/* ==========================================================================
   Used Machinery India — Design System
   Theme: "Machine Data Plate" — steel, safety-yellow, blueprint linework.
   ========================================================================== */

:root{
  --charcoal:#1B1E21;
  --charcoal-2:#24282c;
  --steel:#4A5259;
  --steel-light:#7c868c;
  --paper:#EDEDE7;
  --paper-2:#E2E1D8;
  --safety:#F2A900;
  --safety-dark:#c98700;
  --blueprint:#1B4965;
  --blueprint-light:#2f6c93;
  --oxide:#8C3B2E;
  --ink:#15181A;
  --white:#fff;

  --font-display:'Oswald', 'Arial Narrow', sans-serif;
  --font-body:'IBM Plex Sans', -apple-system, Segoe UI, sans-serif;
  --font-mono:'IBM Plex Mono', 'Courier New', monospace;

  --radius:2px;
  --shadow-plate: 0 1px 0 rgba(255,255,255,0.06) inset, 0 8px 20px rgba(0,0,0,0.35);
  --container: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--blueprint);text-decoration:none;}
a:hover{color:var(--safety-dark);}
h1,h2,h3,h4{
  font-family:var(--font-display);
  text-transform:uppercase;
  letter-spacing:0.02em;
  color:var(--charcoal);
  line-height:1.15;
  margin:0 0 .5em;
}
h1{font-size:clamp(2.1rem,5vw,3.4rem);font-weight:600;}
h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:600;}
h3{font-size:1.2rem;font-weight:600;}
p{margin:0 0 1em;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.eyebrow{
  font-family:var(--font-mono);
  text-transform:uppercase;
  letter-spacing:.14em;
  font-size:.78rem;
  color:var(--safety-dark);
  font-weight:600;
  display:inline-block;
  margin-bottom:.6em;
}
:focus-visible{outline:3px solid var(--safety);outline-offset:2px;}

/* ---- Skip link ---- */
.skip-link{position:absolute;left:-999px;top:0;background:var(--safety);color:var(--ink);padding:10px 16px;z-index:999;}
.skip-link:focus{left:12px;top:12px;}

/* ---- Top utility bar ---- */
.topbar{background:var(--charcoal);color:var(--paper-2);font-family:var(--font-mono);font-size:.82rem;}
.topbar .container{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center;padding:8px 24px;}
.topbar a{color:var(--paper-2);}
.topbar a:hover{color:var(--safety);}
.topbar .contacts{display:flex;gap:18px;flex-wrap:wrap;}

/* ---- Header / nav ---- */
header.site-header{background:var(--white);border-bottom:3px solid var(--charcoal);position:sticky;top:0;z-index:50;}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;max-width:var(--container);margin:0 auto;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:46px;height:46px;background:var(--charcoal);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:3px solid var(--safety);flex-shrink:0;
}
.brand-mark span{font-family:var(--font-display);color:var(--safety);font-size:1rem;font-weight:700;}
.brand-text{line-height:1.1;}
.brand-text .name{font-family:var(--font-display);font-size:1.05rem;font-weight:700;text-transform:uppercase;color:var(--charcoal);letter-spacing:.02em;}
.brand-text .tag{font-family:var(--font-mono);font-size:.68rem;color:var(--steel);letter-spacing:.08em;text-transform:uppercase;}

nav.main-nav ul{list-style:none;display:flex;gap:2px;margin:0;padding:0;align-items:center;}
nav.main-nav a{
  display:block;padding:10px 14px;font-family:var(--font-display);
  font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--charcoal);font-weight:600;
  border-bottom:3px solid transparent;
}
nav.main-nav a:hover, nav.main-nav a.active{border-bottom-color:var(--safety);color:var(--blueprint);}
.nav-cta{background:var(--safety);color:var(--ink)!important;padding:10px 18px!important;border-radius:var(--radius);border-bottom:none!important;}
.nav-cta:hover{background:var(--safety-dark);}

.menu-toggle{display:none;background:none;border:2px solid var(--charcoal);border-radius:var(--radius);width:44px;height:40px;cursor:pointer;}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--charcoal);margin:4px auto;}

/* ---- Hero (data plate) ---- */
.hero{
  position:relative;background:var(--charcoal);color:var(--paper);overflow:hidden;
  background-image:
    linear-gradient(rgba(27,73,101,.35),rgba(27,73,101,.35)),
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(255,255,255,.035) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(255,255,255,.035) 40px);
}
.hero-inner{max-width:var(--container);margin:0 auto;padding:70px 24px 60px;position:relative;z-index:2;}
.hero .eyebrow{color:var(--safety);}
.hero h1{color:var(--white);max-width:820px;}
.hero p.lead{color:var(--paper-2);max-width:640px;font-size:1.08rem;}
.hero-actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);
  text-transform:uppercase;letter-spacing:.04em;font-size:.88rem;font-weight:600;
  padding:13px 24px;border-radius:var(--radius);border:2px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--safety);color:var(--ink);}
.btn-primary:hover{background:var(--safety-dark);color:var(--ink);}
.btn-outline{background:transparent;color:var(--white);border-color:rgba(255,255,255,.5);}
.btn-outline:hover{border-color:var(--safety);color:var(--safety);}

/* ---- Data plate strip (signature element) ---- */
.plate-strip{background:var(--blueprint);border-top:3px solid var(--charcoal);border-bottom:3px solid var(--charcoal);}
.plate-strip .container{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.plate-cell{padding:20px 22px;border-left:1px solid rgba(255,255,255,.18);font-family:var(--font-mono);color:var(--paper);}
.plate-cell:first-child{border-left:none;}
.plate-cell .val{font-size:1.7rem;font-weight:700;color:var(--safety);display:block;}
.plate-cell .lbl{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--paper-2);}

/* ---- Sections ---- */
section{padding:64px 0;}
section.alt{background:var(--paper-2);}
.section-head{max-width:700px;margin-bottom:36px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---- Data-plate cards (signature element for machine/brand listings) ---- */
.plate-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:22px;}
.data-plate{
  background:var(--charcoal-2);color:var(--paper);border-radius:var(--radius);
  position:relative;padding:26px 22px 22px;box-shadow:var(--shadow-plate);
  border:1px solid #33383c;
}
.data-plate::before,.data-plate::after,
.data-plate .bolt-tl,.data-plate .bolt-br{
  content:"";position:absolute;width:8px;height:8px;border-radius:50%;
  background:radial-gradient(circle at 35% 35%, #cfd3d6, #6b7278 70%);
}
.data-plate::before{top:10px;left:10px;}
.data-plate::after{bottom:10px;right:10px;}
.data-plate .bolt-tl{top:10px;right:10px;}
.data-plate .bolt-br{bottom:10px;left:10px;}
.data-plate h3{color:var(--white);font-size:1.15rem;margin-bottom:4px;}
.data-plate .model-sub{font-family:var(--font-mono);color:var(--safety);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px;display:block;}
.data-plate .spec-row{
  display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:.82rem;
  padding:7px 0;border-top:1px dashed #3c4247;color:var(--paper-2);
}
.data-plate .spec-row span:last-child{color:var(--white);font-weight:600;}
.data-plate p{color:var(--steel-light);font-size:.92rem;margin:14px 0;}
.data-plate .btn-outline{border-color:#4a5259;color:var(--paper);font-size:.78rem;padding:10px 16px;}
.data-plate .btn-outline:hover{border-color:var(--safety);color:var(--safety);}

/* ---- Feature list ---- */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:26px;}
.feature{padding:0;}
.feature .num{font-family:var(--font-mono);color:var(--safety-dark);font-size:.8rem;letter-spacing:.1em;}
.feature h3{margin-top:6px;}

/* ---- Two column ---- */
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
@media(max-width:860px){.two-col{grid-template-columns:1fr;}}

/* ---- Image frame (placeholder-friendly) ---- */
.img-frame{
  border:3px solid var(--charcoal);border-radius:var(--radius);overflow:hidden;
  background:var(--steel-light);position:relative;/*aspect-ratio:4/3;*/
}
.img-frame img{width:100%;height:100%;object-fit:cover;}
.img-frame figcaption{
  position:absolute;bottom:0;left:0;right:0;background:rgba(27,30,33,.82);color:var(--paper);
  font-family:var(--font-mono);font-size:.72rem;padding:8px 12px;letter-spacing:.04em;
}

/* ---- Stat bar ---- */
.stat-bar{display:flex;flex-wrap:wrap;gap:30px;margin-top:20px;}
.stat{font-family:var(--font-mono);}
.stat .n{font-family:var(--font-display);font-size:2.1rem;color:var(--blueprint);font-weight:700;display:block;}
.stat .l{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--steel);}

/* ---- Brand strip ---- */
.brand-strip{display:flex;flex-wrap:wrap;gap:10px;}
.brand-chip{
  font-family:var(--font-mono);font-size:.82rem;background:var(--white);border:1px solid var(--paper-2);
  padding:9px 16px;border-radius:20px;color:var(--charcoal);border:1.5px solid var(--charcoal);
}

/* ---- FAQ (accordion, no JS required — details/summary) ---- */
.faq-item{border-bottom:1px solid #cfcdc2;padding:18px 0;}
.faq-item summary{
  font-family:var(--font-display);font-weight:600;font-size:1.02rem;cursor:pointer;
  list-style:none;display:flex;justify-content:space-between;align-items:center;color:var(--charcoal);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:1.4rem;color:var(--safety-dark);}
.faq-item[open] summary::after{content:"–";}
.faq-item p{margin-top:12px;color:var(--steel);}

/* ---- Table (spec sheets) ---- */
table.spec-table{width:100%;border-collapse:collapse;font-family:var(--font-mono);font-size:.88rem;background:var(--white);}
table.spec-table th,table.spec-table td{border:1px solid var(--paper-2);padding:10px 14px;text-align:left;}
table.spec-table th{background:var(--charcoal);color:var(--paper);text-transform:uppercase;font-size:.76rem;letter-spacing:.05em;}
table.spec-table tr:nth-child(even){background:var(--paper-2);}

/* ---- CTA banner ---- */
.cta-banner{background:var(--safety);color:var(--ink);text-align:center;padding:56px 24px;}
.cta-banner h2{color:var(--ink);}
.cta-banner .btn-primary{background:var(--charcoal);color:var(--paper);}
.cta-banner .btn-primary:hover{background:var(--charcoal-2);}

/* ---- Breadcrumb ---- */
.breadcrumb{font-family:var(--font-mono);font-size:.78rem;color:var(--steel);padding:14px 0;}
.breadcrumb a{color:var(--steel);}
.breadcrumb a:hover{color:var(--blueprint);}

/* ---- Form ---- */
form.inquiry{display:grid;gap:14px;}
form.inquiry label{font-family:var(--font-mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--charcoal);display:block;margin-bottom:5px;}
form.inquiry input, form.inquiry select, form.inquiry textarea{
  width:100%;padding:11px 12px;border:1.5px solid var(--charcoal);border-radius:var(--radius);
  font-family:var(--font-body);font-size:.95rem;background:var(--white);
}
form.inquiry textarea{min-height:120px;resize:vertical;}
form.inquiry button{justify-self:start;}

/* ---- Footer ---- */
footer.site-footer{background:var(--charcoal);color:var(--paper-2);}
.footer-top{padding:52px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr 1fr;}}
.footer-grid h4{color:var(--white);font-size:.9rem;margin-bottom:14px;}
.footer-grid ul{list-style:none;margin:0;padding:0;}
.footer-grid li{margin-bottom:9px;}
.footer-grid a{color:var(--paper-2);font-size:.92rem;}
.footer-grid a:hover{color:var(--safety);}
.footer-about p{color:var(--steel-light);font-size:.9rem;}
.footer-bottom{border-top:1px solid #33383c;padding:18px 0;font-size:.8rem;color:var(--steel-light);}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.footer-bottom a{color:var(--steel-light);}

/* ---- WhatsApp float ---- */
.wa-float{
  position:fixed;bottom:22px;right:22px;background:#25D366;color:#fff;width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.35);z-index:60;
}
.wa-float svg{width:28px;height:28px;fill:#fff;}

/* ---- Responsive nav ---- */
@media(max-width:900px){
  nav.main-nav{position:fixed;top:0;right:-100%;width:78%;max-width:320px;height:100vh;background:var(--white);
    box-shadow:-6px 0 24px rgba(0,0,0,.25);transition:right .25s ease;padding:80px 24px 24px;overflow-y:auto;}
  nav.main-nav.open{right:0;}
  nav.main-nav ul{flex-direction:column;align-items:stretch;gap:4px;}
  nav.main-nav a{border-bottom:1px solid var(--paper-2);padding:14px 6px;}
  .nav-cta{margin-top:10px;text-align:center;}
  .menu-toggle{display:block;}
  .two-col{gap:30px;}
  .plate-strip .container{grid-template-columns:1fr 1fr;}
  .plate-cell{border-left:none;border-top:1px solid rgba(255,255,255,.18);}
  .plate-cell:nth-child(1),.plate-cell:nth-child(2){border-top:none;}
}
@media(max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  section{padding:46px 0;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{transition:none!important;animation:none!important;}
}