px 22px rgba(0, 0, 0, 0.03); text-align: left; position: relative; transition: all 0.3s; }
.testi-card:hover { transform: translateY(-4px); box-shadow: 0 16px 30px rgba(37, 99, 235, 0.08); border-color: #c3d8fa; }
.testi-stars { margin-bottom: 14px; }
.testi-stars i { font-size: 15px; margin-right: 2px; }
.testi-card p { font-size: 15px; color: #3d5775; line-height: 1.8; margin: 12px 0 18px; }
.testi-card h5 { font-weight: 600; color: #0b1f42; font-size: 15px; margin-top: 10px; }
.testi-tag { display: inline-block; background: #e3efff; color: #1d4ed8; font-size: 12px; padding: 4px 12px; border-radius: 30px; margin-top: 10px; font-weight: 500; }
.faq-section { background: linear-gradient(180deg, #f9fcff, #f0f6ff); }
.faq-accordion { max-width: 900px; margin: 0 auto; }
.faq-item { background: white; border-radius: 14px; margin-bottom: 10px; border: 1px solid #e0ecf8; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02); overflow: hidden; transition: border-color 0.3s ease, box-shadow 0.3s ease; }
.faq-item.active { border-color: #2563eb; box-shadow: 0 12px 24px rgba(37, 99, 235, 0.08); }
.faq-question { display: flex; align-items: center; gap: 14px; padding: 12px 20px; cursor: pointer; transition: background 0.2s ease; }
.faq-icon { width: 36px; height: 36px; border-radius: 10px; background: #e8f0fe; border: 1px solid #c5d9fb; display: flex; align-items: center; justify-content: center; color: #2563eb; font-size: 13px; font-weight: 700; font-style: italic; letter-spacing: 0.5px; flex-shrink: 0; transition: all 0.25s ease; }
.faq-item.active .faq-icon { background: linear-gradient(135deg, #2563eb, #4f46e5); color: white; border-color: transparent; transform: scale(1.05); box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3); }
.faq-text { flex: 1; font-size: 15px; font-weight: 600; color: #0b1f42; }
.faq-arrow { color: #94a3b8; font-size: 13px; transition: transform 0.25s ease, color 0.25s ease; }
.faq-item.active .faq-arrow { transform: rotate(180deg); color: #2563eb; }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1); }
.faq-item.active .faq-answer { grid-template-rows: 1fr; }
.faq-answer-content-wrapper { overflow: hidden; min-height: 0; }
.faq-answer-content { display: flex; align-items: flex-start; gap: 14px; padding: 12px 20px 18px 20px; }
.answer-tag { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, #4f46e5, #7c3aed); color: white; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 3px 8px rgba(79, 70, 229, 0.25); }
.faq-answer-content p { flex: 1; font-size: 14px; color: #4a6385; line-height: 1.7; margin: 0; display: flex; align-items: center; min-height: 36px; }
.contact-section { background: linear-gradient(145deg, #f0f7ff, #ffffff); }
.contact-wrapper { display: flex; gap: 50px; max-width: 1200px; margin: 0 auto; align-items: center; justify-content: center; }
.contact-info-grid { flex: 3; display: flex; gap: 24px; justify-content: space-between; }
.contact-info-item { flex: 1; background: white; border-radius: 20px; padding: 30px 24px; border: 1px solid #e0ecff; box-shadow: 0 8px 20px rgba(37, 99, 235, 0.06); display: flex; align-items: flex-start; gap: 16px; transition: all 0.3s ease; }
.contact-info-item:hover { transform: translateY(-4px); box-shadow: 0 15px 30px rgba(37, 99, 235, 0.12); border-color: #2563eb; }
.contact-icon { width: 52px; height: 52px; border-radius: 16px; background: linear-gradient(135deg, #2563eb, #4f46e5); display: flex; align-items: center; justify-content: center; color: white; font-size: 24px; flex-shrink: 0; }
.contact-info-item h4 { font-size: 16px; font-weight: 700; color: #0b1f42; margin-bottom: 8px; }
.contact-info-item p { font-size: 14px; color: #5a7391; line-height: 1.6; }
.contact-info-item p:first-of-type { font-size: 16px; font-weight: 600; color: #1d4ed8; margin-bottom: 4px; }
.contact-qr { flex: 1; min-width: 200px; display: flex; justify-content: center; }
.qr-box { background: white; border-radius: 20px; padding: 24px 20px; text-align: center; border: 1px solid #d5e8ff; box-shadow: 0 8px 20px rgba(37, 99, 235, 0.08); width: 100%; max-width: 220px; }
.qr-box h4 { font-size: 16px; font-weight: 700; color: #0b1f42; margin-bottom: 16px; }
.qr-img { width: 150px; height: 150px; object-fit: cover; border-radius: 12px; border: 2px solid #e0ecff; display: block; margin: 0 auto; }
.qr-tip { font-size: 14px; font-weight: 600; color: #1d4ed8; margin-top: 12px; padding-top: 12px; border-top: 1px solid #e8f0fe; }
footer { padding: 0; background: linear-gradient(180deg, #1d4ed8, #1e40af); }
.footer-top { padding: 80px 0 50px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; }
.footer-about { max-width: 300px; }
.footer-logo { display: flex; align-items: center; }
.footer-col h4 { color: white; font-size: 20px; margin-bottom: 20px; position: relative; padding-bottom: 12px; }
.footer-col h4::after {
 content: '';
 position: absolute;
 bottom: 0;
 left: 0;
 width: 40px;
 height: 2px;
 background: #93c5fd;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; font-size: 16px; color: #bfdbfe; display: flex; align-items: center; gap: 8px; }
.footer-col ul li a { color: #bfdbfe; transition: color 0.3s; font-size: 16px; }
.footer-col ul li a:hover { color: white; padding-left: 5px; }
.footer-col ul li a i, .footer-col ul li i { color: #93c5fd; font-size: 14px; }
.footer-about p { color: #bfdbfe; font-size: 16px; line-height: 1.8; }
.footer-bottom { padding: 20px 0; border-top: 1px solid rgba(255, 255, 255, 0.15); text-align: center; }
.footer-bottom p { font-size: 16px; color: #bfdbfe; margin: 0; }
 @media (max-width: 1024px) {
 .adv-main-grid {
grid-template-columns: repeat(2, 1fr);
gap: 24px;
}
 .footer-grid {
grid-template-columns: repeat(2, 1fr);
gap: 30px;
}
 .contact-wrapper {
flex-direction: column;
}
 .contact-qr {
justify-content: flex-start;
padding-left: 20px;
}
 .app-grid {
grid-template-columns: repeat(4, 1fr);
gap: 20px;
}
 .nav-links {
flex-wrap: wrap;
gap: 12px;
}
 .header-container {
flex-wrap: wrap;
gap: 10px;
}
 .hero-txt h2 {
font-size: 38px;
}
 .slider-wrapper {
max-width: 100%;
gap: 15px;
}
 .price-grid {
grid-template-columns: repeat(2, 1fr);
}
 .testi-grid {
grid-template-columns: repeat(2, 1fr);
}
}
 @media (max-width: 768px) {
 .nav-links {
display: none;
flex-direction: column;
position: absolute;
top: 76px;
left: 0;
right: 0;
background: white;
padding: 20px;
border-bottom: 1px solid #e6eefb;
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}
 .nav-links.show {
display: flex;
}
 .mobile-toggle {
display: block;
}
 .app-grid {
grid-template-columns: repeat(2, 1fr);
}
 .hero-grid {
flex-direction: column;
}
 .adv-main-grid {
grid-template-columns: 1fr;
gap: 20px;
}
 .price-grid {
grid-template-columns: 1fr;
gap: 20px;
}
 .section {
padding: 60px 0;
}
 .section-title h2 {
font-size: 32px;
}
 .hero {
padding: 40px 0 60px;
}
 .slider-wrapper {
gap: 10px;
padding: 0 10px;
}
 .slider-btn {
width: 40px;
height: 40px;
font-size: 16px;
}
 .slider-box {
padding: 6px;
}
 .slide img {
max-height: 300px;
}
 .contact-info-grid {
flex-direction: column;
gap: 16px;
}
 .contact-info-item {
padding: 20px;
}
 .contact-icon {
width: 46px;
height: 46px;
font-size: 20px;
}
 .qr-box {
max-width: 280px;
margin: 0 auto;
}
 .footer-bottom p {
font-size: 14px;
}
 .footer-col ul li {
font-size: 14px;
}
 .footer-col h4 {
font-size: 18px;
}
 .testi-grid {
grid-template-columns: 1fr;
}
}
.back-to-top { position: fixed; bottom: 40px; right: 40px; width: 46px; height: 46px; border-radius: 50%; background: linear-gradient(135deg, #2563eb, #4f46e5); color: white; font-size: 18px; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35); opacity: 0; visibility: hidden; transform: translateY(20px); transition: all 0.3s ease; z-index: 999; text-decoration: none; }
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: linear-gradient(135deg, #1e40af, #4338ca); transform: translateY(-4px); box-shadow: 0 12px 25px rgba(37, 99, 235, 0.45); }
 @media (max-width: 768px) {
 .back-to-top {
bottom: 25px;
right: 25px;
width: 40px;
height: 40px;
font-size: 15px;
}
}
 .jkcrm-copyright-2026::before {
 content: 'Powered by JkCRM - php.126e.com - License: jkcrm888';
 display: none;
 visibility: hidden;
 opacity: 0;
 position: absolute;
 width: 0;
 height: 0;
 overflow: hidden;
}
 @media (max-width: 480px) {
 .app-grid {
grid-template-columns: 1fr;
}
 .container {
padding: 0 16px;
}
 .section {
padding: 50px 0;
}
 .section-title {
margin-bottom: 40px;
}
 .top-tip .container-in {
justify-content: center;
gap: 10px;
}
 .footer-top {
padding: 50px 0 30px;
}
 .footer-grid {
grid-template-columns: 1fr;
}
 .contact-info-item p {
font-size: 13px;
}
 .faq-text {
font-size: 14px;
}
}