/* iLab shared theme — minimal / light-gold. Used by iLab_reports.aspx, index.html, iLab_howto.html.
   Keep the page-shell chrome (#ilabShell / #ilabCard) and widths identical across pages. */

#ilabShell, #ilabShell *{ box-sizing:border-box; }

:root{
    --ilab-bg:#f6f2ea;
    --ilab-surface:#ffffff;
    --ilab-border:#e6ddc9;
    --ilab-gold:#b7935e;
    --ilab-gold-soft:#e4cfa4;
    --ilab-text:#3a352e;
    --ilab-text-soft:#8a8175;
    --ilab-header-bg:#fbf8f2;
}

body{
    background:var(--ilab-bg) !important;
    font-family:'Prompt','Sarabun','Tahoma',sans-serif !important;
    color:var(--ilab-text) !important;
}

table, td, th, div, span, a, input, select, textarea, button{
    font-family:'Prompt','Sarabun','Tahoma',sans-serif;
}

#ilabShell{
    width:100% !important;
    max-width:999px;
    margin:0 auto !important;
    background:var(--ilab-surface) !important;
    border:1px solid var(--ilab-border) !important;
    border-radius:18px !important;
    box-shadow:0 18px 50px rgba(58,53,46,0.08);
}

#ilabCard{
    width:100% !important;
    border:none !important;
    padding:20px 16px !important;
}

@media (min-width:640px){
    #ilabCard{ padding:28px 32px !important; }
}

.ilab-grid-wrap{
    width:100%;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
}

#top_menu{ padding-bottom:6px; }
#top_menu font{ color:var(--ilab-text) !important; letter-spacing:.02em; }
#top_menu a{ color:var(--ilab-gold) !important; }
#top_menu a:hover{ color:var(--ilab-text) !important; }
#top_menu hr{ border-bottom-color:var(--ilab-border) !important; }

.ilab-section-head{
    width:auto !important;
    background:var(--ilab-header-bg) !important;
    border:1px solid var(--ilab-border) !important;
    border-bottom:2px solid var(--ilab-gold) !important;
    border-radius:10px 10px 0 0 !important;
    padding:10px 18px !important;
}
.ilab-section-head .ilab-title{
    color:var(--ilab-text) !important;
    font-weight:600;
    letter-spacing:.02em;
}

.ilab-section-body{
    width:auto !important;
    background:var(--ilab-surface) !important;
    border:1px solid var(--ilab-border) !important;
    border-top:none !important;
    border-radius:0 0 10px 10px !important;
    padding:16px 18px 20px !important;
    margin-bottom:28px;
    color:var(--ilab-text-soft);
    line-height:1.7;
}
.ilab-section-body b, .ilab-section-body u{ color:var(--ilab-text); }
.ilab-note{ color:var(--ilab-gold) !important; }
.ilab-warn{ color:#a8462f !important; }

.ilab-input{
    font-family:'Prompt','Sarabun',sans-serif !important;
    border:1px solid var(--ilab-border) !important;
    border-radius:8px !important;
    padding:7px 12px !important;
    background:#fffdf9 !important;
    color:var(--ilab-text) !important;
}
.ilab-input:focus{ outline:none; border-color:var(--ilab-gold) !important; }

.ilab-btn{
    font-family:'Prompt','Sarabun',sans-serif !important;
    border:1px solid var(--ilab-gold) !important;
    border-radius:8px !important;
    background:var(--ilab-gold) !important;
    color:#ffffff !important;
    padding:7px 18px !important;
    cursor:pointer;
    transition:background .15s ease, color .15s ease;
}
.ilab-btn:hover{
    background:var(--ilab-surface) !important;
    color:var(--ilab-gold) !important;
}

.ilab-grid{
    border-collapse:separate !important;
    border-spacing:0;
    width:100% !important;
}
.ilab-grid th{
    background:var(--ilab-text) !important;
    color:#f6f2ea !important;
    font-weight:500 !important;
    letter-spacing:.02em;
    padding:10px 8px !important;
    border:none !important;
}
.ilab-grid td{
    padding:9px 8px !important;
    border-bottom:1px solid var(--ilab-border) !important;
    color:var(--ilab-text);
}
.ilab-grid tr:hover td{ background:var(--ilab-header-bg); }
.ilab-grid a{ color:var(--ilab-gold) !important; }
.ilab-grid a:hover{ color:var(--ilab-text) !important; }

#bottom_menu > div{
    background:var(--ilab-header-bg) !important;
    border-bottom:2px solid var(--ilab-gold) !important;
    border-color:var(--ilab-gold) !important;
    color:var(--ilab-text-soft) !important;
    margin-top:18px;
}
#bottom_menu a{ color:var(--ilab-gold) !important; }

/* --- extra utility classes used by index.html / iLab_howto.html --- */

.ilab-step{
    width:auto !important;
    background:var(--ilab-surface) !important;
    border:1px solid var(--ilab-border) !important;
    border-radius:10px !important;
    padding:14px 16px !important;
    margin-bottom:14px;
    color:var(--ilab-text-soft);
    line-height:1.7;
}
.ilab-step img{ max-width:100%; height:auto; border-radius:6px; }

.ilab-callout{
    width:auto !important;
    background:var(--ilab-header-bg) !important;
    border:1px solid var(--ilab-border) !important;
    border-left:4px solid var(--accent, var(--ilab-gold)) !important;
    border-radius:8px !important;
    padding:10px 14px !important;
    color:var(--ilab-text-soft);
    line-height:1.7;
}

.ilab-accent{ color:var(--ilab-gold) !important; }