:root{--bg-deep:#020617;--bg-card:#0f172acc;--bg-input:#070c1ee6;--accent:#38bdf8;--accent-glow:#38bdf84d;--border:#94a3b814;--text-main:#f8fafc;--text-dim:#94a3b8;--radius:16px;font-family:Inter,system-ui,sans-serif}body{color:var(--text-main);background:radial-gradient(circle at 50% 0,#0ea5e91a,#0000 50%),#020617;min-height:100vh;margin:0}.app-container{width:100vw;height:100vh;display:flex;overflow:hidden}.mobile-header{border-bottom:1px solid var(--border);z-index:100;background:#0f172a;align-items:center;gap:16px;height:60px;padding:0 16px;display:none;position:fixed;top:0;left:0;right:0}.menu-toggle{color:var(--text-main);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;display:flex}.mobile-logo{margin:0;font-size:16px;font-weight:900}.mobile-logo span{color:var(--accent);font-weight:300}.sidebar-wrapper{flex-shrink:0;width:260px;height:100%}.sidebar-area{border-right:1px solid var(--border);background:#0f172a;flex-direction:column;height:100%;display:flex}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px;display:flex}.sidebar-title{color:var(--text-dim);letter-spacing:.1em;font-size:11px;font-weight:800}.sidebar-scroll{flex:1;padding:10px 0;overflow-y:auto}.sidebar-item{cursor:pointer;border-left:3px solid #0000;align-items:center;gap:8px;padding:10px 16px;font-size:13px;transition:all .2s;display:flex}.sidebar-item:hover{color:#fff;background:#ffffff0d}.sidebar-item.file.active{color:var(--accent);border-left-color:var(--accent);background:#38bdf814}.folder-content{flex-direction:column;display:flex}.folder-actions{opacity:0;gap:4px;transition:opacity .2s;display:flex}.sidebar-item:hover .folder-actions{opacity:1}.action-btn-mini{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:4px;transition:all .2s;display:flex}.action-btn-mini:hover{color:#fff;background:#ffffff1a}.action-btn-mini.delete:hover{color:#ef4444;background:#ef44441a}.main-content-scroll{flex-direction:column;flex:1;gap:24px;padding:32px;display:flex;overflow-y:auto}.main-logo-text{color:#fff;margin:0;font-size:20px;font-weight:900}.main-logo-text span{color:var(--accent);font-weight:300}.editor-header-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.input-field{flex-direction:column;gap:8px;display:flex}.input-field label{color:var(--text-dim);align-items:center;gap:4px;font-size:11px;font-weight:700;display:flex}.modern-input{background:var(--bg-input);border:1px solid var(--border);color:#fff;border-radius:12px;outline:none;padding:12px}.modern-input:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-glow)}.editor-toolbar{justify-content:space-between;align-items:center;display:flex}.section-subtitle{font-size:16px;font-weight:700}.toolbar-actions{gap:10px;display:flex}.tool-button{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:#94a3b80d;border-radius:10px;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:600;display:flex}.tool-button.primary{color:var(--accent);border-color:var(--accent-glow);background:#38bdf81a}.tool-button.primary:hover{background:var(--accent);color:#000;box-shadow:0 0 20px var(--accent-glow)}.tool-button.delete-mode{color:#fb7185;background:#f43f5e1a;border-color:#f43f5e33}.tool-button.delete-mode:hover{color:#fff;background:#f43f5e;box-shadow:0 0 20px #f43f5e66}.modern-textarea{background:var(--bg-card);border:1px solid var(--border);color:#fff;resize:vertical;border-radius:20px;outline:none;width:100%;min-height:400px;padding:24px;font-size:16px;line-height:1.6}.stats-container{gap:16px;display:flex}.stat-pill{color:var(--text-dim);background:#ffffff05;border-radius:100px;align-items:center;gap:8px;padding:10px 16px;display:flex}.sponsorship-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin-top:12px;display:grid}.sponsor-card{border:1px solid var(--border);text-align:center;background:#ffffff05;border-radius:16px;flex-direction:column;align-items:center;padding:16px;transition:all .3s;display:flex}.sponsor-card:hover{background:#ffffff0a;border-color:#ffffff1a;transform:translateY(-2px)}.sponsor-card.highlight{background:#38bdf808;border-color:#38bdf833}.qrcode-upload-trigger{cursor:pointer;flex-direction:column;align-items:center;width:100%;display:flex}.qrcode-upload-trigger:hover .qrcode-wrapper{border:2px solid var(--accent);transform:scale(1.05)}.qrcode-upload-trigger:hover .card-label{color:#fff}.card-icon{background:#ffffff08;border-radius:12px;justify-content:center;align-items:center;width:40px;height:40px;margin-bottom:12px;display:flex}.sponsor-card h3{color:var(--text-main);margin:0 0 8px;font-size:14px;font-weight:700}.sponsor-card p{color:var(--text-dim);margin:0;font-size:11px;line-height:1.5}.qrcode-wrapper{background:#fff;border-radius:12px;justify-content:center;align-items:center;width:100px;height:100px;margin-bottom:12px;padding:8px;transition:all .3s;display:flex;overflow:hidden}.qrcode-wrapper.mini{width:60px;height:60px;margin-bottom:8px;padding:4px}.qrcode-img{object-fit:contain;width:100%;height:100%}.card-label{color:var(--accent);text-transform:uppercase;letter-spacing:.05em;align-items:center;gap:4px;font-size:10px;font-weight:800;display:flex}.right-panel{border-left:1px solid var(--border);background:#0b1120;flex-direction:column;flex-shrink:0;gap:24px;width:360px;padding:24px;display:flex;overflow-y:auto}.presentation-header{align-items:center;gap:8px;font-size:13px;font-weight:800;display:flex}.slide-preview-surface{aspect-ratio:16/9;background:#000;border:1px solid #ffffff0d;border-radius:16px;justify-content:center;align-items:center;padding:20px;display:flex;position:relative;overflow:hidden}.slide-bg{background-position:50%;background-size:cover;position:absolute;inset:0}.slide-text{color:#fff;text-align:center;white-space:pre-wrap;text-shadow:0 4px 12px #000c;font-weight:800;position:relative}.slide-index{color:#fff6;font-size:11px;position:absolute;bottom:12px;right:12px}.presentation-playback{justify-content:center;gap:12px;display:flex}.control-btn{border:1px solid var(--border);color:#fff;cursor:pointer;background:#ffffff0d;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;display:flex}.control-btn.primary{background:var(--accent);color:#000}.config-card{background:#ffffff05;border-radius:12px;padding:16px}.config-row{gap:16px;display:flex}.config-item{flex-direction:column;flex:1;gap:8px;display:flex}.config-item label{color:var(--text-dim);font-size:10px;font-weight:700}.upload-label{color:var(--accent);cursor:pointer;background:#38bdf81a;border-radius:8px;justify-content:center;align-items:center;gap:6px;padding:8px;display:flex}.export-hub{background:#38bdf808;border:1px solid #38bdf81a;border-radius:16px;flex-direction:column;gap:12px;padding:20px;display:flex}.hub-header{color:var(--accent);align-items:center;gap:6px;font-size:12px;font-weight:800;display:flex}.hub-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.hub-btn{border:1px solid var(--border);color:#fff;cursor:pointer;background:#ffffff08;border-radius:10px;padding:12px;font-size:13px;font-weight:700}.hub-btn.full{background:#1e1b4b;border-color:#312e81;grid-column:span 2}.floating-msg{background:var(--accent);color:#000;box-shadow:0 8px 32px var(--accent-glow);border-radius:100px;padding:12px 24px;font-size:13px;font-weight:700;position:absolute;bottom:40px;left:50%;transform:translate(-50%)}.config-card.api-settings{border:1px solid var(--border);background:#ffffff05;border-radius:16px;margin-top:16px;padding:20px}.api-input-wrapper{flex-direction:column;gap:12px;display:flex}.input-with-icon{align-items:center;display:flex;position:relative}.input-with-icon .input-icon{color:var(--text-dim);position:absolute;left:12px}.api-field{padding-left:36px!important;padding-right:36px!important}.status-icon{position:absolute;right:12px}.status-icon.success{color:#22c55e}.status-icon.warning{color:#f59e0b}.test-api-btn{border:1px solid var(--border);color:var(--text-dim);cursor:not-allowed;background:#ffffff0d;border-radius:10px;padding:10px;font-size:12px;font-weight:600;transition:all .2s}.test-api-btn.active{border-color:var(--accent);color:var(--accent);cursor:pointer;background:#38bdf81a}.test-api-btn.active:hover{background:var(--accent);color:#fff}.api-help-text{color:var(--text-dim);margin-top:12px;font-size:10px;line-height:1.4}.spinner-mini{border:2px solid #ffffff1a;border-top-color:var(--accent);border-radius:50%;width:14px;height:14px;animation:.8s linear infinite spin;position:absolute;right:12px}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=1100px){.app-container{flex-direction:column;width:100%;height:auto;overflow-y:auto}.sidebar-wrapper{z-index:200;transition:left .3s;position:fixed;top:0;bottom:0;left:-260px}.sidebar-wrapper.open{left:0}.sidebar-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:-1;background:#00000080;display:none;position:fixed;inset:0}.sidebar-wrapper.open .sidebar-overlay{display:block}.mobile-header{display:flex}.main-content-scroll{height:auto;padding:80px 16px 32px;overflow-y:visible}.right-panel{border-left:none;border-top:1px solid var(--border);width:100%;height:auto;padding:32px 16px;overflow-y:visible}.main-logo-text{display:none}}@media (width<=768px){.editor-header-grid{grid-template-columns:1fr}.toolbar-actions{flex-wrap:wrap;justify-content:center}.tool-button{flex:1;justify-content:center;min-width:140px}.sponsorship-grid{grid-template-columns:1fr}.stats-container{flex-wrap:wrap}.stat-pill{flex:1;justify-content:center;min-width:100px}.config-row{flex-direction:column}.hub-grid{grid-template-columns:1fr 1fr}}@media (width<=480px){.hub-grid{grid-template-columns:1fr}.hub-btn.full{grid-column:1}.modern-textarea{min-height:300px;padding:16px;font-size:14px}.slide-preview-surface{padding:10px}.slide-text{font-size:18px!important}}