/* ============================================================
   DERRICK INDUSTRIES — HOME PAGE UPGRADE
   Loaded only by index.html. Everything is scoped to body.home
   so about / products / projects / contact stay untouched.
   ============================================================ */

/* requires site-motion.css (page chrome, [data-reveal], --ease) */

body.home{ --grid-line:rgba(120,158,196,.13); }

body.home .division-card:hover .arw{ transform:translateX(5px); }

/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */
body.home .hero{
  min-height:min(100vh, 940px);
  padding:0;
  isolation:isolate;
}
.hero-layers{ position:absolute; inset:0; z-index:0; overflow:hidden; }
.hero-layers > *{ position:absolute; inset:0; }

/* engineering grid — drifts slowly */
.hero-grid{
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(rgba(120,158,196,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,158,196,.055) 1px, transparent 1px);
  background-size:120px 120px, 120px 120px, 24px 24px, 24px 24px;
  animation:gridDrift 34s linear infinite;
  -webkit-mask-image:radial-gradient(120% 95% at 18% 40%, #000 20%, transparent 78%);
  mask-image:radial-gradient(120% 95% at 18% 40%, #000 20%, transparent 78%);
  will-change:background-position;
}
@keyframes gridDrift{
  to{ background-position:120px 120px, 120px 120px, 24px 24px, 24px 24px; }
}

/* optional photo layer — silently absent until assets/ is added */
.hero-photo{
  background-size:cover;
  background-position:center 40%;
  opacity:.34;
  filter:grayscale(.35) contrast(1.05);
  transform:scale(1.06);
  will-change:transform;
}

/* steel/amber light bloom */
.hero-glow{
  background:
    radial-gradient(58% 62% at 12% 18%, rgba(44,79,114,.55) 0%, transparent 62%),
    radial-gradient(46% 52% at 88% 8%, rgba(92,130,168,.20) 0%, transparent 60%),
    radial-gradient(70% 60% at 70% 100%, rgba(30,58,87,.55) 0%, transparent 65%);
  animation:bloom 16s ease-in-out infinite alternate;
}
@keyframes bloom{
  from{ transform:translate3d(0,0,0) scale(1); opacity:.9; }
  to{ transform:translate3d(-2.5%,1.5%,0) scale(1.08); opacity:1; }
}

/* slow diagonal survey sweep */
.hero-sweep{
  background:linear-gradient(115deg, transparent 42%, rgba(92,130,168,.10) 50%, transparent 58%);
  background-size:260% 260%;
  animation:sweep 9s ease-in-out infinite;
}
@keyframes sweep{
  0%{ background-position:130% 0; }
  55%,100%{ background-position:-40% 0; }
}

.hero-veil{
  background:linear-gradient(180deg, rgba(27,36,48,.42) 0%, rgba(27,36,48,.30) 38%, rgba(27,36,48,.90) 84%, var(--ink) 100%);
}

body.home .hero-inner{
  padding-bottom:56px;
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  align-items:end;
  gap:56px;
}
@media (max-width:1120px){
  body.home .hero-inner{ display:block; }
  .hero-panel{ margin-top:40px; max-width:420px; }
}

/* ---- specification readout panel ---- */
.hero-panel{
  position:relative;
  padding:22px 22px 20px;
  background:rgba(20,27,37,.62);
  border:1px solid var(--line-dk);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  margin-bottom:6px;
  animation:panelFloat 7s ease-in-out infinite alternate;
}
@keyframes panelFloat{ from{ translate:0 0; } to{ translate:0 -10px; } }
.hero-panel::before,
.hero-panel::after{
  content:"";
  position:absolute;
  width:14px; height:14px;
  border:2px solid var(--amber);
}
.hero-panel::before{ top:-1px; left:-1px; border-right:none; border-bottom:none; }
.hero-panel::after{ bottom:-1px; right:-1px; border-left:none; border-top:none; }

.hp-head{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  font-family:var(--mono);
  font-size:10.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--paper);
  padding-bottom:14px;
  margin-bottom:16px;
  border-bottom:1px solid var(--line-dk);
}
.hp-head .ref{ color:var(--amber); }

.hp-row{
  display:grid;
  grid-template-columns:1fr auto;
  gap:4px 10px;
  margin-bottom:14px;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.06em;
}
.hp-row .k{ color:#9BA4AF; text-transform:uppercase; }
.hp-row .v{ color:var(--paper); text-align:right; }
.hp-row .bar{
  order:3;              /* label + value share the first line, bar sits under */
  grid-column:1 / -1;
  margin-top:2px;
  height:4px;
  background:rgba(255,255,255,.08);
  overflow:hidden;
}
.hp-row .bar i{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg, var(--steel-lt), var(--amber));
  transition:width 1.1s var(--ease);
  transition-delay:calc(var(--d, 0s) + .25s);
}
.hero-panel.in .hp-row .bar i{ width:var(--v); }

.hp-foot{
  display:flex; align-items:flex-start; gap:8px;
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid var(--line-dk);
  font-size:11.5px;
  line-height:1.5;
  color:#8E97A2;
}
.hp-foot .pip{
  width:6px; height:6px;
  margin-top:5px;
  flex:none;
  background:var(--amber);
  animation:livePulse 2.4s ease-out infinite;
  border-radius:50%;
}

/* tag */
body.home .hero-tag{
  background:rgba(27,36,48,.5);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}
body.home .hero-tag .dot{
  width:7px; height:7px;
  background:var(--amber);
  border-radius:50%;
  flex:none;
  box-shadow:0 0 0 0 rgba(92,130,168,.7);
  animation:livePulse 2.4s ease-out infinite;
}
@keyframes livePulse{
  70%{ box-shadow:0 0 0 9px rgba(92,130,168,0); }
  100%{ box-shadow:0 0 0 0 rgba(92,130,168,0); }
}

/* headline — line-by-line mask reveal */
body.home .hero-title{
  color:var(--paper);
  font-family:var(--display);
  font-weight:700;
  font-size:clamp(38px,6.2vw,76px);
  line-height:1.04;
  max-width:16ch;
  margin:0;
  letter-spacing:-0.015em;
}
body.home .hero-title .line{ display:block; overflow:hidden; padding-bottom:.06em; }
body.home .hero-title .line > span{
  display:block;
  transform:translateY(112%);
  opacity:0;
}
body.home.ready .hero-title .line > span{
  animation:lineUp 1s var(--ease) forwards;
  animation-delay:var(--d, 0s);
}
@keyframes lineUp{ to{ transform:none; opacity:1; } }
body.home .hero-title em{
  font-style:normal;
  color:var(--amber);
  position:relative;
}
body.home .hero-title em::after{
  content:"";
  position:absolute; left:0; right:0; bottom:.06em;
  height:3px;
  background:repeating-linear-gradient(-45deg, var(--amber) 0 5px, transparent 5px 10px);
  transform:scaleX(0);
  transform-origin:0 50%;
}
body.home.ready .hero-title em::after{ animation:ruleIn .8s var(--ease) 1.15s forwards; }
@keyframes ruleIn{ to{ transform:scaleX(1); } }

body.home .hero .sub{ max-width:600px; }

/* stat strip */
body.home .hero-strip{
  background:rgba(20,27,37,.55);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
body.home .hero-stat{
  padding:22px 24px 22px;
  position:relative;
  transition:background .3s ease;
}
body.home .hero-stat::after{
  content:"";
  position:absolute; left:-1px; top:0; bottom:0;
  width:2px;
  background:var(--amber);
  transform:scaleY(0);
  transform-origin:50% 0;
  transition:transform .4s var(--ease);
}
body.home .hero-stat:hover{ background:rgba(92,130,168,.06); }
body.home .hero-stat:hover::after{ transform:scaleY(1); }
body.home .hero-stat .n{ font-size:clamp(20px,2.1vw,26px); letter-spacing:.01em; }

/* scroll cue */
.scroll-cue{
  position:absolute;
  right:32px; bottom:150px;
  z-index:3;
  display:flex; flex-direction:column; align-items:center; gap:12px;
  font-family:var(--mono);
  font-size:10px; letter-spacing:.28em;
  color:#8E9AA8;
  opacity:0;
  animation:fadeIn .8s var(--ease) 1.5s forwards;
  transition:color .25s ease;
}
.scroll-cue:hover{ color:var(--amber); }
.scroll-cue .rail{
  width:1px; height:56px;
  background:var(--line-dk);
  position:relative;
  overflow:hidden;
}
.scroll-cue .pip{
  position:absolute; left:0; top:0;
  width:100%; height:18px;
  background:var(--amber);
  animation:pipDrop 2s var(--ease) infinite;
}
@keyframes pipDrop{
  0%{ transform:translateY(-100%); }
  60%,100%{ transform:translateY(320%); }
}
@keyframes fadeIn{ to{ opacity:1; } }
.scroll-cue .txt{ writing-mode:vertical-rl; }

@media (max-width:1080px){ .scroll-cue{ display:none; } }
@media (max-width:760px){
  body.home .hero-stat{ padding:18px 16px; }
  body.home .hero-stat:first-child{ padding-left:0; }
  body.home .hero-inner{ padding-bottom:32px; }
  body.home .hero-strip{ margin-top:28px; }
  body.home .hero{ min-height:auto; padding-top:48px; }
}

/* ------------------------------------------------------------
   STANDARDS TICKER
   ------------------------------------------------------------ */
.ticker{
  background:var(--ink-2);
  border-top:1px solid var(--line-dk);
  border-bottom:1px solid var(--line-dk);
  overflow:hidden;
  padding:14px 0;
  -webkit-mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.ticker-track{
  display:flex;
  width:max-content;
  animation:marquee 38s linear infinite;
}
.ticker:hover .ticker-track{ animation-play-state:paused; }
.ticker-set{ display:flex; align-items:center; flex:none; }
.ticker-set span{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:#9BA4AF;
  padding:0 26px;
  white-space:nowrap;
}
.ticker-set i{
  width:8px; height:8px;
  flex:none;
  background:repeating-linear-gradient(-45deg, var(--amber) 0 3px, transparent 3px 6px);
}
@keyframes marquee{ to{ transform:translateX(-50%); } }

/* ------------------------------------------------------------
   DIVISION CARDS
   ------------------------------------------------------------ */
body.home .division-grid{ gap:1px; }
body.home .division-card{
  overflow:hidden;
  color:inherit;
  transition:background .4s var(--ease);
}
body.home .division-card::before{
  content:"";
  position:absolute; left:0; right:0; top:0;
  height:4px;
  background:repeating-linear-gradient(-45deg, var(--amber) 0 8px, var(--ink) 8px 16px);
  transform:scaleX(0);
  transform-origin:0 50%;
  transition:transform .55s var(--ease);
  z-index:3;
}
body.home .division-card:hover::before{ transform:scaleX(1); }
body.home .division-card:hover{ background:var(--paper-2); }

/* fallback texture beneath the thumb so the card reads with or without photos */
body.home .division-card .thumb{
  opacity:1;
  mix-blend-mode:normal;
  background-color:transparent;
  background-image:
    repeating-linear-gradient(-45deg, rgba(44,79,114,.10) 0 10px, transparent 10px 20px),
    linear-gradient(rgba(44,79,114,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44,79,114,.10) 1px, transparent 1px),
    linear-gradient(160deg, rgba(92,130,168,.20), rgba(27,36,48,.06));
  background-size:auto, 26px 26px, 26px 26px, auto;
  clip-path:polygon(28% 0, 100% 0, 100% 100%, 0% 100%);
  transition:transform .8s var(--ease), opacity .5s ease, filter .5s ease;
  transform-origin:100% 50%;
}
body.home .division-card:nth-child(2) .thumb{
  background-image:
    repeating-linear-gradient(90deg, rgba(91,100,114,.14) 0 2px, transparent 2px 20px),
    linear-gradient(rgba(91,100,114,.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91,100,114,.09) 1px, transparent 1px),
    linear-gradient(160deg, rgba(91,100,114,.22), rgba(27,36,48,.05));
}
/* once real imagery exists in assets/, JS swaps the background in */
body.home .division-card.has-photo .thumb{
  opacity:.18;
  background-size:cover;
  background-position:center;
  filter:grayscale(.3);
}
body.home .division-card:hover .thumb{ transform:scale(1.06); }
/* single-column cards put copy over the thumb — fade it back */
@media (max-width:820px){
  body.home .division-card .thumb{ opacity:.45; }
  body.home .division-card{ min-height:auto; }
}
body.home .division-card.has-photo:hover .thumb{ opacity:.3; filter:grayscale(0); }

body.home .division-card .num,
body.home .division-card h3,
body.home .division-card p,
body.home .division-card .tags,
body.home .division-card .img-tab{ position:relative; z-index:2; }

body.home .division-card h3{ transition:transform .45s var(--ease); }
body.home .division-card:hover h3{ transform:translateX(4px); }

body.home .division-card .tags span{
  background:rgba(255,255,255,.55);
  transition:border-color .3s ease, color .3s ease, transform .3s var(--ease);
}
body.home .division-card:hover .tags span{ border-color:var(--steel-lt); }
body.home .division-card .tags span:hover{ border-color:var(--amber); color:var(--ink); transform:translateY(-2px); }

body.home .division-card .go{
  border-bottom-width:2px;
  transition:gap .3s var(--ease), color .3s ease;
}
body.home .division-card:hover .go{ color:var(--steel); }

/* ------------------------------------------------------------
   WHY — dark cards with pointer spotlight
   ------------------------------------------------------------ */
body.home .why{ position:relative; overflow:hidden; }
body.home .why::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(120,158,196,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,158,196,.07) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(80% 70% at 50% 0%, #000, transparent 75%);
  mask-image:radial-gradient(80% 70% at 50% 0%, #000, transparent 75%);
  animation:gridDrift 40s linear infinite reverse;
  pointer-events:none;
}
body.home .why .wrap{ position:relative; z-index:1; }

body.home .why .card{
  background:var(--ink-2);
  border-color:var(--line-dk);
  position:relative;
  overflow:hidden;
  transition:border-color .35s ease, transform .45s var(--ease), box-shadow .45s var(--ease);
}
body.home .why .card::before{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(220px 220px at var(--mx,50%) var(--my,0%), rgba(92,130,168,.14), transparent 70%);
  opacity:0;
  transition:opacity .4s ease;
  pointer-events:none;
}
body.home .why .card:hover{
  border-color:rgba(92,130,168,.5);
  transform:translateY(-6px);
  box-shadow:0 24px 50px -30px rgba(0,0,0,.95);
}
body.home .why .card:hover::before{ opacity:1; }
body.home .why .card h4{ color:var(--paper); }
body.home .why .card p{ color:#B7BEC8; }
body.home .why .card .icon{
  background:var(--ink);
  color:var(--amber);
  border:1px solid var(--line-dk);
  position:relative;
  transition:background .35s ease, color .35s ease, border-color .35s ease;
}
body.home .why .card:hover .icon{ background:var(--amber); color:var(--ink); border-color:var(--amber); }

/* ------------------------------------------------------------
   SECTORS
   ------------------------------------------------------------ */
body.home .sector-card{
  transition:transform .5s var(--ease), box-shadow .5s var(--ease);
  background:
    repeating-linear-gradient(-45deg, rgba(255,255,255,.04) 0 14px, transparent 14px 28px),
    linear-gradient(160deg, var(--steel) 0%, var(--ink) 100%);
}
body.home .sector-card:nth-child(2){ background:repeating-linear-gradient(-45deg, rgba(255,255,255,.04) 0 14px, transparent 14px 28px), linear-gradient(160deg, #4B5B6B 0%, var(--ink) 100%); }
body.home .sector-card:nth-child(3){ background:repeating-linear-gradient(-45deg, rgba(255,255,255,.04) 0 14px, transparent 14px 28px), linear-gradient(160deg, var(--steel-lt) 0%, var(--ink-2) 100%); }
body.home .sector-card:nth-child(4){ background:repeating-linear-gradient(-45deg, rgba(255,255,255,.04) 0 14px, transparent 14px 28px), linear-gradient(160deg, #7A8390 0%, var(--ink) 100%); }
body.home .sector-card::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:26px 26px;
  opacity:.7;
  transition:opacity .5s ease, transform .8s var(--ease);
}
body.home .sector-card:hover{ transform:translateY(-6px); box-shadow:0 26px 46px -30px rgba(27,36,48,.85); }
body.home .sector-card:hover::before{ transform:scale(1.08); }
body.home .sector-card img{ position:relative; z-index:1; }
body.home .sector-card.no-photo img{ display:none; }

body.home .sector-card .label{
  z-index:2;
  padding:20px 18px;
  transition:padding-bottom .45s var(--ease);
}
body.home .sector-card:hover .label{ padding-bottom:26px; }
body.home .sector-card .label::after{
  content:"";
  display:block;
  height:2px;
  width:26px;
  margin-top:10px;
  background:var(--amber);
  transition:width .5s var(--ease);
}
body.home .sector-card:hover .label::after{ width:64px; }
body.home .sector-card .label .t{ font-size:15.5px; }

/* ------------------------------------------------------------
   CTA BANNER
   ------------------------------------------------------------ */
body.home .cta-banner{ position:relative; overflow:hidden; }
.cta-stripes{
  position:absolute; inset:0;
  background:repeating-linear-gradient(-45deg, rgba(255,255,255,.05) 0 18px, transparent 18px 36px);
  animation:ctaStripes 5s linear infinite;
  pointer-events:none;
}
@keyframes ctaStripes{ to{ background-position:50.912px 0; } }
body.home .cta-banner::after{
  content:"";
  position:absolute; left:0; right:0; top:0;
  height:4px;
  background:repeating-linear-gradient(-45deg, var(--amber) 0 8px, var(--steel-dp) 8px 16px);
  animation:ctaEdge 2s linear infinite;
}
@keyframes ctaEdge{ to{ background-position:22.627px 0; } }
body.home .cta-banner .wrap{ position:relative; z-index:1; }

/* ------------------------------------------------------------
   FOOTER accent
   ------------------------------------------------------------ */
body.home footer .footer-grid ul li a{
  display:inline-block;
  transition:transform .3s var(--ease), color .3s ease;
}
body.home footer .footer-grid ul li a:hover{ transform:translateX(4px); }

/* ------------------------------------------------------------
   REDUCED MOTION — show everything, move nothing
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce){
  body.home .hero-title .line > span{ opacity:1 !important; transform:none !important; }
  .hero-panel{ animation:none !important; }
  .hero-panel .hp-row .bar i{ width:var(--v) !important; transition:none !important; }
  body.home .hero-title em::after{ transform:scaleX(1) !important; }
  .scroll-cue{ opacity:1 !important; }
  .ticker-track,
  .hero-grid, .hero-glow, .hero-sweep,
  .cta-stripes, body.home .why::before{ animation:none !important; }
  body.home .hero-photo{ transform:none !important; }
}