:root{--bg: #f0f4fa;--surface: #ffffff;--surface-alt: #f7f9fc;--border: #dde4ef;--text: #0f1923;--text-muted: #4f6072;--accent: #3b6ef5;--accent-hover: #2554d8;--accent-ghost: rgba(59, 110, 245, .1);--btn-secondary-bg: #edf1f8;--btn-secondary-text: #273445;--btn-secondary-hover: #dce4f0;--shadow-sm: 0 1px 4px rgba(15, 25, 35, .07);--shadow-md: 0 4px 20px rgba(15, 25, 35, .1);--shadow-lg: 0 8px 40px rgba(15, 25, 35, .14);--overlay: rgba(0, 0, 0, .4);--notice-bg: #fef9c3;--notice-border: #fde68a;--error: #dc2626;--empty: #64748b;--radius: 12px;--radius-sm: 8px;--transition: .18s ease}[data-theme=dark]{--bg: #0d1117;--surface: #161b22;--surface-alt: #1c2330;--border: #2a3446;--text: #e6edf3;--text-muted: #8b98a7;--accent: #4d7cf5;--accent-hover: #3b6ef5;--accent-ghost: rgba(77, 124, 245, .15);--btn-secondary-bg: #1e2633;--btn-secondary-text: #c9d1db;--btn-secondary-hover: #273044;--shadow-sm: 0 1px 4px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .55);--overlay: rgba(0, 0, 0, .65);--notice-bg: #332c00;--notice-border: #6b5500;--error: #f87171;--empty: #7a8799}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{color-scheme:light dark}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;transition:background var(--transition),color var(--transition)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-main{flex:1;max-width:900px;margin:0 auto;padding:2.5rem 1.5rem;width:100%}.navbar{position:sticky;top:0;z-index:100;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.navbar-inner{max-width:900px;margin:0 auto;padding:0 1.5rem;height:60px;display:flex;align-items:center;justify-content:space-between}.navbar-brand{font-size:1.15rem;font-weight:700;color:var(--text);text-decoration:none;display:flex;align-items:center;gap:.45rem}.navbar-actions{display:flex;align-items:center;gap:.55rem}.hero{text-align:center;padding:5rem 1.5rem 4rem}.hero-badge{display:inline-block;background:var(--accent-ghost);color:var(--accent);font-size:.78rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:.3rem .75rem;border-radius:999px;margin-bottom:1.25rem}.hero h1{font-size:clamp(2rem,5vw,3.25rem);font-weight:800;line-height:1.15;letter-spacing:-.02em;color:var(--text);margin-bottom:1.1rem}.hero-desc{font-size:1.1rem;color:var(--text-muted);max-width:520px;margin:0 auto 2.5rem;line-height:1.7}.hero-cta{display:flex;justify-content:center;gap:.75rem;flex-wrap:wrap}.card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-md);padding:1.5rem;margin-bottom:1.25rem}h2{margin-bottom:.75rem;font-weight:700}h3{margin:1.25rem 0 .6rem;font-weight:600}.form{display:flex;flex-direction:column;gap:.7rem}input,select{padding:.65rem .85rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;background:var(--surface-alt);color:var(--text);outline:none;transition:border-color var(--transition),box-shadow var(--transition)}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ghost)}button{border:none;background:var(--accent);color:#fff;border-radius:var(--radius-sm);padding:.6rem 1.1rem;cursor:pointer;font-size:.93rem;font-weight:500;transition:background var(--transition),opacity var(--transition),transform 80ms}button:hover:not(:disabled){background:var(--accent-hover)}button:active:not(:disabled){transform:scale(.98)}button:disabled{opacity:.55;cursor:not-allowed}button.secondary{background:var(--btn-secondary-bg);color:var(--btn-secondary-text)}button.secondary:hover:not(:disabled){background:var(--btn-secondary-hover)}button.ghost{background:transparent;color:var(--text-muted);padding:.45rem .65rem}button.ghost:hover:not(:disabled){background:var(--btn-secondary-bg);color:var(--text)}.row{display:flex;justify-content:space-between;align-items:center;gap:.8rem}.tabs{margin-top:1.25rem;display:flex;gap:.5rem;flex-wrap:wrap}.tab{background:var(--btn-secondary-bg);color:var(--btn-secondary-text)}.tab:hover:not(:disabled){background:var(--btn-secondary-hover)}.tab.active{background:var(--accent);color:#fff}.dashboard-wrapper{position:relative;padding-bottom:3.5rem}.theme-toggle-corner{position:fixed;bottom:1.25rem;right:1.25rem;z-index:200}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay);z-index:300;display:flex;align-items:center;justify-content:center;padding:1rem;animation:fadeIn .16s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-lg);padding:2rem;width:100%;max-width:400px;animation:slideUp .2s ease;position:relative}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-close{position:absolute;top:1rem;right:1rem;background:transparent;border:none;font-size:1.2rem;cursor:pointer;color:var(--text-muted);padding:.25rem .45rem;border-radius:6px;line-height:1}.modal-close:hover{background:var(--btn-secondary-bg);color:var(--text)}.balance-value{font-size:1.35rem;margin-bottom:.7rem;font-weight:700}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;border-bottom:1px solid var(--border);padding:.6rem .5rem;font-size:.92rem}.table th{color:var(--text-muted);font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:.04em}.notice{margin-top:.9rem;background:var(--notice-bg);border:1px solid var(--notice-border);border-radius:var(--radius-sm);padding:.75rem;word-break:break-all;color:var(--text)}.notice-action{margin-top:.6rem;margin-bottom:.4rem}.empty{color:var(--empty)}.error{color:var(--error);margin-top:.4rem;font-size:.92rem}.theme-toggle-btn{font-size:1.2rem;padding:.5rem .7rem;border-radius:50%;line-height:1}.navbar-username{font-size:.9rem;color:var(--text-muted)}.form-title{margin-bottom:1rem}.form-submit{margin-top:.25rem}