/* ============================================================
   Duct Bucket — ductbucket.com
   Single stylesheet. No external fonts, no frameworks.
   ============================================================ */

:root{
  --bg:            #121215;
  --bg-2:          #17171b;
  --panel:         #1e1e24;
  --panel-2:       #26262e;
  --line:          rgba(255,255,255,.10);
  --line-2:        rgba(255,255,255,.18);

  --red:           #C41C22;
  --red-hi:        #E23139;
  --red-deep:      #7E1015;
  --brass:         #B08D4F;
  --brass-hi:      #D9BC7E;
  --orange:        #F26A18;

  --text:          #ECECEF;
  --muted:         #A3A3AD;
  --muted-2:       #7C7C86;

  --head: "Arial Narrow", "Helvetica Neue Condensed", "Roboto Condensed", "Segoe UI", Arial, sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --maxw: 1180px;
  --r:    10px;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--body);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

img,svg{ max-width:100%; height:auto; display:block; }
a{ color:var(--brass-hi); }
a:hover{ color:#fff; }

.wrap{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 22px; }

.skip{
  position:absolute; left:-9999px; top:0; background:var(--red); color:#fff;
  padding:10px 16px; z-index:200; border-radius:0 0 var(--r) 0;
}
.skip:focus{ left:0; }

:where(a,button,input,textarea,select,summary):focus-visible{
  outline:3px solid var(--brass-hi); outline-offset:2px; border-radius:4px;
}

/* ---------- Type ---------- */
h1,h2,h3,h4,.eyebrow,.btn,.nav a,.logo{ font-family:var(--head); }
h1,h2,h3,h4{ text-transform:uppercase; letter-spacing:.02em; line-height:1.05; margin:0 0 .5em; font-weight:700; }
h1{ font-size:clamp(2.5rem, 6.2vw, 4.6rem); letter-spacing:.005em; }
h2{ font-size:clamp(1.85rem, 3.8vw, 2.9rem); }
h3{ font-size:clamp(1.2rem, 2vw, 1.45rem); }
p{ margin:0 0 1.1em; }
.lede{ font-size:1.16rem; color:#D5D5DC; max-width:60ch; }
.muted{ color:var(--muted); }
.small{ font-size:.92rem; }

.eyebrow{
  display:inline-block; text-transform:uppercase; letter-spacing:.22em;
  font-size:.8rem; font-weight:700; color:var(--brass-hi); margin:0 0 .9rem;
}
.eyebrow::after{
  content:""; display:block; height:2px; width:46px; margin-top:.5rem;
  background:var(--red);
}
.center{ text-align:center; }
.center .eyebrow::after{ margin-left:auto; margin-right:auto; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-block; text-transform:uppercase; letter-spacing:.09em;
  font-weight:700; font-size:1rem; padding:15px 30px; border-radius:6px;
  text-decoration:none; border:2px solid transparent; cursor:pointer;
  transition:transform .12s ease, background .15s ease, border-color .15s ease;
}
.btn:active{ transform:translateY(1px); }
.btn-primary{ background:var(--red); color:#fff; border-color:var(--red); }
.btn-primary:hover{ background:var(--red-hi); border-color:var(--red-hi); color:#fff; }
.btn-ghost{ background:transparent; color:var(--text); border-color:var(--line-2); }
.btn-ghost:hover{ border-color:var(--brass-hi); color:#fff; }
.btn-brass{ background:var(--brass); color:#1a1204; border-color:var(--brass); }
.btn-brass:hover{ background:var(--brass-hi); border-color:var(--brass-hi); color:#1a1204; }
.btn-row{ display:flex; flex-wrap:wrap; gap:14px; }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(18,18,21,.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
}
.hdr{ display:flex; align-items:center; gap:26px; min-height:70px; }
.logo{
  display:flex; align-items:center; gap:10px; text-decoration:none; color:#fff;
  font-weight:700; text-transform:uppercase; letter-spacing:.03em; font-size:1.35rem;
  line-height:1; white-space:nowrap;
}
.logo .shell{ width:26px; height:26px; flex:0 0 26px; }
.logo em{ font-style:normal; color:var(--red-hi); }
.nav{ margin-left:auto; display:flex; align-items:center; gap:6px; }
.nav a{
  text-decoration:none; color:var(--muted); text-transform:uppercase;
  letter-spacing:.11em; font-size:.86rem; font-weight:700; padding:10px 12px; border-radius:5px;
}
.nav a:hover,.nav a[aria-current="page"]{ color:#fff; background:rgba(255,255,255,.06); }
.nav .btn{ padding:11px 20px; font-size:.86rem; margin-left:8px; }

.nav-toggle{
  display:none; margin-left:auto; background:transparent; border:1px solid var(--line-2);
  color:var(--text); border-radius:6px; padding:9px 13px; font-size:.85rem;
  text-transform:uppercase; letter-spacing:.1em; font-weight:700; font-family:var(--head);
}
@media (max-width:900px){
  .nav-toggle{ display:block; }
  .nav{
    display:none; position:absolute; left:0; right:0; top:100%;
    flex-direction:column; align-items:stretch; gap:2px;
    background:var(--bg-2); border-bottom:1px solid var(--line); padding:12px 22px 18px;
  }
  .nav.open{ display:flex; }
  .nav a{ padding:13px 6px; font-size:.95rem; }
  .nav .btn{ margin:8px 0 0; text-align:center; }
}

/* ---------- Sections ---------- */
section{ padding:84px 0; border-top:1px solid var(--line); }
section:first-of-type{ border-top:0; }
.sec-alt{ background:var(--bg-2); }
.sec-tight{ padding:56px 0; }

/* ---------- Hero ---------- */
.hero{
  position:relative; padding:0; border-top:0;
  background:
    radial-gradient(1100px 520px at 78% 18%, rgba(196,28,34,.20), transparent 62%),
    radial-gradient(760px 420px at 12% 88%, rgba(176,141,79,.13), transparent 65%),
    linear-gradient(180deg,#101013 0%, #17171b 100%);
}
.hero-grid{
  display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center;
  padding:76px 0 84px;
}
.hero h1 span{ color:var(--red-hi); display:block; }
.hero .lede{ font-size:1.24rem; }
.hero-points{ list-style:none; margin:26px 0 30px; padding:0; display:grid; gap:9px; }
.hero-points li{ position:relative; padding-left:30px; color:#D5D5DC; }
.hero-points li::before{
  content:""; position:absolute; left:0; top:.55em; width:14px; height:8px;
  border-left:3px solid var(--red-hi); border-bottom:3px solid var(--red-hi);
  transform:rotate(-45deg);
}
.hero-media{ position:relative; }
.hero-media img{ border-radius:var(--r); border:1px solid var(--line); }
.hero-ph{
  aspect-ratio:3/2; border:1px dashed var(--line-2); border-radius:var(--r);
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,.022) 0 12px, transparent 12px 24px),
    var(--panel);
  display:grid; place-content:center; text-align:center; gap:6px; padding:26px;
  color:var(--muted-2); font-size:.9rem;
}
.hero-ph strong{ color:var(--muted); font-family:var(--head); text-transform:uppercase; letter-spacing:.14em; }
@media (max-width:940px){ .hero-grid{ grid-template-columns:1fr; gap:34px; padding:52px 0 62px; } }

/* ---------- Deploy graphic ---------- */
.graphic-shell{
  background:linear-gradient(180deg,#1a1a1f,#141418);
  border:1px solid var(--line); border-radius:14px; padding:18px 18px 14px;
  box-shadow:0 24px 60px rgba(0,0,0,.45);
}
.graphic-stage{ width:100%; }
.graphic-stage svg{ width:100%; height:auto; }
.graphic-bar{
  display:flex; align-items:center; gap:16px; flex-wrap:wrap;
  margin-top:12px; padding-top:14px; border-top:1px solid var(--line);
}
.gb-state{
  font-family:var(--head); text-transform:uppercase; letter-spacing:.18em;
  font-weight:700; font-size:.86rem; color:var(--brass-hi); min-width:11.5em;
}
.gb-play{
  background:var(--panel-2); border:1px solid var(--line-2); color:var(--text);
  border-radius:6px; padding:9px 18px; cursor:pointer; font-family:var(--head);
  text-transform:uppercase; letter-spacing:.11em; font-weight:700; font-size:.82rem; min-width:6.5em;
}
.gb-play:hover{ border-color:var(--brass-hi); color:#fff; }
.gb-scrub{ flex:1 1 240px; min-width:180px; accent-color:var(--red); height:26px; }
.graphic-cap{ margin:14px 0 0; color:var(--muted); font-size:.93rem; }

/* ---------- Cards / grids ---------- */
.grid{ display:grid; gap:22px; }
.g2{ grid-template-columns:repeat(2,1fr); }
.g3{ grid-template-columns:repeat(3,1fr); }
.g4{ grid-template-columns:repeat(4,1fr); }
@media (max-width:940px){ .g3,.g4{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:620px){ .g2,.g3,.g4{ grid-template-columns:1fr; } }

.card{
  background:var(--panel); border:1px solid var(--line); border-radius:var(--r);
  padding:26px 24px;
}
.card h3{ margin-bottom:.4em; }
.card p:last-child{ margin-bottom:0; }
.card-num{
  font-family:var(--head); font-size:2.6rem; font-weight:700; line-height:1;
  color:var(--red-hi); display:block; margin-bottom:.25em;
}

/* ---------- Product / gauge cards ---------- */
.gauges{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; align-items:start; }
@media (max-width:940px){ .gauges{ grid-template-columns:1fr; max-width:520px; margin:0 auto; } }

.gauge{
  position:relative; background:linear-gradient(180deg,var(--panel),#1a1a20);
  border:1px solid var(--line); border-radius:12px; overflow:hidden;
  display:flex; flex-direction:column;
}
.gauge.featured{ border-color:rgba(196,28,34,.65); box-shadow:0 0 0 1px rgba(196,28,34,.25), 0 18px 44px rgba(0,0,0,.4); }
.gauge-flag{
  position:absolute; top:14px; right:-34px; transform:rotate(38deg);
  background:var(--red); color:#fff; font-family:var(--head); font-weight:700;
  text-transform:uppercase; letter-spacing:.13em; font-size:.7rem;
  padding:6px 40px;
}
.gauge-head{
  padding:24px 24px 18px; text-align:center;
  background:linear-gradient(180deg, rgba(196,28,34,.16), transparent);
  border-bottom:1px solid var(--line);
}
.gauge-head h3{ font-size:1.9rem; margin:0 0 .15em; }
.gauge-head .sub{ color:var(--muted); font-size:.9rem; margin:0; }
.gauge-fig{ padding:18px 24px 4px; }
.gauge-fig svg{ margin:0 auto; }
.gauge-body{ padding:6px 24px 24px; display:flex; flex-direction:column; flex:1; }
.spec-list{ list-style:none; margin:0 0 20px; padding:0; }
.spec-list li{
  display:flex; justify-content:space-between; gap:12px;
  padding:9px 0; border-bottom:1px solid var(--line); font-size:.95rem;
}
.spec-list li:last-child{ border-bottom:0; }
.spec-list .k{ color:var(--muted); }
.spec-list .v{ font-weight:600; text-align:right; }
.price{
  font-family:var(--head); font-size:2.5rem; font-weight:700; line-height:1;
  margin:4px 0 2px; color:#fff;
}
.price small{ font-size:.9rem; font-weight:400; color:var(--muted); letter-spacing:.04em; }
.gauge .btn{ width:100%; text-align:center; margin-top:auto; }
.buy-slot{ margin-top:auto; }
.buy-slot .note{ margin:10px 0 0; font-size:.8rem; color:var(--muted-2); text-align:center; }

/* Placeholder highlighter — anything not final */
.ph{
  background:rgba(176,141,79,.16); border-bottom:1px dashed var(--brass);
  padding:0 .25em; border-radius:3px;
}

/* ---------- Table ---------- */
.table-scroll{ overflow-x:auto; -webkit-overflow-scrolling:touch; }
table{ width:100%; border-collapse:collapse; min-width:620px; }
caption{ text-align:left; color:var(--muted); font-size:.9rem; padding-bottom:12px; }
th,td{ padding:14px 16px; text-align:left; border-bottom:1px solid var(--line); }
thead th{
  font-family:var(--head); text-transform:uppercase; letter-spacing:.12em;
  font-size:.82rem; color:var(--brass-hi); border-bottom:2px solid var(--line-2);
}
tbody th{ font-weight:600; color:var(--muted); }
tbody tr:hover{ background:rgba(255,255,255,.025); }

/* ---------- Applications ---------- */
.app-card{
  background:var(--panel); border:1px solid var(--line); border-radius:var(--r);
  padding:24px; display:flex; flex-direction:column; gap:8px;
}
.app-card .ico{ width:44px; height:44px; margin-bottom:6px; }
.app-card h3{ font-size:1.15rem; margin:0; }
.app-card p{ margin:0; color:var(--muted); font-size:.96rem; }

/* ---------- Coupling strip ---------- */
.couple{
  display:grid; grid-template-columns:1fr 1.15fr; gap:44px; align-items:center;
}
@media (max-width:940px){ .couple{ grid-template-columns:1fr; gap:28px; } }
.couple-fig{
  background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:20px;
}

/* ---------- FAQ ---------- */
.faq{ max-width:820px; margin:0 auto; }
details{
  border:1px solid var(--line); border-radius:var(--r); background:var(--panel);
  margin-bottom:12px; overflow:hidden;
}
details[open]{ border-color:var(--line-2); }
summary{
  cursor:pointer; padding:18px 22px; font-family:var(--head); font-weight:700;
  text-transform:uppercase; letter-spacing:.05em; font-size:1.02rem; list-style:none;
  display:flex; justify-content:space-between; align-items:center; gap:16px;
}
summary::-webkit-details-marker{ display:none; }
summary::after{
  content:"+"; color:var(--red-hi); font-size:1.5rem; line-height:1; flex:0 0 auto;
}
details[open] summary::after{ content:"\2013"; }
details .ans{ padding:0 22px 20px; color:var(--muted); }
details .ans p:last-child{ margin-bottom:0; }

/* ---------- CTA band ---------- */
.cta-band{
  background:
    radial-gradient(900px 380px at 50% 0%, rgba(196,28,34,.26), transparent 65%),
    linear-gradient(180deg,#1a1013,#131316);
  text-align:center;
}
.cta-band .btn-row{ justify-content:center; }

/* ---------- Form ---------- */
.form-grid{ display:grid; gap:18px; grid-template-columns:repeat(2,1fr); }
@media (max-width:620px){ .form-grid{ grid-template-columns:1fr; } }
.field{ display:flex; flex-direction:column; gap:7px; }
.field.full{ grid-column:1/-1; }
label{
  font-family:var(--head); text-transform:uppercase; letter-spacing:.11em;
  font-size:.8rem; font-weight:700; color:var(--muted);
}
input,select,textarea{
  background:var(--bg-2); border:1px solid var(--line-2); color:var(--text);
  border-radius:6px; padding:13px 14px; font:inherit; font-size:1rem; width:100%;
}
input:focus,select:focus,textarea:focus{ border-color:var(--brass-hi); }
textarea{ min-height:140px; resize:vertical; }

/* ---------- Footer ---------- */
.site-footer{
  background:#0d0d10; border-top:1px solid var(--line);
  padding:56px 0 34px; color:var(--muted); font-size:.94rem;
}
.foot-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:36px; }
@media (max-width:800px){ .foot-grid{ grid-template-columns:1fr; gap:26px; } }
.site-footer h4{ font-size:.9rem; letter-spacing:.16em; color:var(--brass-hi); margin-bottom:1em; }
.site-footer ul{ list-style:none; margin:0; padding:0; display:grid; gap:9px; }
.site-footer a{ color:var(--muted); text-decoration:none; }
.site-footer a:hover{ color:#fff; }
.foot-bottom{
  margin-top:38px; padding-top:22px; border-top:1px solid var(--line);
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  font-size:.86rem; color:var(--muted-2);
}

/* ---------- Misc ---------- */
.badge-row{ display:flex; flex-wrap:wrap; gap:10px; margin-top:18px; }
.badge{
  border:1px solid var(--line-2); border-radius:100px; padding:7px 16px;
  font-size:.82rem; color:var(--muted); font-family:var(--head);
  text-transform:uppercase; letter-spacing:.11em; font-weight:700;
}
hr.rule{ border:0; border-top:1px solid var(--line); margin:44px 0; }