/* ===================== ROOT / RESET ===================== */
:root {
  --black: #14140f;
  --dark: #1c1c1a;
  --orange: #ff780c;
  --orange-dark: #e0670a;
  --gray: #6b7280;
  --light-bg: #f6f5f2;
  --border: #e7e5e0;
  --white: #ffffff;
  --font-head: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --container: 1180px;
  --radius: 14px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

ul {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.text-orange {
  color: var(--orange);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 14px;
}

.eyebrow::before {
  content: '';
  width: 22px;
  height: 2px;
  background: var(--orange);
  display: inline-block;
}

/* ===================== SCROLL REVEAL ===================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(.16, .8, .24, 1), transform 0.7s cubic-bezier(.16, .8, .24, 1);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ===================== PROGRESS BAR ===================== */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--orange);
  z-index: 1000;
  transition: width 0.1s linear;
}

/* ===================== BUTTONS ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14.5px;
  padding: 15px 26px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color .25s ease;
  white-space: nowrap;
}

.btn .arrow {
  transition: transform 0.25s ease;
}

.btn:hover .arrow {
  transform: translateX(4px);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
  box-shadow: 0 10px 24px -8px rgba(255, 120, 12, .55);
}

.btn-primary:hover {
  background: var(--orange-dark);
}

.btn-dark {
  background: var(--black);
  color: var(--white);
}

.btn-dark:hover {
  background: var(--orange);
}

.btn-outline {
  background: transparent;
  color: var(--black);
  border: 2px solid var(--black);
  padding: 13px 24px;
}

.btn-outline:hover {
  background: var(--black);
  color: var(--white);
}

.btn-nav {
  padding: 12px 22px;
  font-size: 13.5px;
}

/* ===================== HEADER ===================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: 13px 0;
  background: #ffffff;
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  /* border-bottom: 1px solid rgba(255,255,255,0.08); */
  /* transition: background 0.35s ease, padding 0.35s ease, box-shadow .35s ease, border-color .35s ease; */
}

.site-header::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 120, 12, .55), transparent);
  opacity: 0;
  transition: opacity .4s ease;
}

.site-header.scrolled {
  background: #ffffff;
  backdrop-filter: blur(100px) saturate(2);
  -webkit-backdrop-filter: blur(100px) saturate(2);
  padding: 9px 0;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, .6);
  border-bottom-color: rgba(255, 120, 12, 0.2);
}

.site-header.scrolled::after {
  opacity: 1;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
}

/* .brand-logo-plate {
  display: inline-flex;
  align-items: center;
  background: transparent;
  border-radius: 9px;
  padding: 0px 0px;
  box-shadow: 0 12px 30px -8px rgba(0,0,0,.5), 0 0 0 1px rgba(255,120,12,.18);
  transition: padding .35s ease, transform .3s ease, box-shadow .3s ease;
} */
/* .brand:hover .brand-logo-plate { transform: translateY(-2px); box-shadow: 0 16px 34px -8px rgba(0,0,0,.55), 0 0 0 1px rgba(255,120,12,.35); } */
.brand-logo {
  height: 95px;
  width: auto;
  display: block;
  object-fit: contain;
  transition: height .35s ease;
}

.site-header.scrolled .brand-logo-plate {
  padding: 0px 0px;
}

.site-header.scrolled .brand-logo {
  height: 70px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 14.5px;
}

.nav-link {
  position: relative;
  padding: 6px 2px;
  /* color: rgba(255,255,255,0.82); */
  transition: color .25s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0%;
  height: 2px;
  background: var(--orange);
  box-shadow: 0 0 8px rgba(255, 120, 12, .7);
  transition: width .3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--orange);
}

.nav-link.active {
  color: var(--orange);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 60;
}

.hamburger span {
  width: 26px;
  height: 2.5px;
  background: var(--white);
  transition: all .3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-only {
  display: none;
}

.nav-link.as-button {
  background: none;
  border: none;
  font: inherit;
  cursor: pointer;
  text-align: left;
  width: 100%;
}

/* ===================== HERO ===================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--black);
  overflow: hidden;
  padding-top: 130px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgb(232 232 232 / 0%) 0%, rgba(20, 20, 15, .75) 55%, rgb(20 20 15 / 77%) 100%), linear-gradient(90deg, rgb(20 20 15 / 55%) 0%, rgb(20 20 15 / 57%) 60%);
}

.hero-overlay1 {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgb(232 232 232 / 0%) 0%, rgb(28 28 28 / 49%) 55%, rgb(20 20 15 / 44%) 100%), linear-gradient(90deg, rgb(20 20 15 / 55%) 0%, rgb(20 20 15 / 37%) 60%);
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 0px 0px;
  z-index: 1;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding-bottom: 40px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 9px 18px;
  border-radius: 40px;
  margin-bottom: 26px;
}

.hero-tag .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 120, 12, .25);
}

.hero-title {
  font-size: clamp(2.6rem, 6vw, 5.2rem);
  color: var(--white);
  margin-bottom: 32px;
}

.hero-columns {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 50px;
  /* border-top: 1px solid rgba(255,255,255,0.15); */
  padding-top: 26px;
  margin-bottom: 34px;
}

.hero-desc {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.05rem;
  max-width: 46ch;
}

.hero-meta {
  color: rgba(255, 255, 255, 0.55);
  font-size: 13.5px;
}

.hero-meta p:first-child {
  color: var(--orange);
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: 10px;
  font-size: 12.5px;
}

.hero-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* border-top: 1px solid rgba(255,255,255,0.15); */
  padding-top: 22px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  font-family: var(--font-head);
  font-weight: 600;
}

.scroll-indicator {
  position: relative;
  padding-left: 22px;
  color: var(--orange);
}

.scroll-indicator::before {
  content: '';
  position: absolute;
  left: 0;
  top: 2px;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
  transform: rotate(45deg);
  animation: bounceDown 1.6s infinite;
}

@keyframes bounceDown {

  0%,
  100% {
    transform: rotate(45deg) translate(0, 0);
  }

  50% {
    transform: rotate(45deg) translate(4px, 4px);
  }
}

/* ===================== STATS STRIP ===================== */
.stats-strip {
  background: var(--black);
  padding: 100px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--white);
}

.stat-item strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 800;
}

.stat-item span {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.55);
}

/* ===================== VALUES ===================== */
.values {
  padding: 0px 0px 100px 0px;
  background: var(--light-bg);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.value-card {
  text-align: center;
  padding: 20px 24px;
  border-right: 1px solid var(--border);
}

.value-card:last-child {
  border-right: none;
}

.value-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 50%;
  border: 2px solid var(--orange);
  color: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .3s ease, color .3s ease, transform .3s ease;
}

.value-icon svg {
  width: 30px;
  height: 30px;
}

.value-card:hover .value-icon {
  background: var(--orange);
  color: var(--white);
  transform: scale(1.08);
}

.value-card h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.value-card p {
  font-size: 13.5px;
  color: var(--gray);
}

/* ===================== SECTION HEAD ===================== */
.section-head {
  max-width: 640px;
  margin-bottom: 54px;
}

.section-head.light h2 {
  color: var(--white);
}

.section-head.light p {
  color: rgba(255, 255, 255, 0.6);
}

.section-head h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  margin-bottom: 16px;
}

.section-head p {
  color: var(--gray);
  font-size: 1.05rem;
}

/* ===================== ABOUT ===================== */
.about {
  padding: 100px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 70px;
  align-items: center;
}

.about-text h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  margin: 18px 0 22px;
}

.about-text p {
  color: var(--gray);
  margin-bottom: 18px;
  font-size: 1.02rem;
}

.about-text .btn {
  margin-top: 12px;
}

.about-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .35);
}

.about-media img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about-media:hover img {
  transform: scale(1.05);
}

.about-media::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 10px solid var(--orange);
  border-radius: var(--radius);
  transform: translate(18px, 18px);
  z-index: -1;
}

/* ===================== FOUNDATION ===================== */
.foundation {
  padding: 100px 0;
  background: var(--light-bg);
}

.foundation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.foundation-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 34px 26px;
  border: 1px solid var(--border);
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.foundation-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, .2);
  border-color: var(--orange);
}

.foundation-card h3 {
  color: var(--orange);
  font-size: 1.15rem;
  margin-bottom: 14px;
}

.foundation-card p {
  color: var(--gray);
  font-size: 14.5px;
}

.foundation-card ul li {
  color: var(--gray);
  font-size: 14.5px;
  padding: 6px 0 6px 20px;
  position: relative;
}

.foundation-card ul li::before {
  content: '\2192';
  position: absolute;
  left: 0;
  color: var(--orange);
  font-weight: 700;
}

/* ===================== INDUSTRIES (image cards) ===================== */
.industries {
  padding: 100px 0;
  background: var(--black);
  position: relative;
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.industry-card {
  position: relative;
  border-radius: 4px 18px 4px 18px;
  overflow: hidden;
  height: 340px;
  border: 1px solid rgba(255, 255, 255, .08);
  clip-path: polygon(0 0, 100% 0, 100% 92%, 92% 100%, 0 100%);
  transition: transform .4s cubic-bezier(.16, 1, .3, 1), box-shadow .4s ease;
}

/* .industry-card:hover { transform: translateY(-8px); box-shadow: 0 30px 60px -18px rgba(0,0,0,.7); } */
.industry-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--orange), transparent 70%);
  /* box-shadow: 0 0 12px rgba(255,120,12,.7); */
  z-index: 3;
}

.industry-img-wrap {
  position: absolute;
  inset: 0;
}

.industry-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .7s cubic-bezier(.16, 1, .3, 1), filter .4s ease;
  filter: grayscale(.25) brightness(.75);
}

.industry-card:hover .industry-img-wrap img {
  transform: scale(1.12);
  filter: grayscale(0) brightness(.65);
}

.industry-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 14, 11, .15) 0%, rgba(12, 11, 9, .55) 55%, rgba(10, 9, 7, .96) 100%);
  z-index: 1;
}

.industry-num {
  position: absolute;
  top: 18px;
  right: 20px;
  z-index: 2;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .55);
  background: rgba(0, 0, 0, .35);
  border: 1px solid rgba(255, 255, 255, .15);
  padding: 5px 10px;
  border-radius: 20px;
}

.industry-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 24px 22px;
}

.industry-body h3 {
  color: var(--white);
  font-size: 1.2rem;
  /* margin-bottom: 8px; */
}

.industry-body p {
  color: rgba(255, 255, 255, .6);
  font-size: 13px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height .4s cubic-bezier(.16, 1, .3, 1), opacity .35s ease, margin-top .4s ease;
}

.industry-card:hover .industry-body p {
  max-height: 90px;
  opacity: 1;
  margin-top: 8px;
}

/* ===================== PROCESS ===================== */
.process {
  padding: 0px 0px 100px;
  overflow: hidden;
}

.process-track {
  position: relative;
  padding-top: 10px;
  overflow-x: auto;
}

.process-line {
  position: absolute;
  top: 24px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border);
}

.process-steps {
  display: flex;
  gap: 14px;
  min-width: max-content;
  padding-bottom: 20px;
}

.process-step {
  width: 168px;
  flex-shrink: 0;
  position: relative;
  padding-top: 46px;
}

.process-step span {
  position: absolute;
  top: 0;
  left: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--orange);
  color: var(--orange);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background .3s ease, color .3s ease;
}

.process-step:hover span {
  background: var(--orange);
  color: var(--white);
}

.process-step p {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 14px;
  color: var(--black);
}

/* ===================== FACILITY ===================== */
.facility {
  padding: 100px 0 0;
}

.facility-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 100px;
}

.facility-grid.reverse .facility-text {
  order: 2;
}

.facility-grid.reverse .facility-photos {
  order: 1;
}

.facility-text h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.5rem);
  margin-bottom: 16px;
}

.facility-text p {
  color: var(--gray);
  margin-bottom: 26px;
  font-size: 1.02rem;
}

.facility-badges {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.facility-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 14px;
  padding: 12px 16px;
  background: var(--light-bg);
  border-radius: 10px;
}

.facility-badge span {
  font-size: 18px;
}

.facility-photos {
  display: grid;
  gap: 16px;
}

.photo-main,
.photo-sub,
.photo-sub.two-col>div {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.photo-main img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform .5s ease;
}

.photo-sub img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform .5s ease;
}

.photo-main:hover img,
.photo-sub:hover img {
  transform: scale(1.06);
}

.photo-sub.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.photo-sub.two-col img {
  height: 180px;
}

.photo-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .03em;
  padding: 7px 14px;
  border-radius: 6px;
}

/* ===================== PRODUCT SHOWCASE (honeycomb/industrial) ===================== */
.product-showcase {
  padding: 100px 0 100px;
  background: var(--black);
  position: relative;
  overflow: hidden;
}

.product-showcase::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 50%, transparent 0, transparent 15px, rgba(255, 120, 12, .05) 15.5px, rgba(255, 120, 12, .05) 16.5px, transparent 17px);
  background-size: 54px 94px;
  background-position: 0 0, 27px 47px;
  pointer-events: none;
}

.product-showcase::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 100% 46px, 46px 100%;
  pointer-events: none;
}

.product-toolbar {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 46px;
}

.filter-btn {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .03em;
  color: rgba(255, 255, 255, .6);
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .14);
  padding: 11px 20px;
  border-radius: 40px;
  cursor: pointer;
  transition: all .3s ease;
}

.filter-btn:hover {
  color: var(--white);
  border-color: rgba(255, 120, 12, .5);
}

.filter-btn.active {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
  box-shadow: 0 8px 20px -6px rgba(255, 120, 12, .6);
}

.product-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.product-card {
  position: relative;
  background: linear-gradient(155deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .015));
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 4px;
  overflow: hidden;
  clip-path: polygon(0 0, 92% 0, 100% 14%, 100% 100%, 8% 100%, 0 86%);
  transition: transform .4s cubic-bezier(.16, 1, .3, 1), border-color .3s ease, box-shadow .4s ease;
  display: none;
}

.product-card.is-visible {
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 120, 12, .45);
  box-shadow: 0 30px 55px -20px rgba(0, 0, 0, .7);
}

.product-media {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: #17161a;
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.16, 1, .3, 1);
}

.product-card:hover .product-media img {
  transform: scale(1.1) rotate(1deg);
}

.product-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(10, 9, 7, .85) 100%);
}

.product-cat-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 10.5px;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(255, 120, 12, .85);
  padding: 5px 12px 5px 10px;
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0% 100%);
}

.product-body {
  padding: 18px 20px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-body h3 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.product-spec {
  color: rgba(255, 255, 255, .5);
  font-size: 12.5px;
  margin-bottom: 14px;
  font-family: var(--font-body);
}

.product-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
}

.product-view-btn {
  flex: 1;
  text-align: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--white);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .16);
  padding: 10px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all .3s ease;
}

.product-view-btn:hover {
  background: var(--orange);
  border-color: var(--orange);
}

.product-whatsapp-btn {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: rgba(34, 197, 94, .14);
  border: 1px solid rgba(34, 197, 94, .4);
  color: #22c55e;
  transition: all .3s ease;
}

.product-whatsapp-btn:hover {
  background: #22c55e;
  color: var(--white);
}

.product-whatsapp-btn svg {
  width: 18px;
  height: 18px;
}

.product-specs-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height .45s cubic-bezier(.16, 1, .3, 1), opacity .35s ease, padding .4s ease;
  padding: 0 20px;
  border-top: 1px solid transparent;
}

.product-card.specs-open .product-specs-panel {
  max-height: 200px;
  opacity: 1;
  padding: 16px 20px 20px;
  border-top-color: rgba(255, 255, 255, .1);
}

.product-specs-panel ul li {
  color: rgba(255, 255, 255, .65);
  font-size: 12.5px;
  padding: 5px 0 5px 18px;
  position: relative;
}

.product-specs-panel ul li::before {
  content: '\25C6';
  position: absolute;
  left: 0;
  color: var(--orange);
  font-size: 9px;
  top: 8px;
}

/* ===================== GALLERY ===================== */
.gallery {
  padding: 110px 0;
  background: var(--black);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: 18px 18px 8px 8px;
  overflow: hidden;
  background: var(--white);
  cursor: pointer;
  aspect-ratio: 1 / 1.05;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item .zoom-hint {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 120, 12, 0.0);
  color: transparent;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .05em;
  text-transform: uppercase;
  transition: all .35s ease;
}

.gallery-item:hover .zoom-hint {
  background: rgba(20, 20, 15, 0.35);
  color: var(--white);
}

/* ===================== LIGHTBOX ===================== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 8, 0.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 40px;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-width: 82vw;
  max-height: 82vh;
  border-radius: 10px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .25s ease;
}

.lightbox-close:hover,
.lightbox-nav:hover {
  background: var(--orange);
}

.lightbox-close {
  top: 30px;
  right: 30px;
  width: 46px;
  height: 46px;
  font-size: 24px;
}

.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  width: 54px;
  height: 54px;
  font-size: 28px;
}

.lightbox-nav.prev {
  left: 24px;
}

.lightbox-nav.next {
  right: 24px;
}

.lightbox-count {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: .05em;
}

/* ===================== CONTACT ===================== */
.contact {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
}

.contact-text h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  margin: 18px 0 20px;
}

.contact-text p {
  color: var(--gray);
  margin-bottom: 34px;
  font-size: 1.02rem;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 26px;
  align-items: flex-start;
}

.contact-icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
}

.contact-item strong {
  display: block;
  font-family: var(--font-head);
  font-size: 14px;
  margin-bottom: 4px;
}

.contact-item a,
.contact-item span {
  color: var(--gray);
  font-size: 14.5px;
}

.contact-item a:hover {
  color: var(--orange);
}

.contact-form {
  background: var(--light-bg);
  border-radius: var(--radius);
  padding: 42px;
}

.contact-form h3 {
  font-size: 1.3rem;
  margin-bottom: 22px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 14.5px;
  margin-bottom: 14px;
  transition: border-color .25s ease, box-shadow .25s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 120, 12, 0.12);
}

.contact-form textarea {
  resize: vertical;
}

.form-note {
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--orange);
  font-weight: 600;
  min-height: 18px;
}

/* ===================== FOOTER (LIGHT THEME) ===================== */
.site-footer {
  position: relative;
  background-color: #f6f5f2;
  background-image: linear-gradient(180deg, rgba(246, 245, 242, 0.92) 0%, rgba(238, 236, 230, 0.97) 100%), url('../assets/images/hero1.jpeg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #555555;
  padding: 55px 0 0;
  overflow: hidden;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 35px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.footer-logo {
  height: auto;
  max-height: 80px;
  width: auto;
  margin-bottom: 16px;
  border-radius: 8px;
}

.footer-brand p {
  font-size: 13.5px;
  max-width: 32ch;
  line-height: 1.6;
  color: #555555;
}

.footer-links h4,
.footer-contact h4 {
  color: var(--black);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  font-family: var(--font-head);
  letter-spacing: 0.01em;
}

.footer-links a,
.footer-links span,
.footer-contact span {
  display: block;
  font-size: 13.5px;
  margin-bottom: 9px;
  color: #555555;
  transition: color .25s ease;
}

.footer-links a:hover {
  color: var(--orange);
}

.footer-bottom {
  padding: 18px 0;
  font-size: 13px;
  background: #ebe9e4;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom-inner p {
  color: #444444;
  font-weight: 500;
}

.developer-credit {
  font-size: 13px;
}

.developer-credit .dt-link {
  color: var(--orange);
  font-weight: 700;
  text-decoration: none;
  transition: color 0.25s ease, text-decoration 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.developer-credit .dt-link:hover {
  color: var(--black);
  text-decoration: underline;
}

.developer-credit .dt-slogan {
  color: #666666;
  font-weight: 500;
}

/* ===================== BACK TO TOP ===================== */
.back-to-top {
  position: fixed;
  bottom: 90px;
  right: 16px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all .3s ease;
  z-index: 400;
  box-shadow: 0 10px 24px -6px rgba(255, 120, 12, .5);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--black);
}

/* ===================== NAV CATALOGUE BUTTON ===================== */
.btn-catalogue {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 13.5px;
  color: var(--black);
  background: var(--light-bg);
  border: 1px solid var(--border);
  padding: 11px 18px;
  border-radius: 10px;
  cursor: pointer;
  transition: all .25s ease;
}

.btn-catalogue svg {
  width: 16px;
  height: 16px;
}

.btn-catalogue:hover {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

/* ===================== BREADCRUMB / PAGE HERO ===================== */
.page-hero {
  position: relative;
  background: var(--black);
  padding: 170px 0 70px;
  overflow: hidden;
}

.page-hero .hero-bg img {
  opacity: 0.35;
}

.page-hero {
  position: relative;
  background: var(--black);
  padding: 170px 0 70px;
  overflow: hidden;
}

.page-hero .hero-bg img {
  opacity: 0.35;
}

.page-hero .hero-bg .contact-img {
  opacity: 0.7;
}

.page-hero-inner {
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 18px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.75);
  transition: color .2s ease;
}

.breadcrumb a:hover {
  color: var(--orange);
}

.breadcrumb .sep {
  color: var(--orange);
}

.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: var(--white);
  max-width: 16ch;
}

.page-hero p.page-lead {
  color: rgba(255, 255, 255, 0.6);
  max-width: 56ch;
  margin-top: 18px;
  font-size: 1.05rem;
}

/* ===================== TABS ===================== */
.tabs-nav {
  display: flex;
  gap: 6px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.tab-btn {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  padding: 14px 22px;
  background: none;
  border: none;
  color: var(--gray);
  cursor: pointer;
  position: relative;
  top: 2px;
  transition: color .25s ease;
}

.tab-btn::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transition: transform .3s ease;
}

.tab-btn.active {
  color: var(--black);
}

.tab-btn.active::after {
  transform: scaleX(1);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: tabFadeIn .5s ease;
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tab-panel p {
  color: var(--gray);
  font-size: 1.02rem;
  margin-bottom: 14px;
}

.tab-panel ul li {
  color: var(--gray);
  font-size: 1rem;
  padding: 7px 0 7px 24px;
  position: relative;
}

.tab-panel ul li::before {
  content: '\2192';
  position: absolute;
  left: 0;
  color: var(--orange);
  font-weight: 700;
}

/* ===================== HOME QUICK LINKS ===================== */
.quick-links {
  padding: 100px 0;
  background: var(--light-bg);
}

.quick-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.quick-link-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  height: 340px;
  display: flex;
  align-items: flex-end;
  background: var(--black);
}

.quick-link-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  transition: transform .6s ease, opacity .4s ease;
}

.quick-link-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 20, 15, 0) 30%, rgba(20, 20, 15, .92) 100%);
  z-index: 1;
}

.quick-link-card:hover img {
  transform: scale(1.1);
  opacity: 0.7;
}

.quick-link-body {
  position: relative;
  z-index: 2;
  padding: 28px;
  width: 100%;
}

.quick-link-num {
  color: var(--orange);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: .08em;
}

.quick-link-body h3 {
  color: var(--white);
  font-size: 1.4rem;
  margin: 8px 0 10px;
}

.quick-link-body .link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 13.5px;
}

.quick-link-card:hover .link-arrow {
  color: var(--orange);
}

.quick-link-body .link-arrow span {
  transition: transform .3s ease;
}

.quick-link-card:hover .link-arrow span {
  transform: translateX(6px);
}

/* ===================== CATALOGUE PROMO ===================== */
.catalogue-promo {
  background: var(--black);
  padding: 100px 0;
  overflow: hidden;
}

.catalogue-promo-grid {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.catalogue-promo h2 {
  color: var(--white);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  margin: 18px 0 20px;
}

.catalogue-promo p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 1.02rem;
  margin-bottom: 30px;
  max-width: 48ch;
}

.book-preview {
  position: relative;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.book-preview img {
  position: absolute;
  width: 200px;
  border-radius: 4px;
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, .6);
  transition: transform .5s ease;
}

.book-preview img:nth-child(1) {
  transform: rotate(-14deg) translateX(-70px);
  z-index: 1;
}

.book-preview img:nth-child(2) {
  transform: rotate(-3deg) translateX(-10px);
  z-index: 2;
}

.book-preview img:nth-child(3) {
  transform: rotate(10deg) translateX(60px);
  z-index: 3;
}

.catalogue-promo:hover .book-preview img:nth-child(1) {
  transform: rotate(-20deg) translateX(-90px) translateY(-6px);
}

.catalogue-promo:hover .book-preview img:nth-child(2) {
  transform: rotate(-4deg) translateX(-10px) translateY(-14px);
}

.catalogue-promo:hover .book-preview img:nth-child(3) {
  transform: rotate(16deg) translateX(80px) translateY(-6px);
}

/* ===================== CTA BANNER ===================== */
.cta-banner {
  background: var(--orange);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.cta-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

.cta-banner h2 {
  color: var(--white);
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  max-width: 20ch;
}

.cta-banner .btn-dark:hover {
  background: var(--white);
  color: var(--black);
}

/* ===================== INDUSTRIAL TEXTURE UTILITIES ===================== */
.tex-grid {
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 46px 46px;
}

.tex-grid-dark {
  background-image:
    linear-gradient(90deg, rgba(0, 0, 0, .05) 1px, transparent 1px),
    linear-gradient(rgba(0, 0, 0, .05) 1px, transparent 1px);
  background-size: 40px 40px;
}

.tex-honeycomb {
  background-image:
    radial-gradient(circle at 50% 50%, transparent 0, transparent 13px, rgba(255, 120, 12, .07) 13.5px, rgba(255, 120, 12, .07) 14px, transparent 14.5px);
  background-size: 48px 84px;
  background-position: 0 0, 24px 42px;
}

.tex-noise {
  position: relative;
}

.tex-noise::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.045;
  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");
}

.mech-divider {
  position: relative;
  height: 46px;
  background: var(--black);
  overflow: hidden;
}

.mech-divider::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 120, 12, .6) 20%, rgba(255, 120, 12, .6) 80%, transparent);
  box-shadow: 0 0 12px rgba(255, 120, 12, .5);
}

.mech-divider::after {
  content: '// PRECISION FORGED · ISO 9001:2015 · TÜV SÜD CERTIFIED //';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--black);
  padding: 0 18px;
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  color: rgba(255, 120, 12, .7);
  white-space: nowrap;
}

.diagonal-cut-b {
  clip-path: polygon(0 0, 100% 0, 100% 94%, 0 100%);
}

.diagonal-cut-t {
  clip-path: polygon(0 6%, 100% 0, 100% 100%, 0 100%);
}

/* ===================== WHATSAPP FLOATING BUTTON ===================== */
.whatsapp-float {
  position: fixed;
  right: 12px;
  bottom: 15px;
  z-index: 850;
  display: flex;
  align-items: center;
  gap: 0;
  height: 58px;
  padding: 0;
  border-radius: 50px;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: var(--white);
  box-shadow: 0 14px 34px -8px rgba(22, 163, 74, .65), 0 0 0 1px rgba(255, 255, 255, .08);
  overflow: hidden;
  animation: whatsappFloatBob 3.2s ease-in-out infinite;
  transition: box-shadow .3s ease, padding-right .35s ease;
}

.whatsapp-pulse {
  position: absolute;
  left: 29px;
  top: 50%;
  width: 58px;
  height: 58px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgba(34, 197, 94, .55);
  animation: whatsappPulse 2.2s ease-out infinite;
  pointer-events: none;
}

.whatsapp-icon {
  position: relative;
  width: 58px;
  height: 58px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .4s cubic-bezier(.16, 1, .3, 1);
}

.whatsapp-icon svg {
  width: 27px;
  height: 27px;
}

.whatsapp-float:hover .whatsapp-icon {
  transform: rotate(-12deg) scale(1.08);
}

.whatsapp-label {
  max-width: 0;
  opacity: 0;
  white-space: nowrap;
  overflow: hidden;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  transition: max-width .4s cubic-bezier(.16, 1, .3, 1), opacity .3s ease, padding .4s ease;
}

.whatsapp-float:hover {
  padding-right: 20px;
  box-shadow: 0 18px 40px -8px rgba(22, 163, 74, .75), 0 0 0 1px rgba(255, 255, 255, .14);
}

.whatsapp-float:hover .whatsapp-label {
  max-width: 200px;
  opacity: 1;
  padding-left: 2px;
}

@keyframes whatsappFloatBob {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-7px);
  }
}

@keyframes whatsappPulse {
  0% {
    transform: translate(-50%, -50%) scale(0.9);
    opacity: .55;
  }

  100% {
    transform: translate(-50%, -50%) scale(1.9);
    opacity: 0;
  }
}

@media (max-width: 640px) {
  .whatsapp-float {
    right: 20px;
    bottom: 18px;
    height: 50px;
  }

  .whatsapp-pulse {
    width: 50px;
    height: 50px;
    left: 25px;
  }

  .whatsapp-icon {
    width: 50px;
    height: 50px;
  }

  .whatsapp-icon svg {
    width: 23px;
    height: 23px;
  }

  .whatsapp-label {
    display: none;
  }
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {

  .foundation-grid,
  .industries-grid,
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .about-grid,
  .facility-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .facility-grid.reverse .facility-text,
  .facility-grid.reverse .facility-photos {
    order: initial;
  }

  .stats-grid,
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .value-card {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding-bottom: 30px;
  }

  .hero-columns {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .quick-links-grid {
    grid-template-columns: 1fr 1fr;
  }

  .catalogue-promo-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .catalogue-promo p {
    margin-left: auto;
    margin-right: auto;
  }

  .book-preview {
    margin-top: 20px;
  }
}

@media (max-width: 768px) {

  .main-nav,
  .btn-nav {
    display: none;
  }

  .header-actions {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .main-nav.open .mobile-only {
    display: block;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    align-items: start;
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 82%;
    max-width: 380px;
    background:
      linear-gradient(160deg, rgba(16, 15, 13, .98), rgba(28, 18, 12, .98)),
      repeating-linear-gradient(45deg, rgba(255, 255, 255, .025) 0 2px, transparent 2px 26px);
    padding: 130px 36px 40px;
    gap: 8px;
    box-shadow: -30px 0 80px rgba(0, 0, 0, .55);
    z-index: 950;
    border-left: 1px solid rgba(255, 120, 12, .25);
    overflow-y: auto;
  }

  .main-nav.open .nav-link {
    color: rgba(255, 255, 255, .85);
    font-size: 1.15rem;
    padding: 14px 0;
    /* border-bottom: 1px solid rgba(255,255,255,.08); */
  }

  .main-nav.open .nav-link.active {
    color: var(--orange);
  }

  .main-nav.open .nav-link::after {
    display: none;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .foundation-grid,
  .industries-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-toolbar {
    justify-content: center;
  }

  .hero-footer {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .quick-links-grid {
    grid-template-columns: 1fr;
  }

  .cta-banner-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .contact-form {
    padding: 26px;
  }

  .tabs-nav {
    gap: 0;
  }

  .tab-btn {
    padding: 12px 14px;
    font-size: 13px;
  }

  .brand-logo {
    height: 44px;
  }

  .site-header.scrolled .brand-logo {
    height: 38px;
  }

  .brand-logo-plate {
    padding: 7px 12px;
  }

  .values-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 30px;
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .brand-logo {
    height: 50px;
  }

  .site-header.scrolled .brand-logo {
    height: 42px;
  }
}

@media (max-width: 640px) {
  .back-to-top {
    bottom: 90px;
    right: 20px;
  }

}

/* ===================== MOBILE / TABLET HEADER DRAWER UPDATE ===================== */
/* Added: logo + close button inside opened mobile/tablet header drawer */
.mobile-menu-head {
  display: none;
}

@media (max-width: 1024px) {

  .main-nav,
  .btn-nav {
    display: none;
  }

  .header-actions {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 82%;
    max-width: 390px;
    background:
      linear-gradient(160deg, rgba(16, 15, 13, .98), rgba(28, 18, 12, .98)),
      repeating-linear-gradient(45deg, rgba(255, 255, 255, .025) 0 2px, transparent 2px 26px);
    padding: 0 32px 40px;
    gap: 6px;
    box-shadow: -30px 0 80px rgba(0, 0, 0, .55);
    z-index: 950;
    border-left: 1px solid rgba(255, 120, 12, .25);
    overflow-y: auto;
  }

  .main-nav.open .mobile-menu-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    width: 100%;
    padding: 22px 0 20px;
    margin-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
  }

  .mobile-menu-brand {
    display: inline-flex;
    align-items: center;
  }

  .mobile-menu-brand img {
    height: 58px;
    width: auto;
    object-fit: contain;
  }

  .mobile-menu-close {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .18);
    background: rgba(255, 255, 255, .08);
    color: var(--white);
    font-size: 30px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .25s ease, border-color .25s ease, transform .25s ease;
  }

  .mobile-menu-close:hover {
    background: var(--orange);
    border-color: var(--orange);
    transform: rotate(90deg);
  }

  .main-nav.open .nav-link {
    color: rgba(255, 255, 255, .86);
    font-size: 1.12rem;
    padding: 14px 0;
    width: 100%;
  }

  .main-nav.open .nav-link.active {
    color: var(--orange);
  }

  .main-nav.open .nav-link::after {
    display: none;
  }

  .main-nav.open .mobile-only {
    display: block;
  }
}

@media (max-width: 480px) {
  .main-nav.open {
    width: 86%;
    padding: 0 26px 34px;
  }

  .mobile-menu-brand img {
    height: 50px;
  }

  .mobile-menu-close {
    width: 38px;
    height: 38px;
    font-size: 28px;
  }
}

/* Force mobile/tablet drawer open state */
@media (max-width: 1024px) {
  .hamburger {
    display: flex;
    position: relative;
  }

  .main-nav {
    display: none;
  }

  .main-nav.open {
    display: flex !important;
    flex-direction: column;
    align-items: stretch;
    position: fixed;
    top: 0;
    right: 0;
    width: 82%;
    max-width: 390px;
    height: 100vh;
    padding: 0 32px 40px;
    gap: 6px;
    background:
      linear-gradient(160deg, rgba(16, 15, 13, .98), rgba(28, 18, 12, .98)),
      repeating-linear-gradient(45deg, rgba(255, 255, 255, .025) 0 2px, transparent 2px 26px);
    box-shadow: -30px 0 80px rgba(0, 0, 0, .55);
    border-left: 1px solid rgba(255, 120, 12, .25);
    overflow-y: auto;
    z-index: 1000;
  }

  .main-nav.open .mobile-menu-head {
    display: flex;
  }
}




.website-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.form-note.success {
  color: green;
}

.form-note.error {
  color: red;
}

#submitBtn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}