:root{color-scheme:light;font-family:SF Pro Display,PingFang SC,Helvetica Neue,sans-serif;--bg: linear-gradient(180deg, #f4f7ff 0%, #eef4ff 100%);--panel: rgba(255, 255, 255, .88);--panel-border: rgba(111, 145, 229, .18);--text: #18243c;--muted: #6f7d9a;--primary: #4b73ff;--primary-soft: rgba(75, 115, 255, .12);--danger: #ef7070;--shadow: 0 20px 45px rgba(98, 129, 214, .12);--control-bg: rgba(255, 255, 255, .72);--control-bg-strong: rgba(255, 255, 255, .9);--control-bg-soft: rgba(255, 255, 255, .66);--control-text: #18243c;--surface-soft: rgba(113, 139, 218, .06);--surface-highlight: rgba(75, 115, 255, .08);--surface-empty: rgba(148, 162, 195, .12)}:root[data-theme=dark]{color-scheme:dark;--bg: radial-gradient(circle at top, #22365f 0%, #121b2f 52%, #09111f 100%);--panel: rgba(17, 26, 46, .9);--panel-border: rgba(119, 150, 255, .18);--text: #edf3ff;--muted: #a5b3d2;--primary: #7f9fff;--primary-soft: rgba(127, 159, 255, .16);--danger: #ff9c9c;--shadow: 0 24px 60px rgba(3, 7, 16, .58);--control-bg: rgba(32, 43, 69, .92);--control-bg-strong: rgba(40, 53, 84, .96);--control-bg-soft: rgba(27, 39, 64, .94);--control-text: #edf3ff;--surface-soft: rgba(31, 44, 73, .92);--surface-highlight: rgba(92, 125, 232, .18);--surface-empty: rgba(20, 30, 50, .92)}*{box-sizing:border-box}body{margin:0;min-height:100vh;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;padding:32px 48px 48px}.app-shell__header{display:flex;align-items:center;justify-content:space-between;max-width:980px;margin:0 auto 28px}.app-shell__brand{display:flex;align-items:baseline;gap:10px}.app-shell__logo{color:var(--primary);font-size:52px;font-weight:800;letter-spacing:-.06em}.app-shell__brand-text{font-size:30px;font-weight:700}.app-shell__content{max-width:980px;margin:0 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