:root{--sidebar-bg: #ffffff;--main-bg: #f6f7f9;--card-bg: #ffffff;--subcard-bg: var(--main-bg);--text: #111827;--muted: #6b7280;--danger: #b91c1c;--border: #e5e7eb;--primary: #111827;--primary-contrast: #ffffff}html,body{height:100%}body{margin:0;background:var(--main-bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}.session-loading{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:#fff;color:var(--text)}.session-loading-spinner{width:36px;height:36px;border-radius:9999px;border:3px solid var(--border);border-top-color:var(--primary);animation:session-spin .9s linear infinite}.session-loading-text{font-size:14px;color:var(--muted);letter-spacing:.02em}@keyframes session-spin{to{transform:rotate(360deg)}}