:root{--bg-primary: #f5f5f5;--bg-secondary: #ffffff;--bg-tertiary: #f7f8f8;--bg-nav: #232f3e;--bg-footer: #f2f3f3;--bg-input: #ffffff;--bg-hover: #f2f3f3;--text-primary: #16191f;--text-secondary: #545b64;--text-muted: #687078;--text-nav: #ffffff;--border-color: #e9ebed;--border-input: #d5dbdb;--link-color: #0073bb;--shadow: rgba(0, 0, 0, .1);--shadow-strong: rgba(0, 0, 0, .15)}[data-theme=dark]{--bg-primary: #0f1419;--bg-secondary: #1a1f26;--bg-tertiary: #242b33;--bg-nav: #1a1f26;--bg-footer: #1a1f26;--bg-input: #242b33;--bg-hover: #2d353f;--text-primary: #e7e9ea;--text-secondary: #a0a8b0;--text-muted: #71767b;--text-nav: #e7e9ea;--border-color: #2f3336;--border-input: #3d4449;--link-color: #1d9bf0;--shadow: rgba(0, 0, 0, .3);--shadow-strong: rgba(0, 0, 0, .5)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .2s,color .2s}a{color:var(--link-color);text-decoration:none}a:hover{text-decoration:underline}.hamburger-btn{display:none!important}@media(max-width:768px){body{font-size:14px}.hamburger-btn{display:block!important}.nav-links{display:none!important;width:100%;flex-direction:column;gap:.5rem;padding-top:.75rem}.nav-links.open{display:flex!important}.main-content{padding:1rem!important}table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.nav-search{width:100%!important;order:10}.nav-profile{margin-left:0!important}.chat-panel{width:calc(100vw - 1rem)!important;height:calc(100vh - 6rem)!important;right:.5rem!important;bottom:.5rem!important;border-radius:8px!important}.page-header{flex-direction:column;align-items:flex-start!important;gap:.75rem}.filter-bar{flex-direction:column!important;gap:.5rem!important}.filter-bar>div{width:100%!important}footer{padding:1rem!important;flex-direction:column!important;gap:.5rem!important;text-align:center}}