:root{--bg:#fdfaf5;--bg-sidebar:hsla(0,0%,100%,.4);--bg-canvas:#f5f1e9;--text:#3d3b38;--text-dim:#7d7974;--gold:#c8a278;--gold-light:#e8c88a;--border:hsla(32,42%,63%,.25);--shadow-premium:0 15px 45px hsla(32,42%,63%,.12);--accent-glow:radial-gradient(circle at center,hsla(32,42%,63%,.12) 0%,transparent 75%)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes floatHero{0%{transform:translateY(0) scale(1);opacity:.15}50%{transform:translateY(-15px) scale(1.05);opacity:.3}to{transform:translateY(0) scale(1);opacity:.15}}.editor-wrapper{display:flex;flex-direction:column;height:100vh;background:radial-gradient(circle at 50% -20%,#fff 0,#fdfaf5 100%);color:var(--text);overflow:hidden;position:relative}.flare{position:absolute;border-radius:50%;filter:blur(100px);pointer-events:none;z-index:1;mix-blend-mode:soft-light}.flare-1{top:-15%;right:10%;width:50vw;height:50vw;background:radial-gradient(circle,hsla(32,42%,63%,.2),transparent 75%);animation:floatHero 18s ease-in-out infinite}.flare-2{bottom:-5%;left:-5%;width:40vw;height:40vw;background:radial-gradient(circle,hsla(32,42%,63%,.15),transparent 75%);animation:floatHero 25s ease-in-out infinite reverse}.editor-header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:hsla(38,67%,98%,.65);backdrop-filter:blur(40px) saturate(200%);border-bottom:1px solid var(--border);z-index:100;box-shadow:0 4px 30px hsla(32,42%,63%,.08)}.editor-main{display:flex;flex:1;overflow:hidden;position:relative;z-index:10}.editor-sidebar{width:340px;background:var(--bg-sidebar);backdrop-filter:blur(35px) saturate(180%);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow-y:auto;z-index:50;box-shadow:10px 0 40px hsla(32,42%,63%,.05)}.editor-canvas-area{flex:1;background:#fdfaf5;background:radial-gradient(circle at center,#fff 0,#fdfaf5 100%);position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;padding:40px}.canvas-dots{position:absolute;inset:0;background-image:radial-gradient(circle,hsla(32,42%,63%,.15) 1px,transparent 0);background-size:40px 40px;pointer-events:none}.spread-container{position:relative;z-index:10;display:flex;gap:4px;perspective:2500px;filter:drop-shadow(0 25px 55px rgba(0,0,0,.12))}.spread-shadow{position:absolute;inset:15px;background:rgba(80,60,40,.2);filter:blur(60px);z-index:-1;border-radius:4px;opacity:.5}.btn-gold{background:linear-gradient(135deg,#b8864e,#d4af37 50%,#b8864e);background-size:200% auto;color:#fff;border:none;border-radius:12px;padding:14px 28px;font-size:12px;font-weight:300;letter-spacing:.15em;text-transform:uppercase;cursor:pointer;transition:all .6s cubic-bezier(.16,1,.3,1);box-shadow:0 10px 25px rgba(184,134,78,.3);display:flex;align-items:center;justify-content:center}.btn-gold:hover{background-position:100%;transform:translateY(-4px) scale(1.02);box-shadow:0 20px 40px rgba(184,134,78,.4)}.btn-glass{background:hsla(0,0%,100%,.4);backdrop-filter:blur(10px);border:1px solid rgba(184,134,78,.2);color:var(--text);border-radius:12px;padding:14px 28px;font-size:11px;font-weight:300;text-transform:uppercase;letter-spacing:.1em;cursor:pointer;transition:all .5s cubic-bezier(.16,1,.3,1);display:flex;align-items:center;justify-content:center}.btn-glass:hover{background:hsla(0,0%,100%,.8);border-color:var(--gold);transform:translateY(-2px);box-shadow:0 10px 20px rgba(184,134,78,.1)}.btn-icon{background:hsla(0,0%,100%,.6);border:1px solid var(--border);color:var(--text-dim);border-radius:14px;padding:12px 18px;font-size:13px;font-weight:600;cursor:pointer;transition:all .5s cubic-bezier(.16,1,.3,1);display:flex;align-items:center;justify-content:center;gap:12px;box-shadow:0 4px 12px hsla(32,42%,63%,.06)}.tab-btn{flex:1;padding:24px 0;font-size:11px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;background:transparent;color:var(--text);cursor:pointer;border:none;border-bottom:3px solid transparent;transition:all .4s ease;opacity:.5}.tab-btn.active{color:var(--gold);border-bottom:3px solid var(--gold);background:hsla(32,42%,63%,.05);opacity:1}.editor-sidebar::-webkit-scrollbar{width:4px}.editor-sidebar::-webkit-scrollbar-track{background:transparent}.editor-sidebar::-webkit-scrollbar-thumb{background:hsla(32,42%,63%,.2);border-radius:10px}.premium-header{font-family:var(--font-serif);font-size:14px;font-weight:500;color:var(--gold);margin:40px 0 24px;padding:0 32px;letter-spacing:.05em;text-transform:none;display:flex;align-items:center;gap:16px}.premium-header:after{content:"";flex:1;height:1px;background:linear-gradient(to right,var(--border),transparent)}.spinner{width:56px;height:56px;border:4px solid hsla(32,42%,63%,.1);border-left:4px solid var(--gold);border-radius:50%;animation:spin .8s cubic-bezier(.4,0,.2,1) infinite}.book-anim{width:140px;height:90px;position:relative;perspective:1200px;transform-style:preserve-3d}.book-anim .page{width:70px;height:90px;background:#fff;position:absolute;top:0;border:1px solid rgba(184,134,78,.2);box-shadow:inset 0 0 10px rgba(0,0,0,.02)}.book-anim .page.left{left:0;border-radius:4px 0 0 4px;border-right:none;transform-origin:right center;z-index:1}.book-anim .page.right{border-left:none;z-index:1}.book-anim .page.flipping,.book-anim .page.right{left:70px;border-radius:0 4px 4px 0;transform-origin:left center}.book-anim .page.flipping{animation:flipBook 1.4s cubic-bezier(.445,.05,.55,.95) infinite;z-index:2;box-shadow:-5px 0 15px rgba(0,0,0,.05)}@keyframes flipBook{0%{transform:rotateY(0deg);background:#fff}50%{background:#fdfaf5}to{transform:rotateY(-180deg);background:#fff}}.progress-container{width:280px;height:2px;background:rgba(184,134,78,.1);border-radius:4px;overflow:hidden;position:relative;margin-top:10px}.progress-fill{height:100%;background:var(--gold);transition:width .4s ease-out}.editor-footer-mobile,.mobile-drawer-header,.mobile-drawer-overlay{display:none}@media (max-width:768px){.editor-sidebar{position:fixed;bottom:0;left:0;right:0;width:100%;height:60vh;background:#fff;border-radius:24px 24px 0 0;box-shadow:0 -10px 40px rgba(0,0,0,.1);transform:translateY(100%);transition:transform .3s cubic-bezier(.16,1,.3,1);z-index:300}.editor-sidebar.mobile-open{transform:translateY(0)}.mobile-drawer-overlay{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);backdrop-filter:blur(2px);z-index:250;animation:fadeIn .3s}.mobile-drawer-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid var(--border);font-family:var(--font-serif);font-size:18px;color:var(--text-heading)}.editor-sidebar>div:first-child{display:none!important}.editor-footer-mobile{display:flex;position:fixed;bottom:0;left:0;right:0;height:72px;background:hsla(38,67%,98%,.95);backdrop-filter:blur(20px);border-top:1px solid var(--border);padding:0 16px;z-index:200;align-items:center;justify-content:space-between}.editor-header{padding:0 16px;height:60px}.editor-header-title{display:none}.header-actions{gap:4px!important}.btn-gold{padding:10px 16px;font-size:10px}.price-display{display:none!important}.editor-canvas-area{padding:10px}.floating-actions .btn-gold{display:none!important}.floating-actions{bottom:80px!important;right:16px!important}.mobile-add-btn{background:linear-gradient(135deg,#b8864e,#d4af37 50%,#b8864e);color:#fff;border-radius:50%;width:54px;height:54px;display:flex;align-items:center;justify-content:center;border:none;box-shadow:0 10px 20px rgba(184,134,78,.4);transform:translateY(-20px);cursor:pointer}}@keyframes spin{to{transform:rotate(1turn)}}.editor-pages-sidebar{width:180px;background:hsla(38,67%,98%,.45);backdrop-filter:blur(40px) saturate(180%);border-left:1px solid var(--border);display:flex;flex-direction:column;z-index:50;box-shadow:-10px 0 40px hsla(32,42%,63%,.05)}.pages-scroll-container{flex:1;overflow-y:auto;padding:0 16px 40px;display:flex;flex-direction:column;gap:20px}.spread-thumb-item{cursor:pointer;display:flex;flex-direction:column;gap:8px;padding:8px;border-radius:12px;transition:all .4s cubic-bezier(.16,1,.3,1);border:1px solid transparent}.spread-thumb-item:hover{background:hsla(0,0%,100%,.4);transform:translateX(-4px)}.spread-thumb-item.active{background:#fff;border-color:var(--gold);box-shadow:0 10px 30px hsla(32,42%,63%,.1)}.spread-thumb-preview{width:100%;border-radius:4px;overflow:visible;box-shadow:0 4px 15px rgba(0,0,0,.06);display:flex;background:#fff;border:1px solid rgba(0,0,0,.04);position:relative}.thumb-caption{font-family:var(--font-sans);font-size:8px;font-weight:500;color:var(--text-dim);text-align:center;text-transform:uppercase;letter-spacing:.1em;opacity:.8}.spread-thumb-item.active .thumb-caption{color:var(--gold);font-weight:700;opacity:1}.thumb-delete-btn{position:absolute;top:-8px;right:-8px;width:22px;height:22px;background:#ff4757;color:#fff;border:2px solid #fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 10px rgba(255,71,87,.4);z-index:100;transition:all .2s}.thumb-delete-btn:hover{transform:scale(1.15) rotate(90deg);background:#ff6b81}.preview-insert-btn{width:24px;height:24px;border-radius:50%;background:var(--gold-light);color:#fff;border:4px solid #fff;display:flex;align-items:center;justify-content:center;margin:-10px auto;cursor:pointer;z-index:60;opacity:0;transform:scale(.8);transition:all .3s cubic-bezier(.16,1,.3,1);box-shadow:0 4px 12px rgba(184,134,78,.15)}.pages-scroll-container:hover .preview-insert-btn{opacity:1;transform:scale(1)}.preview-insert-btn:hover{background:var(--gold);transform:scale(1.2)!important}.preview-add-last-btn{width:100%;padding:14px;background:hsla(0,0%,100%,.6);border:1px dashed var(--gold-light);border-radius:12px;color:var(--gold-dark);font-family:var(--font-sans);font-size:10px;font-weight:500;text-transform:uppercase;letter-spacing:.1em;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:10px}.preview-add-last-btn:hover{background:#fff;border-style:solid;transform:translateY(-2px);box-shadow:0 10px 30px rgba(184,134,78,.1)}