.study-nav{position:fixed;z-index:25;left:18px;top:80px;width:min(300px,calc(100vw - 36px));padding:16px;background:rgba(248,242,227,.97);color:#26352e;box-shadow:0 8px 30px #0003;border:1px solid #b4a680;border-radius:10px;font-size:14px;line-height:1.6}
.study-nav-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.study-nav progress{width:100%;height:8px;accent-color:#405d45;margin:10px 0 0}.study-nav p{font-weight:700;margin:8px 0}.study-nav small{display:block;color:#4f584d}.study-nav-actions{display:flex;flex-wrap:wrap;gap:7px;margin:12px 0}.study-nav label{display:grid;gap:5px;margin:10px 0}.study-nav select{width:100%;padding:9px;border-radius:5px;background:#fffdf7;color:#22352b;border:1px solid #9eaa9b}.study-nav .btn{min-height:38px;white-space:normal}.game-root.modal-open .study-nav{display:none}.study-nav button:focus-visible,.study-nav select:focus-visible{outline:3px solid #2f6972;outline-offset:3px}
.teacher-tools{border:1px solid #c7d4c9;border-radius:12px;padding:18px;background:#f3f7f3;margin:16px 0}.teacher-tools h3{margin:0 0 8px}.teacher-tools details{margin-top:14px}.teacher-tools summary{cursor:pointer}.teacher-tools li{margin:8px 0}.teacher-tools input,.teacher-tools select{min-height:42px}.demo-banner{padding:20px max(20px,calc((100vw - 1100px)/2));background:#e8f1e6;border-bottom:1px solid #9db396;color:#23392b}.demo-banner p{margin:6px 0}.demo-banner a{color:#245a3d;text-decoration:underline}.teacher-demo-link{display:block;text-align:center;margin:12px;color:#305b48;text-decoration:underline}.teacher-empty{padding:15px;color:#506053}
.title-story{max-width:620px!important;line-height:1.65!important;font-size:clamp(16px,2vw,21px)!important}.source-before[open]{margin-bottom:20px}.room-image-note{position:absolute;bottom:48px;left:20px;right:20px;color:#fff7e7;font-size:12px;text-shadow:0 2px 4px #000;background:#172016b8;padding:6px 10px;border-radius:4px;pointer-events:none}.interior-scene{background-size:cover;background-position:center}.interior-heading{background:linear-gradient(90deg,#152218ed,#1522187a);padding:16px!important;max-width:600px;border-radius:0 0 14px 0}.interior-heading h2{margin:6px 0}.interior-heading p{color:#f4ebda}.room-card{max-height:60vh;overflow:auto}.quest-cinematic img{max-height:300px;object-fit:cover;width:100%}
@media(max-width:700px){.study-nav{top:auto;bottom:18px;left:12px;width:calc(100vw - 24px);padding:12px;max-height:45vh;overflow:auto}.study-nav-actions{margin:8px 0}.study-nav p{margin:4px 0}.study-nav select{padding:7px}.study-nav-head .btn{min-height:32px}.interior-heading{max-width:100%;padding:10px!important}.interior-heading h2{font-size:22px}.interior-heading p{font-size:12px}.room-image-note{bottom:42px;left:8px;right:8px;font-size:10px}.room-card{max-height:53vh}.title-menu{max-width:90vw}.teacher-tools .classroom-actions{align-items:stretch}.teacher-tools label{flex:1;min-width:140px}}
@media print{.study-nav,.demo-banner,.teacher-tools{display:none!important}}
.teacher-home .demo-banner{position:relative;padding:18px;border:1px solid #9db396;border-radius:10px;margin-bottom:24px}

/* Each region owns its space: key art is never underneath the start menu. */
.title-screen{height:100%;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 360px;grid-template-rows:64px minmax(0,1fr) 48px;grid-template-areas:"top top" "art menu" "foot foot";gap:0;padding:0 32px;background:#171c18;color:#f1e7d3;overflow:auto;isolation:isolate}
.title-screen:after{display:none}
.title-topline{grid-area:top;position:relative;inset:auto;display:flex;align-items:center;justify-content:space-between;padding:0 220px 0 0;border-bottom:1px solid #ae936435;z-index:2;font-size:11px;letter-spacing:.12em}
.title-topline>span{padding:0;border:0;background:none;color:#d8cbb4;font-weight:500;max-width:none}
.title-topline button{background:none;border:0;border-bottom:1px solid #a38b6255;color:#d5c4a2;padding:7px 0;font-size:11px}
.title-visual{grid-area:art;position:relative;margin:0 30px 0 -32px;min-width:0;min-height:0;display:grid;grid-template-rows:minmax(0,1fr) 28px;overflow:hidden;align-self:stretch;background:#1b1d18}
.title-visual:before{content:"";position:absolute;inset:-30px;background:linear-gradient(#171c1855,#171c18ee),url('./higgsfield/title.webp') center/cover;filter:blur(22px);opacity:.5;z-index:-1}
.title-visual .title-key-art{position:static;inset:auto;width:100%;height:100%;min-height:0;object-fit:contain;object-position:center;z-index:auto;background:transparent;align-self:center;animation:title-arrive .7s ease-out both}
.title-visual-caption{position:static;text-align:center;font-size:10px;line-height:1.6;letter-spacing:.025em;color:#b4a78e;align-self:center;padding:0 12px}
.title-menu{grid-area:menu;position:relative;inset:auto;bottom:auto;left:auto;width:auto;max-width:none;margin:0;padding:30px 0 30px 30px;align-self:center;border:0;border-left:1px solid #c7a97050;background:none;box-shadow:none;animation:title-arrive .6s .12s ease-out both}
.title-menu:before{display:none}
.title-chapter{font-size:11px;letter-spacing:.35em;color:#bfa67c;margin-bottom:12px}
.title-menu-heading{font-size:32px;letter-spacing:-.04em;font-weight:700;margin:0 0 20px;line-height:1.2;color:#f5ead6}
.title-menu .title-story{font:400 15px/1.8 var(--font-body),sans-serif!important;max-width:none!important;margin:0 0 12px;color:#cec4b1;text-shadow:none;word-break:keep-all}
.title-menu .title-meta{font-size:11px;line-height:1.7;letter-spacing:0;color:#a99c85;margin:0 0 28px}
.title-field-label{font-size:11px;color:#d5c4a4;margin:0 0 9px;letter-spacing:.06em}
.title-difficulty{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0 0 24px}
.title-difficulty button{min-width:0;min-height:52px;border:1px solid #ac956647;background:#ffffff03;padding:10px 8px;font-size:13px;color:#ddd1ba;border-radius:3px;transition:border-color .18s,background .18s}
.title-difficulty button[aria-pressed=true]{background:#ae906124;border-color:#d7b778;color:#ffe6b2;box-shadow:inset 0 -2px #d7b778}
.title-difficulty small{display:block;font-size:10px;margin:4px 0 0;color:#baac94}
.title-buttons{display:grid;gap:10px}
.title-start{width:100%;min-height:55px;flex:none;padding:15px 20px;border:1px solid #ddc18e;border-radius:3px;background:linear-gradient(115deg,#c9ab73,#e6c992);box-shadow:0 6px 18px #0003;font-size:16px;color:#25251c;transition:filter .18s,transform .18s}
.title-continue{width:100%;min-height:45px;border:1px solid #ad94645c;border-radius:3px;background:#ffffff04;color:#eee0c6;font-size:13px;transition:background .18s}
.title-start:hover{filter:brightness(1.08);transform:translateY(-1px)}
.title-continue:hover,.title-difficulty button:hover{background:#a48c6733}
.title-art-note{display:none}
.title-footer{grid-area:foot;position:static;inset:auto;display:flex;justify-content:space-between;align-items:center;border-top:1px solid #ae936430;font-size:10px;color:#998d77;letter-spacing:.05em;gap:16px}
.title-footer span{background:none;padding:0}
.title-screen button:focus-visible,.classroom-return:focus-visible{outline:2px solid #f2d7a3;outline-offset:4px}
.title-screen~.classroom-return{top:14px;left:auto;right:32px;transform:none;max-width:205px;min-height:36px;background:#242c24;color:#e3d5ba;border:1px solid #ab94694d;box-shadow:none;font-size:11px;padding:7px 13px;border-radius:3px}
/* The objective stays compact; secondary tools are explicitly expanded. */
.study-nav{top:auto;bottom:24px;left:24px;width:310px;padding:16px 18px;border:1px solid #b59a655e;border-top:2px solid #baa06f;border-radius:5px;background:#19241feb;color:#f0e3c9;box-shadow:0 10px 35px #0003;backdrop-filter:blur(12px);font-size:13px;line-height:1.5;max-height:calc(100dvh - 110px);overflow:auto}
.study-nav-head strong{font-size:10px;letter-spacing:.12em;color:#c4ad81;font-weight:500}
.study-nav-head .btn{min-height:28px;padding:3px 6px;font-size:10px;color:#bdae93;border:0;background:none}
.study-nav progress{height:3px;margin:8px 0 0;accent-color:#c7ac73}
.study-nav .study-current{font-family:var(--font-title),serif;font-size:17px;line-height:1.5;margin:9px 0 3px;color:#f2e3c6;font-weight:700}
.study-nav small{color:#b8af9d;font-size:10px}
.study-primary{display:flex;gap:6px;margin-top:12px}
.study-nav .btn{border-radius:3px;min-height:36px;font-size:11px}
.study-primary>.primary{flex:1;background:#cdb37e;color:#243025;border:1px solid #e3c795}
.study-tools{border-top:1px solid #a38d6240;margin-top:14px;padding-top:3px}
.study-tools label{font-size:11px;color:#cbbc9e}
.study-nav select{background:#25332b;color:#f0e4cc;border:1px solid #8d805958;font-size:12px;padding:9px}
.game-root~.classroom-return{left:18px;right:auto;top:14px;transform:none;min-height:34px;max-width:190px;background:#17291fde;color:#d9c9a8;border:1px solid #a38b5b66;box-shadow:none;font-size:11px;padding:7px 11px;border-radius:3px}
.game-root:has(.interior-scene)~.classroom-return{display:none}
.game-root:has(.display-popover) .study-nav{visibility:hidden;pointer-events:none}
.display-menu>.btn{font-size:12px;min-height:36px;border-radius:3px;background:#17291fed;color:#e6d6b6}
.interior-heading{max-width:min(470px,calc(100vw - 60px));border-radius:3px;background:#17251eda;backdrop-filter:blur(10px);box-shadow:0 8px 28px #0002}
.room-image-note{left:24px;right:auto;bottom:18px;max-width:calc(100vw - 48px);background:#172016b8;color:#d9d0bc;font-size:10px;padding:4px 8px}
@keyframes title-arrive{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1600px){.title-screen{grid-template-columns:minmax(0,1fr) 420px;padding:0 48px}.title-menu{padding:44px 10px 44px 40px}.title-menu-heading{font-size:38px}.title-visual{margin-left:-48px;margin-right:40px}.title-screen~.classroom-return{right:48px}}
@media(max-width:950px){.title-screen{grid-template-columns:1fr;grid-template-rows:60px max-content max-content max-content;grid-template-areas:"top" "art" "menu" "foot";padding:0 22px}.title-topline{padding-right:190px;font-size:10px}.title-topline>span{font-size:9px}.title-topline button{font-size:10px}.title-visual{margin:0 -22px;grid-template-rows:auto 28px;min-height:0}.title-visual .title-key-art{height:auto;max-height:none;aspect-ratio:2048/1158;object-fit:contain}.title-menu{display:grid;grid-template-columns:1fr 1fr;column-gap:24px;align-self:auto;padding:26px 0;border:0;border-top:1px solid #ab916241}.title-chapter,.title-menu-heading,.title-story,.title-meta{grid-column:1}.title-chapter{grid-row:1}.title-menu-heading{grid-row:2;margin-bottom:12px;font-size:28px}.title-story{grid-row:3/5}.title-meta{grid-row:5;margin-bottom:0!important}.title-field-label{grid-column:2;grid-row:1;margin-bottom:10px}.title-difficulty{grid-column:2;grid-row:2/4;margin-bottom:16px}.title-buttons{grid-column:2;grid-row:4/6}.title-footer{padding:16px 0;font-size:9px}.title-screen~.classroom-return{right:22px;top:13px;max-width:175px;font-size:10px;padding:7px 9px}}
@media(max-width:560px){.title-screen{grid-template-rows:92px max-content max-content max-content;padding:0 20px}.title-topline{padding:0 0 37px;align-items:center;font-size:9px;letter-spacing:.04em}.title-topline>span{font-size:9px}.title-topline button{font-size:10px}.title-screen~.classroom-return{top:53px;left:20px;right:auto;min-height:29px;max-width:220px;padding:5px 9px;font-size:10px}.title-visual{margin:0 -20px}.title-visual-caption{font-size:8px;padding:3px 8px;line-height:1.5}.title-menu{display:block;padding:24px 0 22px}.title-chapter{font-size:9px;margin-bottom:8px}.title-menu-heading{font-size:27px;margin-bottom:12px}.title-menu .title-story{font-size:13px!important;line-height:1.7!important;margin-bottom:8px}.title-menu .title-meta{font-size:10px;margin:0 0 19px!important}.title-field-label{font-size:10px;margin-bottom:8px}.title-difficulty{display:grid;gap:8px;margin-bottom:15px}.title-difficulty button{min-height:43px;padding:8px;font-size:12px}.title-difficulty small{display:inline;margin:0 0 0 8px;font-size:10px}.title-buttons{grid-template-columns:1fr 1fr}.title-buttons:has(>button:only-child){grid-template-columns:1fr}.title-start,.title-continue{min-height:48px;font-size:13px;padding:12px 15px}.title-footer{font-size:8px;line-height:1.5;align-items:flex-start;gap:14px}.title-footer span:first-child{max-width:60%}.study-nav{left:12px;bottom:12px;width:calc(100vw - 24px);padding:12px 14px;max-height:52dvh}.study-nav .study-current{font-size:16px;margin-top:6px}.study-primary{margin-top:9px}.study-nav.is-expanded{max-height:65dvh}.game-root~.classroom-return{left:12px;top:12px;max-width:145px;font-size:9px;min-height:32px}.display-menu>.btn{font-size:10px;min-height:32px}.interior-heading{top:60px;left:12px;max-width:calc(100vw - 24px);padding:12px!important}.interior-heading h2{font-size:20px}.room-image-note{left:8px;bottom:8px;max-width:calc(100vw - 16px);font-size:8px}.reconstruction-label{display:none}}
@media(min-width:951px) and (max-height:650px){.title-screen{grid-template-rows:54px minmax(390px,1fr) 38px}.title-menu{padding-top:14px;padding-bottom:14px}.title-menu-heading{font-size:27px;margin-bottom:13px}.title-menu .title-meta{margin-bottom:15px}.title-difficulty{margin-bottom:15px}.title-difficulty button{min-height:43px}.title-screen~.classroom-return{top:9px}}
@media(prefers-reduced-motion:reduce){.title-visual .title-key-art,.title-menu{animation:none}.title-screen button{transition:none}.title-start:hover{transform:none}}
/* The account entry shares the game's palette; forms retain readable contrast. */
.classroom-shell:has(.classroom-entry){background:linear-gradient(90deg,#0c171b38,#101d17de 70%),url('./fieldwork/shanghai-clerk.png') center/cover fixed;padding:36px max(24px,6vw)}
.classroom-entry{width:min(460px,100%);max-width:460px;margin:0 0 0 auto;padding:30px 32px;background:#17241ff5;border:1px solid #b498655e;border-radius:6px;color:#d8cdb7;box-shadow:0 22px 60px #0005;box-sizing:border-box;font-size:13px;line-height:1.6}
.classroom-entry h1{font-family:var(--font-title),serif;color:#f2e4c7;font-size:27px;line-height:1.4;word-break:keep-all;margin:8px 0 14px}
.classroom-entry h2{color:#eee0c3;font-size:18px;margin-top:22px}
.classroom-entry .classroom-eyebrow{color:#c8ad7d;font-size:10px;letter-spacing:.08em}
.classroom-entry label{color:#d8ccb2;font-size:12px;margin:10px 0}
.classroom-entry input,.classroom-entry select{background:#0d1914;color:#f3e7cc;border:1px solid #96835e70;border-radius:3px;font-size:14px;min-height:43px;padding:9px 12px}
.classroom-entry input::placeholder{color:#958f7c}
.classroom-entry button{background:#22332a;border:1px solid #9a835654;color:#e0d2b6;border-radius:3px;font-size:12px;min-height:40px}
.classroom-entry button:hover{background:#344536}
.classroom-entry .classroom-tabs{gap:8px;margin-top:22px}
.classroom-entry .classroom-tabs button[aria-pressed=true]{color:#f0d39c;background:#b3955c26;border-color:#c0a16e}
.classroom-entry button.primary{background:#d0b47f;color:#1d2a20;border-color:#d7bd8c}
.classroom-entry details{border-top:1px solid #9282613d;padding-top:15px;font-size:11px;line-height:1.8;margin:19px 0}
.classroom-entry .guest-link{border-color:#b19a6977;color:#efdbb2}
.classroom-entry .teacher-demo-link{color:#ccb383;font-size:11px}
.classroom-entry :focus-visible{outline:2px solid #e5c796;outline-offset:3px}
.classroom-entry [role=alert]{color:#ffcba8}
@media(max-width:700px){.classroom-shell:has(.classroom-entry){padding:20px 14px;background:linear-gradient(#122019b8,#122019ed),url('./fieldwork/shanghai-clerk.png') center/cover fixed}.classroom-entry{margin:0 auto;padding:25px 22px}.classroom-entry h1{font-size:25px}}
.game-root~.classroom-return button{background:transparent;color:inherit;border:0;font-size:11px;min-height:28px;padding:3px 7px}
@media(max-width:560px){.room-guidance{bottom:35px;max-width:calc(100vw - 24px);font-size:10px;padding:8px 12px;line-height:1.5}.interior-heading p{font-size:10px;line-height:1.5;margin:6px 0}.interior-heading .btn{min-height:34px;font-size:11px;padding:7px 12px}}

@media(max-width:950px){.title-screen{align-content:start}.title-visual{min-height:calc(100vw * 1158 / 2048 + 28px)}}
.title-buttons.has-save .title-continue{order:-1;min-height:55px;background:linear-gradient(115deg,#c9ab73,#e6c992);color:#25251c;border-color:#ddc18e;font-size:16px;font-weight:700;box-shadow:0 6px 18px #0003}
.title-buttons.has-save .title-start{min-height:45px;background:#ffffff04;color:#ddcfb4;border-color:#ad94645c;font-size:13px;box-shadow:none}
.restart-confirm{max-width:430px;width:100%;padding:28px;background:#1b2a22;border:1px solid #b99d69;border-radius:5px;color:#efe2c5;box-shadow:0 20px 80px #0008;box-sizing:border-box}
.restart-confirm h2{margin:0 0 15px;font-size:24px}.restart-confirm p{font-size:14px;line-height:1.8;color:#cdbfa4}.restart-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}.restart-actions button{min-height:44px;font-size:13px}
@media(max-width:560px){.title-buttons.has-save .title-continue,.title-buttons.has-save .title-start{min-height:48px;font-size:13px}}
.title-screen .title-topline{position:sticky;top:0;background:#171c18}.title-screen:has(.overlay)~.classroom-return{display:none}

/* Shared visual system: a dark game interface with paper-colored source documents. */
:root{--ui-bg:#111c18;--ui-surface:#1a2821;--ui-raised:#223229;--ui-line:#b19a6740;--ui-gold:#d8bb80;--ui-ink:#f2e6cd;--ui-muted:#b5b4a4;--ui-paper:#efe7d3;--ui-radius:8px}
.game-root .btn,.game-library button,.mission-sheet button{font-family:var(--font-body),sans-serif}
.game-root .btn{border-radius:4px;min-height:38px;border-color:var(--ui-line);background:#26362c;color:var(--ui-ink);font-size:12px;transition:background .15s,border-color .15s}
.game-root .btn:hover:not(:disabled){background:#3c4b36;border-color:#b89c64}
.game-root .btn.primary{background:#d2b77d;border-color:#e5c991;color:#17291d;font-weight:700}
.game-root .btn.ghost{background:transparent;color:#c8c5b2}
.game-root button:focus-visible,.library-overlay button:focus-visible,.mission-sheet a:focus-visible{outline:2px solid #f5d997;outline-offset:3px}
.game-root button:disabled{cursor:default}
.ui-eyebrow,.mission-eyebrow{font-family:var(--font-body),sans-serif;font-size:10px;letter-spacing:.08em;color:var(--ui-gold);font-weight:500}
.ui-close{flex:none;width:36px;height:36px;border:1px solid var(--ui-line);border-radius:50%;background:transparent;color:#ddcfb2;font:24px/1 var(--font-body);display:grid;place-items:center;cursor:pointer}
.ui-close:hover{background:#b39c6325;border-color:#ceae6e}
.mission-overlay,.library-overlay,.conversation-overlay{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:24px;background:#091410d4;backdrop-filter:blur(7px);overflow:hidden;color:var(--ui-ink)}
.game-root:has(.mission-overlay,.library-overlay,.conversation-overlay) .display-menu,.game-root:has(.mission-overlay,.library-overlay,.conversation-overlay) .reconstruction-label{visibility:hidden;pointer-events:none}
.game-root:has(.mission-overlay,.library-overlay,.conversation-overlay)~.classroom-return{display:none}
/* Mission: the evidence remains alongside the decision, and actions never scroll away. */
.quest-sheet.mission-sheet{width:min(1180px,100%);height:min(850px,calc(100dvh - 48px));max-height:none;padding:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;background:var(--ui-bg);border:1px solid #baa06b66;border-radius:var(--ui-radius);overflow:hidden;box-shadow:0 25px 90px #0008;outline:none;animation:ui-reveal .2s ease-out}
.mission-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 28px;border-bottom:1px solid var(--ui-line);background:#1c2c23}
.mission-eyebrow{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.mission-eyebrow .tag{font-size:10px;padding:2px 9px;border-radius:20px;background:#bdab7320;border:1px solid #b7a67340;color:#e2cd9a}
.mission-header .quest-title{font-size:25px;line-height:1.4;color:var(--ui-ink);margin:7px 0 0;font-weight:700;word-break:keep-all}
.mission-body{display:grid;grid-template-columns:minmax(300px,.94fr) minmax(0,1.16fr);min-height:0}
.mission-context{min-width:0;min-height:0;overflow:auto;background:#18231d;border-right:1px solid var(--ui-line);overscroll-behavior:contain}
.mission-art{margin:0;position:relative;background:#101b15}.mission-art img{display:block;width:100%;height:170px;object-fit:cover;object-position:center 45%}.mission-art figcaption{position:absolute;bottom:0;left:0;right:0;padding:16px 16px 6px;background:linear-gradient(transparent,#09130edb);font-size:9px;color:#ddd3bb}
.mission-tabs{position:sticky;top:0;z-index:2;display:flex;gap:0;padding:0 22px;background:#1d2c23;border-bottom:1px solid var(--ui-line)}
.mission-tabs button{flex:1;padding:13px 8px;background:none;color:#aeb7a7;border:0;border-bottom:2px solid transparent;font-size:12px;min-height:43px;cursor:pointer}
.mission-tabs [aria-selected=true]{color:#f0d395;border-bottom-color:#d3b87a;background:#b9a27208}
.mission-reference{padding:16px 22px 24px}.mission-reference .source-card{margin:0 0 14px;background:transparent;border:0;border-radius:0;overflow:visible}
.mission-reference .source-head{padding:0 0 12px;background:none;gap:8px;color:#e5dbc5;align-items:flex-start;min-height:38px}.mission-reference .source-kind{font-size:9px;white-space:nowrap;line-height:1.9;background:#bfa775;color:#19251c;border-radius:3px}.mission-reference .source-title{font-size:13px;line-height:1.6;font-weight:600}
.mission-reference .source-body{padding:0;gap:12px}.mission-reference .source-original{padding:16px 18px;border-left:3px solid #ad925c;border-radius:3px;background:var(--ui-paper);color:#26332b;font-family:var(--font-title),serif;font-size:14px;line-height:1.95;box-shadow:0 3px 10px #0002;overflow-wrap:anywhere}
.mission-reference .source-interp{font-size:13px;line-height:1.85;color:#e0dcca}.mission-reference .source-note{font-size:10px;line-height:1.7;color:#baa985}.mission-reference .source-cite{font-size:10px;line-height:1.7;color:#aab3a2;border-color:#a08b5a30;padding-top:12px}.mission-reference .source-link{font-size:11px;color:#e4c992;line-height:1.7;margin:0}
.mission-reference .quest-brief{font-size:14px;line-height:1.9;color:#e2ddcb;margin:0 0 20px}.mission-reference .story-note{margin:0;padding:16px;border:1px solid var(--ui-line);background:#23352b;font-size:13px;line-height:1.8}.mission-reference .story-note span{font-size:10px;color:#cbb683}
.mission-answer{min-width:0;min-height:0;padding:26px 30px;overflow:auto;overscroll-behavior:contain}
.mission-steps{display:flex;gap:15px;align-items:center;padding-bottom:18px;margin-bottom:20px;border-bottom:1px solid var(--ui-line);font-size:10px;color:#778f7f;letter-spacing:.015em}.mission-steps [data-active=true]{color:#e2c585;font-weight:700}
.mission-instruction{font-size:11px;color:#acb5a4;margin:0 0 9px}.mission-answer .quest-question{font-size:20px;line-height:1.7;font-weight:600;color:#f4e9d1;margin:0 0 13px;word-break:keep-all}.mission-answer .selection-hint{font-size:11px;color:#c7b387;padding:6px 0;margin:0 0 12px}
.mission-answer .choices{gap:10px}.mission-answer .choice{padding:15px 16px;gap:13px;border:1px solid #8e91624a;border-radius:6px;background:#1c2a22;color:#eee4cd;min-height:58px;align-items:flex-start;box-shadow:none;transition:background .15s,border-color .15s}
.mission-answer .choice:hover:not(:disabled){background:#2b3c2d;border-color:#c4a770}.mission-answer .choice[data-picked=true]{background:#3a422b;border-color:#d9bc78;box-shadow:inset 3px 0 #d5b87d}.mission-answer .choice[data-verdict=right]{background:#244c37;border-color:#78ae87}.mission-answer .choice[data-verdict=wrong]{background:#4d2f27;border-color:#ce9873}.mission-answer .choice-mark{width:25px;height:25px;border:1px solid #b09b634d;border-radius:4px;color:#ccb98b;font-size:10px;flex-shrink:0}.mission-answer .choice[data-picked=true] .choice-mark{background:#d6b77c;color:#26351f;border-color:#d6b77c}.choice-text{min-width:0;flex:1}.mission-answer .choice-label{font-size:14px;line-height:1.8;word-break:keep-all}.mission-answer .choice-cost{font-size:12px;line-height:1.75;color:#d9dcc7}
.mission-answer .mission-stages{font-size:11px;line-height:1.8;border:1px dashed #b19a6740;background:#182c23;padding:12px;margin:18px 0;color:#c6bd9f}
.mission-support{margin:22px 0 0;border-top:1px solid var(--ui-line);padding-top:14px}.mission-support>summary,.answer-review>summary{font-size:11px;color:#bcbba4;cursor:pointer;min-height:26px}.mission-support .quest-companions,.mission-support .quest-relics{border:0;background:#25332b;margin:12px 0 0;padding:13px;font-size:12px;border-radius:5px}
.mission-footer{display:flex;gap:16px;align-items:center;justify-content:space-between;border-top:1px solid #b7a06b50;background:#202f25;padding:15px 28px}.mission-footer>p{font-size:11px;color:#bcbba7;margin:0}.mission-footer .dialogue-actions{margin:0;flex-wrap:nowrap;gap:10px}.mission-footer .btn{min-height:43px;padding:10px 18px;font-size:12px}.mission-footer .btn:disabled{opacity:.4;cursor:not-allowed}
.mission-result.quest-result{margin:0;padding:0;border:0}.mission-result .verdict{padding:16px 18px;font-size:17px;font-weight:700;border-radius:5px;line-height:1.5}.mission-result .verdict.right{color:#dff4ce;background:#315239;border:1px solid #9bba6b77}.mission-result .verdict.wrong{color:#f5d4a7;background:#4e3d29;border:1px solid #c09c6777}.mission-result h3{font-size:12px;letter-spacing:.03em;color:#d7c08d;margin:24px 0 10px}.mission-result .debrief{font-size:15px;line-height:1.95;color:#e9e2ce}.mission-result .caveat{padding:14px 16px;border-left:2px solid #d3af70;background:#8e784519;margin:18px 0;font-size:12px;line-height:1.8}.mission-result .caveat b{font-size:10px;color:#d9bd80}.mission-result .caveat p{margin:6px 0 0}.answer-review{margin:20px 0;border-top:1px solid var(--ui-line);border-bottom:1px solid var(--ui-line);padding:12px 0}.answer-review .choices{margin-top:12px}.mission-result .story-after{font-size:12px;line-height:1.85;background:#23382a;border:0;border-radius:4px;padding:14px 16px}.mission-rewards{padding:10px 0;color:#d5bc85;font-size:11px}.mission-rewards .gain{font-size:10px}.mission-result>.source-cite{display:block;font-size:10px;line-height:1.7;color:#939f8d}
/* A unified archive replaces the narrow floating utility panels. */
.panel.game-library{position:relative;inset:auto;transform:none;width:min(1140px,100%);height:min(860px,calc(100dvh - 48px));max-height:none;border:1px solid #bba36a66;border-radius:8px;background:var(--ui-bg);display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;padding:0;box-shadow:0 25px 90px #0008;outline:none;animation:ui-reveal .2s ease-out}
.library-head{padding:22px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--ui-line);background:#1e2d24}.library-head h2{font-size:25px;line-height:1.3;font-weight:700;color:#f1e5c9;margin:6px 0 0}.library-layout{display:grid;grid-template-columns:180px minmax(0,1fr);min-height:0}
.library-nav{padding:22px 12px;border-right:1px solid var(--ui-line);background:#17271f;display:flex;flex-direction:column;gap:5px;overflow:auto}.library-nav>button{border:0;background:none;color:#bbc3ae;border-radius:4px;padding:13px 12px;text-align:left;font-size:13px;min-height:46px;cursor:pointer;display:flex;align-items:center;gap:14px}.library-nav>button>span{font-size:10px;font-variant-numeric:tabular-nums;color:#879983}.library-nav>button[aria-current=page]{background:#d0b47c1f;box-shadow:inset 2px 0 #d0b47c;color:#f1d697}.library-nav>button[aria-current=page]>span{color:#d6be89}.library-nav>button:hover{background:#b2aa7220}.library-progress{margin:auto 12px 0;padding-top:28px}.library-progress strong{font-family:var(--font-title);font-size:26px;color:#d1b97e;display:block}.library-progress small{font-size:10px;color:#a8b19a;display:block;margin-top:4px}.library-progress progress{width:100%;height:4px;margin-top:12px;accent-color:#c2a86f}
.panel-body.library-content{padding:24px 30px 40px;overflow:auto;min-height:0;overscroll-behavior:contain}.library-description{font-size:12px;line-height:1.8;color:#abb9a6;margin:0 0 24px;padding-bottom:18px;border-bottom:1px solid var(--ui-line)}
.game-library .list-title{font-family:var(--font-title);font-size:16px;line-height:1.6;color:#e7d7b3}.game-library .list-sub{font-size:12px;line-height:1.85;color:#aab9a5}.game-library .list-item{padding:17px 18px;margin:10px 0;border:1px solid #abb77926;border-radius:6px;background:#1b2e22;box-shadow:none}.game-library .list-item[data-locked=true]{background:#16251c;opacity:.62}.game-library .list-item[data-done=true]{border-left:3px solid #81986b}.game-library .list-item .btn{margin-top:10px;font-size:11px;min-height:34px}.library-quests>section{margin:0 0 28px!important}.library-quests>section>.list-title{padding:4px 0 8px;font-size:18px}.game-library .gain-list{gap:8px}.game-library .gain{background:#314131;border:1px solid var(--ui-line);font-size:11px;padding:6px 10px}
.library-atlas{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;align-content:start}.library-atlas>.library-description,.library-atlas>.list-sub{grid-column:1/-1;margin-bottom:0}.library-atlas .atlas-card{position:relative;min-width:0;margin:0;padding:22px;background:linear-gradient(135deg,#263b2b,#1c2b22);border:1px solid #9b9e663e;border-radius:6px;color:#e6ddc5}.library-atlas .atlas-card[aria-current=true]{border-color:#d0b77d;box-shadow:inset 0 3px #cbb17b}.atlas-card[aria-current=true]:after{content:'현재 위치';display:block;font-size:10px;color:#e1ca93;margin-top:12px}.library-atlas .atlas-name{font-family:var(--font-title);font-size:22px;color:#eddeb9;margin-bottom:4px}.library-atlas .atlas-original{font-size:10px;color:#a2b293}.library-atlas .atlas-period{display:inline-block;border-bottom:1px solid #afa27155;padding:6px 0;font-size:11px;color:#cbb482;margin-top:7px}.library-atlas .atlas-summary{font-size:12px;line-height:1.85;margin-top:14px;color:#cbd2bf}.library-atlas .atlas-note{font-size:10px;line-height:1.75;color:#9fad99;border-color:#9b996343}
.library-timeline .timeline-entry{padding:10px 20px 25px 28px;margin-left:12px;border-left:1px solid #b7a47055}.library-timeline .timeline-entry:before{width:9px;height:9px;left:-5px;top:16px;border:2px solid #cfb578;background:#14291c;box-shadow:0 0 0 5px #203025}.library-timeline .timeline-date{font-size:11px;color:#d3b97e;margin-bottom:6px;letter-spacing:.06em}.library-timeline .timeline-title{font-family:var(--font-title);font-size:18px;color:#ede0c1;margin-bottom:7px}.library-timeline .timeline-detail{font-size:13px;line-height:1.85;color:#bccbb5}.library-timeline .timeline-note{font-size:10px;line-height:1.75;color:#9cac94;margin-top:9px}
.game-library .relic-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:22px 0}.game-library .relic-cell{padding:8px;border-radius:6px;background:#213126;border-color:#9b925442;transition:background .15s,border-color .15s}.game-library .relic-cell[aria-pressed=true]{padding:7px;border-color:#e1c387;background:#39452d}.game-library .relic-cell b{font-size:12px;margin:9px 4px 5px}.game-library .relic-cell small{font-size:10px;margin:3px 4px;color:#afa986}.game-library .relic-icon{border-radius:3px}.game-library .relic-search input{padding:12px;background:#132219;border:1px solid #a9956054;border-radius:4px;font-size:13px}.game-library .relic-filters{gap:7px}.game-library .relic-filters .btn{padding:7px 12px;min-height:34px;font-size:11px}.game-library .relic-detail{padding:22px;background:#213629;border:1px solid #a1915e6b}.game-library .relic-detail h3{font-size:23px}.game-library .relic-detail p{font-size:13px;line-height:1.9}.game-library .relic-detail header>.relic-icon{flex-basis:150px}.game-library .relic-loadout-slot{background:#162b1e;border-color:#8d976566;min-height:82px;font-size:11px}.game-library .relic-investigation{background:#172c1e;border-color:#9a976855;padding:18px}.game-library .relic-effect{background:#162b1f;border-color:#ceb77a;padding:15px}.game-library .relic-source{font-size:11px;line-height:1.8;color:#c8d9b6}
.game-library .companion-camp>h3{font-size:23px;color:#ecdcb9}.game-library .companion-card{background:#203329;border:1px solid #a795624a;border-radius:6px;padding:20px;margin-bottom:14px}.game-library .companion-camp p{font-size:13px;line-height:1.85;color:#bac6ad}.game-library .companion-card header{gap:18px}.game-library .companion-card header b{color:#d5dca8}.game-library .party-item{padding-left:105px;min-height:112px}.game-library .actor-portrait.party-portrait{width:68px;height:80px;left:17px;top:18px;margin:0}.library-help>div>p{font-size:13px;line-height:2;margin:18px 0;padding:18px;background:#1e3025;border:1px solid #a9986140;border-radius:5px}
/* A character encounter is a conversation, rather than another long utility box. */
.conversation-overlay{place-items:end center;padding:28px;background:linear-gradient(#08130e50,#08130ebd);backdrop-filter:blur(3px)}
.dialogue.conversation-sheet{position:relative;inset:auto;transform:none;width:min(950px,100%);max-height:calc(100dvh - 56px);padding:0;overflow:auto;display:grid;grid-template-columns:205px minmax(0,1fr);background:#18291f;border:1px solid #b39c6e66;border-radius:8px;box-shadow:0 20px 80px #0007;outline:none}
.conversation-person{padding:24px;background:linear-gradient(#34452d,#203224);border-right:1px solid var(--ui-line)}
.conversation-person .actor-portrait.dialogue-portrait{width:150px;height:172px;max-width:100%;border:1px solid #bca06e;border-radius:4px;margin-bottom:18px;object-fit:cover;object-position:top}.conversation-person h2{font-size:27px;margin:7px 0;color:#f3e0b5}.conversation-person>p{font-size:10px;line-height:1.85;color:#c2c9ad;margin:6px 0}.conversation-person .dialogue-role{font-size:12px;color:#d2d5bc}
.conversation-content{position:relative;padding:30px 34px 24px;min-width:0}.conversation-content>.ui-close{position:absolute;top:18px;right:18px}.conversation-content>.ui-eyebrow{margin-bottom:19px;padding-right:45px}.conversation-content .dialogue-body{font-size:16px;line-height:1.95;color:#e6e3ce}.conversation-mission{margin:22px 0 18px;padding:18px 20px;border:1px solid #b39a654d;background:#253c2a;border-radius:5px}.conversation-mission h3{font-size:18px;color:#e3cd9a;margin:7px 0}.conversation-mission p{font-size:13px;line-height:1.8;color:#d2d9bd;margin:0}.conversation-sources{font-size:10px;color:#9dab94;line-height:1.9}.conversation-sources summary{cursor:pointer;padding:5px 0}.conversation-sources a{color:#d0bc84}.conversation-content .dialogue-actions{margin-top:20px;padding-top:18px;border-top:1px solid var(--ui-line)}
/* Tutorial, journal, rooms and combat briefing follow the same typography and spacing. */
.tutorial-overlay{position:fixed;z-index:90;backdrop-filter:blur(6px);background:#09170bd4}.tutorial-card.frame{border:1px solid #baa36f77;border-radius:8px;max-width:540px;padding:36px 42px;background:#203427;box-shadow:0 24px 70px #0006}.tutorial-icon{font-size:32px}.tutorial-title{font-size:25px;margin:18px 0;color:#e9d4a5}.tutorial-body{font-size:14px;line-height:1.95;color:#d0dcc4}.tutorial-step{font-size:10px;color:#bba574}.tutorial-card .dialogue-actions{justify-content:center;gap:12px;margin-top:22px}
.journal-overlay{background:#0a190edb;backdrop-filter:blur(6px);padding:24px}.journal-sheet{background:#182d20;border:1px solid #baa36f66;border-radius:8px;padding:28px 36px;max-height:calc(100dvh - 48px)}.journal-sheet h2{font-size:30px;color:#f0dfb7;margin:12px 0 20px}.journal-sheet p{font-size:13px;line-height:1.95;color:#c9d6bb}.journal-sheet .story-note{background:#263d2b;border-color:#9c995a4d;padding:18px;font-size:13px}.journal-stats{border:0;gap:12px}.journal-stats span{background:#28422d;border:1px solid #a5985f40;border-radius:6px;padding:18px;font-size:11px;color:#c5cdb0}.journal-stats b{font-size:32px;color:#e7cb88}.journal-sheet textarea{border:1px solid #a5966459;border-radius:5px;background:#10271a;color:#e5e6cd;padding:14px;font-size:14px;line-height:1.8}.journal-timeline section{padding:0 0 26px 25px;border-color:#9e8f5c88}.journal-timeline h3{font-size:19px;color:#dbc490}.journal-entry{padding:14px 0;border-color:#b2b07d28;font-size:13px}.journal-entry small{font-size:10px;color:#97ad8e}.journal-sheet .dialogue-actions{position:sticky;bottom:-28px;padding:16px 0;background:#182d20;border-top:1px solid var(--ui-line)}
.room-card{background:#1d3327;border:1px solid #c0a66c66;border-radius:6px;padding:24px;box-shadow:0 14px 50px #0007}.room-card h3{color:#edd3a0;font-size:22px;margin-top:8px}.room-card p{font-size:13px;line-height:1.9;color:#c8d6be}.room-quests .btn{text-align:left;border-radius:4px;padding:12px;line-height:1.7}.combat-pause article{background:#1a3226;border-radius:8px;border-color:#b9a16a88;padding:28px 34px}.combat-pause h2{font-size:28px}.combat-pause p{font-size:13px;line-height:1.85}.combat-pause .combat-history{background:#11291c;border-color:#a58d58;color:#aec5a7;font-size:11px}.combat-pause-actions{padding-top:15px;border-top:1px solid var(--ui-line)}.combat-launcher{background:linear-gradient(120deg,#30452d,#1b2e22);border:1px solid #b1a36566;border-radius:6px}
/* Student workspaces and teaching pages keep the same identity with a light reading surface. */
@media screen{
.classroom-page{background:#edf0e7;color:#293a2e;line-height:1.8;padding:32px max(24px,calc((100vw - 1080px)/2));font-size:14px}
.classroom-page .classroom-header,.worksheet-web>header{background:#1e3428;color:#d9ddc7;padding:26px 30px;margin:0 0 26px;border:1px solid #a99c6a40;border-radius:8px;gap:20px}
.classroom-page .classroom-header h1,.worksheet-web>header h1{font-family:var(--font-title),serif;color:#f0dfb9;font-size:29px;line-height:1.4;margin:7px 0}.classroom-header p{font-size:12px;color:#becbb5;margin:0!important}.classroom-header button{background:#314634;color:#e4d9b8;border-color:#879568}
.classroom-page h2{font-family:var(--font-title);font-size:21px;color:#2d472f;line-height:1.5}.classroom-page h3{font-size:16px;color:#365238}.classroom-page section{padding:24px;background:#fafbf6;border:1px solid #cad2bf;border-radius:7px;margin:20px 0}.classroom-page button{min-height:40px;border-radius:4px;border-color:#acb9a1;color:#344d36;font-size:12px;background:#f7f9f0}.classroom-page button.primary{background:#2d5039;border-color:#2d5039;color:#fff9df}.classroom-page button:hover:not(:disabled){background:#dce6d1}.classroom-page button.primary:hover:not(:disabled){background:#3e6145}.classroom-page label{color:#3e5339;font-size:12px}.classroom-page input,.classroom-page select,.classroom-page textarea{background:#fffef8;border:1px solid #b7c3a9;color:#2e4430;border-radius:4px;font-size:14px;padding:11px 13px}.classroom-page :focus-visible{outline:2px solid #617949;outline-offset:3px}.classroom-page small,.classroom-caption{color:#69795f;font-size:11px}.classroom-stats{gap:14px;align-items:stretch}.classroom-stats>div{flex:1;min-width:130px;background:#e5ecdc;border:1px solid #c0cdb1;border-radius:6px;padding:16px 20px}.classroom-stats b,.classroom-stats strong{font-size:30px;color:#385539}.classroom-table{overflow:auto;border:1px solid #c9d4bc;border-radius:6px;margin-top:20px;background:#fffef8}.classroom-table table{width:100%;border-collapse:collapse}.classroom-table caption{text-align:left;padding:14px 18px;color:#56704a;font-size:12px}.classroom-table th{background:#e6eddc;color:#405b36;padding:13px 16px;font-size:11px;white-space:nowrap}.classroom-table td{padding:14px 16px;border-bottom:1px solid #e1e6d7;font-size:12px}.teacher-tools{background:#edf2e4!important;border-color:#c5d0b6!important}.teacher-tools .classroom-actions{gap:18px}.teacher-tools .classroom-actions label{flex:1}.teacher-tools select{width:100%}.teacher-empty{padding:22px;color:#6b7a5f}.teacher-home .demo-banner{background:#e0e9d5;border-color:#bbcbaa;color:#365132;font-size:12px}.teacher-home .demo-banner a{color:#4d6d3c}.form-message{font-size:12px;line-height:1.8;color:#476a3c;border-left:3px solid #9ba46c;padding:12px 16px;background:#e6eddc;border-radius:3px}
.worksheet-web{padding-left:max(20px,calc((100vw - 900px)/2));padding-right:max(20px,calc((100vw - 900px)/2));padding-bottom:35px}.worksheet-web>button:first-child{margin-bottom:18px}.worksheet-web>header{padding:26px 32px;margin:0 0 24px}.worksheet-web>header p{color:#c9d4b7;font-size:12px}.worksheet-web>header ul{padding-left:18px;font-size:12px;color:#bcccaa;line-height:1.9}.worksheet-web section{padding:26px 30px;margin:18px 0;background:#fffdf4;box-shadow:0 3px 10px #30422706}.worksheet-web h2{font-size:20px;border-bottom:1px solid #d8ddc7;padding-bottom:15px;margin-bottom:20px}.worksheet-web h2 small{font-size:10px;border:1px solid #c0cbaa;border-radius:20px;padding:3px 9px;white-space:nowrap}.worksheet-web blockquote{background:#e9efdd;border-left:3px solid #9b9c5e;padding:18px 20px;border-radius:3px;font-size:13px;line-height:1.9}.worksheet-web textarea{min-height:140px;line-height:1.9;resize:vertical}.worksheet-web .radio-line{padding:10px 12px;border:1px solid #d2dcc4;border-radius:4px;background:#f5f7ec;font-size:13px;line-height:1.7}.worksheet-web .radio-line:has(input:checked){border-color:#7f995c;background:#e7efd7}.worksheet-web .radio-line input{accent-color:#5e7d44}.worksheet-web fieldset{margin-top:24px}.worksheet-web>.classroom-actions{position:sticky;bottom:0;padding:16px;background:#f4f6e9f5;border:1px solid #c4d0b2;border-radius:6px;box-shadow:0 -5px 20px #30422710;backdrop-filter:blur(10px);gap:10px;z-index:2}.worksheet-web>.form-message{margin-bottom:0}.worksheet-web footer{font-size:11px;line-height:1.9;color:#738061;padding:14px 0}.worksheet-web a{color:#536e3b}
}
@keyframes ui-reveal{from{opacity:0}to{opacity:1}}
@media(max-width:850px){.mission-body{grid-template-columns:minmax(260px,.9fr) minmax(0,1.1fr)}.mission-answer{padding:20px}.mission-reference{padding:16px}.mission-header{padding:18px 22px}.mission-header .quest-title{font-size:22px}.mission-answer .quest-question{font-size:18px}.mission-steps{gap:8px;font-size:9px}.library-layout{grid-template-columns:150px minmax(0,1fr)}.library-nav{padding:15px 8px}.library-nav>button{padding:12px 10px;gap:9px}.panel-body.library-content{padding:22px}.game-library .relic-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.conversation-sheet.dialogue{grid-template-columns:170px minmax(0,1fr)}.conversation-person{padding:20px}.conversation-person .actor-portrait.dialogue-portrait{width:128px;height:150px}.conversation-content{padding:26px}.library-atlas{grid-template-columns:1fr}}
@media(max-width:640px){
.mission-overlay,.library-overlay{padding:8px}.quest-sheet.mission-sheet,.panel.game-library{width:100%;height:calc(100dvh - 16px);border-radius:6px}.mission-header{padding:13px 16px;gap:12px}.mission-header .quest-title{font-size:19px;line-height:1.45;margin-top:6px}.mission-eyebrow{font-size:9px;gap:8px}.ui-close{width:32px;height:32px;font-size:22px}.mission-body{display:block;overflow:auto;min-height:0;overscroll-behavior:contain}.mission-context{overflow:visible;border-right:0;border-bottom:1px solid var(--ui-line)}.mission-art img{height:140px}.mission-tabs{position:static;padding:0 16px}.mission-reference{padding:14px 16px}.mission-reference .source-original{font-size:13px;padding:13px 15px}.mission-reference .source-title{font-size:12px}.mission-reference .source-interp{font-size:12px;line-height:1.85}.mission-answer{overflow:visible;padding:20px 16px}.mission-answer .quest-question{font-size:18px}.mission-steps{font-size:9px;gap:14px;margin-bottom:16px}.mission-answer .choice{padding:13px 12px;gap:10px}.mission-answer .choice-label{font-size:13px;line-height:1.8}.mission-footer{padding:10px 12px;gap:8px;align-items:center;flex-wrap:wrap}.mission-footer>p{width:100%;font-size:10px}.mission-footer .dialogue-actions{width:100%;justify-content:flex-end;gap:8px}.mission-footer .btn{min-height:42px;font-size:11px;padding:9px 13px}.mission-footer .btn.primary{flex:1}.mission-result .debrief{font-size:14px;line-height:1.95}.mission-result .verdict{font-size:15px}.library-head{padding:16px 18px}.library-head h2{font-size:22px}.library-layout{display:flex;flex-direction:column;min-height:0}.library-nav{flex-direction:row;flex:none;overflow-x:auto;overflow-y:hidden;padding:8px;border:0;border-bottom:1px solid var(--ui-line);gap:4px;scrollbar-width:thin}.library-nav>button{flex:none;min-height:39px;padding:9px 12px;font-size:11px;gap:6px;white-space:nowrap}.library-nav>button>span{font-size:8px}.library-nav>button[aria-current=page]{box-shadow:inset 0 -2px #d0b47c}.library-progress{display:none}.panel-body.library-content{flex:1;padding:18px 16px 28px}.library-description{font-size:11px;margin-bottom:18px;padding-bottom:14px}.game-library .list-title{font-size:15px}.game-library .list-sub{font-size:11px}.game-library .list-item{padding:14px}.library-atlas .atlas-card{padding:18px}.library-atlas .atlas-name{font-size:21px}.library-timeline .timeline-title{font-size:17px}.library-timeline .timeline-entry{padding-left:22px;margin-left:6px}.library-timeline .timeline-detail{font-size:12px}.game-library .relic-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.game-library .relic-detail{padding:16px}.game-library .relic-detail header{align-items:flex-start;gap:12px}.game-library .relic-detail header>.relic-icon{flex-basis:100px}.game-library .relic-detail h3{font-size:18px}.game-library .party-item{padding-left:95px}.game-library .companion-card{padding:15px}.conversation-overlay{padding:10px;place-items:end center}.dialogue.conversation-sheet{display:block;max-height:calc(100dvh - 20px);border-radius:6px}.conversation-person{display:grid;grid-template-columns:76px 1fr;column-gap:16px;padding:18px 20px;border-right:0;border-bottom:1px solid var(--ui-line)}.conversation-person .actor-portrait.dialogue-portrait{grid-column:1;grid-row:1/6;width:76px;height:91px;margin:0}.conversation-person>.ui-eyebrow{grid-column:2}.conversation-person h2{grid-column:2;font-size:23px;margin:4px 0}.conversation-person>p{grid-column:2;margin:2px 0;font-size:9px}.conversation-person .dialogue-role{font-size:11px}.conversation-content{padding:20px}.conversation-content>.ui-eyebrow{margin-bottom:15px}.conversation-content .dialogue-body{font-size:14px;line-height:1.9}.conversation-mission{padding:15px;margin:18px 0 14px}.conversation-mission h3{font-size:17px}.conversation-mission p{font-size:12px}.conversation-content .dialogue-actions{position:sticky;bottom:-20px;background:#18291f;margin:18px -4px -4px;padding:13px 4px;gap:7px}.tutorial-card.frame{padding:27px 24px}.tutorial-title{font-size:22px}.tutorial-body{font-size:13px}.journal-overlay{padding:8px}.journal-sheet{width:100%;max-height:calc(100dvh - 16px);padding:22px 20px}.journal-sheet h2{font-size:24px}.journal-stats{gap:7px}.journal-stats span{padding:12px 5px;font-size:10px}.journal-stats b{font-size:26px}.journal-sheet .dialogue-actions{bottom:-22px;gap:7px}.journal-entry{font-size:12px;gap:8px}.journal-entry .btn{padding:6px 9px;font-size:10px;flex:none}.room-card{padding:18px}.combat-pause article{padding:24px 20px}.combat-pause h2{font-size:23px}.combat-pause p{font-size:12px}
}
@media screen and (max-width:640px){.classroom-page{padding:18px 14px;font-size:13px}.classroom-page .classroom-header,.worksheet-web>header{padding:22px 20px;gap:14px}.classroom-page .classroom-header h1,.worksheet-web>header h1{font-size:24px}.classroom-page section{padding:20px 16px}.classroom-page h2{font-size:19px}.classroom-stats{gap:8px}.classroom-stats>div{min-width:80px;padding:12px 10px}.classroom-stats b,.classroom-stats strong{font-size:24px}.worksheet-web>header{margin-bottom:20px}.worksheet-web h2{font-size:18px}.worksheet-web>.classroom-actions{padding:10px;gap:6px}.worksheet-web>.classroom-actions button{flex:1;font-size:11px;padding:9px 8px}.worksheet-web .radio-line{font-size:12px}.teacher-tools .classroom-actions{gap:10px}}
@media(prefers-reduced-motion:reduce){.mission-sheet,.game-library{animation:none}.game-root .btn,.mission-answer .choice{transition:none}}
@media print{.mission-overlay,.library-overlay,.conversation-overlay{display:none!important}.journal-overlay{position:static;background:white;padding:0}.journal-sheet{background:white;color:black;border:0;box-shadow:none;max-height:none;overflow:visible;width:100%;padding:0}.journal-sheet p,.journal-sheet h2,.journal-sheet h3,.journal-stats b,.journal-entry{color:black}.journal-stats span,.journal-sheet .story-note{background:white;color:black;border-color:#aaa}.journal-sheet textarea{background:white;color:black}.journal-sheet .dialogue-actions{display:none}.worksheet-web>.classroom-actions,.worksheet-web>.form-message{display:none}}

.mission-tabs .mission-jump{display:none}@media(max-width:640px){.mission-tabs .mission-jump{display:block;color:#edcd88;font-weight:700}.mission-tabs{position:sticky;top:0;z-index:2;background:#192c22}.mission-answer{scroll-margin-top:8px}}

.mission-footer .btn.primary,.conversation-content .btn.primary{background:#d2b77d;border-color:#e5c991;color:#17291d;font-weight:700}.mission-footer .btn.primary:hover:not(:disabled),.conversation-content .btn.primary:hover:not(:disabled){background:#e5cb91}.mission-footer .btn.primary:disabled{opacity:.45}.journal-overlay~.display-menu,body:has(.journal-overlay) .display-menu{display:none}

@media screen{.classroom-page header h2,.classroom-page header h3{color:#efddb3}.classroom-page header p{color:#cbd8bd}}

.title-difficulty{grid-template-columns:repeat(3,minmax(0,1fr))!important}.title-difficulty button{min-width:0;padding:13px 6px}.level-description{font-size:12px;line-height:1.7;color:#e1d3b0;margin:12px 0 5px}.level-save-note{font-size:10px;line-height:1.65;color:#a8b49e;margin:0 0 16px}.elementary-hint{background:#2a4231;border-left:3px solid #d2b77d;border-radius:4px;padding:12px 15px;margin:16px 0;color:#ede5cc;font-size:13px;line-height:1.8}.elementary-hint strong{color:#e9cc8f;font-size:11px}.elementary-hint p{margin:5px 0 0}.game-level-picker{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin:0 0 18px;color:#d4c39a;font-size:12px}.game-level-picker select{background:#213b2c;color:#efe3c3;border:1px solid #a6906266;border-radius:4px;padding:8px 12px;max-width:100%}@media(max-width:640px){.title-difficulty button{padding:10px 3px}.title-difficulty small{font-size:10px}.level-description{font-size:12px}.game-level-picker{justify-content:space-between;font-size:11px}.game-level-picker select{max-width:190px}}

.source-card[data-level=elementary] .source-body{display:flex;flex-direction:column;gap:12px}.source-card[data-level=elementary] .source-interp{order:-1;font-size:15px;line-height:1.95;background:#f1ead6;color:#293c2c;padding:16px;border-radius:4px}.source-original-fold summary{font-size:12px;color:#d9c99e;cursor:pointer;padding:8px 0}

.letter-page{max-width:1180px}.letter-kicker{color:#b99250;font-size:.8rem;letter-spacing:.1em}.letter-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:28px;margin-top:28px}.letter-guide{padding:24px;background:#192b32;border:1px solid #496064;border-radius:12px;align-self:start}.letter-guide li{margin:12px 0;line-height:1.8}.letter-page .letter-paper{background:#f2e9d6;color:#2d302d;border:1px solid #b69b68;padding:32px;box-shadow:0 16px 45px #0004;border-radius:6px}.letter-paper label{display:grid;gap:10px;font-weight:600}.letter-paper textarea,.letter-paper select{background:#fffaf0;color:#252d2c;border:1px solid #a99b7f;width:100%;box-sizing:border-box;padding:12px;line-height:1.9;border-radius:6px;font:inherit}.letter-paper textarea{line-height:2;resize:vertical;min-height:260px}.letter-paper textarea:disabled{opacity:1;background:transparent}.letter-salutation{font-family:serif;font-size:1.55rem;margin:26px 0}.letter-paper .classroom-caption{color:#55594d}.letter-check{display:flex!important;align-items:flex-start;gap:10px!important;margin:20px 0;font-size:.95rem;line-height:1.7}.letter-check input{width:19px!important;min-width:19px;height:19px;margin-top:4px;accent-color:#416456}.letter-status{border-left:3px solid #ba9555;background:#7e98731c;padding:15px;margin:18px 0;overflow-wrap:anywhere}.teacher-letters{margin-top:28px!important}.teacher-letters summary{cursor:pointer;padding:14px 0;line-height:1.6;font-weight:600}.letter-config{display:grid;grid-template-columns:1fr 1fr auto;gap:16px;align-items:end;margin:20px 0}.letter-config label,.letter-receipt label{display:grid;gap:8px}.letter-config input,.letter-receipt input{min-width:0;width:100%;box-sizing:border-box}.letter-record{border-top:1px solid #546362;margin-top:12px;padding:5px 0 15px}.letter-original{background:#f2e9d6;color:#2d302d;padding:25px;border-radius:5px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:2}.letter-receipt{display:grid;gap:12px;max-width:720px;margin:20px 0}.teacher-letters button:disabled,.letter-page button:disabled{opacity:.45;cursor:not-allowed}.teacher-letters p{overflow-wrap:anywhere}.letter-page :focus-visible,.teacher-letters :focus-visible{outline:3px solid #cb9b44;outline-offset:4px}@media(max-width:760px){.letter-layout{grid-template-columns:1fr}.letter-guide{padding:18px}.letter-page .letter-paper{padding:20px}.letter-config{grid-template-columns:1fr}.letter-page .classroom-header{align-items:flex-start;gap:15px}.letter-page h1{font-size:1.5rem}.letter-page .classroom-actions{display:flex;flex-wrap:wrap}.letter-page{padding:20px 14px!important}}
.letter-page .letter-guide,.letter-page .letter-guide p,.letter-page .letter-guide li{color:#e9e6d9}.letter-page .letter-guide h2,.letter-page .letter-guide h3{color:#e9c789}

.easy-mission-guide{padding:18px 20px;background:#eef1df;color:#24392c;border:1px solid #9baf91;border-radius:8px;margin-bottom:16px}.easy-mission-guide h3{font-size:15px;color:#25442f;margin:15px 0 5px}.easy-mission-guide p{font-size:15px;line-height:1.85;margin:6px 0}.easy-mission-guide .easy-guide-label{font-size:12px;font-weight:700;color:#546345}.easy-mission-guide small{display:block;margin-top:14px;line-height:1.7;color:#48563e}.easy-words{background:#f4ecd9;color:#283a2e;border:1px solid #b4a377;border-radius:7px;padding:14px 18px;margin:16px 0}.easy-words summary{font-weight:700;color:#3d4b32;font-size:15px;cursor:pointer;line-height:1.6}.easy-words dl{display:grid;gap:14px;margin:16px 0 4px}.easy-words dt{font-weight:700;font-size:15px;color:#2d513c}.easy-words dd{margin:3px 0 0;line-height:1.85;font-size:14px}.easy-words label{display:grid;gap:8px;margin-top:16px;font-size:14px}.easy-words input{padding:12px;border-radius:5px;border:1px solid #899379;background:#fffaf1;color:#25342a;max-width:100%;font:inherit}.easy-words:not([open]){padding:13px 18px}.easy-word{font:inherit!important;color:inherit!important;text-decoration:underline;text-decoration-style:dotted;text-underline-offset:4px;min-height:28px;padding:0 2px!important;border:0;background:transparent;cursor:pointer}.easy-pop{display:block!important;position:static!important;width:auto!important;max-width:none!important;white-space:normal!important;background:#fff7de!important;color:#233a2b!important;border:2px solid #b18c46!important;padding:16px!important;font-size:15px!important;line-height:1.9!important;margin:12px 0!important;box-shadow:none!important}.easy-pop strong,.easy-pop span{display:block}.easy-pop button{margin-top:10px}.easy-retry{background:#f1e6c9;color:#3c382a;padding:18px;border-left:4px solid #a66d27;border-radius:5px;margin:16px 0}.easy-retry h3{color:#76501d;font-size:16px}.easy-retry p{font-size:15px;line-height:1.85}.mission-sheet[data-easy=true] .quest-question{font-size:22px;line-height:1.7}.mission-sheet[data-easy=true] .choice-label{font-size:16px;line-height:1.8}.mission-sheet[data-easy=true] .choice{padding:15px}.mission-sheet[data-easy=true] .source-interp{font-size:16px;line-height:1.95}.mission-sheet[data-easy=true] .source-interp:before{content:'자료를 쉽게 읽어요';display:block;font-size:13px;font-weight:700;margin-bottom:10px;color:#4f6143}.easy-words :focus-visible,.easy-word:focus-visible{outline:3px solid #ba8335;outline-offset:3px}@media(max-width:640px){.easy-mission-guide{padding:16px}.easy-words{padding:14px}.mission-sheet[data-easy=true] .quest-question{font-size:19px}.easy-pop{font-size:14px!important}.easy-words dl{gap:12px}}
.easy-pop strong{color:#294b35!important}.tutorial-body .easy-pop{font-size:14px!important}.tutorial-body .easy-pop .btn{width:auto}

/* Teacher workspace: explicit text/surface pairs keep game typography out of forms and records. */
.classroom-page.teacher-home{--font-title:Pretendard,Arial,sans-serif;--font-body:Pretendard,Arial,sans-serif;background:#f3f5f7;color:#1f2937;font-family:Pretendard,Arial,sans-serif;font-size:16px;line-height:1.75;color-scheme:light}
.classroom-page.teacher-home *{font-family:Pretendard,Arial,sans-serif!important;text-shadow:none}
.classroom-page.teacher-home :is(h1,h2,h3,h4){color:#172b23;letter-spacing:-.025em;font-weight:700;line-height:1.45}
.classroom-page.teacher-home h1{font-size:30px}.classroom-page.teacher-home h2{font-size:23px}.classroom-page.teacher-home h3{font-size:18px}.classroom-page.teacher-home h4{font-size:16px}
.classroom-page.teacher-home :is(p,li,dt,dd){color:#1f2937;font-size:16px;line-height:1.75}
.classroom-page.teacher-home section{background:#fff;border:1px solid #cbd5df;border-radius:10px;padding:24px;margin:24px 0;box-shadow:0 2px 8px #162c2205}
.classroom-page.teacher-home .classroom-header{background:#fff;color:#1f2937;border:0;border-bottom:1px solid #d6dee5;border-radius:0;padding:0 0 18px;margin:0 0 20px;gap:16px}
.classroom-page.teacher-home .classroom-header :is(h2,h3,h4){color:#172b23;margin:0}
.classroom-page.teacher-home .classroom-header p{color:#475569;font-size:14px}
.classroom-page.teacher-home>header.classroom-header{background:#173c30;color:#fff;padding:28px 30px;border-radius:12px;border:1px solid #173c30;margin-bottom:28px}
.classroom-page.teacher-home>header.classroom-header h1{color:#fff;margin:7px 0 0;font-weight:750}
.classroom-page.teacher-home>header.classroom-header p{color:#e0eee7;font-size:15px}
.classroom-page.teacher-home :is(label,summary){color:#24352d;font-size:15px;line-height:1.65;font-weight:650}
.classroom-page.teacher-home summary{padding:10px 0;cursor:pointer}
.classroom-page.teacher-home :is(input,select,textarea){background:#fff;color:#1f2937;border:1px solid #788a9a;border-radius:6px;font-size:16px;padding:11px 13px;min-height:44px;line-height:1.5}
.classroom-page.teacher-home input::placeholder,.classroom-page.teacher-home textarea::placeholder{color:#596779;opacity:1}
.classroom-page.teacher-home option{background:#fff;color:#1f2937}
.classroom-page.teacher-home button{background:#fff;color:#204937;border:1px solid #769182;border-radius:6px;font-size:15px;font-weight:650;min-height:44px;line-height:1.5;padding:10px 16px;white-space:normal}
.classroom-page.teacher-home button:hover:not(:disabled){background:#e5f0e9;color:#153d2b;border-color:#38654c}
.classroom-page.teacher-home button.primary{background:#20563f;border-color:#20563f;color:#fff}
.classroom-page.teacher-home button.primary:hover:not(:disabled){background:#163e2d;color:#fff}
.classroom-page.teacher-home button:disabled{opacity:1;color:#586574;background:#eef1f4;border:1px dashed #9ba8b4;cursor:not-allowed}
.classroom-page.teacher-home :focus-visible{outline:3px solid #1d6fa5;outline-offset:3px}
.classroom-page.teacher-home :is(small,.classroom-caption,.teacher-empty){color:#475569;font-size:14px;line-height:1.75}
.classroom-page.teacher-home a{color:#18593e;text-decoration:underline;text-underline-offset:3px;font-size:15px}
.classroom-page.teacher-home .classroom-stats{gap:16px}
.classroom-page.teacher-home .classroom-stats>div{background:#edf4f0;color:#244334;border:1px solid #bccfc2;border-radius:8px;padding:18px 22px;font-size:15px}
.classroom-page.teacher-home .classroom-stats :is(b,strong){color:#153e2c;font-size:32px;font-weight:750;font-variant-numeric:tabular-nums}
.classroom-page.teacher-home .class-code{color:#364454;font-size:15px}.classroom-page.teacher-home .class-code strong{color:#183c2d;font-size:28px;font-weight:750;letter-spacing:2px}
.classroom-page.teacher-home .teacher-tools{background:#f0f5f2!important;border-color:#bfcec4!important;padding:20px;box-shadow:none}
.classroom-page.teacher-home .classroom-table{background:#fff;border:1px solid #bccbd4;border-radius:8px;overflow:auto;max-width:100%}
.classroom-page.teacher-home .classroom-table table{background:#fff;color:#1f2937;min-width:650px}
.classroom-page.teacher-home .classroom-table caption{background:#fff;color:#354553;font-size:15px;font-weight:650;padding:16px;margin:0}
.classroom-page.teacher-home .classroom-table th{background:#e9eff3;color:#253b49;font-size:14px;font-weight:700;padding:14px 16px;border:1px solid #c5d0d8}
.classroom-page.teacher-home .classroom-table td{background:#fff;color:#1f2937;font-size:15px;padding:15px 16px;border:1px solid #d3dce3;line-height:1.65;font-variant-numeric:tabular-nums}
.classroom-page.teacher-home .classroom-table tr:nth-child(even) td{background:#f7f9fa}.classroom-page.teacher-home .classroom-table tr:hover td{background:#edf5f0}
.classroom-page.teacher-home .demo-banner{background:#eaf1f7;color:#263f54;border:1px solid #b5c7d7;border-radius:8px;font-size:14px;padding:18px 22px}
.classroom-page.teacher-home .demo-banner :is(p,strong,a){color:#263f54;font-size:14px}
.classroom-page.teacher-home .form-message{background:#edf4f0;color:#244334;border-left:4px solid #49765c;font-size:15px;padding:14px 18px}.classroom-page.teacher-home .form-message:empty{display:none}
.classroom-page.teacher-home [role=alert]{background:#fff1ef;color:#8e2926;border-color:#be6660}
.classroom-page.teacher-home .student-answer{background:#f5f8fa;color:#1f2937;border:1px solid #d0dce4;border-radius:6px;font-size:16px;padding:18px;line-height:1.85}
.classroom-page.teacher-home .letter-kicker{color:#41604e;font-size:14px;font-weight:650;letter-spacing:.03em}
.classroom-page.teacher-home .letter-original{background:#faf5e9;color:#2f382e;border:1px solid #d7cbb0;font-size:16px;line-height:1.9}
.classroom-page.teacher-home .letter-status{background:#edf4f0;color:#244334;border-left-color:#4c775b}.classroom-page.teacher-home .letter-status p{color:#244334}
.classroom-page.teacher-home .letter-check{font-size:15px}.classroom-page.teacher-home .letter-check input{min-height:19px}
@media(max-width:640px){.classroom-page.teacher-home{padding:20px 14px;font-size:15px}.classroom-page.teacher-home section{padding:20px 16px}.classroom-page.teacher-home>header.classroom-header{padding:24px 20px}.classroom-page.teacher-home h1{font-size:26px}.classroom-page.teacher-home h2{font-size:21px}.classroom-page.teacher-home .classroom-header{flex-direction:column;align-items:stretch}.classroom-page.teacher-home .classroom-header button{align-self:flex-start}.classroom-page.teacher-home .classroom-stats{gap:10px}.classroom-page.teacher-home .classroom-stats>div{min-width:110px;padding:14px}.classroom-page.teacher-home .classroom-actions{gap:10px}.classroom-page.teacher-home .teacher-tools label{min-width:0;width:100%;flex-basis:100%}.classroom-page.teacher-home .teacher-tools :is(input,select){width:100%}}

.historical-scene{width:min(1060px,calc(100vw - 36px))!important;max-height:calc(100dvh - 36px);grid-template-columns:220px minmax(0,1fr)!important}.historical-scene .conversation-content{padding:32px;overflow-y:auto;min-height:0}.historical-scene .conversation-person{background:#1a3028;padding:30px 22px}.historical-scene .conversation-person h2{color:#f0dfb9}.historical-scene .scene-context{color:#e2e8d9;font-size:14px;line-height:1.8;word-break:keep-all}.history-chat{background:transparent!important;border:0!important;padding:0!important;margin:0!important;box-shadow:none!important}.history-chat-heading{display:flex;gap:12px;flex-wrap:wrap;align-items:center;padding-right:35px;color:#ddd6bf;font-size:13px}.history-chat-tag{border:1px solid #899878;border-radius:4px;padding:4px 8px;color:#eee5c8}.history-fiction-note{color:#c4cdbb;font:12px/1.7 Pretendard,sans-serif;margin:12px 0 20px}.history-transcript{display:flex;flex-direction:column;gap:16px}.history-transcript>div{display:flex;flex-direction:column;gap:16px}.history-bubble{padding:19px 22px;border:1px solid #859476;border-radius:4px 15px 15px 15px;max-width:96%;box-sizing:border-box}.history-bubble.person{background:#f5ecd7;color:#283c2d;align-self:flex-start}.history-bubble.student{background:#304b3d;color:#f4f1df;border-color:#758e7b;border-radius:15px 4px 15px 15px;align-self:flex-end;margin-left:32px}.history-bubble strong{display:block;color:inherit;font:700 14px/1.6 Pretendard,sans-serif;margin-bottom:8px}.history-bubble p{color:inherit!important;font:16px/1.95 Pretendard,sans-serif;margin:0!important;word-break:keep-all;overflow-wrap:anywhere}.history-replies{border-top:1px solid #5c6c58;padding-top:16px;margin-top:24px;display:grid;gap:10px}.history-replies>p,.history-chat-end,.history-reflection{font:14px/1.8 Pretendard,sans-serif;color:#d3dacb}.history-reply{display:block;width:100%;text-align:left;padding:14px 18px;min-height:48px;border:1px solid #a5b294;background:#e9eddb;color:#273e2d;border-radius:6px;font:600 15px/1.75 Pretendard,sans-serif;cursor:pointer;white-space:normal}.history-reply:hover{background:#fff7df;border-color:#e0c58f}.history-reply:focus-visible,.history-continue:focus-visible{outline:3px solid #dfbb73;outline-offset:3px}.history-continue{margin:20px 0 8px;min-height:46px;font-size:15px}.history-reflection{padding:12px;border-left:3px solid #91a27e}.mission-result .history-chat{padding:18px!important;border:1px solid #738566!important;border-radius:8px;margin-bottom:22px!important}.mission-result .history-chat-heading{padding-right:0}.mission-result .history-bubble p{font-size:15px}.historical-scene .conversation-sources{margin-top:22px}.historical-scene .conversation-sources p{font:13px/1.85 Pretendard,sans-serif;color:#d8dece}.historical-scene .conversation-sources a{color:#ead3a4}.historical-scene .conversation-mission{margin:24px 0;padding:20px;background:#263c30;border:1px solid #69805c;border-radius:6px}.historical-scene .conversation-mission p{color:#e2e7d7;font-size:14px;line-height:1.8}.historical-scene .conversation-mission h3{color:#f2e5c5}.history-bubble .glossary-pop{white-space:normal}.history-bubble .glossary-word{color:inherit;text-underline-offset:4px}
@media(max-width:640px){.historical-scene{width:calc(100vw - 16px)!important;max-height:calc(100dvh - 16px);display:flex!important;flex-direction:column}.historical-scene .conversation-person{display:grid;grid-template-columns:64px 1fr;gap:3px 12px;padding:14px 48px 14px 16px;flex-shrink:0;align-items:center}.historical-scene .conversation-person .actor-portrait{width:60px!important;height:72px!important;grid-row:1/5;object-fit:cover;margin:0}.historical-scene .conversation-person .ui-eyebrow{font-size:10px;margin:0}.historical-scene .conversation-person h2{font-size:21px;margin:0}.historical-scene .scene-context{font-size:11px;margin:0!important}.historical-scene .conversation-content{padding:18px;flex:1;min-height:0;position:static}.historical-scene .ui-close{position:absolute;top:12px;right:12px}.history-bubble{padding:15px 16px;max-width:100%}.history-bubble p{font-size:15px;line-height:1.85}.history-bubble.student{margin-left:22px}.history-reply{font-size:14px;padding:13px 15px}.history-fiction-note{font-size:11px}.history-continue{width:100%}.history-chat-heading{padding-right:0}}
.historical-scene .conversation-person .ui-eyebrow{display:block;margin-top:16px;line-height:1.7}.historical-scene .dialogue-portrait{display:block}@media(max-width:640px){.historical-scene .conversation-person .ui-eyebrow{margin-top:0}}

.entry-overlay{position:fixed;inset:0;z-index:12000;display:flex;align-items:center;justify-content:center;padding:20px;background:#081711dc;backdrop-filter:blur(8px);font-family:var(--font-body),Pretendard,sans-serif;color:#263c33}
.entry-guide,.entry-qr-dialog{position:relative;width:min(880px,100%);max-height:calc(100dvh - 40px);overflow:auto;background:#faf7ef;border:1px solid #d5cba9;border-radius:18px;padding:30px;box-shadow:0 20px 80px #0006;line-height:1.6;box-sizing:border-box}
.entry-overlay h2,.entry-overlay h3{font-family:var(--font-body),Pretendard,sans-serif;color:#183d31;letter-spacing:-.035em}.entry-overlay h2{font-size:26px;line-height:1.35;margin:6px 35px 22px 0}.entry-overlay h3{font-size:17px;margin:0 0 9px}.entry-overlay p{font-size:14px;margin:8px 0}.entry-overlay small{font-size:12px;color:#475c52}.entry-kicker{color:#426252;font-weight:700;letter-spacing:.03em}.entry-close{position:absolute;right:14px;top:12px;min-width:44px;min-height:44px;background:#e4e9dd;color:#244536;border:1px solid #c3cdbe;border-radius:50%;font-size:24px;cursor:pointer}.entry-controls{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}.entry-controls>section{background:#fff;border:1px solid #d4ddcf;border-radius:12px;padding:18px}.entry-keys,.entry-touch{display:inline-block;padding:7px 12px;border:1px solid #bed0c1;border-radius:8px;background:#e7efe6;color:#224b39;font-weight:700}.entry-keys{font-size:25px;letter-spacing:7px}.entry-touch{font-size:18px}.entry-next{background:#ecf0e5;border-left:4px solid #45765b;border-radius:6px;padding:16px}.entry-next>span{font-size:12px;color:#4a654c;font-weight:700}.entry-next h3{margin:5px 0}.entry-task{margin:16px 0;padding:15px;background:#f3eee0;color:#263d31;border:1px solid #bcb89f;border-radius:10px;font:400 14px/1.65 var(--font-body),sans-serif}.entry-task>strong{font-size:12px;color:#476142}.entry-task>p{font-size:17px;font-weight:700;margin:5px 0}.entry-steps{padding-left:22px;margin:8px 0}.entry-steps li{margin:4px 0;overflow-wrap:anywhere}.entry-next .entry-task{padding:0;border:0;background:none;margin:8px 0}.entry-actions{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 10px}.entry-actions .btn{min-height:46px;padding:11px 18px;border:1px solid #b7c1ae;border-radius:7px;background:#fff;color:#264434;text-decoration:none;text-align:center;font:600 14px/1.5 var(--font-body),sans-serif;cursor:pointer}.entry-actions .btn.primary{background:#244f3e;border-color:#244f3e;color:white}.entry-overlay :focus-visible,.entry-share-button:focus-visible{outline:3px solid #b77922;outline-offset:3px}.entry-share-button{display:block;width:100%;min-height:46px;margin:14px 0 0;padding:10px 15px;background:#244f3e;color:#fff9e8;border:1px solid #9bb397;border-radius:6px;font:600 14px/1.5 var(--font-body),sans-serif;cursor:pointer}.entry-qr-dialog{text-align:center;width:min(860px,100%)}.entry-qr-dialog h2{margin:5px 32px 10px}.entry-qr-image{display:block;width:min(42vh,360px,90%);height:auto;margin:8px auto;background:white;border:12px solid white;box-sizing:border-box;image-rendering:pixelated}.entry-qr-url{display:block;color:#245c44;overflow-wrap:anywhere;font-size:14px;font-weight:600}.entry-qr-dialog .entry-actions{justify-content:center}.entry-qr-dialog .entry-qr-note{font-size:12px;color:#526252}.entry-qr-instructions{font-weight:700}.entry-qr-message{min-height:22px}.entry-qr-dialog:fullscreen{max-height:none;width:100%;height:100%;border-radius:0;border:0;display:flex;align-items:center;flex-direction:column;justify-content:center;overflow:auto}.entry-qr-dialog:fullscreen .entry-qr-image{width:min(48vh,520px)}
.study-nav.entry-objective{width:360px;max-width:calc(100vw - 32px);font-family:var(--font-body),sans-serif;padding:16px 18px}.entry-objective .study-nav-head strong{font-size:12px;color:#e4cf9f}.entry-objective .study-current{font:700 20px/1.35 var(--font-body),sans-serif;color:#fff6df;margin:8px 0}.entry-objective .entry-objective-task{font-size:15px;color:#fff4d9;font-weight:600;line-height:1.55;margin:8px 0}.entry-objective small{font-size:12px;color:#dbd7c2}.entry-objective .entry-flow{font-size:12px;color:#d6e3cc;font-weight:400;margin:8px 0}.entry-objective .study-primary{display:flex;gap:8px;flex-wrap:wrap}.entry-objective .btn{font-size:13px;min-height:40px}.entry-objective .entry-more{margin-top:8px;background:transparent;color:#e6dac2;border-color:#6c7969}.entry-objective .entry-steps{font-size:13px;color:#f4eddd}.entry-objective .study-nav-head .btn{min-height:32px}.game-root .interaction-prompt{bottom:auto;top:76px;left:50%;transform:translateX(-50%);z-index:26}
@media(max-width:640px){.entry-overlay{padding:10px}.entry-guide,.entry-qr-dialog{padding:20px 16px;max-height:calc(100dvh - 20px);border-radius:12px}.entry-overlay h2{font-size:22px}.entry-controls{grid-template-columns:1fr;gap:10px}.entry-controls>section{padding:12px}.entry-overlay p{font-size:13px}.entry-next{padding:12px}.entry-actions .btn{flex:1 1 160px}.entry-qr-image{width:min(34vh,290px,90%)}.entry-qr-dialog:fullscreen{justify-content:flex-start}.study-nav.entry-objective{bottom:10px;left:10px;width:calc(100vw - 20px);max-width:none;max-height:44dvh;padding:12px 14px}.entry-objective .study-current{font-size:17px}.entry-objective .entry-objective-task{font-size:14px}.study-nav.entry-objective.is-expanded{max-height:66dvh}.game-root .interaction-prompt{top:64px;max-width:calc(100vw - 20px);width:max-content}.entry-qr-dialog .entry-qr-note{font-size:12px}}
.entry-task .entry-question{font-size:14px;font-weight:500;color:#344b3c}.entry-guide>.entry-actions{position:sticky;bottom:-30px;background:#faf7ef;padding:12px 0;margin-bottom:0;border-top:1px solid #d5ddcc;z-index:1}@media(max-width:640px){.entry-guide>.entry-actions{bottom:-20px}}
@media(max-width:640px){.entry-controls>section:last-child{order:-1}}