:root{--lc-bg: #0d0f12;--lc-rail: #0a0c0f;--lc-panel: #15181d;--lc-panel-alt: #111418;--lc-border: #262b33;--lc-text: #e8eaed;--lc-text-strong: #f1f3f5;--lc-text-muted: #98a0aa;--lc-accent: #c2f25a;--lc-danger: #ff8a80;--lc-mono: "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;color-scheme:dark}*{box-sizing:border-box}html,body,#app{margin:0;min-height:100vh;background:var(--lc-bg);color:var(--lc-text);font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,sans-serif;font-size:14px;line-height:1.5}a{color:var(--lc-accent)}.mono{font-family:var(--lc-mono)}.muted{color:var(--lc-text-muted)}.page{padding:24px 28px 40px;max-width:1320px;display:flex;flex-direction:column;gap:20px}.panel{background:var(--lc-panel);border:1px solid var(--lc-border);border-radius:14px;padding:20px}.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.auth-card{width:100%;max-width:420px;display:flex;flex-direction:column;gap:18px}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--lc-text-strong)}.brand-mark{width:36px;height:36px;border-radius:10px;background:var(--lc-accent);color:#0d0f12;display:flex;align-items:center;justify-content:center}