/* ===================================================================
   Sri S K Industries — design tokens
   Navy + red drawn from the SK pack mark; gold for trade warmth;
   lime + blue as category accents for dishwash / home care.
=================================================================== */
:root{
  --navy:        #16234A;
  --navy-deep:   #0A1226;
  --red:         #C1272D;
  --gold:        #E8A317;
  --cream:       #FBF6EC;
  --cream-2:     #F3ECDC;
  --ink:         #1D1A14;
  --lime:        #5E8F2E;
  --blue:        #2E6DA4;
  --radius:      14px;
  --wrap:        1180px;
  --shadow:      0 18px 40px -18px rgba(10,18,38,.35);
  --font-display:'Montserrat', sans-serif;
  --font-body:   'Roboto', sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--cream);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
.wrap{ max-width:var(--wrap); margin:0 auto; padding:0 28px; }

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.08;
  margin:0;
  text-transform:uppercase;
}

:focus-visible{ outline:3px solid var(--gold); outline-offset:3px; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 26px;
  border-radius:999px;
  font-weight:700;
  font-size:.95rem;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--red); color:#fff; box-shadow:0 10px 24px -8px rgba(193,39,45,.55); }
.btn-primary:hover{ background:#a91f24; }
.btn-ghost{ background:transparent; border-color:var(--navy); color:var(--navy); }
.btn-ghost:hover{ background:var(--navy); color:#fff; }
.btn-block{ width:100%; }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(251,246,236,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(22,35,74,.1);
}
.header-inner{
  display:flex; align-items:center; gap:24px;
  padding-top:12px; padding-bottom:12px;
}
.brand{ display:flex; align-items:center; gap:12px; margin-right:auto; }
.brand-mark{ width:44px; height:44px; object-fit:cover; border-radius:10px; box-shadow:var(--shadow); }
.brand-mark--small{ width:34px; height:34px; border-radius:8px; }
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-text strong{ font-family:var(--font-display); font-size:1.05rem; letter-spacing:.02em; text-transform:uppercase; color:var(--navy); }
.brand-text em{ font-style:normal; font-size:.72rem; color:var(--red); font-weight:700; letter-spacing:.03em; }

.main-nav{ display:flex; gap:28px; }
.main-nav a{ font-weight:600; font-size:.95rem; color:var(--navy); position:relative; padding:6px 0; }
.main-nav a::after{
  content:''; position:absolute; left:0; right:0; bottom:0; height:2px;
  background:var(--red); transform:scaleX(0); transform-origin:left;
  transition:transform .2s ease;
}
.main-nav a:hover::after{ transform:scaleX(1); }

.nav-cta{ font-size:.85rem; padding:11px 20px; }

.nav-toggle{
  display:none; flex-direction:column; gap:5px; width:34px; background:none; border:none; cursor:pointer; padding:6px;
}
.nav-toggle span{ height:3px; border-radius:2px; background:var(--navy); }

/* ---------- hero ---------- */
.hero{ padding:64px 0 40px; overflow:hidden; }
.hero-inner{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  font-weight:800; letter-spacing:.08em; text-transform:uppercase;
  color:var(--red); font-size:.8rem; margin:0 0 14px;
}
.hero h1{ font-size:clamp(2.6rem, 5.4vw, 4.4rem); color:var(--navy); }
.hero h1 span{ color:var(--red); }
.hero-sub{ max-width:52ch; margin:22px 0 30px; font-size:1.08rem; color:#3b3527; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:40px; }

.hero-stats{
  display:grid; grid-template-columns:repeat(3,auto); gap:28px;
  border-top:1px solid rgba(22,35,74,.15); padding-top:22px;
}
.hero-stats strong{ display:block; font-family:var(--font-display); font-size:1.3rem; color:var(--navy); text-transform:uppercase; }
.hero-stats span{ font-size:.82rem; color:#5b5544; }

.hero-art{
  position:relative;
  border-radius:22px;
  overflow:hidden;
  box-shadow:var(--shadow);
  background:var(--cream-2);
}
.hero-art img{ width:100%; height:100%; object-fit:cover; }

/* ---------- trade route strip (signature) ---------- */
.route{ background:var(--navy); padding:34px 0 42px; color:#fff; }
.route-label{
  text-align:center; text-transform:uppercase; letter-spacing:.14em;
  font-size:.72rem; font-weight:700; color:var(--gold); margin:0 0 26px;
}
.route-strip{
  display:flex; align-items:flex-start; justify-content:space-between;
  gap:6px;
}
.route-stop{
  flex:1 1 0; display:flex; flex-direction:column; align-items:center;
  text-align:center; position:relative; padding-top:22px; min-width:0;
}
.route-dot{
  position:absolute; top:0; left:50%; transform:translateX(-50%);
  width:14px; height:14px; border-radius:50%;
  background:var(--gold); box-shadow:0 0 0 5px rgba(232,163,23,.18);
}
.route-stop--end .route-dot{ background:var(--red); box-shadow:0 0 0 5px rgba(193,39,45,.2); }
.route-stop strong{ font-family:var(--font-display); font-size:.92rem; text-transform:uppercase; letter-spacing:.02em; margin-bottom:4px; }
.route-stop span{ font-size:.76rem; color:#c4cbe0; }
.route-line{
  flex:0 0 auto; width:100%; max-width:70px; height:2px; background:rgba(255,255,255,.25);
  margin-top:7px; align-self:flex-start;
}

/* ---------- section headings, shared ---------- */
.section-eyebrow{
  font-weight:800; text-transform:uppercase; letter-spacing:.1em;
  color:var(--red); font-size:.78rem; margin:0 0 12px;
}
.section-eyebrow--light{ color:var(--gold); }
.section-title{ font-size:clamp(1.9rem,3.4vw,2.7rem); color:var(--navy); max-width:18ch; }
.section-title--light{ color:#fff; }

/* ---------- products ---------- */
.products{ padding:88px 0; }
.products > .wrap > .section-title{ margin-bottom:52px; }

.cat-block{ margin-bottom:56px; }
.cat-block:last-child{ margin-bottom:0; }
.cat-head{
  display:flex; align-items:baseline; gap:18px; flex-wrap:wrap;
  border-bottom:2px solid var(--navy); padding-bottom:12px; margin-bottom:26px;
}
.cat-head h3{ font-size:1.5rem; color:var(--navy); }
.cat-head p{ margin:0; color:#5b5544; font-size:.95rem; max-width:46ch; }

.product-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:22px;
}
.product-grid--dish{ grid-template-columns:repeat(2,minmax(0,1fr)); max-width:640px; }
.product-grid--single{ grid-template-columns:minmax(0,320px); }

.product-card{
  background:#fff; border-radius:var(--radius); padding:18px 18px 22px;
  box-shadow:0 12px 28px -18px rgba(22,35,74,.35);
  border:1px solid rgba(22,35,74,.08);
  transition:transform .18s ease, box-shadow .18s ease;
}
.product-card:hover{ transform:translateY(-5px); box-shadow:0 18px 34px -16px rgba(22,35,74,.4); }
.product-image{
  border-radius:10px; overflow:hidden; aspect-ratio:1/1;
  background:var(--cream-2); margin-bottom:14px;
}
.product-image img{ width:100%; height:100%; object-fit:cover; }
.product-card h4{ font-size:1.05rem; color:var(--navy); text-transform:none; letter-spacing:0; font-family:var(--font-body); font-weight:800; }
.product-card p{ margin:4px 0 10px; color:#6b6455; font-size:.88rem; }
.tag{
  display:inline-block; font-size:.72rem; font-weight:700; letter-spacing:.02em;
  background:rgba(193,39,45,.1); color:var(--red); padding:5px 11px; border-radius:999px;
}
.tag--lime{ background:rgba(94,143,46,.14); color:var(--lime); }
.tag--blue{ background:rgba(46,109,164,.12); color:var(--blue); }

/* ---------- why ---------- */
.why{ background:var(--navy); color:#eef0f7; padding:96px 0; }
.why-inner{ display:grid; grid-template-columns:1.15fr .85fr; gap:60px; align-items:center; }
.why-lead{ font-size:1.06rem; max-width:52ch; color:#d3d8ea; margin:18px 0 32px; }
.why-list{ display:flex; flex-direction:column; gap:22px; }
.why-list li{ padding-left:22px; border-left:3px solid var(--gold); }
.why-list strong{ display:block; font-size:1.05rem; margin-bottom:4px; color:#fff; }
.why-list span{ font-size:.92rem; color:#c4cbe0; }
.why-art{ border-radius:18px; overflow:hidden; box-shadow:0 24px 50px -20px rgba(0,0,0,.55); }

/* ---------- network ---------- */
.network{ padding:96px 0; text-align:center; }
.network .section-title{ margin:0 auto 18px; }
.network-lead{ max-width:62ch; margin:0 auto 48px; color:#5b5544; font-size:1.02rem; }
.network-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:26px; text-align:left; margin-bottom:44px; }
.network-card{
  background:#fff; border-radius:var(--radius); padding:30px 28px;
  box-shadow:0 14px 30px -18px rgba(22,35,74,.3);
  border-top:5px solid var(--navy);
}
.network-card--expanding{ border-top-color:var(--gold); }
.network-status{
  display:inline-block; font-size:.72rem; font-weight:800; letter-spacing:.08em;
  text-transform:uppercase; color:#fff; background:var(--navy);
  padding:4px 12px; border-radius:999px; margin-bottom:14px;
}
.network-card--expanding .network-status{ background:var(--gold); color:var(--navy); }
.network-card h3{ font-size:1.4rem; color:var(--navy); margin-bottom:10px; }
.network-card p{ margin:0; color:#5b5544; font-size:.94rem; }
.network-cta p{ font-weight:700; color:var(--navy); margin:0 0 18px; }

/* ---------- contact ---------- */
.contact{ background:var(--navy-deep); color:#fff; padding:96px 0; }
.contact-inner{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:start; }
.contact-details{ margin-top:30px; display:flex; flex-direction:column; gap:16px; }
.contact-details li{ display:flex; flex-direction:column; border-left:3px solid var(--gold); padding-left:16px; }
.contact-details strong{ font-size:.8rem; text-transform:uppercase; letter-spacing:.05em; color:var(--gold); }
.contact-details span{ font-size:1rem; color:#e5e8f2; }

.contact-form{
  background:#fff; border-radius:18px; padding:32px;
  box-shadow:0 24px 50px -18px rgba(0,0,0,.5);
  display:flex; flex-direction:column; gap:16px;
}
.contact-form label{ display:flex; flex-direction:column; gap:6px; font-size:.85rem; font-weight:700; color:var(--navy); }
.contact-form input, .contact-form select, .contact-form textarea{
  font-family:var(--font-body); font-size:1rem; padding:12px 14px;
  border-radius:9px; border:1.5px solid #d8d3c4; background:var(--cream);
  color:var(--ink); resize:vertical;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus{ border-color:var(--red); }
.form-note{ font-size:.78rem; color:#8a8471; margin:2px 0 0; }

/* ---------- footer ---------- */
.site-footer{ background:var(--navy-deep); border-top:1px solid rgba(255,255,255,.08); padding:26px 0; }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.footer-brand{ display:flex; align-items:center; gap:10px; color:#fff; font-weight:700; }
.footer-note{ margin:0; color:#8189a6; font-size:.82rem; }

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-art{ order:-1; }
  .why-inner{ grid-template-columns:1fr; }
  .why-art{ order:-1; }
  .contact-inner{ grid-template-columns:1fr; }
  .network-grid{ grid-template-columns:1fr; }
  .product-grid{ grid-template-columns:repeat(2,1fr); }
  .route-strip{ flex-wrap:wrap; row-gap:26px; }
  .route-line{ display:none; }
  .route-stop{ flex:1 1 40%; }
}

@media (max-width:720px){
  .main-nav, .nav-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .header-inner{ position:relative; }
  .main-nav.open{
    display:flex; flex-direction:column; gap:0; position:absolute;
    top:100%; left:0; right:0; background:var(--cream); padding:10px 28px 18px;
    border-bottom:1px solid rgba(22,35,74,.1);
  }
  .main-nav.open a{ padding:12px 0; border-bottom:1px solid rgba(22,35,74,.08); }
  .hero{ padding:40px 0 32px; }
  .hero-stats{ grid-template-columns:1fr; gap:14px; }
  .product-grid{ grid-template-columns:1fr 1fr; gap:14px; }
  .products, .why, .network, .contact{ padding:64px 0; }
}

@media (max-width:480px){
  .product-grid{ grid-template-columns:1fr 1fr; }
  .cat-head{ flex-direction:column; align-items:flex-start; }
}

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