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@media(max-width:1000px){.site-header{padding-inline:25px}.hero{grid-template-columns:1fr 1fr}.timeline-rail{grid-template-columns:repeat(4,1fr);row-gap:55px}.timeline-rail:before{display:none}.character-grid{grid-template-columns:repeat(3,1fr)}.period-card{min-height:225px}.period-card:before{top:-31px}.hero-art{margin-left:0}.hero h1{font-size:58px}}
@media(max-width:720px){.section-shell{width:min(100% - 34px,560px)}.site-header{height:71px;padding-inline:17px;gap:10px}.main-nav,.header-cta{display:none}.menu-button{display:block;margin-left:auto}.brand small{font-size:8px}.hero{display:flex;flex-direction:column;padding-top:40px;gap:28px}.hero-copy{width:100%}.hero h1{font-size:51px}.hero-art{width:100%;min-height:325px}.hero-art-frame{height:295px}.note-top{right:-2px}.note-bottom{left:6px;bottom:7px}.sun-stamp{right:0;bottom:50px}.hero-actions{flex-wrap:wrap;margin-bottom:26px}.intro-strip{display:block;padding:24px 0}.strip-quote{margin-bottom:17px}.strip-copy{margin-bottom:20px}.scroll-cue{justify-content:space-between}.timeline-section,.characters-section,.games-section{padding-top:75px}.split-heading{display:block}.section-heading>p{margin-top:18px}.timeline-rail{grid-template-columns:repeat(2,1fr);gap:45px 11px;padding-top:13px}.period-card{min-height:215px}.period-card:before{top:-25px;left:15px}.character-grid{grid-template-columns:repeat(2,1fr);gap:10px}.character-card{min-height:201px;padding:9px}.avatar{height:91px}.character-card h3{font-size:14px}.explorer-toolbar{display:block}.search-box{width:100%;margin-bottom:11px}.filter-pills{flex-wrap:nowrap;overflow:auto;padding-bottom:4px}.filter-pill{flex:0 0 auto}.result-count{display:block;margin:12px 0 0}.truth-section{padding-top:70px}.truth-card{display:block;padding:28px 24px;border-radius:4px 4px 38px 4px}.truth-symbol{margin-bottom:19px}.truth-card h3{font-size:24px}.truth-card .dark-button{margin-top:21px}.game-tabs{grid-template-columns:1fr;gap:7px}.game-tab{padding:10px}.game-stage{padding:23px 17px;margin-top:12px}.game-panel{display:flex;flex-direction:column-reverse;gap:20px;align-items:stretch}.game-art-card{height:185px}.game-panel h3{font-size:27px}.answer-grid,.quiz-options{grid-template-columns:1fr}.match-panel{grid-template-columns:1fr;gap:22px}.source-banner{display:block;padding:27px 24px}.source-banner .primary-button{margin-top:21px}.site-footer{display:block;padding-bottom:25px}.site-footer p{margin:17px 0}.footer-note{display:block;margin:0}.profile-hero{padding:28px 21px 21px;display:block}.profile-avatar{width:86px;height:86px;margin-bottom:17px}.profile-hero h2{font-size:30px}.profile-body{padding:22px 21px}.profile-grid{grid-template-columns:1fr;gap:14px}.source-dialog{padding:28px 20px}.source-dialog-head h2{font-size:28px}}

.profile-challenge{margin-top:24px;padding:20px 21px;background:var(--ink);color:var(--paper);border-radius:4px 4px 26px 4px;position:relative;overflow:hidden}.profile-challenge:after{content:"?";position:absolute;right:18px;top:-24px;color:rgba(244,185,66,.14);font:700 120px var(--display);line-height:1}.challenge-kicker{position:relative;z-index:1;color:var(--sun);font-size:9px;font-weight:800;letter-spacing:.16em}.challenge-kicker span{font-size:14px;margin-right:5px}.profile-challenge h4{position:relative;z-index:1;font:700 22px/1.1 var(--display);margin:9px 0 7px;color:#fffaf0}.challenge-question{position:relative;z-index:1;color:#c4cbd3;font-size:11px;line-height:1.55;margin:0 0 14px}.person-quiz-options{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:8px}.person-quiz-option{display:flex;gap:9px;align-items:flex-start;text-align:left;padding:11px 12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);border-radius:3px;color:#fffaf0;font-size:10px;line-height:1.45}.person-quiz-option span{display:grid;place-items:center;flex:0 0 auto;width:19px;height:19px;border-radius:50%;background:rgba(244,185,66,.18);color:var(--sun);font-size:9px;font-weight:800}.person-quiz-option:hover{border-color:var(--sun)}.person-quiz-option.correct{background:rgba(47,156,149,.5);border-color:var(--teal)}.person-quiz-option.wrong{background:rgba(199,60,57,.58);border-color:var(--coral)}.person-quiz-feedback{position:relative;z-index:1;min-height:18px;margin-top:12px;color:var(--sun);font-size:10px;font-weight:700}.profile-dialog .profile-body{padding-bottom:31px}@media(max-width:720px){.person-quiz-options{grid-template-columns:1fr}.profile-challenge{padding:18px 15px}.profile-challenge h4{font-size:20px}}

.person-quiz-progress{position:relative;z-index:1;display:flex;align-items:center;gap:10px;margin:13px 0 15px;color:#cbd1d6;font-size:9px;font-weight:800;letter-spacing:.08em}.person-quiz-progress i{height:4px;flex:1;background:rgba(255,255,255,.16);border-radius:10px;overflow:hidden}.person-quiz-progress i b{display:block;height:100%;width:10%;background:var(--sun);transition:width .25s}.person-quiz-progress strong{color:var(--sun);min-width:45px;text-align:right}.person-question{position:relative;z-index:1;color:#fffaf0;font:700 16px/1.35 var(--display);margin:0 0 13px}.person-quiz-option.selected{border-color:var(--sun);background:rgba(244,185,66,.17)}.person-next{position:relative;z-index:1;margin-top:13px;padding:10px 14px;border:1px solid var(--sun);border-radius:3px;background:var(--sun);color:var(--ink);font-size:10px;font-weight:800}.person-next:disabled{opacity:.45;cursor:not-allowed}.person-next:not(:disabled):hover{background:#ffd475}.profile-challenge .person-quiz-feedback{min-height:29px}

/* Chronological unlock path and standalone character pages */
.timeline-rail{grid-template-columns:1fr;gap:18px;padding:30px 0 9px}.timeline-rail:before{top:20px;bottom:20px;left:20px;right:auto;border-top:0;border-left:2px dashed #d9c6a5}.period-card{min-height:174px;padding:22px 28px 22px 56px}.period-card:before{top:25px;left:13px}.period-card.is-locked{opacity:.52;filter:grayscale(.55)}.period-card.is-locked:hover{transform:none;box-shadow:0 8px 0 rgba(218,199,165,.28)}.period-card[disabled],.filter-pill[disabled]{cursor:not-allowed}.filter-pill.locked{opacity:.55}.character-card.is-locked{opacity:.54;filter:grayscale(.65)}.character-card.is-locked:hover{transform:none;box-shadow:none}.card-lock{position:absolute;right:12px;bottom:11px;width:23px;height:23px;border-radius:50%;background:#c9bfae;color:#fff;display:grid;place-items:center;font-size:11px}.card-open{display:grid;place-items:center;color:#fff;text-decoration:none}.character-page{padding-top:38px;padding-bottom:90px}.back-link{display:inline-block;color:var(--coral);font-size:11px;font-weight:800;text-decoration:none;margin-bottom:30px}.detail-progress{margin-left:auto;color:#8b7e6d;font-size:10px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.detail-kicker{display:flex;align-items:center;gap:9px;color:var(--coral);font-size:10px;font-weight:800;letter-spacing:.18em}.character-page-hero{display:flex;justify-content:space-between;align-items:center;gap:35px;padding:35px 0 42px;border-bottom:1px solid var(--line)}.character-page-hero h1{font:700 clamp(46px,7vw,86px)/.96 var(--display);letter-spacing:-.055em;margin:15px 0 12px}.detail-confidence{display:inline-block;padding:6px 10px;background:#f4e3c4;color:var(--coral);font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.detail-lede{max-width:600px;color:var(--ink-soft);font-size:14px;line-height:1.8;margin:13px 0 0}.detail-avatar{flex:0 0 205px;height:205px;border-radius:48% 4% 50% 5%;background:linear-gradient(135deg,var(--avatar-a),var(--avatar-b));display:grid;place-items:center;transform:rotate(3deg);box-shadow:var(--shadow);position:relative;overflow:hidden}.detail-avatar:before{content:"";position:absolute;bottom:-50px;width:170px;height:170px;border-radius:50%;background:rgba(255,250,240,.7)}.detail-avatar span{z-index:1;font:700 58px var(--display);color:rgba(24,40,60,.7)}.detail-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,.75fr);gap:24px;margin-top:34px;align-items:start}.detail-card{background:#fffdf7;border:1px solid var(--line);padding:28px 30px;border-radius:5px 5px 42px 5px}.detail-card-label{color:var(--coral);font-size:9px;font-weight:800;letter-spacing:.2em;margin-bottom:22px}.game-entry-card{background:var(--ink);color:#fffaf0;padding:27px 25px;border-radius:5px 5px 34px 5px;position:sticky;top:112px}.game-entry-card h2{font:700 28px/1.08 var(--display);margin:12px 0 11px}.game-entry-card p{color:#bdc5ce;font-size:12px;line-height:1.7}.game-entry-card .primary-button{margin-top:8px}.unlock-note{margin-top:17px;color:var(--sun);font-size:10px;font-weight:800;line-height:1.5}.character-page .profile-challenge{margin-top:35px}.next-profile-area{margin-top:25px}.completion-banner{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:20px 23px;background:var(--sun);border-radius:4px 4px 28px 4px;color:var(--ink);font-size:12px}.completion-banner strong{font:700 20px var(--display)}.completion-banner span{color:#6d512c}.completion-banner .primary-button{margin-left:auto;background:var(--ink);box-shadow:none}.locked-page{min-height:70vh;text-align:center;padding-top:105px}.locked-seal{font-size:42px;margin-bottom:20px}.locked-page h1{font:700 clamp(45px,6vw,75px) var(--display);margin:20px 0 12px}.locked-page .detail-lede{margin:0 auto 25px;max-width:550px}.locked-stage-note{margin:45px auto 0;padding-top:20px;border-top:1px solid var(--line);color:#998d7a;font-size:11px;max-width:480px}@media(max-width:760px){.detail-progress{display:none}.character-page-hero{align-items:flex-start;flex-direction:column-reverse}.detail-avatar{flex-basis:auto;width:150px;height:150px}.detail-avatar span{font-size:42px}.detail-layout{grid-template-columns:1fr}.game-entry-card{position:static}.detail-card{padding:22px 18px}.period-card{padding-left:50px}.completion-banner .primary-button{margin-left:0}}

/* Five improved history game modes — preserves the existing visual system */
.game-tabs{grid-template-columns:repeat(5,1fr)}.game-tab{min-width:0;padding:13px 10px}.game-tab b{font-size:11px}.game-tab small{font-size:8px}.sound-toggle{display:inline-flex;align-items:center;padding:8px 11px;border:1px solid rgba(255,250,240,.3);border-radius:999px;background:rgba(255,255,255,.06);color:#fffaf0;font-size:10px;font-weight:800;margin-top:16px}.sound-toggle:hover{background:rgba(244,185,66,.17);border-color:var(--sun)}.trace-panel,.pieces-panel,.clue-panel,.gauntlet-panel,.sound-panel{position:relative;z-index:1}.trace-panel{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center;min-height:296px}.trace-panel h3,.pieces-panel h3,.clue-panel h3,.gauntlet-panel h3,.sound-panel h3{font:700 31px/1.1 var(--display);margin:11px 0 12px;letter-spacing:-.04em}.trace-panel p,.pieces-panel p,.clue-panel p,.gauntlet-panel p,.sound-panel p{color:#b7bdc7;font-size:12px;line-height:1.7}.trace-map{position:relative;display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:20px;padding:20px;background:#d6b876;border-radius:45% 5% 42% 7%;transform:rotate(-1deg);box-shadow:inset 0 0 0 8px rgba(255,250,240,.35)}.trace-node{position:relative;z-index:1;min-height:70px;padding:9px;background:#f6e4b9;color:var(--ink);border:2px solid rgba(110,76,43,.2);border-radius:4px 4px 17px 4px;text-align:left;box-shadow:2px 3px 0 rgba(93,64,34,.15)}.trace-node:nth-child(2n){transform:translateY(10px)}.trace-node span{display:block;color:var(--coral);font:700 18px var(--display)}.trace-node b{display:block;font:700 12px var(--display)}.trace-node small{font-size:8px;color:#7e6a54}.trace-node:hover:not(:disabled){transform:translateY(-3px) rotate(-1deg);border-color:var(--coral)}.trace-node:disabled{opacity:.52;cursor:not-allowed}.trace-node.done{background:#bce3cf;border-color:var(--teal)}.map-route{position:absolute;inset:27px 30px;border:2px dashed rgba(199,60,57,.5);border-left:0;border-bottom:0;border-radius:50%;pointer-events:none}.map-compass{position:absolute;right:14px;bottom:10px;color:#7e563f;font-size:8px;font-weight:800;text-align:center}.map-paper{height:252px;border-radius:48% 5% 45% 8%;background:linear-gradient(140deg,#f3d68d,#b98358);color:#643e2c;display:grid;place-content:center;text-align:center;font:700 30px var(--display);transform:rotate(3deg);box-shadow:var(--shadow)}.map-paper span{font-size:15px;letter-spacing:.25em}.map-paper i{font-style:normal;color:var(--coral);font-size:45px;margin:12px}.map-paper em{font:800 9px var(--sans);letter-spacing:.2em}.inline-question{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:16px}.inline-question b{width:100%;color:#fffaf0;font:700 15px var(--display)}.inline-question input{flex:1;min-width:190px;padding:11px 12px;border:1px solid rgba(255,250,240,.3);border-radius:3px;background:rgba(255,255,255,.08);color:#fffaf0;font:12px var(--sans);outline:none}.inline-question input:focus{border-color:var(--sun)}.inline-question .outline-button{color:#fffaf0;border-color:var(--sun)}.inline-error{display:block;color:#ff9d8f;font-size:10px;margin-top:8px}.pieces-panel{display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:center;min-height:296px}.piece-board{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;padding:16px;margin-top:20px;background:rgba(255,250,240,.08);border:1px dashed rgba(255,250,240,.25);border-radius:5px;position:relative}.piece-slot{min-height:75px;padding:8px;background:rgba(255,255,255,.05);border:1px dashed rgba(255,250,240,.4);border-radius:3px;color:#fffaf0;text-align:center}.piece-slot span{display:block;font-size:22px;color:var(--sun)}.piece-slot small,.piece-slot b{display:block;font-size:9px}.piece-slot.filled{background:rgba(47,156,149,.4);border-color:var(--teal)}.piece-image{grid-column:1/-1;min-height:62px;display:grid;place-content:center;text-align:center;color:var(--sun);font:700 20px var(--display);border-radius:3px;background:linear-gradient(135deg,rgba(244,185,66,.2),rgba(47,156,149,.18));}.piece-image span{font:800 8px var(--sans);letter-spacing:.2em;color:#d6fff4}.piece-tray{padding:20px;background:rgba(255,255,255,.06);border-radius:4px 4px 28px 4px}.piece-tray h4{font:800 9px var(--sans);letter-spacing:.18em;color:var(--sun);margin:0 0 12px}.history-piece{display:block;width:100%;padding:12px;margin:7px 0;border:1px solid rgba(255,250,240,.25);border-radius:3px;background:rgba(255,255,255,.06);color:#fffaf0;text-align:left;font-size:11px;font-weight:700}.history-piece:hover,.history-piece.selected{border-color:var(--sun);background:rgba(244,185,66,.18)}.piece-done{font-size:11px!important;color:#d6fff4!important}.clue-panel{max-width:900px;margin:0 auto;min-height:296px}.clue-reveal{display:grid;grid-template-columns:170px 1fr;gap:25px;align-items:center;margin:18px 0}.reveal-avatar{height:150px;border-radius:48% 4% 50% 5%;background:linear-gradient(135deg,var(--avatar-a),var(--avatar-b));display:grid;place-items:center;color:rgba(24,40,60,.7);font:700 48px var(--display);position:relative;overflow:hidden;box-shadow:var(--shadow)}.reveal-mask{position:absolute;inset:0 0 0 auto;background:var(--ink);opacity:.9;transition:width .4s}.revealed-clues{display:grid;gap:9px}.revealed-clues div{display:flex;gap:12px;padding:11px;background:rgba(255,255,255,.06);border-left:3px solid var(--sun);color:#d9dce1;font-size:11px}.revealed-clues span{color:var(--sun);font-weight:800}.clue-options{margin-top:16px}.gauntlet-panel{max-width:900px;margin:0 auto;min-height:296px}.gauntlet-panel h3{max-width:700px}.gauntlet-steps{display:flex;gap:8px;flex-wrap:wrap;margin-top:25px;padding-top:15px;border-top:1px solid rgba(255,255,255,.15)}.gauntlet-steps span{padding:7px 9px;border-radius:999px;background:rgba(255,255,255,.06);color:#8995a4;font-size:9px;font-weight:800}.gauntlet-steps span.active{background:var(--sun);color:var(--ink)}.order-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.order-item{padding:12px 14px;border:1px solid rgba(255,250,240,.25);background:rgba(255,255,255,.06);color:#fffaf0;border-radius:3px;font-size:11px;font-weight:700}.order-item:hover:not(:disabled){border-color:var(--sun)}.order-item:disabled{background:rgba(47,156,149,.35);border-color:var(--teal);color:#d6fff4}.sound-panel{max-width:820px;margin:0 auto;min-height:296px}.sound-console{display:flex;align-items:center;gap:13px;margin:25px 0 11px}.sound-console .sound-toggle{margin:0}.sound-console span{color:var(--sun);letter-spacing:.2em;margin-left:auto}.sound-panel .answer-grid{max-width:760px}.sound-panel .answer-button{min-height:52px}@media(max-width:900px){.game-tabs{grid-template-columns:repeat(3,1fr)}.trace-panel,.pieces-panel{grid-template-columns:1fr}.trace-panel .game-art-card{display:none}}@media(max-width:600px){.game-tabs{grid-template-columns:repeat(2,1fr)}.game-tab{padding:10px 8px}.game-tab b{font-size:10px}.game-stage{padding:24px 18px}.piece-board{grid-template-columns:repeat(2,1fr)}.clue-reveal{grid-template-columns:1fr}.reveal-avatar{height:110px}.sound-console{flex-wrap:wrap}.sound-console span{margin-left:0}}

.person-fill{padding:14px;border:1px dashed rgba(255,250,240,.3);background:rgba(255,255,255,.05);border-radius:3px}.person-fill input{width:100%;padding:12px;border:1px solid rgba(255,250,240,.25);border-radius:3px;background:rgba(255,255,255,.08);color:#fffaf0;outline:0;font:12px var(--sans)}.person-fill input:focus{border-color:var(--sun)}.person-order-option.selected{background:rgba(244,185,66,.17);border-color:var(--sun)}

/* Visual game references from the supplied Word brief */
.treasure-visual,.reference-strip,.sound-reference{position:relative;overflow:hidden;border:1px solid rgba(255,250,240,.22);border-radius:8px;background:rgba(255,255,255,.06);box-shadow:0 8px 22px rgba(0,0,0,.16)}.treasure-visual{height:142px;margin-top:18px}.treasure-visual img,.reference-strip img,.sound-reference img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.95) contrast(.96)}.treasure-visual:after,.reference-strip:after,.sound-reference:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(19,32,48,.6),transparent 70%);pointer-events:none}.treasure-caption{position:absolute;z-index:1;left:16px;bottom:13px;color:#fffaf0;font:700 16px var(--display);text-shadow:0 2px 4px rgba(0,0,0,.4)}.treasure-caption small{font:800 9px var(--sans);letter-spacing:.12em;color:var(--sun)}.reference-strip{height:92px;margin:16px 0;display:flex;align-items:end}.reference-strip img{position:absolute;inset:0;object-fit:cover}.reference-strip span{position:relative;z-index:1;padding:10px 13px;color:#fffaf0;font-size:10px;font-weight:700;line-height:1.4;text-shadow:0 1px 3px #101923}.clue-reference{height:100px}.clue-reference span{max-width:75%}.gauntlet-reference{height:108px}.gauntlet-reference span{max-width:70%}.sound-reference{display:grid;grid-template-columns:145px 1fr;height:86px;margin:18px 0;align-items:center}.sound-reference img{height:100%;object-fit:cover}.sound-reference div{position:relative;z-index:1;padding:12px 15px}.sound-reference b,.sound-reference span{display:block}.sound-reference b{font:700 16px var(--display);color:#fffaf0}.sound-reference span{margin-top:5px;color:#bdc5ce;font-size:10px}.treasure-visual:hover img,.reference-strip:hover img,.sound-reference:hover img{transform:scale(1.04);transition:transform .45s ease}.trace-node:after{content:"✦";position:absolute;right:8px;top:6px;color:var(--coral);opacity:.55;font-size:11px}.trace-node.done:after{content:"✓";color:var(--teal);opacity:1}@media(max-width:760px){.treasure-visual{height:118px}.sound-reference{grid-template-columns:110px 1fr}.sound-reference b{font-size:13px}.reference-strip span{font-size:9px}}

.character-game-visual{display:grid;grid-template-columns:190px 1fr;min-height:106px;margin:17px 0 19px;border:1px solid rgba(255,250,240,.25);border-radius:6px;overflow:hidden;background:rgba(255,255,255,.07);box-shadow:0 7px 18px rgba(0,0,0,.16)}.character-game-visual img{width:100%;height:106px;object-fit:cover;transition:opacity .25s ease,transform .35s ease}.character-game-visual:hover img{transform:scale(1.04)}.character-game-visual div{position:relative;z-index:1;padding:18px 17px;align-self:center}.character-game-visual b,.character-game-visual span{display:block}.character-game-visual b{color:var(--sun);font:800 10px var(--sans);letter-spacing:.11em}.character-game-visual span{margin-top:7px;color:#d5dbe1;font-size:11px;line-height:1.55}@media(max-width:600px){.character-game-visual{grid-template-columns:120px 1fr}.character-game-visual img{height:120px}.character-game-visual div{padding:12px}.character-game-visual span{font-size:10px}}

/* Standalone character game page */
.solo-game-page{padding-top:30px;padding-bottom:80px}.solo-game-header .header-cta{font-size:10px}.solo-game-topline{display:flex;justify-content:space-between;align-items:center;color:#998d7a;font-size:10px;font-weight:800;letter-spacing:.13em}.solo-game-topline .back-link{margin:0}.solo-game-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;padding:25px 0 27px}.solo-game-heading h1{font:700 clamp(42px,6vw,78px)/.96 var(--display);margin:10px 0;letter-spacing:-.05em}.solo-game-heading p{color:var(--ink-soft);font-size:13px}.solo-mode-badge{padding:13px 15px;background:var(--sun);color:var(--ink);font-size:10px;font-weight:900;letter-spacing:.12em;transform:rotate(2deg)}.solo-game-shell{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(340px,.8fr);min-height:540px;background:var(--ink);border-radius:7px 7px 44px 7px;overflow:hidden;box-shadow:0 16px 0 rgba(211,195,164,.28);color:#fffaf0}.solo-game-art{min-height:540px;background-size:cover;background-position:center;position:relative;overflow:hidden}.solo-game-art:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,35,54,.2),rgba(18,35,54,.75));pointer-events:none}.solo-art-overlay{position:absolute;z-index:2;left:22px;right:22px;top:20px;display:flex;justify-content:space-between;align-items:center;color:#fffaf0;font-size:10px;font-weight:900;letter-spacing:.1em}.solo-art-overlay b{padding:7px 9px;border-radius:999px;background:var(--sun);color:var(--ink)}.solo-hotspots{position:absolute;z-index:3;inset:90px 25px 35px;display:grid;grid-template-columns:repeat(5,1fr);grid-template-rows:repeat(2,1fr);align-items:center;justify-items:center;gap:13px}.solo-hotspot{width:42px;height:42px;border:2px solid #fffaf0;border-radius:50%;background:rgba(24,40,60,.72);color:#fffaf0;font-size:10px;font-weight:900;box-shadow:0 0 0 5px rgba(244,185,66,.14);transition:transform .2s,background .2s}.solo-hotspot:nth-child(n+6){transform:translateY(18px)}.solo-hotspot.active{background:var(--coral);border-color:var(--sun);transform:scale(1.18)}.solo-hotspot.done{background:var(--teal);border-color:#d6fff4}.solo-hotspot:hover{transform:scale(1.18) rotate(-4deg)}.solo-question-card{padding:30px 28px;display:flex;flex-direction:column;justify-content:center}.solo-progress{display:flex;align-items:center;gap:10px;color:#bdc5ce;font-size:10px;font-weight:800}.solo-progress i{height:6px;flex:1;background:rgba(255,255,255,.16);border-radius:999px;overflow:hidden}.solo-progress i b{display:block;height:100%;background:var(--sun);transition:width .3s}.solo-progress strong{color:var(--sun);min-width:45px;text-align:right}.solo-question-kicker{color:var(--sun);font-size:9px;font-weight:900;letter-spacing:.18em;margin-top:36px}.solo-question-card h2{font:700 26px/1.18 var(--display);margin:12px 0 18px}.solo-options{display:grid;gap:8px}.solo-option,.sound-play-card{display:flex;align-items:center;gap:9px;padding:12px 13px;border:1px solid rgba(255,250,240,.23);border-radius:4px;background:rgba(255,255,255,.05);color:#fffaf0;text-align:left;font-size:11px;line-height:1.4;cursor:pointer}.solo-option span{display:grid;place-items:center;width:22px;height:22px;flex:0 0 22px;border-radius:50%;background:rgba(255,255,255,.1);color:var(--sun);font-weight:900}.solo-option:hover,.solo-option.selected,.sound-play-card:hover{border-color:var(--sun);background:rgba(244,185,66,.15)}.solo-option.correct{border-color:#8de3c5;background:rgba(47,156,149,.35)}.solo-option.wrong{border-color:#ff9d8f;background:rgba(199,60,57,.28)}.solo-option:disabled{cursor:default}.solo-fill{padding:12px;border:1px dashed rgba(255,250,240,.3);border-radius:4px}.solo-fill input{width:100%;padding:12px;border:1px solid rgba(255,250,240,.2);border-radius:3px;background:rgba(255,255,255,.08);color:#fffaf0;outline:none;font:12px var(--sans)}.solo-feedback{min-height:43px;margin-top:15px;color:#bdc5ce;font-size:11px;line-height:1.55}.solo-feedback strong{color:var(--sun)}.solo-next{align-self:flex-start;margin-top:5px;background:var(--sun);color:var(--ink);box-shadow:none}.solo-next:disabled{opacity:.45;cursor:not-allowed}.sound-play-card{justify-content:center;background:rgba(244,185,66,.16);border-color:var(--sun);font-weight:900}.solo-reward{margin-top:24px}.solo-complete{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:20px 23px;background:var(--sun);border-radius:4px 4px 28px 4px;color:var(--ink)}.solo-complete strong{font:700 20px var(--display)}.solo-complete span{font-size:11px;color:#6d512c}.solo-complete .primary-button{margin-left:auto;background:var(--ink);box-shadow:none;color:#fffaf0}@media(max-width:820px){.solo-game-shell{grid-template-columns:1fr}.solo-game-art{min-height:330px}.solo-question-card{padding:25px 20px}.solo-game-heading{align-items:flex-start;flex-direction:column}.solo-mode-badge{align-self:flex-start}}@media(max-width:520px){.solo-game-topline{align-items:flex-start;gap:10px;flex-direction:column}.solo-hotspots{inset:75px 15px 25px;gap:7px}.solo-hotspot{width:34px;height:34px;font-size:9px}.solo-question-card h2{font-size:22px}}

/* Brighter, roomier standalone game artwork */
.solo-game-shell{grid-template-columns:minmax(0,1.45fr) minmax(320px,.8fr);min-height:500px}.solo-game-art{min-height:500px;background-size:100% 100%;background-repeat:no-repeat;background-color:#e8d49f}.solo-game-art:after{background:linear-gradient(180deg,rgba(18,35,54,.04),rgba(18,35,54,.24))}.solo-game-art:before{content:"";position:absolute;z-index:1;inset:0;background:rgba(255,245,210,.08);pointer-events:none}.solo-game-art .solo-art-overlay,.solo-game-art .solo-hotspots{z-index:3}.solo-question-card{background:rgba(18,35,54,.96)}@media(max-width:820px){.solo-game-shell{grid-template-columns:1fr}.solo-game-art{min-height:330px;background-size:100% 100%}}

.mode-instruction{margin:0 0 8px;color:var(--sun);font-size:9px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.solo-option.map-choice{border-radius:999px;border-color:#5dc6b4}.solo-option.piece-choice{border-radius:3px;border-style:dashed;border-color:#efad52}.solo-option.clue-choice{background:rgba(255,250,240,.11);border-color:#c2a7db}.solo-option.gate-choice{border-width:2px;border-color:#e77d68;background:rgba(199,60,57,.14)}.solo-option.sound-choice{border-radius:20px;border-color:#80c6eb}.solo-option.map-choice span{color:#74e2ce}.solo-option.piece-choice span{color:#ffc55a}.solo-option.clue-choice span{color:#dabaff}.solo-option.gate-choice span{color:#ff9d8f}.solo-option.sound-choice span{color:#9cdbff}

/* Three Genially-inspired breakout modes */
.detective-choice{display:flex;align-items:center;gap:10px;text-align:left}.detective-choice span{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--ink);color:var(--sun);font-weight:900}.detective-choice:hover{border-color:var(--coral);transform:translateX(3px)}

/* History Breakout visual system for all game backgrounds */
.solo-game-shell{border:1px solid rgba(244,185,66,.42);box-shadow:0 18px 0 rgba(92,25,25,.24),0 28px 55px rgba(18,20,25,.2)}
.solo-game-art{background-color:#25252b;background-position:center;isolation:isolate}
.solo-game-art:after{background:linear-gradient(180deg,rgba(15,18,24,.18),rgba(22,18,20,.56)),linear-gradient(90deg,rgba(106,28,32,.18),transparent 55%,rgba(18,20,25,.3))}
.solo-game-art:before{background:radial-gradient(circle at 50% 45%,rgba(244,185,66,.16),transparent 38%),linear-gradient(135deg,rgba(255,255,255,.06),transparent 35%,rgba(96,20,25,.14))}
.solo-hotspot{border-color:#f4b942;background:rgba(22,25,31,.84);box-shadow:0 0 0 4px rgba(199,60,57,.22),0 5px 14px rgba(0,0,0,.3)}
.solo-hotspot.active{background:#c73c39;border-color:#fff1bb;box-shadow:0 0 0 6px rgba(244,185,66,.24),0 0 22px rgba(244,185,66,.45)}
.solo-hotspot.done{background:#2f9c95;border-color:#e6fff4}
.solo-question-card{background:linear-gradient(145deg,rgba(19,31,47,.98),rgba(29,22,29,.98));border-left:1px solid rgba(244,185,66,.5)}
.solo-question-card:before{content:"✦  ARCHIVE LOCK  ✦";display:block;color:#d98e42;font:900 9px var(--sans);letter-spacing:.18em;margin-bottom:-18px;opacity:.9}
.solo-mode-badge{border:1px solid rgba(110,28,32,.3);box-shadow:4px 4px 0 rgba(199,60,57,.22)}

/* Stable CSS scenes: no remote image dependency, no legacy artwork */
.solo-game-art[data-scene]{background-image:radial-gradient(circle at 50% 45%,rgba(244,185,66,.16),transparent 30%),linear-gradient(135deg,#343138 0%,#15171d 45%,#4a2025 100%);background-size:cover}
.solo-game-art[data-scene="history-0"]{background-image:radial-gradient(circle at 76% 32%,rgba(244,185,66,.32) 0 2%,transparent 3% 13%,rgba(199,60,57,.22) 13% 15%,transparent 16%),repeating-linear-gradient(135deg,transparent 0 44px,rgba(244,185,66,.16) 45px 46px,transparent 47px 86px),linear-gradient(135deg,#171a20 0%,#5b2429 48%,#111319 100%)}
.solo-game-art[data-scene="history-1"]{background-image:radial-gradient(circle at 24% 62%,rgba(244,185,66,.28) 0 12px,transparent 13px),radial-gradient(circle at 72% 38%,rgba(199,60,57,.3) 0 18px,transparent 19px),linear-gradient(90deg,transparent 0 18%,rgba(244,185,66,.3) 18% 18.5%,transparent 18.5% 39%,rgba(199,60,57,.32) 39% 39.5%,transparent 39.5% 63%,rgba(244,185,66,.22) 63% 63.5%,transparent 63.5%),linear-gradient(165deg,#171920,#362329 58%,#11151a)}
.solo-game-art[data-scene="museum-0"]{background-image:linear-gradient(90deg,rgba(244,185,66,.24) 0 1%,transparent 1% 32%,rgba(244,185,66,.18) 32% 33%,transparent 33% 66%,rgba(244,185,66,.18) 66% 67%,transparent 67%),radial-gradient(ellipse at 50% 35%,rgba(244,185,66,.3),transparent 32%),linear-gradient(180deg,#24262d,#17191f 60%,#541f28)}
.solo-game-art[data-scene="museum-1"]{background-image:repeating-linear-gradient(90deg,transparent 0 36px,rgba(244,185,66,.18) 37px 39px,transparent 40px 78px),linear-gradient(180deg,rgba(199,60,57,.25),transparent 42%),radial-gradient(ellipse at 50% 80%,rgba(244,185,66,.34),transparent 30%),linear-gradient(135deg,#10141a,#452329 58%,#171a21)}
.solo-game-art[data-scene="detective-0"]{background-image:radial-gradient(circle at 20% 25%,rgba(244,185,66,.75) 0 5px,transparent 6px),radial-gradient(circle at 70% 65%,rgba(244,185,66,.75) 0 5px,transparent 6px),repeating-linear-gradient(28deg,transparent 0 92px,rgba(199,60,57,.55) 93px 95px,transparent 96px 148px),repeating-linear-gradient(-22deg,transparent 0 115px,rgba(244,185,66,.24) 116px 118px,transparent 119px 165px),linear-gradient(135deg,#11151b,#302126 54%,#711f2a)}
.breakout-art{min-height:106px;border:1px solid rgba(244,185,66,.34);background-color:#191b22;background-size:cover;box-shadow:inset 0 0 32px rgba(0,0,0,.35)}
.breakout-art-mission{background-image:radial-gradient(circle at 75% 30%,#f4b942 0 4px,transparent 5px),repeating-linear-gradient(135deg,transparent 0 22px,rgba(199,60,57,.45) 23px 25px,transparent 26px 48px),linear-gradient(135deg,#151820,#57242a)}
.breakout-art-museum{background-image:linear-gradient(90deg,rgba(244,185,66,.3) 0 2%,transparent 2% 32%,rgba(244,185,66,.2) 32% 34%,transparent 34% 65%,rgba(199,60,57,.3) 65% 67%,transparent 67%),linear-gradient(180deg,#292d35,#4b2026)}
.breakout-art-detective{background-image:radial-gradient(circle at 28% 32%,#f4b942 0 4px,transparent 5px),radial-gradient(circle at 70% 68%,#f4b942 0 4px,transparent 5px),repeating-linear-gradient(25deg,transparent 0 38px,rgba(199,60,57,.55) 39px 41px,transparent 42px 75px),linear-gradient(135deg,#151820,#64232c)}

/* Bright local breakout illustrations: keep the artwork visible */
.solo-game-art:after{background:linear-gradient(180deg,rgba(15,18,24,.02),rgba(22,18,20,.16)),linear-gradient(90deg,rgba(106,28,32,.04),transparent 55%,rgba(18,20,25,.08))}
.solo-game-art:before{background:radial-gradient(circle at 50% 45%,rgba(244,185,66,.08),transparent 38%),linear-gradient(135deg,rgba(255,255,255,.02),transparent 35%,rgba(96,20,25,.05))}
.solo-game-art{background-color:#29313d;background-size:cover;background-position:center}

/* AI chat box — Trợ lý Sử Việt */
.chat-widget{position:fixed;right:24px;bottom:24px;z-index:60;font-family:var(--sans)}.chat-launcher{display:flex;align-items:center;gap:10px;padding:10px 14px 10px 10px;border:1px solid rgba(24,40,60,.16);border-radius:999px;background:var(--ink);color:#fffaf0;box-shadow:0 12px 30px rgba(24,40,60,.2);cursor:pointer;font:800 11px var(--sans);transition:transform .2s,box-shadow .2s}.chat-launcher:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(24,40,60,.27)}.chat-launcher-mark{display:grid;place-items:center;width:32px;height:32px;overflow:hidden;border-radius:50%;background:#176bd5;color:var(--ink);font:900 10px var(--sans)}.chat-launcher-mark img{width:100%;height:100%;display:block;object-fit:cover}.chat-launcher-label{letter-spacing:.04em}.chat-panel{display:none;position:absolute;right:0;bottom:58px;width:min(368px,calc(100vw - 32px));height:min(540px,calc(100vh - 110px));overflow:hidden;flex-direction:column;background:#fffdf7;border:1px solid var(--line);border-radius:7px 7px 28px 7px;box-shadow:0 22px 60px rgba(24,40,60,.24)}.chat-widget.is-open .chat-panel{display:flex}.chat-head{display:flex;align-items:flex-start;justify-content:space-between;gap:15px;padding:18px 18px 15px;background:var(--ink);color:#fffaf0}.chat-head strong,.chat-head small{display:block}.chat-head strong{margin-top:5px;font:700 22px/1.1 var(--display)}.chat-head small{margin-top:6px;color:#bec7d0;font-size:10px}.chat-kicker{color:var(--sun);font-size:8px;font-weight:900;letter-spacing:.16em}.chat-close{border:0;background:transparent;color:#fffaf0;font-size:25px;line-height:1;cursor:pointer}.chat-messages{display:flex;flex:1;flex-direction:column;gap:10px;overflow:auto;padding:17px 15px;background:linear-gradient(180deg,#fbf5e8,#fffdf7)}.chat-message{max-width:88%;padding:10px 12px;border-radius:4px 12px 12px 12px;color:var(--ink);font-size:11px;line-height:1.6;white-space:pre-wrap}.chat-message.assistant{align-self:flex-start;background:#f3e4c8;border-left:3px solid var(--coral)}.chat-message.user{align-self:flex-end;background:var(--ink);color:#fffaf0;border-radius:12px 4px 12px 12px}.chat-message.pending{color:#7d705f;font-style:italic}.chat-form{display:flex;gap:8px;align-items:flex-end;padding:12px;border-top:1px solid var(--line);background:#fffdf7}.chat-form textarea{flex:1;resize:none;min-height:43px;padding:10px;border:1px solid #d8cbb7;border-radius:4px;background:#fffaf0;color:var(--ink);font:11px/1.45 var(--sans);outline:none}.chat-form textarea:focus{border-color:var(--coral);box-shadow:0 0 0 2px rgba(199,60,57,.1)}.chat-send{padding:11px 12px;white-space:nowrap;font-size:10px}.chat-send:disabled{opacity:.5;cursor:wait}@media(max-width:600px){.chat-widget{right:16px;bottom:16px}.chat-panel{bottom:56px;height:min(560px,calc(100vh - 92px))}.chat-launcher-label{display:none}.chat-launcher{padding:8px}}