@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Mono:wght@400;700&display=swap');
:root{color-scheme:dark;--bg:#0b0c0e;--panel:#131519;--panel-2:#181b20;--line:#272b31;--text:#f4f1eb;--muted:#979bA3;--accent:#e8793e;--accent-2:#ffad66;--green:#66d19e;--blue:#73a8ff;--red:#ff635f;--yellow:#e8c55b;--radius:18px;--mono:'Space Mono',monospace;--sans:'DM Sans',system-ui,sans-serif}
*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;background:radial-gradient(circle at 65% -10%,#2a1912 0,transparent 32%),var(--bg);color:var(--text);font-family:var(--sans);min-width:320px}.app-shell{max-width:1600px;margin:auto;min-height:100vh}.topbar{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 34px;border-bottom:1px solid var(--line);background:rgba(11,12,14,.85);backdrop-filter:blur(16px);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:13px;color:inherit;text-decoration:none}.brand-mark{display:grid;place-items:center;width:42px;height:42px;background:linear-gradient(145deg,#8f3d22,#e8793e);border-radius:13px;font-size:21px;box-shadow:0 10px 35px #e8793e26}.brand strong{font-size:20px;letter-spacing:-.4px}.brand small{display:block;color:var(--muted);font:9px var(--mono);letter-spacing:1.6px;margin-top:2px}.top-actions{display:flex;align-items:center;gap:10px}.ghost-button,.connection-button,.text-button,.icon-button{border:1px solid var(--line);background:#15171b;color:var(--text);font:600 13px var(--sans);border-radius:11px;padding:11px 15px;cursor:pointer}.ghost-button:hover,.connection-button:hover,.icon-button:hover{border-color:#494f58;background:#1c1f24}.ghost-button[aria-pressed=true]{color:var(--accent-2);border-color:#73472e;background:#271a14}.connection-button{display:flex;align-items:center;gap:9px}.status-dot{width:8px;height:8px;border-radius:50%;background:#686d75;box-shadow:0 0 0 4px #686d751a}.connected .status-dot{background:var(--green);box-shadow:0 0 0 4px #66d19e1d}.compat-hint{color:var(--yellow);font-size:12px}.hero-strip{padding:30px 34px 25px;display:grid;grid-template-columns:250px 1fr;gap:28px;align-items:end}.eyebrow{font:700 9px var(--mono);letter-spacing:1.9px;color:var(--accent-2);margin-bottom:7px}.state-line{display:flex;align-items:center;gap:11px}.state-line h1{margin:0;font-size:34px;letter-spacing:-1.2px}.state-icon{font-size:15px;color:var(--green);filter:drop-shadow(0 0 6px currentColor)}.hero-strip p{margin:6px 0 0;color:var(--muted);font-size:13px}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.metric{min-height:112px;padding:18px 20px;background:linear-gradient(145deg,#141619,#111316);border:1px solid var(--line);border-radius:15px;position:relative}.metric.primary{background:linear-gradient(145deg,#2d1a12,#191411);border-color:#5b3220}.metric>span{display:block;font:700 8px var(--mono);letter-spacing:1.2px;color:var(--muted);margin-bottom:6px}.metric strong{font:700 31px var(--mono);letter-spacing:-2px}.metric strong b{font:inherit}.metric strong i,.metric>em{font:400 14px var(--mono);font-style:normal;color:var(--muted);margin-left:3px}.metric small{display:block;color:var(--muted);font-size:11px;margin-top:6px}.workspace{padding:0 34px 32px;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:15px}.main-column,.side-column{display:flex;flex-direction:column;gap:15px}.panel{background:linear-gradient(155deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 45px #0003}.panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.panel-header h2{font-size:18px;margin:0;letter-spacing:-.4px}.chart-panel{padding:23px 24px 16px;min-height:500px}.chart-actions{display:flex;gap:7px}.icon-button{width:37px;height:37px;padding:0;font-size:17px}.text-button{background:transparent;border:0;color:var(--accent-2);padding:6px}.legend{display:flex;gap:19px;color:var(--muted);font-size:11px;margin:17px 0 8px}.legend span{display:flex;align-items:center;gap:7px}.legend-line{width:19px;height:3px;border-radius:3px}.legend-line.target{background:var(--accent)}.legend-line.actual{background:#f6e6d6}.legend-line.heater{background:var(--red)}.legend-line.fan{background:var(--blue)}.chart-wrap{position:relative;height:370px}canvas{display:block;width:100%;height:100%;outline:none}.chart-tooltip{position:absolute;pointer-events:none;background:#090a0ced;border:1px solid #3a3e46;border-radius:10px;padding:9px 11px;font:10px var(--mono);line-height:1.65;box-shadow:0 8px 24px #0008;z-index:5}.phase-track{display:grid;grid-template-columns:1fr 3fr 1fr;border-top:1px solid var(--line);padding-top:10px;color:#666b73;font:9px var(--mono);text-transform:uppercase;letter-spacing:1px}.phase-track span:nth-child(2){text-align:center}.phase-track span:last-child{text-align:right}.phase-track .active{color:var(--accent-2)}.lower-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:15px}.recipe-panel,.roast-level-panel,.control-panel,.output-panel,.diagnostics-panel{padding:21px}.field-label{display:block;color:var(--muted);font-size:11px;margin:17px 0 7px}.select,.input-unit,input[type=number]{width:100%;background:#0e1013;border:1px solid #30343b;color:var(--text);border-radius:10px;padding:12px;font:500 13px var(--sans);outline:none}.select:focus,input:focus{border-color:var(--accent)}.recipe-description{min-height:53px;color:#b9bbc0;font-size:12px;line-height:1.5;margin:13px 0}.recipe-meta{border-top:1px solid var(--line);padding-top:13px;display:flex;gap:22px;color:var(--muted);font-size:10px}.recipe-meta b{display:block;color:var(--text);font:700 12px var(--mono);margin-bottom:2px}.badge{font:700 9px var(--mono);letter-spacing:.4px;color:var(--muted);border:1px solid var(--line);padding:6px 8px;border-radius:20px}.badge.safe{color:var(--green);border-color:#25543d;background:#13251d}.roast-levels{display:flex;gap:5px;margin:20px 0 13px}.bean-level{min-width:0;flex:1;border:1px solid var(--line);background:#101216;color:#7a5542;border-radius:10px;padding:10px 4px;cursor:pointer;overflow:hidden}.bean-level span{font-size:10px;white-space:nowrap}.bean-level small{display:block;color:var(--muted);font-size:8px;margin-top:5px}.bean-level:hover,.bean-level.selected{border-color:#875135;background:#241914;color:var(--accent-2)}.muted{color:var(--muted);font-size:10px;line-height:1.5;margin:0}.stepper{list-style:none;margin:19px 0;padding:0}.stepper li{display:flex;gap:11px;position:relative;padding-bottom:16px;color:#727780}.stepper li:not(:last-child):after{content:'';position:absolute;left:13px;top:29px;width:1px;height:18px;background:#30343a}.stepper i{font:700 10px var(--mono);font-style:normal;width:27px;height:27px;border:1px solid #363a41;border-radius:50%;display:grid;place-items:center}.stepper b{display:block;color:#9da1a8;font-size:12px}.stepper small{font-size:9px}.stepper li.active i{background:var(--accent);border-color:var(--accent);color:#fff}.stepper li.active b{color:var(--text)}.stepper li.done i{background:#183326;border-color:#346e50;color:var(--green)}.primary-action{border:0;width:100%;min-height:64px;border-radius:13px;background:linear-gradient(135deg,#f08445,#d9612f);color:white;display:flex;align-items:center;justify-content:center;gap:12px;font-family:var(--sans);cursor:pointer;box-shadow:0 10px 30px #dd653133}.primary-action:disabled{filter:saturate(0);opacity:.42;cursor:not-allowed;box-shadow:none}.primary-action b,.primary-action small{display:block}.primary-action b{font-size:14px}.primary-action small{font-size:9px;opacity:.78;margin-top:2px}.primary-action.compact{min-height:42px;width:auto;padding:0 18px}.danger-action{width:100%;margin-top:9px;padding:11px;border-radius:11px;border:1px solid #5c2d2b;background:#261616;color:#ff817d;font:600 11px var(--sans);cursor:pointer}.danger-action:disabled{opacity:.35;cursor:not-allowed}.range{width:100%;accent-color:var(--accent);margin:19px 0 2px}.range-labels{display:flex;justify-content:space-between;color:#6f737b;font-size:9px}.input-unit{display:flex;padding:0}.input-unit input{border:0;background:transparent}.input-unit span{display:grid;place-items:center;padding:0 13px;color:var(--muted);font:12px var(--mono)}.status-list{margin:16px 0 8px}.status-list div{display:flex;justify-content:space-between;border-bottom:1px solid #24272c;padding:9px 0;font-size:10px}.status-list dt{color:var(--muted)}.status-list dd{margin:0;font-family:var(--mono);max-width:58%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}details{margin-top:13px}summary{color:var(--muted);font-size:10px;cursor:pointer}.pid-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:10px 0}.pid-grid label{font-size:9px;color:var(--muted)}.pid-grid input{margin-top:4px;padding:7px}.serial-log{height:120px;overflow:auto;white-space:pre-wrap;background:#090a0c;border:1px solid #262a30;border-radius:8px;padding:9px;color:#8dc9a9;font:9px var(--mono)}footer{border-top:1px solid var(--line);padding:19px 34px;color:#666a71;font:9px var(--mono);display:flex;justify-content:space-between}.modal{max-width:560px;background:#15171b;color:var(--text);border:1px solid #383d44;border-radius:20px;padding:0;box-shadow:0 30px 100px #000c}.modal::backdrop{background:#040506c9;backdrop-filter:blur(5px)}.modal form{padding:27px}.modal h2{margin:4px 0 10px;font-size:24px}.modal-icon{float:right;width:43px;height:43px;border-radius:50%;display:grid;place-items:center;background:#183326;color:var(--green);font-weight:700}.controller-status{background:#0e1013;border:1px solid var(--line);border-radius:10px;padding:11px;color:#afb2b8;font:10px var(--mono);white-space:pre-wrap}.modal label{display:block;margin:13px 0;color:#c6c8cc;font-size:12px;line-height:1.4}.modal label input{margin-right:8px;accent-color:var(--accent)}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:22px}.toast{position:fixed;right:25px;bottom:25px;max-width:380px;background:#1d2025;border:1px solid #424750;border-radius:12px;padding:13px 16px;color:var(--text);font-size:12px;box-shadow:0 15px 40px #000a;z-index:50}.toast.error{border-color:#713734;color:#ffaaa6}
@media(max-width:1100px){.hero-strip{grid-template-columns:1fr}.workspace{grid-template-columns:1fr}.side-column{display:grid;grid-template-columns:1.2fr .8fr}.diagnostics-panel{grid-column:1/-1}.metric-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:760px){.topbar{height:auto;padding:14px 16px;align-items:flex-start}.top-actions{flex-wrap:wrap;justify-content:flex-end}.compat-hint{display:none}.hero-strip,.workspace{padding-left:16px;padding-right:16px}.metric-grid{grid-template-columns:1fr 1fr}.workspace{padding-bottom:20px}.lower-grid,.side-column{grid-template-columns:1fr}.diagnostics-panel{grid-column:auto}.chart-panel{padding:17px 12px;min-height:430px}.chart-wrap{height:310px}.legend{gap:10px;flex-wrap:wrap}.roast-levels{overflow-x:auto}.bean-level{min-width:58px}.brand small{display:none}footer{padding:15px 16px;gap:10px;flex-direction:column}}
@media(max-width:470px){.metric-grid{grid-template-columns:1fr}.metric{min-height:92px}.top-actions .ghost-button{display:none}.state-line h1{font-size:29px}}