@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes breathePulse{0%,to{transform:scale(1);opacity:.6}50%{transform:scale(1.08);opacity:1}}@keyframes ringPulse{0%,to{filter:drop-shadow(0 0 0px rgba(160,82,45,0))}50%{filter:drop-shadow(0 0 12px rgba(160,82,45,.25))}}@keyframes subtleFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}@keyframes slideDown{0%{opacity:0;max-height:0}to{opacity:1;max-height:2000px}}@keyframes shimmer{0%{background-position:-200% center}to{background-position:200% center}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background:#f5f0eb;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-shell{min-height:100vh;min-height:100dvh;background:#f5f0eb;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;animation:fadeIn .6s 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cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.start-practice-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0003}.start-practice-btn:active{transform:translateY(0) scale(.98)}.section-wrapper{margin-bottom:8px;animation:fadeInUp .3s ease-out;animation-fill-mode:both}.section-header{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);border:none;width:100%;text-align:left;font-family:inherit}.section-header:active{transform:scale(.99)}.section-header .section-title{font-family:Newsreader,Georgia,serif;font-size:17px;font-weight:600;letter-spacing:-.2px}.section-header .section-time{font-size:12px;padding:3px 10px;border-radius:6px;font-family:SF Mono,Fira Code,monospace;font-variant-numeric:tabular-nums}.section-chevron{font-size:18px;transition:transform .3s 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