:root{--bg: #f5f6fa;--surface: #ffffff;--text: #1f2937;--muted: #6b7280;--primary: #3f51b5;--primary-dark: #283593;--border: #d9deea}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Roboto,Arial,sans-serif;font-size:16px;line-height:1.35;background:var(--bg);color:var(--text)}.app-layout{height:100vh;display:grid;grid-template-columns:280px 1fr}.sidebar{border-right:1px solid var(--border);background:var(--surface);padding:12px;overflow-y:auto}.brand-title{display:block;margin-bottom:10px}.nav-links{display:flex;flex-direction:column;gap:4px}.topbar{background:var(--primary);color:#fff;padding:8px 12px;min-height:48px;display:flex;align-items:center;gap:8px}.route-controls{display:flex;align-items:center;gap:0;margin-left:12px}.hidden{display:none!important}.tab-button,.clear-date{border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff;padding:5px 10px;border-radius:6px;cursor:pointer;font-size:.92rem}.tab-button.active{background:#ffffff38}.route-tab{border:0;border-radius:0;padding:0 16px;height:48px;font-size:14px;font-weight:500;text-transform:uppercase;letter-spacing:1.25px;color:#fff9;background:transparent;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .2s}.route-tab:hover{color:#ffffffd9}.route-tab.active{color:#fff;border-bottom-color:#f44336;background:transparent}.date-input{margin-left:16px;border:1px solid rgba(255,255,255,.35);background:#ffffff1f;color:#fff;border-radius:6px;padding:5px 8px}.auth-label{margin-left:auto;font-size:.82rem;opacity:.9}.auth-button{display:inline-flex;align-items:center;gap:4px}.nav-toggle{display:none!important}.auth-panel{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 16px}.auth-actions{display:flex;gap:8px;margin-bottom:10px}.auth-message{margin:0 0 10px;color:var(--muted);font-size:.9rem}.auth-message.error{color:#b91c1c}.content-wrap{min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden}.content{padding:12px;flex:1;min-height:0;overflow-y:auto}.placeholder-panel{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:16px}.audio-bar{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:70%;max-width:1100px;z-index:100;border-top:1px solid var(--border);border-radius:4px 4px 0 0;background:var(--surface);padding:16px 16px 12px;color:var(--muted);display:flex;align-items:center;gap:16px;flex-wrap:wrap;box-shadow:0 -2px 8px 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.2s;flex-shrink:0}.fab:hover{box-shadow:0 5px 5px -3px #0003,0 8px 10px 1px #00000024}.fab .mdi{font-size:24px;color:#fff}.fab-large{width:56px;height:56px}.fab-large .mdi{font-size:28px}.autoplay-blocked{animation:pulse-ring 1.5s ease-in-out infinite}@keyframes pulse-ring{0%{box-shadow:0 0 #cf2d2dcc}70%{box-shadow:0 0 0 10px #cf2d2d00}to{box-shadow:0 0 #cf2d2d00}}.fab-small{width:40px;height:40px}.fab-small .mdi{font-size:20px;color:#333}.fab-blue{background:#2196f3}.fab-indigo{background:#3f51b5}.fab-teal{background:#009688}.fab-white{background:#fff}.fab-white .mdi{color:#333}.fab-download{background:#f5f5f5;color:#333;font-size:11px;font-weight:600;letter-spacing:.5px}.speed-dial{position:relative;display:inline-flex}.speed-dial-menu{position:absolute;bottom:100%;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;padding-bottom:10px;opacity:0;pointer-events:none;transition:opacity .2s}.speed-dial.open .speed-dial-menu{opacity:1;pointer-events:auto}.speed-dial.open .speed-dial-trigger .mdi:before{content:"󰅖"}.table-wrap{overflow-x:auto}.decode-table{width:100%;border-collapse:collapse;font-size:14px}.decode-table th,.decode-table td{text-align:left;padding:0 16px;height:36px;border-bottom:1px solid rgba(0,0,0,.12);white-space:nowrap}.decode-table th{font-weight:700}.decode-separator td,.decode-card.decode-separator{border-bottom:2px solid #cf2d2d}.play-button{border:1px solid var(--border);border-radius:6px;padding:4px 8px;background:#f9faff;cursor:pointer;font-size:.88rem}.icon-button{display:inline-flex;align-items:center;justify-content:center;min-width:32px;min-height:30px;padding:4px 6px}.icon-button .material-icons{font-size:18px}.icon-button .mdi{font-size:17px}.decode-play-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;border:none;background:transparent;cursor:pointer;transition:background .2s}.decode-play-btn:hover{background:#00000014}.decode-play-btn .mdi{font-size:24px;color:#0000008a}.decode-cards{display:flex;flex-direction:column;gap:8px}.decode-card{border:1px solid #eceff8;border-radius:8px}.decode-card-button{width:100%;border:0;padding:10px 12px;display:flex;justify-content:space-between;gap:10px;cursor:pointer;background:#fff}.decode-card-title{font-weight:600}.decode-card-title.muted{font-weight:400;color:#6b7280}.decode-card-time{color:var(--muted);font-size:.88rem}.activity-table{border-collapse:separate;border-spacing:0;font-size:.9rem}.activity-table th,.activity-table td{padding:0 8px;height:32px;text-align:left;border-bottom:1px solid rgba(0,0,0,.12);white-space:nowrap}.activity-table .activity-bucket{padding:0}.activity-cell{position:relative;display:flex;align-items:center;justify-content:center;width:100%;height:32px;padding:0;border:0;border-radius:0;background:transparent;cursor:pointer;transition:opacity .2s}.activity-cell:hover{opacity:.75}.activity-cell-icon{pointer-events:none;font-size:18px;line-height:1;color:#7cfc00;opacity:0;transition:opacity .2s}.activity-cell:hover .activity-cell-icon,.activity-cell:focus-visible .activity-cell-icon{opacity:1}.nav-link{display:inline-flex;align-items:center;gap:6px;width:100%;text-align:left;border:0;background:transparent;color:var(--text);padding:8px 10px;border-radius:6px;cursor:pointer}.nav-link .material-icons{font-size:18px}.nav-link:hover{background:#eef1fb}.nav-link.active{background:#e4e9fa;color:var(--primary-dark);font-weight:600}.login-form{display:flex;flex-direction:column;gap:10px;max-width:360px}.login-input{border:1px solid var(--border);border-radius:6px;padding:10px 12px;font-size:.95rem;font-family:inherit}.login-input:focus{outline:2px solid var(--primary);outline-offset:-1px}.login-divider{color:var(--muted);font-size:.85rem;margin:4px 0}.login-buttons{display:flex;gap:8px}.google-button{display:inline-flex;align-items:center;gap:8px}@media(max-width:800px){.app-layout{grid-template-columns:1fr}.sidebar{display:none;border-right:0;border-bottom:1px solid var(--border)}.sidebar.open{display:block}.nav-toggle{display:inline-block!important}.route-controls{width:100%;margin-left:0;flex-wrap:wrap}.topbar{flex-wrap:wrap;gap:8px}.audio-bar{width:100%;border-radius:0}}