.kks-pwa-card{width:100%;max-width:520px;margin:24px auto;overflow:visible;border:0;border-radius:0;background:transparent;color:#111;font-family:Arial,sans-serif;box-shadow:none;text-align:center}
.kks-pwa-head{padding:8px 16px;background:transparent;color:#111;text-align:center}.kks-pwa-head strong{display:block;font-size:16px}.kks-pwa-head span{display:block;margin-top:4px;font-size:12px}
.kks-pwa-devices{display:grid;grid-template-columns:repeat(4,minmax(72px,90px));justify-content:center;gap:8px;padding:10px}
.kks-pwa-button{min-height:82px;padding:10px 5px;border:1px solid transparent;border-radius:14px;background:#fff;color:#111;cursor:pointer;font:700 11px Arial,sans-serif;text-align:center;box-shadow:0 4px 12px rgba(0,0,0,.08);transition:transform .18s,box-shadow .18s,border-color .18s}
.kks-pwa-button:hover,.kks-pwa-button:focus{transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,0,0,.15);outline:0}
.kks-pwa-button svg{display:block;width:30px;height:30px;margin:0 auto 8px}
.kks-pwa-button[data-platform="android"]{background:#effaf2;color:#16863a;border-color:#ccefd5}.kks-pwa-button[data-platform="android"] svg{fill:#2ebd59}
.kks-pwa-button[data-platform="iphone"]{background:#f3f4f6;color:#202124;border-color:#dfe1e5}.kks-pwa-button[data-platform="iphone"] svg{fill:#24272b}
.kks-pwa-button[data-platform="windows"]{background:#eef7ff;color:#0876c9;border-color:#cce8fb}.kks-pwa-button[data-platform="windows"] svg{fill:#1595e7}
.kks-pwa-button[data-platform="mac"]{background:#f6f7f8;color:#555b62;border-color:#dfe2e5}.kks-pwa-button[data-platform="mac"] svg{fill:#737b84}
.kks-pwa-help[hidden]{display:none}.kks-pwa-help{padding:0 14px 14px;color:#111;font-size:13px;line-height:1.45;text-align:center}.kks-pwa-help strong{display:block;margin-bottom:4px}.kks-pwa-close{float:right;border:0;background:transparent;color:#111;font-size:20px;cursor:pointer}
@media(max-width:380px){.kks-pwa-devices{grid-template-columns:repeat(2,1fr)}}
.kks-pwa-guide{position:fixed;z-index:99999;inset:0;display:flex;align-items:center;justify-content:center;padding:20px;font-family:Arial,sans-serif}.kks-pwa-guide-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.62)}
.kks-pwa-guide-panel{position:relative;width:100%;max-width:390px;padding:28px 24px 22px;border-radius:18px;background:#fff;color:#111;box-shadow:0 18px 55px rgba(0,0,0,.35);text-align:center}.kks-pwa-guide-panel h3{margin:8px 0 18px;font-size:22px;color:#111}.kks-pwa-guide-panel p{margin:0 0 20px;line-height:1.55}.kks-pwa-guide-panel ol{margin:0 0 22px;padding-left:25px;text-align:left}.kks-pwa-guide-panel li{margin:0 0 13px;padding-left:5px;line-height:1.45}.kks-pwa-guide-icon{display:flex;width:58px;height:58px;margin:0 auto;align-items:center;justify-content:center;border-radius:50%;background:#111;color:#fff;font-size:34px;font-weight:700}.kks-pwa-guide-close{position:absolute;top:8px;right:12px;border:0;background:transparent;color:#555;font-size:30px;cursor:pointer}.kks-pwa-guide-ok{width:100%;padding:12px 18px;border:0;border-radius:9px;background:#c9151e;color:#fff;font-size:16px;font-weight:700;cursor:pointer}