:root,[data-theme=dark]{--bg-primary: #1a1f2e;--bg-card: #232a3e;--bg-input: #1a2440;--accent: #6aaf8d;--accent-hover: #5a9a7d;--text-primary: #e8e6e3;--text-muted: #8a8f9a;--border: #2d3344;--error: #cf6b6b;--success: #6aaf8d;--btn-text: #fff;--shadow: rgba(0, 0, 0, .3);--logo-color: #C4A68A}[data-theme=light]{--bg-primary: #f7f5f2;--bg-card: #ffffff;--bg-input: #f0ede8;--accent: #5a9a7d;--accent-hover: #4a8a6d;--text-primary: #2d3142;--text-muted: #6b7280;--border: #d8d4cf;--error: #c85a5a;--success: #5a9a7d;--btn-text: #fff;--shadow: rgba(0, 0, 0, .08);--logo-color: #3E2315}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Nunito,Comfortaa,Quicksand,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;transition:background .3s,color .3s}.logo-header{display:inline-flex;align-items:center;gap:0}.logo-icon{height:1.6em;width:auto;margin-right:-.55em}.logo-icon:last-of-type{margin-right:.05em}.logo-text{font-weight:600;color:var(--logo-color);font-family:Fredoka,Nunito,sans-serif;line-height:1}.logo-header--login{font-size:2.8rem;align-self:flex-start}.logo-header--login .logo-icon{height:1.5em;margin-right:-.5em}.logo-header--login .logo-icon:last-of-type{margin-right:.05em}.theme-toggle{background:none;border:1px solid var(--border);color:var(--text-muted);padding:.35rem .5rem;border-radius:6px;cursor:pointer;font-size:1rem;line-height:1;transition:color .2s,border-color .2s}.theme-toggle:hover{color:var(--text-primary);border-color:var(--text-muted);background:none}input{padding:.75rem;border-radius:6px;border:1px solid var(--border);background:var(--bg-input);color:var(--text-primary);font-size:1rem;transition:border-color .2s}input:focus{outline:none;border-color:var(--accent)}button{padding:.75rem;border-radius:6px;border:none;background:var(--accent);color:var(--btn-text);font-size:1rem;cursor:pointer;transition:background .2s}button:hover{background:var(--accent-hover)}button:disabled{opacity:.6;cursor:not-allowed}.error{color:var(--error);text-align:center;font-size:.9rem}.success{color:var(--success);text-align:center;font-size:.9rem;margin-bottom:.5rem}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-form{background:var(--bg-card);padding:2.5rem 2rem;border-radius:12px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:1rem;box-shadow:0 4px 24px var(--shadow)}.login-form .logo-header{margin-bottom:.5rem}.meeting-container{display:flex;flex-direction:column;height:100vh}header{display:flex;justify-content:space-between;align-items:center;padding:.6rem 1.5rem;background:var(--bg-card);font-weight:700;box-shadow:0 1px 8px var(--shadow)}header .logo-header{font-size:1.15rem}.header-right{display:flex;align-items:center;gap:.75rem}.user-info{font-weight:400;font-size:.9rem;display:flex;align-items:center;gap:.75rem}.btn-link{background:none;color:var(--accent);padding:0;font-size:.9rem;text-decoration:underline}.btn-link:hover{background:none;color:var(--accent-hover)}.room-form{display:flex;gap:.5rem;justify-content:center;padding:2rem}.room-form input{width:300px}.jitsi-wrapper{flex:1;display:flex;flex-direction:column}.leave-btn{margin:.5rem;align-self:flex-end;padding:.5rem 1rem;font-size:.85rem}.jitsi-frame{flex:1}.admin-container{max-width:700px;margin:2rem auto;padding:0 1.5rem}.stats-panel{margin-bottom:1.5rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:1rem;display:flex;flex-direction:column;align-items:center;gap:.25rem}.stat-value{font-size:1.4rem;font-weight:700;color:var(--accent)}.stat-label{font-size:.8rem;color:var(--text-muted);text-transform:uppercase}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.admin-form{display:flex;gap:.5rem;margin-bottom:1.5rem;flex-wrap:wrap}.admin-form input{flex:1;min-width:140px}.admin-form select{padding:.75rem;border-radius:6px;border:1px solid var(--border);background:var(--bg-input);color:var(--text-primary);font-size:1rem}.admin-table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{padding:.6rem .75rem;text-align:left;border-bottom:1px solid var(--border)}.admin-table th{color:var(--text-muted);font-size:.85rem;font-weight:400;text-transform:uppercase}.btn-delete{background:none;color:var(--error);padding:.25rem .5rem;font-size:.85rem}.btn-delete:hover{background:none;color:var(--error);opacity:.8}.password-container{display:flex;align-items:center;justify-content:center;min-height:100vh}.password-card{background:var(--bg-card);padding:2rem;border-radius:12px;width:100%;max-width:400px;box-shadow:0 4px 24px var(--shadow)}.password-form{display:flex;flex-direction:column;gap:1rem}