:root{color-scheme:light dark;--pos-bg: #f6f7f9;--pos-surface: #ffffff;--pos-text: #10151c;--pos-muted: #5c6673;--pos-border: #dfe3e8;--pos-accent: #1f6feb;--pos-accent-text: #ffffff;--pos-danger: #b3261e;--pos-warn-bg: #fff4e5;--pos-warn-text: #7a4b00;--pos-test-bg: #ede7ff;--pos-test-text: #4b2ea8;--pos-radius: 14px;--pos-gap: 16px;--pos-touch: 48px;--pos-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif}@media (prefers-color-scheme: dark){:root{--pos-bg: #0f1419;--pos-surface: #171d24;--pos-text: #e8edf3;--pos-muted: #97a3b1;--pos-border: #2a333d;--pos-accent: #4f8bf5;--pos-accent-text: #08111d;--pos-danger: #ff8a80;--pos-warn-bg: #3a2c14;--pos-warn-text: #ffd08a;--pos-test-bg: #2a2145;--pos-test-text: #cbbcff}}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%}body{background:var(--pos-bg);color:var(--pos-text);font-family:var(--pos-font);font-size:17px;line-height:1.45;-webkit-text-size-adjust:100%;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.pos-screen{display:flex;flex-direction:column;gap:var(--pos-gap);padding:24px;max-width:720px;margin:0 auto;min-height:100dvh}.pos-screen--centered{justify-content:center}.pos-card{display:flex;flex-direction:column;gap:var(--pos-gap);background:var(--pos-surface);border:1px solid var(--pos-border);border-radius:var(--pos-radius);padding:24px}.pos-card--quiet{text-align:center}.pos-title{margin:0;font-size:26px;font-weight:650;text-wrap:balance}.pos-subtitle{margin:0;color:var(--pos-muted)}.pos-field{display:flex;flex-direction:column;gap:6px}.pos-field__label{font-size:15px;color:var(--pos-muted)}.pos-input{min-height:var(--pos-touch);padding:0 14px;font-size:18px;font-family:inherit;color:var(--pos-text);background:var(--pos-bg);border:1px solid var(--pos-border);border-radius:10px}.pos-input:focus-visible,.pos-button:focus-visible{outline:3px solid var(--pos-accent);outline-offset:2px}.pos-button{min-height:var(--pos-touch);padding:0 20px;font-size:18px;font-weight:600;font-family:inherit;color:var(--pos-accent-text);background:var(--pos-accent);border:none;border-radius:10px;cursor:pointer}.pos-button[disabled]{opacity:.55;cursor:default}.pos-button--ghost{color:var(--pos-text);background:transparent;border:1px solid var(--pos-border)}.pos-hint{margin:0;font-size:15px;color:var(--pos-muted)}.pos-muted{color:var(--pos-muted)}.pos-error{margin:0;color:var(--pos-danger);font-weight:550}.pos-banner{margin:0;padding:10px 14px;border-radius:10px;font-weight:600}.pos-banner--test{background:var(--pos-test-bg);color:var(--pos-test-text)}.pos-banner--warn{background:var(--pos-warn-bg);color:var(--pos-warn-text)}.pos-facts{display:grid;gap:12px;margin:0}.pos-fact{display:flex;justify-content:space-between;gap:12px}.pos-fact dt{color:var(--pos-muted)}.pos-fact dd{margin:0;font-weight:600;text-align:right}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}