:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#17384e;background:#fff;--navy:#0b243b;--blue:#0a718d}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden}body{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}button{font:inherit;cursor:pointer;min-height:44px;border:0;border-radius:10px;padding:8px 12px}button:focus-visible,a:focus-visible{outline:3px solid #f2b94b;outline-offset:2px}button:disabled{opacity:.6;cursor:wait}.app-header{flex:none;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:calc(5px + env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) 5px max(12px,env(safe-area-inset-left));background:var(--navy);color:white}.brand{display:flex;align-items:center;gap:9px;min-width:0}.brand img{background:white;border-radius:9px;object-fit:contain}.brand strong{font-size:19px;letter-spacing:-.4px}.install{background:#fff;color:var(--navy);font-weight:700;font-size:13px;min-height:38px}.toolbar{flex:none;display:flex;align-items:center;gap:4px;padding:3px max(8px,env(safe-area-inset-right)) 3px max(8px,env(safe-area-inset-left));background:#f0f6fa;border-bottom:1px solid #dce8ef}.toolbar button{background:transparent;color:#234c67;font-size:13px;flex:1;padding:8px 5px;white-space:nowrap}.toolbar .selected{background:#dcecf4;color:#073d5e;font-weight:750}.toolbar #translator{flex:1.7}.toolbar #reload{flex:.55;font-size:23px}main{position:relative;flex:1;min-height:0;padding-bottom:env(safe-area-inset-bottom);background:#eef4f7}iframe{display:block;border:0;width:100%;height:100%;background:#fff}.notice{position:absolute;inset:0;z-index:4;background:#f4f8fa;align-content:center;text-align:center;padding:25px;line-height:1.5}.notice strong{font-size:23px}.notice p{max-width:400px;margin:15px auto 20px;color:#567082}.notice button,.primary{background:var(--blue);color:white;font-weight:700}.slow{position:absolute;left:12px;right:12px;bottom:calc(14px + env(safe-area-inset-bottom));z-index:3;background:#fff9e6;color:#705300;border:1px solid #ecd493;border-radius:12px;padding:10px 13px;font-size:14px;box-shadow:0 5px 22px #17384e22}.slow button{margin-left:7px;background:#f4e8be;color:#594300}.update{flex:none;display:flex;gap:10px;align-items:center;justify-content:center;background:#e6f3ed;padding:8px 12px;font-size:13px}.update button{color:#15543e;background:white;font-weight:700}dialog{width:calc(100% - 28px);max-width:460px;border:0;border-radius:22px;padding:22px;color:#17384e;box-shadow:0 18px 80px #001b4666;max-height:calc(100dvh - 50px);overflow:auto}dialog::backdrop{background:#06213d9c}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:10px}h1{font-size:24px;line-height:1.2;margin:0}.dialog-top button{width:44px;font-size:25px;background:#eef4f8;color:#234c67;flex:none}dialog p,dialog li{line-height:1.6}dialog ol{padding-left:22px}dialog li{margin:9px 0}.install-url{background:#f2f7fa;border-radius:10px;padding:12px;text-align:center;font-weight:700}.primary{width:100%;min-height:48px}dialog a{color:var(--blue)}[hidden]{display:none!important}@media(max-height:470px){.app-header{padding-top:env(safe-area-inset-top);padding-bottom:0}.brand img{height:28px;width:28px}.brand strong{font-size:17px}.toolbar button{min-height:36px}.app-header .install{min-height:32px}}