/* calibration-generator.css — parametric calibration-print generator.
   Uses the site-wide card convention: translucent green at rest, green fill on hover. */
:root{--bg:#0b0e14;--surface:rgba(26,74,26,.28);--border:rgba(62,198,62,.14);--green-neon:#3ec63e;--white:#f0f4ff;--grey:#8a94a8;--grey2:#a7b2c6;}

/* Site-wide card treatment: translucent at rest, green fill on hover */
.tool-card,.canvas-card{transition:background .2s,border-color .2s;}
.tool-card:hover,.canvas-card:hover{background:rgba(30,80,30,.92);border-color:rgba(62,198,62,.40);}

/* Layout */
.tool-wrap{max-width:1200px;margin:0 auto;padding:0 48px 100px;display:grid;grid-template-columns:360px 1fr;gap:24px;}
@media(max-width:900px){.tool-wrap{grid-template-columns:1fr;padding:0 20px 80px;}.tool-hero{padding:70px 20px 40px;}}
.col-left,.col-right{display:flex;flex-direction:column;gap:16px;}
.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:22px 24px;}
.tool-card-label{font-family:'Rajdhani',sans-serif;font-size:.7rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--green-neon);margin-bottom:14px;}

/* Test-type selector */
.seg-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
.seg-btn{padding:12px 8px;border:1px solid var(--border);background:transparent;color:var(--grey);border-radius:8px;font-family:'Rajdhani',sans-serif;font-size:.86rem;font-weight:600;letter-spacing:.04em;cursor:pointer;transition:all .15s;text-align:center;line-height:1.25;}
.seg-btn:hover{border-color:rgba(255,255,255,.2);color:var(--white);}
.seg-btn.active{border-color:var(--green-neon);color:var(--green-neon);background:rgba(30,80,30,.92);}
.seg-btn small{display:block;font-family:'Exo 2',sans-serif;font-weight:400;font-size:.66rem;letter-spacing:0;color:var(--grey2);margin-top:2px;}

/* Parameter rows */
.params{display:flex;flex-direction:column;gap:14px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field-head{display:flex;justify-content:space-between;align-items:baseline;}
.field label{font-family:'Exo 2',sans-serif;font-size:.84rem;color:var(--grey);}
.field .val{font-family:'Rajdhani',sans-serif;font-weight:600;font-size:.86rem;color:var(--green-neon);}
.field input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:3px;background:var(--border);outline:none;cursor:pointer;}
.field input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--green-neon);cursor:pointer;border:none;}
.field input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--green-neon);cursor:pointer;border:none;}
.field select{width:100%;padding:9px 30px 9px 12px;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--white);font-family:'Exo 2',sans-serif;font-size:.84rem;cursor:pointer;outline:none;appearance:none;-webkit-appearance:none;color-scheme:dark;transition:border-color .15s;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%233ec63e'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;}
.field select:focus{border-color:var(--green-neon);box-shadow:0 0 0 2px rgba(62,198,62,.12);}
.field select option{background:var(--surface);color:var(--white);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.opt-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
.opt-grid .seg-btn{padding:10px 8px;}

/* Download / actions */
.dl-btn{width:100%;padding:13px;border:none;border-radius:8px;background:var(--green-neon);color:#04130a;font-family:'Rajdhani',sans-serif;font-size:.96rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;transition:filter .15s,transform .1s;}
.dl-btn:hover{filter:brightness(1.12);}
.dl-btn:active{transform:translateY(1px);}
.spec-line{font-family:'Exo 2',sans-serif;font-size:.78rem;color:var(--grey2);text-align:center;margin-top:10px;line-height:1.6;}
.spec-line strong{color:var(--grey);font-weight:600;}

/* Info / legend rows */
.info-row{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid rgba(255,255,255,.05);font-family:'Exo 2',sans-serif;font-size:.82rem;color:var(--grey);}
.info-row:last-child{border-bottom:none;}
.info-row .info-val{color:var(--green-neon);font-family:'Rajdhani',sans-serif;font-weight:600;}

/* G-code output */
.gcode-box{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:12px 14px;margin-top:6px;}
.gcode-box pre{margin:0;font-family:'Consolas','SF Mono',monospace;font-size:.74rem;line-height:1.55;color:#cfe8cf;white-space:pre-wrap;word-break:break-word;max-height:230px;overflow:auto;}
.copy-btn{flex:0 0 auto;padding:4px 11px;border:1px solid var(--border);background:var(--surface);color:var(--grey);border-radius:5px;font-family:'Rajdhani',sans-serif;font-size:.7rem;font-weight:600;letter-spacing:.1em;cursor:pointer;transition:all .15s;}
.copy-btn:hover{border-color:var(--green-neon);color:var(--green-neon);}
.gcode-target{display:flex;align-items:center;justify-content:space-between;gap:10px;font-family:'Rajdhani',sans-serif;font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--grey2);margin:14px 0 4px;}
.gcode-target:first-of-type{margin-top:0;}
.gcode-target span{flex:1 1 auto;}

/* How-to guide (collapsible) */
.guide{border:1px solid var(--border);border-radius:8px;background:var(--bg);overflow:hidden;}
.guide + .guide{margin-top:10px;}
.guide > summary{list-style:none;cursor:pointer;padding:12px 14px;font-family:'Rajdhani',sans-serif;font-weight:600;font-size:.82rem;letter-spacing:.04em;color:var(--green-neon);display:flex;align-items:center;gap:8px;}
.guide > summary::-webkit-details-marker{display:none;}
.guide > summary::after{content:'+';margin-left:auto;font-size:1.15rem;line-height:1;color:var(--grey2);}
.guide[open] > summary::after{content:'\2013';}
.guide-body{padding:2px 16px 14px;}
.guide-body ol{margin:0;padding-left:18px;}
.guide-body li{font-family:'Exo 2',sans-serif;font-size:.82rem;color:var(--grey2);line-height:1.7;margin-bottom:9px;}
.guide-body li:last-child{margin-bottom:0;}
.guide-body li strong{color:var(--grey);font-weight:600;}
.guide-body p{font-family:'Exo 2',sans-serif;font-size:.82rem;color:var(--grey2);line-height:1.7;margin:0 0 10px;}
.guide-body code{font-family:'Consolas',monospace;font-size:.74rem;background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:1px 5px;color:#cfe8cf;white-space:nowrap;}
.guide-sub{font-family:'Rajdhani',sans-serif;font-weight:600;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--grey);margin:12px 0 5px;}
.guide-links{font-family:'Exo 2',sans-serif;font-size:.79rem;color:var(--grey2);margin-top:4px;line-height:1.7;}
.guide-links a{color:var(--green-neon);text-decoration:none;}
.guide-links a:hover{text-decoration:underline;}

/* Tip / note box */
.tip-box{background:rgba(62,198,62,.05);border:1px solid rgba(62,198,62,.18);border-left:3px solid var(--green-neon);border-radius:6px;padding:12px 14px;font-family:'Exo 2',sans-serif;font-size:.8rem;color:var(--grey2);line-height:1.65;}
.tip-box strong{color:var(--grey);font-weight:600;}
.tip-box a{color:var(--green-neon);text-decoration:none;}
.tip-box a:hover{text-decoration:underline;}

/* Canvas */
.canvas-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;position:sticky;top:20px;}
#genCanvas{width:100%;height:560px;display:block;background:var(--bg);}
@media(max-width:900px){#genCanvas{height:360px;}.canvas-card{position:static;}}
.canvas-hint{text-align:center;padding:9px 0 12px;font-family:'Rajdhani',sans-serif;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--grey2);}
/* Preview toolbar (matches print-analyzer) */
.preview-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:8px 14px;border-top:1px solid rgba(62,198,62,.12);}
.toolbar-left{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.view-btns{display:flex;gap:4px;}
.view-btn{background:transparent;border:1px solid rgba(62,198,62,.25);color:var(--grey2);font-family:'Rajdhani',sans-serif;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:5px;cursor:pointer;transition:border-color .15s,color .15s,background .15s;}
.view-btn:hover{border-color:var(--green-neon);color:var(--green-neon);}
.view-btn.active{border-color:var(--green-neon);color:var(--green-neon);background:rgba(30,80,30,.92);}
.preview-color{display:flex;align-items:center;gap:8px;}
.preview-color-label{font-family:'Rajdhani',sans-serif;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--grey2);}
.color-dots{display:flex;align-items:center;gap:5px;}
.color-dot{width:16px;height:16px;border-radius:50%;cursor:pointer;border:2px solid transparent;transition:border-color .1s,transform .1s;flex-shrink:0;}
.color-dot:hover,.color-dot.active{border-color:#fff;transform:scale(1.15);}

/* Accuracy note (matches stl-viewer) */
.accuracy-note{max-width:1200px;margin:0 auto;padding:28px 48px 60px;border-top:1px solid rgba(255,255,255,.06);}
.accuracy-note p{font-family:'Exo 2',sans-serif;font-size:.78rem;color:var(--grey2);line-height:1.75;margin:0;}
.accuracy-note strong{color:var(--grey);font-weight:600;}
@media(max-width:820px){.accuracy-note{padding:28px 20px 40px;}}