:root{--ui-font:-apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", Pretendard, "Noto Sans KR", "Malgun Gothic", "Segoe UI", Roboto, sans-serif;--ui-sky:#a8d8ea;--ui-card:#ffffffe0;--ui-card-solid:#fff;--ui-line:#1f2a3a14;--ui-shadow:0 6px 18px #1c2d4629;--ui-shadow-strong:0 14px 36px #1c2d463d;--ui-text:#1f2a3a;--ui-muted:#6b7686;--ui-accent:#2f7cf6;--ui-accent-hover:#1f6be0;--ui-accent-soft:#e6f0ff;--ui-success:#22a06b;--ui-success-hover:#1a8a5a;--ui-warning:#f5a524;--ui-warning-hover:#e39512;--ui-danger:#e5484d;--ui-gold:#d99a06;--ui-pop:#3b82f6;--ui-power:#f08c00;--ui-happy:#22a06b;--ui-neutral:#d99a06;--ui-unhappy:#e5484d;--ui-radius:14px;--ui-gap:8px}html,body{background:var(--ui-sky)}#ui{pointer-events:none;color:var(--ui-text);font:500 14px/1.4 var(--ui-font);-webkit-font-smoothing:antialiased;position:fixed;inset:0}#ui [hidden]{display:none!important}#ui button,#ui .panel{pointer-events:auto}.sr-only{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.icon{flex:none;width:18px;height:18px;display:inline-flex}.icon svg{width:100%;height:100%}.btn{min-height:44px;font:inherit;color:var(--ui-text);background:var(--ui-card-solid);border:1px solid var(--ui-line);box-shadow:var(--ui-shadow);cursor:pointer;touch-action:manipulation;border-radius:12px;justify-content:center;align-items:center;gap:6px;padding:0 14px;font-weight:650;transition:background-color .15s,transform 80ms;display:inline-flex}.btn:hover:not(:disabled){background:#f3f6fa}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:default}.btn-primary{color:#fff;background:var(--ui-accent);border-color:#0000}.btn-primary:hover:not(:disabled){background:var(--ui-accent-hover)}.btn-success{color:#fff;background:var(--ui-success);border-color:#0000}.btn-success:hover:not(:disabled){background:var(--ui-success-hover)}.btn-warning{color:#3a2800;background:var(--ui-warning);border-color:#0000}.btn-warning:hover:not(:disabled){background:var(--ui-warning-hover)}.btn-icon{width:32px;min-height:32px;color:var(--ui-muted);box-shadow:none;background:0 0;border-color:#0000;padding:0}.btn-icon:hover:not(:disabled){color:var(--ui-text);background:#1f2a3a0f}.btn-cost{color:#8a5a00;background:#d99a0629;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:700}.btn-primary .btn-cost,.btn-success .btn-cost{color:#fff;background:#ffffff3d}.btn-warning .btn-cost{color:#3a2800;background:#fff6}.btn-cost.is-unaffordable,.btn-primary .btn-cost.is-unaffordable,.btn-success .btn-cost.is-unaffordable,.btn-warning .btn-cost.is-unaffordable{color:#fff;background:var(--ui-danger)}.city-ui{box-sizing:border-box;padding:max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));flex-direction:column;justify-content:space-between;display:flex;position:absolute;inset:0}.top-bar{align-items:flex-start;gap:var(--ui-gap);display:flex}.top-right{align-items:flex-start;gap:8px;margin-left:auto;display:flex}.btn-badge{color:#fff;background:var(--ui-accent);border-radius:999px;padding:2px 7px;font-size:11px;font-weight:800}.btn-primary .btn-badge{color:var(--ui-accent);background:#fff}.btn.is-new{animation:1.2s ease-in-out infinite pulse-new}@keyframes pulse-new{0%,to{box-shadow:0 0 #2f7cf68c}50%{box-shadow:0 0 0 7px #2f7cf600}}.progress{background:#1f2a3a1a;border-radius:999px;flex:1;height:8px;overflow:hidden}.progress-fill{background:var(--ui-accent);border-radius:inherit;height:100%;transition:width .25s linear}.progress-fill.is-xp{background:var(--ui-gold)}#ui .research-panel{width:320px;max-height:calc(100vh - 220px);overflow-y:auto}.panel-notice{color:#7a3300;background:#fff4e0;border-radius:10px;margin:0;padding:8px 10px;font-size:12px}.research-list{flex-direction:column;gap:8px;display:flex}.research-card{background:#f6f8fb;border-radius:12px;flex-direction:column;gap:6px;padding:10px 12px;display:flex}.research-card[data-status=active]{background:var(--ui-accent-soft)}.research-card[data-status=done]{opacity:.7}.research-card[data-status=locked],.research-card[data-status=excluded]{opacity:.55}.research-head{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.research-era{letter-spacing:.04em;text-transform:uppercase;color:var(--ui-muted);font-size:11px}.research-desc{color:#3c4757;margin:0;font-size:12px}.research-foot{color:var(--ui-muted);align-items:center;gap:8px;font-size:12px;display:flex}.research-foot .icon{width:16px;height:16px;color:var(--ui-gold)}.research-foot .btn{min-height:34px;box-shadow:none;padding:0 12px}.research-percent{text-align:right;min-width:4ch;color:var(--ui-accent);font-weight:700}.panel-city{background:#fff8e6;border-radius:10px;flex-direction:column;gap:6px;padding:10px 12px;display:flex}.panel-city-title{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.panel-city-xp,.panel-city-note{color:var(--ui-muted);font-size:12px}.top-left{flex-direction:column;align-items:flex-start;gap:8px;min-width:0;display:flex}.problems{flex-direction:column;align-items:flex-start;gap:6px;display:flex}.problem-chip{color:#7a3300;background:#fff4e0;border-color:#f5a52473;min-height:34px;padding:0 12px 0 10px;font-size:13px}.problem-chip:hover:not(:disabled){background:#ffeac2}.problem-chip .icon{color:var(--ui-warning)}.era-chip{color:#fff;background:linear-gradient(90deg,#2f7cf6,#7a5af8);border-color:#0000;min-height:34px;padding:0 12px 0 10px;font-size:13px;animation:1.6s ease-in-out infinite pulse-new}.era-chip:hover:not(:disabled){background:linear-gradient(90deg,#1f6be0,#6846f0)}.panel-era{border-top:1px solid #1f2a3a14;flex-direction:column;gap:6px;margin-top:4px;padding-top:8px;display:flex}.era-requirements{color:var(--ui-muted);flex-direction:column;gap:3px;margin:0;padding:0;font-size:12px;list-style:none;display:flex}.era-requirements li:before{content:"○ "}.era-requirements li.is-met{color:var(--ui-success)}.era-requirements li.is-met:before{content:"✓ "}.advance-era-button{width:100%}.btn-lock{color:var(--ui-muted);background:#1f2a3a14;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:700}.bottom-bar{flex-direction:column;align-items:center;gap:10px;display:flex}.build-bar{background:var(--ui-card);box-shadow:var(--ui-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:18px;flex-direction:column;align-items:center;gap:8px;padding:8px;display:flex}.build-bar .btn{box-shadow:none}.build-tabs{flex-wrap:wrap;justify-content:center;gap:4px;display:flex}.build-bar .build-tab{height:28px;color:var(--ui-muted);background:0 0;padding:0 12px;font-size:13px}.build-bar .build-tab:hover:not(:disabled){background:#1f2a3a0f}.build-bar .build-tab.btn-primary{color:#fff;background:var(--ui-accent)}.build-tab.has-new:not(.btn-primary):after{content:"";background:var(--ui-accent);border-radius:50%;width:6px;height:6px;margin-left:2px}.build-thumb{object-fit:contain;background:#1f2a3a0d;border-radius:9px;flex:none;width:32px;height:32px;margin:-4px -1px -4px -4px}.build-dock{flex-wrap:wrap;justify-content:center;gap:8px;max-height:116px;padding:2px;display:flex;overflow-y:auto}.hud{flex-wrap:wrap;gap:8px;display:flex}.hud-resource{background:var(--ui-card);box-shadow:var(--ui-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:999px;align-items:center;gap:6px;padding:7px 12px 7px 9px;font-weight:700;display:flex}.hud-resource[data-resource=gold] .icon{color:var(--ui-gold)}.hud-resource[data-resource=population] .icon{color:var(--ui-pop)}.hud-resource[data-resource=power] .icon{color:var(--ui-power)}.hud-resource[data-state=shortage] .icon,.hud-resource[data-state=shortage] .hud-value{color:var(--ui-danger)}.hud-resource[data-mood=happy] .icon{color:var(--ui-happy)}.hud-resource[data-mood=neutral] .icon{color:var(--ui-neutral)}.hud-resource[data-mood=unhappy] .icon{color:var(--ui-unhappy)}.hud-value{text-align:right;font-variant-numeric:tabular-nums;min-width:3ch}.panel{box-sizing:border-box;background:var(--ui-card-solid);border-radius:var(--ui-radius);box-shadow:var(--ui-shadow-strong);flex-direction:column;gap:10px;padding:14px 16px 16px;display:flex}#ui .building-panel{top:72px;right:max(12px, env(safe-area-inset-right));width:280px;position:absolute}.panel-header{align-items:center;gap:10px;display:flex}.panel-badge{width:38px;height:38px;color:var(--ui-accent);background:var(--ui-accent-soft);border-radius:11px;flex:none;place-items:center;display:grid}.panel-badge .icon{width:20px;height:20px}.panel-heading{flex:1;min-width:0}.panel-title{margin:0;font-size:16px;font-weight:800}.panel-subtitle{color:var(--ui-muted);font-size:12px}.panel-text{color:#3c4757;margin:0}.panel-stats{background:#f6f8fb;border-radius:10px;flex-direction:column;gap:6px;margin:0;padding:10px 12px;list-style:none;display:flex}.panel-stats li{align-items:center;gap:8px;display:flex}.panel-stats .icon{width:16px;height:16px}.stat-gold .icon{color:var(--ui-gold)}.stat-pop .icon{color:var(--ui-pop)}.stat-jobs .icon{color:var(--ui-power)}.stat-happy .icon{color:var(--ui-happy)}.stat-power .icon{color:var(--ui-power)}.stat-efficiency .icon{color:var(--ui-danger)}.panel-effects{color:var(--ui-muted);flex-direction:column;gap:4px;margin:0;padding:0;font-size:12px;list-style:none;display:flex}.panel-effects li:before{content:"• "}.panel-actions{flex-wrap:wrap;gap:8px;display:flex}.panel-actions .btn{white-space:nowrap;flex:auto}.panel-actions .upgrade-button{flex:100%}.hint{text-align:center;background:var(--ui-card);box-shadow:var(--ui-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:999px;padding:8px 14px;font-size:13px}.toast{text-align:center;color:#fff;max-width:calc(100% - 48px);box-shadow:var(--ui-shadow-strong);background:#1f2a3aeb;border-radius:999px;padding:10px 16px;font-weight:650;position:absolute;top:76px;left:50%;transform:translate(-50%)}.city-ui .top-bar,.city-ui .bottom-bar{transition:opacity .35s}.city-ui.is-cinematic .top-bar,.city-ui.is-cinematic .bottom-bar,.city-ui.is-cinematic .toast{opacity:0;visibility:hidden}.era-transition{pointer-events:auto;position:absolute;inset:0}.era-flash{opacity:0;background:#fffaf0;position:absolute;inset:0}.era-transition.is-playing .era-flash{animation:era-flash var(--era-flash-ms) ease-out both}@keyframes era-flash{0%{opacity:0}45%{opacity:.92}to{opacity:0}}.era-banner{text-align:center;background:var(--ui-card-solid);width:min(420px,100% - 48px);box-shadow:var(--ui-shadow-strong);opacity:0;border-radius:20px;padding:18px 24px 20px;position:absolute;top:18%;left:50%;transform:translate(-50%,-12px)}.era-transition.is-playing .era-banner{animation:era-banner var(--era-banner-ms) ease both}@keyframes era-banner{0%,12%{opacity:0;transform:translate(-50%,-12px)scale(.96)}22%,86%{opacity:1;transform:translate(-50%)scale(1)}to{opacity:0;transform:translate(-50%,-8px)scale(.98)}}.era-banner-kicker{letter-spacing:.12em;text-transform:uppercase;color:var(--ui-gold);font-size:12px;font-weight:700}.era-banner-title{letter-spacing:-.02em;margin:2px 0 4px;font-size:clamp(26px,6vw,36px);font-weight:900}.era-banner-subtitle{color:var(--ui-muted)}.main-menu{box-sizing:border-box;text-align:center;background:linear-gradient(#cdeefa 0%,#a8d8ea 58%,#92c98a 100%);flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:16px;display:flex;position:absolute;inset:0}.main-menu-logo{width:56px;height:56px;color:var(--ui-accent);background:var(--ui-card-solid);box-shadow:var(--ui-shadow-strong);border-radius:20px;padding:14px}.main-menu-title{letter-spacing:-.02em;color:#1f3350;margin:6px 0 0;font-size:clamp(32px,7vw,56px);font-weight:900}.main-menu-subtitle{color:#3c5570;margin:0 0 18px}.main-menu-buttons{flex-direction:column;gap:12px;width:min(260px,100%);display:flex}.main-menu-buttons .btn{width:100%}.main-menu-content{flex-direction:column;align-items:center;width:100%;display:flex}.main-menu-caption{color:#3c5570;margin:-4px 0 4px;font-size:12px}.main-menu-notice{color:#7a2d0c;background:#fff4e5;border-radius:12px;max-width:360px;margin:14px 0 0;padding:8px 14px;font-size:13px}.slot-picker{flex-direction:column;align-items:center;gap:12px;width:min(380px,100%);display:flex}.slot-picker-title{color:#1f3350;margin:0;font-size:18px;font-weight:800}.slot-list{flex-direction:column;gap:10px;width:100%;display:flex}#ui .slot-card{text-align:left;flex-direction:column;gap:4px;padding:12px 14px;display:flex}.slot-card.is-empty{background:#fff9}.slot-card.is-confirming{box-shadow:0 0 0 2px var(--ui-warning), var(--ui-shadow)}.slot-heading{color:var(--ui-muted);text-transform:uppercase;letter-spacing:.06em;justify-content:space-between;font-size:12px;font-weight:700;display:flex}.slot-time{text-transform:none;letter-spacing:0;font-weight:600}.slot-era{font-size:16px;font-weight:800}.slot-line{color:var(--ui-muted);font-size:13px}.slot-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;margin-top:6px;display:flex}.slot-card.is-empty .btn{align-self:flex-end;margin-top:6px}.slot-confirm{color:#7a4a06;flex:100%;font-size:13px;font-weight:650}.modal-backdrop{z-index:20;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);pointer-events:auto;background:#14203052;justify-content:center;align-items:center;padding:16px;display:flex;position:absolute;inset:0}#ui .modal{background:var(--ui-card-solid);width:min(400px,100%);max-height:calc(100% - 32px);box-shadow:var(--ui-shadow-strong);border-radius:20px;padding:18px 20px 20px;overflow:auto}.modal-header{align-items:center;gap:10px;margin-bottom:10px;display:flex}.modal-icon{width:22px;height:22px;color:var(--ui-accent)}.modal-title{flex:1;margin:0;font-size:19px;font-weight:800}.modal-text{margin:0 0 12px}.modal-note{color:var(--ui-muted);margin:12px 0 0;font-size:12px}.modal-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;margin-top:18px;display:flex}.modal-actions .btn{white-space:nowrap}.offline-stats{gap:8px;display:grid}.offline-stat{background:var(--ui-accent-soft);border-radius:12px;align-items:center;gap:10px;padding:10px 12px;display:flex}.offline-stat .icon{width:20px;height:20px;color:var(--ui-gold)}.offline-stat:nth-child(2) .icon{color:var(--ui-pop)}.offline-value{font-size:18px;font-weight:800}.settings{gap:14px;display:grid}.settings-row{grid-template-columns:110px 1fr auto;align-items:center;gap:10px;display:grid}.settings-label{font-weight:650}.settings-range{width:100%;accent-color:var(--ui-accent)}.settings-value{text-align:right;font-variant-numeric:tabular-nums;min-width:40px;color:var(--ui-muted)}.settings-select{font:inherit;color:var(--ui-text);background:var(--ui-card-solid);border:1px solid #1f2a3a29;border-radius:10px;grid-column:2/4;padding:8px 10px}.credits-heading{margin:14px 0 6px;font-size:14px;font-weight:800}.credits-list{margin:0;padding-left:18px}.credits-list li{margin:4px 0}.credits-list a{color:var(--ui-accent)}.achievements{gap:8px;display:grid}.achievement{background:#1f2a3a0a;border-radius:12px;align-items:center;gap:10px;padding:8px 10px;display:flex}.achievement[data-state=done]{background:var(--ui-accent-soft)}.achievement-icon{width:20px;height:20px;color:var(--ui-muted)}.achievement[data-state=done] .achievement-icon{color:var(--ui-gold)}.achievement-text{flex:1;min-width:0}.achievement-name{font-weight:700}.achievement-desc{color:var(--ui-muted);font-size:12px}.achievement-text .progress{margin-top:6px}.achievement-side{text-align:right;color:var(--ui-muted);white-space:nowrap;font-size:12px}.achievement-reward{color:var(--ui-gold);font-weight:650}.help-table{border-collapse:collapse;width:100%;font-size:13px}.help-table th,.help-table td{text-align:left;border-bottom:1px solid var(--ui-line);padding:7px 8px}.help-table tr:first-child th{letter-spacing:.06em;text-transform:uppercase;color:var(--ui-muted);font-size:11px;font-weight:800}.help-table td{color:var(--ui-muted)}.panel-memory{color:#7a5a2a;background:#fdf4e3;border-radius:10px;margin-bottom:8px;padding:6px 10px;font-size:12px}.advice-list{gap:6px;margin-bottom:4px;display:grid}.advice{background:#1f2a3a0a;border-radius:12px;align-items:flex-start;gap:8px;padding:8px 10px;font-size:13px;display:flex}.advice-icon{width:18px;height:18px;color:var(--ui-gold);flex:none;margin-top:1px}.advice-text{flex:1}.proposal{background:var(--ui-accent-soft);border-radius:14px;margin-bottom:8px;padding:10px 12px}.proposal-title{align-items:baseline;gap:6px;font-weight:750;display:flex}.proposal-candidate{letter-spacing:.04em;text-transform:uppercase;color:var(--ui-accent);font-size:11px;font-weight:700}.proposal-detail{color:var(--ui-muted);margin-top:2px;font-size:13px}.model-note{background:var(--ui-accent-soft);border-radius:14px;align-items:baseline;gap:8px;margin:4px 0 10px;padding:10px 12px;font-size:13px;line-height:1.5;display:flex}.model-note.is-pending .model-text{color:var(--ui-muted)}.model-badge{letter-spacing:.08em;color:#fff;background:var(--ui-accent);border-radius:999px;flex:none;padding:1px 7px;font-size:10px;font-weight:800}.model-text{flex:1}.proposal-why{color:var(--ui-text);align-items:baseline;gap:6px;margin-top:6px;font-size:12.5px;display:flex}.proposal-foot{justify-content:flex-end;align-items:center;gap:8px;margin-top:8px;display:flex}.project-row{margin-bottom:8px}.project-row .progress{margin-top:4px}.project-progress{color:var(--ui-accent);font-size:12px;font-weight:700}.history-table td{font-variant-numeric:tabular-nums}.history-table .history-now{color:var(--ui-text);font-weight:700}.history-eras{color:var(--ui-muted);margin:0;padding-left:18px;font-size:13px}.history-eras li{margin:3px 0}#ui .tutorial-card{box-sizing:border-box;border-left:4px solid var(--ui-accent);align-self:center;width:min(440px,100%);padding:12px 14px 10px}.tutorial-step{letter-spacing:.08em;text-transform:uppercase;color:var(--ui-accent);font-size:11px;font-weight:800}.tutorial-title{margin:2px 0;font-size:15px;font-weight:800}.tutorial-text{color:var(--ui-muted);font-size:13px}.tutorial-actions{justify-content:space-between;align-items:center;margin-top:8px;display:flex}.btn.btn-link{height:auto;color:var(--ui-muted);box-shadow:none;background:0 0;border-color:#0000;padding:4px 2px;font-size:13px}.btn.btn-link:hover:not(:disabled){color:var(--ui-text);background:0 0}@media (max-width:600px){#ui .building-panel{border-radius:18px;width:100%;position:relative;top:auto;right:auto}#ui .research-panel{left:max(12px, env(safe-area-inset-left));right:max(12px, env(safe-area-inset-right));bottom:calc(96px + env(safe-area-inset-bottom));z-index:2;width:auto;max-height:55vh;position:fixed}.top-right .btn-label{display:none}.modal-actions .btn{flex:auto}.hud{gap:6px}.hud-resource{gap:4px;padding:5px 9px 5px 7px;font-size:13px}.hud .icon{width:15px;height:15px}.build-bar .btn{padding:0 10px}}
