:root{--bg: #f4f6fb;--surface: #ffffff;--surface-2: #f0f2f8;--border: #e2e6ef;--text: #1a2233;--muted: #667085;--primary: #4f46e5;--primary-ink: #ffffff;--success: #12805c;--danger: #d1345b;--warn: #b7791f;--shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 1px 2px rgba(16, 24, 40, .04);--radius: 12px}@media (prefers-color-scheme: dark){:root{--bg: #0f1420;--surface: #171d2b;--surface-2: #1f2637;--border: #2a3346;--text: #e8ecf5;--muted: #9aa5b8;--primary: #7c74ff;--primary-ink: #0f1420;--success: #34d399;--danger: #fb7185;--warn: #fbbf24;--shadow: none}}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}h1,h2,h3{margin:0 0 .4em;line-height:1.2}a{color:var(--primary)}.app-shell{min-height:100vh}.topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1.25rem;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10;flex-wrap:wrap}.brand{font-weight:700;font-size:1.1rem;display:flex;align-items:center;gap:.4rem}.nav{display:flex;gap:.25rem;flex-wrap:wrap}.nav a{padding:.4rem .75rem;border-radius:8px;text-decoration:none;color:var(--muted);font-weight:500;font-size:.95rem}.nav a.active{background:var(--surface-2);color:var(--text)}.topbar-right{display:flex;align-items:center;gap:.75rem}.container{max-width:960px;margin:0 auto;padding:1.25rem}.page-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem;flex-wrap:wrap}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem}.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.stack{display:flex;flex-direction:column;gap:1rem}.row{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap}.spread{justify-content:space-between}.muted{color:var(--muted)}.small{font-size:.85rem}.btn{font:inherit;font-weight:600;border-radius:9px;border:1px solid transparent;padding:.5rem .9rem;cursor:pointer;transition:filter .15s,background .15s}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--primary);color:var(--primary-ink)}.btn-primary:hover:not(:disabled){filter:brightness(1.08)}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}.btn-subtle{background:var(--surface-2);color:var(--text)}.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}.btn-sm{padding:.3rem .6rem;font-size:.85rem}.field{display:flex;flex-direction:column;gap:.3rem;margin-bottom:.75rem}.field-label{font-size:.85rem;font-weight:600;color:var(--muted)}.input{font:inherit;padding:.55rem .7rem;border-radius:9px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);width:100%}.input:focus{outline:2px solid var(--primary);outline-offset:1px}.badge{display:inline-block;padding:.12rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600;background:var(--surface-2);color:var(--muted)}.badge-pending{background:color-mix(in srgb,var(--warn) 18%,transparent);color:var(--warn)}.badge-approved{background:color-mix(in srgb,var(--success) 18%,transparent);color:var(--success)}.badge-rejected,.badge-cancelled{background:color-mix(in srgb,var(--danger) 15%,transparent);color:var(--danger)}.badge-common{background:color-mix(in srgb,var(--primary) 15%,transparent);color:var(--primary)}.badge-archived{text-decoration:line-through}.money{font-weight:700;color:var(--success);white-space:nowrap}.money-neg{color:var(--danger)}.big-balance{font-size:2.4rem;font-weight:800}.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:1.25rem}.auth-card{width:100%;max-width:420px}.auth-tabs{display:flex;gap:.5rem;margin-bottom:1rem}.auth-tabs button{flex:1}.list{display:flex;flex-direction:column;gap:.5rem}.list-item{display:flex;justify-content:space-between;gap:.75rem;align-items:center;padding:.6rem .75rem;border:1px solid var(--border);border-radius:10px;background:var(--surface)}.empty{text-align:center;color:var(--muted);padding:1.5rem}.toast-wrap{position:fixed;bottom:1rem;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:.5rem;z-index:100;width:min(92vw,420px)}.toast{padding:.7rem 1rem;border-radius:10px;color:#fff;box-shadow:0 6px 20px #00000040;font-weight:500}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}.toast-info{background:#334155}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#080c148c;display:grid;place-items:center;padding:1rem;z-index:50}.modal{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);padding:1.25rem;width:min(94vw,460px);max-height:90vh;overflow-y:auto}.modal-head{display:flex;justify-content:space-between;align-items:center}.modal-x{background:none;border:none;font-size:1.6rem;cursor:pointer;color:var(--muted);line-height:1}.spinner{width:28px;height:28px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:2rem auto}@keyframes spin{to{transform:rotate(360deg)}}.center-screen{min-height:100vh;display:grid;place-items:center}.code-chip{font-family:ui-monospace,SFMono-Regular,monospace;letter-spacing:.15em;background:var(--surface-2);padding:.2rem .5rem;border-radius:6px;font-weight:700}