:root{--sdb-navy: #0d2941;--sdb-navy-2: #112e48;--sdb-green: #2eb872;--sdb-green-dark: #1f8f56;--sdb-text: #e9eef3;--sdb-muted: #b6c2cd;--sdb-card: rgba(20, 32, 48, .7);--sdb-card-border: rgba(255, 255, 255, .08)}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden;background:#0a1a2a;font-family:Cairo,Tahoma,sans-serif;color:var(--sdb-text)}.app{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:row-reverse}.canvas-wrap{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0}.canvas-wrap--loading{visibility:hidden}.brand{position:absolute;top:18px;left:18px;z-index:10;display:flex;align-items:center;gap:12px;background:#fffffff5;padding:10px 14px;border-radius:10px;box-shadow:0 8px 24px #00000040;pointer-events:none}.brand-mark{width:32px;height:32px;display:grid;place-items:center;color:var(--sdb-navy);font-weight:700}.brand-mark 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640px){.nura-choice-cards{flex-direction:column}.nura-choice-card{min-width:0;width:82vw}}.chat-overlay{position:fixed;top:clamp(76px,10vh,104px);left:clamp(16px,3vw,32px);bottom:clamp(16px,3vh,28px);width:clamp(320px,50vw,800px);z-index:9;display:flex;opacity:1;transform:translate(0);transition:opacity .35s ease,transform .35s cubic-bezier(.22,1,.36,1)}.chat-overlay--hidden{opacity:0;transform:translate(-16px);pointer-events:none}.chat-overlay--hidden .chat-overlay-panel{pointer-events:none}.chat-overlay-panel{pointer-events:auto;display:flex;flex-direction:column;width:min(620px,46vw);max-height:calc(100vh - 140px);height:80vh;background:#0f1721bd;border:1px solid rgba(255,255,255,.1);border-radius:24px;box-shadow:0 24px 60px #00000073;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);overflow:hidden;animation:nuraChoiceIn .35s ease}.chat-bot-container,#bot-container{width:100%;height:100%}@media (max-width: 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rgba(255,255,255,.12);border-radius:50%;background:#00000047;color:#ffffffd9;font-size:22px;line-height:1;cursor:pointer;transition:background .2s ease,border-color .2s ease}.book-library-close-icon{padding-bottom:5px}.book-library-close:hover{background:#ffffff1f;border-color:#ffffff38}.book-library-body{display:grid;grid-template-columns:1fr 220px;direction:ltr;gap:0;min-height:min(82vh,780px);height:min(90vh,860px);overflow:hidden}.book-library-main{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:36px 24px 40px;min-width:0;min-height:0;overflow:hidden;outline:1px solid rgba(255,255,255,.12);box-shadow:inset 0 1px #ffffff0f,inset 0 -1px #ffffff0f}.book-shelf{display:flex;flex-direction:column;min-height:0;max-height:100%;padding:20px 0;border-radius:0 24px 24px 0;overflow:hidden;background:#0000002e}.book-shelf-scroll{display:flex;flex-direction:column;gap:14px;flex:1;min-height:0;padding:28px 8px 28px 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#ffffff14}.book-shelf-cover{aspect-ratio:5 / 7;border-radius:10px;overflow:hidden;box-shadow:0 8px 20px #0006}.book-shelf-cover img{width:100%;height:100%;object-fit:cover;display:block}.book-viewer{position:relative;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:480px;padding-bottom:36px}.book-viewer--loading,.book-viewer--error{flex-direction:column;color:var(--sdb-muted)}.book-viewer-spinner{width:36px;height:36px;border-radius:50%;border:3px solid rgba(255,255,255,.15);border-top-color:var(--sdb-green);animation:book-spin .8s linear infinite}@keyframes book-spin{to{transform:rotate(360deg)}}.book-viewer-error-detail{font-size:12px;opacity:.75}.book-viewer-external-link{display:inline-flex;flex-direction:column;align-items:center;gap:2px;margin-top:12px;padding:10px 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(max-width: 860px){.book-library-overlay{padding:16px}.book-library-dialog{border-radius:28px}.book-library-body{grid-template-columns:1fr;grid-template-rows:1fr auto;min-height:min(88vh,860px)}.book-shelf{border-left:none;border-top:1px solid rgba(255,255,255,.06);border-radius:0 0 28px 28px;max-height:none}.book-shelf-scroll{flex-direction:row;padding:16px 14px;overflow-x:auto;overflow-y:hidden;scrollbar-color:rgba(255,255,255,.45) transparent}.book-shelf-scroll::-webkit-scrollbar{width:auto;height:6px}.book-shelf-scroll::-webkit-scrollbar-track{margin:0 6px}.book-shelf-item{min-width:100px;flex-shrink:0}.book-viewer{min-height:340px;padding-bottom:32px}.book-nav-btn{width:36px;font-size:40px}}.gallery-hover-card{position:fixed;left:50%;top:calc(50% + 34px);transform:translate(-50%);z-index:10040;max-width:min(90vw,460px);padding:10px 22px;border-radius:14px;border:1px solid rgba(255,255,255,.16);background:#080a0e9e;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 10px 30px #0006;color:var(--sdb-text);text-align:center;pointer-events:none;direction:rtl}.gallery-hover-card-title{display:block;font-size:17px;font-weight:700;line-height:1.4}.gallery-hover-card-hint{display:block;margin-top:4px;font-size:11px;font-weight:500;color:var(--sdb-muted)}.gallery-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10050;display:flex;align-items:center;justify-content:center;padding:28px 36px;background:#080a0e6b;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.gallery-modal-dialog{position:relative;width:min(1180px,100%);border:1px solid rgba(255,255,255,.12);border-radius:24px;background:#10141ab8;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);box-shadow:0 32px 80px #00000073,inset 0 1px #ffffff0f;outline:none;overflow:hidden}.gallery-modal-close{position:absolute;top:14px;right:14px;z-index:3;width:36px;height:36px;border:1px solid rgba(255,255,255,.14);border-radius:50%;background:#0006;color:#ffffffe6;font-size:22px;line-height:1;cursor:pointer;transition:background .2s ease,border-color .2s ease}.gallery-modal-close:hover{background:#ffffff24;border-color:#ffffff3d}.gallery-modal-body{display:grid;grid-template-columns:1.15fr 1fr;gap:0;height:min(82vh,720px);overflow:hidden}.gallery-modal-media{display:flex;align-items:center;justify-content:center;min-width:0;min-height:0;padding:28px;background:#00000047}.gallery-modal-media img{max-width:100%;max-height:100%;object-fit:contain;border-radius:12px;box-shadow:0 18px 44px #00000080;-webkit-user-select:none;user-select:none}.gallery-modal-media-fallback{display:grid;place-items:center;width:100%;height:100%;border-radius:12px;background:#2eb8721f;color:var(--sdb-green);font-size:18px;font-weight:700;text-align:center;padding:24px}.gallery-modal-info{display:flex;flex-direction:column;min-width:0;min-height:0;padding:40px 40px 32px;border-left:1px solid rgba(255,255,255,.08)}.gallery-modal-header{margin-bottom:18px}.gallery-modal-title{margin:0;font-size:26px;font-weight:800;line-height:1.35;color:var(--sdb-text)}.gallery-modal-title-en{margin:6px 0 0;font-size:15px;font-weight:500;color:var(--sdb-green)}.gallery-modal-desc-scroll{flex:1;min-height:0;overflow-y:auto;padding-left:6px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.45) transparent}.gallery-modal-desc-scroll::-webkit-scrollbar{width:6px}.gallery-modal-desc-scroll::-webkit-scrollbar-thumb{border-radius:999px;background:#ffffff61}.gallery-modal-desc{margin:0 0 16px;font-size:17px;line-height:1.9;color:var(--sdb-text);white-space:pre-line}.gallery-modal-desc--en{font-size:15px;line-height:1.7;color:var(--sdb-muted)}@media (max-width: 860px){.gallery-modal-overlay{padding:16px}.gallery-modal-body{grid-template-columns:1fr;grid-template-rows:minmax(0,46%) 1fr;height:min(90vh,860px)}.gallery-modal-media{padding:18px}.gallery-modal-info{border-left:none;border-top:1px solid rgba(255,255,255,.08);padding:24px 24px 20px}.gallery-modal-title{font-size:22px}.gallery-modal-desc{font-size:16px;line-height:1.8}}body.cursor-dot-active,body.cursor-dot-active *{cursor:none!important}.cursor-dot{position:fixed;top:0;left:0;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:#ffffffe6;box-shadow:0 0 0 2px #00000073;pointer-events:none;z-index:100000;opacity:0;will-change:transform;transition:width .16s ease,height .16s ease,margin .16s ease,background .16s ease,box-shadow .16s ease,opacity .2s ease}.cursor-dot:after{content:"";position:absolute;top:50%;left:50%;width:30px;height:30px;transform:translate(-50%,-50%);border-radius:50%;border:1.5px solid rgba(255,255,255,.25);transition:width .18s ease,height .18s ease,border-color .18s ease,opacity .18s ease;opacity:0}.cursor-dot--visible{opacity:1}.cursor-dot--active{width:14px;height:14px;margin:-7px 0 0 -7px;background:var(--sdb-green);box-shadow:0 0 0 2px #00000080,0 0 12px 4px #2eb872bf,0 0 28px 8px #2eb87259}.cursor-dot--active:after{width:40px;height:40px;border-color:#2eb8728c;opacity:1}.cursor-dot--down{width:6px;height:6px;margin:-3px 0 0 -3px}.cursor-dot-hint{position:absolute;top:22px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px 13px;border-radius:999px;white-space:nowrap;background:#0d1824e6;border:1px solid rgba(46,184,114,.5);color:var(--sdb-text);font-family:Cairo,Tahoma,sans-serif;font-size:13px;font-weight:600;box-shadow:0 0 20px #2eb87247;animation:cursor-dot-hint-in .16s ease both}.cursor-dot-hint-ar{font-size:13px}.cursor-dot-hint-en{font-size:11px;font-weight:400;color:var(--sdb-muted)}@keyframes cursor-dot-hint-in{0%{opacity:0;transform:translate(-50%,4px)}to{opacity:1;transform:translate(-50%)}}