/* ===================================================================
   SATYAM ENGINEERING WORKS — PREMIUM SITE DESIGN SYSTEM
   Palette logic: each division carries its own accent —
   Ember (fire), Brass (casting/machinery), Argon (structural/welding).
   =================================================================== */

:root{
  --ink: #0E1013;
  --ink-raised: #14171B;
  --plate: #191D22;
  --plate-raised: #20252C;
  --line: rgba(255,255,255,0.09);
  --line-strong: rgba(255,255,255,0.16);

  --paper: #EEEFEC;
  --mute: #939AA3;
  --faint: #656B73;

  --ember: #D6472C;
  --ember-dim: #8C3524;
  --brass: #C99544;
  --brass-dim: #8A6A34;
  --argon: #5FA0C4;
  --argon-dim: #3E6A82;

  --f-display: 'Oswald', sans-serif;
  --f-body: 'Inter', sans-serif;
  --f-mono: 'IBM Plex Mono', monospace;

  --container: 1220px;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--f-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
img,svg{ display:block; max-width:100%; }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; background:none; border:none; color:inherit; }

.wrap{ max-width:var(--container); margin:0 auto; padding:0 32px; }

::selection{ background:var(--ember); color:var(--ink); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--argon);
  outline-offset:3px;
}
@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
}

/* ---------- Texture ---------- */
.grain{
  position:fixed; inset:0; pointer-events:none; z-index:2;
  opacity:0.03; 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");
}

/* ---------- Utility bar ---------- */
.utility-bar{ background:#08090B; border-bottom:1px solid var(--line); }
.utility-inner{
  display:flex; justify-content:flex-end; gap:26px;
  padding:8px 0; flex-wrap:wrap;
}
.utility-item{
  display:flex; align-items:center; gap:7px;
  font-family:var(--f-mono); font-size:0.72rem; color:var(--faint);
}
.utility-item svg{ width:12px; height:12px; flex-shrink:0; }
.utility-item a:hover{ color:var(--argon); }

/* ---------- Animated logo mark ---------- */
.mark-hex{ stroke-dasharray:1; stroke-dashoffset:1; animation:drawHex 1.3s ease forwards; }
.mark-beam{ opacity:0; animation:fadeInMark 0.6s ease 0.9s forwards; }
.mark-flame{ opacity:0; animation:fadeInMark 0.6s ease 1.15s forwards; }
@keyframes drawHex{ to{ stroke-dashoffset:0; } }
@keyframes fadeInMark{ to{ opacity:1; } }

/* ---------- Hero ---------- */
.hero{
  position:relative; padding:150px 0 110px; overflow:hidden;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(ellipse 1000px 600px at 80% -10%, rgba(214,71,44,0.12), transparent 60%),
    radial-gradient(ellipse 800px 500px at 5% 30%, rgba(95,160,196,0.10), transparent 60%),
    var(--ink);
}
.hero-grid{ display:grid; grid-template-columns:1.1fr 0.9fr; gap:56px; align-items:center; position:relative; z-index:1; }
.hero-meta{ display:flex; gap:36px; padding-top:30px; margin-top:30px; border-top:1px solid var(--line); }
.hero-meta-item{ font-family:var(--f-mono); }
.hero-meta-num{ font-size:1.8rem; font-weight:600; color:var(--argon); line-height:1; }
.hero-meta-label{ font-size:0.7rem; color:var(--mute); text-transform:uppercase; letter-spacing:0.08em; margin-top:6px; }
.hero-visual{ position:relative; }
.arc-frame{
  border:1px solid var(--line-strong); background:var(--plate); padding:20px; position:relative;
}
.arc-frame .diagram-label{
  font-family:var(--f-mono); font-size:0.66rem; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--mute); display:flex; justify-content:space-between; margin-top:14px; padding-top:14px; border-top:1px dashed var(--line);
}
.hero-scan-line{ stroke-dasharray:1; stroke-dashoffset:1; animation:drawHex 2.2s ease 0.3s forwards; }
.hero-spark{ opacity:0; animation:sparkPulse 2.4s ease-in-out 1.6s infinite; }
@keyframes sparkPulse{ 0%,100%{ opacity:0.2; } 50%{ opacity:1; } }


header{
  position:sticky; top:0; z-index:100;
  background:rgba(14,16,19,0.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; padding:16px 0; gap:20px; }
.brand{ display:flex; align-items:center; gap:12px; }
.brand-logo-chip{
  background:#F1F5F6; padding:6px 16px; border-radius:8px;
  display:inline-flex; align-items:center; transition:transform 0.15s ease;
}
.brand:hover .brand-logo-chip{ transform:translateY(-1px); }
.brand-logo-img{ height:42px; width:auto; display:block; }
.footer-logo-chip{
  background:#F1F5F6; padding:8px 18px; border-radius:8px;
  display:inline-flex; align-items:center; margin-bottom:16px;
}
.footer-logo-img{ height:36px; width:auto; display:block; }
.brand-mark{ width:40px; height:40px; flex-shrink:0; }
.brand-text{ font-family:var(--f-display); font-weight:600; font-size:1.08rem; letter-spacing:0.02em; line-height:1.1; color:var(--paper); }
.brand-text span{
  display:block; font-family:var(--f-mono); font-size:0.58rem; font-weight:500;
  color:var(--mute); letter-spacing:0.14em; text-transform:uppercase; margin-top:3px;
}
nav{ display:flex; align-items:center; gap:8px; }
.nav-links{ display:flex; gap:2px; }
.nav-links a{
  font-family:var(--f-mono); font-size:0.74rem; letter-spacing:0.04em;
  text-transform:uppercase; color:var(--mute); padding:10px 14px;
  border-radius:2px; transition:color 0.15s ease, background 0.15s ease;
}
.nav-links a:hover{ color:var(--paper); background:var(--plate); }
.nav-links a.active{ color:var(--argon); }
.cta-btn{
  background:var(--ember); color:var(--paper); font-family:var(--f-mono);
  font-size:0.74rem; letter-spacing:0.05em; text-transform:uppercase;
  padding:11px 20px; border-radius:2px; white-space:nowrap; margin-left:12px;
  transition:background 0.15s ease, transform 0.15s ease;
  display:inline-block;
}
.cta-btn:hover{ background:#B93A22; transform:translateY(-1px); }
.menu-toggle{ display:none; width:26px; height:20px; position:relative; flex-shrink:0; }
.menu-toggle span{
  position:absolute; left:0; width:100%; height:2px; background:var(--paper);
  transition:transform 0.2s ease, opacity 0.2s ease;
}
.menu-toggle span:nth-child(1){ top:0; }
.menu-toggle span:nth-child(2){ top:9px; }
.menu-toggle span:nth-child(3){ top:18px; }
.menu-toggle.open span:nth-child(1){ transform:translateY(9px) rotate(45deg); }
.menu-toggle.open span:nth-child(2){ opacity:0; }
.menu-toggle.open span:nth-child(3){ transform:translateY(-9px) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn{
  font-family:var(--f-mono); font-size:0.8rem; letter-spacing:0.05em;
  text-transform:uppercase; padding:15px 26px; border-radius:2px;
  display:inline-flex; align-items:center; gap:10px;
  transition:transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn-primary{ background:var(--ember); color:var(--paper); }
.btn-primary:hover{ background:#B93A22; transform:translateY(-1px); }
.btn-outline{ border:1px solid var(--line-strong); color:var(--paper); }
.btn-outline:hover{ border-color:var(--argon); color:var(--argon); transform:translateY(-1px); }
.btn-row{ display:flex; gap:14px; flex-wrap:wrap; }

/* ---------- Eyebrow / headings ---------- */
.eyebrow{
  font-family:var(--f-mono); font-size:0.76rem; letter-spacing:0.16em;
  text-transform:uppercase; display:flex; align-items:center; gap:10px; margin-bottom:18px;
}
.eyebrow::before{ content:''; width:22px; height:2px; }
.eyebrow.ember{ color:var(--ember); } .eyebrow.ember::before{ background:var(--ember); }
.eyebrow.brass{ color:var(--brass); } .eyebrow.brass::before{ background:var(--brass); }
.eyebrow.argon{ color:var(--argon); } .eyebrow.argon::before{ background:var(--argon); }

h1{
  font-family:var(--f-display); font-weight:700;
  font-size:clamp(2.4rem, 5vw, 4.2rem);
  line-height:1.03; letter-spacing:-0.01em; text-transform:uppercase;
  margin-bottom:22px; color:var(--paper);
}
h1 em{ font-style:normal; color:var(--argon); }
h2{
  font-family:var(--f-display); font-weight:600;
  font-size:clamp(1.8rem, 3.2vw, 2.6rem);
  text-transform:uppercase; letter-spacing:-0.005em; max-width:18ch; color:var(--paper);
}
h3{ font-family:var(--f-display); font-weight:600; text-transform:uppercase; letter-spacing:0.01em; color:var(--paper); }
.lead{ font-size:1.1rem; color:var(--mute); max-width:52ch; }

/* ---------- Sections ---------- */
section{ padding:110px 0; border-bottom:1px solid var(--line); position:relative; }
.section-head{ display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:56px; flex-wrap:wrap; }
.section-note{ max-width:38ch; color:var(--mute); font-size:0.98rem; }
.section-dark{ background:var(--ink-raised); }
.section-plate{ background:var(--plate); }

/* ---------- Page header (subpages) ---------- */
.page-header{
  padding:180px 0 70px;
  background:
    radial-gradient(ellipse 900px 500px at 15% 0%, rgba(95,160,196,0.10), transparent),
    var(--ink);
  border-bottom:1px solid var(--line);
  position:relative; overflow:hidden;
}
.page-header .breadcrumb{
  font-family:var(--f-mono); font-size:0.72rem; color:var(--faint);
  letter-spacing:0.04em; margin-bottom:24px; text-transform:uppercase;
}
.page-header .breadcrumb a:hover{ color:var(--argon); }
.page-header h1{ margin-bottom:16px; }

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity 0.7s ease, transform 0.7s ease; }
.reveal.in{ opacity:1; transform:translateY(0); }
.reveal-delay-1{ transition-delay:0.08s; }
.reveal-delay-2{ transition-delay:0.16s; }
.reveal-delay-3{ transition-delay:0.24s; }
.reveal-delay-4{ transition-delay:0.32s; }
.reveal-delay-5{ transition-delay:0.4s; }
.reveal-delay-6{ transition-delay:0.48s; }

/* ---------- Cards: divisions / services ---------- */
.card-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:1px;
  background:var(--line); border:1px solid var(--line);
}
.card-grid.cols-2{ grid-template-columns:repeat(2, 1fr); }
.card-grid.cols-4{ grid-template-columns:repeat(4, 1fr); }
.card{
  background:var(--plate); padding:34px 30px;
  transition:background 0.2s ease, transform 0.2s ease;
  position:relative; overflow:hidden;
}
.card:hover{ background:var(--plate-raised); transform:translateY(-2px); }
.card::before{
  content:''; position:absolute; top:0; left:0; width:100%; height:2px;
  background:var(--line-strong); transition:background 0.2s ease;
}
.card:hover::before{ background:var(--accent, var(--argon)); }
.card.ember{ --accent: var(--ember); }
.card.brass{ --accent: var(--brass); }
.card.argon{ --accent: var(--argon); }
.card-icon{ width:38px; height:38px; margin-bottom:20px; color:var(--accent, var(--argon)); }
.card h3{ font-size:1.05rem; margin-bottom:10px; }
.card p{ font-size:0.9rem; color:var(--mute); }
.card .card-link{
  margin-top:16px; display:inline-flex; align-items:center; gap:6px;
  font-family:var(--f-mono); font-size:0.72rem; text-transform:uppercase;
  letter-spacing:0.05em; color:var(--accent, var(--argon));
}

/* ---------- Division band (large, home page) ---------- */
.division-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:1px;
  background:var(--line); border:1px solid var(--line);
}
.division-card{
  background:var(--plate); padding:44px 36px; display:flex; flex-direction:column; gap:18px;
  transition:background 0.2s ease;
  border-top:3px solid var(--accent);
}
.division-card:hover{ background:var(--plate-raised); }
.division-card.ember{ --accent: var(--ember); }
.division-card.brass{ --accent: var(--brass); }
.division-card.argon{ --accent: var(--argon); }
.division-num{ font-family:var(--f-mono); font-size:0.7rem; letter-spacing:0.1em; color:var(--accent); }
.division-icon{ width:46px; height:46px; color:var(--accent); }
.division-card h3{ font-size:1.3rem; line-height:1.15; }
.division-card p{ color:var(--mute); font-size:0.92rem; flex-grow:1; }
.division-link{
  font-family:var(--f-mono); font-size:0.74rem; letter-spacing:0.06em;
  text-transform:uppercase; color:var(--accent); display:inline-flex; align-items:center; gap:6px;
}

/* ---------- Stats ---------- */
.stats-strip{ background:var(--ink-raised); border-bottom:1px solid var(--line); }
.stats-grid{ display:grid; grid-template-columns:repeat(4, 1fr); padding:44px 0; }
.stat{ text-align:center; border-left:1px solid var(--line); padding:0 16px; }
.stat:first-child{ border-left:none; }
.stat-num{ font-family:var(--f-mono); font-weight:600; font-size:2.4rem; color:var(--argon); }
.stat-label{ font-family:var(--f-mono); font-size:0.68rem; letter-spacing:0.08em; text-transform:uppercase; color:var(--mute); margin-top:8px; }

/* ---------- Process list ---------- */
.process-list{ display:flex; flex-direction:column; }
.process-item{
  display:grid; grid-template-columns:90px 1fr 1.3fr; gap:28px;
  align-items:start; padding:30px 0; border-top:1px solid var(--line);
}
.process-item:last-child{ border-bottom:1px solid var(--line); }
.process-num{ font-family:var(--f-mono); font-size:1.4rem; color:var(--brass); font-weight:600; }
.process-title{ font-family:var(--f-display); font-size:1.15rem; font-weight:600; text-transform:uppercase; padding-top:2px; color:var(--paper); }
.process-desc{ color:var(--mute); font-size:0.95rem; }

/* ---------- Credentials list ---------- */
.credential-list{ list-style:none; }
.credential-list li{ display:flex; gap:16px; padding:20px 0; border-top:1px solid var(--line); }
.credential-list li:last-child{ border-bottom:1px solid var(--line); }
.credential-mark{ font-family:var(--f-mono); color:var(--argon); flex-shrink:0; font-weight:600; }
.credential-text b{ display:block; font-family:var(--f-display); font-weight:600; text-transform:uppercase; font-size:0.98rem; margin-bottom:3px; color:var(--paper); }
.credential-text span{ color:var(--mute); font-size:0.88rem; }

/* ---------- Data plate ---------- */
.plate{ border:1px solid var(--line); background:var(--plate); padding:32px; }
.plate-row{ display:flex; justify-content:space-between; padding:13px 0; border-top:1px dashed var(--line); font-family:var(--f-mono); font-size:0.84rem; gap:16px; }
.plate-row:first-child{ border-top:none; }
.plate-row span:first-child{ color:var(--mute); text-transform:uppercase; letter-spacing:0.05em; font-size:0.72rem; }
.plate-row span:last-child{ font-weight:600; text-align:right; color:var(--paper); }

/* ---------- Testimonials ---------- */
.testimonial-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.testimonial-card{ background:var(--plate); padding:32px 28px; display:flex; flex-direction:column; gap:20px; }
.testimonial-quote{ font-size:1rem; color:var(--paper); font-style:normal; line-height:1.55; }
.testimonial-quote::before{ content:'"'; color:var(--argon); font-family:var(--f-display); font-size:1.4rem; }
.testimonial-attr{ font-family:var(--f-mono); font-size:0.74rem; color:var(--mute); text-transform:uppercase; letter-spacing:0.04em; }

/* ---------- FAQ accordion ---------- */
.faq-list{ border-top:1px solid var(--line); }
.faq-item{ border-bottom:1px solid var(--line); }
.faq-q{
  width:100%; display:flex; justify-content:space-between; align-items:center;
  padding:24px 4px; text-align:left; font-family:var(--f-display);
  font-size:1.02rem; text-transform:uppercase; letter-spacing:0.01em; color:var(--paper);
}
.faq-q .plus{ font-family:var(--f-mono); font-size:1.2rem; color:var(--argon); transition:transform 0.25s ease; flex-shrink:0; margin-left:16px; }
.faq-item.open .faq-q .plus{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height 0.3s ease; }
.faq-a p{ padding:0 4px 24px; color:var(--mute); font-size:0.94rem; max-width:70ch; }

/* ---------- Industries chips ---------- */
.chip-row{ display:flex; flex-wrap:wrap; gap:12px; }
.chip{
  font-family:var(--f-mono); font-size:0.8rem; padding:10px 18px;
  border:1px solid var(--line-strong); border-radius:2px; letter-spacing:0.03em;
  color:var(--mute); display:flex; align-items:center; gap:8px;
}
.chip svg{ width:15px; height:15px; color:var(--argon); }

/* ---------- Filter bar (projects) ---------- */
.filter-bar{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:44px; }
.filter-btn{
  font-family:var(--f-mono); font-size:0.76rem; letter-spacing:0.05em; text-transform:uppercase;
  padding:10px 20px; border:1px solid var(--line-strong); border-radius:2px; color:var(--mute);
  transition:all 0.15s ease;
}
.filter-btn:hover{ color:var(--paper); border-color:var(--paper); }
.filter-btn.active{ background:var(--argon); border-color:var(--argon); color:var(--ink); }

.project-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.project-card{
  background:var(--plate); border:1px solid var(--line); overflow:hidden;
  transition:transform 0.2s ease, border-color 0.2s ease;
}
.project-card:hover{ transform:translateY(-3px); border-color:var(--line-strong); }
.project-media{ aspect-ratio:4/3; background:var(--plate-raised); position:relative; overflow:hidden; }
.project-media svg{ width:100%; height:100%; }
.project-tag{
  position:absolute; top:12px; left:12px; font-family:var(--f-mono); font-size:0.66rem;
  text-transform:uppercase; letter-spacing:0.05em; padding:5px 10px; background:rgba(14,16,19,0.85);
  border:1px solid var(--line-strong); color:var(--paper);
}
.project-body{ padding:22px 24px; }
.project-body h3{ font-size:1rem; margin-bottom:10px; }
.project-meta{ display:flex; flex-direction:column; gap:5px; font-family:var(--f-mono); font-size:0.76rem; color:var(--mute); }

/* ---------- Machinery grid ---------- */
.machine-group{ margin-bottom:60px; }
.machine-group:last-child{ margin-bottom:0; }
.machine-group-title{
  font-family:var(--f-mono); font-size:0.76rem; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--mute); margin-bottom:22px; display:flex; align-items:center; gap:12px;
}
.machine-group-title::after{ content:''; flex-grow:1; height:1px; background:var(--line); }
.machine-grid{ display:grid; grid-template-columns:repeat(4, 1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.machine-card{ background:var(--plate); padding:24px 20px; display:flex; align-items:center; gap:14px; }
.machine-icon{ width:30px; height:30px; color:var(--brass); flex-shrink:0; }
.machine-card span{ font-family:var(--f-mono); font-size:0.84rem; color:var(--paper); }

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg, var(--ink-raised), var(--plate));
  text-align:center; padding:100px 0;
}
.cta-band h2{ max-width:none; margin:0 auto 18px; }
.cta-band p{ color:var(--mute); max-width:50ch; margin:0 auto 36px; }
.cta-band .btn-row{ justify-content:center; }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:60px; }
.contact-card{ border:1px solid var(--line); padding:32px; background:var(--plate); }
.contact-card h3{ font-size:1rem; margin-bottom:20px; }
.phone-line{ display:flex; align-items:center; justify-content:space-between; padding:15px 0; border-top:1px solid var(--line); font-family:var(--f-mono); }
.phone-line:first-of-type{ border-top:none; }
.phone-line a{ font-size:1.1rem; font-weight:600; color:var(--paper); }
.phone-line a:hover{ color:var(--argon); }
.phone-tag{ font-size:0.68rem; color:var(--mute); text-transform:uppercase; letter-spacing:0.06em; }
.whatsapp-btn{ margin-top:22px; width:100%; justify-content:center; }

.location-grid{ display:grid; grid-template-columns:1.1fr 0.9fr; gap:1px; background:var(--line); border:1px solid var(--line); }
.location-map{ background:var(--plate); min-height:380px; }
.location-map iframe{ width:100%; height:100%; min-height:380px; border:0; display:block; filter:invert(0.92) hue-rotate(180deg) grayscale(0.3) contrast(0.9); }
.location-details{ background:var(--plate-raised); padding:36px; display:flex; flex-direction:column; gap:22px; justify-content:center; }
.location-row{ display:flex; gap:14px; align-items:flex-start; }
.location-icon{ width:20px; height:20px; flex-shrink:0; color:var(--ember); margin-top:2px; }
.location-row b{ display:block; font-family:var(--f-display); font-weight:600; text-transform:uppercase; font-size:0.8rem; letter-spacing:0.04em; color:var(--mute); margin-bottom:4px; }
.location-row span, .location-row a{ font-size:0.95rem; color:var(--paper); }
.location-row a:hover{ color:var(--argon); }

/* ---------- Enquiry form (static — mailto) ---------- */
.form-grid{ display:grid; gap:16px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-field{ display:flex; flex-direction:column; gap:8px; }
.form-field label{ font-family:var(--f-mono); font-size:0.72rem; text-transform:uppercase; letter-spacing:0.05em; color:var(--mute); }
.form-field input, .form-field select, .form-field textarea{
  background:var(--plate-raised); border:1px solid var(--line-strong); color:var(--paper);
  padding:13px 14px; font-family:var(--f-body); font-size:0.94rem; border-radius:2px;
}
.form-field textarea{ min-height:110px; resize:vertical; }
.form-note{ font-family:var(--f-mono); font-size:0.72rem; color:var(--faint); margin-top:6px; }

/* ---------- Footer ---------- */
footer{ background:#08090B; padding:60px 0 30px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:40px; border-bottom:1px solid var(--line); }
.footer-brand{ display:flex; align-items:center; gap:10px; margin-bottom:16px; }
.footer-brand .brand-mark{ width:32px; height:32px; }
.footer-brand span{ font-family:var(--f-display); font-weight:600; font-size:1rem; color:var(--paper); }
.footer-col p{ color:var(--faint); font-size:0.86rem; max-width:32ch; }
.footer-col h4{ font-family:var(--f-mono); font-size:0.7rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--mute); margin-bottom:16px; }
.footer-col ul li{ margin-bottom:10px; }
.footer-col ul li a{ color:var(--faint); font-size:0.88rem; }
.footer-col ul li a:hover{ color:var(--argon); }
.footer-bottom{ display:flex; justify-content:space-between; padding-top:26px; flex-wrap:wrap; gap:12px; }
.footer-bottom p{ font-family:var(--f-mono); font-size:0.72rem; color:var(--faint); }

/* ---------- Floating WhatsApp button ---------- */
.whatsapp-float{
  position:fixed; bottom:24px; right:24px; z-index:200;
  width:56px; height:56px; border-radius:50%;
  background:#25D366; display:flex; align-items:center; justify-content:center;
  box-shadow:0 4px 18px rgba(0,0,0,0.35);
  transition:transform 0.2s ease;
}
.whatsapp-float:hover{ transform:scale(1.08); }
.whatsapp-float svg{ width:28px; height:28px; }
@media (max-width: 720px){
  .whatsapp-float{ bottom:18px; right:18px; width:50px; height:50px; }
  .whatsapp-float svg{ width:25px; height:25px; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .division-grid, .card-grid, .card-grid.cols-4, .testimonial-grid, .project-grid{ grid-template-columns:repeat(2, 1fr); }
  .machine-grid{ grid-template-columns:repeat(2, 1fr); }
  .stats-grid{ grid-template-columns:repeat(2, 1fr); }
  .stat:nth-child(odd){ border-left:none; }
  .stat:nth-child(1), .stat:nth-child(2){ border-top:none; }
  .stat{ border-top:1px solid var(--line); padding-top:20px; }
  .hero-grid, .why-grid, .area-grid, .contact-grid, .location-grid, .footer-grid{ grid-template-columns:1fr; }
  .footer-grid{ gap:32px; }
  .process-item{ grid-template-columns:50px 1fr; }
  .process-desc{ grid-column:2/3; }
  .form-row{ grid-template-columns:1fr; }
}
@media (max-width: 720px){
  .nav-links, .utility-inner{ display:none; }
  .menu-toggle{ display:block; }
  nav.mobile-open .nav-links{
    display:flex; flex-direction:column; position:fixed; top:73px; left:0; right:0;
    background:var(--ink); padding:16px 24px; border-bottom:1px solid var(--line); gap:2px;
  }
  .division-grid, .card-grid, .card-grid.cols-4, .testimonial-grid, .project-grid, .machine-grid{ grid-template-columns:1fr; }
  .stats-grid{ grid-template-columns:1fr 1fr; }
  section{ padding:70px 0; }
  .page-header{ padding:140px 0 50px; }
  h1{ font-size:2.1rem; }
}

@media (max-width: 480px){
  .cta-btn{ display:none; }
}