:root{color-scheme:dark;--bg:#101820;--panel:#1b2833;--panel2:#243540;--line:#3c505f;--text:#eeeae1;--muted:#a7bbc7;--amber:#efbd85;--blue:#83c9dc;--green:#a6d5b9;--red:#ee9a8e;--mono:'SFMono-Regular',Consolas,'Liberation Mono',monospace;--sans:Inter,system-ui,-apple-system,'Segoe UI',sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 50% 0,#243644 0,transparent 52%),var(--bg);font:15px/1.5 var(--sans);color:var(--text)}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;border:0;background:none}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--amber);outline-offset:4px}button:disabled{cursor:default;opacity:.42}[hidden]{display:none!important}.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:86px;padding:15px 3vw;border-bottom:1px solid var(--line);background:#111c26bb}.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:750;letter-spacing:2px}.brand-symbol{font-size:42px;line-height:1;color:var(--amber)}.brand small{display:block;font:9px var(--mono);letter-spacing:3px;color:#a8becb;margin-top:3px}.unit-id{font:14px var(--mono);color:#d8e2e7}.unit-id span{display:block;font-size:9px;color:var(--muted);letter-spacing:1px;margin-top:4px}.top-actions{display:flex;gap:16px;align-items:center;font-size:12px;color:#c2d2dd}.top-actions button{min-height:40px}.top-actions #sound{font-size:21px;width:35px}main{max-width:1600px;margin:auto;padding:28px 3vw 115px}.eyebrow{font:10px var(--mono);letter-spacing:1.6px;color:var(--amber)}.shift-bar{display:flex;align-items:center;gap:25px;margin-bottom:24px}.shift-bar h1{font-size:clamp(22px,2.3vw,34px);font-weight:530;letter-spacing:-1px;margin:5px 0 0}.shift-bar>button{font-size:12px;color:var(--muted);padding:10px;border:1px solid var(--line);border-radius:5px}.shift-bar>button span{margin-left:15px}.mode-buttons{display:flex;gap:3px;background:#0c1720;padding:4px;border:1px solid var(--line);border-radius:6px;margin-left:auto;flex-shrink:0}.mode-buttons button{min-height:36px;font-size:12px;padding:8px 12px;border-radius:3px}.mode-buttons [aria-pressed=true]{background:#425563;color:#fff1dc}.plant-status{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #587080;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#304653,#172631);margin-bottom:24px}.plant-status>button{text-align:left;padding:18px 24px;border-right:1px solid #506571;min-width:0}.plant-status>button:last-child{border:0}.plant-status>button>span{font:9px var(--mono);letter-spacing:1.2px;color:#b9cbd5}.plant-status strong{display:block;font:32px var(--mono);color:#eee8d7;letter-spacing:-1px;margin:7px 0}.plant-status strong>small{font-size:12px;color:#9fbbc9;margin-left:8px;letter-spacing:0}.plant-status>button>small{font:8px var(--mono);color:#a4bfca;letter-spacing:.5px}.meter{display:block;height:3px;background:#102331;border-radius:4px;margin-top:11px;overflow:hidden}.meter b{display:block;height:100%;background:var(--amber);width:0;transition:width .4s}.stations{display:flex;border-bottom:1px solid var(--line);gap:4px;margin:0 0 22px;overflow-x:auto;scrollbar-width:thin}.stations button{display:flex;align-items:center;gap:7px;white-space:nowrap;padding:13px 14px;font-size:12px;border-bottom:2px solid transparent;color:#a9c1ce}.stations button span{font-size:19px;line-height:1;color:#9fc0d0}.stations button[aria-current=true]{border-bottom-color:var(--amber);color:#f1d0a5}.stations button[aria-current=true] span{color:var(--amber)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px}.workstation{min-width:0}.station-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:17px}.station-heading h2{font-size:24px;letter-spacing:-.5px;font-weight:500;margin:4px 0 0}.status-chip{border:1px solid #57746e;border-radius:4px;padding:7px 9px;font:9px var(--mono);color:#b0d6c1;white-space:nowrap}.scenario-context{font-size:12px;color:#bfd0d9;border-left:2px solid #6a9bae;padding:7px 12px;margin-bottom:18px}.scenario-context button{margin-left:12px;color:var(--amber);text-decoration:underline;min-height:36px}.instrument-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin-bottom:19px}.instrument{border:1px solid var(--line);border-radius:5px;padding:12px;background:#13222c;text-align:left;min-width:0}.instrument>span{display:block;color:#bed0d9;font:10px var(--mono);margin-bottom:7px}.instrument strong{font:23px var(--mono);color:#b5e2d0}.instrument strong small{font-size:10px;color:#a9c1cd;margin-left:5px}.instrument>small{display:block;color:#91a9b8;font-size:10px;margin-top:5px}.control-board{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.control-card{position:relative;background:linear-gradient(135deg,#354854,#263944);border:1px solid #71838d;border-radius:6px;padding:16px 14px;box-shadow:inset 0 1px #cad6d622,0 4px 9px #0002;min-width:0}.control-card:before,.control-card:after{content:'+';position:absolute;top:3px;color:#abb7bd77;font:10px var(--mono)}.control-card:before{left:5px}.control-card:after{right:5px}.control-card h3{font:12px/1.45 var(--mono);color:#efeadd;margin:1px 28px 12px 0;min-height:34px;letter-spacing:.3px}.control-card .explain{position:absolute;right:8px;top:11px;border:1px solid #8094a1;border-radius:50%;width:26px;height:26px;font:13px var(--mono);color:#d6e4ec}.control-card.required{border-color:#edbf88;box-shadow:0 0 0 1px #edbf8860,inset 0 0 24px #f0b87908}.switch{display:flex;align-items:center;gap:13px;text-align:left;width:100%;min-height:66px}.switch-track{position:relative;width:31px;height:51px;border-radius:18px;background:linear-gradient(90deg,#0b1721,#344d5b,#091722);border:2px solid #91a4af;box-shadow:0 2px 3px #071521;flex-shrink:0}.switch-track i{position:absolute;width:23px;height:28px;top:22px;left:2px;border:1px solid #e9ecdf;border-radius:7px;background:linear-gradient(90deg,#8b9b9e,#e6e9da 40%,#9cabb2 75%,#677e8a);box-shadow:0 3px 5px #0007;transition:top .16s}.switch[aria-pressed=true] .switch-track i{top:-5px}.switch b{background:#152b36;border:1px solid #5e7b8b;border-radius:3px;padding:6px 10px;min-width:64px;font:13px var(--mono);color:#b5c9d2}.switch[aria-pressed=true] b{border-color:#93bba6;color:#bef2d0}.control-card .control-note{font-size:11px;color:#c4d6df;margin-top:9px;min-height:17px}.range-row{display:flex;align-items:center;gap:9px;margin:8px 0}.range-row input[type=range]{width:100%;min-width:0;height:38px;accent-color:var(--amber);cursor:pointer}.range-row input[type=number]{width:78px;min-height:43px;border:1px solid #7894a4;background:#122a38;color:#e4eddc;border-radius:4px;padding:7px;font:16px var(--mono)}.range-unit{font:10px var(--mono);color:#ccdae1}.control-card select{width:100%;min-height:47px;padding:8px;border:1px solid #94a5b0;border-radius:4px;background:#152c3c;color:#f5e5cc;font:15px var(--mono)}.control-action{width:100%;min-height:53px;background:#203a4b;border:1px solid #8aabbd;border-radius:4px;font:12px/1.4 var(--mono);padding:9px}.control-action[data-control=trip]{border-color:#b97367;background:#583631;color:#ffd2bf}.board-note{padding:14px 16px;background:#14242e;border:1px solid var(--line);border-radius:5px;margin-top:16px;color:#bdd0dc;font-size:12px;line-height:1.65}.prerequisites{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:15px}.prerequisites span{padding:6px;border:1px solid #755b52;color:#e2b6a1;border-radius:3px;font:10px var(--mono);text-transform:uppercase;text-align:center}.prerequisites .good{border-color:#4d7a6b;color:#b3dfc9}.coach{align-self:start;position:sticky;top:18px;background:#1b2c38;border:1px solid #597381;border-radius:8px;overflow:hidden}.coach-head{display:flex;align-items:center;gap:9px;padding:16px 18px;border-bottom:1px solid var(--line);font:11px var(--mono);letter-spacing:1px}.crew-dot{width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 12px #eeb67a66}.coach-head small{font-size:8px;display:block;color:#a2bdcd;margin-top:5px;letter-spacing:.7px}.coach-head button{margin-left:auto;font-size:24px;padding:0 4px}.progress{display:flex;flex-wrap:wrap;justify-content:space-between;gap:9px;padding:16px 18px 0;font:9px var(--mono);color:#d8b386}.progress>div{flex-basis:100%;height:3px;background:#0d202c}.progress i{display:block;height:100%;background:var(--amber);transition:width .2s}#lesson-copy{padding:15px 18px 4px}#lesson-copy h3{font-size:23px;line-height:1.2;letter-spacing:-.5px;font-weight:500;margin:0 0 13px}#lesson-copy p{font-size:13px;line-height:1.65;color:#e0e7e9;margin:0 0 12px}#lesson-copy details{border-top:1px solid var(--line);padding-top:10px;margin-top:12px}#lesson-copy summary{color:#edc594;font:10px var(--mono);cursor:pointer;padding:4px 0 8px}#lesson-copy details p{color:#b5cbd7;font-size:12px}#lesson-checks{padding:0 18px}.lesson-check{display:flex;gap:8px;align-items:baseline;padding:5px 0;color:#d8c5a9;font-size:12px}.lesson-check i{font-style:normal;color:#e9b779}.lesson-check.done,.lesson-check.done i{color:#a7d4bd}.coach-actions{display:flex;gap:7px;padding:14px 18px 0}.coach-actions button{min-height:44px;border:1px solid #69899b;border-radius:4px;padding:8px;font-size:12px;flex:1}.primary{background:#e8b984!important;color:#172833!important;border-color:#e8b984!important;font-weight:650}.hold-note{font:10px/1.5 var(--mono);color:#9eb9c7;margin:11px 18px 16px}.response{border-top:1px solid var(--line);padding:13px 18px 15px;background:#162632}.response summary{font:10px var(--mono);color:#a3c6d8;cursor:pointer}.response p{font-size:12px;line-height:1.6;color:#bcd1dd;margin-bottom:0}.page-footer{display:flex;justify-content:space-between;align-items:center;margin-top:25px;border-top:1px solid var(--line);padding-top:15px;font:9px var(--mono);color:#8ea8b9}.page-footer button{color:#d7b58c;min-height:40px}.transport{position:fixed;bottom:0;left:0;right:0;z-index:10;display:flex;justify-content:space-between;align-items:center;gap:15px;border-top:1px solid #647988;background:#132631ee;backdrop-filter:blur(14px);padding:9px max(3vw,12px) calc(9px + env(safe-area-inset-bottom));box-shadow:0 -8px 35px #04121c77}.transport-live{display:flex;gap:24px;font:12px var(--mono);color:#c3dcd5}.transport>div:last-child{display:flex;gap:7px}.transport button{min-height:39px;min-width:44px;padding:7px 12px;border:1px solid #4d6f81;border-radius:4px;font:12px var(--mono);background:#274354}.transport .trip{border-color:#b47c6e;color:#f2b4a3;background:#432d2e}.transport #mobile-guide{display:none}.alert{display:flex;gap:15px;align-items:center;flex-wrap:wrap;border:1px solid #b88471;background:#543b34;padding:13px 16px;border-radius:6px;margin-bottom:17px}.alert strong{font:12px var(--mono);color:#ffd5b7}.alert span{flex:1;font-size:12px;color:#ebd1c4}.alert button{border:1px solid #bda089;min-height:38px;padding:8px;font-size:11px;border-radius:4px}.diagram-frame{background:radial-gradient(ellipse at center,#253642,#101e28);border:1px solid #5c7483;border-radius:8px;overflow:auto}.plant-diagram{display:block;width:100%;min-width:760px}.plant-diagram [data-station]{cursor:pointer}.plant-diagram [data-station]:hover{filter:brightness(1.25)}.map-label,.map-title{font:12px var(--mono);fill:#d6e0df;letter-spacing:1px}.map-small{font:9px var(--mono);fill:#99b5c6;letter-spacing:.3px}.map-value{font:17px var(--mono);fill:#edc393}.pipe path{fill:none;stroke-width:10;stroke-linejoin:round}.primary path{stroke:#be8058}.steam path{stroke:#d4b66e}.feed path{stroke:#558db4}.cooling path{stroke:#4b9da9}.pipe .flow{stroke-width:3;stroke-dasharray:9 17;stroke:#ffebce;opacity:.8;animation:flow 2s linear infinite;animation-play-state:paused}.feed .flow,.cooling .flow{stroke:#bbe6ed}.bypass-line{fill:none;stroke:#c6ac75;stroke-width:5;stroke-dasharray:8 7}.tower-vapor{animation:vapor 5s ease-in-out infinite}@keyframes flow{to{stroke-dashoffset:-52}}@keyframes vapor{50%{opacity:.5;transform:translateY(-5px)}}.map-legend{display:flex;justify-content:space-between;gap:9px;flex-wrap:wrap;margin:12px 0 18px;font:10px var(--mono);color:#b7cbd5}.map-legend b{display:inline-block;width:15px;height:3px;background:#e3a16f;margin-right:5px;vertical-align:middle}.map-legend span:nth-child(2) b{background:#e3c887}.map-legend span:nth-child(3) b{background:#80c8d3}.energy-balance{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.energy-balance>div{padding:16px;background:#192c37;border:1px solid var(--line);border-radius:5px}.energy-balance span{font:9px var(--mono);color:#a9bfcc}.energy-balance strong{display:block;font:24px var(--mono);color:#efce9f;margin-top:6px}.energy-balance small{font-size:10px;color:#acc3cf}.synch-panel{display:flex;align-items:center;gap:20px;padding:18px;background:#101f2a;border:1px solid #4e6a7a;border-radius:6px;margin-bottom:18px}.synch-panel svg{width:100px;flex-shrink:0}.synch-panel h3{font:13px var(--mono);color:#c8dce6;margin:0 0 8px}.synch-panel p{font-size:12px;color:#a9c3d1;margin:5px 0}.synch-panel strong{font:13px var(--mono);color:#e7bf8d}.trend-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.trend-card{min-width:0;padding:15px;background:#132632;border:1px solid var(--line);border-radius:5px}.trend-card h3{font:11px var(--mono);font-weight:500;color:#d2dce3;margin:0 0 9px}.trend-card canvas{display:block;width:100%;height:155px}.trend-card p{font-size:11px;color:#a7bfcd;margin:8px 0 0}.physics-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}.physics-grid article{padding:17px;background:#1e313e;border:1px solid var(--line);border-radius:5px}.physics-grid h3{font-size:16px;font-weight:550;color:#ebc599;margin:0 0 10px}.physics-grid p{font-size:13px;color:#bdd0dc;line-height:1.7;margin:0}.complete-card{padding:24px;background:linear-gradient(135deg,#29453f,#192e39);border:1px solid #709184;border-radius:7px}.complete-card h3{font-size:27px;font-weight:500;margin:0 0 10px}.complete-card p{color:#c1d8d5}.complete-card button{padding:12px;background:#dec49b;color:#172a35;border-radius:4px}.toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%);background:#ebca9c;color:#132430;padding:12px 18px;border-radius:6px;box-shadow:0 5px 25px #0008;font-size:13px;max-width:min(90vw,520px);z-index:30;opacity:0;pointer-events:none;transition:opacity .15s}.toast.show{opacity:1}dialog{width:min(830px,calc(100vw - 24px));max-height:88dvh;border:1px solid #7b94a4;border-radius:12px;background:#182c39;color:var(--text);padding:0;box-shadow:0 15px 90px #000b}dialog::backdrop{background:#06121edb;backdrop-filter:blur(5px)}dialog>header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 25px;background:#223a49;position:sticky;top:0;z-index:2;border-bottom:1px solid var(--line)}dialog h2{font-size:26px;letter-spacing:-.5px;font-weight:500;margin:6px 0 0}dialog>header button{font-size:28px;min-width:44px;min-height:44px}#modal-body{padding:24px}.scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.scenario-card{padding:18px;text-align:left;background:linear-gradient(135deg,#2e4857,#1b303f);border:1px solid #6a8798;border-radius:6px}.scenario-card span{font:9px var(--mono);color:#ecc08d;letter-spacing:1px}.scenario-card h3{font-size:20px;font-weight:500;margin:9px 0}.scenario-card p{font-size:13px;color:#b7ccd8;line-height:1.6}.scenario-card small{font:10px var(--mono);color:#a7cab8}.explain-reading{font:29px var(--mono);color:#b4dfcc;padding:15px;background:#112531;border:1px solid #537282;border-radius:5px;margin-bottom:20px}.explain-copy{font-size:16px;line-height:1.8;color:#d0dee6}.reference-links{font-size:12px;line-height:1.9;color:#b8d3e3;margin-top:18px}.reference-links a{text-decoration:underline;text-underline-offset:3px}.checklist-list{list-style:none;margin:0;padding:0}.checklist-list li{padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;color:#bdd0db}.checklist-list li.current{color:#f2c693}.checklist-list li.done{color:#a5d3b9}
@media(min-width:1350px){.workspace{grid-template-columns:minmax(0,1fr) 365px}.control-board{grid-template-columns:repeat(3,minmax(0,1fr))}.plant-diagram{min-width:0}}
@media(max-width:950px){.unit-id{display:none}.workspace{grid-template-columns:minmax(0,1fr) 290px;gap:15px}.topbar{padding:12px 20px}.shift-bar{flex-wrap:wrap;gap:12px}.shift-bar>div:first-child{flex:1}.mode-buttons{margin-left:0}.plant-status>button{padding:15px}.plant-status strong{font-size:26px}.coach-actions{flex-direction:column}.instrument-grid{grid-template-columns:repeat(2,1fr)}.trend-grid,.physics-grid{grid-template-columns:1fr}}
@media(max-width:720px){.topbar{min-height:65px;gap:8px;padding:10px 12px}.brand{font-size:15px;letter-spacing:1.1px;gap:8px}.brand-symbol{font-size:29px}.brand small{font-size:7px;letter-spacing:2px}.top-actions{gap:10px;font-size:11px}.top-actions #sound{width:25px;font-size:20px}.top-actions #about{display:none}main{padding:17px 12px 110px}.shift-bar{margin-bottom:15px;gap:10px}.shift-bar .eyebrow{font-size:8px}.shift-bar h1{font-size:25px}.shift-bar>button{font-size:10px;padding:9px;min-height:40px}.shift-bar>button span{margin-left:3px}.mode-buttons{width:100%;padding:3px}.mode-buttons button{flex:1;min-height:34px}.plant-status{grid-template-columns:repeat(2,1fr);margin-bottom:15px}.plant-status>button{padding:12px 14px;border-bottom:1px solid #526773}.plant-status>button:nth-child(2){border-right:0}.plant-status>button:nth-child(3){border-bottom:0}.plant-status strong{font-size:25px;margin:5px 0}.plant-status>button>small{font-size:8px}.plant-status>button>span{font-size:8px}.stations{margin-bottom:15px;gap:0}.stations button{padding:10px 12px;font-size:12px;min-height:46px}.workspace{display:flex;flex-direction:column;gap:17px}.workstation{order:2}.coach{position:static;order:1;width:100%;border-radius:6px}.coach-head{padding:11px 14px}.coach-head small{display:none}.progress{padding:10px 14px 0}.coach #lesson-copy{padding:12px 14px 0}#lesson-copy h3{font-size:21px;margin-bottom:9px}#lesson-copy p{font-size:14px;margin-bottom:8px}#lesson-copy details p{font-size:13px}.coach #lesson-checks{padding:0 14px}.coach-actions{padding:10px 14px 0;flex-direction:row}.coach-actions button{min-height:43px;font-size:13px}.hold-note{margin:9px 14px 12px}.response{padding:10px 14px}.response:not([open]){padding-bottom:9px}.response p{font-size:13px}.coach-head button{font-size:21px}.station-heading h2{font-size:23px}.station-heading{scroll-margin-top:10px}.station-heading .eyebrow{font-size:8px}.status-chip{font-size:8px;padding:6px}.scenario-context{font-size:12px;padding:7px 10px}.control-board{gap:10px}.control-card{padding:15px 11px}.control-card h3{font-size:12px;min-height:36px}.control-card .explain{width:27px;height:27px;right:7px;top:10px}.control-card .control-note{font-size:11px}.switch{gap:10px}.range-row{flex-wrap:wrap;gap:5px}.range-row input[type=range]{flex-basis:100%;height:32px}.range-row input[type=number]{flex:1;width:80px;min-height:44px}.range-unit{min-width:33px;text-align:right;font-size:11px}.instrument-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.instrument strong{font-size:23px}.instrument>span{font-size:10px}.transport{padding:7px 10px calc(7px + env(safe-area-inset-bottom));flex-wrap:wrap;gap:6px}.transport-live{justify-content:space-between;width:100%;font-size:11px;gap:12px}.transport>div:last-child{width:100%;gap:7px}.transport button{min-height:39px;padding:6px 10px}.transport #mobile-guide{display:block;flex:1;font:11px var(--sans);color:#f2d3a9}.transport .trip{flex:1}.energy-balance{grid-template-columns:1fr;gap:8px}.energy-balance>div{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px}.energy-balance strong{font-size:22px;margin:0}.energy-balance small{display:none}.diagram-frame{max-height:420px}.map-legend{font-size:9px}.prerequisites{grid-template-columns:repeat(3,1fr)}.prerequisites span{font-size:9px}.scenario-grid{grid-template-columns:1fr}.scenario-card{padding:16px}.scenario-card h3{font-size:23px}.scenario-card p{font-size:14px}dialog>header{padding:16px}dialog h2{font-size:24px}#modal-body{padding:16px}.explain-copy{font-size:15px}.page-footer{font-size:8px;gap:12px}.alert{padding:12px;gap:9px}.alert span{flex-basis:100%}.trend-grid,.physics-grid{grid-template-columns:1fr}.toast{bottom:110px}.synch-panel{padding:12px;gap:12px}.synch-panel svg{width:85px}.synch-panel h3{font-size:12px}.free-operation .coach #lesson-checks,.free-operation .coach .progress{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(max-width:720px){.plant-status{grid-template-columns:repeat(4,minmax(0,1fr))}.plant-status>button{padding:10px 7px;border-bottom:0!important;border-right:1px solid #506571!important}.plant-status>button:last-child{border-right:0!important}.plant-status strong{font-size:19px;letter-spacing:-.7px}.plant-status strong>small{display:block;margin:0;font-size:9px;letter-spacing:0}.plant-status>button>span{font-size:7px;letter-spacing:.2px;display:block;min-height:21px}.plant-status>button>small{display:none}.plant-status .meter{margin-top:8px}.shift-bar h1{font-size:23px}.shift-bar{margin-bottom:12px}.coach #lesson-copy h3{font-size:20px}.synch-panel{scroll-margin-bottom:100px}}