:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#304d50;background:#e9e2d1;font-synthesis:none;font-weight:450;--ink:#304d50;--paper:#f8f3e7;--line:#c7c8b6;--orange:#bd7056;--green:#598b7c}*{box-sizing:border-box}body{margin:0}button,select,input{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{min-height:44px;border:1px solid #aeb9aa;border-radius:12px;background:#f9f5eccc;color:var(--ink);padding:9px 15px;cursor:pointer;touch-action:manipulation}button:hover{background:#fff8e8}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #bd7056;outline-offset:3px}button:disabled{opacity:.5;cursor:default}button[aria-pressed=true]{background:#365f59;color:#fff6df;border-color:#365f59}button.rail-primary{background:var(--ink);border-color:var(--ink);color:#fff6df;font-weight:650;min-height:52px;padding:13px 23px}a{color:inherit;text-decoration:none}[hidden]{display:none!important}.rail-eyebrow{display:block;font-size:10px;letter-spacing:2px;line-height:1.5;text-transform:uppercase;font-weight:700;color:#6e8379}.rail-fine{font-size:12px;line-height:1.6;color:#6d8177}.rail-brand{font-size:12px;letter-spacing:2px;font-weight:700}.rail-entry{min-height:100svh;padding:32px max(24px,calc((100vw - 1180px)/2));background:radial-gradient(ellipse at 70% 18%,#d4e3d1,transparent 50%),#e9e2d1}.rail-entry-copy{position:relative;max-width:1060px;margin:70px auto 20px}.rail-entry h1{font-size:clamp(45px,6vw,82px);font-weight:650;letter-spacing:-3px;line-height:1.08;margin:16px 0 22px}.rail-entry h1 span{color:var(--orange)}.rail-lead{line-height:1.85;font-size:clamp(16px,2vw,20px);color:#637d73}.rail-entry-copy img{width:56%;max-width:640px;float:right;margin:-185px -4% 30px 30px;border-radius:28px;transform:rotate(-3deg);box-shadow:0 25px 70px #3c62631c}.rail-entry button{margin:23px 0 6px}.rail-entry-copy>p[role=status]{font-size:12px;line-height:1.7;color:#6d8177}.rail-entry-copy small{display:block;font-size:10px;color:#7b8b7d;line-height:1.8}#railGame{position:fixed;inset:0;overflow:hidden;background:#c8dcda}#railWorld{position:absolute;inset:0;touch-action:none}#railWorld canvas{display:block;width:100%;height:100%;touch-action:none}.rail-topbar{position:absolute;inset:max(15px,env(safe-area-inset-top)) 20px auto;display:flex;align-items:center;justify-content:space-between;gap:12px;z-index:3;pointer-events:none}.rail-topbar>*{pointer-events:auto}.rail-topbar>div{display:flex;gap:7px}.rail-topbar>div button{width:44px;padding:8px;font-size:19px}.rail-wordmark{letter-spacing:2px;font-size:10px;text-shadow:0 1px 8px #fff}.rail-wordmark b{display:block;font-size:14px;letter-spacing:4px;line-height:1.8}.rail-topbar #railLeave{font-size:12px}.rail-mission{position:absolute;top:94px;left:24px;width:290px;padding:18px 19px 13px;background:#faf5e7e6;border:1px solid #f9f3e1;border-radius:20px;box-shadow:0 12px 32px #3b585b12;backdrop-filter:blur(8px);z-index:2}.rail-score{display:flex;gap:10px;justify-content:space-between;align-items:center}.rail-score h2{font-size:20px;letter-spacing:-.5px;line-height:1.5;margin:9px 0 4px}.rail-score>strong{font-size:23px;color:#a56742;text-align:center;white-space:nowrap}.rail-score small{display:block;font-size:9px;letter-spacing:1px;font-weight:500}.rail-mission>p{font-size:12px;line-height:1.75;margin:8px 0}.rail-progress{height:4px;border-radius:8px;background:#dcdcc9;margin-top:13px;overflow:hidden}.rail-progress i{height:100%;display:block;background:#739b7e;width:0;transition:width .4s}.rail-orders{border-top:1px solid #d8deca;padding-top:8px}.rail-orders>div{font-size:11px;line-height:1.8;display:flex;justify-content:space-between;gap:5px}.rail-orders strong{font-weight:650}.rail-orders span{color:#7b8d7c}.rail-labels{position:absolute;inset:0;pointer-events:none;overflow:hidden}.rail-labels span{position:absolute;font-size:10px;letter-spacing:1px;border:1px solid #f4f0dd;border-radius:12px;background:#faf6e0bb;padding:4px 8px;transform:translate(-50%,-100%);white-space:nowrap;text-shadow:0 1px 2px #fff}.rail-labels span:before{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;background:#ba725b;margin-right:5px}.rail-labels span[data-station=river]:before{background:#659a91}.rail-labels span[data-station=central]:before{background:#b68c53}.rail-camera{position:absolute;right:22px;top:92px;display:flex;flex-direction:column;gap:6px;z-index:3}.rail-camera button{min-width:44px;padding:5px 9px;font-size:19px;backdrop-filter:blur(6px)}.rail-camera #railView{font-size:11px;padding:8px 12px;margin-top:4px}.rail-dispatch{position:absolute;left:50%;bottom:max(20px,env(safe-area-inset-bottom));transform:translateX(-50%);width:min(550px,calc(100vw - 42px));padding:15px 17px 10px;background:#faf5e7ed;border:1px solid #f9f3e1;border-radius:20px;box-shadow:0 12px 34px #3b585b18;backdrop-filter:blur(9px);z-index:3}.rail-switch-heading{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-bottom:10px}.rail-switch-heading>span:last-child{font-size:10px;color:#748674}.rail-route-buttons{display:grid;grid-template-columns:1fr 1fr 1.05fr;gap:8px}.rail-route-buttons button{display:grid;grid-template-columns:25px 1fr;text-align:left;padding:11px 10px;min-height:65px}.rail-route-buttons button>span{grid-row:1/3;font-size:23px;align-self:center}.rail-route-buttons strong{font-size:13px;line-height:1.55;white-space:nowrap}.rail-route-buttons small{font-size:9px;opacity:.7;line-height:1.8}.rail-route-buttons #railSignal>span{font-size:16px;color:#b7695b}.rail-route-buttons #railSignal[aria-pressed=true]>span{color:#b3d0a3}.rail-dispatch .rail-fine{font-size:10px;margin:9px 0 0}.rail-toast{position:absolute;top:78px;left:50%;transform:translateX(-50%);max-width:calc(100vw - 48px);padding:11px 20px;border-radius:28px;background:#345650e8;color:#fff3d8;font-size:12px;line-height:1.6;text-align:center;opacity:0;transition:opacity .25s;z-index:8;pointer-events:none}.rail-toast.visible{opacity:1}.rail-panel,dialog{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:min(420px,calc(100vw - 36px));max-height:calc(100svh - 40px);overflow:auto;padding:30px;border:1px solid #f9efd8;border-radius:25px;background:#f8f2e3;color:var(--ink);box-shadow:0 24px 90px #2f545548;z-index:10}.rail-panel{text-align:center;backdrop-filter:blur(14px)}dialog{margin:0}dialog::backdrop{background:#21474652;backdrop-filter:blur(5px)}dialog h2,.rail-panel h2{font-size:28px;line-height:1.35;letter-spacing:-1px;margin:12px 0 20px}dialog p,.rail-panel p{font-size:13px;line-height:1.9}dialog li{font-size:12px;line-height:1.9;margin:10px 0}dialog ol{padding-left:19px;margin:16px 0 20px}dialog button{width:100%;margin-top:9px}dialog label{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;line-height:1.5;margin:17px 0}dialog select{padding:9px;border:1px solid #b4bfac;border-radius:8px;background:#fff9eb;color:var(--ink);max-width:65%}dialog input[type=checkbox]{width:20px;height:20px;accent-color:#5c8b7e}dialog .rail-dialog-close{position:absolute;top:11px;right:11px;width:38px;min-height:38px;padding:3px;font-size:25px;background:transparent;border:0;margin:0}.rail-upgrades{border-top:1px solid #ced4bd;padding-top:7px;margin-top:17px}.rail-upgrades button{font-size:12px;background:#e2e8d3}.rail-pure .rail-mission,.rail-pure .rail-dispatch,.rail-pure .rail-topbar,.rail-pure .rail-labels{display:none}.rail-pure .rail-camera{top:max(18px,env(safe-area-inset-top))}.rail-pure #railView{display:none}#railViewExit{position:absolute;left:22px;top:max(18px,env(safe-area-inset-top));z-index:7;font-size:12px}#qaPerf-rail-reset{min-height:22px!important}
@media(max-width:700px){.rail-entry{padding:24px}.rail-entry-copy{margin:48px auto 20px;text-align:center}.rail-entry-copy img{float:none;display:block;width:110%;max-width:none;margin:28px -5% 2px;transform:rotate(-2deg)}.rail-entry h1{font-size:54px}.rail-entry .rail-eyebrow{font-size:8px;letter-spacing:1px}.rail-entry button{margin-top:24px}.rail-entry-copy small{font-size:9px}.rail-topbar{inset:max(11px,env(safe-area-inset-top)) 12px auto;gap:6px}.rail-topbar #railLeave{padding:8px 11px;font-size:10px}.rail-topbar>div{gap:5px}.rail-topbar>div button{width:42px;min-height:42px}.rail-wordmark{font-size:7px;letter-spacing:1px}.rail-wordmark b{font-size:10px;letter-spacing:2px}.rail-mission{top:73px;left:13px;width:calc(100vw - 81px);max-width:340px;padding:12px 14px 10px;border-radius:16px}.rail-mission .rail-eyebrow{font-size:8px;letter-spacing:1px}.rail-score h2{font-size:17px;margin:4px 0}.rail-score>strong{font-size:19px}.rail-mission>p{font-size:10px;line-height:1.6;margin:5px 0}.rail-progress{margin-top:7px}.rail-orders{padding-top:5px}.rail-orders>div{font-size:10px}.rail-camera{top:75px;right:12px;gap:5px}.rail-camera button{min-width:42px;min-height:42px;padding:4px;font-size:17px}.rail-camera #railView{max-width:42px;font-size:10px;padding:7px;line-height:1.4}.rail-dispatch{width:calc(100vw - 24px);bottom:max(12px,env(safe-area-inset-bottom));padding:12px 11px 9px;border-radius:17px}.rail-switch-heading .rail-eyebrow{font-size:8px;letter-spacing:.8px}.rail-switch-heading{margin-bottom:8px}.rail-route-buttons{gap:6px;grid-template-columns:1fr 1fr 1fr}.rail-route-buttons button{grid-template-columns:1fr;text-align:center;padding:7px 4px;min-height:72px}.rail-route-buttons button>span{grid-row:auto;font-size:19px;line-height:1.2}.rail-route-buttons strong{font-size:11px}.rail-route-buttons small{font-size:8px}.rail-dispatch .rail-fine{font-size:9px;margin-top:7px}.rail-toast{top:auto;bottom:181px;font-size:11px;padding:10px 14px;max-width:calc(100vw - 30px)}dialog{padding:25px}.rail-labels span{font-size:8px;padding:3px 6px;letter-spacing:.3px}#railViewExit{left:13px;top:max(12px,env(safe-area-inset-top));font-size:11px}.rail-pure .rail-camera{top:max(12px,env(safe-area-inset-top))}}
@media(max-height:520px) and (min-width:650px){.rail-mission{top:69px;width:230px;padding:12px 15px}.rail-score h2{font-size:16px}.rail-mission>p{font-size:10px}.rail-dispatch{left:auto;right:18px;bottom:14px;transform:none;width:440px;padding:11px 13px}.rail-camera{top:70px;right:17px;flex-direction:row}.rail-camera button{min-height:38px;min-width:38px}.rail-camera #railView{margin:0}.rail-toast{top:65px}dialog{max-height:calc(100svh - 22px);padding:23px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}

/* Dispatch expansion: bounded desktop panels and touch targets on small screens. */
.rail-mission{width:330px}.rail-orders{display:grid;gap:5px}.rail-orders button{display:grid;text-align:left;padding:7px 9px;min-height:48px;border-radius:10px}.rail-orders strong{font-size:12px}.rail-orders small{font-size:10px;line-height:1.6;overflow-wrap:anywhere}.rail-mission #railLog{font-size:10px;line-height:1.5;margin-bottom:0}.rail-dispatch{left:auto;right:22px;transform:none;width:460px}.rail-branches{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:9px}.rail-branches fieldset{padding:5px;min-width:0;margin:0;border:1px solid #c5ceb7;border-radius:10px;display:grid;grid-template-columns:1fr 1fr;gap:4px}.rail-branches legend{font-size:10px;padding:0 4px}.rail-branches button{font-size:10px;padding:7px 4px;min-height:38px}.rail-branches button:last-child{grid-column:1/-1;min-height:34px}.rail-train-actions{display:flex;gap:7px;margin-top:9px}.rail-train-actions button{flex:1;min-height:41px;font-size:12px;padding:8px}.rail-warning{color:#985743!important;font-weight:700}.rail-toast{top:78px;max-width:480px}.rail-orders button[aria-pressed=true]{outline:2px solid #557f6d;background:#dce8cf}.rail-branches button[aria-pressed=true]{background:#496d60;color:#fff9e8}.rail-camera{top:85px}.rail-route-buttons button{min-height:57px}.rail-route-buttons small{font-size:9px}
@media(max-width:900px) and (min-width:701px){.rail-mission{width:280px}.rail-dispatch{right:16px;width:420px}}
@media(max-width:700px){.rail-mission{left:10px;right:64px;width:auto;max-width:none;top:65px;padding:9px 11px}.rail-score h2{font-size:15px}.rail-mission>p{font-size:10px;margin:3px 0}.rail-orders{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.rail-orders button{padding:5px;min-height:56px}.rail-orders strong{font-size:9px}.rail-orders small{font-size:8px;line-height:1.35}.rail-mission #railLog{display:none}.rail-mission .rail-progress{margin-top:5px}.rail-dispatch{left:10px;right:10px;width:auto;bottom:max(8px,env(safe-area-inset-bottom));padding:8px 9px}.rail-route-buttons button{min-height:43px;grid-template-columns:18px 1fr;padding:5px}.rail-route-buttons button>span{grid-row:1/3;font-size:16px}.rail-route-buttons strong{font-size:10px}.rail-route-buttons small{font-size:8px}.rail-switch-heading{margin-bottom:5px}.rail-branches{margin-top:5px;gap:5px}.rail-branches fieldset{gap:3px;padding:4px;grid-template-columns:1fr 1fr 1fr}.rail-branches legend{font-size:9px}.rail-branches button{min-height:36px;font-size:9px;padding:4px 2px}.rail-branches button:last-child{grid-column:auto;min-height:36px}.rail-train-actions{margin-top:5px}.rail-train-actions button{min-height:35px;padding:5px;font-size:10px}.rail-dispatch .rail-fine{font-size:9px;line-height:1.4;margin-top:5px}.rail-toast{top:auto;bottom:245px;max-width:calc(100vw - 24px)}.rail-camera{top:72px;right:10px;gap:4px}.rail-camera button{min-width:38px;min-height:38px;width:38px}.rail-labels span{font-size:8px}.rail-pure .rail-camera{top:12px}}
@media(max-height:560px) and (min-width:650px){.rail-mission{width:270px;top:63px}.rail-dispatch{width:420px;right:12px;bottom:8px}.rail-camera{top:65px;right:12px;flex-direction:row}.rail-mission #railLog{display:none}.rail-orders button{min-height:40px;padding:4px 7px}.rail-orders small{font-size:9px}.rail-dispatch .rail-route-buttons button{min-height:45px}.rail-branches{margin-top:4px}.rail-branches button{min-height:30px}.rail-train-actions button{min-height:32px}.rail-toast{left:30%;top:60px}}

.rail-labels .rail-node{background:#46695c;color:#fff7de;font-weight:700;font-size:10px;padding:4px 7px;transform:translate(-50%,-160%)}

.rail-orders button[aria-pressed=true]{color:var(--ink)}
/* The header music button owns the sound panel; avoid a second floating button over dispatch. */
body>.soundscape[data-game=rail]>.sc-toggle{display:none}
body>.soundscape[data-game=rail] .sc-panel{top:70px;bottom:auto;right:20px;max-height:calc(100dvh - 90px)}
@media(max-width:700px){body>.soundscape[data-game=rail] .sc-panel{top:62px;right:12px;max-height:calc(100dvh - 82px)}}

.rail-save-state{display:flex;align-items:center;gap:6px;border-top:1px solid #365f4720;margin-top:7px;padding-top:6px;font-size:10px;line-height:1.45;color:var(--rail-muted,#687b69)}.rail-save-state span{flex:1;min-width:0;overflow-wrap:anywhere}.rail-save-state button{flex-shrink:0;min-height:36px;padding:5px 9px;border:1px solid #8c695b;border-radius:9px;background:#fbf3de;color:#614b40;font:inherit}.rail-save-state[data-state="unsaved"],.rail-save-state[data-state="preferences-unsaved"],.rail-save-state[data-state="unavailable"],.rail-save-state[data-state="unsupported"]{color:#8a4d35}.rail-save-state button[hidden],#railOptionsRetrySave[hidden]{display:none}