:root{--oc-accent: #1972f5;--oc-accent-hover: #3a86f7;--oc-accent-pressed: #0f5fd6;--oc-accent-soft: #e9f1fe;--oc-accent-softer: #f3f8ff;--oc-bg: #f7f8fa;--oc-panel: #ffffff;--oc-border: #e6e9ef;--oc-border-soft: #eef1f5;--oc-border-strong: #dde3eb;--oc-hover: #f4f6f9;--oc-active: #eaeef3;--oc-text: #1c293b;--oc-text-2: #3d4b5f;--oc-text-3: #75869c;--oc-text-4: #a5b1c2;--oc-green: #2cbe6a;--oc-red: #ec4339;--oc-red-soft: #fdecea;--oc-orange: #f2711c;--oc-bubble: #f0f2f5;--oc-note: #fff8db;--oc-note-border: #f5e2a0;--oc-note-text: #7a5b00;--oc-radius: 10px;--oc-radius-lg: 12px;--oc-shadow-sm: 0 1px 2px rgba(28, 41, 59, .05);--oc-shadow-card: 0 1px 3px rgba(28, 41, 59, .05), 0 1px 2px rgba(28, 41, 59, .03);--oc-shadow-pop: 0 10px 32px rgba(28, 41, 59, .14), 0 2px 6px rgba(28, 41, 59, .06);--oc-ring: 0 0 0 3px rgba(25, 114, 245, .14);--oc-sidebar: #f7f8fa;--oc-font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, "Helvetica Neue", Arial, sans-serif;--oc-mono: "JetBrains Mono", Consolas, "SFMono-Regular", Menlo, monospace}*,*:before,*:after{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{font-family:var(--oc-font);font-size:14px;line-height:1.5;color:var(--oc-text);background:var(--oc-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"cv11","ss01"}a{color:var(--oc-accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit}:focus-visible{outline:2px solid rgba(25,114,245,.45);outline-offset:1px}*{scrollbar-width:thin;scrollbar-color:#d5dbe3 transparent}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d5dbe3;border-radius:8px;border:2px solid transparent;background-clip:padding-box}::-webkit-scrollbar-thumb:hover{background-color:#bcc5d1}.oc-scroll{overflow-y:auto}.oc-muted{color:var(--oc-text-3)}.oc-ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.oc-count{min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--oc-accent);color:#fff;font-size:11.5px;font-weight:700;line-height:20px;text-align:center;flex-shrink:0}.oc-pane{background:var(--oc-panel);border:1px solid var(--oc-border);border-radius:var(--oc-radius-lg);box-shadow:var(--oc-shadow-card)}.oc-auth{min-height:100%;display:flex;align-items:center;justify-content:center;padding:32px 16px;background:radial-gradient(1100px 560px at 8% -12%,#dceaff 0%,transparent 62%),radial-gradient(900px 520px at 108% 112%,#e6e8ff 0%,transparent 60%),var(--oc-bg)}.oc-auth-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--oc-border);border-radius:16px;box-shadow:0 16px 48px #1c293b14;padding:32px 32px 26px}.oc-auth-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.01em;margin-bottom:26px}.oc-auth-logo img{width:34px;height:34px;border-radius:9px;box-shadow:0 4px 12px #1972f54d}.oc-auth-title{font-size:22px;font-weight:800;letter-spacing:-.01em;margin:0 0 6px}.oc-auth-subtitle{color:var(--oc-text-3);margin:0 0 24px}.oc-settings-page{max-width:900px;margin:0 auto;padding:18px 40px 56px}.oc-settings-page.wide{max-width:1120px}.oc-settings-header{margin-bottom:22px}.oc-settings-header h1{font-size:26px;font-weight:800;letter-spacing:-.015em;margin:0 0 6px;display:flex;align-items:center;gap:10px}.oc-settings-header p{margin:0;color:var(--oc-text-3)}.oc-card{background:#fff;border:1px solid var(--oc-border);border-radius:var(--oc-radius-lg);box-shadow:var(--oc-shadow-card);padding:20px 24px 24px;margin-bottom:20px}.oc-card h2{font-size:16px;font-weight:700;margin:0 0 16px;display:flex;align-items:center;gap:10px}.oc-card-head{display:flex;align-items:center;gap:10px;margin:-4px 0 4px;min-height:34px}.oc-card-head h2{margin:0;flex:1;min-width:0}.oc-card-icon{color:var(--oc-text-3);display:inline-flex}.oc-card-desc{color:var(--oc-text-3);margin:0 0 18px;font-size:13.5px}.oc-help{font-size:12px;color:var(--oc-text-3);margin-top:6px;line-height:1.6}.oc-autosaved{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;border:1px solid #c9ecd8;background:#effaf3;color:#1f9a57;font-size:12.5px;font-weight:600;white-space:nowrap}.oc-code{position:relative;background:#f7f8fa;color:#23324a;border:1px solid var(--oc-border);border-radius:var(--oc-radius);padding:16px 18px;font-family:var(--oc-mono);font-size:12.5px;line-height:1.7;white-space:pre;overflow-x:auto}