:root{--color-primary: #69b42e;--color-primary-hover: #87c358;--color-secondary: #003087;--color-tertiary: #006af5;--color-tertiary-hover: #0055c4;--color-text-primary: #000000;--color-text-secondary: #666666;--color-text-on-primary: #ffffff;--color-bg: #ffffff;--color-bg-secondary: #f2f2f2;--color-bg-tertiary: #f8f8f8;--color-border: #cccccc;--color-disabled-bg: #ebebeb;--color-disabled-text: #8c8c8c;--color-success: #1ba61b;--color-success-bg: #e8f6e8;--color-error: #d02224;--color-error-bg: #fae9e9;--color-warning: #7e6100;--color-warning-bg: #fff4cd;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-card: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);--font-sans: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif}@media (prefers-color-scheme: dark){:root{--color-primary-hover: #78bb43;--color-text-primary: #ffffff;--color-text-secondary: #a6a6a6;--color-bg: #212121;--color-bg-secondary: #2b2b2b;--color-bg-tertiary: #262626;--color-border: #4d4d4d;--color-disabled-bg: #333333;--color-disabled-text: #737373;--color-success-bg: #202e20;--color-error-bg: #332121;--color-warning: #eaba1a;--color-warning-bg: #42351b;--shadow-card: 0 1px 3px rgba(0, 0, 0, .4), 0 1px 2px rgba(0, 0, 0, .3)}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text-primary);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}#root{min-height:100vh;background:var(--color-bg)}.screen{max-width:480px;margin:0 auto;padding:1rem}h1,h2,h3{font-family:var(--font-sans);font-weight:700;color:var(--color-text-primary);margin:0 0 .75rem;line-height:1.25}h1{font-size:1.375rem}h2{font-size:1.0625rem;margin-top:1.25rem}section+section{border-top:1px solid var(--color-border);margin-top:1.5rem;padding-top:.5rem}section h2{margin-top:0}p{margin:0 0 .75rem}strong{font-weight:600}a{color:var(--color-tertiary);text-decoration:none}a:hover{color:var(--color-tertiary-hover);text-decoration:underline}p[role=alert]{background:var(--color-error-bg);color:var(--color-error);padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500}button{font-family:var(--font-sans);font-size:.9375rem;font-weight:500;padding:.625rem 1.25rem;border-radius:var(--radius-sm);border:none;background:var(--color-primary);color:var(--color-text-on-primary);cursor:pointer;transition:background-color .15s ease,transform .05s ease;-webkit-tap-highlight-color:transparent}button:hover:not(:disabled){background:var(--color-primary-hover)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{background:var(--color-disabled-bg);color:var(--color-disabled-text);cursor:not-allowed}li button{width:100%;margin-top:.5rem}input{font-family:var(--font-sans);font-size:.9375rem;padding:.625rem .875rem;border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-bg);color:var(--color-text-primary);width:100%}input::placeholder{color:var(--color-text-secondary)}input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #69b42e26}form{display:flex;gap:.625rem;align-items:flex-start;flex-wrap:wrap;margin-bottom:1rem}form input{flex:1 1 auto;min-width:0}form button{flex:0 0 auto;width:auto}ul{list-style:none;padding:0;margin:0 0 1rem;display:flex;flex-direction:column;gap:.625rem}ul>li{background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.875rem 1rem;box-shadow:var(--shadow-card)}li ul{margin:.625rem 0 0;gap:.375rem}li ul>li{background:var(--color-bg-secondary);border:none;box-shadow:none;padding:.5rem .75rem;font-size:.875rem}li ul>li button{margin-top:.375rem}.nav-bar{position:sticky;top:0;z-index:10;display:flex;gap:.375rem;background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:.5rem;max-width:480px;margin:0 auto}.nav-bar a{flex:1 1 0;min-width:0;text-align:center;padding:.5rem .375rem;border-radius:var(--radius-sm);font-size:.8125rem;font-weight:500;color:var(--color-text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nav-bar a:hover{text-decoration:none;background:var(--color-bg-secondary)}.nav-bar a.active{color:var(--color-primary);background:var(--color-success-bg)}