/* ==========================================================================
   HYRAX FASTENERS — MAIN STYLESHEET
   Industrial dark theme · Yellow / Charcoal / Steel
   ========================================================================== */

/* --------------------------------------------------------------------
   1. DESIGN TOKENS
   -------------------------------------------------------------------- */
:root{
  /* Brand colors */
  --color-primary:       #FFC107; /*#FFC107;#e8740a    Industrial Yellow */
  --color-primary-light:  #FFD54F;
  --color-primary-dark:   #C8950A;
  --color-bg:             #121212;   /* Dark Charcoal */
  --color-bg-deep:        #0A0A0A;   /* Near-black */
  --color-surface:        #2D2D2D;   /* Steel Gray */
  --color-surface-2:      #1E1E1E;
  --color-surface-light:  #3A3A3A;
  --color-text:           #FFFFFF;
  --color-text-muted:     #ABABAB;
  --color-text-faint:     #777777;
  --color-border:         rgba(255,255,255,0.08);
  --color-border-strong:  rgba(255,255,255,0.14);
  --color-success:        #4CAF50;
  --color-overlay:        rgba(10,10,10,0.78);

  /* Typography */
  --font-display: 'Rajdhani', 'Oswald', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Roboto Mono', monospace;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Layout */
  --container-max: 1320px;
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --header-height: 84px;

  /* Shadows / glow */
  --shadow-card: 0 10px 40px rgba(0,0,0,0.45);
  --shadow-lift: 0 20px 60px rgba(0,0,0,0.55);
  --glow-primary: 0 0 24px rgba(255,193,7,0.35);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --t-fast: 0.2s;
  --t-med: 0.4s;
  --t-slow: 0.7s;
}

/* --------------------------------------------------------------------
   2. RESET & BASE
   -------------------------------------------------------------------- */
*,
*::before,
*::after{ box-sizing: border-box; }

html{
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body{
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a{
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-out);
}
a:hover{ color: var(--color-primary-light); }

ul, ol{ margin: 0; padding: 0; list-style: none; }

button{ font-family: inherit; cursor: pointer; }

/* Headings */
h1, h2, h3, h4, h5, h6{
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.01em;
  margin: 0 0 var(--space-sm);
  color: var(--color-text);
  text-transform: uppercase;
}

h1{ font-size: clamp(2.6rem, 5.5vw, 4.8rem); letter-spacing: 0.02em; }
h2{ font-size: clamp(2rem, 4vw, 3.1rem); }
h3{ font-size: clamp(1.35rem, 2.4vw, 1.9rem); }
h4{ font-size: clamp(1.1rem, 1.6vw, 1.4rem); }

p{ margin: 0 0 var(--space-sm); color: var(--color-text-muted); }

/* Focus visibility for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible{
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *{
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* --------------------------------------------------------------------
   3. LAYOUT HELPERS
   -------------------------------------------------------------------- */
.container-xl{
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section{
  padding: var(--space-2xl) 0;
  position: relative;
}

.section-sm{ padding: var(--space-xl) 0; }

.section--alt{ background-color: var(--color-bg-deep); }

.section--surface{ background-color: var(--color-surface-2); }

/* Eyebrow / label */
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.eyebrow::before{
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-primary);
}

.section-head{
  max-width: 760px;
  margin-bottom: var(--space-xl);
}

.section-head.center{
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head p{
  font-size: 1.05rem;
}

/* Blueprint grid background */
.bp-grid{
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,193,7,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,193,7,0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 75%);
}

/* Corner-bracket signature element */
.bracket-frame{
  position: relative;
}
.bracket-frame::before,
.bracket-frame::after,
.bracket-frame > .bracket-tl,
.bracket-frame > .bracket-br{
  content: '';
  position: absolute;
  width: 26px;
  height: 26px;
  border: 2px solid var(--color-primary);
  opacity: 0;
  transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out);
  z-index: 3;
}
.bracket-frame::before{
  top: -1px; left: -1px;
  border-right: none; border-bottom: none;
  transform: translate(8px, 8px);
}
.bracket-frame::after{
  bottom: -1px; right: -1px;
  border-left: none; border-top: none;
  transform: translate(-8px, -8px);
}
.bracket-frame:hover::before,
.bracket-frame:hover::after{
  opacity: 1;
  transform: translate(0,0);
}

/* Hex icon badge — bolt-head motif */
.hex-badge{
  --hex-size: 64px;
  width: var(--hex-size);
  height: calc(var(--hex-size) * 1.1547);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--color-surface), var(--color-surface-2));
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  flex-shrink: 0;
  transition: transform var(--t-med) var(--ease-out), background var(--t-med) var(--ease-out);
}
.hex-badge::after{
  content:'';
  position:absolute;
  inset: 3px;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  border: 1px solid rgba(255,193,7,0.25);
}
.hex-badge i, .hex-badge svg{
  color: var(--color-primary);
  font-size: 1.6rem;
  position: relative;
  z-index: 1;
}
.hex-badge--lg{ --hex-size: 84px; }
.hex-badge--lg i{ font-size: 2.1rem; }

/* Divider */
.divider{
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, var(--color-border-strong), transparent);
  border: 0;
  margin: var(--space-xl) 0;
}

/* --------------------------------------------------------------------
   4. BUTTONS
   -------------------------------------------------------------------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.95rem 2.1rem;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t-med) var(--ease-out), background var(--t-fast) var(--ease-out), color var(--t-fast) var(--ease-out), border-color var(--t-fast) var(--ease-out);
  position: relative;
  white-space: nowrap;
}

.btn-primary{
  background: var(--color-primary);
  color: var(--color-bg-deep);
  border-color: var(--color-primary);
}
.btn-primary:hover{
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-bg-deep);
  box-shadow: var(--glow-primary);
  transform: translateY(-2px);
}

.btn-outline{
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn-outline:hover{
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-ghost{
  background: rgba(255,255,255,0.05);
  color: var(--color-text);
  border-color: transparent;
  backdrop-filter: blur(8px);
}
.btn-ghost:hover{
  background: rgba(255,193,7,0.12);
  color: var(--color-primary);
}

.btn-sm{ padding: 0.65rem 1.4rem; font-size: 0.82rem; }
.btn-block{ width: 100%; }

.btn-icon{
  width: 52px; height: 52px;
  border-radius: 50%;
  padding: 0;
  flex-shrink: 0;
}

/* Magnetic button wrapper */
.magnetic{
  display: inline-block;
  will-change: transform;
}

/* --------------------------------------------------------------------
   5. HEADER / NAVIGATION
   -------------------------------------------------------------------- */
.site-header{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.4rem 0;
  transition: background var(--t-med) var(--ease-out), padding var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease-out);
  background: transparent;
}
.site-header.is-scrolled{
  background: rgba(18,18,18,0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 0.85rem 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.35);
  border-bottom: 1px solid var(--color-border);
}

.navbar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.brand{
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text);
}
.brand:hover{ color: var(--color-text); }
.brand .brand-mark{
  width: 42px; height: 42px;
  position: relative;
  flex-shrink: 0;
}
.brand .brand-mark svg{ width: 100%; height: 100%; }
.brand span{ color: var(--color-primary); }
.brand small{
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--color-text-faint);
  text-transform: uppercase;
  font-weight: 400;
  margin-top: 2px;
}

.nav-links{
  display: flex;
  align-items: center;
  gap: 2.1rem;
}
.nav-links > li > a{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  padding: 0.4rem 0;
  position: relative;
}
.nav-links > li > a::after{
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 2px;
  background: var(--color-primary);
  transition: width var(--t-med) var(--ease-out);
}
.nav-links > li > a:hover::after,
.nav-links > li.active > a::after{ width: 100%; }
.nav-links > li.active > a{ color: var(--color-primary); }

/* Dropdown */
.nav-item-dropdown{ position: relative; }
.nav-dropdown{
  position: absolute;
  top: calc(100% + 1.2rem);
  left: -1.2rem;
  min-width: 260px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.6rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out), visibility var(--t-med);
  box-shadow: var(--shadow-lift);
}
.nav-item-dropdown:hover .nav-dropdown{
  opacity: 1; visibility: visible; transform: translateY(0);
}
.nav-dropdown a{
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  text-transform: none;
  letter-spacing: normal;
  border-radius: var(--radius-sm);
}
.nav-dropdown a:hover{
  background: rgba(255,193,7,0.08);
  color: var(--color-primary);
}
.nav-dropdown a i{ color: var(--color-primary); font-size: 0.85rem; width: 18px; }

.nav-cta{ display: flex; align-items: center; gap: 1rem; }
.nav-phone{
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-text);
}
.nav-phone i{ color: var(--color-primary); }

/* Mobile nav toggle */
.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  align-items: center;
}
.nav-toggle span{
  display: block;
  width: 20px; height: 2px;
  background: var(--color-text);
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.nav-toggle.is-active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2){ opacity: 0; }
.nav-toggle.is-active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* --------------------------------------------------------------------
   6. HERO
   -------------------------------------------------------------------- */
.hero{
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
  background: radial-gradient(ellipse at 75% 30%, rgba(255,193,7,0.10), transparent 55%), linear-gradient(160deg, var(--color-bg) 0%, var(--color-bg-deep) 100%);
}

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

.hero .container-xl{
  position: relative;
  z-index: 2;
}

.hero-grid{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero-content .eyebrow{ margin-bottom: var(--space-md); }

.hero h1{
  margin-bottom: var(--space-md);
}
.hero h1 .line{
  display: block;
  overflow: hidden;
}
.hero h1 .accent{ color: var(--color-primary); }

.hero-sub{
  font-size: 1.15rem;
  max-width: 540px;
  margin-bottom: var(--space-lg);
}

.hero-cta{
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
  margin-bottom: var(--space-xl);
}

.hero-trust{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
}
.hero-trust .trust-item{
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}
.hero-trust .trust-item i{ color: var(--color-primary); font-size: 1.1rem; }

.hero-visual{
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-visual .visual-frame{
  position: relative;
  width: 100%;
  aspect-ratio: 1/1;
  max-width: 540px;
}
.hero-visual .visual-glow{
  position: absolute;
  inset: 8%;
  background: radial-gradient(circle, rgba(255,193,7,0.22), transparent 70%);
  filter: blur(30px);
  z-index: 0;
}
.hero-visual svg{
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
}
.hero-visual .floating-card{
  position: absolute;
  background: rgba(45,45,45,0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-card);
  z-index: 2;
}
.hero-visual .floating-card strong{
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}
.hero-visual .fc-1{ top: 8%; left: -6%; }
.hero-visual .fc-2{ bottom: 10%; right: -4%; }

.scroll-cue{
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  z-index: 2;
}
.scroll-cue .scroll-line{
  width: 1px; height: 46px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  position: relative;
  overflow: hidden;
}
.scroll-cue .scroll-line::after{
  content:'';
  position:absolute;
  top:-100%; left:0; right:0; height: 50%;
  background: var(--color-primary);
  animation: scrollDrip 2.2s var(--ease-soft) infinite;
}
@keyframes scrollDrip{
  0%{ top: -50%; }
  60%{ top: 100%; }
  100%{ top: 100%; }
}

/* Page header (non-home pages) */
.page-hero{
  position: relative;
  padding: calc(var(--header-height) + 5rem) 0 5rem;
  background: linear-gradient(160deg, var(--color-bg) 0%, var(--color-bg-deep) 100%);
  overflow: hidden;
}
.page-hero .container-xl{ position: relative; z-index: 2; }
.page-hero h1{ margin-bottom: var(--space-xs); }
.breadcrumb-trail{
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}
.breadcrumb-trail a{ color: var(--color-text-muted); }
.breadcrumb-trail a:hover{ color: var(--color-primary); }
.breadcrumb-trail .sep{ color: var(--color-text-faint); }
.breadcrumb-trail .current{ color: var(--color-primary); }
.page-hero-desc{ max-width: 680px; font-size: 1.05rem; }

/* --------------------------------------------------------------------
   7. CARDS
   -------------------------------------------------------------------- */
.card{
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
}
.card:hover{
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: var(--color-border-strong);
}

/* Feature card (Why choose) */
.feature-card{
  background: linear-gradient(160deg, var(--color-surface) 0%, var(--color-surface-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  height: 100%;
  transition: transform var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.feature-card::before{
  content:'';
  position: absolute;
  top:0; left:0; right:0;
  height: 3px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med) var(--ease-out);
}
.feature-card:hover{
  transform: translateY(-6px);
  border-color: rgba(255,193,7,0.35);
}
.feature-card:hover::before{ transform: scaleX(1); }
.feature-card .hex-badge{ margin-bottom: var(--space-md); }
.feature-card h3{ margin-bottom: 0.6rem; font-size: 1.25rem; }
.feature-card p{ font-size: 0.95rem; margin-bottom: 0; }

/* Category card (product categories) */
.category-card{
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
}
.category-card:hover{
  transform: translateY(-8px);
  border-color: rgba(255,193,7,0.4);
}
.category-card .cat-media{
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(150deg, #1b1b1b 0%, #2d2d2d 60%, #232323 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.category-card .cat-media svg{
  width: 62%;
  height: 62%;
  transition: transform var(--t-slow) var(--ease-out);
  filter: drop-shadow(0 12px 24px rgba(0,0,0,0.5));
}
.category-card:hover .cat-media svg{ transform: scale(1.08) rotate(3deg); }
.category-card .cat-tag{
  position: absolute;
  top: 14px; left: 14px;
  background: rgba(18,18,18,0.7);
  border: 1px solid var(--color-border-strong);
  backdrop-filter: blur(6px);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.35rem 0.7rem;
  border-radius: 4px;
  color: var(--color-primary);
}
.category-card .cat-body{
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.category-card h3{ font-size: 1.2rem; margin-bottom: 0.5rem; }
.category-card p{ font-size: 0.92rem; flex-grow: 1; }
.category-card .cat-link{
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-top: var(--space-sm);
}
.category-card .cat-link i{
  transition: transform var(--t-fast) var(--ease-out);
}
.category-card:hover .cat-link i{ transform: translateX(5px); }

/* Filter chips */
.filter-bar{
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: var(--space-xl);
}
.filter-chip{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0.65rem 1.4rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--color-text-muted);
  transition: all var(--t-fast) var(--ease-out);
}
.filter-chip:hover{ border-color: var(--color-primary); color: var(--color-text); }
.filter-chip.is-active{
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-bg-deep);
}

/* Product search */
.product-toolbar{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}
.search-box{
  position: relative;
  flex: 1 1 320px;
  max-width: 420px;
}
.search-box input{
  width: 100%;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.1rem 0.85rem 2.8rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--t-fast) var(--ease-out);
}
.search-box input:focus{ border-color: var(--color-primary); outline: none; }
.search-box i{
  position: absolute;
  left: 1rem; top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-faint);
}
.no-results{
  text-align: center;
  padding: var(--space-2xl) 0;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  display: none;
}
.no-results.is-visible{ display: block; }

/* Industry card */
.industry-card{
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  padding: var(--space-lg);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: transform var(--t-med) var(--ease-out), background var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
}
.industry-card:hover{
  transform: translateY(-6px);
  border-color: rgba(255,193,7,0.35);
  background: linear-gradient(160deg, var(--color-surface-2), var(--color-surface));
}
.industry-card .hex-badge{ margin-bottom: 0.4rem; }
.industry-card h3{ font-size: 1.15rem; margin-bottom: 0.3rem; }
.industry-card p{ font-size: 0.9rem; margin-bottom: 0; }

/* Testimonial card */
.testimonial-card{
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.testimonial-card .stars{
  color: var(--color-primary);
  font-size: 0.95rem;
  margin-bottom: var(--space-sm);
  letter-spacing: 0.15em;
}
.testimonial-card p{
  font-style: italic;
  font-size: 0.97rem;
  flex-grow: 1;
}
.testimonial-card .t-author{
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}
.t-author .avatar{
  width: 46px; height: 46px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-bg-deep);
  flex-shrink: 0;
}
.t-author .name{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.t-author .role{
  font-size: 0.8rem;
  color: var(--color-text-faint);
}

/* --------------------------------------------------------------------
   8. STATS / COUNTERS
   -------------------------------------------------------------------- */
.stats-strip{
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
  overflow: hidden;
}
.stats-strip::before{
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(255,193,7,0.12), transparent 70%);
  pointer-events: none;
}
.stat-item{
  text-align: center;
  position: relative;
  z-index: 1;
}
.stat-item .stat-number{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  color: var(--color-primary);
  line-height: 1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.15rem;
}
.stat-item .stat-label{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}
.stat-item + .stat-item{ border-left: 1px solid var(--color-border); }

/* --------------------------------------------------------------------
   9. TIMELINE (manufacturing process)
   -------------------------------------------------------------------- */
.process-timeline{
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
  counter-reset: step;
}
.process-step{
  position: relative;
  padding-top: var(--space-md);
  border-top: 3px solid var(--color-border-strong);
  transition: border-color var(--t-med) var(--ease-out);
}
.process-step::before{
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  display: block;
  margin-bottom: 0.6rem;
}
.process-step::after{
  content:'';
  position: absolute;
  top: -3px; left: 0;
  width: 0; height: 3px;
  background: var(--color-primary);
  transition: width var(--t-slow) var(--ease-out);
}
.process-step.is-active::after{ width: 100%; }
.process-step h4{ margin-bottom: 0.4rem; }
.process-step p{ font-size: 0.88rem; margin-bottom: 0; }

/* --------------------------------------------------------------------
   10. FAQ ACCORDION
   -------------------------------------------------------------------- */
.faq-list{
  max-width: 860px;
}
.faq-item{
  border-bottom: 1px solid var(--color-border);
}
.faq-question{
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  background: none;
  border: none;
  color: var(--color-text);
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  text-transform: none;
  letter-spacing: 0.01em;
  padding: 1.35rem 0;
}
.faq-question .icon{
  flex-shrink: 0;
  width: 32px; height: 32px;
  border: 1px solid var(--color-border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: border-color var(--t-fast) var(--ease-out), background var(--t-fast) var(--ease-out);
}
.faq-question .icon::before,
.faq-question .icon::after{
  content:'';
  position: absolute;
  background: var(--color-text);
  transition: transform var(--t-med) var(--ease-out), background var(--t-med) var(--ease-out);
}
.faq-question .icon::before{ width: 12px; height: 2px; }
.faq-question .icon::after{ width: 2px; height: 12px; }
.faq-item.is-open .faq-question .icon{ background: var(--color-primary); border-color: var(--color-primary); }
.faq-item.is-open .faq-question .icon::after{ transform: rotate(90deg); background: var(--color-bg-deep); }
.faq-item.is-open .faq-question .icon::before{ background: var(--color-bg-deep); }
.faq-answer{
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-med) var(--ease-out);
}
.faq-answer-inner{
  padding-bottom: 1.4rem;
  font-size: 0.97rem;
  max-width: 720px;
}
.faq-item.is-open .faq-answer{ max-height: 320px; }

/* --------------------------------------------------------------------
   11. FORMS
   -------------------------------------------------------------------- */
.form-card{
  background: linear-gradient(160deg, var(--color-surface) 0%, var(--color-surface-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}
.form-row{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}
.form-group{
  margin-bottom: var(--space-md);
  position: relative;
}
.form-group label{
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}
.form-group .req{ color: var(--color-primary); }
.form-control{
  width: 100%;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.96rem;
  transition: border-color var(--t-fast) var(--ease-out), background var(--t-fast) var(--ease-out);
}
.form-control:focus{
  border-color: var(--color-primary);
  outline: none;
  background: rgba(0,0,0,0.35);
  color:white;
}
textarea.form-control{ resize: vertical; min-height: 130px; }
select.form-control{
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath fill='%23FFC107' d='M1 1l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}
.form-foot-note{
  font-size: 0.8rem;
  color: var(--color-text-faint);
  margin-top: 0.6rem;
}
.form-success, .form-error{
  display: none;
  align-items: center;
  gap: 0.7rem;
  padding: 1rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  margin-top: var(--space-md);
}
.form-success{ background: rgba(76,175,80,0.12); border: 1px solid rgba(76,175,80,0.4); color: #8BD68F; }
.form-error{ background: rgba(244,67,54,0.12); border: 1px solid rgba(244,67,54,0.4); color: #F4A19B; }
.form-success.is-visible, .form-error.is-visible{ display: flex; }

/* Checkbox / consent */
.form-check{
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.form-check input{ margin-top: 4px; accent-color: var(--color-primary); }

/* Newsletter */
.newsletter-box{
  background: linear-gradient(135deg, rgba(255,193,7,0.12), rgba(45,45,45,0.4));
  border: 1px solid rgba(255,193,7,0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
}
.newsletter-form{
  display: flex;
  max-width: 520px;
  margin: var(--space-md) auto 0;
  gap: 0.8rem;
}
.newsletter-form input{ flex-grow: 1; }

/* --------------------------------------------------------------------
   12. FOOTER
   -------------------------------------------------------------------- */
.site-footer{
  background: var(--color-bg-deep);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2xl);
}
.footer-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
}
.footer-brand .brand{ margin-bottom: var(--space-sm); }
.footer-brand p{ font-size: 0.92rem; max-width: 320px; }
.footer-social{
  display: flex;
  gap: 0.7rem;
  margin-top: var(--space-md);
}
.footer-social a{
  width: 40px; height: 40px;
  border: 1px solid var(--color-border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  transition: all var(--t-fast) var(--ease-out);
}
.footer-social a:hover{
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-bg-deep);
  transform: translateY(-3px);
}
.footer-col h5{
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}
.footer-col ul li{ margin-bottom: 0.7rem; }
.footer-col ul li a{
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color var(--t-fast) var(--ease-out), padding-left var(--t-fast) var(--ease-out);
}
.footer-col ul li a:hover{ color: var(--color-primary); padding-left: 4px; }
.footer-contact li{
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.footer-contact li i{ color: var(--color-primary); margin-top: 3px; }
.footer-bottom{
  border-top: 1px solid var(--color-border);
  padding: 1.4rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.84rem;
  color: var(--color-text-faint);
}
.footer-bottom-links{ display: flex; gap: 1.5rem; }
.footer-bottom-links a{ color: var(--color-text-faint); }
.footer-bottom-links a:hover{ color: var(--color-primary); }

/* --------------------------------------------------------------------
   13. STICKY WIDGETS
   -------------------------------------------------------------------- */
.sticky-actions{
  position: fixed;
  right: var(--space-md);
  bottom: var(--space-md);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  align-items: flex-end;
}
.sticky-btn{
  width: 58px; height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-bg-deep);
  box-shadow: var(--shadow-card);
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t-fast) var(--ease-out);
  position: relative;
}
.sticky-btn:hover{ transform: scale(1.08) translateY(-2px); }
.sticky-btn.call-btn{ background: var(--color-primary); }
.sticky-btn.whatsapp-btn{ background: #25D366; color: #07330F; }
.sticky-btn.quote-btn{
  width: auto;
  border-radius: 999px;
  padding: 0 1.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  gap: 0.6rem;
  background: var(--color-text);
}
.sticky-btn .ping{
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid currentColor;
  opacity: 0.6;
  animation: pingRing 2.4s var(--ease-soft) infinite;
}
@keyframes pingRing{
  0%{ transform: scale(1); opacity: 0.6; }
  100%{ transform: scale(1.6); opacity: 0; }
}

.back-to-top{
  width: 46px; height: 46px;
  border-radius: 50%;
  background: rgba(45,45,45,0.7);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--t-fast) var(--ease-out);
}
.back-to-top.is-visible{ opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover{ background: var(--color-primary); color: var(--color-bg-deep); }

/* Top utility bar */
.top-bar{
  background: var(--color-bg-deep);
  border-bottom: 1px solid var(--color-border);
  padding: 0.55rem 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}
.top-bar .container-xl{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.top-bar-left, .top-bar-right{ display: flex; gap: var(--space-lg); align-items: center; flex-wrap: wrap; }
.top-bar a{ color: var(--color-text-muted); display: inline-flex; align-items: center; gap: 0.5rem; }
.top-bar a:hover{ color: var(--color-primary); }
.top-bar i{ color: var(--color-primary); }

/* --------------------------------------------------------------------
   14. MODAL (Request Quote)
   -------------------------------------------------------------------- */
.modal-overlay{
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,0.78);
  backdrop-filter: blur(6px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-med) var(--ease-out), visibility var(--t-med);
  padding: var(--space-md);
}
.modal-overlay.is-open{ opacity: 1; visibility: visible; }
.modal-box{
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  max-width: 620px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-lg);
  position: relative;
  transform: translateY(30px) scale(0.97);
  transition: transform var(--t-med) var(--ease-out);
}
.modal-overlay.is-open .modal-box{ transform: translateY(0) scale(1); }
.modal-close{
  position: absolute;
  top: 1.2rem; right: 1.2rem;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--t-fast) var(--ease-out);
}
.modal-close:hover{ background: var(--color-primary); color: var(--color-bg-deep); }
.modal-box h3{ margin-bottom: 0.3rem; }
.modal-box .modal-sub{ margin-bottom: var(--space-md); font-size: 0.9rem; }

/* --------------------------------------------------------------------
   15. CTA BANNER
   -------------------------------------------------------------------- */
.cta-banner{
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, #1c1c1c 0%, #2d2d2d 50%, #1c1c1c 100%);
  border: 1px solid var(--color-border);
  padding: var(--space-2xl) var(--space-xl);
  overflow: hidden;
  text-align: center;
}
.cta-banner::before{
  content:'';
  position: absolute;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(255,193,7,0.18), transparent 70%);
  top: -120px; left: -120px;
}
.cta-banner::after{
  content:'';
  position: absolute;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(255,193,7,0.1), transparent 70%);
  bottom: -100px; right: -80px;
}
.cta-banner .eyebrow{ justify-content: center; }
.cta-banner h2{ max-width: 760px; margin: 0 auto var(--space-sm); position: relative; z-index: 1; }
.cta-banner p{ max-width: 600px; margin: 0 auto var(--space-lg); position: relative; z-index: 1; }
.cta-banner .hero-cta{ justify-content: center; position: relative; z-index: 1; }

/* --------------------------------------------------------------------
   16. PRODUCT DETAIL PAGE
   -------------------------------------------------------------------- */
.product-layout{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}
.product-gallery{ position: sticky; top: calc(var(--header-height) + 1.5rem); }
.gallery-main{
  background: linear-gradient(150deg, #1b1b1b 0%, #2d2d2d 60%, #232323 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  aspect-ratio: 1/1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  position: relative;
}
.gallery-main svg{ width: 70%; height: 70%; }
.gallery-thumbs{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.gallery-thumbs button{
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  aspect-ratio: 1/1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem;
  transition: border-color var(--t-fast) var(--ease-out);
}
.gallery-thumbs button.is-active,
.gallery-thumbs button:hover{ border-color: var(--color-primary); }
.gallery-thumbs svg{ width: 100%; height: 100%; }

.product-info .eyebrow{ margin-bottom: var(--space-xs); }
.product-info h1{ font-size: clamp(2.1rem, 4vw, 3rem); margin-bottom: 0.6rem; }
.product-info .product-lead{ font-size: 1.05rem; margin-bottom: var(--space-md); }
.product-info .price-note{
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-primary);
  border: 1px dashed rgba(255,193,7,0.4);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  margin-bottom: var(--space-md);
  display: inline-block;
}
.quick-specs{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-bottom: var(--space-lg);
}
.quick-specs .qs-item{
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
}
.quick-specs .qs-label{
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 0.25rem;
}
.quick-specs .qs-value{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
}
.product-info .hero-cta{ margin-bottom: 0; }

/* Tabs */
.tab-nav{
  display: flex;
  gap: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
  overflow-x: auto;
}
.tab-nav button{
  background: none;
  border: none;
  padding: 1rem 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease-out), border-color var(--t-fast) var(--ease-out);
}
.tab-nav button.is-active,
.tab-nav button:hover{ color: var(--color-primary); border-color: var(--color-primary); }
.tab-panel{ display: none; }
.tab-panel.is-active{ display: block; }

.feature-list li{
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.96rem;
  color: var(--color-text-muted);
}
.feature-list li:last-child{ border-bottom: none; }
.feature-list li i{ color: var(--color-primary); margin-top: 4px; }

/* Specs table */
.specs-table{
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.specs-table th, .specs-table td{
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border);
}
.specs-table th{
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  width: 40%;
}
.specs-table td{ font-family: var(--font-mono); color: var(--color-text); }
.specs-table tr:nth-child(odd){ background: rgba(255,255,255,0.015); }

/* Applications chips */
.app-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}
.app-chip{
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: 0.95rem;
  transition: border-color var(--t-fast) var(--ease-out);
}
.app-chip:hover{ border-color: rgba(255,193,7,0.4); }
.app-chip i{ color: var(--color-primary); font-size: 1.3rem; }

/* Related products */
.related-products{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

/* --------------------------------------------------------------------
   17. ABOUT PAGE
   -------------------------------------------------------------------- */
.about-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}
.about-visual{
  position: relative;
}
.about-visual .av-frame{
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(150deg, #1b1b1b 0%, #2d2d2d 60%, #232323 100%);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-visual .av-frame svg{ width: 70%; }
.about-visual .av-badge{
  position: absolute;
  bottom: -1.5rem; left: -1.5rem;
  background: var(--color-primary);
  color: var(--color-bg-deep);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.8rem;
  font-family: var(--font-display);
  box-shadow: var(--shadow-lift);
}
.about-visual .av-badge .num{ font-size: 2.2rem; font-weight: 800; line-height: 1; display: block; }
.about-visual .av-badge .lbl{ font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; }

.mv-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}
.mv-card{
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}
.mv-card .hex-badge{ margin-bottom: var(--space-md); }

/* Infrastructure list */
.infra-list{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
.infra-item{
  display: flex;
  gap: var(--space-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.infra-item .num{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--color-primary);
  line-height: 1;
}

/* --------------------------------------------------------------------
   18. QUALITY PAGE
   -------------------------------------------------------------------- */
.checklist{
  display: grid;
  gap: 0.9rem;
}
.checklist li{
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  font-size: 0.98rem;
  color: var(--color-text-muted);
}
.checklist li .check{
  flex-shrink: 0;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(255,193,7,0.12);
  border: 1px solid rgba(255,193,7,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 0.8rem;
  margin-top: 2px;
}

.standards-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-md);
}
.standard-badge{
  text-align: center;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-sm);
  transition: border-color var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.standard-badge:hover{ border-color: var(--color-primary); transform: translateY(-4px); }
.standard-badge .code{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--color-primary);
}
.standard-badge .desc{ font-size: 0.78rem; color: var(--color-text-faint); margin-top: 0.3rem; }

/* --------------------------------------------------------------------
   19. CONTACT PAGE
   -------------------------------------------------------------------- */
.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: var(--space-2xl);
}
.contact-info-card{
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}
.contact-info-list li{
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}
.contact-info-list li:last-child{ border-bottom: none; }
.contact-info-list .hex-badge{ flex-shrink: 0; }
.contact-info-list h4{ margin-bottom: 0.3rem; font-size: 1rem; }
.contact-info-list p{ margin-bottom: 0; font-size: 0.92rem; }

.map-frame{
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 16/9;
  filter: grayscale(0.4) contrast(1.1) invert(0.92) ;
}
.map-frame iframe{ width: 100%; height: 100%; border: 0; display: block; }

/* --------------------------------------------------------------------
   20. UTILITIES
   -------------------------------------------------------------------- */
.text-primary{ color: var(--color-primary) !important; }
.text-muted-custom{ color: var(--color-text-muted) !important; }
.mb-0{ margin-bottom: 0 !important; }
.gap-grid-3{ display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.gap-grid-2{ display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.gap-grid-4{ display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }

/* --------------------------------------------------------------------
   21. RESPONSIVE
   -------------------------------------------------------------------- */
@media (max-width: 1199px){
  .footer-grid{ grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
  .process-timeline{ grid-template-columns: repeat(3, 1fr); }
  .stats-strip{ grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
  .stat-item:nth-child(3){ border-left: none; }
}

@media (max-width: 991px){
  :root{ --header-height: 76px; }
  .nav-links, .nav-cta .nav-phone{ display: none; }
  .nav-toggle{ display: flex; }
  .hero-grid, .about-grid, .product-layout, .contact-grid{
    grid-template-columns: 1fr;
  }
  .hero-visual{ order: -1; max-width: 420px; margin: 0 auto var(--space-lg); }
  .gap-grid-3, .gap-grid-4, .related-products{ grid-template-columns: repeat(2, 1fr); }
  .infra-list, .mv-grid{ grid-template-columns: 1fr; }
  .product-gallery{ position: relative; top: 0; }
}

@media (max-width: 767px){
  .section{ padding: var(--space-xl) 0; }
  .stats-strip{ grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(even){ border-left: none; }
  .process-timeline{ grid-template-columns: repeat(2, 1fr); }
  .gap-grid-2, .gap-grid-3, .gap-grid-4, .related-products{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .footer-bottom{ flex-direction: column; text-align: center; }
  .top-bar .container-xl{ justify-content: center; text-align: center; }
  .newsletter-form{ flex-direction: column; }
  .sticky-actions{ right: var(--space-sm); bottom: var(--space-sm); }
  .sticky-btn{ width: 50px; height: 50px; font-size: 1.3rem; }
  .sticky-btn.quote-btn span{ display: none; }
  .sticky-btn.quote-btn{ width: 50px; padding: 0; }
}

@media (max-width: 575px){
  .process-timeline{ grid-template-columns: 1fr 1fr; }
  .quick-specs{ grid-template-columns: 1fr; }
  h1{ font-size: clamp(2.1rem, 9vw, 3rem); }
}