/* layout.css - 頂部列、側邊欄、底部導覽、主內容 */

/* Top Nav */
.topbar{background:#fff;border-bottom:1px solid var(--gray-200);padding:0 16px;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;backdrop-filter:blur(8px)}
.topbar h1{font-size:18px;font-weight:700;color:var(--gray-900)}
.topbar-right{display:flex;gap:8px;align-items:center}
.today-badge{background:var(--primary-light);color:var(--primary-dark);padding:4px 12px;border-radius:20px;font-size:14px;font-weight:500}
.year-select{padding:4px 10px;border:1px solid var(--primary-light);border-radius:20px;font-size:13px;font-weight:500;background:var(--primary-light);color:var(--primary-dark);cursor:pointer;outline:none;font-family:inherit;appearance:auto}
.year-select:focus{border-color:var(--primary)}

/* Bottom Nav (Mobile) */
.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--gray-200);z-index:100;padding:4px 0;padding-bottom:env(safe-area-inset-bottom)}
.bottom-nav .nav-items{display:flex;justify-content:space-around}
.bottom-nav .nav-item{display:flex;flex-direction:column;align-items:center;padding:6px 12px;color:var(--gray-400);font-size:14px;cursor:pointer;transition:.15s;border:none;background:none;min-width:60px}
.bottom-nav .nav-item.active{color:var(--primary)}
.bottom-nav .nav-item svg{width:22px;height:22px;margin-bottom:2px}

/* Sidebar */
.layout{display:flex;min-height:calc(100vh - 56px)}
.sidebar{width:240px;background:#fff;border-right:1px solid var(--gray-200);padding:16px 0;overflow-y:auto;flex-shrink:0}
.sidebar-section{padding:0 16px;margin-bottom:16px}
.sidebar-title{font-size:11px;font-weight:600;color:var(--gray-400);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px;padding:0 4px}
.sidebar-item{display:flex;align-items:center;padding:8px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:15px;color:var(--gray-600);transition:.15s;border:none;background:none;width:100%;text-align:left;gap:8px}
.sidebar-item:hover{background:var(--gray-100);color:var(--gray-800)}
.sidebar-item.active{background:var(--primary-light);color:var(--primary-dark);font-weight:500}
.sidebar-item svg{width:18px;height:18px;flex-shrink:0}
.sidebar-item .badge{margin-left:auto;background:var(--gray-200);color:var(--gray-600);padding:1px 8px;border-radius:10px;font-size:12px;font-weight:500}

/* Main Content */
.main{flex:1;padding:24px;overflow-y:auto;max-width:1400px}