.effect-panel{position:fixed;right:0;width:380px;max-width:calc(100vw - var(--spacing-md));background-color:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:0;border-right:none;border-top:none;border-bottom:none;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);z-index:100;transform:translate(100%);transition:transform var(--transition-normal),box-shadow var(--transition-normal);overflow-y:auto;box-shadow:none}.effect-panel.show{transform:translate(0);box-shadow:-4px 0 20px #0000004d}.effect-panel-header{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--color-border-primary);background-color:var(--color-bg-tertiary)}.effect-panel-title{margin:0;font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);line-height:var(--line-height-normal)}.effect-panel-close{background:transparent;border:none;color:var(--color-text-secondary);font-size:24px;cursor:pointer;padding:var(--spacing-xs);border-radius:var(--radius-sm);line-height:1;transition:all var(--transition-fast)}.effect-panel-close:hover{background-color:var(--color-bg-card);color:var(--color-text-primary)}.effect-panel-content{padding:20px 18px}.effect-section{margin-bottom:28px;border-radius:12px;overflow:hidden;background:#ffffff05;border:1px solid rgba(255,255,255,.08)}.effect-section-header{padding:18px 20px;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);border-bottom:1px solid rgba(255,255,255,.1);cursor:pointer;transition:all .3s ease}.effect-section-header:hover{background:linear-gradient(135deg,#ffffff26,#ffffff14)}.effect-section-title{margin:0;font-size:16px;font-weight:600;color:var(--color-text-primary);display:flex;align-items:center;justify-content:space-between;line-height:var(--line-height-normal)}.effect-section-content{padding:24px 20px;display:block}.effect-section-arrow{transition:transform .3s ease;color:#fff9}.effect-section.expanded .effect-section-arrow{transform:rotate(180deg)}.themes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.theme-btn{border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:18px 12px;color:#fff;cursor:pointer;transition:all .3s ease;text-align:center;font-weight:500;font-size:14px;line-height:var(--line-height-normal);position:relative;overflow:hidden;backdrop-filter:blur(10px)}.party-theme{background:linear-gradient(135deg,#ff14934d,#ff149326);border-color:#ff149366}.focus-theme{background:linear-gradient(135deg,#b0c4de4d,#b0c4de26);border-color:#b0c4de66}.meditation-theme{background:linear-gradient(135deg,#9370db4d,#9370db26);border-color:#9370db66}.aurora-theme{background:linear-gradient(135deg,#0080004d,#00800026);border-color:#00800066}.theme-btn:before{content:"";position:absolute;inset:0;background:#ffffff1a;opacity:0;transition:opacity .3s ease}.theme-btn:hover:before{opacity:1}.theme-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0000004d}.theme-btn.active{transform:translateY(-1px);box-shadow:0 6px 20px #0006;border:2px solid #ffffff!important;background:#fff3!important}.theme-btn.active:before{opacity:.8}.theme-name{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium)}.effect-panel{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.lighting-category{margin-bottom:24px}.lighting-category-header{padding:14px 16px;color:#fff;font-weight:600;font-size:14px;line-height:var(--line-height-normal);margin-bottom:16px;border-radius:8px;text-align:center}.time-category .lighting-category-header{background:linear-gradient(135deg,#ffa5004d,#ffa50026);border:1px solid rgba(255,165,0,.4)}.seasonal-category .lighting-category-header{background:linear-gradient(135deg,#98fb984d,#98fb9826);border:1px solid rgba(152,251,152,.4)}.holiday-category .lighting-category-header{background:linear-gradient(135deg,#dc143c4d,#dc143c26);border:1px solid rgba(220,20,60,.4)}.nature-category .lighting-category-header{background:linear-gradient(135deg,#4169e14d,#4169e126);border:1px solid rgba(65,105,225,.4)}.mood-category .lighting-category-header{background:linear-gradient(135deg,#9370db4d,#9370db26);border:1px solid rgba(147,112,219,.4)}.lighting-effects-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.lighting-effect-btn{border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:18px 12px;color:#fff;cursor:pointer;transition:all .3s ease;text-align:center;font-weight:500;font-size:14px;line-height:var(--line-height-normal);position:relative;overflow:hidden;backdrop-filter:blur(10px);background:#ffffff0d}.lighting-effect-btn:before{content:"";position:absolute;inset:0;background:#ffffff1a;opacity:0;transition:opacity .3s ease}.lighting-effect-btn:hover:before{opacity:1}.lighting-effect-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0000004d}.lighting-effect-btn.active{transform:translateY(-1px);box-shadow:0 6px 20px #0006;border:2px solid #ffffff!important;background:#fff3!important}.lighting-effect-btn.active:before{opacity:.8}.lighting-effect-name{font-size:14px;font-weight:600;margin-bottom:4px;line-height:1.3}.lighting-effect-desc{font-size:12px;opacity:.7;line-height:1.4;color:#fff9}.effect-panel::-webkit-scrollbar{width:6px}.effect-panel::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}.effect-panel::-webkit-scrollbar-thumb{background:var(--color-border-secondary);border-radius:3px}.effect-panel::-webkit-scrollbar-thumb:hover{background:var(--color-border-primary)}@media (min-width: 769px){.effect-panel-close.desktop-only{display:block!important}.effect-panel .mobile-close-btn{display:none!important}}@media (max-width: 768px){.effect-panel{width:350px}.effect-panel-content{padding:16px}.effect-panel-header{padding:14px 16px}.effect-section{margin-bottom:20px}.effect-section-header{padding:14px 16px}.effect-section-content{padding:18px 16px}.themes-grid{grid-template-columns:1fr;gap:12px}.theme-btn{padding:14px 12px}.lighting-effects-grid{grid-template-columns:1fr;gap:12px}.lighting-effect-btn{padding:14px 12px}.lighting-category{margin-bottom:20px}.lighting-category-header{padding:12px 14px;margin-bottom:14px}.effect-panel-close.desktop-only{display:none!important}.effect-panel .mobile-close-btn{position:absolute!important;top:15px!important;right:18px!important;width:32px!important;height:32px!important;background:var(--color-bg-secondary)!important;border:1px solid var(--color-border-primary)!important;border-radius:50%!important;display:flex!important;align-items:center!important;justify-content:center!important;font-size:18px!important;color:var(--color-text-primary)!important;cursor:pointer!important;z-index:1001!important;transition:all .2s ease!important}.effect-panel .mobile-close-btn:hover{background:var(--color-bg-tertiary)!important;border-color:var(--color-border-secondary)!important}}.help-panel{display:none;position:fixed;z-index:var(--z-modal);left:0;top:0;width:100%;height:100%;background-color:#000c;backdrop-filter:blur(5px)}.help-panel.show{display:flex;align-items:center;justify-content:center}.help-panel-modal{background-color:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-lg);max-width:1200px;max-height:85vh;width:95%;overflow:hidden;box-shadow:0 20px 60px #00000080}.help-panel-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-lg);border-bottom:1px solid var(--color-border-primary);background-color:var(--color-bg-tertiary)}.help-panel-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin:0;background:linear-gradient(135deg,#6366f1,#8b5cf6,#06b6d4);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.help-panel-subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin:var(--spacing-xs) 0 0 0}.help-panel-close{background:none;border:none;font-size:24px;color:var(--color-text-secondary);cursor:pointer;padding:var(--spacing-xs);border-radius:var(--radius-sm);transition:all var(--transition-fast)}.help-panel-close:hover{background-color:var(--color-bg-card);color:var(--color-text-primary)}.help-panel-content{padding:var(--spacing-lg);max-height:70vh;overflow-y:auto}.help-section{margin-bottom:var(--spacing-xl);background:#ffffff0d;border-radius:var(--radius-lg);padding:var(--spacing-lg);border:1px solid var(--color-border-primary)}.help-section-title{font-size:1.5rem;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-lg);display:flex;align-items:center;gap:var(--spacing-sm)}.help-section-title:before{content:"📖";font-size:1.2rem}.help-section-content{color:var(--color-text-secondary);line-height:1.6}.help-steps{display:grid;gap:var(--spacing-lg)}.help-step{display:flex;flex-direction:row!important;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md);background:#ffffff0d;border-radius:var(--radius-md)}.step-number{background:var(--color-primary);color:#fff;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;flex-shrink:0}.help-step p{margin:0;color:var(--color-text-primary)}.mode-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-lg)}.mode-card{background:#ffffff14;border-radius:var(--radius-lg);padding:var(--spacing-lg);border:1px solid var(--color-border-primary);transition:all .3s ease;text-align:center}.mode-card:hover{transform:translateY(-4px);background:#ffffff1f;border-color:var(--color-primary)}.mode-icon{font-size:2.5rem;margin-bottom:var(--spacing-md);display:block}.mode-card h4{font-size:1.2rem;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.mode-card p{margin-bottom:var(--spacing-sm);color:var(--color-text-secondary)}.mode-usage{color:var(--color-primary)!important;font-weight:500}.mode-params{font-size:.9rem;color:var(--color-text-tertiary)!important}.effects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg)}.effect-category{background:#ffffff0d;border-radius:var(--radius-md);padding:var(--spacing-lg)}.effect-category h4{color:var(--color-text-primary);margin-bottom:var(--spacing-md);font-size:1.1rem;font-weight:600}.effect-category ul{list-style:none;padding:0;margin:0}.effect-category li{padding:var(--spacing-sm) 0;border-bottom:1px solid var(--color-border-primary);color:var(--color-text-secondary)}.effect-category li:last-child{border-bottom:none}.controls-grid{display:grid;gap:var(--spacing-md)}.control-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:#ffffff0d;border-radius:var(--radius-md)}.control-icon{font-size:1.5rem;flex-shrink:0}.control-item p{margin:0;color:var(--color-text-primary)}.keyboard-shortcuts{display:grid;grid-template-columns:1fr;gap:var(--spacing-sm)}.shortcut-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-lg);background:#ffffff0d;border-radius:var(--radius-md);min-height:50px}.shortcut-item span{flex:1;margin-right:var(--spacing-lg);color:var(--color-text-primary);text-align:left}.shortcut-item kbd{flex-shrink:0;margin-left:auto}kbd{background:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-sm);padding:4px 8px;font-family:monospace;font-size:.9rem;color:var(--color-text-primary);box-shadow:0 2px 4px #0003}.tips-list{display:grid;gap:var(--spacing-md)}.tip-item{display:flex;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md);background:#ffffff0d;border-radius:var(--radius-md)}.tip-icon{font-size:1.2rem;flex-shrink:0}.tip-item p{margin:0;color:var(--color-text-primary)}.faq-list{display:grid;gap:var(--spacing-lg)}.faq-item{background:#ffffff0d;border-radius:var(--radius-md);padding:var(--spacing-lg);border:1px solid var(--color-border-primary)}.faq-item h4{color:var(--color-primary);margin-bottom:var(--spacing-sm);font-size:1.1rem}.faq-item p{margin:0;color:var(--color-text-secondary)}.help-panel-content::-webkit-scrollbar{width:6px}.help-panel-content::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}.help-panel-content::-webkit-scrollbar-thumb{background:var(--color-border-secondary);border-radius:3px}.help-panel-content::-webkit-scrollbar-thumb:hover{background:var(--color-border-primary)}@media (max-width: 768px){.help-panel-modal{width:95%;max-height:90vh}.help-panel-header,.help-panel-content{padding:var(--spacing-md)}.help-panel-title{font-size:var(--font-size-lg)}.help-panel-subtitle{font-size:var(--font-size-xs)}.mode-cards{grid-template-columns:1fr;gap:var(--spacing-md)}.mode-card{padding:var(--spacing-md)}.effects-grid,.keyboard-shortcuts{grid-template-columns:1fr}.help-section{padding:var(--spacing-md);margin-bottom:var(--spacing-lg)}.help-section-title{font-size:var(--font-size-md)}.help-step{flex-direction:row!important;align-items:flex-start}}@media (max-width: 480px){.help-panel-modal{width:98%;max-height:95vh}.help-panel-header,.help-panel-content{padding:var(--spacing-sm)}.help-panel-title{font-size:var(--font-size-md)}.help-section{padding:var(--spacing-sm)}.help-step{flex-direction:row;align-items:flex-start}.step-number{flex-shrink:0}}