:root{--ink: #1a2b33;--muted: #5a6d76;--paper: #eef4f8;--card: #ffffff;--line: #c8d7e0;--teal: #008ac3;--teal-2: #00699a;--gold: #e8a317;--gold-dark: #b07a0c;--danger: #c1121f;--warning: #8a5a12;--ok: #1f6b45;--shadow: 0 10px 30px rgba(0, 138, 195, .12);--radius: 18px;font-family:Segoe UI,system-ui,sans-serif}*{box-sizing:border-box}html,body{min-height:100%;margin:0;background:var(--paper);color:var(--ink)}button,input,select{font:inherit}.app-shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:1rem;padding:.5rem .9rem;background:var(--teal);color:#fff;position:sticky;top:0;z-index:20}.topbar__brand{display:flex;align-items:center;color:inherit;text-decoration:none}.topbar__logo{display:flex;align-items:center;background:#fff;border-radius:10px;padding:.3rem .55rem;height:48px}.topbar__logo img{height:38px;width:auto;display:block}.topbar__nav{display:flex;gap:.35rem;flex:1}.topbar__nav a{color:inherit;text-decoration:none;padding:.45rem .8rem;border-radius:999px;opacity:.8}.topbar__nav a.is-active,.topbar__nav a:hover{background:#ffffff1f;opacity:1}.topbar__actions{display:flex;align-items:center;gap:.4rem}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;margin-left:.35rem;border-radius:999px;color:inherit;text-decoration:none;border:1px solid rgba(255,255,255,.25);opacity:.9}.icon-btn svg{width:22px;height:22px}.icon-btn--settings{background:#fff;color:var(--teal-2);border-color:#fff;opacity:1}.icon-btn:hover,.icon-btn.is-active{background:#ffffff1f;opacity:1}.icon-btn--settings:hover,.icon-btn--settings.is-active{background:#e8f6fc;color:var(--teal-2)}.lang-btn{background:transparent;color:inherit;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:.25rem .55rem;cursor:pointer}.lang-btn.is-active{background:#fff;color:var(--teal-2);border-color:#fff}.app-main,.connection-page,.page{width:min(640px,100% - 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