/* ==========================================================================
   PROHYGIENIC — Core Design System
   Swiss Premium Professional Hygiene
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES
   -------------------------------------------------------------------------- */

:root {
  /* Colors */
  --color-primary:       #0A7F99;
  --color-primary-dark:  #076880;
  --color-primary-light: #0E98B5;
  --color-accent:        #00B8B0;
  --color-accent-dark:   #009990;
  --color-white:         #FFFFFF;
  --color-off-white:     #F7F8FA;
  --color-ice:           #EEF4F6;
  --color-ice-dark:      #E3EDF0;
  --color-text:          #1A2535;
  --color-text-mid:      #4A5568;
  --color-text-light:    #8899A8;
  --color-line:          #DDE4EA;
  --color-line-light:    #EEF2F5;
  --color-overlay:       rgba(10, 20, 30, 0.35);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* Font Sizes */
  --text-xs:   0.75rem;     /* 12px */
  --text-sm:   0.8125rem;   /* 13px */
  --text-base: 1.0625rem;   /* 17px */
  --text-lg:   1.125rem;    /* 18px */
  --text-xl:   1.25rem;     /* 20px */
  --text-2xl:  1.5rem;      /* 24px */
  --text-3xl:  1.875rem;    /* 30px */
  --text-4xl:  2.5rem;      /* 40px */
  --text-5xl:  3.5rem;      /* 56px */
  --text-6xl:  4.5rem;      /* 72px */
  --text-7xl:  5.5rem;      /* 88px */

  /* Spacing Scale */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --space-40: 10rem;

  /* Section Rhythm */
  --section-padding-y:    9rem;
  --section-padding-y-md: 6rem;
  --section-padding-y-sm: 4rem;
  --container-max:     1320px;
  --container-padding: clamp(1.5rem, 5vw, 5rem);

  /* Border Radius — sharp luxury */
  --radius-sm: 2px;
  --radius:    4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  /* Transitions */
  --transition-fast:      150ms ease;
  --transition:           300ms ease;
  --transition-slow:      600ms ease;
  --transition-very-slow: 1000ms ease;

  /* Shadows — cold, minimal */
  --shadow-sm: 0 1px 3px rgba(10,20,35,0.06), 0 1px 2px rgba(10,20,35,0.04);
  --shadow:    0 4px 12px rgba(10,20,35,0.08), 0 2px 4px rgba(10,20,35,0.04);
  --shadow-md: 0 8px 24px rgba(10,20,35,0.10), 0 4px 8px rgba(10,20,35,0.06);
  --shadow-lg: 0 16px 40px rgba(10,20,35,0.12), 0 8px 16px rgba(10,20,35,0.06);

  /* Z-Index Stack */
  --z-header:  1000;
  --z-overlay: 2000;
  --z-modal:   3000;
}

/* --------------------------------------------------------------------------
   2. MODERN CSS RESET
   -------------------------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

::selection {
  background: rgba(10, 127, 153, 0.18);
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   3. TYPOGRAPHY SCALE
   -------------------------------------------------------------------------- */

h1 { font-size: clamp(2.375rem, 6vw, 5.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.375rem, 2.5vw, 2.125rem); }
h4 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
  line-height: 1.75;
  color: var(--color-text-mid);
}

.lead {
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  line-height: 1.7;
  color: var(--color-text-mid);
  font-weight: 400;
}

.label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

.overline {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.overline::before {
  content: '';
  display: inline-block;
  width: 2rem;
  height: 1px;
  background: var(--color-accent);
  flex-shrink: 0;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.875em;
  letter-spacing: 0.04em;
}

/* --------------------------------------------------------------------------
   4. LAYOUT UTILITIES
   -------------------------------------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.container-narrow {
  width: 100%;
  max-width: 960px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.container-wide {
  width: 100%;
  max-width: 1600px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* --------------------------------------------------------------------------
   5. SECTIONS
   -------------------------------------------------------------------------- */

.section {
  padding-block: var(--section-padding-y);
}

.section-white     { background-color: var(--color-white); }
.section-off-white { background-color: var(--color-off-white); }
.section-ice       { background-color: var(--color-ice); }
.section-dark      { background-color: var(--color-text); color: var(--color-white); }
.section-primary   { background-color: var(--color-primary); color: var(--color-white); }

.section-header {
  margin-bottom: var(--space-16);
}

.section-header.centered {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.section-dark .section-title,
.section-primary .section-title {
  color: var(--color-white);
}

.section-description {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-text-mid);
  max-width: 600px;
}

.section-dark .section-description,
.section-primary .section-description {
  color: rgba(255, 255, 255, 0.72);
}

.section-header.centered .section-description {
  margin-inline: auto;
}

.section-divider {
  width: 100%;
  height: 1px;
  background: var(--color-line);
  border: none;
  margin-block: 0;
}

/* --------------------------------------------------------------------------
   6. HEADER
   -------------------------------------------------------------------------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: 1.5rem 2rem;
  transition:
    background 400ms ease,
    padding 300ms ease,
    backdrop-filter 400ms ease,
    border-bottom-color 400ms ease,
    box-shadow 400ms ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--color-line-light);
  box-shadow: 0 2px 20px rgba(10, 20, 35, 0.06);
}

.site-header.hero-transparent {
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* Fallback for browsers without backdrop-filter */
@supports not (backdrop-filter: blur(1px)) {
  .site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
  }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  gap: var(--space-8);
  position: relative;
}

/* Swiss Quality Badge */
.swiss-badge-wrapper {
  position: relative;
  width: 28px;
  height: 36px;
  display: flex;
  align-items: flex-start;
  flex-shrink: 0;
}

.swiss-badge {
  position: absolute;
  top: -1.5rem; /* Aligns exactly with transparent header top padding */
  left: 0;
  width: 28px;
  height: 38px;
  z-index: 1010;
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1), top 300ms ease, width 300ms ease, height 300ms ease;
  transform-origin: top;
  filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.18));
}

.site-header.scrolled .swiss-badge {
  top: -1rem; /* Aligns exactly with scrolled header top padding */
}

.swiss-badge:hover {
  transform: translateY(3px) scaleY(1.05);
}

@media (max-width: 768px) {
  .swiss-badge-wrapper {
    width: 20px;
    height: 36px;
  }
  .swiss-badge {
    top: -1.25rem; /* Aligns with mobile header top padding */
    width: 20px;
    height: 28px;
  }
  .site-header.scrolled .swiss-badge {
    top: -0.875rem; /* Aligns with mobile scrolled header top padding */
  }
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo-img {
  height: 48px;
  max-height: 48px;
  width: auto;
  min-width: 48px; /* Safe dimension guard for vector graphics inside flexbox */
  display: block;
  transition: filter var(--transition);
}

/* Force dark text/brand SVG logos to pure white in the dark footer automatically */
.site-footer .footer-logo-img {
  height: 48px;
  max-height: 48px;
  width: auto;
  min-width: 48px; /* Safe dimension guard for SVG logos */
  display: block;
  filter: brightness(0) invert(1);
}

.site-logo-mark {
  width: 32px;
  height: 32px;
  position: relative;
  flex-shrink: 0;
}

.site-logo-mark svg {
  width: 100%;
  height: 100%;
}

.site-logo-text {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  transition: color var(--transition);
  line-height: 1;
}

.site-logo-sub {
  display: block;
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-top: 2px;
}

/* Primary Navigation */
.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex: 1;
  justify-content: center;
}

.site-nav a {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  text-decoration: none;
  padding-block: var(--space-2);
  position: relative;
  transition: color var(--transition);
  white-space: nowrap;
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 350ms ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary);
}

.site-nav a:hover::after,
.site-nav a.active::after {
  transform: scaleX(1);
}



/* Dropdown nav item */
.nav-item-dropdown {
  position: relative;
}

.nav-item-dropdown > a::before {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid var(--color-primary);
  opacity: 0;
  transition: opacity var(--transition);
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 1.5rem);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: var(--space-3) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity 250ms ease, transform 250ms ease, visibility 250ms ease;
  pointer-events: none;
}

.nav-item-dropdown:hover .nav-dropdown,
.nav-item-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.nav-item-dropdown:hover > a::before {
  opacity: 1;
}

.nav-dropdown a {
  display: block;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text-mid);
  text-transform: none;
  transition: color var(--transition), background var(--transition);
}

.nav-dropdown a::after {
  display: none;
}

.nav-dropdown a:hover {
  color: var(--color-primary);
  background: var(--color-ice);
}

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-shrink: 0;
}

/* Language switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 1px;
}

.lang-switcher a {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  text-decoration: none;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
}

.lang-switcher a.active {
  color: var(--color-primary);
}

.lang-switcher a:hover {
  color: var(--color-primary);
}



.lang-sep {
  display: inline-block;
  width: 1px;
  height: 10px;
  background: var(--color-line);
  margin-inline: 2px;
}



/* Hamburger toggle */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 36px;
  height: 36px;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.hamburger:hover {
  background: var(--color-ice);
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-text);
  border-radius: 1px;
  transform-origin: center;
  transition: transform 350ms ease, opacity 300ms ease, width 300ms ease;
}



.hamburger.open .hamburger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.hamburger.open .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.open .hamburger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   7. MOBILE NAV OVERLAY
   -------------------------------------------------------------------------- */

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) + 1);
  background: rgba(26, 37, 53, 0.98);
  display: flex;
  flex-direction: column;
  padding: var(--space-10) var(--container-padding);
  opacity: 0;
  visibility: hidden;
  transition: opacity 400ms ease, visibility 400ms ease;
  overflow-y: auto;
}

.mobile-nav.open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-16);
}

.mobile-nav-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  color: var(--color-white);
  font-size: 1.25rem;
  cursor: pointer;
  background: none;
  transition: background var(--transition), border-color var(--transition);
}

.mobile-nav-close:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.3);
}

.mobile-nav-links {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  text-decoration: none;
  color: rgba(255, 255, 255, 0.85);
  font-size: clamp(1.25rem, 4vw, 1.875rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  transition: color var(--transition);
}

.mobile-nav-link:hover {
  color: var(--color-white);
}

.mobile-nav-link span {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.mobile-nav-footer {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-footer .lang-switcher a {
  color: rgba(255, 255, 255, 0.45);
}

.mobile-nav-footer .lang-sep {
  background: rgba(255, 255, 255, 0.15);
}

/* --------------------------------------------------------------------------
   8. BUTTONS
   -------------------------------------------------------------------------- */

/* Base shared properties */
.btn-primary,
.btn-secondary,
.btn-ghost,
.btn-header,
.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition), gap var(--transition);
  white-space: nowrap;
  line-height: 1;
}

/* Primary — solid teal */
.btn-primary {
  padding: 0.875rem 2rem;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--color-primary);
}

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

.btn-primary:active {
  transform: translateY(1px);
}

.btn-primary.btn-sm {
  padding: 0.625rem 1.375rem;
  font-size: 11px;
}

.btn-primary.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: var(--text-sm);
}

/* Secondary — white outline on dark bg */
.btn-secondary {
  padding: 0.875rem 2rem;
  background: transparent;
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.45);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.75);
}

/* Ghost — underline style */
.btn-ghost {
  padding: 0.75rem 0;
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  border-bottom: 1px solid var(--color-primary);
  border-radius: 0;
  background: none;
  gap: 0.625rem;
}

.btn-ghost:hover {
  gap: 1rem;
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-primary-dark);
}

.btn-ghost::after {
  content: '→';
  display: inline-block;
  transition: transform var(--transition);
}

.btn-ghost:hover::after {
  transform: translateX(3px);
}

.btn-ghost.btn-ghost-white {
  color: var(--color-white);
  border-bottom-color: rgba(255, 255, 255, 0.5);
}

.btn-ghost.btn-ghost-white:hover {
  border-bottom-color: var(--color-white);
}

/* Header CTA */
.btn-header {
  padding: 0.625rem 1.25rem;
  background: transparent;
  color: var(--color-primary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
}

.btn-header:hover {
  background: var(--color-primary);
  color: var(--color-white);
}



/* Dark outline button (on light bg) */
.btn-outline-dark {
  padding: 0.875rem 2rem;
  background: transparent;
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--color-text);
}

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

/* Accent button */
.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  text-decoration: none;
}

.btn-accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

/* --------------------------------------------------------------------------
   9. HERO / SLIDER
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  background: var(--color-text);
}

.hero-slider {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1500ms ease;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide.leaving {
  opacity: 0;
}

.hero-video,
.hero-image {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  overflow: hidden;
}

.hero-video video,
.hero-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  max-width: none !important;
  max-height: none !important;
  object-fit: cover !important;
  object-position: center !important;
}

div.hero-image {
  background-color: #E2E8F0 !important;
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(10, 127, 153, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 184, 176, 0.1) 0%, transparent 50%),
    linear-gradient(135deg, #F1F5F9 0%, #CBD5E1 100%) !important;
  position: absolute;
  inset: 0;
}

div.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: center;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 20, 30, 0.08) 0%,
    rgba(10, 20, 30, 0.28) 40%,
    rgba(10, 20, 30, 0.52) 100%
  );
  pointer-events: none;
}

.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 var(--container-padding);
  max-width: var(--container-max);
  margin-inline: auto;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  padding-top: 8rem;
}

.hero-overline {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 800ms ease 300ms, transform 800ms ease 300ms;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-overline::before {
  content: '';
  display: inline-block;
  width: 2.5rem;
  height: 1px;
  background: var(--color-accent);
}

.hero-slide.active .hero-overline {
  opacity: 1;
  transform: translateY(0);
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.08;
  letter-spacing: -0.025em;
  max-width: 800px;
  margin-bottom: 1.75rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 900ms ease 500ms, transform 900ms ease 500ms;
}

.hero-slide.active .hero-title {
  opacity: 1;
  transform: translateY(0);
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: rgba(255, 255, 255, 0.78);
  max-width: 560px;
  line-height: 1.65;
  font-weight: 400;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 800ms ease 700ms, transform 800ms ease 700ms;
}

.hero-slide.active .hero-subtitle {
  opacity: 1;
  transform: translateY(0);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  transition: opacity 700ms ease 900ms;
}

.hero-slide.active .hero-actions {
  opacity: 1;
}

/* Slider controls bar */
.hero-controls {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 4rem);
  max-width: var(--container-max);
  display: flex;
  align-items: center;
  gap: 2rem;
  pointer-events: none;
}

.hero-progress-bar {
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.18);
  position: relative;
  overflow: hidden;
  border-radius: 1px;
}

.hero-progress-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: var(--color-accent);
  width: 0%;
}

.hero-counter {
  font-size: 11px;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.55);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.hero-nav-btns {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  pointer-events: all;
}

.hero-nav-btn {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  background: none;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
  font-size: 0.875rem;
}

.hero-nav-btn:hover {
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

/* Scroll indicator */
.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255, 255, 255, 0.45);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
}

.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  animation: scrollDrop 1.8s ease infinite;
}

@keyframes scrollDrop {
  0%   { top: -100%; }
  100% { top: 100%; }
}

/* --------------------------------------------------------------------------
   10. BRAND STATEMENT SECTION
   -------------------------------------------------------------------------- */

.brand-statement {
  padding-block: var(--section-padding-y);
  text-align: center;
}

.brand-statement-inner {
  max-width: 960px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.brand-statement-text {
  font-size: clamp(1.75rem, 3.5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.brand-statement-text strong {
  font-weight: 700;
  color: var(--color-primary);
}

.brand-statement-text em {
  font-style: normal;
  color: var(--color-text-mid);
}

.brand-statement-meta {
  margin-top: var(--space-10);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-line);
}

.brand-stat-number {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  line-height: 1;
  display: block;
}

.brand-stat-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-top: var(--space-2);
  display: block;
}

/* --------------------------------------------------------------------------
   11. CATEGORY PANELS (Editorial)
   -------------------------------------------------------------------------- */

.category-panels {
  padding-block: var(--section-padding-y);
}

.category-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 560px;
  overflow: hidden;
}

.category-panel + .category-panel {
  border-top: 1px solid var(--color-line);
}

.category-panel.reverse {
  direction: rtl;
}

.category-panel.reverse > * {
  direction: ltr;
}

.category-panel-image {
  position: relative;
  overflow: hidden;
  background: var(--color-ice);
}

.category-panel-placeholder {
  width: 100%;
  height: 100%;
  background-color: #E2E8F0;
  background-image: 
    radial-gradient(at 0% 0%, rgba(10, 127, 153, 0.1) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(0, 184, 176, 0.08) 0px, transparent 50%),
    linear-gradient(135deg, rgba(255,255,255,0.4) 0%, transparent 100%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'%3E%3Cpath d='M0 0h20v20H0V0zm20 20h20v20H20V20z' fill='%23000000' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: background-color var(--transition);
}

.category-panel-placeholder::after {
  content: '';
  position: absolute;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(10, 127, 153, 0.35);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%230a7f99' stroke-width='1.5'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='m2.25 15.75 5.159-5.159a2.25 2.25 0 0 1 3.182 0l5.159 5.159m-1.5-1.5 1.409-1.409a2.25 2.25 0 0 1 3.182 0l2.909 2.909m-18 3.75h16.5a1.5 1.5 0 0 0 1.5-1.5V6a1.5 1.5 0 0 0-1.5-1.5H3.75A1.5 1.5 0 0 0 2.25 6v12a1.5 1.5 0 0 0 1.5 1.5Zm10.5-11.25h.008v.008h-.008V8.25Zm.375 0a.375.375 0 1 1-.75 0 .375.375 0 0 1 .75 0Z'/%3E%3C/svg%3E");
  background-size: 24px;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.65;
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1), border-color var(--transition), opacity var(--transition);
}

.category-panel:hover .category-panel-placeholder::after {
  transform: scale(1.08) rotate(3deg);
  border-color: rgba(10, 127, 153, 0.35);
  opacity: 0.9;
}

.category-panel-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 800ms ease;
}

.category-panel:hover .category-panel-image img {
  transform: scale(1.04);
}

.category-panel-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-20) var(--space-16);
  background: var(--color-white);
}

.category-panel.bg-ice .category-panel-content {
  background: var(--color-ice);
}

.category-panel.bg-dark .category-panel-content {
  background: var(--color-text);
}

.category-panel.bg-dark .section-title,
.category-panel.bg-dark p {
  color: var(--color-white);
}

.category-panel.bg-dark p {
  color: rgba(255, 255, 255, 0.65);
}

.category-panel-number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-text-light);
  margin-bottom: var(--space-6);
}

.category-panel-title {
  font-size: clamp(1.625rem, 2.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.category-panel-desc {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-mid);
  margin-bottom: var(--space-8);
  max-width: 480px;
}

.category-panel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  background: var(--color-ice);
  color: var(--color-text-mid);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line);
}

.tag.tag-accent {
  background: rgba(0, 184, 176, 0.1);
  color: var(--color-accent-dark);
  border-color: rgba(0, 184, 176, 0.25);
}

/* --------------------------------------------------------------------------
   12. INDUSTRY GRID (Editorial)
   -------------------------------------------------------------------------- */

.industry-section {
  padding-block: var(--section-padding-y);
}

.industry-grid {
  display: flex;
  flex-direction: column;
}

.industry-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-line);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: padding-left var(--transition-slow);
  cursor: pointer;
}

.industry-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-accent);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 400ms ease;
}

.industry-item:first-child {
  border-top: 1px solid var(--color-line);
}

.industry-item:hover {
  padding-left: var(--space-5);
}

.industry-item:hover::before {
  transform: scaleY(1);
}

.industry-item-number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
}

.industry-item-name {
  font-size: clamp(1.25rem, 2vw, 1.875rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--color-text);
  transition: color var(--transition);
  line-height: 1.2;
}

.industry-item:hover .industry-item-name {
  color: var(--color-primary);
}

.industry-item-arrow {
  color: var(--color-text-light);
  font-size: 1.25rem;
  transition: transform var(--transition), color var(--transition);
  transform: translateX(-4px);
  opacity: 0;
}

.industry-item:hover .industry-item-arrow {
  transform: translateX(0);
  opacity: 1;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   13. TECHNOLOGY SECTION
   -------------------------------------------------------------------------- */

.tech-section {
  padding-block: var(--section-padding-y);
}

.tech-list {
  display: flex;
  flex-direction: column;
  counter-reset: tech-counter;
}

.tech-item {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: var(--space-6);
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--color-line);
  counter-increment: tech-counter;
}

.tech-item:first-child {
  border-top: 1px solid var(--color-line);
}

.tech-item-number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  font-weight: 500;
  padding-top: 4px;
}

.tech-item-number::before {
  content: counter(tech-counter, decimal-leading-zero);
}

.tech-item-body {}

.tech-item-header {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.tech-item-title {
  font-size: clamp(1.0625rem, 1.5vw, 1.375rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-text);
  line-height: 1.2;
}

.tech-item-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: rgba(0, 184, 176, 0.1);
  border: 1px solid rgba(0, 184, 176, 0.25);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.tech-item-desc {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-mid);
}

/* --------------------------------------------------------------------------
   14. LUXURY VISUAL BREAK
   -------------------------------------------------------------------------- */

.luxury-break {
  padding-block: var(--space-40);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.luxury-break-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 1;
  opacity: 0.12;
  filter: grayscale(100%) contrast(110%);
}

.luxury-break.dark {
  background: linear-gradient(135deg, #09121f 0%, var(--color-text) 50%, #152233 100%);
  position: relative;
}

.luxury-break.dark .luxury-break-bg {
  background-image: url('../images/slider_swiss.png');
}

.luxury-break.dark::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(10, 127, 153, 0.18) 0%, rgba(13, 21, 32, 0.95) 80%);
  z-index: 2;
}

.luxury-break .container {
  position: relative;
  z-index: 3;
}

.luxury-break-line {
  width: 80px;
  height: 1px;
  background: var(--color-accent);
  margin: 0 auto var(--space-10);
}

.luxury-break-headline {
  font-size: clamp(2.5rem, 6vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.0;
  color: var(--color-text);
  max-width: 900px;
  margin-inline: auto;
}

.luxury-break.dark .luxury-break-headline {
  color: var(--color-white);
}

.luxury-break.dark .luxury-break-line {
  background: var(--color-accent);
}

.luxury-break-sub {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-light);
  letter-spacing: 0.01em;
}

.luxury-break.dark .luxury-break-sub {
  color: rgba(255, 255, 255, 0.5);
}

/* --------------------------------------------------------------------------
   15. PRODUCT CARDS
   -------------------------------------------------------------------------- */

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-8);
}

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition-slow), transform var(--transition-slow);
  text-decoration: none;
  color: inherit;
}

.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.product-card-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-ice);
  position: relative;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms ease;
}

.product-card:hover .product-card-image img {
  transform: scale(1.05);
}

.product-card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-ice);
}

.product-card-image-placeholder svg {
  width: 48px;
  height: 48px;
  color: var(--color-line);
}

.product-card-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-card-category {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: var(--space-3);
}

.product-card-name {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.2;
}

.product-card-code {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-bottom: var(--space-4);
}

.product-card-desc {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-text-mid);
  margin-bottom: var(--space-6);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-line-light);
}

/* --------------------------------------------------------------------------
   16. FORMS (Minimal, line-only)
   -------------------------------------------------------------------------- */

.form-group {
  margin-bottom: var(--space-8);
  position: relative;
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: var(--space-3);
  transition: color var(--transition);
}

.form-group:focus-within .form-label {
  color: var(--color-primary);
}

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-line);
  border-radius: 0;
  padding: 0.75rem 0;
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--transition);
  -webkit-appearance: none;
  appearance: none;
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-bottom-color: var(--color-primary);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.7;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238899A8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0 center;
  padding-right: var(--space-6);
  cursor: pointer;
}

.form-error {
  font-size: var(--text-xs);
  color: #C0392B;
  margin-top: var(--space-2);
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-check-input {
  width: 16px;
  height: 16px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: transparent;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-check-label {
  font-size: var(--text-sm);
  color: var(--color-text-mid);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   17. FOOTER
   -------------------------------------------------------------------------- */

.site-footer {
  background: var(--color-text);
  color: rgba(255, 255, 255, 0.65);
  padding-top: var(--space-20);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {}

.footer-logo {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--space-4);
}

.footer-brand-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.5);
  max-width: 280px;
  margin-bottom: var(--space-8);
}

.footer-certifications {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-cert-badge {
  padding: 4px 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.footer-col-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  transition: color var(--transition);
  line-height: 1.4;
}

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

.footer-contact-item {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.footer-contact-item span:first-child {
  color: rgba(255, 255, 255, 0.25);
  flex-shrink: 0;
  font-size: 10px;
  padding-top: 3px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.footer-bottom-links a {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.35);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

.footer-bottom-links a:hover {
  color: rgba(255, 255, 255, 0.7);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.04em;
}

/* --------------------------------------------------------------------------
   18. SCROLL REVEAL ANIMATIONS
   -------------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }
.reveal-delay-5 { transition-delay: 500ms; }
.reveal-delay-6 { transition-delay: 600ms; }

.reveal-left {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Line draw animation */
.draw-line {
  width: 0;
  height: 1px;
  background: var(--color-primary);
  transition: width 1000ms ease;
}

.draw-line.revealed {
  width: 100%;
}

/* --------------------------------------------------------------------------
   19. ADMIN PANEL BASE
   -------------------------------------------------------------------------- */

/* (Full admin styles in /admin/assets/admin.css — but base vars carried over)  */

/* --------------------------------------------------------------------------
   20. UTILITY CLASSES
   -------------------------------------------------------------------------- */

.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }

.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.w-full { width: 100%; }

.hidden { display: none !important; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

.no-scroll { overflow: hidden; }

.divider {
  width: 60px;
  height: 1px;
  background: var(--color-line);
  margin-block: var(--space-8);
}

.divider.accent {
  background: var(--color-accent);
}

.divider.centered {
  margin-inline: auto;
}

/* Loading spinner */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 600ms linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* --------------------------------------------------------------------------
   21. RESPONSIVE — TABLET (768px)
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  :root {
    --section-padding-y: 6rem;
    --container-padding: 1.5rem;
  }

  .site-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .category-panel {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .category-panel.reverse {
    direction: ltr;
  }

  .category-panel-image {
    aspect-ratio: 16 / 9;
  }

  .category-panel-content {
    padding: var(--space-10) var(--space-8);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-statement-meta {
    gap: var(--space-8);
  }

  .industry-item {
    grid-template-columns: 60px 1fr auto;
    gap: var(--space-5);
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding-y: 4.5rem;
    --container-padding: 1.25rem;
  }

  .btn-header {
    display: none !important;
  }

  h1 { font-size: clamp(2rem, 9vw, 2.75rem); }
  h2 { font-size: clamp(1.625rem, 6vw, 2.125rem); }
  h3 { font-size: clamp(1.25rem, 5vw, 1.625rem); }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-content {
    padding: 0 var(--container-padding);
    padding-top: 7rem;
  }

  .hero-controls {
    bottom: 1.5rem;
    width: calc(100% - 2.5rem);
    gap: 1rem;
  }

  .brand-statement-meta {
    flex-wrap: wrap;
    gap: var(--space-6);
  }

  .industry-item {
    grid-template-columns: 48px 1fr;
    gap: var(--space-4);
  }

  .industry-item-arrow {
    display: none;
  }

  .tech-item {
    grid-template-columns: 2.5rem 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

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

  .luxury-break {
    padding-block: var(--space-24);
  }
}

@media (max-width: 480px) {
  .site-header {
    padding: 1.25rem 1.25rem;
  }

  .site-header.scrolled {
    padding: 0.875rem 1.25rem;
  }

  .hero-nav-btns {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   21. HOMEPAGE GRID & PREVIEW SECTIONS (Technology & Sustainability)
   -------------------------------------------------------------------------- */

.tech-preview-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

.tech-preview-header {
  position: sticky;
  top: calc(80px + var(--space-6));
}

.sustainability-preview {
  padding-block: var(--section-padding-y);
}

.sustain-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

.sustain-intro {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.sustain-pillars {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sustain-pillar {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-line);
}

.sustain-pillar:first-child {
  border-top: 1px solid var(--color-line);
}

.sustain-pillar span {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.sustain-pillar p {
  font-size: var(--text-base);
  color: var(--color-text-mid);
  line-height: 1.7;
}

@media (max-width: 1024px) {
  .tech-preview-layout,
  .sustain-layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .tech-preview-header {
    position: static;
  }
}

/* --------------------------------------------------------------------------
   21.5. TEST KIT MODAL
   -------------------------------------------------------------------------- */
.test-kit-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(10, 15, 25, 0.45);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transition: opacity 300ms ease, visibility 300ms ease;
}

.test-kit-modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.test-kit-modal {
  background: var(--color-white);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  padding: 3.5rem 3rem;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

@media (max-width: 768px) {
  .test-kit-modal {
    padding: 2.5rem 2rem;
  }
}

.test-kit-modal-backdrop.open .test-kit-modal {
  transform: scale(1);
}

.test-kit-modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: var(--color-text-light);
  transition: color var(--transition);
  line-height: 1;
}

.test-kit-modal-close:hover {
  color: var(--color-primary);
}

.test-kit-modal-header {
  margin-bottom: 2.5rem;
}

.test-kit-modal-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.test-kit-modal-desc {
  font-size: var(--text-base);
  color: var(--color-text-mid);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   22. PRINT
   -------------------------------------------------------------------------- */

@media print {
  .site-header,
  .site-footer,
  .hero-controls,
  .mobile-nav,
  .btn-primary,
  .btn-secondary {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

  a[href]::after {
    content: ' (' attr(href) ')';
    font-size: 10pt;
    color: #666;
  }
}