:root{font-family:Arial,Helvetica,sans-serif;color:#1b2434;background:#f5f7fb;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,a,input,select{-webkit-tap-highlight-color:transparent}button,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}a{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #2563eb;outline-offset:4px}.skip{position:absolute;top:-60px}.skip:focus{top:5px;z-index:10000;background:white;padding:12px}.header{height:90px;display:flex;align-items:center;gap:35px;padding:0 5%;background:white;border-bottom:1px solid #e4e8ef}.brand,.footer-brand{text-decoration:none;font-weight:900;letter-spacing:-2px;font-size:30px}.brand span,.title-dot{color:#7c3aed}.header nav{display:flex;gap:20px;margin-left:auto}.header nav button,footer button{border:0;background:none;color:#566175;padding:10px}.edition{font-size:10px;letter-spacing:1px;color:#687387}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:#66758b;margin:0 0 18px}main{max-width:1500px;padding:45px 5% 70px;margin:auto}h1{font-size:50px;letter-spacing:-2.5px;font-weight:600;line-height:1.08;margin:0 0 22px}h2{font-size:25px;font-weight:600;letter-spacing:-.8px;margin:0 0 18px}h3{font-size:18px;margin:12px 0}p{line-height:1.65}small,.muted{font-size:12px;color:#69758a;line-height:1.6}.hero{display:flex;justify-content:space-between;gap:30px;padding:35px 0 65px}.hero h1{font-size:clamp(45px,5.8vw,80px)}em{font-family:Georgia,serif;font-weight:400;color:#6552ba}.hero p:not(.eyebrow){color:#657086}.hero-note{align-self:center;background:#ece7fa;border-radius:25px;padding:30px 50px;min-width:270px;transform:rotate(2deg)}.hero-note>span{font-size:92px;letter-spacing:-8px;font-weight:700;color:#6850ad}.hero-note p{margin:0}.color-dots{display:flex;margin:20px 0;gap:8px}.color-dots i{height:20px;width:20px;border-radius:50%;background:#2563eb}.color-dots i:nth-child(2){background:#db2777}.color-dots i:nth-child(3){background:#059669}.color-dots i:nth-child(4){background:#d97706}.choose{display:grid;grid-template-columns:1.3fr 1fr;gap:35px}.city-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.city-choice{padding:24px 15px;text-align:left;border:1px solid #dfe5ee;border-radius:12px;background:white;color:#344258}.city-choice span{float:right;color:#93a0b2}.city-choice.active{background:#1c2b46;color:white;border-color:#1c2b46}.welcome-card{background:white;padding:30px;border-radius:20px;border:1px solid #e4e8ef}.welcome-budget{display:grid;gap:8px;margin:25px 0}.welcome-budget strong{font-size:30px}.btn{background:#243756;color:white;border:0;border-radius:9px;padding:14px 20px;font-weight:600;font-size:13px}.btn:hover{filter:brightness(1.15)}.btn.secondary{background:white;color:#344258;border:1px solid #dbe2ec}.pill{display:inline-block;background:color-mix(in srgb,var(--accent) 10%,white);color:var(--accent);padding:7px 10px;border-radius:20px;font-size:10px;font-weight:700}.dashboard-title{display:flex;justify-content:space-between;align-items:center;gap:20px}.dashboard-title h1{margin-bottom:0}.actions{display:flex;gap:8px}.round-track{display:flex;gap:7px;margin:28px 0}.round-track span{flex:1;padding:8px;text-align:center;border-radius:5px;background:#e8ecf3;color:#8090a5;font-size:11px}.round-track .complete{background:#ddf4ea;color:#047857}.round-track .current{background:#243756;color:white}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.stat{background:white;border:1px solid #e4e8ef;border-top:3px solid var(--accent);border-radius:12px;padding:20px;display:grid;gap:9px}.stat strong{font-size:26px;letter-spacing:-.8px}.stat span{font-size:11px;color:#7c8698}.stat small{color:#536078}.game-tabs{display:flex;gap:26px;border-bottom:1px solid #dce2ec;margin:32px 0 24px;overflow-x:auto}.game-tabs button{white-space:nowrap;background:none;border:0;border-bottom:3px solid transparent;padding:13px 0;color:#758097}.game-tabs .active{color:#243756;border-color:#7c3aed}.game-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:22px}.panel{background:white;border:1px solid #e3e8f0;padding:25px;border-radius:16px;margin-bottom:20px;min-width:0}.section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.section-heading h2{font-size:22px}.plan{background:#edf1f8;border:1px solid #dde4f0;padding:25px;border-radius:16px;align-self:start;position:sticky;top:20px}.plan .btn{width:100%}.total{border-top:1px solid #d6dfed;margin:20px 0;display:grid;gap:10px;font-size:12px}.total span{padding-top:18px}.total strong{font-size:24px}.plan-item{background:white;padding:12px;border-radius:9px;margin:10px 0;font-size:12px}.plan-item small{display:block}.plan-item div{display:flex;align-items:center;justify-content:space-between}.plan-item button{border:0;background:none;font-size:24px;color:#9a3755}.goal{margin:16px 0}.goal>span{display:flex;justify-content:space-between;font-size:12px}.goal progress{width:100%;height:7px;margin-top:10px}hr{border:0;border-top:1px solid #d6dfed;margin:25px 0}#city-map{height:410px;background:#e8edf3;border-radius:12px;z-index:0}.map-caption{font-size:11px;color:#738095;margin:10px 0}.legend{display:flex;gap:20px;font-size:11px;margin:18px 0}.field-label{display:block;font-size:12px;font-weight:bold;margin:20px 0 10px}select{width:100%;background:white;border:1px solid #ced7e5;border-radius:8px;padding:13px;color:#263650}.area-detail{border-left:3px solid #7c3aed;background:#f5f2fd;padding:12px 18px;margin-top:15px;border-radius:0 10px 10px 0}.area-detail p{font-size:12px}.traffic-row{display:flex;align-items:center;gap:12px;padding:16px 8px;border:0;border-bottom:1px solid #e9edf4;width:100%;text-align:left;background:white;color:#304059}.traffic-row.selected{background:#f1f5fc}.traffic-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}.traffic-row>span:nth-child(2){flex:1}.traffic-row strong,.traffic-row b{font-size:12px}.traffic-row small{display:block;font-size:10px}.traffic-row>span:last-child{text-align:right}.filters{display:flex;gap:7px;flex-wrap:wrap;margin:22px 0}.filters button{border:1px solid #e0e6ef;border-radius:20px;padding:8px 10px;background:white;color:#718096;font-size:11px}.filters .active{background:#243756;color:white}.catalog{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.investment{border:1px solid #e5e9f0;border-top:3px solid var(--accent);border-radius:12px;padding:18px;display:flex;flex-direction:column;align-items:flex-start}.investment h3{line-height:1.3}.investment p{font-size:12px;color:#6a768a;margin-bottom:15px;flex:1}.effects{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:8px}.effects span{font-size:10px;background:#f1f4f8;padding:5px;border-radius:4px;color:#43536b}.investment small{font-size:10px}.investment dl{width:100%;font-size:11px;margin:18px 0}.investment dl div{display:flex;justify-content:space-between;gap:5px;margin:8px 0}.investment dt{color:#748096}.investment dd{margin:0;font-weight:bold;white-space:nowrap}.investment .btn{width:100%;margin-top:14px}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px}td,th{padding:14px 10px;border-bottom:1px solid #e7ebf2;text-align:left;white-space:nowrap}th{font-size:10px;color:#7b8697}td small{display:block;font-size:10px}.chart-wrap svg{width:100%;height:auto;max-height:260px}.chart-wrap text{font:11px Arial;fill:#748096}.completion{padding:25px;border:1px solid #b6e3cc;background:#e9f8f0;border-radius:15px;margin-top:24px}.completion p{margin-bottom:0}.reading{max-width:850px;margin:auto;padding:40px}.reading h1{font-size:42px}.reading p,.reading li{color:#59667b;line-height:1.8}footer{display:flex;align-items:center;gap:25px;padding:30px 5%;border-top:1px solid #dfe5ee;color:#7c8798;font-size:11px;flex-wrap:wrap}.footer-brand{font-size:22px;color:#23324c}footer button{margin-left:auto}dialog{max-width:560px;width:calc(100% - 32px);padding:35px;border:1px solid #d9e1ef;border-radius:18px;color:#283850}dialog::backdrop{background:#12203c80}dialog .close-modal{border:0;background:none;padding:15px;display:block;margin-top:10px;color:#6a768b}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#243756;color:white;padding:15px 24px;border-radius:12px;font-size:13px;max-width:90%;z-index:10000;display:none}#toast.show{display:block}.storage-warning{background:#fff2d8;padding:12px;color:#805000;border-radius:8px}.map-fallback{padding:30px}
@media(max-width:1100px){.edition{display:none}.city-grid{grid-template-columns:repeat(2,1fr)}.game-layout{grid-template-columns:minmax(0,1fr) 250px}.panel,.plan{padding:18px}.stats .stat strong{font-size:23px}}@media(max-width:800px){.hero-note{display:none}.choose{grid-template-columns:1fr}.game-layout{grid-template-columns:1fr}.plan{position:static}.stats{grid-template-columns:repeat(2,1fr)}.dashboard-title{align-items:flex-start}.dashboard-title h1{font-size:38px}.actions{flex-direction:column}.header{gap:15px;height:75px}.header nav{gap:0}.header nav button{font-size:11px;padding:8px}.brand{font-size:25px}.game-tabs{gap:20px}main{padding-top:25px}#city-map{height:360px}.hero{padding:20px 0 40px}.catalog{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:500px){.catalog{grid-template-columns:1fr}.stat{padding:13px}.stats .stat strong{font-size:20px}.stat span{font-size:10px}.section-heading{display:block}.section-heading>.pill{margin-bottom:15px}.header nav button{font-size:10px;padding:7px}.dashboard-title{flex-direction:column}.actions{flex-direction:row}.legend{gap:10px}.traffic-row{gap:7px}.traffic-row strong,.traffic-row b{font-size:11px}.reading{padding:22px}.reading h1{font-size:32px}footer button{margin-left:0}}@media print{.header,footer,.actions,.game-tabs,.plan,.btn{display:none}.game-layout{display:block}.stats{grid-template-columns:repeat(3,1fr)}main{padding:0}.panel{break-inside:avoid}.table-scroll{overflow:visible}}

/* Edition 003: readable controls, city symbols and learning accounts. */
.header{height:auto;min-height:88px;padding-top:16px;padding-bottom:16px;flex-wrap:wrap;gap:18px}.header nav{gap:6px}.header nav button,#account-nav button{font-size:14px}#account-nav{display:flex;gap:8px}#account-nav button{padding:10px 12px;border:1px solid #d9e1ed;background:white;border-radius:8px;color:#243756}#account-nav button:first-child{background:#243756;color:white}.edition{display:none}.session-note{font-size:13px;color:#72531a;background:#fff6df;padding:11px 16px;border-radius:9px;margin-bottom:24px}.account-shell{display:grid;grid-template-columns:1.15fr 1fr;gap:65px;align-items:center;max-width:1150px;margin:15px auto 35px}.account-story h1{font-size:clamp(42px,4.5vw,68px);letter-spacing:-2px}.account-story>p:not(.eyebrow){max-width:420px;color:#68758b;font-size:17px}.account-symbols{font-size:45px;display:flex;align-items:center;gap:20px;padding:28px 0}.account-symbols>span{font-size:35px}.account-facts{display:flex;gap:20px;color:#60718a;font-size:14px;margin-bottom:28px}.login-card{padding:32px;box-shadow:0 15px 55px #283e6410;border-top:4px solid #2563eb}.login-card h2{font-size:30px}.login-card label,#join-form label{display:grid;gap:9px;margin:18px 0;font-size:14px;font-weight:600}.login-card input,#join-form input{font:inherit;font-size:16px;width:100%;padding:13px;border:1px solid #ccd6e5;border-radius:8px;background:#fafbfd;color:#243756}.login-card input:focus,#join-form input:focus{outline:3px solid #2563eb30;border-color:#2563eb}.login-card label[hidden]{display:none}.login-card .btn{width:100%;font-size:15px}.demo-note{background:#f1f5fc;border:1px solid #d7e2f3;border-radius:10px;padding:15px;font-size:14px}.demo-note p{font-size:13px;margin:8px 0 0;color:#56677f}.demo-note button{margin-top:15px}.demo-logins{border-top:1px solid #e2e8f1;margin-top:22px;padding-top:10px}.demo-logins p{font-size:13px;color:#65748b}.demo-logins button,.text-link{background:none;color:#2563eb;border:1px solid #d4dfef;border-radius:7px;font-size:14px;padding:9px 12px;margin:0 5px 5px 0}.text-link{margin-top:15px;border:0;padding-left:0}.form-error{color:#b42338;font-size:14px;min-height:1em}.account-dashboard>p:not(.eyebrow){color:#6b7990}.account-panels{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:30px}.account-panels .btn{margin:8px 5px 0 0}.class-code{font-size:28px;font-family:monospace;letter-spacing:2px;color:#2563eb;display:block;overflow-wrap:anywhere}.instructions p,.instructions li{font-size:16px;line-height:1.7;color:#526079}.instructions h3{color:#243756}.instruction-steps{padding-left:24px}.instruction-steps>li{padding:0 0 12px 9px}.instructions h2{font-size:29px}.instructions .eyebrow{font-size:12px}dialog:has(.instructions){max-width:800px;max-height:85vh;overflow:auto}dialog .close-modal{font-size:15px}.city-icon{display:inline-flex;align-items:center;justify-content:center;font-size:30px;line-height:1;width:64px;height:64px;flex-shrink:0;background:#f0f4fb;border-radius:14px;letter-spacing:0}.city-choice{display:flex;align-items:center;gap:12px;padding:16px;min-height:98px}.city-choice .city-name{float:none;color:inherit;font-size:15px;flex:1}.city-choice .city-arrow{float:none}.city-choice.active .city-icon{background:#ffffff20}.city-choice .city-icon{font-size:24px;width:50px;height:50px}.city-preview-name,.dashboard-title h1{display:flex;align-items:center;gap:15px}.city-preview-name .city-icon{font-size:36px}.hero{padding:15px 0 35px}.hero h1{font-size:clamp(40px,4.5vw,60px)}.hero-note{padding:20px 35px;min-width:230px}.hero-note>span{font-size:64px}.city-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.district-picker{background:#f5f8fd;border:1px solid #dbe5f2;border-radius:12px;padding:18px;margin:18px 0}.district-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.district-heading .eyebrow{margin-bottom:7px}.district-heading .field-label{margin:0 0 12px;font-size:16px}.district-count{font-size:12px;color:#76869c;white-space:nowrap}.district-buttons{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.district-buttons button{border:1px solid #d5dfed;border-radius:7px;color:#52637c;padding:9px 11px;background:white;font-size:13px;text-align:left}.district-buttons button.active{background:#2563eb;border-color:#2563eb;color:white}.district-summary{display:grid;gap:7px;border-top:1px solid #d9e3f1;margin-top:17px;padding-top:15px;font-size:14px}.district-summary>span{color:#697990;font-size:13px}.investment-place{font-size:13px;font-weight:600;color:var(--accent);margin:0 0 6px}.investment p{font-size:14px}.investment small{font-size:12px}.investment dl{font-size:13px}.effects span{font-size:12px}.btn{font-size:14px}.pill{font-size:12px}.filters button{font-size:13px}.field-label{font-size:14px}.eyebrow{font-size:12px;letter-spacing:1.6px}.muted,small{font-size:13px}.traffic-row strong,.traffic-row b{font-size:14px}.traffic-row small{font-size:12px}.plan-item{font-size:14px}.goal>span{font-size:14px}.stat small{font-size:14px}.stat span{font-size:12px}td,th{font-size:13px}td small{font-size:12px}.game-tabs button{font-size:15px}.round-track span{font-size:13px}.storage-warning button{margin-left:10px;border:1px solid #d4b069;border-radius:6px;padding:7px;background:white}button,input,select{min-height:40px}
@media(max-width:1000px){.header nav{margin-left:0}.header .brand{margin-right:auto}.account-shell{gap:30px}.account-story h1{font-size:45px}.city-choice{padding:12px;gap:8px}.city-choice .city-icon{width:40px;height:45px;font-size:22px}}@media(max-width:760px){.account-shell{grid-template-columns:1fr;gap:15px;max-width:520px}.account-story h1{font-size:40px}.account-story>p:not(.eyebrow){font-size:16px}.account-symbols,.account-facts{display:none}.account-story>.btn{margin-bottom:20px}.account-panels{grid-template-columns:1fr}.header nav{order:3;width:100%;justify-content:space-between}.header nav button{font-size:13px;padding:8px}.login-card{padding:24px}.district-buttons{max-height:180px;overflow:auto}.district-picker{padding:14px}.dashboard-title h1 .city-icon{width:48px;height:48px;font-size:25px}.account-dashboard h1{font-size:36px}}@media(max-width:430px){#account-nav button{font-size:12px;padding:8px}.city-choice .city-name{font-size:14px}.city-choice .city-arrow{display:none}.city-grid{gap:7px}.city-choice{flex-direction:column;align-items:flex-start}.traffic-row strong,.traffic-row b{font-size:12px}.district-count{display:none}.district-heading .field-label{font-size:15px}.login-card{padding:18px}.stat strong{overflow-wrap:anywhere}}

/* Edition 04 — civic studio: warm paper, ink, municipal red. */
:root{color:#26313e;background:#f4f3f0;font-family:Inter,Arial,Helvetica,sans-serif}body{background:radial-gradient(ellipse at 85% 0,#e8e4e0 0,transparent 35%)}main{max-width:1600px}.header{background:#ffffffed;border-color:#deddd8}.brand span,.title-dot{color:#b83242}em{color:#a63141}.btn{background:#a72e3e;border-radius:7px}.btn.secondary{background:#fff;color:#34414f}.panel{border-color:#e2e0da;box-shadow:0 5px 18px #26313e03}.eyebrow{color:#7a706c;font-size:11px}.selection-header{display:flex;justify-content:space-between;align-items:center;gap:30px;margin:18px 0 40px}.selection-header h1{font-size:clamp(38px,4.5vw,66px);letter-spacing:-2.5px}.project-duration{border-left:1px solid #d2cec7;padding:15px 30px;display:grid;grid-template-columns:auto auto;align-items:center;gap:15px}.project-duration>b{font-size:76px;letter-spacing:-5px;color:#a72e3e}.project-duration>span{font-size:13px;line-height:1.7;color:#727477}.project-duration>.btn{grid-column:1/-1}.city-selection-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:30px;align-items:start}.city-card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px 16px}.city-card{border:1px solid #dedbd4;border-radius:10px;padding:7px 7px 14px;background:#fff;text-align:left;position:relative;color:#28333e;transition:transform .18s,border-color .18s,box-shadow .18s}.city-card:hover{transform:translateY(-3px);box-shadow:0 8px 22px #54343a18}.city-card.selected{border:2px solid #a72e3e;padding:6px 6px 13px;box-shadow:0 0 0 3px #b8324212}.city-art{display:flex;align-items:center;justify-content:center;height:140px;border-radius:6px;background:linear-gradient(145deg,#c74956,#9f2739);position:relative;overflow:hidden}.city-symbol{display:inline-block;width:72px;height:72px;flex-shrink:0;background:linear-gradient(160deg,#fff 20%,#ffffffd9 65%,#ffffff45);mask-image:var(--symbol);mask-size:contain;mask-repeat:no-repeat;mask-position:center;-webkit-mask-image:var(--symbol);-webkit-mask-size:contain;-webkit-mask-repeat:no-repeat;-webkit-mask-position:center}.city-art .city-symbol{width:96px;height:96px}.city-art-number{position:absolute;top:10px;left:12px;color:#ffffff70;font-size:10px;font-weight:600;letter-spacing:1px}.city-card-title{display:block;font-size:15px;font-weight:700;margin:13px 7px 4px}.city-card-detail{display:block;color:#7b7b7b;font-size:11px;margin:0 7px}.project-setup{position:sticky;top:20px;padding:26px}.project-setup 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@media print{.header,.plan,.game-tabs,.save-status,#toast{display:none!important}.game-layout{display:block}.panel{break-inside:avoid}body,html[data-theme=dark] body{background:white!important;color:#111!important}}
.game-tabs{display:flex;flex-wrap:wrap;gap:7px;padding:14px 0;border:0;margin-bottom:12px}html[data-theme] .game-tabs button{padding:10px 14px;border:1px solid var(--border6);border-radius:8px;background:var(--surface);color:var(--ink);font-size:13px;line-height:1.25}html[data-theme] .game-tabs button.active{background:var(--accent7);border-color:var(--accent7);color:white}.footer-brand{color:var(--ink)!important}@media(max-width:620px){.game-tabs{gap:6px}.game-tabs button{flex-grow:1;padding:9px 10px!important}.header nav button{min-width:65px}.header nav{gap:10px}}