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0}}.hero-tagline{margin-bottom:1.5rem;font-size:3.5rem;font-weight:800;line-height:1.15}.hero-description{color:var(--text-muted);margin-bottom:2.5rem;font-size:1.15rem;line-height:1.6}.hero-buttons{flex-wrap:wrap;gap:1rem;display:flex}@media (width<=968px){.hero-buttons{justify-content:center}}.app-mockup{justify-content:center;align-items:center;display:flex;position:relative}.mockup-inner{background:#0b0f19;border:12px solid #1e293b;border-radius:36px;width:280px;height:570px;position:relative;overflow:hidden;box-shadow:0 25px 50px -12px #000000b3,0 0 40px #3b82f633}.mockup-screen{flex-direction:column;justify-content:space-between;width:100%;height:100%;padding:1.5rem;display:flex}.features-section{padding:5rem 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(width<=1024px){.viewer-layout{grid-template-columns:1fr;height:auto}}.pdf-container-panel{flex-direction:column;height:100%;display:flex}.pdf-header-bar{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:.75rem;padding-bottom:.75rem;display:flex}.pdf-iframe-box{border-radius:var(--radius-md);border:1px solid var(--border-color);background:#1e293b;flex:1;width:100%;min-height:480px;position:relative;overflow:hidden}.pdf-iframe-box iframe{border:none;width:100%;height:100%}.viewer-sidebar{flex-direction:column;gap:1.5rem;height:100%;display:flex;overflow-y:auto}.ambient-audio-panel{flex-direction:column;gap:1rem;display:flex}.sound-grid{grid-template-columns:1fr 1fr;gap:.75rem;display:grid}.sound-card{border:1px solid var(--border-color);border-radius:var(--radius-sm);text-align:center;cursor:pointer;background:#ffffff08;flex-direction:column;align-items:center;gap:.35rem;padding:.75rem;font-size:.85rem;transition:all .2s;display:flex}.sound-card-active{border-color:var(--secondary);background:var(--secondary-glow);box-shadow:0 0 10px #8b5cf633}.sleep-timer-box{border:1px solid var(--border-color);border-radius:var(--radius-md);background:#ffffff05;padding:1rem}.velocity-slider-group{flex-direction:column;gap:.5rem;margin-top:1rem;display:flex}.velocity-slider{-webkit-appearance:none;background:#ffffff1a;border-radius:3px;outline:none;width:100%;height:6px;transition:background .3s}.velocity-slider::-webkit-slider-thumb{appearance:none;background:var(--primary);cursor:pointer;width:16px;height:16px;box-shadow:0 0 10px var(--primary-glow);border-radius:50%;transition:transform .1s}.velocity-slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#090d16d9;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal-content{width:100%;max-width:520px;max-height:90vh;animation:.3s cubic-bezier(.16,1,.3,1) fadeIn;position:relative;overflow-y:auto}.modal-close-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:1.5rem;position:absolute;top:1.25rem;right:1.25rem}.modal-close-btn:hover{color:#fff}.checkout-qr-wrapper{border-radius:var(--radius-md);background:#ffffff05;flex-direction:column;align-items:center;gap:1rem;margin:1.5rem 0;padding:1rem;display:flex}.checkout-qr-img{border:4px solid #fff;border-radius:8px;width:200px;height:200px}.toast-msg{background:var(--success);color:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow);z-index:2000;align-items:center;gap:.75rem;padding:1rem 1.5rem;font-weight:600;animation:.3s cubic-bezier(.16,1,.3,1) forwards slideIn;display:flex;position:fixed;bottom:2rem;right:2rem}.toast-danger{background:var(--danger)}.doc-viewer{max-width:800px;margin:2rem auto;padding:2.5rem;line-height:1.6}.doc-viewer p{color:var(--text-muted);margin-bottom:1.25rem}.doc-viewer h2{border-bottom:1px solid var(--border-color);margin:2rem 0 1rem;padding-bottom:.5rem}.doc-viewer ul{color:var(--text-muted);margin-bottom:1.5rem;margin-left:1.5rem}.doc-viewer li{margin-bottom:.5rem}@media print{body{display:none!important}}