:root{--bg:#f7f8fb;--surface:#fffefa;--ink:#162a46;--muted:#778295;--line:#e0e6ee;--purple:#194d85;--soft:#eaf0f7}
body{background:var(--bg);color:var(--ink)}button,input,textarea,select{font:inherit}button{border-radius:11px;min-height:42px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #c5a34f;outline-offset:3px}button:disabled{cursor:default}button.primary,.primary{background:#194d85;color:#fff;box-shadow:0 7px 18px #194d8524}.logo{color:#174c85}aside{background:var(--surface)}.nav.active,.folder-chips .active{background:#e8eff8;color:#194d85}.deck,.folder-tile,.arena-panel,.question,.study-card,.stats>div,dialog,.import-sheet{background:var(--surface);border:1px solid var(--line);border-radius:17px;box-shadow:0 5px 16px #16365a05}.deck{padding:24px}.deck:hover,.folder-tile:hover{border-color:#9bb4cf;box-shadow:0 12px 25px #194d8510}.deck-icon{background:var(--soft);color:var(--purple)}.field,.card-row textarea,.card-row input,.card-row select{background:var(--surface);border-color:var(--line);border-radius:11px;color:var(--ink);min-height:44px}.card-row{background:var(--soft);border-radius:14px}.folder-panel{border-color:var(--line)}.folder-open>span{color:var(--purple)}.folder-heading button,.toolbar button,.modes button,.dialog-actions button,.deck-actions button,.folder-tile>div button{border:1px solid var(--line);background:var(--surface)}.toolbar .primary,.dialog-actions .primary{background:#194d85;color:#fff}.modes .active{background:var(--soft);border-color:#9ab4d2;color:var(--purple)}progress{accent-color:#bc9a49}progress::-webkit-progress-value{background:#bc9a49}.mobile-nav{background:var(--surface);border-top-color:var(--line)}.mobile-nav button.selected{color:#194d85;background:#e8eff8}.ratings button{border-radius:12px}.answer{border-radius:13px;background:var(--surface);border-color:var(--line)}.arena-selected{border-color:#194d85!important;background:var(--soft)!important}.arena-pause-notice{background:var(--soft);border-color:#b49a57}.arena-code{color:var(--purple)}.arena-player{gap:12px;background:var(--surface);border-radius:14px;border-color:var(--line)}.arena-player>div{flex:1;min-width:0}.arena-player strong{overflow-wrap:anywhere}.arena-team-score>strong:first-child{background:#e7eff9;color:#244b76}.arena-team-score>strong:last-child{background:#f5edd7;color:#7b6329}.arena-share input{min-width:0}.local-note{line-height:1.7}.search{border-color:var(--line)}.danger-text{color:#aa4141!important}.danger{background:#f5e5e5!important;color:#9b3030!important}#toast{background:#173859}.identity-study-list{display:grid;gap:10px;margin:20px 0;max-height:55vh;overflow:auto}.identity-study-list button{display:flex;flex-direction:column;text-align:left;gap:6px;padding:17px;border:1px solid var(--line);background:var(--bg)}.identity-study-list span{font-size:11px;color:var(--muted)}header{flex-wrap:wrap;min-height:90px;height:auto;padding:20px 0}#motion-toggle{font-size:11px}.hero{position:relative;display:grid;grid-template-columns:1fr 1fr;min-height:355px;border:1px solid #cbd9ea;border-radius:23px;overflow:hidden;background:linear-gradient(115deg,#eef3fa,#d8e6f5)}.hero:before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#194d85 0 62%,#d4b35e 62% 82%,#b44d4e 82% 91%,#598977 91%)}.hero-copy{padding:34px 0 28px 35px;z-index:2}.hero .pill{font-size:8px;letter-spacing:1.5px;padding:7px 10px;border:1px solid #c9af6a;background:#fff9e980;color:#786025;border-radius:30px}.hero h2{font-size:32px;line-height:1.18;letter-spacing:-1px;margin:24px 0 12px;color:#15365d}.hero p{font-size:12px;line-height:1.8;color:#6f8095;margin-bottom:20px}.hero-copy>small{display:block;font-size:9px;color:#6f8095;margin-top:12px}.hero-art{position:relative;min-width:0}.hero-art>img:not(.pe-flag){position:absolute;width:112%;height:96%;object-fit:contain;object-position:bottom;bottom:0;left:-6%;z-index:1}.hero-art .pe-flag{position:absolute;width:110%;height:90%;right:-12px;bottom:10px;object-fit:contain;opacity:.6;transform-origin:10% 50%;animation:vira-flag 7s ease-in-out infinite}.hero-art .orbit{position:absolute;inset:25px 25px 15px;border-radius:50%;background:#c4d6ec55;border:18px solid #d5e2f155}.hero .spark{position:absolute;color:#c4a04c;z-index:2;font-size:30px}.hero .s1{right:18px;top:25px}.hero .s2{left:0;top:80px}.floating{position:absolute;z-index:3;bottom:17px;right:13px;display:flex;gap:10px;align-items:center;background:#fffffff0;color:#213d60;border-radius:13px;padding:11px 14px;box-shadow:0 10px 25px #194d8514;font-size:10px;animation:vira-float 6s ease-in-out infinite}.floating>span{font-size:25px;color:#194d85}.floating small{display:block;font-size:8px;color:#7b8ba0}.vira-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.identity-mode{position:relative;isolation:isolate;aspect-ratio:1;min-height:260px;display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-start;text-align:left;padding:22px;border:1px solid var(--line);border-radius:19px;overflow:hidden;background:linear-gradient(145deg,#f7fafc,#e6eff8)}.identity-mode:before{content:'';position:absolute;width:58%;aspect-ratio:1;top:16px;right:15%;background:#d6e4f2;border-radius:50%;z-index:-1}.identity-mode .mode-character{position:absolute;width:85%;height:62%;right:2%;top:10px;object-fit:contain}.identity-mode .mode-tag{font-size:7px;letter-spacing:1.3px;color:var(--muted)}.identity-mode strong{font-size:19px;letter-spacing:-.4px;margin:8px 0}.identity-mode>span:last-child{font-size:11px;color:var(--purple)}.identity-quiz{background:linear-gradient(145deg,#f5faf7,#e3eee8)}.identity-quiz:before{background:#d7e6dd}.identity-arena{background:linear-gradient(145deg,#fffdf5,#f3e9ce)}.identity-arena:before{background:#eee0b8}.arena-avatar,.avatar-picker{width:48px;height:48px;display:inline-block;flex-shrink:0;border-radius:12px}.avatar-tile{background-image:url('assets/avatares-3d.webp');background-size:300% 200%;background-repeat:no-repeat;background-color:#d9e6f3}.av-0{background-position:0 0}.av-1{background-position:50% 0}.av-2{background-position:100% 0}.av-3{background-position:0 100%}.av-4{background-position:50% 100%}.av-5{background-position:100% 100%}.arena-avatar-picker{display:flex;align-items:center;gap:12px;border:1px solid var(--line);padding:10px 15px;background:var(--surface);margin:15px 0;font-size:12px}.avatar-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0}.avatar-choice{padding:7px;border:1px solid var(--line);background:var(--bg);border-radius:13px}.avatar-choice>.avatar-tile{display:block;width:100%;aspect-ratio:1;border-radius:9px}.avatar-choice strong{font-size:9px;display:block;margin:8px 0}.avatar-choice[aria-pressed=true]{border:2px solid var(--purple);background:var(--soft)}.arena-brand-visual{position:relative;isolation:isolate;overflow:hidden;min-height:265px;padding:28px;background:linear-gradient(135deg,#16385e,#214f7b);border-radius:20px;color:#fff;margin:24px 0}.arena-brand-visual>div{position:relative;z-index:2;width:55%}.arena-brand-visual .eyebrow{color:#e1c67e}.arena-brand-visual h2{font-size:28px;line-height:1.2;margin:14px 0}.arena-brand-visual p{font-size:12px;color:#c3d7ed}.arena-brand-flag{position:absolute;right:-10px;top:5%;width:55%;height:90%;object-fit:contain;opacity:.3;z-index:0}.arena-brand-soldier{position:absolute;right:5%;bottom:12px;width:40%;height:93%;object-fit:contain;z-index:1}.arena-brand-visual img{pointer-events:none}.arena-hub-grid{gap:24px}.arena-panel h2{letter-spacing:-.4px}.bank-subject{border-color:var(--line);border-radius:12px}.topic-editor{line-height:1.7}
html[data-theme=dark]{--bg:#101b2b;--surface:#19283c;--ink:#eef3fa;--muted:#a2b0c3;--line:#30435b;--purple:#96bce9;--soft:#243c59}html[data-theme=dark] body{background:var(--bg)}html[data-theme=dark] aside,html[data-theme=dark] .deck,html[data-theme=dark] .folder-tile,html[data-theme=dark] .arena-panel,html[data-theme=dark] .question,html[data-theme=dark] .study-card,html[data-theme=dark] .stats>div,html[data-theme=dark] dialog,html[data-theme=dark] .field,html[data-theme=dark] .arena-player,html[data-theme=dark] .toolbar button,html[data-theme=dark] .dialog-actions button,html[data-theme=dark] .modes button,html[data-theme=dark] .deck-actions button,html[data-theme=dark] .folder-tile>div button,html[data-theme=dark] .import-sheet{background:var(--surface);color:var(--ink)}html[data-theme=dark] .logo{color:#c6daf4}html[data-theme=dark] .primary{background:#c7a655;color:#132a45}html[data-theme=dark] .hero{background:linear-gradient(115deg,#1d334e,#244968);border-color:#385573}html[data-theme=dark] .hero h2{color:#f2f6fc}html[data-theme=dark] .hero p,html[data-theme=dark] .hero-copy>small{color:#b6c9df}html[data-theme=dark] .hero .pill{background:#263b4f;color:#e1c57e;border-color:#8a784d}html[data-theme=dark] .identity-mode{background:linear-gradient(145deg,#243b55,#192b40)}html[data-theme=dark] .identity-mode:before{background:#304e70}html[data-theme=dark] .identity-quiz{background:linear-gradient(145deg,#253e3c,#192f30)}html[data-theme=dark] .identity-quiz:before{background:#33544c}html[data-theme=dark] .identity-arena{background:linear-gradient(145deg,#3c3b30,#292d32)}html[data-theme=dark] .identity-arena:before{background:#56503a}html[data-theme=dark] .nav.active,html[data-theme=dark] .mobile-nav button.selected{color:#d0e1f8;background:#284361}html[data-theme=dark] .mobile-nav{background:var(--surface)}html[data-theme=dark] .card-row{background:var(--soft)}html[data-theme=dark] .search input{color:var(--ink)}html[data-theme=dark] .arena-team-score>strong{background:var(--soft);color:var(--ink)}html[data-theme=dark] .avatar-choice{background:var(--surface);color:var(--ink)}
@keyframes vira-flag{0%,100%{transform:perspective(700px) rotateY(-6deg) rotate(-2deg)}50%{transform:perspective(700px) rotateY(5deg) rotate(1deg) translateY(-4px)}}@keyframes vira-float{50%{transform:translateY(-5px)}}
@media(max-width:1050px){.identity-mode{padding:17px;min-height:230px}.identity-mode strong{font-size:16px}.hero-copy{padding-left:25px}.hero h2{font-size:28px}}
@media(max-width:700px){header{padding:12px 0;min-height:65px;gap:6px}header .breadcrumb{flex:1 1 100%;font-size:10px}header .subtle{padding:7px;font-size:9px}#motion-toggle span{display:none}.hero{grid-template-columns:1fr;min-height:0}.hero-copy{padding:27px 25px 0}.hero h2{font-size:30px}.hero-copy>small{display:none}.hero-art{height:280px;margin-top:10px;overflow:hidden}.hero-art>img:not(.pe-flag){height:100%;width:100%;left:0}.hero-art .pe-flag{width:110%;height:100%;right:-15px;bottom:0}.hero .floating{font-size:8px;padding:8px;bottom:12px;right:9px}.floating small{font-size:7px}.vira-modes{grid-template-columns:1fr;gap:17px}.identity-mode{width:100%;min-height:0;aspect-ratio:1;padding:24px}.identity-mode strong{font-size:22px}.identity-mode .mode-character{height:65%;width:85%}.identity-mode>span:last-child{font-size:12px}.identity-mode .mode-tag{font-size:8px}.arena-brand-visual{min-height:240px;padding:22px}.arena-brand-visual h2{font-size:23px}.arena-brand-visual p{font-size:10px}.arena-brand-soldier{width:47%;right:0}.arena-brand-visual>div{width:60%}.arena-hub-grid{grid-template-columns:1fr}.avatar-gallery{gap:8px}.avatar-choice strong{font-size:8px}.arena-player{gap:8px;padding:13px}.arena-avatar{width:39px;height:39px}.arena-player strong{font-size:13px}.arena-room-top .toolbar{gap:7px}.arena-room-top .toolbar button{font-size:11px;padding:9px}.deck{padding:21px}.field{font-size:16px!important}.identity-study-list{max-height:50vh}}
html[data-theme=dark] button{background:var(--surface);color:var(--ink)}html[data-theme=dark] .primary{background:#c7a655;color:#132a45}html[data-theme=dark] .hero-art .orbit{background:#c4d6ec15;border-color:#d5e2f122}html[data-theme=dark] .identity-cards{background:linear-gradient(145deg,#243b55,#192b40)}html[data-theme=dark] .identity-quiz{background:linear-gradient(145deg,#253e3c,#192f30)}html[data-theme=dark] .identity-arena{background:linear-gradient(145deg,#3c3b30,#292d32)}html[data-theme=dark] .nav.active{background:#284361}html[data-theme=dark] .arena-pause-notice{background:var(--soft)}html[data-theme=dark] .answer.good{background:#234f41!important}html[data-theme=dark] .answer.bad{background:#5b3037!important}
.identity-formation{margin:25px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 30px;background:var(--soft);border:1px solid var(--line);border-radius:19px}.identity-formation h2{font-size:23px;margin:12px 0}.identity-formation p{font-size:12px;color:var(--muted)}.identity-formation small{font-size:10px;color:var(--purple)}.identity-formation img{height:215px;width:37%;object-fit:contain}.arena-hub-grid{align-items:start}@media(max-width:700px){.identity-formation{padding:20px;gap:4px}.identity-formation h2{font-size:20px}.identity-formation img{width:44%;height:220px}.identity-formation>div{width:56%}}

.arena-vf h2{white-space:pre-line;font-size:22px;line-height:1.5}.arena-vf .answers{grid-template-columns:1fr 1fr}.arena-vf .answer{min-height:70px}.arena-repeat-notice{padding:12px 15px;border:1px solid #c6ab65;border-radius:10px;background:var(--soft)}@media(max-width:700px){.arena-vf h2{font-size:18px}.arena-vf .answer{padding:13px;gap:8px}.arena-vf .arena-option-letter{width:25px;flex-shrink:0}}