:root{--color-bg:#d4c5a9;--color-surface:#e8dcc8;--color-surface-hover:#f0e6d4;--color-border:#b8a88a;--color-text:#4a3c28;--color-text-secondary:#7a6c58;--color-accent:#8b6914;--color-accent-hover:#a07b1a;--color-frame:#6b5b3e;--shadow-sm:0 1px 3px #4a3c2826;--shadow-md:0 3px 8px #4a3c2833;--shadow-lg:0 6px 16px #4a3c2840;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--font-family:"Segoe UI", system-ui, -apple-system, sans-serif;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}body:before{content:"";pointer-events:none;z-index:0;background:repeating-linear-gradient(0deg,#0000,#0000 2px,#4a3c2805 2px 4px),repeating-linear-gradient(90deg,#0000,#0000 3px,#4a3c2803 3px 6px);position:fixed;inset:0}h1,h2,h3,h4{color:var(--color-text);line-height:1.2}h1{font-size:1.75rem;font-weight:700}h2{font-size:1.375rem;font-weight:600}h3{font-size:1.125rem;font-weight:600}h4{font-size:1rem;font-weight:600}a{color:var(--color-accent);text-decoration:none;transition:color .15s}a:hover{color:var(--color-accent-hover);text-decoration:underline}.card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:var(--spacing-md);transition:background-color .15s,box-shadow .15s}.card:hover{background-color:var(--color-surface-hover);box-shadow:var(--shadow-md)}.btn{justify-content:center;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-family);color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;-webkit-user-select:none;user-select:none;font-size:.875rem;font-weight:600;line-height:1.4;transition:background-color .1s,box-shadow .1s,transform .1s;display:inline-flex;box-shadow:0 1px #4a3c2833,inset 0 1px #ffffff26}.btn:hover{background-color:var(--color-surface-hover);box-shadow:0 2px 4px #4a3c2833,inset 0 1px #fff3}.btn:active{transform:translateY(1px);box-shadow:0 0 #4a3c2826,inset 0 1px 2px #4a3c2826}.btn-primary{color:#fff;background-color:var(--color-accent);border-color:var(--color-frame);box-shadow:0 2px 0 var(--color-frame), inset 0 1px 0 #fff3}.btn-primary:hover{background-color:var(--color-accent-hover);box-shadow:0 3px 4px #4a3c2840,inset 0 1px #ffffff40}.btn-primary:active{transform:translateY(2px);box-shadow:0 0 #4a3c2826,inset 0 2px 3px #0003}.input,.select{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-family);color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);outline:none;font-size:.875rem;transition:border-color .15s,box-shadow .15s;display:block;box-shadow:inset 0 1px 2px #4a3c281a}.input:focus,.select:focus{border-color:var(--color-accent);box-shadow:inset 0 1px 2px #4a3c281a,0 0 0 2px #8b691440}.input::placeholder{color:var(--color-text-secondary)}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(2px);background-color:#4a3c2873;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--spacing-lg);width:90%;max-width:480px;position:relative}.toolbar{align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-surface);border-bottom:1px solid var(--color-border);border-radius:var(--radius-md) var(--radius-md) 0 0;display:flex}.sidebar{gap:var(--spacing-sm);padding:var(--spacing-md);background-color:var(--color-surface);border-right:1px solid var(--color-border);flex-direction:column;display:flex;overflow-y:auto}.card,.modal{background-image:linear-gradient(135deg,#ffffff0f 0%,#0000 40% 60%,#4a3c280a 100%)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background-color:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background-color:var(--color-text-secondary)}::selection{color:var(--color-text);background-color:#8b69144d}