/* ============================================================
   NEC — Brand stylesheet
   Palette: Newmatic Red #C62127 | Deep Red #9E1A1F | Charcoal
   #1A1A1A | Near White #F8F8F8 | Steel Grey #7A7A7A
   Type: Outfit (display/body) + Space Grotesk (technical labels)
   Radius: 0–2px (industrial, sharp)
   ============================================================ */

:root {
  --red: #C62127;
  --red-deep: #9E1A1F;
  --charcoal: #1A1A1A;
  --near-white: #F8F8F8;
  --steel: #7A7A7A;
  --line: #E2E2E2;
  --font-main: 'Outfit', 'Helvetica Neue', Arial, sans-serif;
  --font-tech: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  font-weight: 400;
  color: var(--charcoal);
  background: var(--near-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.2; color: var(--charcoal); }
h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { color: #444; }

.tech-label {
  font-family: var(--font-tech);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--red);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.tech-label::before {
  content: ""; width: 28px; height: 2px;
  background: var(--red); display: inline-block;
}

.section { padding: 5rem 0; }
.section-head { max-width: 640px; margin-bottom: 2.75rem; }
.section-head h2 { margin: 0.6rem 0 1rem; }
.section-head p { color: var(--steel); }
.container { width: min(1180px, 92%); margin: 0 auto; }

/* ---------- Buttons (brand: red bg, near-white text, sharp) ---------- */
.btn {
  display: inline-block;
  background: var(--red); color: var(--near-white);
  font-family: var(--font-main); font-weight: 700; font-size: 0.95rem;
  padding: 0.85rem 1.9rem;
  border: 2px solid var(--red); border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.btn:hover { background: var(--red-deep); border-color: var(--red-deep); }
.btn--ghost { background: transparent; color: var(--red); }
.btn--ghost:hover { color: var(--near-white); }
.btn--light { background: var(--near-white); color: var(--red); border-color: var(--near-white); }
.btn--light:hover { background: #fff; color: var(--red-deep); border-color: #fff; }

/* ---------- Topbar ---------- */
.topbar { background: var(--charcoal); color: var(--near-white); font-family: var(--font-tech); font-size: 0.82rem; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; min-height: 40px; gap: 1rem; flex-wrap: wrap; }
.topbar a { color: var(--near-white); }
.topbar a:hover { color: var(--red); }
.topbar .social { display: flex; gap: 1rem; }

/* ---------- Header / nav ---------- */
.site-header { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 100; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; min-height: 78px; gap: 1.5rem; }
.brand-logo img { height: 52px; width: auto; }

.nav { display: flex; align-items: center; gap: 0.25rem; }
.nav > li { position: relative; }
.nav > li > a {
  display: block; padding: 0.55rem 0.95rem;
  font-weight: 600; font-size: 0.95rem;
  border-bottom: 2px solid transparent;
}
.nav > li > a:hover, .nav > li > a.active { color: var(--red); border-bottom-color: var(--red); }

.has-mega:hover .mega { visibility: visible; opacity: 1; transform: translate(-50%, 0); }
.mega {
  position: absolute; left: 50%; top: 100%;
  transform: translate(-50%, 8px);
  width: 640px; background: #fff;
  border: 1px solid var(--line); border-top: 2px solid var(--red);
  padding: 1.25rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.15rem 1.5rem;
  visibility: hidden; opacity: 0;
  transition: 0.18s ease; z-index: 200;
  box-shadow: 0 12px 30px rgba(26,26,26,0.10);
}
.mega a { padding: 0.5rem 0.25rem; font-size: 0.92rem; font-weight: 500; border-bottom: 1px solid var(--line); }
.mega a:hover { color: var(--red); }

.nav-toggle { display: none; background: none; border: 1px solid var(--line); padding: 0.5rem 0.7rem; cursor: pointer; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--charcoal); margin: 5px 0; }

@media (max-width: 1024px) {
  .nav-toggle { display: block; }
  .nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; padding: 0.75rem 4%;
  }
  .nav.open { display: flex; }
  .mega {
    position: static; transform: none; visibility: visible; opacity: 1;
    width: 100%; box-shadow: none; border: none; display: none; padding: 0 0 0 1rem;
  }
  .has-mega.open .mega { display: grid; }
  .header-cta { display: none; }
}

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--charcoal); color: var(--near-white); overflow: hidden; }
.hero-slides { position: relative; min-height: 540px; }
.hero-slide {
  position: absolute; inset: 0; display: flex; align-items: center;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 0.9s ease;
}
.hero-slide.active { opacity: 1; }
.hero-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(26,26,26,0.88) 0%, rgba(26,26,26,0.55) 55%, rgba(26,26,26,0.25) 100%);
}
.hero-slide .container { position: relative; z-index: 2; padding: 6rem 0; }
.hero h1 { color: var(--near-white); max-width: 640px; }
.hero p { color: #d9d9d9; max-width: 540px; margin: 1.1rem 0 2rem; }
.hero .tech-label { color: #fff; }
.hero-nav { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); display: flex; gap: 0.6rem; z-index: 3; }
.hero-nav button { width: 34px; height: 4px; border: none; cursor: pointer; background: rgba(248,248,248,0.4); }
.hero-nav button.active { background: var(--red); }
@media (max-width: 768px) { .hero-slides { min-height: 460px; } }

/* ---------- Stats strip ---------- */
.stats { background: var(--red); color: var(--near-white); }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; }
.stat { text-align: center; padding: 2.4rem 1rem; border-right: 1px solid rgba(248,248,248,0.25); }
.stat:last-child { border-right: none; }
.stat b { display: block; font-size: 2.6rem; font-weight: 800; line-height: 1; }
.stat span { font-family: var(--font-tech); font-weight: 300; font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; }
@media (max-width: 768px) {
  .stats .container { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
}

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: 2px;
  overflow: hidden; transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--red); box-shadow: 0 14px 30px rgba(26,26,26,0.10); transform: translateY(-3px); }
.card img { width: 100%; height: 220px; object-fit: cover; background: #eee; }
.card-body { padding: 1.4rem; }
.card-body .cat { font-family: var(--font-tech); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--steel); }
.card-body h3 { margin: 0.35rem 0 0.6rem; font-size: 1.08rem; }
.card-body h3 a:hover { color: var(--red); }
.card-body p { font-size: 0.92rem; color: #555; }

/* ---------- Why us / features ---------- */
.feature { background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--red); border-radius: 2px; padding: 2rem 1.6rem; }
.feature h3 { margin: 0.9rem 0 0.7rem; }
.feature p { font-size: 0.94rem; }
.feature .ico { font-size: 1.8rem; color: var(--red); font-family: var(--font-tech); font-weight: 700; }

/* ---------- About split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.checklist li { padding: 0.4rem 0 0.4rem 1.8rem; position: relative; border-bottom: 1px solid var(--line); font-weight: 500; }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--red); font-weight: 800; }

/* ---------- Testimonials ---------- */
.quote { background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--red); border-radius: 2px; padding: 1.8rem; }
.quote p { font-size: 0.95rem; }
.quote .who { margin-top: 1.1rem; font-family: var(--font-tech); }
.quote .who b { display: block; color: var(--charcoal); }
.quote .who span { font-size: 0.8rem; color: var(--steel); font-weight: 300; }
.stars { color: var(--red); letter-spacing: 2px; margin-bottom: 0.6rem; }

/* ---------- CTA band ---------- */
.cta { background: var(--charcoal); color: var(--near-white); text-align: center; }
.cta h2 { color: var(--near-white); }
.cta p { color: #cfcfcf; max-width: 560px; margin: 1rem auto 2rem; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { background: var(--charcoal); color: var(--near-white); padding: 4.2rem 0; background-size: cover; background-position: center; position: relative; }
.page-hero::after { content: ""; position: absolute; inset: 0; background: rgba(26,26,26,0.75); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: var(--near-white); }
.breadcrumb { font-family: var(--font-tech); font-size: 0.82rem; letter-spacing: 0.06em; color: #cfcfcf; margin-top: 0.7rem; }
.breadcrumb a:hover { color: var(--red); }

/* ---------- Forms ---------- */
.form { display: grid; gap: 1.1rem; background: #fff; border: 1px solid var(--line); border-radius: 2px; padding: 2rem; }
.form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 640px) { .form .row2 { grid-template-columns: 1fr; } }
.form label { display: block; font-family: var(--font-tech); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--charcoal); margin-bottom: 0.35rem; }
.form input, .form select, .form textarea {
  width: 100%; padding: 0.75rem 0.9rem;
  font-family: var(--font-main); font-size: 0.95rem;
  border: 1px solid var(--line); border-radius: 2px; background: var(--near-white);
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--red); }
.form .note { font-size: 0.85rem; color: var(--steel); }
.form-msg { padding: 0.85rem 1rem; border-radius: 2px; font-size: 0.9rem; display: none; }
.form-msg.ok { display: block; background: #e8f5e9; color: #1b5e20; border: 1px solid #a5d6a7; }
.form-msg.err { display: block; background: #fdecea; color: var(--red-deep); border: 1px solid #f5b5b7; }

/* ---------- Contact ---------- */
.contact-card { background: var(--charcoal); color: var(--near-white); padding: 2rem; border-radius: 2px; }
.contact-card h3 { color: var(--near-white); margin-bottom: 1.2rem; }
.contact-card li { padding: 0.65rem 0; border-bottom: 1px solid #333; font-size: 0.95rem; }
.contact-card li:last-child { border-bottom: none; }
.contact-card a:hover { color: var(--red); }

/* ---------- Product detail ---------- */
.product-detail { display: grid; grid-template-columns: 1.1fr 1fr; gap: 2.5rem; align-items: start; }
@media (max-width: 900px) { .product-detail { grid-template-columns: 1fr; } }
.product-detail .photo { border: 1px solid var(--line); border-radius: 2px; overflow: hidden; background: #fff; }
.product-detail .photo img { width: 100%; object-fit: cover; }
.spec { border-top: 2px solid var(--red); margin: 1.5rem 0; }
.spec li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.6rem 0; border-bottom: 1px solid var(--line); font-family: var(--font-tech); font-size: 0.88rem; }
.spec li span:first-child { color: var(--steel); }

/* ---------- Footer ---------- */
.site-footer { background: var(--charcoal); color: #b9b9b9; padding: 4rem 0 0; }
.site-footer .grid { padding-bottom: 3rem; }
.site-footer h4 { color: var(--near-white); font-size: 1rem; margin-bottom: 1.2rem; font-weight: 700; }
.site-footer li { margin-bottom: 0.55rem; font-size: 0.92rem; }
.site-footer a:hover { color: var(--red); }
.site-footer .about-txt { font-size: 0.92rem; margin-top: 1rem; max-width: 320px; }
.copyright { border-top: 1px solid #333; padding: 1.4rem 0; text-align: center; font-family: var(--font-tech); font-size: 0.8rem; color: #8f8f8f; }

/* ---------- Floating WhatsApp ---------- */
.whatsapp-fab {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 90;
  width: 52px; height: 52px; border-radius: 2px; overflow: hidden;
  background: transparent; border: none;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.2s ease;
}
.whatsapp-fab img { width: 46px; height: 46px; object-fit: contain; }
.whatsapp-fab:hover { transform: scale(1.08); }


/* ---------- Products page: filter + search ---------- */
.cat-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; margin-bottom: 2.2rem; }
.cat-bar a {
  font-family: var(--font-tech); font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.04em; padding: 0.5rem 1rem;
  border: 1px solid var(--line); border-radius: 2px; background: #fff;
}
.cat-bar a:hover { border-color: var(--red); color: var(--red); }
.cat-bar a.active { background: var(--red); border-color: var(--red); color: var(--near-white); }
#product-search {
  margin-left: auto; padding: 0.55rem 0.9rem; font-family: var(--font-main);
  font-size: 0.9rem; border: 1px solid var(--line); border-radius: 2px; min-width: 220px;
}
#product-search:focus { outline: none; border-color: var(--red); }
@media (max-width: 700px) { #product-search { margin-left: 0; width: 100%; } }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============================================================
   MOTION & VISUAL ENHANCEMENTS
   ============================================================ */

/* Smooth anchor scrolling */
html { scroll-behavior: smooth; }

/* Staggered reveal cascade (grids of cards, quotes) */
.grid > .reveal:nth-child(2), .cards > .reveal:nth-child(2) { transition-delay: 0.08s; }
.grid > .reveal:nth-child(3), .cards > .reveal:nth-child(3) { transition-delay: 0.16s; }
.grid > .reveal:nth-child(4), .cards > .reveal:nth-child(4) { transition-delay: 0.24s; }
.grid > .reveal:nth-child(5), .cards > .reveal:nth-child(5) { transition-delay: 0.10s; }
.grid > .reveal:nth-child(6), .cards > .reveal:nth-child(6) { transition-delay: 0.18s; }
.grid > .reveal:nth-child(7), .cards > .reveal:nth-child(7) { transition-delay: 0.26s; }
.grid > .reveal:nth-child(8), .cards > .reveal:nth-child(8) { transition-delay: 0.32s; }
.grid > .reveal:nth-child(9), .cards > .reveal:nth-child(9) { transition-delay: 0.12s; }
.reveal.in { will-change: auto; }

/* Header: gains shadow + slight shrink once page is scrolled */
.site-header { transition: box-shadow 0.3s ease, padding 0.3s ease; }
.site-header.scrolled { box-shadow: 0 6px 24px rgba(26,26,26,0.10); }
.site-header .container { transition: transform 0.3s ease; }

/* Cards: image zoom + stronger lift on hover */
.card { overflow: hidden; }
.card img { transition: transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1); }
.card:hover img { transform: scale(1.07); }
.card:hover { transform: translateY(-6px); box-shadow: 0 18px 38px rgba(26,26,26,0.13); }
.card h3 a { transition: color 0.25s ease; }
.card .cat { transition: color 0.25s ease; }
.card:hover .cat { color: var(--red); }

/* Buttons: tactile press + faster response */
.btn { transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s ease, box-shadow 0.2s ease; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(198,33,39,0.28); }
.btn:active { transform: translateY(1px); box-shadow: none; }

/* Hero: text rises & fades in per slide */
.hero-slide .container { opacity: 0; transform: translateY(24px); }
.hero-slide.active .container { animation: heroRise 0.9s cubic-bezier(0.22, 0.61, 0.36, 1) 0.15s forwards; }
@keyframes heroRise {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: none; }
}

/* Stats: subtle hover lift + divider glow */
.stat { transition: background 0.3s ease, transform 0.3s ease; }
.stat:hover { background: rgba(248,248,248,0.12); transform: translateY(-4px); }

/* Testimonial quotes: lift on hover */
.quote { transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease; }
.quote:hover { transform: translateY(-5px); box-shadow: 0 14px 30px rgba(26,26,26,0.10); border-left-width: 5px; }

/* Nav links: animated underline */
.nav > li > a { position: relative; }
.nav > li > a::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 2px; width: 100%;
  background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform 0.25s ease;
}
.nav > li > a:hover::after, .nav > li > a.active::after { transform: scaleX(1); }

/* Category filter chips: smooth active slide */
.cat-bar a { transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s; }
.cat-bar a:hover { transform: translateY(-2px); }

/* Scroll-to-top button */
.scroll-top {
  position: fixed; right: 1.4rem; bottom: 5.4rem; z-index: 95;
  width: 44px; height: 44px; border-radius: 2px; border: none; cursor: pointer;
  background: var(--charcoal); color: var(--near-white); font-size: 1.15rem; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s, background 0.2s;
  box-shadow: 0 6px 18px rgba(26,26,26,0.25);
}
.scroll-top.show { opacity: 1; visibility: visible; transform: none; }
.scroll-top:hover { background: var(--red); }

/* Product detail: photo entrance */
.product-detail .photo img { animation: heroRise 0.8s ease both; }

/* Footer links: color transition */
.site-footer a { transition: color 0.2s ease, padding-left 0.2s ease; }
.site-footer a:hover { padding-left: 4px; }

/* ---------- Landing pages ---------- */
.landing-hero { background: var(--near-white); padding: 4.5rem 0 4rem; border-bottom: 1px solid var(--line); }
.landing-hero .container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: center; }
.landing-hero .tech-label { margin-bottom: 0.9rem; }
.landing-hero h1 { font-size: clamp(1.9rem, 4vw, 3rem); font-weight: 800; line-height: 1.12; margin: 0 0 1rem; }
.landing-hero .caption { font-family: var(--font-tech); font-size: 1.12rem; color: var(--steel); margin-bottom: 1.1rem; }
.landing-hero .desc { color: #444; font-size: 1rem; line-height: 1.7; margin-bottom: 1.8rem; }
.landing-hero img.lp-img {
  width: 100%; height: 420px; object-fit: cover; border-radius: 2px;
  border: 1px solid var(--line); box-shadow: 0 22px 50px rgba(26,26,26,0.14);
}
.landing-form-section { padding: 4rem 0; }
.landing-form-section h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); font-weight: 800; margin-bottom: .4rem; }
.landing-form-wrap { max-width: 720px; margin: 2.2rem auto 0; background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--red); border-radius: 2px; padding: 2.2rem; box-shadow: 0 14px 34px rgba(26,26,26,0.08); }
.landing-form-wrap form { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.2rem; }
.landing-form-wrap .full { grid-column: 1 / -1; }
.landing-form-wrap label { display: block; font-family: var(--font-tech); font-size: .72rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--steel); margin-bottom: .35rem; }
.landing-form-wrap input, .landing-form-wrap select, .landing-form-wrap textarea {
  width: 100%; padding: .75rem .85rem; border: 1px solid var(--line); border-radius: 2px;
  font-family: var(--font-body); font-size: .95rem; background: #fff; box-sizing: border-box;
}
.landing-form-wrap input:focus, .landing-form-wrap select:focus, .landing-form-wrap textarea:focus { outline: none; border-color: var(--red); }
.landing-form-wrap textarea { resize: vertical; min-height: 110px; }
@media (max-width: 900px) {
  .landing-hero .container { grid-template-columns: 1fr; }
  .landing-hero img.lp-img { height: 300px; }
  .landing-form-wrap form { grid-template-columns: 1fr; }
}

/* WhatsApp FAB: transparent (no red box) */

/* Reduced-motion: switch everything off */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}