/* ===========================
   CT International Aluminum Corp
   Orange & Black Modern Theme
=========================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700;800;900&display=swap');
@import url('https://api.fontshare.com/v2/css?f[]=alliance-no-2@300,400,500,600,700,800&display=swap');

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange:        #ff6600;   /* main orange */
  --orange-bright: #ff9933;   /* lighter / warm accent */
  --orange-mid:    #ff7700;   /* mid-tone */
  --orange-dk:     #e05200;   /* darker shade */
  --orange-deep:   #bf3d00;   /* deepest shade */
  --orange-lt:     #fff5eb;   /* tint background */
  --orange-lt2:    #ffe5cc;   /* stronger tint */
  --black:         #0a0a0a;
  --black2:       #111111;
  --black3:       #1a1a1a;
  --black4:       #222222;
  --grey:         #2d2d2d;
  --grey-lt:      #444444;
  --text:         #111111;
  --text-mid:     #666666;
  --text-light:   #999999;
  --border:       #ebebeb;
  --border-dk:    #2a2a2a;
  --bg:           #ffffff;
  --bg-off:       #fafafa;
  --white:        #ffffff;
  --radius:       4px;
  --radius-lg:    10px;
  --radius-xl:    18px;
  --shadow:       0 1px 8px rgba(0,0,0,0.05);
  --shadow-md:    0 4px 24px rgba(0,0,0,0.07);
  --shadow-lg:    0 12px 48px rgba(0,0,0,0.10);
  --shadow-orange:0 6px 28px rgba(224,80,0,0.32);
  --transition:   0.2s ease;
  --font:         'Alliance No.2', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  line-height: 1.65;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 400;
  letter-spacing: 0.01em;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.section { padding: 100px 0; }
.bg-dark { background: var(--black2); color: var(--white); }
.bg-off { background: var(--bg-off); }

/* ===========================
   BUTTONS
=========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  cursor: pointer;
  border: 1.5px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--orange-bright) 0%, var(--orange) 50%, var(--orange-dk) 100%);
  color: var(--white);
  border-color: var(--orange-dk);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--orange-mid) 0%, var(--orange-dk) 50%, var(--orange-deep) 100%);
  border-color: var(--orange-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange);
}
.btn-outline {
  background: transparent;
  color: var(--black);
  border-color: rgba(0,0,0,0.25);
}
.btn-outline:hover {
  background: rgba(0,0,0,0.06);
  border-color: rgba(0,0,0,0.5);
}
.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.4);
}
.btn-outline-light:hover { background: var(--white); color: var(--black); }
.btn-dark {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}
.btn-dark:hover { background: var(--black3); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-secondary {
  background: var(--bg-off);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--orange); color: var(--white); border-color: var(--orange); }

/* ===========================
   SECTION HEADERS
=========================== */
.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 60px;
}
.section-header.light h2,
.section-header.light p { color: var(--white); }
.section-header.light p { opacity: 0.65; }
.section-header.light .section-tag { color: var(--orange-bright); background: rgba(255,153,51,0.15); }
.section-header h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 700;
  margin: 10px 0 16px;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.section-header p { color: var(--text-mid); font-size: 1.05rem; line-height: 1.7; }

.section-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange-mid);
  background: transparent;
  padding: 0;
  border-radius: 0;
  border: none;
}
.section-cta { text-align: center; margin-top: 52px; }

/* ===========================
   NAVBAR
=========================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid #e8e8e8;
  transition: background var(--transition);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo {
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.nav-logo-img {
  height: 50px;
  width: auto;
  display: block;
}
.logo-ct {
  color: var(--orange);
  font-size: 1.2em;
}
.nav-links {
  display: flex;
  gap: 2px;
  align-items: center;
}
.nav-links a {
  color: #555555;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px 15px;
  border-radius: var(--radius);
  transition: all var(--transition);
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: #111111; background: rgba(0,0,0,0.05); }
.nav-links a.active { color: var(--orange-dk); background: rgba(255,102,0,0.08); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===========================
   HERO
=========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #f9f9f9;
}
/* Geometric aluminum-inspired pattern */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 80% 20%, rgba(255,153,51,0.12) 0%, transparent 55%),
    radial-gradient(ellipse 50% 70% at 10% 80%, rgba(255,102,0,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 35% 45% at 55% 55%, rgba(224,80,0,0.04) 0%, transparent 60%);
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 80%);
}
.hero-overlay { display: none; }
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  padding: 0 28px 120px;
}
.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.hero-eyebrow::before,
.hero-eyebrow::after {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--orange);
  opacity: 0.6;
}
.hero-content h1 {
  font-size: clamp(3rem, 6.5vw, 5.2rem);
  font-weight: 700;
  color: var(--black);
  line-height: 1.1;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}
.hero-content h1 span { color: var(--orange); }
.hero-sub {
  font-size: 1.1rem;
  color: #555555;
  max-width: 540px;
  margin: 0 auto 44px;
  line-height: 1.75;
  font-weight: 400;
}
.hero-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 44px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(0,0,0,0.3);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--orange-bright), var(--orange), var(--orange-dk), transparent);
  opacity: 0.6;
  animation: scrollAnim 2s ease-in-out infinite;
}
@keyframes scrollAnim {
  0%, 100% { transform: scaleY(1); opacity: 0.6; }
  50% { transform: scaleY(0.5); opacity: 0.2; }
}

/* ===========================
   GALLERY SLIDESHOW
=========================== */
.slideshow-section { background: #e8e8e8; line-height: 0; }
.slideshow {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.7s ease;
  pointer-events: none;
}
.slide.active { opacity: 1; pointer-events: auto; }
.slide-img {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 8s ease;
}
.slide.active .slide-img { transform: scale(1.04); }
/* dark gradient over image */
.slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.72) 0%, rgba(0,0,0,0.1) 50%, transparent 100%);
}
.slide-caption {
  position: absolute;
  bottom: 56px;
  left: 48px;
  z-index: 2;
  line-height: 1.3;
}
.slide-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  background: linear-gradient(135deg, var(--orange-bright), var(--orange-dk));
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 10px;
}
.slide-caption h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
}
/* Prev / Next buttons */
.slide-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.25);
  color: var(--white);
  width: 48px; height: 48px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
}
.slide-btn:hover { background: linear-gradient(135deg, var(--orange-bright), var(--orange-dk)); border-color: var(--orange-dk); }
.slide-prev { left: 20px; }
.slide-next { right: 20px; }
/* Dots */
.slide-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 8px;
}
.slide-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
}
.slide-dot.active { background: linear-gradient(90deg, var(--orange-bright), var(--orange-dk)); width: 24px; border-radius: 4px; }

@media (max-width: 768px) {
  .slideshow { height: 320px; }
  .slide-caption { left: 24px; bottom: 44px; }
  .slide-btn { width: 38px; height: 38px; font-size: 0.9rem; }
}

/* ===========================
   STATS BAR
=========================== */
.stats-bar { background: linear-gradient(90deg, var(--orange-bright) 0%, var(--orange) 40%, var(--orange-dk) 75%, var(--orange-deep) 100%); padding: 0; }
.stats-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 36px 20px;
  border-right: 1px solid rgba(255,255,255,0.2);
  transition: background var(--transition);
}
.stat:last-child { border-right: none; }
.stat:hover { background: rgba(255,255,255,0.1); }
.stat-number {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.8);
  margin-top: 6px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* ===========================
   SERVICES OVERVIEW
=========================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: 20px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all 0.25s ease;
  position: relative;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border);
}
.service-icon {
  width: 48px;
  height: 48px;
  color: var(--orange);
  margin-bottom: 22px;
}
.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--black);
  letter-spacing: -0.01em;
}
.service-card p {
  color: var(--text-mid);
  font-size: 0.9rem;
  margin-bottom: 22px;
  line-height: 1.7;
}
.card-link {
  color: var(--orange);
  font-weight: 600;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}
.card-link:hover { gap: 8px; }

/* ===========================
   FEATURED PROJECTS
=========================== */
.projects-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 16px;
}
.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
}
.project-card .project-img {
  background: var(--grey);
  background-size: cover;
  background-position: center;
  transition: transform 0.5s ease;
}
.project-card.large .project-img { height: 420px; }
.project-card:not(.large) .project-img { height: 200px; }
.project-card:hover .project-img { transform: scale(1.05); }
.project-info {
  padding: 24px;
  background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0) 100%);
  position: absolute;
  bottom: 0; left: 0; right: 0;
}
.project-category {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
}
.project-info h3 {
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  margin: 5px 0 4px;
  letter-spacing: -0.01em;
}
.project-info p { color: rgba(255,255,255,0.65); font-size: 0.82rem; }
.project-card.large .project-info { padding: 32px; }
.project-card.large .project-info h3 { font-size: 1.35rem; }
.project-card.large .project-info p { font-size: 0.92rem; }

/* ===========================
   WHY US
=========================== */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.why-content .section-tag { margin-bottom: 18px; }
.why-content h2 {
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.why-content > p { color: var(--text-mid); margin-bottom: 36px; font-size: 0.97rem; line-height: 1.8; }
.why-list { margin-bottom: 40px; display: flex; flex-direction: column; gap: 16px; }
.why-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 500;
  font-size: 0.93rem;
}
.check-icon {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange-bright), var(--orange-dk));
  flex-shrink: 0;
  position: relative;
}
.check-icon::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -62%) rotate(45deg);
  width: 5px; height: 9px;
  border-right: 2px solid white;
  border-bottom: 2px solid white;
}
.why-img-wrap { position: relative; }
.why-img {
  width: 100%;
  height: 480px;
  border-radius: var(--radius-xl);
  background: var(--grey);
  background-size: cover;
  background-position: center;
}
.why-badge {
  position: absolute;
  bottom: -24px;
  left: -28px;
  background: linear-gradient(135deg, var(--orange-bright), var(--orange), var(--orange-dk));
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 22px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: var(--shadow-orange);
}
.badge-num { font-size: 2.2rem; font-weight: 900; line-height: 1; letter-spacing: -0.03em; }
.badge-text { font-size: 0.75rem; font-weight: 600; opacity: 0.9; margin-top: 4px; }

/* ===========================
   CTA BANNER
=========================== */
.cta-banner {
  background: linear-gradient(135deg, var(--orange-bright) 0%, var(--orange) 40%, var(--orange-dk) 75%, var(--orange-deep) 100%);
  padding: 88px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(255,255,255,0.12) 0%, transparent 60%);
}
.cta-banner h2 {
  position: relative;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: var(--white);
  font-weight: 900;
  margin-bottom: 14px;
  letter-spacing: -0.03em;
}
.cta-banner p {
  position: relative;
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  margin-bottom: 38px;
}
.cta-banner .btn-primary { position: relative; }
.cta-banner .btn-primary { background: var(--white); color: var(--orange-dk); border-color: var(--white); }
.cta-banner .btn-primary:hover { background: var(--orange-lt); color: var(--orange-deep); }

/* ===========================
   FOOTER
=========================== */
.footer {
  background: #f5f5f5;
  color: #666666;
  padding: 80px 0 0;
  border-top: 1px solid #e0e0e0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.6fr 1.4fr;
  gap: 52px;
  padding-bottom: 60px;
  border-bottom: 1px solid #e0e0e0;
}
.footer-map h4 {
  color: var(--black);
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.footer-map iframe {
  display: block;
  width: 100%;
  border-radius: 6px;
  opacity: 0.85;
}
.footer-brand .footer-logo {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  color: var(--black);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.footer-brand p { font-size: 0.87rem; line-height: 1.75; color: #666666; }
.footer-links h4, .footer-contact h4 {
  color: var(--black);
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 22px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.footer-links ul { display: flex; flex-direction: column; gap: 11px; }
.footer-links a { font-size: 0.875rem; transition: color var(--transition); color: #666666; }
.footer-links a:hover { color: var(--orange); }
.footer-contact p { font-size: 0.875rem; margin-bottom: 10px; line-height: 1.65; color: #666666; }
.footer-contact a:hover { color: var(--orange); }
.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.78rem;
  opacity: 1;
  letter-spacing: 0.02em;
  color: #999999;
}

/* ===========================
   PAGE HERO (inner pages)
=========================== */
.page-hero {
  background: #f5f5f5;
  padding: 148px 0 88px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(255,153,51,0.10) 0%, transparent 40%),
    radial-gradient(ellipse 40% 50% at 50% 0%, rgba(224,80,0,0.05) 0%, transparent 55%);
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.035) 1px, transparent 1px);
  background-size: 72px 72px;
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 700;
  color: var(--black);
  margin: 14px 0;
  letter-spacing: -0.01em;
}
.page-hero p { color: #666666; font-size: 1rem; max-width: 520px; margin: 0 auto; }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 0.78rem;
  color: #999999;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.breadcrumb a { color: var(--orange); }
.breadcrumb span { opacity: 1; color: #bbbbbb; }

/* ===========================
   ABOUT PAGE
=========================== */

/* Full-width about hero */
.about-hero {
  position: relative;
  min-height: 100vh;
  padding-top: 68px;
  background: linear-gradient(rgba(0,0,0,0.72), rgba(0,0,0,0.72)),
              url('../images/img-8496-hero.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
}
.about-hero-text {
  max-width: 820px;
  margin: 0 auto;
  padding: 80px 48px;
  text-align: center;
}
.about-hero-text h1 {
  font-size: clamp(3.4rem, 6vw, 5.5rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 40px;
  line-height: 1.05;
}
.about-hero-text p {
  color: rgba(255,255,255,0.92);
  font-size: 1.2rem;
  line-height: 1.9;
  margin-bottom: 26px;
  font-weight: 400;
}

@media (max-width: 768px) {
  .about-hero-text { padding: 60px 28px; }
  .about-hero-text h1 { font-size: 2.8rem; }
  .about-hero-text p { font-size: 1.05rem; }
}

.about-story { padding: 100px 0; }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-img {
  width: 100%;
  height: 520px;
  border-radius: var(--radius-xl);
  background: var(--grey);
  background-size: cover;
  background-position: center;
}
.about-text .section-tag { margin-bottom: 18px; }
.about-text h2 {
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.about-text p { color: var(--text-mid); margin-bottom: 18px; font-size: 0.96rem; line-height: 1.8; }
.about-values { padding: 100px 0; background: var(--bg-off); }
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
  margin-top: 0;
}
.value-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 38px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--orange); }
.value-icon {
  width: 56px; height: 56px;
  background: var(--black);
  border-radius: 14px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}
.value-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.01em; }
.value-card p { color: var(--text-mid); font-size: 0.875rem; line-height: 1.7; }
.team-section { padding: 100px 0; }
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
}
.team-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.team-photo {
  height: 200px;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.team-photo::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange-bright), var(--orange), var(--orange-dk));
}
.team-initials {
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(255,255,255,0.15);
  letter-spacing: -0.02em;
}
.team-info { padding: 24px; }
.team-info h4 { font-weight: 700; margin-bottom: 4px; letter-spacing: -0.01em; }
.team-info .role { color: var(--orange); font-size: 0.82rem; font-weight: 600; margin-bottom: 10px; }
.team-info p { color: var(--text-mid); font-size: 0.83rem; line-height: 1.65; }
.cert-section { padding: 80px 0; background: var(--bg-off); }
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.cert-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  border: 1.5px solid var(--border);
  transition: all var(--transition);
}
.cert-card:hover { border-color: var(--orange); transform: translateY(-3px); }
.cert-card .cert-badge { font-size: 2rem; margin-bottom: 12px; }
.cert-card h4 { font-size: 0.92rem; font-weight: 700; margin-bottom: 6px; }
.cert-card p { font-size: 0.78rem; color: var(--text-mid); line-height: 1.55; }

/* ===========================
   CATEGORY GRID (products landing)
=========================== */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cat-card {
  display: block;
  background: var(--white);
  border: 1.5px solid #d0d0d0;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.25s ease;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}
.cat-card::after {
  content: '→';
  position: absolute;
  top: 24px; right: 24px;
  font-size: 1.1rem;
  color: var(--border);
  transition: all 0.2s ease;
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--orange); }
.cat-card:hover::after { color: var(--orange); right: 20px; }
.cat-icon { font-size: 2rem; margin-bottom: 16px; }
.cat-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.01em; }
.cat-card p { color: var(--text-mid); font-size: 0.85rem; line-height: 1.6; margin-bottom: 16px; }
.cat-count {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
}

/* Product detail page */
.product-list { display: flex; flex-direction: column; gap: 2px; margin-top: 48px; }
.product-row {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 28px 32px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
  text-decoration: none;
  color: inherit;
}
.product-row:hover { border-color: var(--orange); box-shadow: var(--shadow-md); transform: translateX(4px); }
.product-row-code { font-size: 0.78rem; font-weight: 700; color: var(--orange); letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 4px; }
.product-row-name { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; }
.product-row-desc { color: var(--text-mid); font-size: 0.875rem; line-height: 1.6; }
.product-row-arrow { color: var(--border); font-size: 1.2rem; flex-shrink: 0; transition: all 0.2s ease; }
.product-row:hover .product-row-arrow { color: var(--orange); transform: translateX(4px); }

/* Individual product detail */
.product-detail { padding: 80px 0; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.product-detail-img {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--black);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  color: rgba(255,255,255,0.08);
  position: sticky;
  top: 88px;
}
/* Product image slideshow */
.prod-slideshow { position: relative; width: 100%; height: 100%; }
.prod-slide { display: none; width: 100%; height: 100%; }
.prod-slide.active { display: block; }
.prod-prev, .prod-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(0,0,0,0.45); color: #fff; border: none;
  font-size: 1.8rem; line-height: 1; padding: 6px 14px;
  cursor: pointer; border-radius: 6px; transition: background 0.2s;
  z-index: 2;
}
.prod-prev:hover, .prod-next:hover { background: rgba(0,0,0,0.7); }
.prod-prev { left: 10px; }
.prod-next { right: 10px; }

.product-detail-code { font-size: 0.72rem; font-weight: 700; color: var(--orange); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 12px; }
.product-detail-name { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 20px; }
.product-detail-desc { color: var(--text-mid); font-size: 0.96rem; line-height: 1.85; margin-bottom: 32px; }
.product-features { margin-bottom: 36px; }
.product-features h4 { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-light); margin-bottom: 16px; }
.feature-list { display: flex; flex-direction: column; gap: 10px; }
.feature-item { display: flex; align-items: center; gap: 12px; font-size: 0.9rem; font-weight: 500; }
.feature-dot { width: 6px; height: 6px; border-radius: 50%; background: linear-gradient(135deg, var(--orange-bright), var(--orange-dk)); flex-shrink: 0; }
.product-finishes { margin-bottom: 36px; }
.product-finishes h4 { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-light); margin-bottom: 14px; }
.finish-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.finish-tag { padding: 6px 14px; background: var(--bg-off); border: 1px solid var(--border); border-radius: var(--radius); font-size: 0.8rem; font-weight: 500; }
.back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--text-mid); font-size: 0.85rem; font-weight: 500; margin-bottom: 32px; transition: color 0.2s ease; }
.back-link:hover { color: var(--orange); }

@media (max-width: 900px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .product-row { grid-template-columns: 1fr; gap: 8px; }
  .product-row-arrow { display: none; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .product-detail-img { position: static; aspect-ratio: 16/9; }
}
@media (max-width: 480px) { .cat-grid { grid-template-columns: 1fr; } }

/* ===========================
   PRODUCTS PAGE
=========================== */
.products-intro { padding: 80px 0 40px; text-align: center; }
.products-intro h2 {
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.products-intro p { color: var(--text-mid); max-width: 580px; margin: 0 auto; }
.product-section { padding: 72px 0; border-top: 1px solid var(--border); }
.product-section.bg-off { background: var(--bg-off); }
.product-section-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.product-section-inner.reverse { direction: rtl; }
.product-section-inner.reverse > * { direction: ltr; }
.product-img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.product-img {
  width: 100%;
  height: 400px;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.08);
  font-size: 8rem;
  font-weight: 900;
}
.product-label {
  position: absolute;
  top: 18px;
  left: 18px;
  background: linear-gradient(135deg, var(--orange-bright), var(--orange-dk));
  color: var(--white);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 50px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.product-text h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.product-text > p { color: var(--text-mid); margin-bottom: 28px; line-height: 1.8; font-size: 0.95rem; }
.product-specs { margin-bottom: 32px; }
.product-specs h4 {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 14px;
}
.specs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.spec-item {
  background: var(--bg-off);
  border-radius: var(--radius);
  padding: 11px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border);
}
.spec-item span {
  display: block;
  color: var(--text-light);
  font-size: 0.72rem;
  font-weight: 400;
  margin-top: 2px;
}
.alloys-section { padding: 72px 0; background: var(--bg-off); }
.alloys-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  font-size: 0.875rem;
}
thead tr { background: var(--black); color: var(--white); }
th {
  padding: 15px 20px;
  text-align: left;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
th:first-child { border-left: 3px solid var(--orange-bright); }
td { padding: 14px 20px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--orange-lt); }

/* ===========================
   GALLERY PAGE
=========================== */
.gallery-filters {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-btn {
  padding: 9px 22px;
  border-radius: 50px;
  border: 1.5px solid var(--border);
  background: var(--white);
  color: var(--text-mid);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font);
}
.filter-btn:hover { border-color: var(--orange); color: var(--orange); }
.filter-btn.active {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}
.gallery-grid {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.gallery-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  display: block;
}
.gallery-item.wide { grid-column: span 2; }
.gallery-item.tall { grid-row: span 2; }
.gallery-img {
  width: 100%;
  height: auto;
  display: block;
  background: var(--black3);
  transition: transform 0.45s ease;
}
.gallery-item.wide .gallery-img { height: 260px; }
.gallery-item.tall .gallery-img { height: 536px; }
.gallery-item:hover .gallery-img { transform: scale(1.06); }
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.88) 0%, transparent 55%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay h4 {
  color: var(--white);
  font-size: 0.97rem;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.gallery-overlay p { color: rgba(255,255,255,0.65); font-size: 0.8rem; }
.gallery-overlay .proj-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--orange-bright), var(--orange-dk));
  color: var(--white);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 50px;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ===========================
   CONTACT PAGE
=========================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  padding: 100px 0;
}
.contact-info h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.contact-info > p { color: var(--text-mid); margin-bottom: 44px; line-height: 1.8; font-size: 0.95rem; }
.contact-detail {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
  align-items: flex-start;
}
.contact-icon {
  width: 42px; height: 42px;
  background: var(--black);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
  border: 1px solid var(--border);
}
.contact-detail-text h4 { font-weight: 700; margin-bottom: 4px; font-size: 0.9rem; }
.contact-detail-text p,
.contact-detail-text a { color: var(--text-mid); font-size: 0.875rem; line-height: 1.65; }
.contact-detail-text a:hover { color: var(--orange); }
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.contact-form-wrap h3 { font-size: 1.45rem; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.02em; }
.contact-form-wrap > p { color: var(--text-mid); font-size: 0.9rem; margin-bottom: 32px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 15px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg-off);
  transition: all var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--orange);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(255,102,0,0.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select { cursor: pointer; }
.form-submit { width: 100%; padding: 14px; font-size: 0.95rem; border-radius: var(--radius); }
.form-note { font-size: 0.75rem; color: var(--text-light); margin-top: 14px; text-align: center; }
.map-section { padding: 0; line-height: 0; }
.map-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 360px;
  background: var(--bg-off);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow);
  color: var(--text-mid);
  font-size: 0.92rem;
  gap: 10px;
  flex-direction: column;
}
.faq-section { padding: 100px 0; background: var(--bg-off); }
.faq-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--border);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--orange); }
.faq-question {
  padding: 20px 24px;
  font-weight: 600;
  font-size: 0.93rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
  user-select: none;
}
.faq-question:hover { background: var(--bg-off); }
.faq-item.open .faq-question { color: var(--orange); }
.faq-chevron {
  width: 18px; height: 18px;
  transition: transform var(--transition);
  color: var(--text-light);
  flex-shrink: 0;
}
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--orange); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-item.open .faq-answer { max-height: 200px; }
.faq-answer p {
  padding: 0 24px 22px;
  color: var(--text-mid);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  .why-grid,
  .about-grid,
  .product-section-inner { grid-template-columns: 1fr; gap: 52px; }
  .product-section-inner.reverse { direction: ltr; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .project-card.large { grid-column: span 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .stats-bar .container { grid-template-columns: 1fr 1fr; }
  .stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.15); }
  .stat:nth-child(odd) { border-right: 1px solid rgba(255,255,255,0.15); }
  .stat:nth-last-child(-n+2) { border-bottom: none; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.large { grid-column: auto; }
  .gallery-grid { flex-wrap: wrap; }
  .gallery-col { flex: 1 1 45%; }
  .gallery-item.wide { grid-column: auto; }
  .gallery-item.tall { grid-row: auto; }
  .gallery-item.tall .gallery-img { height: 260px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 32px 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .nav-links {
    display: none;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 10px 14px;
    gap: 4px;
    border-top: 1px solid #e8e8e8;
    border-bottom: 1px solid #e8e8e8;
    box-shadow: 0 8px 24px rgba(0,0,0,0.07);
  }
  .nav-links a {
    width: 100%;
    padding: 11px 16px;
    border-radius: 8px;
    text-align: center;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .why-badge { left: 0; bottom: -20px; }
}
@media (max-width: 480px) {
  .stats-bar .container { grid-template-columns: 1fr; }
  .stat { border-right: none !important; }
  .gallery-col { flex: 1 1 100%; }
  .hero-cta { flex-direction: column; align-items: center; }
  .hero-content h1 { font-size: 2.6rem; }
}

/* Placeholder card color variants */
.project-card:nth-child(1) .project-img { background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%); }
.project-card:nth-child(2) .project-img { background: linear-gradient(135deg, #111 0%, #222 100%); }
.project-card:nth-child(3) .project-img { background: linear-gradient(135deg, #0f0f0f 0%, #1e1e1e 100%); }

/* Smooth fade-in animation for scroll */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}