*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--starry-night: #0f0f1a;--night-sky: #1a1a2e;--cypress-dark: #16213e;--violet-hour: #1f2544;--wheat-field: #e6b800;--sunflower: #f4a201;--cafe-amber: #ffd369;--irises: #6c63ff;--olive-grove: #4ecca3;--cafe-terrace: #ff6b6b;--cloud-white: #f8f8f8;--mist: rgba(255, 255, 255, .8);--ghost: rgba(255, 255, 255, .4);--whisper: rgba(255, 255, 255, .1);--font-main: "Outfit", -apple-system, BlinkMacSystemFont, sans-serif;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-full: 50%;--shadow-soft: 0 4px 20px rgba(0, 0, 0, .3);--shadow-glow: 0 0 30px rgba(230, 184, 0, .3);--shadow-inner: inset 0 2px 10px rgba(0, 0, 0, .3);--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease}html{font-size:16px;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-main);background:var(--starry-night);color:var(--cloud-white);min-height:100vh;overflow-x:hidden;line-height:1.5}body:before{content:"";position:fixed;inset:0;background:radial-gradient(ellipse at 20% 80%,rgba(108,99,255,.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(230,184,0,.1) 0%,transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(78,204,163,.05) 0%,transparent 60%);pointer-events:none;z-index:-1;animation:breathe 8s ease-in-out infinite}@keyframes breathe{0%,to{opacity:1}50%{opacity:.7}}.modal{position:fixed;inset:0;background:#000000d9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--space-md);opacity:1;transition:opacity var(--transition-normal)}.modal.hidden{opacity:0;pointer-events:none}.modal-content{background:linear-gradient(145deg,var(--night-sky),var(--cypress-dark));border:1px solid var(--whisper);border-radius:var(--radius-lg);padding:var(--space-xl);max-width:420px;text-align:center;box-shadow:var(--shadow-soft)}.modal-icon{font-size:3rem;margin-bottom:var(--space-md);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.modal-content h2{font-size:1.5rem;font-weight:500;color:var(--wheat-field);margin-bottom:var(--space-md)}.modal-warning{color:var(--mist);margin-bottom:var(--space-lg);font-size:.95rem}.safety-list{list-style:none;text-align:left;margin-bottom:var(--space-xl);padding:var(--space-md);background:var(--whisper);border-radius:var(--radius-md)}.safety-list li{padding:var(--space-sm) 0;padding-left:var(--space-lg);position:relative;color:var(--ghost);font-size:.9rem}.safety-list li:before{content:"•";position:absolute;left:0;color:var(--wheat-field)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);border:none;border-radius:var(--radius-md);font-family:inherit;font-size:1rem;font-weight:500;cursor:pointer;transition:all var(--transition-normal)}.btn-primary{background:linear-gradient(135deg,var(--wheat-field),var(--sunflower));color:var(--starry-night);box-shadow:var(--shadow-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px #e6b80080}.btn-primary:active{transform:translateY(0)}.light-overlay{position:fixed;inset:0;background:var(--cafe-amber);pointer-events:none;opacity:0;z-index:500;transition:opacity .05s ease}.focus-mode-container{position:fixed;inset:0;background:#000;z-index:900;display:flex;align-items:center;justify-content:center}.focus-mode-container.hidden{display:none}.focus-flash{position:absolute;inset:0;background:#fff;opacity:0;pointer-events:none}.focus-point{width:6px;height:6px;border-radius:50%;background:#ffffff14;box-shadow:0 0 20px #ffffff08;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:10}.quadrant-word{position:absolute;font-family:Outfit,sans-serif;font-size:clamp(1.5rem,5vw,2.5rem);font-weight:400;color:#fff;text-align:center;text-shadow:0 0 20px rgba(255,255,255,.6),0 0 40px rgba(255,255,255,.3);opacity:0;transition:opacity .05s ease;z-index:5;max-width:40%;padding:var(--space-md)}.quadrant-word.active{opacity:1}.quadrant-top-left{top:20%;left:15%}.quadrant-top-right{top:20%;right:15%}.quadrant-bottom-left{bottom:20%;left:15%}.quadrant-bottom-right{bottom:20%;right:15%}.reader-progress-container{position:absolute;bottom:40px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);z-index:10}.reader-progress-container.hidden{display:none}.reader-progress-container .reader-progress{width:150px;height:3px;background:#ffffff1a;border-radius:2px;overflow:hidden}.reader-progress-container .reader-stats{font-size:.75rem;color:#ffffff4d}.focus-point-settings{margin-top:var(--space-md);padding:var(--space-sm) 0}.focus-point-settings.hidden{display:none}.reader-focus-options{margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid var(--whisper)}.reader-focus-options.hidden{display:none}.focus-toggle-label.sub-toggle{padding-left:var(--space-md)}.focus-toggle-switch.small{width:40px;height:22px;border-radius:11px}.focus-toggle-switch.small:after{width:16px;height:16px;top:3px;left:3px}.focus-toggle-label input:checked+.focus-toggle-switch.small:after{left:21px}.reader-text-section{margin-top:var(--space-md);padding-left:var(--space-md)}.reader-text-section.hidden{display:none}.reader-text-section .reader-textarea{min-height:80px;font-size:.85rem}.reader-settings{margin-top:var(--space-md)}.control-row.compact{padding:var(--space-sm) var(--space-md);margin-bottom:var(--space-xs)}.control-row.compact .control-label{min-width:70px;font-size:.8rem}.control-row.compact .control-value{min-width:35px;font-size:.8rem}.exit-focus-btn{position:absolute;top:20px;right:20px;display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);color:#ffffff4d;font-family:inherit;font-size:1.2rem;cursor:pointer;transition:all var(--transition-normal);opacity:.5}.exit-focus-btn:hover{background:#ffffff1a;color:#fff9;opacity:1}.exit-hint{font-size:.65rem;text-transform:uppercase;letter-spacing:.1em}.focus-mode-toggle{margin-top:var(--space-md);padding:var(--space-md);background:var(--whisper);border-radius:var(--radius-md)}.focus-mode-toggle.hidden{display:none}.focus-toggle-label{display:flex;align-items:center;gap:var(--space-md);cursor:pointer}.focus-toggle-label input[type=checkbox]{display:none}.focus-toggle-switch{width:48px;height:26px;background:#ffffff1a;border-radius:13px;position:relative;transition:background var(--transition-normal)}.focus-toggle-switch:after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;background:var(--ghost);border-radius:50%;transition:all var(--transition-normal)}.focus-toggle-label input:checked+.focus-toggle-switch{background:var(--wheat-field)}.focus-toggle-label input:checked+.focus-toggle-switch:after{left:25px;background:var(--starry-night)}.focus-toggle-text{display:flex;align-items:center;gap:var(--space-sm);font-size:.9rem;color:var(--mist)}.focus-icon{font-size:1rem;color:var(--wheat-field)}.focus-hint{margin-top:var(--space-sm);margin-left:calc(48px + var(--space-md));font-size:.75rem;color:var(--ghost);opacity:.7}.reader-mode-container{position:fixed;inset:0;background:#000;z-index:900;display:flex;align-items:center;justify-content:center}.reader-mode-container.hidden{display:none}.reader-flash{position:absolute;inset:0;background:#fff;opacity:0;pointer-events:none}.reader-content{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:var(--space-xl);max-width:90vw}.reader-word{font-family:Outfit,sans-serif;font-size:clamp(2rem,8vw,4rem);font-weight:400;color:#fff;text-align:center;text-shadow:0 0 30px rgba(255,255,255,.5),0 0 60px rgba(255,255,255,.3);line-height:1.3;min-height:1.3em;display:flex;align-items:center;justify-content:center}.reader-progress{width:200px;height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden}.reader-progress-bar{height:100%;background:var(--wheat-field);width:0%;transition:width .1s linear}.reader-stats{position:absolute;bottom:30px;left:50%;transform:translate(-50%);display:flex;gap:var(--space-xl);font-size:.85rem;color:#ffffff4d;font-variant-numeric:tabular-nums}.reader-options{margin-bottom:var(--space-xl)}.reader-options.hidden{display:none}.reader-input-container{margin-bottom:var(--space-lg)}.reader-textarea{width:100%;min-height:120px;padding:var(--space-md);background:var(--whisper);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);color:var(--cloud-white);font-family:inherit;font-size:.9rem;line-height:1.5;resize:vertical;transition:border-color var(--transition-normal)}.reader-textarea::placeholder{color:var(--ghost)}.reader-textarea:focus{outline:none;border-color:var(--wheat-field)}.reader-file-upload{display:flex;align-items:center;gap:var(--space-md);margin-top:var(--space-md)}.reader-file-upload input[type=file]{display:none}.file-upload-label{display:inline-flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--whisper);border:1px dashed rgba(255,255,255,.2);border-radius:var(--radius-sm);color:var(--mist);font-size:.85rem;cursor:pointer;transition:all var(--transition-normal)}.file-upload-label:hover{background:#ffffff26;border-color:var(--wheat-field)}.file-icon{font-size:1rem}.file-name{font-size:.8rem;color:var(--olive-grove);max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-container{min-height:100vh;display:flex;flex-direction:column;padding:var(--space-lg);padding-bottom:calc(var(--space-lg) + env(safe-area-inset-bottom));max-width:480px;margin:0 auto}.app-header{text-align:center;padding:var(--space-xl) 0}.app-title{font-size:2rem;font-weight:300;letter-spacing:.05em;color:var(--cloud-white)}.title-accent{color:var(--wheat-field);margin-right:var(--space-xs)}.app-subtitle{font-size:.85rem;color:var(--ghost);text-transform:uppercase;letter-spacing:.2em;margin-top:var(--space-xs)}.section-label{font-size:.75rem;font-weight:500;color:var(--ghost);text-transform:uppercase;letter-spacing:.15em;margin-bottom:var(--space-md)}.mode-section{margin-bottom:var(--space-xl)}.mode-cards{display:flex;gap:var(--space-sm)}.mode-card{flex:1;display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);padding:var(--space-lg) var(--space-md);background:var(--whisper);border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);font-family:inherit;color:var(--mist)}.mode-card:hover{background:#ffffff26;border-color:var(--ghost)}.mode-card.active{background:linear-gradient(145deg,var(--cypress-dark),var(--violet-hour));border-color:var(--wheat-field);box-shadow:var(--shadow-glow)}.mode-card.active .mode-name{color:var(--wheat-field)}.mode-icon{font-size:1.5rem}.mode-name{font-size:.85rem;font-weight:500}.frequency-section{text-align:center;margin-bottom:var(--space-xl);padding:var(--space-xl);background:linear-gradient(145deg,var(--night-sky),var(--cypress-dark));border-radius:var(--radius-lg);border:1px solid var(--whisper)}.frequency-display{margin-bottom:var(--space-lg)}.frequency-value{font-size:4rem;font-weight:300;color:var(--wheat-field);line-height:1;text-shadow:0 0 30px rgba(230,184,0,.5)}.frequency-unit{font-size:1.5rem;color:var(--ghost);margin-left:var(--space-xs)}.frequency-slider,.control-slider{-webkit-appearance:none;appearance:none;width:100%;height:8px;background:var(--whisper);border-radius:var(--radius-full);outline:none;cursor:pointer}.frequency-slider::-webkit-slider-thumb,.control-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:28px;height:28px;background:linear-gradient(135deg,var(--wheat-field),var(--sunflower));border-radius:var(--radius-full);cursor:pointer;box-shadow:var(--shadow-glow);transition:transform var(--transition-fast)}.frequency-slider::-webkit-slider-thumb:hover,.control-slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.frequency-slider::-webkit-slider-thumb:active,.control-slider::-webkit-slider-thumb:active{transform:scale(.95)}.frequency-slider::-moz-range-thumb,.control-slider::-moz-range-thumb{width:28px;height:28px;background:linear-gradient(135deg,var(--wheat-field),var(--sunflower));border-radius:var(--radius-full);border:none;cursor:pointer;box-shadow:var(--shadow-glow)}.frequency-labels{display:flex;justify-content:space-between;margin-top:var(--space-md);font-size:.75rem;color:var(--ghost)}.preset-label{color:var(--wheat-field);cursor:pointer;transition:color var(--transition-fast)}.preset-label:hover{color:var(--sunflower)}.sound-options{margin-bottom:var(--space-xl);transition:opacity var(--transition-normal)}.sound-options.hidden{display:none}.toggle-container{display:flex;gap:var(--space-sm);background:var(--whisper);padding:var(--space-xs);border-radius:var(--radius-md)}.toggle-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md);background:transparent;border:none;border-radius:var(--radius-sm);font-family:inherit;font-size:.9rem;color:var(--mist);cursor:pointer;transition:all var(--transition-normal)}.toggle-btn:hover{background:#ffffff1a}.toggle-btn.active{background:var(--cypress-dark);color:var(--wheat-field);box-shadow:var(--shadow-soft)}.toggle-icon{font-size:1.1rem}.hint-text{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);margin-top:var(--space-md);font-size:.8rem;color:var(--irises);opacity:.8}.hint-text.hidden{display:none}.controls-section{margin-bottom:var(--space-xl)}.control-row{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:var(--whisper);border-radius:var(--radius-md);margin-bottom:var(--space-sm)}.control-row.hidden{display:none}.control-label{display:flex;align-items:center;gap:var(--space-sm);min-width:100px;font-size:.85rem;color:var(--mist)}.control-icon{font-size:1rem}.control-slider{flex:1;height:6px}.control-slider::-webkit-slider-thumb{width:20px;height:20px}.control-value{min-width:45px;text-align:right;font-size:.85rem;color:var(--ghost)}.action-section{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-xl) 0}.action-btn{width:140px;height:140px;border-radius:var(--radius-full);border:3px solid var(--wheat-field);background:linear-gradient(145deg,var(--cypress-dark),var(--night-sky));color:var(--wheat-field);font-family:inherit;font-size:1.1rem;font-weight:500;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-sm);transition:all var(--transition-normal);box-shadow:var(--shadow-glow),inset 0 0 30px #e6b8001a}.action-btn:hover{transform:scale(1.05);box-shadow:0 0 50px #e6b80066,inset 0 0 40px #e6b80026}.action-btn:active{transform:scale(.98)}.action-btn.playing{border-color:var(--cafe-terrace);color:var(--cafe-terrace);animation:playing-pulse 1.5s ease-in-out infinite;box-shadow:0 0 40px #ff6b6b4d,inset 0 0 30px #ff6b6b1a}@keyframes playing-pulse{0%,to{box-shadow:0 0 40px #ff6b6b4d,inset 0 0 30px #ff6b6b1a}50%{box-shadow:0 0 60px #ff6b6b80,inset 0 0 40px #ff6b6b33}}.action-icon{font-size:2rem}.action-text{font-size:.9rem;text-transform:uppercase;letter-spacing:.1em}.session-timer{margin-top:var(--space-lg);display:flex;align-items:center;gap:var(--space-sm);font-size:1.2rem;color:var(--mist);font-variant-numeric:tabular-nums}.session-timer.hidden{display:none}.timer-icon{font-size:1rem;color:var(--ghost)}.app-footer{text-align:center;padding:var(--space-lg) 0;margin-top:auto}.footer-quote{font-size:.8rem;font-style:italic;color:var(--ghost);opacity:.6}.hidden{display:none!important}@media(min-width:480px){.app-container{padding:var(--space-xl)}.frequency-value{font-size:5rem}.action-btn{width:160px;height:160px}}@media(min-width:768px){.app-container{padding:var(--space-2xl)}.mode-card{padding:var(--space-xl)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}:focus-visible{outline:2px solid var(--wheat-field);outline-offset:2px}button:focus:not(:focus-visible){outline:none}