*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--color-bg);color:var(--color-text-main);min-height:100vh;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700}button{font-family:inherit;cursor:pointer;border:none;background:none}a{text-decoration:none;color:inherit}#app{max-width:1200px;margin:0 auto;background:var(--color-bg);min-height:100vh;position:relative;overflow-x:hidden}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.flex-col{flex-direction:column}.grid{display:grid}.gap-md{gap:var(--spacing-md)}:root{--color-primary: #9B5DE5;--color-primary-light: #D6BCFA;--color-bg: #F3F3F5;--color-surface: #FFFFFF;--color-text-main: #1A1A1A;--color-text-secondary: #666666;--color-accent: #F472B6;--font-main: "Nunito", sans-serif;--font-heading: "Nunito", sans-serif;--font-body: "Nunito", sans-serif;--color-background: #F2F1F6;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--radius-sm: 8px;--radius-md: 16px;--radius-lg: 24px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1)}.bottom-nav{position:fixed;bottom:0;width:100%;max-width:600px;background:var(--color-surface);display:flex;justify-content:space-between;padding:12px 32px 24px;box-shadow:0 -2px 10px #0000000d;z-index:100;left:50%;transform:translate(-50%);border-top-left-radius:20px;border-top-right-radius:20px}.nav-item{display:flex;flex-direction:column;align-items:center;color:#999;gap:4px;position:relative}.nav-item.active{color:var(--color-text-main)}.nav-label{font-size:10px;font-weight:500}.profile-icon img{width:28px;height:28px;border-radius:50%;border:2px solid transparent}.nav-item.active .profile-icon img{border-color:var(--color-primary)}.app-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:transparent;position:sticky;top:0;z-index:50}.header-content{text-align:center;display:flex;flex-direction:column;align-items:center}.header-subtitle{font-size:14px;color:var(--color-text-secondary);font-weight:500;letter-spacing:.5px}.header-title{font-size:16px;margin-top:4px;white-space:nowrap}.icon-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--color-text-main);border:1px solid transparent;transition:all .2s}.icon-btn:hover{background:#0000000d}.reader-page.reading-active .reader-content{justify-content:flex-start}.reader-page.reading-active .book-title-header{transform:translateY(-80px) scale(.9);opacity:.8;margin-bottom:0!important}.reader-page.reading-active #rsvp-display{transition:all .5s ease}.book-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:0 4px}.book-card{border-radius:8px;overflow:hidden;transition:transform .2s}.book-card:hover{transform:translateY(-2px)}.book-cover{width:100%;aspect-ratio:2/3;object-fit:cover;border-radius:8px;box-shadow:0 4px 8px #0000001a}.book-tracker-card{background:#b686ef;background:linear-gradient(135deg,#b686ef,#9b5de5);border-radius:32px;padding:32px 24px;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:space-between;width:100%;max-width:400px;margin:auto auto 0;position:relative;box-shadow:0 -10px 40px #9b5de54d;min-height:400px}.tracker-header{text-align:center;margin-top:20px}.tracker-title{font-size:14px;opacity:.8;text-transform:uppercase;letter-spacing:1px}.tracker-subtitle{font-family:var(--font-heading);font-size:24px;margin-top:8px}.tracker-content{margin-bottom:40px}.circular-progress{position:relative;display:flex;justify-content:center;align-items:center;width:240px;height:240px;margin:0 auto}.center-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;text-align:center}.time-left{font-size:24px;font-weight:700;line-height:1.2;max-width:200px}.center-text .label{font-size:14px;opacity:.8;text-transform:uppercase;margin-top:4px}.tracker-footer{width:100%;display:flex;justify-content:space-between;align-items:flex-end;padding:0 16px;position:absolute;bottom:32px;left:0;box-sizing:border-box}.footer-control{display:flex;flex-direction:column;align-items:center;color:#fff;gap:4px;font-size:12px;font-weight:500;opacity:.9;transition:opacity .2s}.footer-control:hover{opacity:1}.speed-btn span:first-child{background:#fff3;padding:6px 10px;border-radius:8px;font-size:14px;font-weight:600}.auto-btn svg{background:#fff3;padding:6px;width:32px;height:32px;border-radius:50%;box-sizing:content-box}.footer-controls-wrapper{display:flex;width:100%;justify-content:space-between}.prev-btn span:first-child,.next-btn span:first-child{background:#fff3;padding:6px 12px;border-radius:8px;font-size:16px;font-weight:600;min-width:24px;text-align:center;display:flex;align-items:center;justify-content:center;height:24px}.success-circle{width:180px;height:180px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0000001a;animation:popIn .4s cubic-bezier(.175,.885,.32,1.275) forwards}@keyframes popIn{0%{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}