/* ============================
   NANDRIX — industrial / steel
   ============================ */

:root{
  --bg:        #0f1113;
  --surface:   #17191c;
  --surface-2: #1d2023;
  --line:      #2a2d31;
  --text:      #f2efe9;
  --muted:     #9a9d9f;
  --accent:    #ff5a1f;
  --accent-dim:#3a2016;
  --font-display: "Big Shoulders Display", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
}

*{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  overflow-x:hidden;
}

img{ display:block; width:100%; height:100%; object-fit:cover; }

a{ color:inherit; text-decoration:none; }

ul{ list-style:none; }

.accent{ color:var(--accent); }

h1,h2,h3{
  font-family:var(--font-display);
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:0.01em;
  line-height:0.95;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:0.72rem;
  letter-spacing:0.18em;
  color:var(--accent);
  text-transform:uppercase;
  margin-bottom:1rem;
}

/* grain overlay for texture */
.grain{
  position:fixed; inset:0; z-index:999; pointer-events:none;
  opacity:0.05; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- NAV ---------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(15,17,19,0.7);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.nav.scrolled{
  border-color:var(--line);
  background:rgba(15,17,19,0.92);
}
.nav-inner{
  max-width:1240px; margin:0 auto; padding:1.1rem 2rem;
  display:flex; align-items:center; justify-content:space-between;
}
.logo{
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.5rem;
  letter-spacing:0.03em;
}
.logo span{ color:var(--accent); }
.logo.small{ font-size:1.2rem; }

.nav-links{ display:flex; align-items:center; gap:2.2rem; font-size:0.92rem; }
.nav-links a{ color:var(--muted); transition:color .2s; position:relative; }
.nav-links a:not(.nav-cta):hover{ color:var(--text); }
.nav-links a:not(.nav-cta)::after{
  content:""; position:absolute; left:0; bottom:-6px; height:1px; width:0;
  background:var(--accent); transition:width .25s;
}
.nav-links a:not(.nav-cta):hover::after{ width:100%; }

.nav-cta{
  background:var(--accent); color:#0f1113 !important; padding:0.55rem 1.1rem;
  border-radius:2px; font-weight:600; font-size:0.85rem;
}

.burger{
  display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:6px;
}
.burger span{ width:22px; height:2px; background:var(--text); display:block; }

/* ---------- HERO ---------- */
.hero{
  position:relative; min-height:100vh; display:flex; flex-direction:column; justify-content:center;
  overflow:hidden;
}
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-media img{ width:100%; height:100%; object-fit:cover; filter:saturate(0.85) contrast(1.05); }
.hero-overlay{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(15,17,19,0.55) 0%, rgba(15,17,19,0.75) 55%, rgba(15,17,19,0.97) 100%),
    linear-gradient(100deg, rgba(15,17,19,0.9) 0%, rgba(15,17,19,0.35) 55%, rgba(15,17,19,0.75) 100%);
}
.hero-content{
  position:relative; z-index:1; max-width:1240px; margin:0 auto; padding:8rem 2rem 4rem;
  width:100%;
}
.hero h1{
  font-size:clamp(3rem, 9vw, 7rem);
  margin-bottom:1.5rem;
}
.hero-sub{
  max-width:480px; color:#d8d5cd; font-size:1.05rem; margin-bottom:2rem;
}
.hero-actions{ display:flex; gap:1rem; flex-wrap:wrap; }

.btn{
  display:inline-block; padding:0.9rem 1.8rem; font-size:0.9rem; font-weight:600;
  border-radius:2px; transition:transform .2s, background .2s, color .2s, border-color .2s;
  border:1px solid transparent;
}
.btn-solid{ background:var(--accent); color:#0f1113; }
.btn-solid:hover{ transform:translateY(-2px); background:#ff7038; }
.btn-outline{ border-color:rgba(242,239,233,0.35); color:var(--text); }
.btn-outline:hover{ border-color:var(--text); transform:translateY(-2px); }
.btn.full{ width:100%; text-align:center; }

.scroll-cue{
  position:absolute; bottom:2rem; left:2rem; z-index:1;
  display:flex; align-items:center; gap:0.6rem;
  font-family:var(--font-mono); font-size:0.7rem; letter-spacing:0.12em;
  color:var(--muted); text-transform:uppercase;
}
.scroll-cue span{
  width:1px; height:28px; background:var(--muted); position:relative; overflow:hidden;
}
.scroll-cue span::after{
  content:""; position:absolute; top:-100%; left:0; width:100%; height:100%;
  background:var(--accent); animation:scrollcue 1.8s infinite;
}
@keyframes scrollcue{
  0%{ top:-100%; } 60%{ top:100%; } 100%{ top:100%; }
}

/* ---------- STATS ---------- */
.stats{
  display:grid; grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  background:var(--surface);
}
.stat{
  padding:3rem 1.5rem; text-align:center; border-right:1px solid var(--line);
}
.stat:last-child{ border-right:none; }
.stat-num{
  font-family:var(--font-display); font-weight:900; font-size:clamp(2.2rem,5vw,3.4rem);
  color:var(--accent);
}
.stat-suffix{
  font-family:var(--font-display); font-weight:900; font-size:clamp(1.4rem,3vw,2rem); color:var(--accent);
}
.stat p{ margin-top:0.4rem; color:var(--muted); font-size:0.82rem; letter-spacing:0.03em; text-transform:uppercase; }

/* ---------- SECTION HEAD ---------- */
.section-head{ max-width:1240px; margin:0 auto; padding:6rem 2rem 3rem; }
.section-head h2{ font-size:clamp(2.2rem,5vw,3.6rem); max-width:700px; }
.section-sub{ color:var(--muted); margin-top:1rem; max-width:460px; }

/* ---------- EQUIPMENT ---------- */
.equipment{ background:var(--bg); }
.equip-grid{
  max-width:1240px; margin:0 auto; padding:0 2rem 6rem;
  display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem;
}
.equip-card{
  background:var(--surface); border:1px solid var(--line); border-radius:4px; overflow:hidden;
  transition:transform .3s, border-color .3s;
}
.equip-card:hover{ transform:translateY(-6px); border-color:var(--accent); }
.equip-img{ aspect-ratio:4/3; overflow:hidden; }
.equip-img img{ transition:transform .5s; }
.equip-card:hover .equip-img img{ transform:scale(1.06); }
.equip-body{ padding:1.6rem; position:relative; }
.equip-tag{
  font-family:var(--font-mono); color:var(--accent); font-size:0.75rem;
  position:absolute; top:-2.4rem; right:1.4rem; opacity:0.5;
}
.equip-body h3{ font-size:1.35rem; margin-bottom:0.6rem; letter-spacing:0; }
.equip-body p{ color:var(--muted); font-size:0.92rem; }

/* ---------- ABOUT ---------- */
.about{
  display:grid; grid-template-columns:1fr 1fr; min-height:640px;
  border-bottom:1px solid var(--line);
}
.about-media{ position:relative; overflow:hidden; }
.about-media img{ filter:saturate(0.8); }
.about-media::after{
  content:""; position:absolute; inset:0; background:linear-gradient(90deg, rgba(15,17,19,0.15), rgba(15,17,19,0));
}
.about-body{
  padding:6rem 4rem; display:flex; flex-direction:column; justify-content:center; background:var(--surface);
}
.about-body h2{ font-size:clamp(2rem,4.5vw,3.2rem); margin-bottom:1.4rem; }
.about-body p{ color:#cfccc5; max-width:440px; margin-bottom:1.6rem; }
.about-list{ display:grid; gap:0.7rem; }
.about-list li{
  font-family:var(--font-mono); font-size:0.85rem; color:var(--text);
  padding-left:1.4rem; position:relative;
}
.about-list li::before{
  content:"→"; position:absolute; left:0; color:var(--accent);
}

/* ---------- PRODUCTS ---------- */
.product-grid{
  max-width:1240px; margin:0 auto; padding:0 2rem;
  display:grid; grid-template-columns:1fr 1fr; gap:2rem;
}
.product-card{
  position:relative; border-radius:4px; overflow:hidden; aspect-ratio:5/4;
  background:var(--surface);
}
.product-img{ position:absolute; inset:0; }
.product-img img{ transition:transform .5s; }
.product-card:hover .product-img img{ transform:scale(1.05); }
.product-body{
  position:absolute; left:0; right:0; bottom:0; z-index:1; padding:2rem;
  background:linear-gradient(180deg, transparent, rgba(10,11,12,0.95) 65%);
}
.product-tags{ display:flex; gap:0.5rem; margin-bottom:0.8rem; }
.product-tags span{
  font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.06em;
  border:1px solid rgba(242,239,233,0.35); color:var(--text);
  padding:0.25rem 0.6rem; border-radius:20px; text-transform:uppercase;
}
.product-body h3{ font-size:1.6rem; margin-bottom:0.5rem; }
.product-body p{ color:#d8d5cd; font-size:0.9rem; max-width:380px; }
.products-note{
  max-width:1240px; margin:2.5rem auto 6rem; padding:0 2rem;
  color:var(--muted); font-family:var(--font-mono); font-size:0.78rem; letter-spacing:0.02em;
}

/* ---------- CONTACT ---------- */
.contact{ background:var(--surface); border-top:1px solid var(--line); }
.contact-inner{
  max-width:1240px; margin:0 auto; padding:6rem 2rem;
  display:grid; grid-template-columns:1fr 1fr; gap:4rem;
}
.contact-left h2{ font-size:clamp(2.2rem,5vw,3.6rem); margin-bottom:1.4rem; }
.contact-left p{ color:var(--muted); max-width:400px; margin-bottom:2rem; }
.contact-details{ display:flex; flex-direction:column; gap:0.7rem; font-family:var(--font-mono); font-size:0.95rem; }
.contact-details a:hover{ color:var(--accent); }
.contact-details span{ color:var(--muted); }

.contact-form{ display:flex; flex-direction:column; gap:1rem; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.contact-form input, .contact-form textarea{
  background:var(--surface-2); border:1px solid var(--line); color:var(--text);
  padding:0.9rem 1rem; border-radius:2px; font-family:var(--font-body); font-size:0.92rem;
  resize:none; transition:border-color .2s;
}
.contact-form input:focus, .contact-form textarea:focus{
  outline:none; border-color:var(--accent);
}
.contact-form ::placeholder{ color:var(--muted); }

/* ---------- FOOTER ---------- */
.footer{
  display:flex; justify-content:space-between; align-items:center;
  max-width:1240px; margin:0 auto; padding:2.5rem 2rem;
  color:var(--muted); font-size:0.85rem;
}

/* ---------- SCROLL REVEAL ---------- */
.reveal{
  opacity:0; transform:translateY(24px);
  transition:opacity .7s cubic-bezier(.2,.6,.2,1), transform .7s cubic-bezier(.2,.6,.2,1);
}
.reveal.in{ opacity:1; transform:translateY(0); }

/* stagger children of hero + section-head */
.hero-content .reveal:nth-child(1){ transition-delay:.05s; }
.hero-content .reveal:nth-child(2){ transition-delay:.15s; }
.hero-content .reveal:nth-child(3){ transition-delay:.25s; }
.hero-content .reveal:nth-child(4){ transition-delay:.35s; }

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  .stats{ grid-template-columns:repeat(2,1fr); }
  .stat:nth-child(2){ border-right:none; }
  .equip-grid{ grid-template-columns:1fr; }
  .about{ grid-template-columns:1fr; }
  .about-media{ min-height:320px; }
  .about-body{ padding:3.5rem 2rem; }
  .product-grid{ grid-template-columns:1fr; }
  .contact-inner{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
}

@media (max-width:720px){
  .nav-links{
    position:fixed; top:64px; left:0; right:0; bottom:0;
    background:var(--bg); flex-direction:column; justify-content:center; gap:2rem;
    transform:translateX(100%); transition:transform .3s; font-size:1.4rem;
  }
  .nav-links.open{ transform:translateX(0); }
  .burger{ display:flex; }
  .hero-content{ padding-top:7rem; }
  .stat{ padding:2rem 1rem; }
}