:root{--kk-primary:#2F6BFF;--kk-secondary:#6FA3FF;--kk-card-bg:#FFFFFF;--kk-bg:#F4F7FB;--kk-text:#1F2D3D;--kk-border:#D6E2FF;--kk-glow:#A5C4FF;--kk-btn-gradient:linear-gradient(180deg,#4A8BFF 0%,#2F6BFF 100%)}
.page-ban-ca{background:var(--kk-bg);color:var(--kk-text);font-family:Arial,Helvetica,sans-serif;line-height:1.7;overflow-x:hidden;max-width:100%}
.page-ban-ca__hero-section{width:100%;max-width:100%;overflow:hidden;padding-top:10px;margin:0 0 8px;box-sizing:border-box}
.page-ban-ca__hero-image-wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;box-sizing:border-box}
.page-ban-ca__hero-image{width:100%;height:auto;display:block;border-radius:14px;box-shadow:0 6px 24px rgba(47,107,255,.18)}
.page-ban-ca__hero-content{max-width:1100px;margin:0 auto;padding:18px 16px 8px;box-sizing:border-box;text-align:center}
.page-ban-ca__hero-title{color:var(--kk-primary);font-weight:800;line-height:1.25;letter-spacing:.2px;max-width:920px;margin:0 auto 12px;font-size:clamp(1.5rem,3.2vw,2.4rem)}
.page-ban-ca__hero-desc{color:var(--kk-text);font-size:1.05rem;max-width:820px;margin:0 auto 18px}
.page-ban-ca__hero-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.page-ban-ca__btn{display:inline-block;padding:13px 24px;border-radius:10px;font-weight:700;text-decoration:none;font-size:1rem;text-align:center;box-sizing:border-box;max-width:100%;white-space:normal;word-wrap:break-word;transition:transform .15s ease,box-shadow .15s ease}
.page-ban-ca__btn--primary{background:var(--kk-btn-gradient);color:#FFFFFF;box-shadow:0 4px 14px rgba(47,107,255,.35)}
.page-ban-ca__btn--secondary{background:var(--kk-card-bg);color:var(--kk-primary);border:2px solid var(--kk-border)}
.page-ban-ca__btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(47,107,255,.4)}
.page-ban-ca__intro-section,.page-ban-ca__versions-section,.page-ban-ca__overview-section,.page-ban-ca__advantages-section,.page-ban-ca__guide-section,.page-ban-ca__tips-section,.page-ban-ca__promo-section,.page-ban-ca__app-section,.page-ban-ca__faq-section,.page-ban-ca__explore-section,.page-ban-ca__blog-section,.page-ban-ca__responsibility-section{max-width:1100px;margin:0 auto;padding:28px 16px;box-sizing:border-box}
.page-ban-ca__section-title{color:var(--kk-primary);font-weight:800;line-height:1.3;margin:0 0 14px;font-size:clamp(1.3rem,2.4vw,1.8rem)}
.page-ban-ca__intro-section p,.page-ban-ca__versions-section p,.page-ban-ca__overview-section p,.page-ban-ca__guide-section p,.page-ban-ca__tips-section p,.page-ban-ca__promo-section p,.page-ban-ca__responsibility-section p{color:var(--kk-text);margin:0 0 14px}
.page-ban-ca a{color:var(--kk-primary)}
.page-ban-ca__teaser-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
.page-ban-ca__teaser-card{background:var(--kk-card-bg);border:1px solid var(--kk-border);border-radius:12px;padding:18px;box-shadow:0 2px 10px rgba(47,107,255,.06)}
.page-ban-ca__teaser-card h3{color:var(--kk-primary);margin:0 0 8px;font-size:1.1rem}
.page-ban-ca__teaser-card p{margin:0;color:var(--kk-text)}
.page-ban-ca__cta-band{background:linear-gradient(135deg,#2F6BFF 0%,#6FA3FF 100%);padding:36px 16px;margin:12px 0}
.page-ban-ca__cta-band-inner{max-width:1000px;margin:0 auto;text-align:center}
.page-ban-ca__cta-band-title{color:#FFFFFF;font-weight:800;margin:0 0 10px;font-size:clamp(1.3rem,2.6vw,1.9rem)}
.page-ban-ca__cta-band-text{color:#F0F6FF;margin:0 0 18px;font-size:1.05rem}
.page-ban-ca__cta-band-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.page-ban-ca__cta-band .page-ban-ca__btn--primary{background:#FFFFFF;color:var(--kk-primary);box-shadow:0 4px 14px rgba(0,0,0,.18)}
.page-ban-ca__cta-band .page-ban-ca__btn--secondary{background:transparent;color:#FFFFFF;border-color:#FFFFFF}
.page-ban-ca__version-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:18px}
.page-ban-ca__version-card{background:var(--kk-card-bg);border:1px solid var(--kk-border);border-radius:14px;overflow:hidden;box-shadow:0 2px 12px rgba(47,107,255,.07)}
.page-ban-ca__version-img{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;display:block;border-radius:0}
.page-ban-ca__version-card h3{color:var(--kk-primary);margin:14px 16px 6px;font-size:1.15rem}
.page-ban-ca__version-card p{margin:0 16px 16px;color:var(--kk-text)}
.page-ban-ca__table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--kk-border);background:var(--kk-card-bg)}
.page-ban-ca__overview-table{width:100%;border-collapse:collapse;min-width:520px}
.page-ban-ca__overview-table th,.page-ban-ca__overview-table td{border:1px solid var(--kk-border);padding:12px 14px;text-align:left;color:var(--kk-text)}
.page-ban-ca__overview-table th{background:#EAF1FF;color:#1F2D3D;font-weight:700}
.page-ban-ca__advantages-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.page-ban-ca__advantage-item{background:var(--kk-card-bg);border:1px solid var(--kk-border);border-left:5px solid var(--kk-primary);border-radius:10px;padding:16px 18px}
.page-ban-ca__advantage-item h3{color:var(--kk-primary);margin:0 0 8px;font-size:1.1rem}
.page-ban-ca__advantage-item p{margin:0;color:var(--kk-text)}
.page-ban-ca__steps-list{margin:0;padding-left:22px}
.page-ban-ca__step{margin-bottom:16px}
.page-ban-ca__step h3{color:var(--kk-primary);margin:0 0 6px;font-size:1.08rem}
.page-ban-ca__step p{margin:0;color:var(--kk-text)}
.page-ban-ca__tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}
.page-ban-ca__tip-card{background:var(--kk-card-bg);border:1px solid var(--kk-border);border-radius:12px;padding:16px}
.page-ban-ca__tip-card h3{color:var(--kk-primary);margin:0 0 8px;font-size:1.08rem}
.page-ban-ca__tip-card p{margin:0;color:var(--kk-text)}
.page-ban-ca__promo-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
.page-ban-ca__app-inner{display:flex;align-items:center;gap:26px;background:var(--kk-card-bg);border:1px solid var(--kk-border);border-radius:16px;padding:24px;box-shadow:0 2px 14px rgba(47,107,255,.08)}
.page-ban-ca__app-content{flex:1 1 55%}
.page-ban-ca__app-image-wrap{flex:1 1 45%}
.page-ban-ca__app-image{width:100%;height:auto;display:block;border-radius:12px}
.page-ban-ca__app-list{margin:0 0 16px;padding-left:20px;color:var(--kk-text)}
.page-ban-ca__app-list li{margin-bottom:6px}
.page-ban-ca__faq-list{display:flex;flex-direction:column;gap:10px}
.page-ban-ca__faq-item{background:var(--kk-card-bg);border:1px solid var(--kk-border);border-radius:10px;overflow:hidden}
.page-ban-ca__faq-question{width:100%;text-align:left;background:#FFFFFF;border:0;padding:16px 18px;font-size:1.05rem;font-weight:700;color:var(--kk-text);cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.page-ban-ca__faq-question::after{content:'+';color:var(--kk-primary);font-size:1.3rem;font-weight:700;margin-left:12px}
.page-ban-ca__faq-question.is-open::after{content:'−'}
.page-ban-ca__faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 18px}
.page-ban-ca__faq-answer p{margin:0 0 16px;color:var(--kk-text)}
.page-ban-ca__explore-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}
.page-ban-ca__explore-card{display:block;background:var(--kk-card-bg);border:1px solid var(--kk-border);border-radius:10px;padding:16px;text-align:center;font-weight:700;text-decoration:none;color:var(--kk-primary);box-shadow:0 2px 8px rgba(47,107,255,.06)}
.page-ban-ca__blog-header{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.page-ban-ca__blog-viewall{color:var(--kk-primary);font-weight:700;text-decoration:none;white-space:nowrap}
.page-ban-ca__blog-slider{position:relative}
.page-ban-ca__blog-track{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;scrollbar-width:none}
.page-ban-ca__blog-track::-webkit-scrollbar{display:none}
.page-ban-ca__blog-card{flex:0 0 calc(33.333% - 11px);scroll-snap-align:start;background:var(--kk-card-bg);border:1px solid var(--kk-border);border-radius:12px;overflow:hidden;box-shadow:0 2px 10px rgba(47,107,255,.06)}
.page-ban-ca__blog-img{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;display:block;border-radius:0}
.page-ban-ca__blog-title{margin:12px 14px 6px;font-size:1.02rem;line-height:1.4}
.page-ban-ca__blog-title a{color:var(--kk-primary);text-decoration:none}
.page-ban-ca__blog-excerpt{margin:0 14px 14px;color:var(--kk-text);font-size:.95rem}
.page-ban-ca__blog-nav{display:flex;justify-content:center;gap:10px;margin-top:14px}
.page-ban-ca__blog-prev,.page-ban-ca__blog-next{width:48px;height:48px;border-radius:50%;border:1px solid var(--kk-border);background:var(--kk-card-bg);color:var(--kk-primary);font-size:1.5rem;cursor:pointer;line-height:1}
@media (max-width:768px){
.page-ban-ca{max-width:100%;overflow-x:hidden}
.page-ban-ca img{max-width:100% !important;height:auto !important}
.page-ban-ca__hero-section{padding-top:8px}
.page-ban-ca__hero-image-wrap{padding:0 10px}
.page-ban-ca__hero-content{padding:14px 12px 6px}
.page-ban-ca__hero-actions{flex-direction:column;align-items:stretch}
.page-ban-ca__btn{width:100%;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word}
.page-ban-ca__cta-band-actions{flex-direction:column;align-items:stretch}
.page-ban-ca__teaser-grid{grid-template-columns:1fr}
.page-ban-ca__version-grid{grid-template-columns:1fr}
.page-ban-ca__advantages-grid{grid-template-columns:1fr}
.page-ban-ca__tips-grid{grid-template-columns:1fr}
.page-ban-ca__app-inner{flex-direction:column;padding:18px}
.page-ban-ca__app-content,.page-ban-ca__app-image-wrap{flex:1 1 100%;width:100%}
.page-ban-ca__explore-grid{grid-template-columns:repeat(2,1fr)}
.page-ban-ca__blog-card{flex:0 0 100%}
.page-ban-ca__promo-actions{flex-direction:column;align-items:stretch}
.page-ban-ca__blog-header{flex-direction:column;align-items:flex-start}
.page-ban-ca__faq-question{font-size:1rem;padding:14px}
}