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31px}.story-card-thumb{height:98px}.story-card-title{font-size:15px}.story-card-desc{font-size:11px}.story-card-btn,.story-card-locked-label{min-height:34px;font-size:13px}}.book-opening-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;overflow:hidden;pointer-events:all;cursor:wait;background:transparent}.book-page-left{position:absolute;left:0;top:0;width:50%;height:100%;background:linear-gradient(to right,#ddd0c0,#ede2d4 60%,#f7f0e8);box-shadow:inset -12px 0 32px #0000001f;will-change:transform}.book-page-right{position:absolute;right:0;top:0;width:50%;height:100%;background:linear-gradient(to left,#ddd0c0,#ede2d4 60%,#f7f0e8);box-shadow:inset 12px 0 32px #0000001f;will-change:transform}.book-center-spine{position:absolute;left:50%;top:8%;bottom:8%;width:6px;transform:translate(-50%);background:linear-gradient(to right,#8b6040,#c49060 45%,#8b6040);border-radius:3px;z-index:5;box-shadow:0 0 16px #00000059}.book-opening-book{position:relative;z-index:8;width:clamp(230px,28vw,390px);aspect-ratio:3 / 4;perspective:1200px;filter:drop-shadow(0 28px 36px rgba(46,20,5,.36))}.book-opening-pages,.book-opening-cover{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:8px 18px 18px 8px}.book-opening-pages{display:none}.book-opening-cover{display:grid;place-items:end center;padding:26px;overflow:hidden;transform-origin:left center;background:linear-gradient(180deg,rgba(255,255,255,.28),transparent 44%),linear-gradient(145deg,#ffcf7c,#f17678 52%,#7439a8);background-size:cover;background-position:center;color:#fffdf5;backface-visibility:hidden;box-shadow:inset 16px 0 20px #5422093d,0 0 0 4px #fff6d5b8}.book-opening-cover:after{content:"";position:absolute;top:12px;right:12px;bottom:12px;left:12px;border:2px dashed rgba(255,250,223,.54);border-radius:8px 14px 14px 8px;pointer-events:none}.book-opening-cover span{position:relative;z-index:1;max-width:100%;padding:9px 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rgba(255,255,255,.82);border-radius:999px;background:#18212fe0;color:#fff;box-shadow:0 10px 26px #0a121e4d}.scene-component-nav-next{background:linear-gradient(135deg,#158f63,#20b879)}.scene-component-nav-next.scene-component-disabled{cursor:not-allowed;filter:grayscale(.55);opacity:.72}.scene-component-nav-prev{background:linear-gradient(135deg,#31526f,#426f98)}.scene-component-nav-next .scene-component-content,.scene-component-nav-prev .scene-component-content,.scene-component-nav-restart .scene-component-content,.scene-component-nav-shelf .scene-component-content,.scene-component-nav-save .scene-component-content{grid-template-columns:auto minmax(0,1fr);gap:clamp(5px,.8vw,12px)}.scene-component-nav-next strong,.scene-component-nav-prev strong,.scene-component-nav-restart strong,.scene-component-nav-shelf strong,.scene-component-nav-save strong{color:inherit;font-size:clamp(12px,1.5vw,19px);white-space:nowrap}.scene-component-wrong{filter:drop-shadow(0 0 12px rgba(239,68,68,.52)) brightness(1.05)}.scene-bubble{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translate(-50%);z-index:100;min-width:max-content;max-width:260px;padding:clamp(6px,1vw,10px) clamp(10px,1.6vw,18px);border-radius:16px;background:#fff;color:#18212f;font-size:clamp(12px,1.6vw,17px);font-weight:700;line-height:1.4;white-space:pre-line;text-align:center;box-shadow:0 6px 24px #1e2d4138;pointer-events:none}.scene-bubble:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border:8px solid transparent;border-top-color:#fff}.completion-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#0a121e8c;border-radius:8px;z-index:50}.completion-card{max-width:72%;padding:clamp(20px,3vw,36px) clamp(24px,4vw,48px);border-radius:24px;background:linear-gradient(160deg,#fffaf0,#fff4e2);text-align:center;box-shadow:0 0 0 4px #ffc85066,0 28px 72px #1e2d415c}.completion-icon{color:#ffb339;margin-bottom:clamp(8px,1.2vw,14px)}.completion-text{margin:0 0 clamp(14px,2vw,24px);font-size:clamp(15px,2.2vw,26px);font-weight:800;line-height:1.5;color:#18212f;white-space:pre-line}.completion-next-button{display:inline-flex;align-items:center;gap:6px;padding:clamp(8px,1.2vw,12px) clamp(16px,2.4vw,28px);border-radius:999px;border:0;background:#18212f;color:#fff;font-weight:800;font-size:clamp(13px,1.7vw,18px);cursor:pointer;transition:background .15s,transform .1s}.completion-next-button:hover{background:#2f4059;transform:scale(1.03)}.question-task-done .question-task-number{background:#1fbf75;display:grid;place-items:center}.question-task-done h2{text-decoration:line-through;opacity:.55}@media (max-width: 760px){.story-shell:not(.story-shell--shelf){padding:8px}.story-reader{gap:10px}.story-header{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;padding:10px 12px}.story-header 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