/* Hi-Fi Comps — dark "rack faceplate" theme */
:root{
  --bg:#0c0d0f;--panel:#16181b;--panel2:#1c1f23;--line:#2a2e34;--line2:#353a41;
  --text:#e9e6df;--muted:#a3a7ad;--dim:#7d828a;
  --amber:#ffb340;--amber2:#ff8a1f;--amber-glow:rgba(255,160,40,.35);
  --ok:#7fd49a;--warn:#e8c25a;--bad:#f07a6a;
  --mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"DejaVu Sans Mono",monospace;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;font-family:var(--sans);color:var(--text);line-height:1.55;
  background:
    repeating-linear-gradient(180deg,rgba(255,255,255,.012) 0 1px,transparent 1px 3px),
    radial-gradient(1200px 500px at 50% -200px,#1b1d21 0,var(--bg) 70%) fixed;
  background-color:var(--bg)}
a{color:var(--amber)}a:hover{color:#ffd08a}
h1,h2,h3{line-height:1.2;letter-spacing:.01em}
h2{font-size:1.25rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:var(--text)}
::selection{background:var(--amber);color:#111}

/* Header = brushed metal faceplate */
header{position:relative;padding:1.6rem 1rem 1.4rem;text-align:center;border-bottom:1px solid #000;
  background:
    repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,rgba(0,0,0,.04) 1px 2px,transparent 2px 4px),
    linear-gradient(180deg,#2a2d31 0,#1d1f22 55%,#151719 100%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),inset 0 -1px 0 rgba(255,255,255,.03),0 6px 24px rgba(0,0,0,.5)}
header::before,header::after{content:"";position:absolute;top:50%;width:12px;height:12px;margin-top:-6px;border-radius:50%;
  background:radial-gradient(circle at 35% 35%,#8a8f96,#3a3d42 60%,#1a1b1d);box-shadow:inset 0 0 0 1px #000,0 1px 0 rgba(255,255,255,.08)}
header::before{left:18px}header::after{right:18px}
header h1{margin:0;font-size:1.9rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase}
header h1 a{color:var(--text);text-decoration:none}
header h1 .lamp{display:inline-block;width:.55em;height:.55em;border-radius:50%;margin-right:.55em;vertical-align:.12em;
  background:radial-gradient(circle at 40% 40%,#fff2c8,var(--amber) 45%,var(--amber2));box-shadow:0 0 10px var(--amber-glow),0 0 22px var(--amber-glow)}
header h1 .hi{color:var(--amber);text-shadow:0 0 14px var(--amber-glow)}
header p{margin:.45rem 0 0;color:var(--muted);font-size:.95rem}
header p a{color:var(--amber);text-decoration:none}

main{max-width:1140px;margin:auto;padding:1.25rem 1rem 1rem}

/* Sponsor placeholder: quiet, still clearly labeled */
.sponsor{display:flex;flex-wrap:wrap;align-items:baseline;gap:.25rem .75rem;border:1px dashed var(--line2);background:transparent;
  padding:.55rem .85rem;border-radius:6px;margin:0 0 1rem;font-size:.85rem;color:var(--muted)}
.sponsor small{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);
  border:1px solid var(--line2);padding:.05rem .4rem;border-radius:3px}
.sponsor h3{margin:0;font-size:.9rem;font-weight:600}.sponsor h3 a{color:var(--text);text-decoration:none}
.sponsor p{margin:0}
p.sponsor{display:block;font-size:.9rem;line-height:1.6;padding:.8rem 1rem}

.banner{font-family:var(--mono);font-size:.75rem;color:var(--muted);border-left:2px solid var(--warn);background:rgba(232,194,90,.06);
  padding:.4rem .7rem;margin:0 0 1rem;border-radius:0 4px 4px 0}
.banner b{color:var(--warn);font-weight:600}

/* Category nav = selector buttons */
nav.cats{display:flex;flex-wrap:wrap;gap:.4rem;margin:.25rem 0}
nav.cats a{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--muted);
  padding:.4rem .8rem;border-radius:4px;border:1px solid var(--line2);background:linear-gradient(180deg,#22252a,#181a1d);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
nav.cats a:hover{color:var(--text);border-color:#4a5058}
nav.cats a[aria-current=page]{color:#141414;background:linear-gradient(180deg,#ffc56a,var(--amber2));border-color:var(--amber2);box-shadow:0 0 12px var(--amber-glow)}
nav.cats a.nav-sponsor{margin-left:auto;color:var(--amber);border-color:rgba(255,179,64,.35);background:transparent}

/* Filters */
.filters{display:flex;flex-wrap:wrap;gap:.6rem;margin:1rem 0 .5rem}
select,input:not([type]),input[type=search],input[type=email],input[type=text],input[type=number],input[type=date],textarea{
  padding:.6rem .7rem;border-radius:5px;border:1px solid var(--line2);font-size:.95rem;color:var(--text);background:#0f1113;
  font-family:var(--sans);box-shadow:inset 0 1px 3px rgba(0,0,0,.6)}
.filters select,.filters input{flex:1;min-width:180px}
input::placeholder,textarea::placeholder{color:#6c7178}
select:focus,input:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:2px solid var(--amber);outline-offset:1px;border-color:var(--amber)}
input[type=date]{color-scheme:dark}
#count{font-family:var(--mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin:.4rem 0 .8rem}

/* Cards = rack units */
#results{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:1rem}
.card{position:relative;background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:8px;padding:1rem 1.1rem 1.05rem;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04),0 2px 10px rgba(0,0,0,.35)}
.card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;border-radius:8px 8px 0 0;
  background:repeating-linear-gradient(90deg,#3a3e44 0 1px,transparent 1px 3px);opacity:.6}
.card h3{margin:.15rem 0 .3rem;font-size:1.08rem;font-weight:700}
.card .brand{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);font-weight:500}
.card p{margin:.4rem 0;color:#cfd0cc;font-size:.92rem}
.card ul{padding-left:1.1rem;margin:.4rem 0;color:#d6d6d0;font-size:.9rem}
.card li{margin:.15rem 0}.card li a{color:var(--amber)}

/* Spec strip */
.specs{display:flex;flex-wrap:wrap;gap:0;margin:.5rem 0 .2rem;border:1px solid var(--line);border-radius:4px;overflow:hidden;width:max-content;max-width:100%}
.specs span{font-family:var(--mono);font-size:.74rem;color:var(--muted);padding:.2rem .55rem;border-right:1px solid var(--line);background:#121417;white-space:nowrap}
.specs span:last-child{border-right:0}.specs b{color:var(--text);font-weight:600}

/* Meter readout */
.meter{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin:.75rem 0 .6rem;padding:.6rem .8rem;border-radius:6px;
  background:radial-gradient(120% 140% at 50% 120%,#3a2408 0,#1a1206 45%,#0d0b08 100%);border:1px solid #3d2a10;
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.7),inset 0 0 18px rgba(255,140,30,.12)}
.meter .label{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:#c99a5a;line-height:1.35}
.meter .label em{display:block;font-style:normal;color:#8f7550;letter-spacing:.06em;text-transform:none;font-size:.7rem}
.comp,.meter .val{font-family:var(--mono);font-size:1.75rem;font-weight:700;color:var(--amber);letter-spacing:.02em;
  text-shadow:0 0 8px rgba(255,170,50,.55),0 0 22px rgba(255,130,20,.25);font-variant-numeric:tabular-nums;margin:0}
.range{font-family:var(--mono);font-size:.72rem;color:#b08a55;text-align:right;white-space:nowrap}
.bar{height:4px;border-radius:2px;background:#2b2015;margin-top:.3rem;overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,#7a4a10,var(--amber));box-shadow:0 0 6px var(--amber-glow)}

/* Tags */
.tags{display:flex;flex-wrap:wrap;gap:.35rem}
.t{display:inline-block;font-family:var(--mono);font-size:.68rem;line-height:1.4;padding:.05rem .4rem;border-radius:3px;border:1px solid var(--line2);color:var(--muted);background:#121417;white-space:nowrap}
.t.sample{color:var(--warn);border-color:rgba(232,194,90,.45);background:rgba(232,194,90,.07);font-size:.62rem;letter-spacing:.06em;text-transform:uppercase}
.t.Good,.t.Excellent,.t.Very,.t.Mint{color:var(--ok);border-color:rgba(127,212,154,.35)}
.t.Fair{color:var(--warn);border-color:rgba(232,194,90,.35)}
.t.Parts{color:var(--bad);border-color:rgba(240,122,106,.4)}

/* Details */
details{border-top:1px solid var(--line);margin-top:.6rem;padding-top:.5rem}
summary{cursor:pointer;font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);list-style:none;padding:.15rem 0}
summary::-webkit-details-marker{display:none}
summary::before{content:"▸";display:inline-block;width:1em;color:var(--amber);transition:transform .15s}
details[open]>summary::before{transform:rotate(90deg)}
summary:hover{color:var(--text)}

/* Sales table */
.table-wrap{overflow-x:auto}
.sales{width:100%;border-collapse:collapse;font-size:.8rem;margin:.5rem 0}
.sales th{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);font-weight:500;text-align:left;padding:.3rem .4rem;border-bottom:1px solid var(--line2)}
.sales td{text-align:left;padding:.4rem .4rem;border-bottom:1px solid #22262b;vertical-align:top;color:#d3d3cd}
.sales td.num{font-family:var(--mono);white-space:nowrap;font-variant-numeric:tabular-nums}
.sales td.amt{color:var(--amber);font-weight:700;font-size:.88rem;text-shadow:0 0 6px rgba(255,170,50,.3)}
.sales .note{font-size:.72rem;color:var(--dim);margin-top:.1rem;line-height:1.35}
.sales td.cond{white-space:normal}.sales td.cond .t{margin:0 .2rem .2rem 0;white-space:normal}
.sales td.date{color:var(--muted)}
.sales tr:last-child td{border-bottom:0}

.small{font-size:.82rem;color:var(--muted)}
.card .small{font-size:.8rem}
.aff{font-size:.72rem;color:var(--dim);margin:.3rem 0}

/* Submit box & newsletter */
.submit-box,.news{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:8px;padding:1.2rem 1.3rem;margin:1.6rem 0;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}
.submit-box h2,.news h2{margin:.1rem 0 .4rem}
.submit-sale{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:.2rem 1rem}
.submit-sale label{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.submit-box input,.submit-box select,.submit-box textarea{display:block;width:100%;margin:.3rem 0 .7rem;text-transform:none;letter-spacing:0;font-size:.92rem}
.submit-sale label:has(textarea),.submit-sale button,.submit-sale .submit-msg{grid-column:1/-1}
.submit-sale button{justify-self:start}
.news{border-color:#3d2a10;background:
  repeating-linear-gradient(90deg,rgba(255,255,255,.02) 0 1px,transparent 1px 3px),
  linear-gradient(180deg,#1f1a13,#15120e)}
.news h2{color:var(--amber);text-shadow:0 0 12px rgba(255,160,40,.25)}
.news p{color:#cbc3b5}
.news input[type=email]{width:min(100%,320px)}
button,.buy{font-family:var(--mono);font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;font-weight:700;padding:.65rem 1.1rem;border-radius:5px;cursor:pointer;
  border:1px solid var(--amber2);background:linear-gradient(180deg,#ffc56a,var(--amber2));color:#1a1206;text-decoration:none;display:inline-block;
  box-shadow:0 0 0 1px rgba(0,0,0,.4),0 0 14px rgba(255,140,30,.2)}
button:hover,.buy:hover{filter:brightness(1.08);color:#1a1206}
button:disabled{opacity:.6;cursor:wait}
.submit-box button{background:linear-gradient(180deg,#2c3036,#1d2024);color:var(--text);border-color:#4a5058;box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.nl-msg,.submit-msg{margin:.5rem 0 0;min-height:1.2em;color:var(--amber)}

/* Sponsor page */
.price,.card .price{font-family:var(--mono);font-size:2rem;font-weight:700;margin:.3rem 0 .5rem;color:var(--amber);text-shadow:0 0 10px rgba(255,170,50,.4)}
.price .small{font-family:var(--sans);font-size:.78rem;text-shadow:none;font-weight:400}
.buy.tbd{background:transparent;color:var(--amber);border-style:dashed;box-shadow:none}
main>h2:first-child{margin-top:.6rem}
main ol,main>ul{color:#d6d6d0}

footer{text-align:center;color:var(--dim);padding:2rem 1rem 2.5rem;font-size:.8rem;border-top:1px solid var(--line);margin-top:1rem;
  background:linear-gradient(180deg,transparent,#08090a)}
footer a{color:var(--muted)}

@media (max-width:640px){
  header h1{font-size:1.4rem;letter-spacing:.12em}
  header::before,header::after{display:none}
  nav.cats a.nav-sponsor{margin-left:0}
  #results{grid-template-columns:1fr}
}
.sales .note{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.sales td.date{white-space:nowrap}